================================================================================ THE LSO GROUP MEETING 2025/09/23 10:00, AISAS SL headquarters - in person 10:00-? Participants: + JR + (MH 11:30->) ================================================================================ A/ agenda a organizational information: done since 18/06/2025 B/ technical information : done since 18/06/2025 C/ project reports D/ work progress plan - organizational E/ work progress plan - technical F/ HOT TASKS G/ the nearest tasks H/ new ideas I/ preparation of publications J/ various other things ================================================================================ A/ AGENDA AND ORGANIZATIONAL INFORMATION ======================================= DONE SINCE 18/06/2025 : ! bonuses: - 2025: - no bonus money during the year provided due to AISAS budget limitations/uncertainties in course of the year... - new prepared requests: NW wall insulation repair ! cable car 29/08-17/09 off, the latest news: repaired... ! PR: - excursions: - 2025/09/18 - ESG Committee of the VUB bank - 12 persons, JR - 2025/08/27 - IEP Dr. Kopcansky (former IEP director) + 6 guests, MT - 2025/08/26 - Board of the SAS parliament - 12 persons - JAjr - 2025/07/13 - pani Orságová +1, víťazka diváckej ESET súťaže, JR - 2025/06/26 - Prof. Necas + 9 ludi (26.6. 13:40) MT APCOM 2025 - Workshop Solid State Physics and Radioactive Irradiation ! - excursions from the TMR apartments: 97 days, cable car out of operation 20 days, we away 16 days -> 71 days JAjr: 6,6,2,4,6 05/ 24 excursion/visitors JR : 4,4,7,4 04/ 19 MT : 5,5,6,4,4,5,4,6,4,6 10/ 49 ZV : 2,1,2,4,4,4,4 07/ 17 number of excursions/visitors: 26/109 excursion/visitors, in ~1/3 of days ! - DOD 2025 - 16/07 (MT+ZV+RL) + 09/08 (MB+JR+RL) - 162+203=365 visitors - articles: - ! - AISAS colloquia: - ! - lectures: 2025/08/19: Kanzelhoehe Solar Observatory: - 'Lomnicky Stit Observatory: last 3 years – 9/2022-7/2025', JR and the LSO group presentation - 'LSO/CoMP-S instrument: polarimetric calibration - preliminary results', JR + (ST) ! - Visits: 2025/08/19-20 - Katka Furdikova (Brcekova)+3 (former PhD and staff) - JAjr - TV/radio: - ! - web/social media: - AISAS FB/Insta: - ODDs 2 posts with pictures from the LSO - ZV,MB - information+picture on white LSO dome to JS - JR - - meeting/conferences: - UCoMP informal lunch discussions: 1 missed - holidays AW ? ! - your other PR input: ? - projects: P - OSCARS: Federation of Solar DATA - MT+AW - proposals: P - preparation of a concent for "LSOforESA proposal: some ideas" for RPA call in 01/2026 ! teaching: - LSO Summer Internship program 2025: - web: https://www.astro.sk/~choc/lso_summer_internship_program/2025/lso_summer_internship_program_2025.html - terms: 2 and 3: 4 and 6 students + Sept -> Oct term (7->3 students) - PhD study: 1 student interested -> May 2026 - Master thesis interest: Jakub Zentko (UPJS): finally, no to make the master's thesis at OFS AsU - purchase/services + gifts: 2025: realized: - ADC pre uj2p: ADC CLICKMIKROE 28 Euro ! - 2 sets of quilt+pillow for guests - under bed of LSO observers (6 in total = 4 FB + 2 observer) - 2 new filters for protective mask for painting - technicky benzin 1 l - biele podlozky pod rebrik - tesnenie poklopu kupoly - nalepka has. pristroj - nalepky - el.zariadenie + WC 2x - kuch. papier, sparatka - pressure cooker gasket - computer mouse pad -> dome - black and white anti-slit tapes for the staircase to the dome and for the wooden staircase in the dome - cutting device for cooked eggs for kitchen - washing powder for washing the LSO clouts - 2 kg of salt fro cleaning the 300 l water tank - plastic numbers for new numbering signs of the metal sheets in the dome - wall switch ! in progress: - IKT - 2025/09/18 - JA+JAjr+MT+JR (JA ?) in total: 4390 Euro + maybe later disks for RAIDS: 2100 or 4200 Euro - nonIKT: wave/4 plate - 2800 Euro ? prepared for purchase: - 2025/09/18 JA+JAjr+MT+JR - tools, electronic parts, ... in total: JA,JAjr,MT MT LSO VEGA 3295 € + 20+11+335=366 Euro - list for any case: just few items at the moment - creation/update of documents: - UJ2P+CoMP-S observing manual: updates - UJ2P + CoMP-S Observations - kind requests to observers - duty services for regular observations and the LSO guarding: - 4 observers: JAjr, MT, JR, and ZV (only working days, several stays abroad), JR extension P - STANDBY operation mode for LSO - AISAS + IEPSAS @ LSO: ! the duty stays schedule for 2025: - some days away - some days STANDBY mode days: 1-9/09/2025 JR -> 31/08-3/09 at LSO ! LSO for AISAS administration: - "BOZP" corrections - AISAS management + administration for the LSO: ! - preparations for the LS TMR+SAS renovations: - TMR: - LS-SP cable car - year 2027 unclear still - AISAS: VD - 2025/08: still some problems with latrge water takns project IEP : Kubancak - meeting at the LSO to solver the problem - AISAS+IEP: request for money for our renovation works - not in the actual list for 2025 - UCOMP Informal Lunch meetings: - ! ? ================================================================================ B/ TECHNICAL INFORMATION ======================================================= DONE SINCE 19/06/2025: building: P - NW wall bottom bathroom window - insulation repair - MT ! • spektrak: kvapkanie za vchodom: oprava potrubia • upratať gumy vo vezicke - A • hnede dreva v oknach - opravit nater – A • schody do kupoly - protišmyková paska - A • Okná – kontrola, údržba, mazanie gumených tesnení silikonovým olejom • dolna kupelka: WC 2x - privod+pretekanie mikada • operadlo kresla pod kupolou zlepit • stena vedla schodov do kupoly vycistit • dosky od fyzikov – niektoré možno ponechať na LSO • vrchnák koša PAPIER v kuchyni - dome: • rebrik v kupole vycistit od farby • vyčistiť prevodovku rotácie kupoly (časť ktorá je pred sololitom) - A • metla/mop v kupole na šróbu - A P • natery v kupole: - A ◦ ochranne pomocky: maska+filtre+okuliare ◦ prebrusenie - za mokra -> na sucho ◦ drevene schody ◦ 3 stoly ◦ opierka poklopu ◦ prevodovka štrbiny ◦ 2x sololit kryjúci prevodovku rotácie kupoly ◦ spodok nohy montáže natrieť s páskou nalepenou pár centimetrov na podlahou • natery v kupole: - A - druhy nater s 10% TiO2 beloby: štrbina – sololit - treti nater s 10% TiO2 beloby: dlážka – okrem hrobu • skladaci rebrik upevnit na stenu v kupole • Kontrola utiahnutia skrutiek prichytenia motorov pre CoMP-S/SCD/UJ2P • Premazanie prevodoviek a trecích plôch periférnych motorov na koronografoch P - Slit separation system: cloth inside - FB - Dome TiO2 color painting: corrections + cleaning – FB - unpainted "space" insulation to: mount box front doors from outside P - Cover for cables near slit opening motor - JAjr P - SCD: dismounting polystyrene box, installation of thermal insulation sheets + heating ON - JAjr P - Limit mark for the sufficient opening of the split slit in summer - JR+FB P - thermal management of the dome - tests JR P - Automatic dome rotation tests - MT+JR P mount: - lubrication - cleaning from oil leakage P - corR: - work on automated variable AM concept – JAjr presentation - work pol_cal assembly – JAjr presentation - 3D diffuser gearbox - JAjr presentation - Shortening diffuser manual adjustment rod + 3D holder – JAjr presentation - Measuring temperatures of AM using UNI-T multimeter with point contact temperature probe (up to 230°C) – JAjr presentation - Measurements of the radial offset values after camera brackets replacement - JAjr - corL: - P AISAS MechsL JA's presentation P UJ2P: MT's presentation P - UJ2P run problems: JR - the closed loop eclipse pointing for h>10° - shift typically in the next 1/2 hour... P CoMP-S: - work on Pol_cal : JAjr presentation - wokr on_pol_cal assembly: JAjr presentation - Changing brackets for ANDOR cameras in the CoMP-S camera module - JAjr presentation - Cameras sensors cleaning with SWAB kit, wiping dust inside camera module - JAjr - Ducting for connection of the flexible air channels to the 12 cm fans (for CoMP-S camera module ANDOR cameras cooling) - JAjr presentation - COMP-S watlow problem - 'no dev' showed on watlow display: reason HC general switch off → ON, solution: off/ON the CoMP-S circuit breaker in RS24VDC box in electrical office (some time to recover) - COMP-S image scale / FoV size determination: line 656 nm → scale 0.437 “/px (level-1) + FoV ~560"x~470" " (30% * 25% R_sun ≈ 1/2*1/4 R_Sun) P - observations - 18/06-22/09/2025: - away 10, present 2, ready 51, standby 10-> 2-present+2-obse, days - tests 0, attempts 2, real_obs 24 days - unprepared 12, ready+ 81 days - CoMP-S obs_prog_007 : attempt/real - 0/- 010 : - 2/24 (+0 007 - 854+656) P - AISAS mechanisms v.2: - comm+focus+diffuser: regular operation - maintenance: - - SCD: - P SCMP: - v.6.2.1 (JR+MT+ZV+JAjr - several days): code for AISAS Mechs v.2 - typically no problems with: FWs, PIs, trigger, LF tuning, ANDORs, saving, USB/FO, initialization of Zero (Watlow) temps, initialization of ILX - but sometimes problems with: - sudden crash - ? P SLED for LSO: - request for information -> planned technical meeting... Never-ending project ? My far distance guess: mechanics for this optical design is the core problem due to more than one reason: one man show & manpower & unofficial project Next steps: Technical meeting (with JR+JAjr) Discussion with the Polish colleagues whether the project has some realistic future and how to realize it - LSO test spectrograph: - - LSO pipeline: - data handling - level 0 -> level 1 = OBSERVER'S TASK - from: level 0: SSD disk g:\ - to : level 1: umbra.astro.sk:/home/observer/data/ = TEMPORARY ARCHIVE logs : intranet LSO @ ofs.astro.sk - problems: slow IDL session start/end -> RK - data archiving - level 1 data backup = JR's TASK (once per month) - from: level 1: umbra.astro.sk:/home/observer/data/ - to : RAIDofsG = PRIMARY ARCHIVE - from: RAIDofsG - to : RAIDofsB = SECONDARY ARCHIVE (full array -> secondary archive continuing at array RADIofsE - data reduction: - test with in coliagment check/repair for polarized images 1,2,3,4 for of the same wavelength point - still unsatifactory results P LSO data archive: MT's presentation - detektory+extendery: JA: - extendery+opt.moduly testy: - - ANDOR: SCD: - - IR: MH -> JAjr - PCs: - PC1 transported to SL (JA) for upgrade P - NB for wabcams in the astro-office - server room & network: - regular monthly cleaning continuing P - OSCARS: RAIDofsG mounted to the ofs.astro.sk server file system for db/VSO - RS24VDC: - diesel: - - el. heating: - ? ================================================================================ C/ PROJECT REPORTS ============================================================= JA - AISAS Mechs - the new system: status report + plans - J. Ambroz MH - SCMP LabVIEW code: status report + plans - M. Hutar MT - UJ2P: status report + plans - M. Trembac - dome rotation: status report + plans - M. Trembac - LSO data archive: status report + plans - M. Trembac JR - CoMP-S+UJ2P observations - J. Rybak - Dome+CorR+CoMP-S: status report + plans - J. Rybak - LSO pipeline: status report - J. Rybak - UNPREPARED ! JAjr - pol_cal package: status report + plan - Jakub Ambroz - variable AM: status report + plan - Jakub Ambroz AW - OSCARS project: "Federation of Solar Data (FSD)" - A. Wisnieska JR - LSO ESA RPA proposal - J. Rybak ================================================================================ D/ WORK PROGRESS PLAN - ORGANIZATIONAL ========================================= ! SPO visit at the LSO: RK+? - 2025/10 (till Nov 9, 2025) - second visit to present in detail technical solutions/work: AISAS Mechs, UJ2P, dome rotation, CoMP-S pol_cal assembly, ZEISS cor variable AM - yes or no?, LSO or SL? - decision ?, management ? ! purchase: - 2025 list still open - please send more suggestions - wave/4 plate -> nonIKT; 1st common list of request forms ; the rest: Oct 20? ! KSO visit: 10/09-20/10/2025 with WP @ KSO - presentations: JAjr: pol_package (vAM?), JA: AISAS Mechs, MT: UJ2P (dome rotation?) - PG: waiting for date information ! - check of the el. power delivery to slit motion motor consilium @ LSO: FB+MT+JAjr+JR – Oct 13,14 ? ! SLED technical meeting: JR+JAjr - LSO SAS building renovations plans - VD ! AISAS - facebook/instagram started - request for material from the LSO ! PR - if observations are running smoothly - try to get pictures/panoramas/videos (AW?) ! vyroba pohladnic s motivmi LSO a Slnko - no money received yet (APVV projects approved with some PR money...) - the LSO entrance door: better labels + links (logo SAS,...) : JR+RL - LSO: proposal calls + data policy: - JR: priprava draftu pravidiel a textu vyzvy -> PG vyhlasenie - JR: priprava sposobu organizacie veci okolo calls, pripravy programov a prevadzani pozorovani - AISAS administration: - new low-temp fridge to save energy? - navsteva vedenia na LSO - oprava VN linky - TMR-Husovsky: zadali pripravu projektu opravy - info o vysledku ? - stav obmurovky vezicky -> AsU/UEF co dalej ? - banner na LSO i za AISAS - obrazy so Slnkom, ake su na chodbach v SL, i na steny LSO - u TMR: overenie vzjomneho kurenia medzi TMRaSAV - havarie ? ================================================================================ E/ WORK PROGRESS PLAN - TECHNICAL ============================================== PROPOSED ACTIONS: - building: - Test painting with white and light gray paint with/out TiO2 powder on the roof - FB - repair of the water inflow tubes to the building (docasna oprava kolien rur) - WAPa – cistenie vodorovnych rur: only when no rennovation by external company - banner to the SW roof handrail (in a similar shape as IEP): JA: Corel - adaptations + company+price (Jan Balaz) - teplo z montaze a hrobu do kupoly zastavit - dome: - A new location of boards, tables (after painting) - JR+FB - Test painting: an anti-abrasion transparent protective varnish for the dome floor - FB ! - the white dome floor cleaning - more frequently: - oil drops or water drops -> avoiding renmants with the dust mixed (technical benzine + light blue workshop paper) - insects+dust after observing day - Dome rotation: automatic motorized v.2 - MT - po kontrole prudu Jarom: kontrola kde na spodku kupoly kondenzuje voda najviac - Hammond: cooling - JA - rozobratie 1 ohrievaca a kefy v rotacii ? - posudenie a rozhodnutie o pokracovani v opravach kief a elektriky ohrevu kupoly - rotacia + strbina ? - mount: - - coronagraphs: - korR: - solution of the mechanical conflict: counterwaight = Harting - cleaning the first negative lens after field lens - JR - korL: - AISAS Mechs endswitches - JA - belt for rotation - JK+JR P - UJ2P: v.6-7 - Effects on the closed loop eclipse pointing for h>10° ? - Next version with new el. parts - spolupraca pointra s SCD/CoMP-S acquisition - MT+MH pre automatizaciu ABSO a TARGET - optimalizacia rychlosti rozbehov/pohybov/dobehov pointancie - MT - manual (MT+JR + MH+PS) for v.6 - MT - jahrgang referencie v delta - MT - optimalizovanie programovania pointra - LV - MT - post-facto soft na analyzu akcii pointra ~ cas - documentation - spare parts - add early morning adaptation revolution of the diodes to keep them in the horizontal/vertical orientation instead of the alpha/delta orientation and the following recalculation of the actions od the alpha/delta stepper motor to keep the total eclipse set properly - CoMP-S: - New AISAS Mechs with Arduinos with the SCMP operation - MH+JA (rotation, ABSO and TARG) - the 2025 CoMP-S maintenance period continuation: - ghost in T camera ? - new switch for the pre-filter pre-heating - ANDOR T camera effects: 854 nm - the first secondary optics lens cleaning - new switch for the pre-filter pre-heating - polarimetric package in front of the artificial moon - JAjr - CoMP-S polarimetric calibration – additions - JR - CoMP-S polarimetric calibration → final pipeline – JR - IR cameras repair – JA - cables CM+FM – adaptation for free rotation – MT+JA - binning correctly - JR - parasitic light checks - JR - prefilter false passbands tests - JR - cleaning optics - JR - 530nm too low counts - JR - LF IP determination - JR - LF tuning tests - JR - prefilter passbands measurements - JR - repair of the FO extender for GDR cameras - JA - GDR cameras to SCMP - MH - GDR cameras alignment - JR - LF tuning for 107X+1083 - JR - SCD: - at the moment stopped due to other tasks - vacsi ventilator na IN - nahrada zniceneho FO L2 - vyvazenie SCD boxu v rotacii - predlzenie kablov pre volne otacanie SCD boxu v PA - optimalizacia a finalizacia toku vzduchu v/mimo SCD boxu - upravy kablovania pre lepsi pristup do op/el. compartmentu - nakalibrovanie skaly radialneho posunu FoV SCD - testovanie navrhu ochrany pristroja pred sl. svetlom - ANDORs: statistical analysis of the light~response linearity - oprava: extender - oprava: ANDOR - detektory+extendery: - pokus o opravy: ANDOR SCD, extendery Goodrich - JAjr - nahrady: ak oprava SCD ANDOR kamery neuspesna -> PCO kamera pre SCD aspon docasne ak oprava SCD extendera neuspesna -> extender PCO kamery ak oprava Goodrich extendera neuspesna -> extendery PCO kamier SCMP: - ROTATION, TARGET, and ABSO motorization to SCMP – JA+MH - Camera image displays: adjustment of FoV displayed zoom, alternations of intensity scales (linear, sqrt, log) - CoMP-S + UJ2P mutual cooperation for automatic ABSO operation without the observer’s actions - Non-polarimetric SCMP version - vzajomna komunikacia LV SCMP a UJ@P: ABSO automaticky - GDR cameras incorporation to to SCMP - MH - user-friendly layout – MT+JR → MH - LF tuning for 107X+1083 - JR - binning correctly – JR - (PCO camera for SCD?) - rewriting the SCMO AO diagram LV core for optimum and reliable LF and cameras operation with more flexibility - network&comp: - CoMP-S PC motherboard... ! - new access point to replace the borcade to follow the AISAS rules ? - 2x 1TB SSD disk for umbra.astro.sk:/home/observer/data temporary archive to speed up the data handling ? - upgrade of the umbra CPU ? - diesel: - - SLED@korL: - pL+UJ2P - AISAS Mechs@corL - cooling/heating of SLED - USB 3.0-FO extender set or ANDOR Neo repair + extender repair - SCMP for SCD (+ SLED soft) - el. heating: - beh i pri jedinej faze - SS@UEF - manual - SS - druhy kotol - manual: SS+RL ? ================================================================================ F/ HOT TASKS =================================================================== - white/gray test painting on the roof - FB - test with an anti-abrasion transparent protective varnish for the dome floo - FB - new location of boards, tables (after painting) - JR+FB - the white dome floor cleaning - more frequently - all observers - CoMP-S+UJ2P observations - all observers (but AISAS Mechs tests - priority) 010,007 - ESA RPA proposal draft discussion - NEW (Arduino based) AISAS Mechs v.2 for corR: rotation, target, abso - JA+MT+MH - UJ2P early morning performance h>10° - JR+MT - SCMP display of the live image - different intensity scales - MTH - CoMP-S data handling: more approprate (genreally) LUT to see faint features - JR - LSO Summer Internship Program 2025: the last, October term - JR - detail timing/pointing information on the SolO imaging instruments measurements - ? ================================================================================ G/ THE NEAREST TASKS =========================================================== - dome rotation - 2nd version - MT - new access points to replace the brocade to follow the AISAS rules - JA - CoMP-S/CorR ~ UJ2P new Harting connector - mechanical conflict - MT - corR+CoMP-S pol_cal package - JAjr + CoMP-S test_prog_006 runs: more independent measurements in different combination of polarimetric optical parts orientation - JR - new HW into PC1 - JA - additions to the CoMP-S data handling regular procedure: - CoMP-S engineering data -> daily temperature plots - JR - additions to the CoMP-S data archive level-1 data and the LSO intranet diary: - additional keywords - adaptations of previews, movies: int.scales, 4x4 concept for previews, 1 pol1 for movies, mosaic images of line scans from time to time - the CoMP-S 2024-2025 maintenance period continuation: - new switch for the pre-filter pre-heating - ANDOR R cleaning - camera T ghost - old PBS cube and/or beam exchange - the 1st secondary optics lens cleaning - R camera cooling improvement? - LSO testing spectrograph: update of the concept - JR - NEW (Arduino based) AISAS Mechs for corL - JA+JAjr+MT - UJ2P for corL with new diodes - MT - GDR kamery do SCMP - MH+JAjr - calls for observing proposals & data policy - JR - outer LSO AISAS banner at the SW roof handrail - 2026 May: checking of the white/gray painting of the LSO roof building -> actions ? ================================================================================ H/ NEW IDEAS =================================================================== ? ================================================================================ I/ PREPARATION OF PUBLICATIONS ================================================= - 28.CSS, 05 or 06/2026: - JR+JAjr - pol_cal - ZV - obs_prog_010 - posters to conferences advertising the LSO/CoMP-S - anybody interested/willing ================================================================================ J/ VARIOUS OTHER THINGS ======================================================== ? ================================================================================ NEXT MEETINGs - preliminary 16/12/2025 online (JR@LSO+MH@PP) JA - AISAS Mechs - the new system: status report + plans - J. Ambroz + M. Hutar MH - SCMP LabVIEW code: status report + plans - M. Hutar MT - UJ2P: status report + plans - M. Trembac - dome rotation: status report + plans - M. Trembac - LSO data archive: status report + plans - M. Trembac JR - CoMP-S+UJ2P observations - J. Rybak - Dome+CorR+CoMP-S: status report + plans - J. Rybak - SLED instrument: status report + plans - J. Rybak + J. Ambroz JAjr - pol_cal package: status report - Jakub Ambroz - variable AM: status report + plan - Jakub Ambroz AW - OSCARS project: "Federation of Solar Data (FSD)" - A. Wisnieska ZV - CoMP-S obs_prog 010 in 2025: summary + plans - Z. Vashalomidze =============================================================================== TODO: ================================================================================ TEMPORARY NOTES: SMEROVANIE A POSTUPNOST PRAC - PRISTROJE (PRIBLIZNY ZOZNAM): - prevadzka LSO s UJ2P+CoMP-S (LSO skupina) - AISAS mechanisms po novom a robustne pre kor R+L (JA) - UJ2P projekt po novom: pre korR+L (MT) - automatizacia otacania kupoly (MT) - pol_cal pre CoMP-S (JR) - LSO pipeline finish+extenstions (JR) - LSO -> VSO (MT) - LSO dome ala THEMIS - hladanie priciny poruchy kamery a extenderov (elektroinzinieri) - oprava ANDOR kamery alebo/a nahrada ANDOR kamery pre SCD PCO kamerov (JA) - oprava/nahrada extenderov pre CoMP-S Goodrich kamery (JA) - ozivenie Goodrich kamier v CoMP-S (MH,JR,JK) - nove verzie zakladneho jadra SCMP pre ovladanie LF+polarimetra (MH) - LSO spektrograf pre testovanie+opravu ladenia LF CoMP-S + SCD - CoMP-S ozivenie pre ciary 530, 1074+1079+1083 - SCD oprava ladenia pre 656 ciaru a naladenie pre ostatne ciary - pH spat - zlepsenia SCD pre diskove pozorovania - pokles tepelneho toku - SLED development/testing/hosting - Diamon ring initiative ================================================================================ PRISTROJE - FINALNY STAV: - CoMP-S@korR alebo/a SCD@korL: koronograficke merania - SCD@korL: diskove pozorovania s limitovanym FoV + CoMP-S@korR: koronograficke merania - SCD@korL: celodiskove pozorovania + CoMP-S@korR: koronograficke merania - CoMP-S@korR alebo/a SLED@korL: koronograficke merania - Diamond ring instruments ================================================================================