Exposure
    
    - ID
- PIONI.2025-10-28T01:12:56.652_1
- Header ID
- PIONI.2025-10-28T01:12:56.652
- Date updated
- 2025-10-28 01:20:49 UTC+0000
- Release date
- 2025-10-28 01:12:56 UTC+0000
- UTC Start
- 2025-10-28 01:12:56.651
- UTC End
- 2025-10-28 01:14:13.451
- MJD Start
- 60976.0506556882
- MJD End
- 60976.051544577094
- Exposure time (s)
- 76.8
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.0073845000000000004
- Ambient temperature (°C)
- 11.5
- Seeing (arcsec)
- 0.61
        Observation
    
    - ID
- 71022
- Category
- calibrator
- Program ID
- 116.292S.002
- Program Title
- CONSTRAINING THE COSMIC DANCE OF MASSIVE STARS IN TRIPLE SYSTEMS
- Program Type
- Normal
- PI / COI
- MAHY / SANA / LE BOUQUIN / FROST / BORDIER
        Target
    
    - ID
- 45428
- Name
- HD_192971
- RA
- 304.421985
- DEC
- 5.00818
        Projected baselines
    
    | Baseline | Length start | Length end | Angle start | Angle end | 
|---|---|---|---|---|
| A0-G1 | 60.1230 | 59.7570 | 120.2000 | 120.3000 | 
| A0-J2 | 97.5940 | 97.0630 | 89.0000 | 89.0000 | 
| A0-K0 | 112.8250 | 112.4750 | 67.4110 | 67.3050 | 
| G1-J2 | 55.6720 | 55.5840 | 55.0000 | 54.9000 | 
| G1-K0 | 90.1940 | 90.2190 | 35.3530 | 35.3440 | 
| J2-K0 | 42.1430 | 42.1670 | 8.9880 | 9.1600 | 
        Header: used keywords
    
    | Key | Value | 
|---|---|
| HIERARCH ESO OBS PROG ID | 116.292S.002 | 
| HIERARCH ESO DPR CATG | CALIB | 
| HIERARCH ESO DPR TYPE | FRINGE,OBJECT | 
| MJD-OBS | 60976.0506556882 | 
| HIERARCH ESO DPR TECH | INTERFEROMETRY | 
| HIERARCH ESO OBS TARG NAME | HD_192971 | 
| RA | 304.421985 | 
| DEC | 5.00818 | 
| HIERARCH ESO INS OPTI2 NAME | GRISM | 
| HIERARCH ESO INS OPTI2 ID | GRISM | 
| HIERARCH ESO INS FILT1 NAME | H | 
| HIERARCH ESO ISS CONF NTEL | 4 | 
| HIERARCH ESO ISS CONF STATION1 | A0 | 
| HIERARCH ESO ISS CONF STATION2 | G1 | 
| HIERARCH ESO ISS CONF STATION3 | J2 | 
| HIERARCH ESO ISS CONF STATION4 | K0 | 
| HIERARCH ESO DET DIT | 0.0015 | 
| HIERARCH ESO DET NDIT | 51200 | 
| HIERARCH ESO ISS PBL12 START | 60.123 | 
| HIERARCH ESO ISS PBL12 END | 59.757 | 
| HIERARCH ESO ISS PBLA12 START | 120.2 | 
| HIERARCH ESO ISS PBLA12 END | 120.3 | 
| HIERARCH ESO ISS PBL13 START | 97.594 | 
| HIERARCH ESO ISS PBL13 END | 97.063 | 
| HIERARCH ESO ISS PBLA13 START | 89.0 | 
| HIERARCH ESO ISS PBLA13 END | 89.0 | 
| HIERARCH ESO ISS PBL14 START | 112.825 | 
| HIERARCH ESO ISS PBL14 END | 112.475 | 
| HIERARCH ESO ISS PBLA14 START | 67.411 | 
| HIERARCH ESO ISS PBLA14 END | 67.305 | 
| HIERARCH ESO ISS PBL23 START | 55.672 | 
| HIERARCH ESO ISS PBL23 END | 55.584 | 
| HIERARCH ESO ISS PBLA23 START | 55.0 | 
| HIERARCH ESO ISS PBLA23 END | 54.9 | 
| HIERARCH ESO ISS PBL24 START | 90.194 | 
| HIERARCH ESO ISS PBL24 END | 90.219 | 
| HIERARCH ESO ISS PBLA24 START | 35.353 | 
| HIERARCH ESO ISS PBLA24 END | 35.344 | 
| HIERARCH ESO ISS PBL34 START | 42.143 | 
| HIERARCH ESO ISS PBL34 END | 42.167 | 
| HIERARCH ESO ISS PBLA34 START | 8.988 | 
| HIERARCH ESO ISS PBLA34 END | 9.16 | 
| HIERARCH ESO ISS AMBI TAU0 START | 0.007629 | 
| HIERARCH ESO ISS AMBI TAU0 END | 0.00714 | 
| HIERARCH ESO ISS AMBI TEMP | 11.5 | 
| HIERARCH ESO ISS AMBI FWHM START | 0.61 | 
| HIERARCH ESO ISS AMBI FWHM END | 0.61 |