Exposure
    
    - ID
- PIONI.2025-10-28T01:18:51.523_1
- Header ID
- PIONI.2025-10-28T01:18:51.523
- Date updated
- 2025-10-28 01:26:09 UTC+0000
- Release date
- 2025-10-28 01:18:51 UTC+0000
- UTC Start
- 2025-10-28 01:18:51.523
- UTC End
- 2025-10-28 01:20:08.323
- MJD Start
- 60976.0547629981
- MJD End
- 60976.05565188699
- Exposure time (s)
- 76.8
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.0060435
- Ambient temperature (°C)
- 12.04
- Seeing (arcsec)
- 0.65
        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 | 58.6110 | 58.2360 | 120.9000 | 121.1000 | 
| A0-J2 | 95.3850 | 94.8330 | 88.8000 | 88.8000 | 
| A0-K0 | 111.3620 | 110.9940 | 66.9660 | 66.8530 | 
| G1-J2 | 55.3020 | 55.2070 | 54.6000 | 54.5000 | 
| G1-K0 | 90.2910 | 90.3120 | 35.3090 | 35.2960 | 
| J2-K0 | 42.2440 | 42.2700 | 9.6920 | 9.8630 | 
        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 | 60976.0547629981 | 
| 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 | 58.611 | 
| HIERARCH ESO ISS PBL12 END | 58.236 | 
| HIERARCH ESO ISS PBLA12 START | 120.9 | 
| HIERARCH ESO ISS PBLA12 END | 121.1 | 
| HIERARCH ESO ISS PBL13 START | 95.385 | 
| HIERARCH ESO ISS PBL13 END | 94.833 | 
| HIERARCH ESO ISS PBLA13 START | 88.8 | 
| HIERARCH ESO ISS PBLA13 END | 88.8 | 
| HIERARCH ESO ISS PBL14 START | 111.362 | 
| HIERARCH ESO ISS PBL14 END | 110.994 | 
| HIERARCH ESO ISS PBLA14 START | 66.966 | 
| HIERARCH ESO ISS PBLA14 END | 66.853 | 
| HIERARCH ESO ISS PBL23 START | 55.302 | 
| HIERARCH ESO ISS PBL23 END | 55.207 | 
| HIERARCH ESO ISS PBLA23 START | 54.6 | 
| HIERARCH ESO ISS PBLA23 END | 54.5 | 
| HIERARCH ESO ISS PBL24 START | 90.291 | 
| HIERARCH ESO ISS PBL24 END | 90.312 | 
| HIERARCH ESO ISS PBLA24 START | 35.309 | 
| HIERARCH ESO ISS PBLA24 END | 35.296 | 
| HIERARCH ESO ISS PBL34 START | 42.244 | 
| HIERARCH ESO ISS PBL34 END | 42.27 | 
| HIERARCH ESO ISS PBLA34 START | 9.692 | 
| HIERARCH ESO ISS PBLA34 END | 9.863 | 
| HIERARCH ESO ISS AMBI TAU0 START | 0.005809 | 
| HIERARCH ESO ISS AMBI TAU0 END | 0.006278 | 
| HIERARCH ESO ISS AMBI TEMP | 12.04 | 
| HIERARCH ESO ISS AMBI FWHM START | 0.65 | 
| HIERARCH ESO ISS AMBI FWHM END | 0.65 |