Exposure
- ID
- PIONI.2025-10-29T07:46:30.721_1
- Header ID
- PIONI.2025-10-29T07:46:30.721
- Date updated
- 2025-10-29 07:55:49 UTC+0000
- Release date
- 2026-10-29 07:55:49 UTC+0000
- UTC Start
- 2025-10-29 07:46:30.722
- UTC End
- 2025-10-29 07:48:13.122
- MJD Start
- 60977.3239666848
- MJD End
- 60977.32515186999
- Exposure time (s)
- 102.4
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.0065015
- Ambient temperature (°C)
- 12.77
- Seeing (arcsec)
- 0.52
Observation
- ID
- 71049
- Category
- science
- 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
- 52729
- Name
- HD 76556
- RA
- 133.778069
- DEC
- -47.60752
Projected baselines
| Baseline | Length start | Length end | Angle start | Angle end |
|---|---|---|---|---|
| A0-G1 | 66.5430 | 66.8750 | 78.0000 | 78.4000 |
| A0-J2 | 108.9400 | 109.2420 | 51.5000 | 52.0000 |
| A0-K0 | 120.9620 | 121.0860 | 32.3770 | 32.8180 |
| G1-J2 | 57.6520 | 57.6680 | 20.5000 | 20.9000 |
| G1-K0 | 88.3470 | 88.3470 | 359.7970 | 0.0760 |
| J2-K0 | 39.9770 | 40.0560 | 329.1940 | 329.3540 |
Header: used keywords
| Key | Value |
|---|---|
| HIERARCH ESO OBS PROG ID | 116.292S.002 |
| HIERARCH ESO DPR CATG | SCIENCE |
| HIERARCH ESO DPR TYPE | FRINGE,OBJECT |
| MJD-OBS | 60977.3239666848 |
| HIERARCH ESO DPR TECH | INTERFEROMETRY |
| HIERARCH ESO OBS TARG NAME | HD 76556 |
| RA | 133.778069 |
| DEC | -47.60752 |
| 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 | 0.002 |
| HIERARCH ESO DET NDIT | 51200 |
| HIERARCH ESO ISS PBL12 START | 66.543 |
| HIERARCH ESO ISS PBL12 END | 66.875 |
| HIERARCH ESO ISS PBLA12 START | 78.0 |
| HIERARCH ESO ISS PBLA12 END | 78.4 |
| HIERARCH ESO ISS PBL13 START | 108.94 |
| HIERARCH ESO ISS PBL13 END | 109.242 |
| HIERARCH ESO ISS PBLA13 START | 51.5 |
| HIERARCH ESO ISS PBLA13 END | 52.0 |
| HIERARCH ESO ISS PBL14 START | 120.962 |
| HIERARCH ESO ISS PBL14 END | 121.086 |
| HIERARCH ESO ISS PBLA14 START | 32.377 |
| HIERARCH ESO ISS PBLA14 END | 32.818 |
| HIERARCH ESO ISS PBL23 START | 57.652 |
| HIERARCH ESO ISS PBL23 END | 57.668 |
| HIERARCH ESO ISS PBLA23 START | 20.5 |
| HIERARCH ESO ISS PBLA23 END | 20.9 |
| HIERARCH ESO ISS PBL24 START | 88.347 |
| HIERARCH ESO ISS PBL24 END | 88.347 |
| HIERARCH ESO ISS PBLA24 START | 359.797 |
| HIERARCH ESO ISS PBLA24 END | 0.076 |
| HIERARCH ESO ISS PBL34 START | 39.977 |
| HIERARCH ESO ISS PBL34 END | 40.056 |
| HIERARCH ESO ISS PBLA34 START | 329.194 |
| HIERARCH ESO ISS PBLA34 END | 329.354 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.006928 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.006075 |
| HIERARCH ESO ISS AMBI TEMP | 12.77 |
| HIERARCH ESO ISS AMBI FWHM START | 0.52 |
| HIERARCH ESO ISS AMBI FWHM END | 0.52 |