Exposure
- ID
- PIONI.2025-10-29T07:48:25.064_1
- Header ID
- PIONI.2025-10-29T07:48:25.064
- 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 07:48:25.064
- UTC End
- 2025-10-29 07:50:07.464
- MJD Start
- 60977.3252900927
- MJD End
- 60977.326475277885
- Exposure time (s)
- 102.4
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.006708499999999999
- Ambient temperature (°C)
- 12.77
- Seeing (arcsec)
- 0.48
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 | 66.8780 | 67.2080 | 78.4000 | 78.8000 |
| A0-J2 | 109.2450 | 109.5460 | 52.0000 | 52.4000 |
| A0-K0 | 121.0870 | 121.2120 | 32.8220 | 33.2620 |
| G1-J2 | 57.6680 | 57.6840 | 20.9000 | 21.3000 |
| G1-K0 | 88.3470 | 88.3470 | 0.0790 | 0.3570 |
| J2-K0 | 40.0560 | 40.1340 | 329.3550 | 329.5170 |
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 | 60977.3252900927 |
| 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 | 66.878 |
| HIERARCH ESO ISS PBL12 END | 67.208 |
| HIERARCH ESO ISS PBLA12 START | 78.4 |
| HIERARCH ESO ISS PBLA12 END | 78.8 |
| HIERARCH ESO ISS PBL13 START | 109.245 |
| HIERARCH ESO ISS PBL13 END | 109.546 |
| HIERARCH ESO ISS PBLA13 START | 52.0 |
| HIERARCH ESO ISS PBLA13 END | 52.4 |
| HIERARCH ESO ISS PBL14 START | 121.087 |
| HIERARCH ESO ISS PBL14 END | 121.212 |
| HIERARCH ESO ISS PBLA14 START | 32.822 |
| HIERARCH ESO ISS PBLA14 END | 33.262 |
| HIERARCH ESO ISS PBL23 START | 57.668 |
| HIERARCH ESO ISS PBL23 END | 57.684 |
| HIERARCH ESO ISS PBLA23 START | 20.9 |
| HIERARCH ESO ISS PBLA23 END | 21.3 |
| HIERARCH ESO ISS PBL24 START | 88.347 |
| HIERARCH ESO ISS PBL24 END | 88.347 |
| HIERARCH ESO ISS PBLA24 START | 0.079 |
| HIERARCH ESO ISS PBLA24 END | 0.357 |
| HIERARCH ESO ISS PBL34 START | 40.056 |
| HIERARCH ESO ISS PBL34 END | 40.134 |
| HIERARCH ESO ISS PBLA34 START | 329.355 |
| HIERARCH ESO ISS PBLA34 END | 329.517 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.006075 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.007342 |
| HIERARCH ESO ISS AMBI TEMP | 12.77 |
| HIERARCH ESO ISS AMBI FWHM START | 0.52 |
| HIERARCH ESO ISS AMBI FWHM END | 0.44 |