Exposure
- ID
- PIONI.2025-10-30T07:16:17.530_1
- Header ID
- PIONI.2025-10-30T07:16:17.530
- Date updated
- 2025-10-30 07:25:48 UTC+0000
- Release date
- 2026-10-30 07:25:48 UTC+0000
- UTC Start
- 2025-10-30 07:16:17.529
- UTC End
- 2025-10-30 07:17:59.929
- MJD Start
- 60978.3029806651
- MJD End
- 60978.30416585029
- Exposure time (s)
- 102.4
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.004574999999999999
- Ambient temperature (°C)
- 12.16
- Seeing (arcsec)
- 0.99
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 | 61.7770 | 62.1250 | 72.0000 | 72.5000 |
| A0-J2 | 104.7610 | 105.0560 | 44.6000 | 45.1000 |
| A0-K0 | 119.2960 | 119.4100 | 26.0820 | 26.5410 |
| G1-J2 | 57.4440 | 57.4580 | 14.9000 | 15.3000 |
| G1-K0 | 88.2900 | 88.2980 | 355.9090 | 356.1870 |
| J2-K0 | 38.8100 | 38.8980 | 327.0460 | 327.1940 |
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 | 60978.3029806651 |
| 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 | 61.777 |
| HIERARCH ESO ISS PBL12 END | 62.125 |
| HIERARCH ESO ISS PBLA12 START | 72.0 |
| HIERARCH ESO ISS PBLA12 END | 72.5 |
| HIERARCH ESO ISS PBL13 START | 104.761 |
| HIERARCH ESO ISS PBL13 END | 105.056 |
| HIERARCH ESO ISS PBLA13 START | 44.6 |
| HIERARCH ESO ISS PBLA13 END | 45.1 |
| HIERARCH ESO ISS PBL14 START | 119.296 |
| HIERARCH ESO ISS PBL14 END | 119.41 |
| HIERARCH ESO ISS PBLA14 START | 26.082 |
| HIERARCH ESO ISS PBLA14 END | 26.541 |
| HIERARCH ESO ISS PBL23 START | 57.444 |
| HIERARCH ESO ISS PBL23 END | 57.458 |
| HIERARCH ESO ISS PBLA23 START | 14.9 |
| HIERARCH ESO ISS PBLA23 END | 15.3 |
| HIERARCH ESO ISS PBL24 START | 88.29 |
| HIERARCH ESO ISS PBL24 END | 88.298 |
| HIERARCH ESO ISS PBLA24 START | 355.909 |
| HIERARCH ESO ISS PBLA24 END | 356.187 |
| HIERARCH ESO ISS PBL34 START | 38.81 |
| HIERARCH ESO ISS PBL34 END | 38.898 |
| HIERARCH ESO ISS PBLA34 START | 327.046 |
| HIERARCH ESO ISS PBLA34 END | 327.194 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.004389 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.004761 |
| HIERARCH ESO ISS AMBI TEMP | 12.16 |
| HIERARCH ESO ISS AMBI FWHM START | 1.06 |
| HIERARCH ESO ISS AMBI FWHM END | 0.92 |