Exposure
- ID
- PIONI.2025-03-23T06:44:20.930_1
- Header ID
- PIONI.2025-03-23T06:44:20.930
- Date updated
- 2025-03-23 06:50:57 UTC+0000
- Release date
- 2026-03-23 06:50:57 UTC+0000
- UTC Start
- 2025-03-23 06:44:20.930
- UTC End
- 2025-03-23 06:44:46.530
- MJD Start
- 60757.2807977987
- MJD End
- 60757.281094095
- Exposure time (s)
- 25.6
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.003499
- Ambient temperature (°C)
- 14.07
- Seeing (arcsec)
- 0.69
Observation
- ID
- 65830
- Category
- science
- Program ID
- 114.27FM.001
- Program Title
- CONSTRAINING THE COSMIC DANCE OF MASSIVE STARS IN TRIPLE SYSTEMS
- Program Type
- Normal
- PI / COI
- MAHY / SANA / FROST / TOONEN / BORDIER / LE BOUQUIN / SHENAR
Target
- ID
- 48991
- Name
- tau_Sco
- RA
- 248.96931
- DEC
- -28.21614
Projected baselines
| Baseline | Length start | Length end | Angle start | Angle end |
|---|---|---|---|---|
| A0-G1 | 75.8910 | 76.0030 | 101.0000 | 101.0000 |
| A0-J2 | 108.4150 | 108.5710 | 73.2000 | 73.3000 |
| A0-K0 | 113.4180 | 113.5210 | 48.7050 | 48.8220 |
| G1-J2 | 54.3010 | 54.3270 | 32.7000 | 32.8000 |
| G1-K0 | 89.9320 | 89.9350 | 6.8410 | 6.9270 |
| J2-K0 | 47.3780 | 47.3880 | 336.8970 | 336.9400 |
Header: used keywords
| Key | Value |
|---|---|
| HIERARCH ESO OBS PROG ID | 114.27FM.001 |
| HIERARCH ESO DPR CATG | SCIENCE |
| HIERARCH ESO DPR TYPE | FRINGE,OBJECT |
| MJD-OBS | 60757.2807977987 |
| HIERARCH ESO DPR TECH | INTERFEROMETRY |
| HIERARCH ESO OBS TARG NAME | tau_Sco |
| RA | 248.96931 |
| DEC | -28.21614 |
| 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 | 0.0005 |
| HIERARCH ESO DET NDIT | 51200 |
| HIERARCH ESO ISS PBL12 START | 75.891 |
| HIERARCH ESO ISS PBL12 END | 76.003 |
| HIERARCH ESO ISS PBLA12 START | 101.0 |
| HIERARCH ESO ISS PBLA12 END | 101.0 |
| HIERARCH ESO ISS PBL13 START | 108.415 |
| HIERARCH ESO ISS PBL13 END | 108.571 |
| HIERARCH ESO ISS PBLA13 START | 73.2 |
| HIERARCH ESO ISS PBLA13 END | 73.3 |
| HIERARCH ESO ISS PBL14 START | 113.418 |
| HIERARCH ESO ISS PBL14 END | 113.521 |
| HIERARCH ESO ISS PBLA14 START | 48.705 |
| HIERARCH ESO ISS PBLA14 END | 48.822 |
| HIERARCH ESO ISS PBL23 START | 54.301 |
| HIERARCH ESO ISS PBL23 END | 54.327 |
| HIERARCH ESO ISS PBLA23 START | 32.7 |
| HIERARCH ESO ISS PBLA23 END | 32.8 |
| HIERARCH ESO ISS PBL24 START | 89.932 |
| HIERARCH ESO ISS PBL24 END | 89.935 |
| HIERARCH ESO ISS PBLA24 START | 6.841 |
| HIERARCH ESO ISS PBLA24 END | 6.927 |
| HIERARCH ESO ISS PBL34 START | 47.378 |
| HIERARCH ESO ISS PBL34 END | 47.388 |
| HIERARCH ESO ISS PBLA34 START | 336.897 |
| HIERARCH ESO ISS PBLA34 END | 336.94 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.003499 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.003499 |
| HIERARCH ESO ISS AMBI TEMP | 14.07 |
| HIERARCH ESO ISS AMBI FWHM START | 0.69 |
| HIERARCH ESO ISS AMBI FWHM END | 0.69 |