Exposure
- ID
- GRAVI.2024-03-05T06:52:04.498_1
- Header ID
- GRAVI.2024-03-05T06:52:04.498
- Date updated
- 2024-03-05 07:10:35 UTC+0000
- Release date
- 2025-03-05 07:10:35 UTC+0000
- UTC Start
- 2024-03-05 06:52:04.498
- UTC End
- 2024-03-05 06:58:04.498
- MJD Start
- 60374.28616317
- MJD End
- 60374.2903298367
- Exposure time (s)
- 360.0
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.011838
- Ambient temperature (°C)
- 15.92
- Seeing (arcsec)
- 0.57
Observation
- ID
- 58625
- Category
- science
- Program ID
- 112.25BY.003
- Program Title
- GRAVITY ASTROMETRY OF STELLAR CONJUNCTIONS OF ALPHA CEN FOR STELLAR PHYSICS AND EXOPLANETS
- Program Type
- Normal
- PI / COI
- KERVELLA/ MÉRAND/ LACOUR/ FORVEILLE/ ARENOU/ THEVENIN/ BRANDNER/ STRAUBMEIER/ GARCIA/ WOILLEZ/ EISENHAUER/ PAUMARD/ ROUSSELET-PERRAUT/ PERRIN
Target
- ID
- 43393
- Name
- Star_S5
- RA
- 219.845964
- DEC
- -60.8303
Instrument
Projected baselines
| Baseline | Length start | Length end | Angle start | Angle end |
|---|---|---|---|---|
| A0-G1 | 80.9980 | 81.5270 | 91.1000 | 92.5000 |
| A0-J2 | 125.8090 | 126.1720 | 70.8000 | 72.3000 |
| A0-K0 | 127.9750 | 127.9530 | 53.8250 | 55.1890 |
| G1-J2 | 57.2140 | 57.1160 | 41.4000 | 42.7000 |
| G1-K0 | 80.3120 | 80.1530 | 16.1410 | 17.1330 |
| J2-K0 | 37.6120 | 37.7780 | 335.6050 | 336.4090 |
Header: used keywords
| Key | Value |
|---|---|
| HIERARCH ESO OBS PROG ID | 112.25BY.003 |
| HIERARCH ESO DPR CATG | SCIENCE |
| HIERARCH ESO DPR TYPE | OBJECT,DUAL |
| MJD-OBS | 60374.28616317 |
| HIERARCH ESO DPR TECH | INTERFEROMETRY,WOLLASTON |
| HIERARCH ESO OBS TARG NAME | Star S5 |
| HIERARCH ESO INS SOBJ NAME | Star_S5 |
| RA | 219.845964 |
| DEC | -60.8303 |
| HIERARCH ESO INS SPEC RES | MEDIUM |
| HIERARCH ESO INS POLA MODE | SPLIT |
| 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 |
| EXPTIME | 377.0 |
| HIERARCH ESO DET2 SEQ1 DIT | 30.0 |
| HIERARCH ESO DET2 NDIT | 12 |
| HIERARCH ESO ISS PBL12 START | 80.998 |
| HIERARCH ESO ISS PBL12 END | 81.527 |
| HIERARCH ESO ISS PBLA12 START | 91.1 |
| HIERARCH ESO ISS PBLA12 END | 92.5 |
| HIERARCH ESO ISS PBL13 START | 125.809 |
| HIERARCH ESO ISS PBL13 END | 126.172 |
| HIERARCH ESO ISS PBLA13 START | 70.8 |
| HIERARCH ESO ISS PBLA13 END | 72.3 |
| HIERARCH ESO ISS PBL14 START | 127.975 |
| HIERARCH ESO ISS PBL14 END | 127.953 |
| HIERARCH ESO ISS PBLA14 START | 53.825 |
| HIERARCH ESO ISS PBLA14 END | 55.189 |
| HIERARCH ESO ISS PBL23 START | 57.214 |
| HIERARCH ESO ISS PBL23 END | 57.116 |
| HIERARCH ESO ISS PBLA23 START | 41.4 |
| HIERARCH ESO ISS PBLA23 END | 42.7 |
| HIERARCH ESO ISS PBL24 START | 80.312 |
| HIERARCH ESO ISS PBL24 END | 80.153 |
| HIERARCH ESO ISS PBLA24 START | 16.141 |
| HIERARCH ESO ISS PBLA24 END | 17.133 |
| HIERARCH ESO ISS PBL34 START | 37.612 |
| HIERARCH ESO ISS PBL34 END | 37.778 |
| HIERARCH ESO ISS PBLA34 START | 335.605 |
| HIERARCH ESO ISS PBLA34 END | 336.409 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.015366 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.00831 |
| HIERARCH ESO ISS AMBI TEMP | 15.92 |
| HIERARCH ESO ISS AMBI FWHM START | 0.36 |
| HIERARCH ESO ISS AMBI FWHM END | 0.78 |
| HIERARCH ESO FT ROBJ NAME | AlphaCenB |
| HIERARCH ESO FT ROBJ ALPHA | 143924.009 |
| HIERARCH ESO FT ROBJ DELTA | -604946.578 |