Exposure
- ID
- GRAVI.2024-03-17T06:57:47.597_1
- Header ID
- GRAVI.2024-03-17T06:57:47.597
- Date updated
- 2024-03-17 07:15:44 UTC+0000
- Release date
- 2025-03-17 07:15:44 UTC+0000
- UTC Start
- 2024-03-17 06:57:47.597
- UTC End
- 2024-03-17 07:04:27.597
- MJD Start
- 60386.29013423
- MJD End
- 60386.2947638596
- Exposure time (s)
- 400.0
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.0055165
- Ambient temperature (°C)
- 16.7
- Seeing (arcsec)
- 1.035
Observation
- ID
- 58778
- Category
- science
- Program ID
- 112.25BY.002
- 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
- 43513
- Name
- StarS3
- RA
- 219.845872
- DEC
- -60.82955
Instrument
Projected baselines
| Baseline | Length start | Length end | Angle start | Angle end |
|---|---|---|---|---|
| A0-G1 | 84.9880 | 85.4240 | 102.4000 | 103.9000 |
| A0-J2 | 128.2830 | 128.4980 | 82.7000 | 84.2000 |
| A0-K0 | 127.2510 | 127.0560 | 65.2360 | 66.7080 |
| G1-J2 | 56.1390 | 55.9550 | 52.0000 | 53.4000 |
| G1-K0 | 78.6260 | 78.3480 | 24.4590 | 25.5330 |
| J2-K0 | 38.8230 | 38.9490 | 342.4730 | 343.3800 |
Header: used keywords
| Key | Value |
|---|---|
| HIERARCH ESO OBS PROG ID | 112.25BY.002 |
| HIERARCH ESO DPR CATG | SCIENCE |
| HIERARCH ESO DPR TYPE | OBJECT,DUAL |
| MJD-OBS | 60386.29013423 |
| HIERARCH ESO DPR TECH | INTERFEROMETRY,WOLLASTON |
| HIERARCH ESO OBS TARG NAME | AlphaCenB |
| HIERARCH ESO INS SOBJ NAME | StarS3 |
| RA | 219.845872 |
| DEC | -60.82955 |
| 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 | 414.0 |
| HIERARCH ESO DET2 SEQ1 DIT | 100.0 |
| HIERARCH ESO DET2 NDIT | 4 |
| HIERARCH ESO ISS PBL12 START | 84.988 |
| HIERARCH ESO ISS PBL12 END | 85.424 |
| HIERARCH ESO ISS PBLA12 START | 102.4 |
| HIERARCH ESO ISS PBLA12 END | 103.9 |
| HIERARCH ESO ISS PBL13 START | 128.283 |
| HIERARCH ESO ISS PBL13 END | 128.498 |
| HIERARCH ESO ISS PBLA13 START | 82.7 |
| HIERARCH ESO ISS PBLA13 END | 84.2 |
| HIERARCH ESO ISS PBL14 START | 127.251 |
| HIERARCH ESO ISS PBL14 END | 127.056 |
| HIERARCH ESO ISS PBLA14 START | 65.236 |
| HIERARCH ESO ISS PBLA14 END | 66.708 |
| HIERARCH ESO ISS PBL23 START | 56.139 |
| HIERARCH ESO ISS PBL23 END | 55.955 |
| HIERARCH ESO ISS PBLA23 START | 52.0 |
| HIERARCH ESO ISS PBLA23 END | 53.4 |
| HIERARCH ESO ISS PBL24 START | 78.626 |
| HIERARCH ESO ISS PBL24 END | 78.348 |
| HIERARCH ESO ISS PBLA24 START | 24.459 |
| HIERARCH ESO ISS PBLA24 END | 25.533 |
| HIERARCH ESO ISS PBL34 START | 38.823 |
| HIERARCH ESO ISS PBL34 END | 38.949 |
| HIERARCH ESO ISS PBLA34 START | 342.473 |
| HIERARCH ESO ISS PBLA34 END | 343.38 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.005666 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.005367 |
| HIERARCH ESO ISS AMBI TEMP | 16.7 |
| HIERARCH ESO ISS AMBI FWHM START | 1.05 |
| HIERARCH ESO ISS AMBI FWHM END | 1.02 |
| HIERARCH ESO FT ROBJ NAME | AlphaCenB |
| HIERARCH ESO FT ROBJ ALPHA | 143923.934 |
| HIERARCH ESO FT ROBJ DELTA | -604946.699 |