Exposure
- ID
- GRAVI.2024-02-29T09:06:15.982_2
- Header ID
- GRAVI.2024-02-29T09:06:15.982
- Date updated
- 2024-02-29 09:15:43 UTC+0000
- Release date
- 2024-02-29 09:06:15 UTC+0000
- UTC Start
- 2024-02-29 09:06:15.982
- UTC End
- 2024-02-29 09:07:51.982
- MJD Start
- 60369.37935164
- MJD End
- 60369.3804627511
- Exposure time (s)
- 96.0
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.009938
- Ambient temperature (°C)
- 15.32
- Seeing (arcsec)
- 0.42
Observation
- ID
- 58570
- Category
- calibrator
- 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
- 37814
- Name
- WDSJ15479-6527A
- RA
- 236.971066666667
- DEC
- -65.4423077777778
Instrument
- Interferometer
- VLTI
- Instrument
- GRAVITY_FT
- Instrument mode
- LOW
- Instrument sub-mode
- DUAL
- Stations
- A0 B2 D0 C1
Projected baselines
| Baseline | Length start | Length end | Angle start | Angle end |
|---|---|---|---|---|
| A0-B2 | 20.6410 | 20.6830 | 125.3000 | 125.7000 |
| A0-D0 | 31.7400 | 31.7270 | 64.2000 | 64.6000 |
| A0-C1 | 21.0120 | 21.0410 | 99.1860 | 99.6130 |
| B2-D0 | 28.2980 | 28.2700 | 24.5000 | 24.8000 |
| B2-C1 | 9.4240 | 9.4150 | 24.4580 | 24.7780 |
| D0-C1 | 18.8740 | 18.8560 | 204.5260 | 204.8460 |
Header: used keywords
| Key | Value |
|---|---|
| HIERARCH ESO OBS PROG ID | 112.25BY.002 |
| HIERARCH ESO DPR CATG | CALIB |
| HIERARCH ESO DPR TYPE | STD,DUAL |
| MJD-OBS | 60369.37935164 |
| HIERARCH ESO DPR TECH | INTERFEROMETRY,WOLLASTON |
| HIERARCH ESO OBS TARG NAME | WDSJ15479-6527A |
| HIERARCH ESO INS SOBJ NAME | WDSJ15479-6527B |
| RA | 236.965649 |
| DEC | -65.44267 |
| 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 | B2 |
| HIERARCH ESO ISS CONF STATION3 | D0 |
| HIERARCH ESO ISS CONF STATION4 | C1 |
| EXPTIME | 118.0 |
| HIERARCH ESO DET2 SEQ1 DIT | 3.0 |
| HIERARCH ESO DET2 NDIT | 32 |
| HIERARCH ESO ISS PBL12 START | 20.641 |
| HIERARCH ESO ISS PBL12 END | 20.683 |
| HIERARCH ESO ISS PBLA12 START | 125.3 |
| HIERARCH ESO ISS PBLA12 END | 125.7 |
| HIERARCH ESO ISS PBL13 START | 31.74 |
| HIERARCH ESO ISS PBL13 END | 31.727 |
| HIERARCH ESO ISS PBLA13 START | 64.2 |
| HIERARCH ESO ISS PBLA13 END | 64.6 |
| HIERARCH ESO ISS PBL14 START | 21.012 |
| HIERARCH ESO ISS PBL14 END | 21.041 |
| HIERARCH ESO ISS PBLA14 START | 99.186 |
| HIERARCH ESO ISS PBLA14 END | 99.613 |
| HIERARCH ESO ISS PBL23 START | 28.298 |
| HIERARCH ESO ISS PBL23 END | 28.27 |
| HIERARCH ESO ISS PBLA23 START | 24.5 |
| HIERARCH ESO ISS PBLA23 END | 24.8 |
| HIERARCH ESO ISS PBL24 START | 9.424 |
| HIERARCH ESO ISS PBL24 END | 9.415 |
| HIERARCH ESO ISS PBLA24 START | 24.458 |
| HIERARCH ESO ISS PBLA24 END | 24.778 |
| HIERARCH ESO ISS PBL34 START | 18.874 |
| HIERARCH ESO ISS PBL34 END | 18.856 |
| HIERARCH ESO ISS PBLA34 START | 204.526 |
| HIERARCH ESO ISS PBLA34 END | 204.846 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.009959 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.009917 |
| HIERARCH ESO ISS AMBI TEMP | 15.32 |
| HIERARCH ESO ISS AMBI FWHM START | 0.4 |
| HIERARCH ESO ISS AMBI FWHM END | 0.44 |
| HIERARCH ESO FT ROBJ NAME | WDSJ15479-6527A |
| HIERARCH ESO FT ROBJ ALPHA | 154753.056 |
| HIERARCH ESO FT ROBJ DELTA | -652632.308 |