Exposure
- ID
- GRAVI.2024-03-05T09:36:33.031_2
- Header ID
- GRAVI.2024-03-05T09:36:33.031
- Date updated
- 2024-03-05 09:45:36 UTC+0000
- Release date
- 2024-03-05 09:36:33 UTC+0000
- UTC Start
- 2024-03-05 09:36:33.031
- UTC End
- 2024-03-05 09:38:09.031
- MJD Start
- 60374.4003823
- MJD End
- 60374.4014934111
- Exposure time (s)
- 96.0
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.0098665
- Ambient temperature (°C)
- 15.43
- Seeing (arcsec)
- 0.45
Observation
- ID
- 58631
- 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 G1 J2 K0
Projected baselines
| Baseline | Length start | Length end | Angle start | Angle end |
|---|---|---|---|---|
| A0-G1 | 86.6720 | 86.7580 | 110.1000 | 110.5000 |
| A0-J2 | 129.1640 | 129.1780 | 92.0000 | 92.4000 |
| A0-K0 | 125.0800 | 124.9870 | 75.2780 | 75.7070 |
| G1-J2 | 54.0110 | 53.9430 | 62.0000 | 62.4000 |
| G1-K0 | 73.2160 | 73.1140 | 32.7350 | 33.0540 |
| J2-K0 | 37.1530 | 37.1760 | 347.3930 | 347.6680 |
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 | 60374.4003823 |
| HIERARCH ESO DPR TECH | INTERFEROMETRY,WOLLASTON |
| HIERARCH ESO OBS TARG NAME | WDSJ15479-6527A |
| HIERARCH ESO INS SOBJ NAME | WDSJ15479-6527B |
| RA | 236.965649 |
| DEC | -65.44268 |
| 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 | 118.0 |
| HIERARCH ESO DET2 SEQ1 DIT | 3.0 |
| HIERARCH ESO DET2 NDIT | 32 |
| HIERARCH ESO ISS PBL12 START | 86.672 |
| HIERARCH ESO ISS PBL12 END | 86.758 |
| HIERARCH ESO ISS PBLA12 START | 110.1 |
| HIERARCH ESO ISS PBLA12 END | 110.5 |
| HIERARCH ESO ISS PBL13 START | 129.164 |
| HIERARCH ESO ISS PBL13 END | 129.178 |
| HIERARCH ESO ISS PBLA13 START | 92.0 |
| HIERARCH ESO ISS PBLA13 END | 92.4 |
| HIERARCH ESO ISS PBL14 START | 125.08 |
| HIERARCH ESO ISS PBL14 END | 124.987 |
| HIERARCH ESO ISS PBLA14 START | 75.278 |
| HIERARCH ESO ISS PBLA14 END | 75.707 |
| HIERARCH ESO ISS PBL23 START | 54.011 |
| HIERARCH ESO ISS PBL23 END | 53.943 |
| HIERARCH ESO ISS PBLA23 START | 62.0 |
| HIERARCH ESO ISS PBLA23 END | 62.4 |
| HIERARCH ESO ISS PBL24 START | 73.216 |
| HIERARCH ESO ISS PBL24 END | 73.114 |
| HIERARCH ESO ISS PBLA24 START | 32.735 |
| HIERARCH ESO ISS PBLA24 END | 33.054 |
| HIERARCH ESO ISS PBL34 START | 37.153 |
| HIERARCH ESO ISS PBL34 END | 37.176 |
| HIERARCH ESO ISS PBLA34 START | 347.393 |
| HIERARCH ESO ISS PBLA34 END | 347.668 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.01049 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.009243 |
| HIERARCH ESO ISS AMBI TEMP | 15.43 |
| HIERARCH ESO ISS AMBI FWHM START | 0.43 |
| HIERARCH ESO ISS AMBI FWHM END | 0.47 |
| HIERARCH ESO FT ROBJ NAME | WDSJ15479-6527A |
| HIERARCH ESO FT ROBJ ALPHA | 154753.056 |
| HIERARCH ESO FT ROBJ DELTA | -652632.308 |