Exposure
- ID
- GRAVI.2024-02-29T08:10:21.840_2
- Header ID
- GRAVI.2024-02-29T08:10:21.840
- Date updated
- 2024-02-29 08:20:37 UTC+0000
- Release date
- 2024-02-29 08:10:21 UTC+0000
- UTC Start
- 2024-02-29 08:10:21.840
- UTC End
- 2024-02-29 08:11:57.840
- MJD Start
- 60369.34053055
- MJD End
- 60369.3416416611
- Exposure time (s)
- 96.0
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.0074115
- Ambient temperature (°C)
- 15.07
- Seeing (arcsec)
- 0.555
Observation
- ID
- 58572
- 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
- 37816
- Name
- WDSJ15479-6527B
- RA
- 236.971724166667
- DEC
- -65.44269725
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 | 19.2840 | 19.3350 | 114.8000 | 115.2000 |
| A0-D0 | 31.9750 | 31.9710 | 51.7000 | 52.1000 |
| A0-C1 | 20.0600 | 20.0960 | 86.5720 | 87.0120 |
| B2-D0 | 28.9250 | 28.9090 | 15.2000 | 15.5000 |
| B2-C1 | 9.6330 | 9.6270 | 15.1900 | 15.5060 |
| D0-C1 | 19.2920 | 19.2810 | 195.2530 | 195.5690 |
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 | 60369.34053055 |
| HIERARCH ESO DPR TECH | INTERFEROMETRY,WOLLASTON |
| HIERARCH ESO OBS TARG NAME | WDSJ15479-6527A |
| HIERARCH ESO INS SOBJ NAME | WDSJ15479-6527A |
| 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 | 19.284 |
| HIERARCH ESO ISS PBL12 END | 19.335 |
| HIERARCH ESO ISS PBLA12 START | 114.8 |
| HIERARCH ESO ISS PBLA12 END | 115.2 |
| HIERARCH ESO ISS PBL13 START | 31.975 |
| HIERARCH ESO ISS PBL13 END | 31.971 |
| HIERARCH ESO ISS PBLA13 START | 51.7 |
| HIERARCH ESO ISS PBLA13 END | 52.1 |
| HIERARCH ESO ISS PBL14 START | 20.06 |
| HIERARCH ESO ISS PBL14 END | 20.096 |
| HIERARCH ESO ISS PBLA14 START | 86.572 |
| HIERARCH ESO ISS PBLA14 END | 87.012 |
| HIERARCH ESO ISS PBL23 START | 28.925 |
| HIERARCH ESO ISS PBL23 END | 28.909 |
| HIERARCH ESO ISS PBLA23 START | 15.2 |
| HIERARCH ESO ISS PBLA23 END | 15.5 |
| HIERARCH ESO ISS PBL24 START | 9.633 |
| HIERARCH ESO ISS PBL24 END | 9.627 |
| HIERARCH ESO ISS PBLA24 START | 15.19 |
| HIERARCH ESO ISS PBLA24 END | 15.506 |
| HIERARCH ESO ISS PBL34 START | 19.292 |
| HIERARCH ESO ISS PBL34 END | 19.281 |
| HIERARCH ESO ISS PBLA34 START | 195.253 |
| HIERARCH ESO ISS PBLA34 END | 195.569 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.00693 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.007893 |
| HIERARCH ESO ISS AMBI TEMP | 15.07 |
| HIERARCH ESO ISS AMBI FWHM START | 0.59 |
| HIERARCH ESO ISS AMBI FWHM END | 0.52 |
| HIERARCH ESO FT ROBJ NAME | WDSJ15479-6527B |
| HIERARCH ESO FT ROBJ ALPHA | 154753.2138 |
| HIERARCH ESO FT ROBJ DELTA | -652633.7101 |