Exposure
- ID
- GRAVI.2024-02-29T08:05:39.827_2
- Header ID
- GRAVI.2024-02-29T08:05:39.827
- Date updated
- 2024-09-13 04:55:52 UTC+0000
- Release date
- 2024-02-29 08:05:39 UTC+0000
- UTC Start
- 2024-02-29 08:05:39.827
- UTC End
- 2024-02-29 08:07:15.827
- MJD Start
- 60369.33726652
- MJD End
- 60369.33837763111
- Exposure time (s)
- 96.0
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.006497
- Ambient temperature (°C)
- 15.12
- Seeing (arcsec)
- 0.595
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
- 236.97172416666663
- DEC
- -65.44269725000001
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 | 19.1560 | 19.2080 | 113.9000 | 114.3000 |
| A0-D0 | 31.9830 | 31.9800 | 50.6000 | 51.1000 |
| A0-C1 | 19.9700 | 20.0070 | 85.4760 | 85.9240 |
| B2-D0 | 28.9640 | 28.9480 | 14.4000 | 14.8000 |
| B2-C1 | 9.6460 | 9.6400 | 14.4020 | 14.7240 |
| D0-C1 | 19.3180 | 19.3080 | 194.4640 | 194.7860 |
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 | 60369.33726652 |
| 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 | 19.156 |
| HIERARCH ESO ISS PBL12 END | 19.208 |
| HIERARCH ESO ISS PBLA12 START | 113.9 |
| HIERARCH ESO ISS PBLA12 END | 114.3 |
| HIERARCH ESO ISS PBL13 START | 31.983 |
| HIERARCH ESO ISS PBL13 END | 31.98 |
| HIERARCH ESO ISS PBLA13 START | 50.6 |
| HIERARCH ESO ISS PBLA13 END | 51.1 |
| HIERARCH ESO ISS PBL14 START | 19.97 |
| HIERARCH ESO ISS PBL14 END | 20.007 |
| HIERARCH ESO ISS PBLA14 START | 85.476 |
| HIERARCH ESO ISS PBLA14 END | 85.924 |
| HIERARCH ESO ISS PBL23 START | 28.964 |
| HIERARCH ESO ISS PBL23 END | 28.948 |
| HIERARCH ESO ISS PBLA23 START | 14.4 |
| HIERARCH ESO ISS PBLA23 END | 14.8 |
| HIERARCH ESO ISS PBL24 START | 9.646 |
| HIERARCH ESO ISS PBL24 END | 9.64 |
| HIERARCH ESO ISS PBLA24 START | 14.402 |
| HIERARCH ESO ISS PBLA24 END | 14.724 |
| HIERARCH ESO ISS PBL34 START | 19.318 |
| HIERARCH ESO ISS PBL34 END | 19.308 |
| HIERARCH ESO ISS PBLA34 START | 194.464 |
| HIERARCH ESO ISS PBLA34 END | 194.786 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.006412 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.006582 |
| HIERARCH ESO ISS AMBI TEMP | 15.12 |
| HIERARCH ESO ISS AMBI FWHM START | 0.59 |
| HIERARCH ESO ISS AMBI FWHM END | 0.6 |
| HIERARCH ESO FT ROBJ NAME | WDSJ15479-6527B |
| HIERARCH ESO FT ROBJ ALPHA | 154753.2138 |
| HIERARCH ESO FT ROBJ DELTA | -652633.7101 |