Exposure
- ID
- GRAVI.2024-03-16T07:40:38.293_2
- Header ID
- GRAVI.2024-03-16T07:40:38.293
- Date updated
- 2024-03-16 07:50:38 UTC+0000
- Release date
- 2024-03-16 07:40:38 UTC+0000
- UTC Start
- 2024-03-16 07:40:38.293
- UTC End
- 2024-03-16 07:42:14.293
- MJD Start
- 60385.31988765
- MJD End
- 60385.3209987611
- Exposure time (s)
- 96.0
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.0053215
- Ambient temperature (°C)
- 17.07
- Seeing (arcsec)
- 0.815
Observation
- ID
- 58763
- 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
- 43499
- Name
- WDSJ15479-6527B
- RA
- 236.972053333333
- DEC
- -65.4428919444445
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 | 82.6230 | 82.7510 | 94.1000 | 94.5000 |
| A0-J2 | 127.5060 | 127.5770 | 75.3000 | 75.8000 |
| A0-K0 | 127.4360 | 127.4000 | 59.1380 | 59.5690 |
| G1-J2 | 56.0240 | 55.9830 | 46.9000 | 47.3000 |
| G1-K0 | 76.2300 | 76.1690 | 20.7340 | 21.0550 |
| J2-K0 | 35.8620 | 35.9070 | 337.1220 | 337.3930 |
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 | 60385.31988765 |
| HIERARCH ESO DPR TECH | INTERFEROMETRY,WOLLASTON |
| HIERARCH ESO OBS TARG NAME | WDSJ15479-6527A |
| HIERARCH ESO INS SOBJ NAME | WDSJ15479-6527A |
| RA | 236.965974 |
| DEC | -65.44287 |
| 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 | 82.623 |
| HIERARCH ESO ISS PBL12 END | 82.751 |
| HIERARCH ESO ISS PBLA12 START | 94.1 |
| HIERARCH ESO ISS PBLA12 END | 94.5 |
| HIERARCH ESO ISS PBL13 START | 127.506 |
| HIERARCH ESO ISS PBL13 END | 127.577 |
| HIERARCH ESO ISS PBLA13 START | 75.3 |
| HIERARCH ESO ISS PBLA13 END | 75.8 |
| HIERARCH ESO ISS PBL14 START | 127.436 |
| HIERARCH ESO ISS PBL14 END | 127.4 |
| HIERARCH ESO ISS PBLA14 START | 59.138 |
| HIERARCH ESO ISS PBLA14 END | 59.569 |
| HIERARCH ESO ISS PBL23 START | 56.024 |
| HIERARCH ESO ISS PBL23 END | 55.983 |
| HIERARCH ESO ISS PBLA23 START | 46.9 |
| HIERARCH ESO ISS PBLA23 END | 47.3 |
| HIERARCH ESO ISS PBL24 START | 76.23 |
| HIERARCH ESO ISS PBL24 END | 76.169 |
| HIERARCH ESO ISS PBLA24 START | 20.734 |
| HIERARCH ESO ISS PBLA24 END | 21.055 |
| HIERARCH ESO ISS PBL34 START | 35.862 |
| HIERARCH ESO ISS PBL34 END | 35.907 |
| HIERARCH ESO ISS PBLA34 START | 337.122 |
| HIERARCH ESO ISS PBLA34 END | 337.393 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.005324 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.005319 |
| HIERARCH ESO ISS AMBI TEMP | 17.07 |
| HIERARCH ESO ISS AMBI FWHM START | 0.79 |
| HIERARCH ESO ISS AMBI FWHM END | 0.84 |
| HIERARCH ESO FT ROBJ NAME | WDSJ15479-6527B |
| HIERARCH ESO FT ROBJ ALPHA | 154753.2928 |
| HIERARCH ESO FT ROBJ DELTA | -652634.4110 |