Exposure
- ID
- GRAVI.2024-03-18T06:17:16.723_2
- Header ID
- GRAVI.2024-03-18T06:17:16.723
- Date updated
- 2024-03-18 06:25:33 UTC+0000
- Release date
- 2024-03-18 06:17:16 UTC+0000
- UTC Start
- 2024-03-18 06:17:16.723
- UTC End
- 2024-03-18 06:18:52.723
- MJD Start
- 60387.26199911
- MJD End
- 60387.2631102211
- Exposure time (s)
- 96.0
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.004607
- Ambient temperature (°C)
- 15.39
- Seeing (arcsec)
- 1.39
Observation
- ID
- 58633
- 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 G1 J2 K0
Projected baselines
| Baseline | Length start | Length end | Angle start | Angle end |
|---|---|---|---|---|
| A0-G1 | 76.8530 | 77.0160 | 76.5000 | 77.0000 |
| A0-J2 | 123.8850 | 123.9940 | 57.3000 | 57.8000 |
| A0-K0 | 127.9700 | 127.9740 | 42.0930 | 42.5360 |
| G1-J2 | 57.1800 | 57.1600 | 31.1000 | 31.5000 |
| G1-K0 | 77.8470 | 77.8240 | 8.1610 | 8.4840 |
| J2-K0 | 33.6690 | 33.7360 | 326.6350 | 326.9010 |
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 | 60387.26199911 |
| HIERARCH ESO DPR TECH | INTERFEROMETRY,WOLLASTON |
| HIERARCH ESO OBS TARG NAME | WDSJ15479-6527A |
| HIERARCH ESO INS SOBJ NAME | WDSJ15479-6527A |
| RA | 236.965648 |
| 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 | 76.853 |
| HIERARCH ESO ISS PBL12 END | 77.016 |
| HIERARCH ESO ISS PBLA12 START | 76.5 |
| HIERARCH ESO ISS PBLA12 END | 77.0 |
| HIERARCH ESO ISS PBL13 START | 123.885 |
| HIERARCH ESO ISS PBL13 END | 123.994 |
| HIERARCH ESO ISS PBLA13 START | 57.3 |
| HIERARCH ESO ISS PBLA13 END | 57.8 |
| HIERARCH ESO ISS PBL14 START | 127.97 |
| HIERARCH ESO ISS PBL14 END | 127.974 |
| HIERARCH ESO ISS PBLA14 START | 42.093 |
| HIERARCH ESO ISS PBLA14 END | 42.536 |
| HIERARCH ESO ISS PBL23 START | 57.18 |
| HIERARCH ESO ISS PBL23 END | 57.16 |
| HIERARCH ESO ISS PBLA23 START | 31.1 |
| HIERARCH ESO ISS PBLA23 END | 31.5 |
| HIERARCH ESO ISS PBL24 START | 77.847 |
| HIERARCH ESO ISS PBL24 END | 77.824 |
| HIERARCH ESO ISS PBLA24 START | 8.161 |
| HIERARCH ESO ISS PBLA24 END | 8.484 |
| HIERARCH ESO ISS PBL34 START | 33.669 |
| HIERARCH ESO ISS PBL34 END | 33.736 |
| HIERARCH ESO ISS PBLA34 START | 326.635 |
| HIERARCH ESO ISS PBLA34 END | 326.901 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.004607 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.004607 |
| HIERARCH ESO ISS AMBI TEMP | 15.39 |
| HIERARCH ESO ISS AMBI FWHM START | 1.39 |
| HIERARCH ESO ISS AMBI FWHM END | 1.39 |
| HIERARCH ESO FT ROBJ NAME | WDSJ15479-6527B |
| HIERARCH ESO FT ROBJ ALPHA | 154753.2138 |
| HIERARCH ESO FT ROBJ DELTA | -652633.7101 |