Exposure
- ID
- GRAVI.2024-03-16T08:33:05.427_2
- Header ID
- GRAVI.2024-03-16T08:33:05.427
- Date updated
- 2024-09-13 04:55:54 UTC+0000
- Release date
- 2024-03-16 08:33:05 UTC+0000
- UTC Start
- 2024-03-16 08:33:05.427
- UTC End
- 2024-03-16 08:34:41.427
- MJD Start
- 60385.35631281
- MJD End
- 60385.35742392111
- Exposure time (s)
- 96.0
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.0060675
- Ambient temperature (°C)
- 16.72
- Seeing (arcsec)
- 0.62
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
- 236.97106666666664
- DEC
- -65.44230777777778
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 | 85.7110 | 85.8080 | 105.7000 | 106.1000 |
| A0-J2 | 128.9190 | 128.9500 | 87.4000 | 87.8000 |
| A0-K0 | 125.9520 | 125.8760 | 70.7880 | 71.2170 |
| G1-J2 | 54.6730 | 54.6130 | 57.8000 | 58.2000 |
| G1-K0 | 74.2070 | 74.1170 | 29.4040 | 29.7230 |
| J2-K0 | 36.8710 | 36.9010 | 344.5190 | 344.7930 |
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 | 60385.35631281 |
| HIERARCH ESO DPR TECH | INTERFEROMETRY,WOLLASTON |
| HIERARCH ESO OBS TARG NAME | WDSJ15479-6527A |
| HIERARCH ESO INS SOBJ NAME | WDSJ15479-6527B |
| 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 | 85.711 |
| HIERARCH ESO ISS PBL12 END | 85.808 |
| HIERARCH ESO ISS PBLA12 START | 105.7 |
| HIERARCH ESO ISS PBLA12 END | 106.1 |
| HIERARCH ESO ISS PBL13 START | 128.919 |
| HIERARCH ESO ISS PBL13 END | 128.95 |
| HIERARCH ESO ISS PBLA13 START | 87.4 |
| HIERARCH ESO ISS PBLA13 END | 87.8 |
| HIERARCH ESO ISS PBL14 START | 125.952 |
| HIERARCH ESO ISS PBL14 END | 125.876 |
| HIERARCH ESO ISS PBLA14 START | 70.788 |
| HIERARCH ESO ISS PBLA14 END | 71.217 |
| HIERARCH ESO ISS PBL23 START | 54.673 |
| HIERARCH ESO ISS PBL23 END | 54.613 |
| HIERARCH ESO ISS PBLA23 START | 57.8 |
| HIERARCH ESO ISS PBLA23 END | 58.2 |
| HIERARCH ESO ISS PBL24 START | 74.207 |
| HIERARCH ESO ISS PBL24 END | 74.117 |
| HIERARCH ESO ISS PBLA24 START | 29.404 |
| HIERARCH ESO ISS PBLA24 END | 29.723 |
| HIERARCH ESO ISS PBL34 START | 36.871 |
| HIERARCH ESO ISS PBL34 END | 36.901 |
| HIERARCH ESO ISS PBLA34 START | 344.519 |
| HIERARCH ESO ISS PBLA34 END | 344.793 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.006533 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.005602 |
| HIERARCH ESO ISS AMBI TEMP | 16.72 |
| HIERARCH ESO ISS AMBI FWHM START | 0.63 |
| HIERARCH ESO ISS AMBI FWHM END | 0.61 |
| HIERARCH ESO FT ROBJ NAME | WDSJ15479-6527A |
| HIERARCH ESO FT ROBJ ALPHA | 154753.056 |
| HIERARCH ESO FT ROBJ DELTA | -652632.308 |