Exposure
- ID
- GRAVI.2024-03-17T05:57:05.367_2
- Header ID
- GRAVI.2024-03-17T05:57:05.367
- Date updated
- 2024-03-17 06:05:49 UTC+0000
- Release date
- 2024-03-17 05:57:05 UTC+0000
- UTC Start
- 2024-03-17 05:57:05.367
- UTC End
- 2024-03-17 05:58:41.367
- MJD Start
- 60386.24797878
- MJD End
- 60386.2490898911
- Exposure time (s)
- 96.0
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.0070495
- Ambient temperature (°C)
- 16.47
- Seeing (arcsec)
- 1.07
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 | 74.7840 | 74.9510 | 70.6000 | 71.1000 |
| A0-J2 | 122.5010 | 122.6130 | 51.4000 | 51.9000 |
| A0-K0 | 127.8750 | 127.8850 | 36.5470 | 36.9860 |
| G1-J2 | 57.3970 | 57.3820 | 26.0000 | 26.4000 |
| G1-K0 | 78.0620 | 78.0500 | 4.1330 | 4.4500 |
| J2-K0 | 32.7790 | 32.8520 | 323.3310 | 323.5910 |
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 | 60386.24797878 |
| 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 | 74.784 |
| HIERARCH ESO ISS PBL12 END | 74.951 |
| HIERARCH ESO ISS PBLA12 START | 70.6 |
| HIERARCH ESO ISS PBLA12 END | 71.1 |
| HIERARCH ESO ISS PBL13 START | 122.501 |
| HIERARCH ESO ISS PBL13 END | 122.613 |
| HIERARCH ESO ISS PBLA13 START | 51.4 |
| HIERARCH ESO ISS PBLA13 END | 51.9 |
| HIERARCH ESO ISS PBL14 START | 127.875 |
| HIERARCH ESO ISS PBL14 END | 127.885 |
| HIERARCH ESO ISS PBLA14 START | 36.547 |
| HIERARCH ESO ISS PBLA14 END | 36.986 |
| HIERARCH ESO ISS PBL23 START | 57.397 |
| HIERARCH ESO ISS PBL23 END | 57.382 |
| HIERARCH ESO ISS PBLA23 START | 26.0 |
| HIERARCH ESO ISS PBLA23 END | 26.4 |
| HIERARCH ESO ISS PBL24 START | 78.062 |
| HIERARCH ESO ISS PBL24 END | 78.05 |
| HIERARCH ESO ISS PBLA24 START | 4.133 |
| HIERARCH ESO ISS PBLA24 END | 4.45 |
| HIERARCH ESO ISS PBL34 START | 32.779 |
| HIERARCH ESO ISS PBL34 END | 32.852 |
| HIERARCH ESO ISS PBLA34 START | 323.331 |
| HIERARCH ESO ISS PBLA34 END | 323.591 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.007143 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.006956 |
| HIERARCH ESO ISS AMBI TEMP | 16.47 |
| HIERARCH ESO ISS AMBI FWHM START | 1.09 |
| HIERARCH ESO ISS AMBI FWHM END | 1.05 |
| HIERARCH ESO FT ROBJ NAME | WDSJ15479-6527B |
| HIERARCH ESO FT ROBJ ALPHA | 154753.2138 |
| HIERARCH ESO FT ROBJ DELTA | -652633.7101 |