Exposure
- ID
- GRAVI.2024-03-17T05:52:23.354_2
- Header ID
- GRAVI.2024-03-17T05:52:23.354
- Date updated
- 2024-03-17 06:00:39 UTC+0000
- Release date
- 2024-03-17 05:52:23 UTC+0000
- UTC Start
- 2024-03-17 05:52:23.354
- UTC End
- 2024-03-17 05:53:59.354
- MJD Start
- 60386.24471475
- MJD End
- 60386.2458258611
- Exposure time (s)
- 96.0
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.007891
- Ambient temperature (°C)
- 16.56
- Seeing (arcsec)
- 0.935
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 | 74.3740 | 74.5410 | 69.4000 | 69.9000 |
| A0-J2 | 122.2270 | 122.3390 | 50.2000 | 50.7000 |
| A0-K0 | 127.8470 | 127.8590 | 35.4570 | 35.8990 |
| G1-J2 | 57.4330 | 57.4190 | 25.0000 | 25.4000 |
| G1-K0 | 78.0870 | 78.0780 | 3.3460 | 3.6640 |
| J2-K0 | 32.5930 | 32.6690 | 322.6890 | 322.9490 |
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 | 60386.24471475 |
| 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 | 74.374 |
| HIERARCH ESO ISS PBL12 END | 74.541 |
| HIERARCH ESO ISS PBLA12 START | 69.4 |
| HIERARCH ESO ISS PBLA12 END | 69.9 |
| HIERARCH ESO ISS PBL13 START | 122.227 |
| HIERARCH ESO ISS PBL13 END | 122.339 |
| HIERARCH ESO ISS PBLA13 START | 50.2 |
| HIERARCH ESO ISS PBLA13 END | 50.7 |
| HIERARCH ESO ISS PBL14 START | 127.847 |
| HIERARCH ESO ISS PBL14 END | 127.859 |
| HIERARCH ESO ISS PBLA14 START | 35.457 |
| HIERARCH ESO ISS PBLA14 END | 35.899 |
| HIERARCH ESO ISS PBL23 START | 57.433 |
| HIERARCH ESO ISS PBL23 END | 57.419 |
| HIERARCH ESO ISS PBLA23 START | 25.0 |
| HIERARCH ESO ISS PBLA23 END | 25.4 |
| HIERARCH ESO ISS PBL24 START | 78.087 |
| HIERARCH ESO ISS PBL24 END | 78.078 |
| HIERARCH ESO ISS PBLA24 START | 3.346 |
| HIERARCH ESO ISS PBLA24 END | 3.664 |
| HIERARCH ESO ISS PBL34 START | 32.593 |
| HIERARCH ESO ISS PBL34 END | 32.669 |
| HIERARCH ESO ISS PBLA34 START | 322.689 |
| HIERARCH ESO ISS PBLA34 END | 322.949 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.007939 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.007843 |
| HIERARCH ESO ISS AMBI TEMP | 16.56 |
| HIERARCH ESO ISS AMBI FWHM START | 1.01 |
| HIERARCH ESO ISS AMBI FWHM END | 0.86 |
| HIERARCH ESO FT ROBJ NAME | WDSJ15479-6527B |
| HIERARCH ESO FT ROBJ ALPHA | 154753.2138 |
| HIERARCH ESO FT ROBJ DELTA | -652633.7101 |