Exposure
- ID
- GRAVI.2024-03-05T09:41:21.043_2
- Header ID
- GRAVI.2024-03-05T09:41:21.043
- Date updated
- 2024-09-13 04:55:52 UTC+0000
- Release date
- 2024-03-05 09:41:21 UTC+0000
- UTC Start
- 2024-03-05 09:41:21.043
- UTC End
- 2024-03-05 09:42:57.043
- MJD Start
- 60374.40371578
- MJD End
- 60374.40482689111
- Exposure time (s)
- 96.0
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.0091245
- Ambient temperature (°C)
- 15.64
- Seeing (arcsec)
- 0.44
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 | 86.8830 | 86.9650 | 111.2000 | 111.6000 |
| A0-J2 | 129.1970 | 129.2070 | 93.1000 | 93.5000 |
| A0-K0 | 124.8450 | 124.7480 | 76.3520 | 76.7830 |
| G1-J2 | 53.8400 | 53.7700 | 63.0000 | 63.4000 |
| G1-K0 | 72.9600 | 72.8560 | 33.5310 | 33.8490 |
| J2-K0 | 37.2110 | 37.2330 | 348.0810 | 348.3570 |
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 | 60374.40371578 |
| HIERARCH ESO DPR TECH | INTERFEROMETRY,WOLLASTON |
| HIERARCH ESO OBS TARG NAME | WDSJ15479-6527A |
| HIERARCH ESO INS SOBJ NAME | WDSJ15479-6527B |
| RA | 236.965649 |
| 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 | 86.883 |
| HIERARCH ESO ISS PBL12 END | 86.965 |
| HIERARCH ESO ISS PBLA12 START | 111.2 |
| HIERARCH ESO ISS PBLA12 END | 111.6 |
| HIERARCH ESO ISS PBL13 START | 129.197 |
| HIERARCH ESO ISS PBL13 END | 129.207 |
| HIERARCH ESO ISS PBLA13 START | 93.1 |
| HIERARCH ESO ISS PBLA13 END | 93.5 |
| HIERARCH ESO ISS PBL14 START | 124.845 |
| HIERARCH ESO ISS PBL14 END | 124.748 |
| HIERARCH ESO ISS PBLA14 START | 76.352 |
| HIERARCH ESO ISS PBLA14 END | 76.783 |
| HIERARCH ESO ISS PBL23 START | 53.84 |
| HIERARCH ESO ISS PBL23 END | 53.77 |
| HIERARCH ESO ISS PBLA23 START | 63.0 |
| HIERARCH ESO ISS PBLA23 END | 63.4 |
| HIERARCH ESO ISS PBL24 START | 72.96 |
| HIERARCH ESO ISS PBL24 END | 72.856 |
| HIERARCH ESO ISS PBLA24 START | 33.531 |
| HIERARCH ESO ISS PBLA24 END | 33.849 |
| HIERARCH ESO ISS PBL34 START | 37.211 |
| HIERARCH ESO ISS PBL34 END | 37.233 |
| HIERARCH ESO ISS PBLA34 START | 348.081 |
| HIERARCH ESO ISS PBLA34 END | 348.357 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.009197 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.009052 |
| HIERARCH ESO ISS AMBI TEMP | 15.64 |
| HIERARCH ESO ISS AMBI FWHM START | 0.44 |
| HIERARCH ESO ISS AMBI FWHM END | 0.44 |
| HIERARCH ESO FT ROBJ NAME | WDSJ15479-6527A |
| HIERARCH ESO FT ROBJ ALPHA | 154753.056 |
| HIERARCH ESO FT ROBJ DELTA | -652632.308 |