Exposure
- ID
- GRAVI.2023-06-23T05:30:48.793_2
- Header ID
- GRAVI.2023-06-23T05:30:48.793
- Date updated
- 2023-06-23 05:41:35 UTC+0000
- Release date
- 2023-06-23 05:30:48 UTC+0000
- UTC Start
- 2023-06-23 05:30:48.793
- UTC End
- 2023-06-23 05:32:18.793
- MJD Start
- 60118.2297314
- MJD End
- 60118.23077306667
- Exposure time (s)
- 90.0
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.0038
- Ambient temperature (°C)
- 13.55
- Seeing (arcsec)
- 0.735
Observation
- ID
- 54183
- Category
- calibrator
- Program ID
- 106.217D.005
- Program Title
- HIGH PRECISION GRAVITY ASTROMETRY OF THREE STELLAR CONJUNCTIONS OF ALPHA CENTAURI A & B
- Program Type
- Monitoring
- PI / COI
- KERVELLA/ MÉRAND/ LACOUR/ FORVEILLE/ ARENOU/ THEVENIN/ BRANDNER/ STRAUBMEIER/ GARCIA/ WOILLEZ/ EISENHAUER/ PAUMARD/ PERRIN/ ROUSSELET-PERRAUT
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 | 90.4260 | 90.4320 | 150.3000 | 150.8000 |
| A0-J2 | 124.7020 | 124.6240 | 135.2000 | 135.6000 |
| A0-K0 | 109.9770 | 109.7890 | 118.4590 | 118.9230 |
| G1-J2 | 44.3080 | 44.1880 | 102.8000 | 103.3000 |
| G1-K0 | 58.1730 | 57.9700 | 63.2650 | 63.5760 |
| J2-K0 | 37.0530 | 37.0290 | 13.6610 | 13.9170 |
Header: used keywords
| Key | Value |
|---|---|
| HIERARCH ESO OBS PROG ID | 106.217D.005 |
| HIERARCH ESO DPR CATG | CALIB |
| HIERARCH ESO DPR TYPE | STD,DUAL |
| MJD-OBS | 60118.2297314 |
| HIERARCH ESO DPR TECH | INTERFEROMETRY,WOLLASTON |
| HIERARCH ESO OBS TARG NAME | WDSJ15479-6527A |
| HIERARCH ESO INS SOBJ NAME | WDSJ15479-6527B |
| RA | 236.965654 |
| DEC | -65.44267 |
| 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 | 111.0 |
| HIERARCH ESO DET2 SEQ1 DIT | 3.0 |
| HIERARCH ESO DET2 NDIT | 30 |
| HIERARCH ESO ISS PBL12 START | 90.426 |
| HIERARCH ESO ISS PBL12 END | 90.432 |
| HIERARCH ESO ISS PBLA12 START | 150.3 |
| HIERARCH ESO ISS PBLA12 END | 150.8 |
| HIERARCH ESO ISS PBL13 START | 124.702 |
| HIERARCH ESO ISS PBL13 END | 124.624 |
| HIERARCH ESO ISS PBLA13 START | 135.2 |
| HIERARCH ESO ISS PBLA13 END | 135.6 |
| HIERARCH ESO ISS PBL14 START | 109.977 |
| HIERARCH ESO ISS PBL14 END | 109.789 |
| HIERARCH ESO ISS PBLA14 START | 118.459 |
| HIERARCH ESO ISS PBLA14 END | 118.923 |
| HIERARCH ESO ISS PBL23 START | 44.308 |
| HIERARCH ESO ISS PBL23 END | 44.188 |
| HIERARCH ESO ISS PBLA23 START | 102.8 |
| HIERARCH ESO ISS PBLA23 END | 103.3 |
| HIERARCH ESO ISS PBL24 START | 58.173 |
| HIERARCH ESO ISS PBL24 END | 57.97 |
| HIERARCH ESO ISS PBLA24 START | 63.265 |
| HIERARCH ESO ISS PBLA24 END | 63.576 |
| HIERARCH ESO ISS PBL34 START | 37.053 |
| HIERARCH ESO ISS PBL34 END | 37.029 |
| HIERARCH ESO ISS PBLA34 START | 13.661 |
| HIERARCH ESO ISS PBLA34 END | 13.917 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.003907 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.003693 |
| HIERARCH ESO ISS AMBI TEMP | 13.55 |
| HIERARCH ESO ISS AMBI FWHM START | 0.75 |
| HIERARCH ESO ISS AMBI FWHM END | 0.72 |
| HIERARCH ESO FT ROBJ NAME | WDSJ15479-6527A |
| HIERARCH ESO FT ROBJ ALPHA | 154753.056 |
| HIERARCH ESO FT ROBJ DELTA | -652632.308 |