Exposure
- ID
- GRAVI.2023-06-11T01:12:39.380_2
- Header ID
- GRAVI.2023-06-11T01:12:39.380
- Date updated
- 2023-06-11 01:26:38 UTC+0000
- Release date
- 2023-06-11 01:12:39 UTC+0000
- UTC Start
- 2023-06-11 01:12:39.380
- UTC End
- 2023-06-11 01:14:09.380
- MJD Start
- 60106.05045579
- MJD End
- 60106.05149745667
- Exposure time (s)
- 90.0
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.0037524999999999998
- Ambient temperature (°C)
- 11.47
- Seeing (arcsec)
- 0.9299999999999999
Observation
- ID
- 54266
- 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 B2 D0 C1
Projected baselines
| Baseline | Length start | Length end | Angle start | Angle end |
|---|---|---|---|---|
| A0-B2 | 18.8500 | 18.9000 | 111.8000 | 112.2000 |
| A0-D0 | 31.9970 | 31.9950 | 48.2000 | 48.6000 |
| A0-C1 | 19.7560 | 19.7910 | 82.9140 | 83.3350 |
| B2-D0 | 29.0450 | 29.0320 | 12.6000 | 12.9000 |
| B2-C1 | 9.6720 | 9.6680 | 12.5770 | 12.8770 |
| D0-C1 | 19.3720 | 19.3640 | 192.6380 | 192.9380 |
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 | 60106.05045579 |
| HIERARCH ESO DPR TECH | INTERFEROMETRY,WOLLASTON |
| HIERARCH ESO OBS TARG NAME | WDSJ15479-6527A |
| HIERARCH ESO INS SOBJ NAME | WDSJ15479-6527B |
| RA | 236.965655 |
| 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 | B2 |
| HIERARCH ESO ISS CONF STATION3 | D0 |
| HIERARCH ESO ISS CONF STATION4 | C1 |
| EXPTIME | 111.0 |
| HIERARCH ESO DET2 SEQ1 DIT | 3.0 |
| HIERARCH ESO DET2 NDIT | 30 |
| HIERARCH ESO ISS PBL12 START | 18.85 |
| HIERARCH ESO ISS PBL12 END | 18.9 |
| HIERARCH ESO ISS PBLA12 START | 111.8 |
| HIERARCH ESO ISS PBLA12 END | 112.2 |
| HIERARCH ESO ISS PBL13 START | 31.997 |
| HIERARCH ESO ISS PBL13 END | 31.995 |
| HIERARCH ESO ISS PBLA13 START | 48.2 |
| HIERARCH ESO ISS PBLA13 END | 48.6 |
| HIERARCH ESO ISS PBL14 START | 19.756 |
| HIERARCH ESO ISS PBL14 END | 19.791 |
| HIERARCH ESO ISS PBLA14 START | 82.914 |
| HIERARCH ESO ISS PBLA14 END | 83.335 |
| HIERARCH ESO ISS PBL23 START | 29.045 |
| HIERARCH ESO ISS PBL23 END | 29.032 |
| HIERARCH ESO ISS PBLA23 START | 12.6 |
| HIERARCH ESO ISS PBLA23 END | 12.9 |
| HIERARCH ESO ISS PBL24 START | 9.672 |
| HIERARCH ESO ISS PBL24 END | 9.668 |
| HIERARCH ESO ISS PBLA24 START | 12.577 |
| HIERARCH ESO ISS PBLA24 END | 12.877 |
| HIERARCH ESO ISS PBL34 START | 19.372 |
| HIERARCH ESO ISS PBL34 END | 19.364 |
| HIERARCH ESO ISS PBLA34 START | 192.638 |
| HIERARCH ESO ISS PBLA34 END | 192.938 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.003585 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.00392 |
| HIERARCH ESO ISS AMBI TEMP | 11.47 |
| HIERARCH ESO ISS AMBI FWHM START | 0.96 |
| HIERARCH ESO ISS AMBI FWHM END | 0.9 |
| HIERARCH ESO FT ROBJ NAME | WDSJ15479-6527A |
| HIERARCH ESO FT ROBJ ALPHA | 154753.056 |
| HIERARCH ESO FT ROBJ DELTA | -652632.308 |