Exposure
- ID
- GRAVI.2025-03-20T08:10:48.115_1
- Header ID
- GRAVI.2025-03-20T08:10:48.115
- Date updated
- 2025-03-20 08:20:48 UTC+0000
- Release date
- 2025-03-20 08:10:48 UTC+0000
- UTC Start
- 2025-03-20 08:10:48.115
- UTC End
- 2025-03-20 08:12:48.115
- MJD Start
- 60754.34083467
- MJD End
- 60754.34222355889
- Exposure time (s)
- 120.0
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.0050095
- Ambient temperature (°C)
- 14.5
- Seeing (arcsec)
- 0.74
Observation
- ID
- 65717
- Category
- calibrator
- Program ID
- 114.278L.001
- Program Title
- CONJUNCTIONS OF ALPHA CENTAURI: GRAVITY ASTROMETRY OF THE B-S4 EVENT AND CRIRES CHARACTERIZATION OF SOURCE S5
- Program Type
- Normal
- PI / COI
- KERVELLA / MÉRAND / LACOUR / FORVEILLE / ARENOU / THEVENIN / BOURDAROT / BRANDNER / STRAUBMEIER / GARCIA / WOILLEZ / EISENHAUER / PAUMARD / ROUSSELET-PERRAUT / PERRIN
Target
- ID
- 48403
- Name
- WDSJ15479-6527B
- RA
- 236.965642
- DEC
- -65.44268
Instrument
Projected baselines
| Baseline | Length start | Length end | Angle start | Angle end |
|---|---|---|---|---|
| A0-G1 | 85.3140 | 85.4350 | 104.0000 | 104.5000 |
| A0-J2 | 128.7820 | 128.8260 | 85.6000 | 86.1000 |
| A0-K0 | 126.2360 | 126.1530 | 69.0970 | 69.6030 |
| G1-J2 | 54.9010 | 54.8340 | 56.2000 | 56.7000 |
| G1-K0 | 74.5480 | 74.4470 | 28.1480 | 28.5240 |
| J2-K0 | 36.7480 | 36.7850 | 343.4380 | 343.7610 |
Header: used keywords
| Key | Value |
|---|---|
| HIERARCH ESO OBS PROG ID | 114.278L.001 |
| HIERARCH ESO DPR CATG | CALIB |
| HIERARCH ESO DPR TYPE | STD,DUAL |
| MJD-OBS | 60754.34083467 |
| HIERARCH ESO DPR TECH | INTERFEROMETRY,WOLLASTON |
| HIERARCH ESO OBS TARG NAME | WDSJ15479-6527A |
| HIERARCH ESO INS SOBJ NAME | WDSJ15479-6527B |
| RA | 236.965642 |
| 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 | 137.0 |
| HIERARCH ESO DET2 SEQ1 DIT | 10.0 |
| HIERARCH ESO DET2 NDIT | 12 |
| HIERARCH ESO ISS PBL12 START | 85.314 |
| HIERARCH ESO ISS PBL12 END | 85.435 |
| HIERARCH ESO ISS PBLA12 START | 104.0 |
| HIERARCH ESO ISS PBLA12 END | 104.5 |
| HIERARCH ESO ISS PBL13 START | 128.782 |
| HIERARCH ESO ISS PBL13 END | 128.826 |
| HIERARCH ESO ISS PBLA13 START | 85.6 |
| HIERARCH ESO ISS PBLA13 END | 86.1 |
| HIERARCH ESO ISS PBL14 START | 126.236 |
| HIERARCH ESO ISS PBL14 END | 126.153 |
| HIERARCH ESO ISS PBLA14 START | 69.097 |
| HIERARCH ESO ISS PBLA14 END | 69.603 |
| HIERARCH ESO ISS PBL23 START | 54.901 |
| HIERARCH ESO ISS PBL23 END | 54.834 |
| HIERARCH ESO ISS PBLA23 START | 56.2 |
| HIERARCH ESO ISS PBLA23 END | 56.7 |
| HIERARCH ESO ISS PBL24 START | 74.548 |
| HIERARCH ESO ISS PBL24 END | 74.447 |
| HIERARCH ESO ISS PBLA24 START | 28.148 |
| HIERARCH ESO ISS PBLA24 END | 28.524 |
| HIERARCH ESO ISS PBL34 START | 36.748 |
| HIERARCH ESO ISS PBL34 END | 36.785 |
| HIERARCH ESO ISS PBLA34 START | 343.438 |
| HIERARCH ESO ISS PBLA34 END | 343.761 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.004905 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.005114 |
| HIERARCH ESO ISS AMBI TEMP | 14.5 |
| HIERARCH ESO ISS AMBI FWHM START | 0.73 |
| HIERARCH ESO ISS AMBI FWHM END | 0.75 |
| HIERARCH ESO FT ROBJ NAME | WDSJ15479-6527A |
| HIERARCH ESO FT ROBJ ALPHA | 154753.056 |
| HIERARCH ESO FT ROBJ DELTA | -652632.308 |