Exposure
- ID
- GRAVI.2025-03-21T05:56:41.341_1
- Header ID
- GRAVI.2025-03-21T05:56:41.341
- Date updated
- 2025-03-21 06:05:52 UTC+0000
- Release date
- 2025-03-21 05:56:41 UTC+0000
- UTC Start
- 2025-03-21 05:56:41.341
- UTC End
- 2025-03-21 05:58:41.341
- MJD Start
- 60755.24770071
- MJD End
- 60755.24908959889
- Exposure time (s)
- 120.0
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.0070244999999999995
- Ambient temperature (°C)
- 15.68
- Seeing (arcsec)
- 0.44
Observation
- ID
- 65718
- 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
- 48404
- Name
- WDSJ15479-6527A
- RA
- 236.965642
- DEC
- -65.44268
Instrument
Projected baselines
| Baseline | Length start | Length end | Angle start | Angle end |
|---|---|---|---|---|
| A0-G1 | 76.0180 | 76.2110 | 74.1000 | 74.7000 |
| A0-J2 | 123.3280 | 123.4580 | 54.9000 | 55.5000 |
| A0-K0 | 127.9420 | 127.9500 | 39.8330 | 40.3540 |
| G1-J2 | 57.2760 | 57.2540 | 29.1000 | 29.5000 |
| G1-K0 | 77.9500 | 77.9280 | 6.5150 | 6.8940 |
| J2-K0 | 33.3150 | 33.3980 | 325.2800 | 325.5910 |
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 | 60755.24770071 |
| HIERARCH ESO DPR TECH | INTERFEROMETRY,WOLLASTON |
| HIERARCH ESO OBS TARG NAME | WDSJ15479-6527A |
| HIERARCH ESO INS SOBJ NAME | WDSJ15479-6527A |
| 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 | 76.018 |
| HIERARCH ESO ISS PBL12 END | 76.211 |
| HIERARCH ESO ISS PBLA12 START | 74.1 |
| HIERARCH ESO ISS PBLA12 END | 74.7 |
| HIERARCH ESO ISS PBL13 START | 123.328 |
| HIERARCH ESO ISS PBL13 END | 123.458 |
| HIERARCH ESO ISS PBLA13 START | 54.9 |
| HIERARCH ESO ISS PBLA13 END | 55.5 |
| HIERARCH ESO ISS PBL14 START | 127.942 |
| HIERARCH ESO ISS PBL14 END | 127.95 |
| HIERARCH ESO ISS PBLA14 START | 39.833 |
| HIERARCH ESO ISS PBLA14 END | 40.354 |
| HIERARCH ESO ISS PBL23 START | 57.276 |
| HIERARCH ESO ISS PBL23 END | 57.254 |
| HIERARCH ESO ISS PBLA23 START | 29.1 |
| HIERARCH ESO ISS PBLA23 END | 29.5 |
| HIERARCH ESO ISS PBL24 START | 77.95 |
| HIERARCH ESO ISS PBL24 END | 77.928 |
| HIERARCH ESO ISS PBLA24 START | 6.515 |
| HIERARCH ESO ISS PBLA24 END | 6.894 |
| HIERARCH ESO ISS PBL34 START | 33.315 |
| HIERARCH ESO ISS PBL34 END | 33.398 |
| HIERARCH ESO ISS PBLA34 START | 325.28 |
| HIERARCH ESO ISS PBLA34 END | 325.591 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.007845 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.006204 |
| HIERARCH ESO ISS AMBI TEMP | 15.68 |
| HIERARCH ESO ISS AMBI FWHM START | 0.39 |
| HIERARCH ESO ISS AMBI FWHM END | 0.49 |
| HIERARCH ESO FT ROBJ NAME | WDSJ15479-6527B |
| HIERARCH ESO FT ROBJ ALPHA | 154753.2138 |
| HIERARCH ESO FT ROBJ DELTA | -652633.7101 |