Exposure
- ID
- GRAVI.2025-03-20T07:03:41.945_1
- Header ID
- GRAVI.2025-03-20T07:03:41.945
- Date updated
- 2025-03-20 07:15:40 UTC+0000
- Release date
- 2025-03-20 07:03:41 UTC+0000
- UTC Start
- 2025-03-20 07:03:41.945
- UTC End
- 2025-03-20 07:05:41.945
- MJD Start
- 60754.29423547
- MJD End
- 60754.295624358885
- Exposure time (s)
- 120.0
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.004096
- Ambient temperature (°C)
- 14.87
- Seeing (arcsec)
- 0.655
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 | 81.0660 | 81.2310 | 89.1000 | 89.6000 |
| A0-J2 | 126.6000 | 126.7000 | 70.1000 | 70.6000 |
| A0-K0 | 127.7610 | 127.7350 | 54.1590 | 54.6680 |
| G1-J2 | 56.4500 | 56.4100 | 42.3000 | 42.8000 |
| G1-K0 | 76.8580 | 76.8000 | 17.0390 | 17.4160 |
| J2-K0 | 35.3070 | 35.3670 | 334.0080 | 334.3240 |
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 | 60754.29423547 |
| 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 | 81.066 |
| HIERARCH ESO ISS PBL12 END | 81.231 |
| HIERARCH ESO ISS PBLA12 START | 89.1 |
| HIERARCH ESO ISS PBLA12 END | 89.6 |
| HIERARCH ESO ISS PBL13 START | 126.6 |
| HIERARCH ESO ISS PBL13 END | 126.7 |
| HIERARCH ESO ISS PBLA13 START | 70.1 |
| HIERARCH ESO ISS PBLA13 END | 70.6 |
| HIERARCH ESO ISS PBL14 START | 127.761 |
| HIERARCH ESO ISS PBL14 END | 127.735 |
| HIERARCH ESO ISS PBLA14 START | 54.159 |
| HIERARCH ESO ISS PBLA14 END | 54.668 |
| HIERARCH ESO ISS PBL23 START | 56.45 |
| HIERARCH ESO ISS PBL23 END | 56.41 |
| HIERARCH ESO ISS PBLA23 START | 42.3 |
| HIERARCH ESO ISS PBLA23 END | 42.8 |
| HIERARCH ESO ISS PBL24 START | 76.858 |
| HIERARCH ESO ISS PBL24 END | 76.8 |
| HIERARCH ESO ISS PBLA24 START | 17.039 |
| HIERARCH ESO ISS PBLA24 END | 17.416 |
| HIERARCH ESO ISS PBL34 START | 35.307 |
| HIERARCH ESO ISS PBL34 END | 35.367 |
| HIERARCH ESO ISS PBLA34 START | 334.008 |
| HIERARCH ESO ISS PBLA34 END | 334.324 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.004096 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.004096 |
| HIERARCH ESO ISS AMBI TEMP | 14.87 |
| HIERARCH ESO ISS AMBI FWHM START | 0.64 |
| HIERARCH ESO ISS AMBI FWHM END | 0.67 |
| HIERARCH ESO FT ROBJ NAME | WDSJ15479-6527A |
| HIERARCH ESO FT ROBJ ALPHA | 154753.056 |
| HIERARCH ESO FT ROBJ DELTA | -652632.308 |