Exposure
- ID
- GRAVI.2025-03-20T07:13:23.970_1
- Header ID
- GRAVI.2025-03-20T07:13:23.970
- Date updated
- 2025-03-20 07:25:37 UTC+0000
- Release date
- 2025-03-20 07:13:23 UTC+0000
- UTC Start
- 2025-03-20 07:13:23.970
- UTC End
- 2025-03-20 07:15:23.970
- MJD Start
- 60754.30097187
- MJD End
- 60754.302360758884
- Exposure time (s)
- 120.0
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.004487
- Ambient temperature (°C)
- 14.72
- Seeing (arcsec)
- 0.72
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 | 81.7590 | 81.9180 | 91.3000 | 91.8000 |
| A0-J2 | 127.0140 | 127.1060 | 72.4000 | 72.9000 |
| A0-K0 | 127.6400 | 127.6070 | 56.3250 | 56.8320 |
| G1-J2 | 56.2750 | 56.2310 | 44.3000 | 44.8000 |
| G1-K0 | 76.6000 | 76.5360 | 18.6450 | 19.0220 |
| J2-K0 | 35.5570 | 35.6130 | 335.3580 | 335.6750 |
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 | 60754.30097187 |
| 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 | 81.759 |
| HIERARCH ESO ISS PBL12 END | 81.918 |
| HIERARCH ESO ISS PBLA12 START | 91.3 |
| HIERARCH ESO ISS PBLA12 END | 91.8 |
| HIERARCH ESO ISS PBL13 START | 127.014 |
| HIERARCH ESO ISS PBL13 END | 127.106 |
| HIERARCH ESO ISS PBLA13 START | 72.4 |
| HIERARCH ESO ISS PBLA13 END | 72.9 |
| HIERARCH ESO ISS PBL14 START | 127.64 |
| HIERARCH ESO ISS PBL14 END | 127.607 |
| HIERARCH ESO ISS PBLA14 START | 56.325 |
| HIERARCH ESO ISS PBLA14 END | 56.832 |
| HIERARCH ESO ISS PBL23 START | 56.275 |
| HIERARCH ESO ISS PBL23 END | 56.231 |
| HIERARCH ESO ISS PBLA23 START | 44.3 |
| HIERARCH ESO ISS PBLA23 END | 44.8 |
| HIERARCH ESO ISS PBL24 START | 76.6 |
| HIERARCH ESO ISS PBL24 END | 76.536 |
| HIERARCH ESO ISS PBLA24 START | 18.645 |
| HIERARCH ESO ISS PBLA24 END | 19.022 |
| HIERARCH ESO ISS PBL34 START | 35.557 |
| HIERARCH ESO ISS PBL34 END | 35.613 |
| HIERARCH ESO ISS PBLA34 START | 335.358 |
| HIERARCH ESO ISS PBLA34 END | 335.675 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.004487 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.004487 |
| HIERARCH ESO ISS AMBI TEMP | 14.72 |
| HIERARCH ESO ISS AMBI FWHM START | 0.7 |
| HIERARCH ESO ISS AMBI FWHM END | 0.74 |
| HIERARCH ESO FT ROBJ NAME | WDSJ15479-6527B |
| HIERARCH ESO FT ROBJ ALPHA | 154753.2138 |
| HIERARCH ESO FT ROBJ DELTA | -652633.7101 |