Exposure
- ID
- GRAVI.2024-07-04T01:49:21.734_2
- Header ID
- GRAVI.2024-07-04T01:49:21.734
- Date updated
- 2024-07-04 02:00:51 UTC+0000
- Release date
- 2024-07-04 01:49:21 UTC+0000
- UTC Start
- 2024-07-04 01:49:21.734
- UTC End
- 2024-07-04 01:50:57.734
- MJD Start
- 60495.07594599
- MJD End
- 60495.0770571011
- Exposure time (s)
- 96.0
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.006346
- Ambient temperature (°C)
- 15.65
- Seeing (arcsec)
- 0.58
Observation
- ID
- 59887
- Category
- calibrator
- Program ID
- 113.267X.001
- Program Title
- GRAVITY ASTROMETRY OF STELLAR CONJUNCTIONS OF ALPHA CENTAURI FOR STELLAR PHYSICS AND EXOPLANETS
- Program Type
- Normal
- PI / COI
- KERVELLA / MÉRAND / LACOUR / FORVEILLE / ARENOU / THEVENIN / BOURDAROT / BRANDNER / STRAUBMEIER / GARCIA / WOILLEZ / EISENHAUER / PAUMARD / ROUSSELET-PERRAUT / PERRIN
Target
- ID
- 37816
- Name
- WDSJ15479-6527B
- RA
- 236.971724166667
- DEC
- -65.44269725
Instrument
- Interferometer
- VLTI
- Instrument
- GRAVITY_FT
- Instrument mode
- LOW
- Instrument sub-mode
- DUAL
- Stations
- A0 G1 J2 K0
Projected baselines
| Baseline | Length start | Length end | Angle start | Angle end |
|---|---|---|---|---|
| A0-G1 | 87.0390 | 87.1190 | 112.0000 | 112.4000 |
| A0-J2 | 129.2150 | 129.2220 | 93.9000 | 94.4000 |
| A0-K0 | 124.6570 | 124.5580 | 77.1760 | 77.6070 |
| G1-J2 | 53.7040 | 53.6330 | 63.8000 | 64.2000 |
| G1-K0 | 72.7540 | 72.6480 | 34.1410 | 34.4590 |
| J2-K0 | 37.2500 | 37.2710 | 348.6060 | 348.8810 |
Header: used keywords
| Key | Value |
|---|---|
| HIERARCH ESO OBS PROG ID | 113.267X.001 |
| HIERARCH ESO DPR CATG | CALIB |
| HIERARCH ESO DPR TYPE | STD,DUAL |
| MJD-OBS | 60495.07594599 |
| HIERARCH ESO DPR TECH | INTERFEROMETRY,WOLLASTON |
| HIERARCH ESO OBS TARG NAME | WDSJ15479-6527A |
| HIERARCH ESO INS SOBJ NAME | WDSJ15479-6527A |
| RA | 236.965636 |
| 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 | 118.0 |
| HIERARCH ESO DET2 SEQ1 DIT | 3.0 |
| HIERARCH ESO DET2 NDIT | 32 |
| HIERARCH ESO ISS PBL12 START | 87.039 |
| HIERARCH ESO ISS PBL12 END | 87.119 |
| HIERARCH ESO ISS PBLA12 START | 112.0 |
| HIERARCH ESO ISS PBLA12 END | 112.4 |
| HIERARCH ESO ISS PBL13 START | 129.215 |
| HIERARCH ESO ISS PBL13 END | 129.222 |
| HIERARCH ESO ISS PBLA13 START | 93.9 |
| HIERARCH ESO ISS PBLA13 END | 94.4 |
| HIERARCH ESO ISS PBL14 START | 124.657 |
| HIERARCH ESO ISS PBL14 END | 124.558 |
| HIERARCH ESO ISS PBLA14 START | 77.176 |
| HIERARCH ESO ISS PBLA14 END | 77.607 |
| HIERARCH ESO ISS PBL23 START | 53.704 |
| HIERARCH ESO ISS PBL23 END | 53.633 |
| HIERARCH ESO ISS PBLA23 START | 63.8 |
| HIERARCH ESO ISS PBLA23 END | 64.2 |
| HIERARCH ESO ISS PBL24 START | 72.754 |
| HIERARCH ESO ISS PBL24 END | 72.648 |
| HIERARCH ESO ISS PBLA24 START | 34.141 |
| HIERARCH ESO ISS PBLA24 END | 34.459 |
| HIERARCH ESO ISS PBL34 START | 37.25 |
| HIERARCH ESO ISS PBL34 END | 37.271 |
| HIERARCH ESO ISS PBLA34 START | 348.606 |
| HIERARCH ESO ISS PBLA34 END | 348.881 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.006278 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.006414 |
| HIERARCH ESO ISS AMBI TEMP | 15.65 |
| HIERARCH ESO ISS AMBI FWHM START | 0.61 |
| HIERARCH ESO ISS AMBI FWHM END | 0.55 |
| HIERARCH ESO FT ROBJ NAME | WDSJ15479-6527B |
| HIERARCH ESO FT ROBJ ALPHA | 154753.2138 |
| HIERARCH ESO FT ROBJ DELTA | -652633.7101 |