Exposure
- ID
- GRAVI.2024-02-29T09:10:57.994_2
- Header ID
- GRAVI.2024-02-29T09:10:57.994
- Date updated
- 2024-09-13 04:55:52 UTC+0000
- Release date
- 2024-02-29 09:10:57 UTC+0000
- UTC Start
- 2024-02-29 09:10:57.994
- UTC End
- 2024-02-29 09:12:33.994
- MJD Start
- 60369.38261567
- MJD End
- 60369.38372678111
- Exposure time (s)
- 96.0
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.011323
- Ambient temperature (°C)
- 15.34
- Seeing (arcsec)
- 0.365
Observation
- ID
- 58570
- Category
- calibrator
- Program ID
- 112.25BY.002
- Program Title
- GRAVITY ASTROMETRY OF STELLAR CONJUNCTIONS OF ALPHA CEN FOR STELLAR PHYSICS AND EXOPLANETS
- Program Type
- Normal
- PI / COI
- KERVELLA/ MÉRAND/ LACOUR/ FORVEILLE/ ARENOU/ THEVENIN/ BRANDNER/ STRAUBMEIER/ GARCIA/ WOILLEZ/ EISENHAUER/ PAUMARD/ ROUSSELET-PERRAUT/ PERRIN
Target
- ID
- 37814
- Name
- WDSJ15479-6527A
- RA
- 236.97106666666664
- DEC
- -65.44230777777778
Instrument
- Interferometer
- VLTI
- Instrument
- GRAVITY_FT
- Instrument mode
- LOW
- Instrument sub-mode
- DUAL
- Stations
- A0 B2 D0 C1
Projected baselines
| Baseline | Length start | Length end | Angle start | Angle end |
|---|---|---|---|---|
| A0-B2 | 20.7420 | 20.7820 | 126.2000 | 126.6000 |
| A0-D0 | 31.7070 | 31.6940 | 65.2000 | 65.7000 |
| A0-C1 | 21.0820 | 21.1100 | 100.2250 | 100.6510 |
| B2-D0 | 28.2300 | 28.2020 | 25.3000 | 25.6000 |
| B2-C1 | 9.4020 | 9.3920 | 25.2350 | 25.5540 |
| D0-C1 | 18.8290 | 18.8100 | 205.3040 | 205.6230 |
Header: used keywords
| Key | Value |
|---|---|
| HIERARCH ESO OBS PROG ID | 112.25BY.002 |
| HIERARCH ESO DPR CATG | CALIB |
| HIERARCH ESO DPR TYPE | STD,DUAL |
| MJD-OBS | 60369.38261567 |
| HIERARCH ESO DPR TECH | INTERFEROMETRY,WOLLASTON |
| HIERARCH ESO OBS TARG NAME | WDSJ15479-6527A |
| HIERARCH ESO INS SOBJ NAME | WDSJ15479-6527B |
| RA | 236.965649 |
| DEC | -65.44267 |
| 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 | B2 |
| HIERARCH ESO ISS CONF STATION3 | D0 |
| HIERARCH ESO ISS CONF STATION4 | C1 |
| EXPTIME | 118.0 |
| HIERARCH ESO DET2 SEQ1 DIT | 3.0 |
| HIERARCH ESO DET2 NDIT | 32 |
| HIERARCH ESO ISS PBL12 START | 20.742 |
| HIERARCH ESO ISS PBL12 END | 20.782 |
| HIERARCH ESO ISS PBLA12 START | 126.2 |
| HIERARCH ESO ISS PBLA12 END | 126.6 |
| HIERARCH ESO ISS PBL13 START | 31.707 |
| HIERARCH ESO ISS PBL13 END | 31.694 |
| HIERARCH ESO ISS PBLA13 START | 65.2 |
| HIERARCH ESO ISS PBLA13 END | 65.7 |
| HIERARCH ESO ISS PBL14 START | 21.082 |
| HIERARCH ESO ISS PBL14 END | 21.11 |
| HIERARCH ESO ISS PBLA14 START | 100.225 |
| HIERARCH ESO ISS PBLA14 END | 100.651 |
| HIERARCH ESO ISS PBL23 START | 28.23 |
| HIERARCH ESO ISS PBL23 END | 28.202 |
| HIERARCH ESO ISS PBLA23 START | 25.3 |
| HIERARCH ESO ISS PBLA23 END | 25.6 |
| HIERARCH ESO ISS PBL24 START | 9.402 |
| HIERARCH ESO ISS PBL24 END | 9.392 |
| HIERARCH ESO ISS PBLA24 START | 25.235 |
| HIERARCH ESO ISS PBLA24 END | 25.554 |
| HIERARCH ESO ISS PBL34 START | 18.829 |
| HIERARCH ESO ISS PBL34 END | 18.81 |
| HIERARCH ESO ISS PBLA34 START | 205.304 |
| HIERARCH ESO ISS PBLA34 END | 205.623 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.011686 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.01096 |
| HIERARCH ESO ISS AMBI TEMP | 15.34 |
| HIERARCH ESO ISS AMBI FWHM START | 0.37 |
| HIERARCH ESO ISS AMBI FWHM END | 0.36 |
| HIERARCH ESO FT ROBJ NAME | WDSJ15479-6527A |
| HIERARCH ESO FT ROBJ ALPHA | 154753.056 |
| HIERARCH ESO FT ROBJ DELTA | -652632.308 |