Exposure
- ID
- GRAVI.2024-03-05T09:46:51.058_2
- Header ID
- GRAVI.2024-03-05T09:46:51.058
- Date updated
- 2024-03-05 10:00:56 UTC+0000
- Release date
- 2024-03-05 09:46:51 UTC+0000
- UTC Start
- 2024-03-05 09:46:51.058
- UTC End
- 2024-03-05 09:48:27.058
- MJD Start
- 60374.40753539
- MJD End
- 60374.4086465011
- Exposure time (s)
- 96.0
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.008404
- Ambient temperature (°C)
- 15.77
- Seeing (arcsec)
- 0.475
Observation
- ID
- 58633
- 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
- 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 | 87.1130 | 87.1910 | 112.3000 | 112.8000 |
| A0-J2 | 129.2220 | 129.2280 | 94.3000 | 94.8000 |
| A0-K0 | 124.5670 | 124.4670 | 77.5690 | 77.9930 |
| G1-J2 | 53.6410 | 53.5690 | 64.2000 | 64.6000 |
| G1-K0 | 72.6630 | 72.5560 | 34.4290 | 34.7420 |
| J2-K0 | 37.2730 | 37.2940 | 348.8600 | 349.1300 |
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 | 60374.40753539 |
| HIERARCH ESO DPR TECH | INTERFEROMETRY,WOLLASTON |
| HIERARCH ESO OBS TARG NAME | WDSJ15479-6527A |
| HIERARCH ESO INS SOBJ NAME | WDSJ15479-6527A |
| RA | 236.965649 |
| 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 | 87.113 |
| HIERARCH ESO ISS PBL12 END | 87.191 |
| HIERARCH ESO ISS PBLA12 START | 112.3 |
| HIERARCH ESO ISS PBLA12 END | 112.8 |
| HIERARCH ESO ISS PBL13 START | 129.222 |
| HIERARCH ESO ISS PBL13 END | 129.228 |
| HIERARCH ESO ISS PBLA13 START | 94.3 |
| HIERARCH ESO ISS PBLA13 END | 94.8 |
| HIERARCH ESO ISS PBL14 START | 124.567 |
| HIERARCH ESO ISS PBL14 END | 124.467 |
| HIERARCH ESO ISS PBLA14 START | 77.569 |
| HIERARCH ESO ISS PBLA14 END | 77.993 |
| HIERARCH ESO ISS PBL23 START | 53.641 |
| HIERARCH ESO ISS PBL23 END | 53.569 |
| HIERARCH ESO ISS PBLA23 START | 64.2 |
| HIERARCH ESO ISS PBLA23 END | 64.6 |
| HIERARCH ESO ISS PBL24 START | 72.663 |
| HIERARCH ESO ISS PBL24 END | 72.556 |
| HIERARCH ESO ISS PBLA24 START | 34.429 |
| HIERARCH ESO ISS PBLA24 END | 34.742 |
| HIERARCH ESO ISS PBL34 START | 37.273 |
| HIERARCH ESO ISS PBL34 END | 37.294 |
| HIERARCH ESO ISS PBLA34 START | 348.86 |
| HIERARCH ESO ISS PBLA34 END | 349.13 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.008499 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.008309 |
| HIERARCH ESO ISS AMBI TEMP | 15.77 |
| HIERARCH ESO ISS AMBI FWHM START | 0.52 |
| HIERARCH ESO ISS AMBI FWHM END | 0.43 |
| HIERARCH ESO FT ROBJ NAME | WDSJ15479-6527B |
| HIERARCH ESO FT ROBJ ALPHA | 154753.2138 |
| HIERARCH ESO FT ROBJ DELTA | -652633.7101 |