Exposure
- ID
- GRAVI.2024-03-16T07:35:29.280_2
- Header ID
- GRAVI.2024-03-16T07:35:29.280
- Date updated
- 2024-03-16 07:45:41 UTC+0000
- Release date
- 2024-03-16 07:35:29 UTC+0000
- UTC Start
- 2024-03-16 07:35:29.280
- UTC End
- 2024-03-16 07:37:05.280
- MJD Start
- 60385.31631111
- MJD End
- 60385.3174222211
- Exposure time (s)
- 96.0
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.0052085
- Ambient temperature (°C)
- 17.02
- Seeing (arcsec)
- 0.675
Observation
- ID
- 58761
- 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
- 43497
- Name
- WDSJ15479-6527A
- RA
- 236.971395416667
- DEC
- -65.4425025277778
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 | 82.2740 | 82.4050 | 92.9000 | 93.4000 |
| A0-J2 | 127.3100 | 127.3850 | 74.1000 | 74.6000 |
| A0-K0 | 127.5260 | 127.4940 | 57.9850 | 58.4160 |
| G1-J2 | 56.1300 | 56.0910 | 45.9000 | 46.3000 |
| G1-K0 | 76.3880 | 76.3300 | 19.8770 | 20.1980 |
| J2-K0 | 35.7400 | 35.7870 | 336.3980 | 336.6690 |
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 | 60385.31631111 |
| HIERARCH ESO DPR TECH | INTERFEROMETRY,WOLLASTON |
| HIERARCH ESO OBS TARG NAME | WDSJ15479-6527A |
| HIERARCH ESO INS SOBJ NAME | WDSJ15479-6527B |
| RA | 236.965974 |
| DEC | -65.44287 |
| 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 | 82.274 |
| HIERARCH ESO ISS PBL12 END | 82.405 |
| HIERARCH ESO ISS PBLA12 START | 92.9 |
| HIERARCH ESO ISS PBLA12 END | 93.4 |
| HIERARCH ESO ISS PBL13 START | 127.31 |
| HIERARCH ESO ISS PBL13 END | 127.385 |
| HIERARCH ESO ISS PBLA13 START | 74.1 |
| HIERARCH ESO ISS PBLA13 END | 74.6 |
| HIERARCH ESO ISS PBL14 START | 127.526 |
| HIERARCH ESO ISS PBL14 END | 127.494 |
| HIERARCH ESO ISS PBLA14 START | 57.985 |
| HIERARCH ESO ISS PBLA14 END | 58.416 |
| HIERARCH ESO ISS PBL23 START | 56.13 |
| HIERARCH ESO ISS PBL23 END | 56.091 |
| HIERARCH ESO ISS PBLA23 START | 45.9 |
| HIERARCH ESO ISS PBLA23 END | 46.3 |
| HIERARCH ESO ISS PBL24 START | 76.388 |
| HIERARCH ESO ISS PBL24 END | 76.33 |
| HIERARCH ESO ISS PBLA24 START | 19.877 |
| HIERARCH ESO ISS PBLA24 END | 20.198 |
| HIERARCH ESO ISS PBL34 START | 35.74 |
| HIERARCH ESO ISS PBL34 END | 35.787 |
| HIERARCH ESO ISS PBLA34 START | 336.398 |
| HIERARCH ESO ISS PBLA34 END | 336.669 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.005403 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.005014 |
| HIERARCH ESO ISS AMBI TEMP | 17.02 |
| HIERARCH ESO ISS AMBI FWHM START | 0.62 |
| HIERARCH ESO ISS AMBI FWHM END | 0.73 |
| HIERARCH ESO FT ROBJ NAME | WDSJ15479-6527A |
| HIERARCH ESO FT ROBJ ALPHA | 154753.1349 |
| HIERARCH ESO FT ROBJ DELTA | -652633.0091 |