Exposure
- ID
- GRAVI.2024-03-18T06:09:13.702_2
- Header ID
- GRAVI.2024-03-18T06:09:13.702
- Date updated
- 2024-09-13 04:55:54 UTC+0000
- Release date
- 2024-03-18 06:09:13 UTC+0000
- UTC Start
- 2024-03-18 06:09:13.702
- UTC End
- 2024-03-18 06:10:49.702
- MJD Start
- 60387.25640859
- MJD End
- 60387.25751970111
- Exposure time (s)
- 96.0
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.0054870000000000006
- Ambient temperature (°C)
- 15.59
- Seeing (arcsec)
- 1.0
Observation
- ID
- 58631
- 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 G1 J2 K0
Projected baselines
| Baseline | Length start | Length end | Angle start | Angle end |
|---|---|---|---|---|
| A0-G1 | 76.1700 | 76.3350 | 74.6000 | 75.0000 |
| A0-J2 | 123.4290 | 123.5390 | 55.4000 | 55.8000 |
| A0-K0 | 127.9480 | 127.9540 | 40.2440 | 40.6880 |
| G1-J2 | 57.2590 | 57.2410 | 29.4000 | 29.8000 |
| G1-K0 | 77.9350 | 77.9150 | 6.8140 | 7.1370 |
| J2-K0 | 33.3820 | 33.4520 | 325.5260 | 325.7920 |
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 | 60387.25640859 |
| HIERARCH ESO DPR TECH | INTERFEROMETRY,WOLLASTON |
| HIERARCH ESO OBS TARG NAME | WDSJ15479-6527A |
| HIERARCH ESO INS SOBJ NAME | WDSJ15479-6527B |
| RA | 236.965648 |
| 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 | 76.17 |
| HIERARCH ESO ISS PBL12 END | 76.335 |
| HIERARCH ESO ISS PBLA12 START | 74.6 |
| HIERARCH ESO ISS PBLA12 END | 75.0 |
| HIERARCH ESO ISS PBL13 START | 123.429 |
| HIERARCH ESO ISS PBL13 END | 123.539 |
| HIERARCH ESO ISS PBLA13 START | 55.4 |
| HIERARCH ESO ISS PBLA13 END | 55.8 |
| HIERARCH ESO ISS PBL14 START | 127.948 |
| HIERARCH ESO ISS PBL14 END | 127.954 |
| HIERARCH ESO ISS PBLA14 START | 40.244 |
| HIERARCH ESO ISS PBLA14 END | 40.688 |
| HIERARCH ESO ISS PBL23 START | 57.259 |
| HIERARCH ESO ISS PBL23 END | 57.241 |
| HIERARCH ESO ISS PBLA23 START | 29.4 |
| HIERARCH ESO ISS PBLA23 END | 29.8 |
| HIERARCH ESO ISS PBL24 START | 77.935 |
| HIERARCH ESO ISS PBL24 END | 77.915 |
| HIERARCH ESO ISS PBLA24 START | 6.814 |
| HIERARCH ESO ISS PBLA24 END | 7.137 |
| HIERARCH ESO ISS PBL34 START | 33.382 |
| HIERARCH ESO ISS PBL34 END | 33.452 |
| HIERARCH ESO ISS PBLA34 START | 325.526 |
| HIERARCH ESO ISS PBLA34 END | 325.792 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.006367 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.004607 |
| HIERARCH ESO ISS AMBI TEMP | 15.59 |
| HIERARCH ESO ISS AMBI FWHM START | 0.86 |
| HIERARCH ESO ISS AMBI FWHM END | 1.14 |
| HIERARCH ESO FT ROBJ NAME | WDSJ15479-6527A |
| HIERARCH ESO FT ROBJ ALPHA | 154753.056 |
| HIERARCH ESO FT ROBJ DELTA | -652632.308 |