Exposure
- ID
- GRAVI.2023-06-29T00:21:48.850_2
- Header ID
- GRAVI.2023-06-29T00:21:48.850
- Date updated
- 2023-06-29 00:31:04 UTC+0000
- Release date
- 2023-06-29 00:21:48 UTC+0000
- UTC Start
- 2023-06-29 00:21:48.850
- UTC End
- 2023-06-29 00:23:18.850
- MJD Start
- 60124.01514873
- MJD End
- 60124.0161903967
- Exposure time (s)
- 90.0
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.002577
- Ambient temperature (°C)
- 15.35
- Seeing (arcsec)
- 0.84
Observation
- ID
- 54183
- Category
- calibrator
- Program ID
- 106.217D.005
- Program Title
- HIGH PRECISION GRAVITY ASTROMETRY OF THREE STELLAR CONJUNCTIONS OF ALPHA CENTAURI A & B
- Program Type
- Monitoring
- PI / COI
- KERVELLA/ MÉRAND/ LACOUR/ FORVEILLE/ ARENOU/ THEVENIN/ BRANDNER/ STRAUBMEIER/ GARCIA/ WOILLEZ/ EISENHAUER/ PAUMARD/ PERRIN/ ROUSSELET-PERRAUT
Target
- ID
- 37814
- Name
- WDSJ15479-6527A
- RA
- 236.971066666667
- DEC
- -65.4423077777778
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 | 80.5740 | 80.7090 | 87.5000 | 88.0000 |
| A0-J2 | 126.2980 | 126.3820 | 68.5000 | 69.0000 |
| A0-K0 | 127.8280 | 127.8110 | 52.6630 | 53.0740 |
| G1-J2 | 56.5630 | 56.5330 | 40.9000 | 41.3000 |
| G1-K0 | 77.0210 | 76.9780 | 15.9310 | 16.2360 |
| J2-K0 | 35.1260 | 35.1760 | 333.0800 | 333.3360 |
Header: used keywords
| Key | Value |
|---|---|
| HIERARCH ESO OBS PROG ID | 106.217D.005 |
| HIERARCH ESO DPR CATG | CALIB |
| HIERARCH ESO DPR TYPE | STD,DUAL |
| MJD-OBS | 60124.01514873 |
| HIERARCH ESO DPR TECH | INTERFEROMETRY,WOLLASTON |
| HIERARCH ESO OBS TARG NAME | WDSJ15479-6527A |
| HIERARCH ESO INS SOBJ NAME | WDSJ15479-6527B |
| RA | 236.965653 |
| 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 | G1 |
| HIERARCH ESO ISS CONF STATION3 | J2 |
| HIERARCH ESO ISS CONF STATION4 | K0 |
| EXPTIME | 111.0 |
| HIERARCH ESO DET2 SEQ1 DIT | 3.0 |
| HIERARCH ESO DET2 NDIT | 30 |
| HIERARCH ESO ISS PBL12 START | 80.574 |
| HIERARCH ESO ISS PBL12 END | 80.709 |
| HIERARCH ESO ISS PBLA12 START | 87.5 |
| HIERARCH ESO ISS PBLA12 END | 88.0 |
| HIERARCH ESO ISS PBL13 START | 126.298 |
| HIERARCH ESO ISS PBL13 END | 126.382 |
| HIERARCH ESO ISS PBLA13 START | 68.5 |
| HIERARCH ESO ISS PBLA13 END | 69.0 |
| HIERARCH ESO ISS PBL14 START | 127.828 |
| HIERARCH ESO ISS PBL14 END | 127.811 |
| HIERARCH ESO ISS PBLA14 START | 52.663 |
| HIERARCH ESO ISS PBLA14 END | 53.074 |
| HIERARCH ESO ISS PBL23 START | 56.563 |
| HIERARCH ESO ISS PBL23 END | 56.533 |
| HIERARCH ESO ISS PBLA23 START | 40.9 |
| HIERARCH ESO ISS PBLA23 END | 41.3 |
| HIERARCH ESO ISS PBL24 START | 77.021 |
| HIERARCH ESO ISS PBL24 END | 76.978 |
| HIERARCH ESO ISS PBLA24 START | 15.931 |
| HIERARCH ESO ISS PBLA24 END | 16.236 |
| HIERARCH ESO ISS PBL34 START | 35.126 |
| HIERARCH ESO ISS PBL34 END | 35.176 |
| HIERARCH ESO ISS PBLA34 START | 333.08 |
| HIERARCH ESO ISS PBLA34 END | 333.336 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.002839 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.002315 |
| HIERARCH ESO ISS AMBI TEMP | 15.35 |
| HIERARCH ESO ISS AMBI FWHM START | 0.83 |
| HIERARCH ESO ISS AMBI FWHM END | 0.85 |
| HIERARCH ESO FT ROBJ NAME | WDSJ15479-6527A |
| HIERARCH ESO FT ROBJ ALPHA | 154753.056 |
| HIERARCH ESO FT ROBJ DELTA | -652632.308 |