Exposure
- ID
- GRAVI.2024-07-04T01:39:18.708_2
- Header ID
- GRAVI.2024-07-04T01:39:18.708
- Date updated
- 2024-07-04 01:50:41 UTC+0000
- Release date
- 2024-07-04 01:39:18 UTC+0000
- UTC Start
- 2024-07-04 01:39:18.708
- UTC End
- 2024-07-04 01:40:54.708
- MJD Start
- 60495.06896653
- MJD End
- 60495.07007764111
- Exposure time (s)
- 96.0
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.006595500000000001
- Ambient temperature (°C)
- 15.77
- Seeing (arcsec)
- 0.565
Observation
- ID
- 59885
- Category
- calibrator
- Program ID
- 113.267X.001
- Program Title
- GRAVITY ASTROMETRY OF STELLAR CONJUNCTIONS OF ALPHA CENTAURI FOR STELLAR PHYSICS AND EXOPLANETS
- Program Type
- Normal
- PI / COI
- KERVELLA / MÉRAND / LACOUR / FORVEILLE / ARENOU / THEVENIN / BOURDAROT / 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 | 86.6030 | 86.6890 | 109.8000 | 110.2000 |
| A0-J2 | 129.1510 | 129.1670 | 91.6000 | 92.1000 |
| A0-K0 | 125.1510 | 125.0600 | 74.9370 | 75.3670 |
| G1-J2 | 54.0620 | 53.9950 | 61.7000 | 62.1000 |
| G1-K0 | 73.2900 | 73.1890 | 32.4850 | 32.8030 |
| J2-K0 | 37.1290 | 37.1540 | 347.1730 | 347.4480 |
Header: used keywords
| Key | Value |
|---|---|
| HIERARCH ESO OBS PROG ID | 113.267X.001 |
| HIERARCH ESO DPR CATG | CALIB |
| HIERARCH ESO DPR TYPE | STD,DUAL |
| MJD-OBS | 60495.06896653 |
| HIERARCH ESO DPR TECH | INTERFEROMETRY,WOLLASTON |
| HIERARCH ESO OBS TARG NAME | WDSJ15479-6527A |
| HIERARCH ESO INS SOBJ NAME | WDSJ15479-6527B |
| RA | 236.965636 |
| 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 | 86.603 |
| HIERARCH ESO ISS PBL12 END | 86.689 |
| HIERARCH ESO ISS PBLA12 START | 109.8 |
| HIERARCH ESO ISS PBLA12 END | 110.2 |
| HIERARCH ESO ISS PBL13 START | 129.151 |
| HIERARCH ESO ISS PBL13 END | 129.167 |
| HIERARCH ESO ISS PBLA13 START | 91.6 |
| HIERARCH ESO ISS PBLA13 END | 92.1 |
| HIERARCH ESO ISS PBL14 START | 125.151 |
| HIERARCH ESO ISS PBL14 END | 125.06 |
| HIERARCH ESO ISS PBLA14 START | 74.937 |
| HIERARCH ESO ISS PBLA14 END | 75.367 |
| HIERARCH ESO ISS PBL23 START | 54.062 |
| HIERARCH ESO ISS PBL23 END | 53.995 |
| HIERARCH ESO ISS PBLA23 START | 61.7 |
| HIERARCH ESO ISS PBLA23 END | 62.1 |
| HIERARCH ESO ISS PBL24 START | 73.29 |
| HIERARCH ESO ISS PBL24 END | 73.189 |
| HIERARCH ESO ISS PBLA24 START | 32.485 |
| HIERARCH ESO ISS PBLA24 END | 32.803 |
| HIERARCH ESO ISS PBL34 START | 37.129 |
| HIERARCH ESO ISS PBL34 END | 37.154 |
| HIERARCH ESO ISS PBLA34 START | 347.173 |
| HIERARCH ESO ISS PBLA34 END | 347.448 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.006681 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.00651 |
| HIERARCH ESO ISS AMBI TEMP | 15.77 |
| HIERARCH ESO ISS AMBI FWHM START | 0.54 |
| HIERARCH ESO ISS AMBI FWHM END | 0.59 |
| HIERARCH ESO FT ROBJ NAME | WDSJ15479-6527A |
| HIERARCH ESO FT ROBJ ALPHA | 154753.056 |
| HIERARCH ESO FT ROBJ DELTA | -652632.308 |