Exposure
- ID
- GRAVI.2024-02-27T06:40:19.102_2
- Header ID
- GRAVI.2024-02-27T06:40:19.102
- Date updated
- 2024-09-13 04:55:32 UTC+0000
- Release date
- 2024-02-27 06:40:19 UTC+0000
- UTC Start
- 2024-02-27 06:40:19.102
- UTC End
- 2024-02-27 06:42:59.102
- MJD Start
- 60367.27799887
- MJD End
- 60367.279850721854
- Exposure time (s)
- 160.0
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.007155
- Ambient temperature (°C)
- 14.78
- Seeing (arcsec)
- 0.585
Observation
- ID
- 58527
- Category
- calibrator
- Program ID
- 112.25BY.001
- 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
- U1 U2 U3 U4
Projected baselines
| Baseline | Length start | Length end | Angle start | Angle end |
|---|---|---|---|---|
| U1-U2 | 48.8380 | 48.8410 | 358.9000 | 359.5000 |
| U1-U3 | 92.2640 | 92.2430 | 3.9000 | 4.5000 |
| U1-U4 | 129.8500 | 129.8260 | 22.6710 | 23.4580 |
| U2-U3 | 43.8220 | 43.8040 | 9.5000 | 10.2000 |
| U2-U4 | 87.4170 | 87.4880 | 35.6990 | 36.5760 |
| U3-U4 | 51.8590 | 52.0500 | 57.6260 | 58.5700 |
Header: used keywords
| Key | Value |
|---|---|
| HIERARCH ESO OBS PROG ID | 112.25BY.001 |
| HIERARCH ESO DPR CATG | CALIB |
| HIERARCH ESO DPR TYPE | STD,DUAL |
| MJD-OBS | 60367.27799887 |
| HIERARCH ESO DPR TECH | INTERFEROMETRY,WOLLASTON |
| HIERARCH ESO OBS TARG NAME | WDSJ15479-6527A |
| HIERARCH ESO INS SOBJ NAME | WDSJ15479-6527B |
| RA | 236.963896 |
| DEC | -65.44782 |
| HIERARCH ESO INS SPEC RES | MEDIUM |
| HIERARCH ESO INS POLA MODE | SPLIT |
| HIERARCH ESO ISS CONF NTEL | 4 |
| HIERARCH ESO ISS CONF STATION1 | U1 |
| HIERARCH ESO ISS CONF STATION2 | U2 |
| HIERARCH ESO ISS CONF STATION3 | U3 |
| HIERARCH ESO ISS CONF STATION4 | U4 |
| EXPTIME | 216.0 |
| HIERARCH ESO DET2 SEQ1 DIT | 1.0 |
| HIERARCH ESO DET2 NDIT | 160 |
| HIERARCH ESO ISS PBL12 START | 48.838 |
| HIERARCH ESO ISS PBL12 END | 48.841 |
| HIERARCH ESO ISS PBLA12 START | 358.9 |
| HIERARCH ESO ISS PBLA12 END | 359.5 |
| HIERARCH ESO ISS PBL13 START | 92.264 |
| HIERARCH ESO ISS PBL13 END | 92.243 |
| HIERARCH ESO ISS PBLA13 START | 3.9 |
| HIERARCH ESO ISS PBLA13 END | 4.5 |
| HIERARCH ESO ISS PBL14 START | 129.85 |
| HIERARCH ESO ISS PBL14 END | 129.826 |
| HIERARCH ESO ISS PBLA14 START | 22.671 |
| HIERARCH ESO ISS PBLA14 END | 23.458 |
| HIERARCH ESO ISS PBL23 START | 43.822 |
| HIERARCH ESO ISS PBL23 END | 43.804 |
| HIERARCH ESO ISS PBLA23 START | 9.5 |
| HIERARCH ESO ISS PBLA23 END | 10.2 |
| HIERARCH ESO ISS PBL24 START | 87.417 |
| HIERARCH ESO ISS PBL24 END | 87.488 |
| HIERARCH ESO ISS PBLA24 START | 35.699 |
| HIERARCH ESO ISS PBLA24 END | 36.576 |
| HIERARCH ESO ISS PBL34 START | 51.859 |
| HIERARCH ESO ISS PBL34 END | 52.05 |
| HIERARCH ESO ISS PBLA34 START | 57.626 |
| HIERARCH ESO ISS PBLA34 END | 58.57 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.006733 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.007577 |
| HIERARCH ESO ISS AMBI TEMP | 14.78 |
| HIERARCH ESO ISS AMBI FWHM START | 0.57 |
| HIERARCH ESO ISS AMBI FWHM END | 0.6 |
| HIERARCH ESO FT ROBJ NAME | WDSJ15479-6527A |
| HIERARCH ESO FT ROBJ ALPHA | 154753.056 |
| HIERARCH ESO FT ROBJ DELTA | -652632.308 |