Exposure
- ID
- GRAVI.2021-11-18T01:45:47.565_2
- Header ID
- GRAVI.2021-11-18T01:45:47.565
- Date updated
- 2021-11-18 02:00:53 UTC+0000
- Release date
- 2022-11-18 02:00:53 UTC+0000
- UTC Start
- 2021-11-18 01:45:47.565
- UTC End
- 2021-11-18 01:48:11.565
- MJD Start
- 59536.07346719
- MJD End
- 59536.0751338567
- Exposure time (s)
- 144.0
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.006875
- Ambient temperature (°C)
- 11.72
- Seeing (arcsec)
- 0.52
Observation
- ID
- 48908
- Category
- science
- Program ID
- 108.22EZ.002
- Program Title
- ASTROMETRIC DETECTION OF PLANETS AROUND M-DWARFS WITH GRAVITY
- Program Type
- GTO
- PI / COI
- EISENHAUER/ BOURDAROT/ PFUHL/ GILLESSEN/ LACOUR/ PERRIN/ KERVELLA/ BRANDNER/ GARCIA/ STRAUBMEIER/ WIDMANN/ ROUSSELET-PERRAUT/ STURM
Target
- ID
- 36616
- Name
- WDS_J20452-3120B
- RA
- 310.463160416667
- DEC
- -32.43523
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 | 76.6700 | 76.5230 | 162.7000 | 163.4000 |
| A0-J2 | 87.9340 | 87.2940 | 139.5000 | 140.4000 |
| A0-K0 | 74.2540 | 73.2070 | 106.6390 | 107.2670 |
| G1-J2 | 34.9000 | 34.4180 | 79.5000 | 79.8000 |
| G1-K0 | 70.9590 | 70.5570 | 42.9610 | 42.9910 |
| J2-K0 | 47.7060 | 47.6760 | 17.1060 | 17.3710 |
Header: used keywords
| Key | Value |
|---|---|
| HIERARCH ESO OBS PROG ID | 108.22EZ.002 |
| HIERARCH ESO DPR CATG | SCIENCE |
| HIERARCH ESO DPR TYPE | OBJECT,DUAL |
| MJD-OBS | 59536.07346719 |
| HIERARCH ESO DPR TECH | INTERFEROMETRY,WOLLASTON |
| HIERARCH ESO OBS TARG NAME | ATMic |
| HIERARCH ESO INS SOBJ NAME | WDS_J20452-3120C |
| RA | 310.462314 |
| DEC | -32.43714 |
| 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 | 170.0 |
| HIERARCH ESO DET2 SEQ1 DIT | 3.0 |
| HIERARCH ESO DET2 NDIT | 48 |
| HIERARCH ESO ISS PBL12 START | 76.67 |
| HIERARCH ESO ISS PBL12 END | 76.523 |
| HIERARCH ESO ISS PBLA12 START | 162.7 |
| HIERARCH ESO ISS PBLA12 END | 163.4 |
| HIERARCH ESO ISS PBL13 START | 87.934 |
| HIERARCH ESO ISS PBL13 END | 87.294 |
| HIERARCH ESO ISS PBLA13 START | 139.5 |
| HIERARCH ESO ISS PBLA13 END | 140.4 |
| HIERARCH ESO ISS PBL14 START | 74.254 |
| HIERARCH ESO ISS PBL14 END | 73.207 |
| HIERARCH ESO ISS PBLA14 START | 106.639 |
| HIERARCH ESO ISS PBLA14 END | 107.267 |
| HIERARCH ESO ISS PBL23 START | 34.9 |
| HIERARCH ESO ISS PBL23 END | 34.418 |
| HIERARCH ESO ISS PBLA23 START | 79.5 |
| HIERARCH ESO ISS PBLA23 END | 79.8 |
| HIERARCH ESO ISS PBL24 START | 70.959 |
| HIERARCH ESO ISS PBL24 END | 70.557 |
| HIERARCH ESO ISS PBLA24 START | 42.961 |
| HIERARCH ESO ISS PBLA24 END | 42.991 |
| HIERARCH ESO ISS PBL34 START | 47.706 |
| HIERARCH ESO ISS PBL34 END | 47.676 |
| HIERARCH ESO ISS PBLA34 START | 17.106 |
| HIERARCH ESO ISS PBLA34 END | 17.371 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.00772 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.00603 |
| HIERARCH ESO ISS AMBI TEMP | 11.72 |
| HIERARCH ESO ISS AMBI FWHM START | 0.52 |
| HIERARCH ESO ISS AMBI FWHM END | 0.52 |
| HIERARCH ESO FT ROBJ NAME | WDS_J20452-3120B |
| HIERARCH ESO FT ROBJ ALPHA | 204151.1585 |
| HIERARCH ESO FT ROBJ DELTA | -322606.8280 |