Exposure
- ID
- GRAVI.2021-11-18T01:12:26.481_2
- Header ID
- GRAVI.2021-11-18T01:12:26.481
- Date updated
- 2021-11-18 01:21:03 UTC+0000
- Release date
- 2022-11-18 01:21:03 UTC+0000
- UTC Start
- 2021-11-18 01:12:26.481
- UTC End
- 2021-11-18 01:14:50.481
- MJD Start
- 59536.05030649
- MJD End
- 59536.0519731567
- Exposure time (s)
- 144.0
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.005126
- Ambient temperature (°C)
- 11.89
- Seeing (arcsec)
- 0.635
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 | 78.7640 | 78.5640 | 154.3000 | 155.0000 |
| A0-J2 | 95.8740 | 95.1850 | 130.1000 | 130.8000 |
| A0-K0 | 86.1820 | 85.2090 | 100.1330 | 100.6290 |
| G1-J2 | 40.2520 | 39.8240 | 76.8000 | 77.0000 |
| G1-K0 | 75.3930 | 75.0410 | 42.2540 | 42.3360 |
| J2-K0 | 47.9940 | 47.9740 | 13.8720 | 14.1520 |
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 | 59536.05030649 |
| 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 | 78.764 |
| HIERARCH ESO ISS PBL12 END | 78.564 |
| HIERARCH ESO ISS PBLA12 START | 154.3 |
| HIERARCH ESO ISS PBLA12 END | 155.0 |
| HIERARCH ESO ISS PBL13 START | 95.874 |
| HIERARCH ESO ISS PBL13 END | 95.185 |
| HIERARCH ESO ISS PBLA13 START | 130.1 |
| HIERARCH ESO ISS PBLA13 END | 130.8 |
| HIERARCH ESO ISS PBL14 START | 86.182 |
| HIERARCH ESO ISS PBL14 END | 85.209 |
| HIERARCH ESO ISS PBLA14 START | 100.133 |
| HIERARCH ESO ISS PBLA14 END | 100.629 |
| HIERARCH ESO ISS PBL23 START | 40.252 |
| HIERARCH ESO ISS PBL23 END | 39.824 |
| HIERARCH ESO ISS PBLA23 START | 76.8 |
| HIERARCH ESO ISS PBLA23 END | 77.0 |
| HIERARCH ESO ISS PBL24 START | 75.393 |
| HIERARCH ESO ISS PBL24 END | 75.041 |
| HIERARCH ESO ISS PBLA24 START | 42.254 |
| HIERARCH ESO ISS PBLA24 END | 42.336 |
| HIERARCH ESO ISS PBL34 START | 47.994 |
| HIERARCH ESO ISS PBL34 END | 47.974 |
| HIERARCH ESO ISS PBLA34 START | 13.872 |
| HIERARCH ESO ISS PBLA34 END | 14.152 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.004743 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.005509 |
| HIERARCH ESO ISS AMBI TEMP | 11.89 |
| HIERARCH ESO ISS AMBI FWHM START | 0.64 |
| HIERARCH ESO ISS AMBI FWHM END | 0.63 |
| HIERARCH ESO FT ROBJ NAME | WDS_J20452-3120B |
| HIERARCH ESO FT ROBJ ALPHA | 204151.1585 |
| HIERARCH ESO FT ROBJ DELTA | -322606.8280 |