Exposure
- ID
- GRAVI.2021-11-18T01:26:26.516_2
- Header ID
- GRAVI.2021-11-18T01:26:26.516
- Date updated
- 2021-11-18 01:40:53 UTC+0000
- Release date
- 2022-11-18 01:40:53 UTC+0000
- UTC Start
- 2021-11-18 01:26:26.516
- UTC End
- 2021-11-18 01:28:50.516
- MJD Start
- 59536.06002912
- MJD End
- 59536.0616957867
- Exposure time (s)
- 144.0
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.0054185
- Ambient temperature (°C)
- 11.95
- Seeing (arcsec)
- 0.565
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 | 77.8120 | 77.6330 | 157.7000 | 158.4000 |
| A0-J2 | 92.4800 | 91.8090 | 133.8000 | 134.6000 |
| A0-K0 | 81.2890 | 80.2890 | 102.6830 | 103.2210 |
| G1-J2 | 38.0840 | 37.6360 | 77.9000 | 78.2000 |
| G1-K0 | 73.6060 | 73.2350 | 42.6250 | 42.6870 |
| J2-K0 | 47.8870 | 47.8630 | 15.2520 | 15.5250 |
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 | 59536.06002912 |
| 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 | 77.812 |
| HIERARCH ESO ISS PBL12 END | 77.633 |
| HIERARCH ESO ISS PBLA12 START | 157.7 |
| HIERARCH ESO ISS PBLA12 END | 158.4 |
| HIERARCH ESO ISS PBL13 START | 92.48 |
| HIERARCH ESO ISS PBL13 END | 91.809 |
| HIERARCH ESO ISS PBLA13 START | 133.8 |
| HIERARCH ESO ISS PBLA13 END | 134.6 |
| HIERARCH ESO ISS PBL14 START | 81.289 |
| HIERARCH ESO ISS PBL14 END | 80.289 |
| HIERARCH ESO ISS PBLA14 START | 102.683 |
| HIERARCH ESO ISS PBLA14 END | 103.221 |
| HIERARCH ESO ISS PBL23 START | 38.084 |
| HIERARCH ESO ISS PBL23 END | 37.636 |
| HIERARCH ESO ISS PBLA23 START | 77.9 |
| HIERARCH ESO ISS PBLA23 END | 78.2 |
| HIERARCH ESO ISS PBL24 START | 73.606 |
| HIERARCH ESO ISS PBL24 END | 73.235 |
| HIERARCH ESO ISS PBLA24 START | 42.625 |
| HIERARCH ESO ISS PBLA24 END | 42.687 |
| HIERARCH ESO ISS PBL34 START | 47.887 |
| HIERARCH ESO ISS PBL34 END | 47.863 |
| HIERARCH ESO ISS PBLA34 START | 15.252 |
| HIERARCH ESO ISS PBLA34 END | 15.525 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.005901 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.004936 |
| HIERARCH ESO ISS AMBI TEMP | 11.95 |
| HIERARCH ESO ISS AMBI FWHM START | 0.57 |
| HIERARCH ESO ISS AMBI FWHM END | 0.56 |
| HIERARCH ESO FT ROBJ NAME | WDS_J20452-3120B |
| HIERARCH ESO FT ROBJ ALPHA | 204151.1585 |
| HIERARCH ESO FT ROBJ DELTA | -322606.8280 |