Exposure
- ID
- GRAVI.2021-10-06T03:17:02.981_2
- Header ID
- GRAVI.2021-10-06T03:17:02.981
- Date updated
- 2021-10-06 03:26:31 UTC+0000
- Release date
- 2022-10-06 03:26:31 UTC+0000
- UTC Start
- 2021-10-06 03:17:02.981
- UTC End
- 2021-10-06 03:19:26.981
- MJD Start
- 59493.13684006
- MJD End
- 59493.1385067267
- Exposure time (s)
- 144.0
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.0057255
- Ambient temperature (°C)
- 13.92
- Seeing (arcsec)
- 0.32
Observation
- ID
- 48445
- Category
- science
- Program ID
- 108.22F1.001
- Program Title
- ASTROMETRIC DETECTION OF PLANETS AROUND M-DWARFS WITH GRAVITY (PART II)
- Program Type
- GTO
- PI / COI
- EISENHAUER/ BOURDAROT/ PFUHL/ GILLESSEN/ LACOUR/ PERRIN/ KERVELLA/ BRANDNER/ GARCIA/ STRAUBMEIER/ WIDMANN/ ROUSSELET-PERRAUT/ STURM
Target
- ID
- 36324
- Name
- WDS_J20452-3120B
- RA
- 310.463160833333
- DEC
- -32.4352298888889
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 | 82.2350 | 82.0060 | 144.2000 | 144.8000 |
| A0-J2 | 106.6500 | 105.9930 | 119.8000 | 120.4000 |
| A0-K0 | 100.4100 | 99.5850 | 93.1330 | 93.5360 |
| G1-J2 | 46.3940 | 46.0430 | 73.0000 | 73.2000 |
| G1-K0 | 80.3770 | 80.0960 | 40.4340 | 40.5750 |
| J2-K0 | 48.2310 | 48.2200 | 9.2630 | 9.5610 |
Header: used keywords
| Key | Value |
|---|---|
| HIERARCH ESO OBS PROG ID | 108.22F1.001 |
| HIERARCH ESO DPR CATG | SCIENCE |
| HIERARCH ESO DPR TYPE | OBJECT,DUAL |
| MJD-OBS | 59493.13684006 |
| HIERARCH ESO DPR TECH | INTERFEROMETRY,WOLLASTON |
| HIERARCH ESO OBS TARG NAME | ATMic |
| HIERARCH ESO INS SOBJ NAME | WDS_J20452-3120C |
| RA | 310.462305 |
| DEC | -32.43713 |
| 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 | 82.235 |
| HIERARCH ESO ISS PBL12 END | 82.006 |
| HIERARCH ESO ISS PBLA12 START | 144.2 |
| HIERARCH ESO ISS PBLA12 END | 144.8 |
| HIERARCH ESO ISS PBL13 START | 106.65 |
| HIERARCH ESO ISS PBL13 END | 105.993 |
| HIERARCH ESO ISS PBLA13 START | 119.8 |
| HIERARCH ESO ISS PBLA13 END | 120.4 |
| HIERARCH ESO ISS PBL14 START | 100.41 |
| HIERARCH ESO ISS PBL14 END | 99.585 |
| HIERARCH ESO ISS PBLA14 START | 93.133 |
| HIERARCH ESO ISS PBLA14 END | 93.536 |
| HIERARCH ESO ISS PBL23 START | 46.394 |
| HIERARCH ESO ISS PBL23 END | 46.043 |
| HIERARCH ESO ISS PBLA23 START | 73.0 |
| HIERARCH ESO ISS PBLA23 END | 73.2 |
| HIERARCH ESO ISS PBL24 START | 80.377 |
| HIERARCH ESO ISS PBL24 END | 80.096 |
| HIERARCH ESO ISS PBLA24 START | 40.434 |
| HIERARCH ESO ISS PBLA24 END | 40.575 |
| HIERARCH ESO ISS PBL34 START | 48.231 |
| HIERARCH ESO ISS PBL34 END | 48.22 |
| HIERARCH ESO ISS PBLA34 START | 9.263 |
| HIERARCH ESO ISS PBLA34 END | 9.561 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.005866 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.005585 |
| HIERARCH ESO ISS AMBI TEMP | 13.92 |
| HIERARCH ESO ISS AMBI FWHM START | 0.32 |
| HIERARCH ESO ISS AMBI FWHM END | 0.32 |
| HIERARCH ESO FT ROBJ NAME | WDS_J20452-3120B |
| HIERARCH ESO FT ROBJ ALPHA | 204151.1586 |
| HIERARCH ESO FT ROBJ DELTA | -322606.8276 |