Exposure
- ID
- GRAVI.2021-12-27T05:49:18.233_1
- Header ID
- GRAVI.2021-12-27T05:49:18.233
- Date updated
- 2021-12-27 06:01:12 UTC+0000
- Release date
- 2022-12-27 06:01:11 UTC+0000
- UTC Start
- 2021-12-27 05:49:18.233
- UTC End
- 2021-12-27 05:53:18.233
- MJD Start
- 59575.24257214
- MJD End
- 59575.2453499178
- Exposure time (s)
- 240.0
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.0133385
- Ambient temperature (°C)
- 13.98
- Seeing (arcsec)
- 0.355
Observation
- ID
- 49078
- Category
- science
- Program ID
- 108.22EZ.003
- 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
- 36718
- Name
- TWA22
- RA
- 154.356881
- DEC
- -53.90738
Instrument
Projected baselines
| Baseline | Length start | Length end | Angle start | Angle end |
|---|---|---|---|---|
| A0-G1 | 72.8410 | 73.4160 | 80.1000 | 81.0000 |
| A0-J2 | 117.4350 | 117.9250 | 56.7000 | 57.7000 |
| A0-K0 | 125.6530 | 125.8180 | 38.8650 | 39.8190 |
| G1-J2 | 58.2260 | 58.2260 | 27.0000 | 27.8000 |
| G1-K0 | 85.5600 | 85.5320 | 4.7620 | 5.4090 |
| J2-K0 | 38.5610 | 38.7210 | 329.9500 | 330.3970 |
Header: used keywords
| Key | Value |
|---|---|
| HIERARCH ESO OBS PROG ID | 108.22EZ.003 |
| HIERARCH ESO DPR CATG | SCIENCE |
| HIERARCH ESO DPR TYPE | OBJECT,SINGLE |
| MJD-OBS | 59575.24257214 |
| HIERARCH ESO DPR TECH | INTERFEROMETRY,WOLLASTON |
| HIERARCH ESO OBS TARG NAME | TWA 22 |
| HIERARCH ESO INS SOBJ NAME | TWA22 |
| RA | 154.356881 |
| DEC | -53.90738 |
| 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 | 256.0 |
| HIERARCH ESO DET2 SEQ1 DIT | 30.0 |
| HIERARCH ESO DET2 NDIT | 8 |
| HIERARCH ESO ISS PBL12 START | 72.841 |
| HIERARCH ESO ISS PBL12 END | 73.416 |
| HIERARCH ESO ISS PBLA12 START | 80.1 |
| HIERARCH ESO ISS PBLA12 END | 81.0 |
| HIERARCH ESO ISS PBL13 START | 117.435 |
| HIERARCH ESO ISS PBL13 END | 117.925 |
| HIERARCH ESO ISS PBLA13 START | 56.7 |
| HIERARCH ESO ISS PBLA13 END | 57.7 |
| HIERARCH ESO ISS PBL14 START | 125.653 |
| HIERARCH ESO ISS PBL14 END | 125.818 |
| HIERARCH ESO ISS PBLA14 START | 38.865 |
| HIERARCH ESO ISS PBLA14 END | 39.819 |
| HIERARCH ESO ISS PBL23 START | 58.226 |
| HIERARCH ESO ISS PBL23 END | 58.226 |
| HIERARCH ESO ISS PBLA23 START | 27.0 |
| HIERARCH ESO ISS PBLA23 END | 27.8 |
| HIERARCH ESO ISS PBL24 START | 85.56 |
| HIERARCH ESO ISS PBL24 END | 85.532 |
| HIERARCH ESO ISS PBLA24 START | 4.762 |
| HIERARCH ESO ISS PBLA24 END | 5.409 |
| HIERARCH ESO ISS PBL34 START | 38.561 |
| HIERARCH ESO ISS PBL34 END | 38.721 |
| HIERARCH ESO ISS PBLA34 START | 329.95 |
| HIERARCH ESO ISS PBLA34 END | 330.397 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.013383 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.013294 |
| HIERARCH ESO ISS AMBI TEMP | 13.98 |
| HIERARCH ESO ISS AMBI FWHM START | 0.36 |
| HIERARCH ESO ISS AMBI FWHM END | 0.35 |