Exposure
- ID
- GRAVI.2021-12-27T00:49:17.477_2
- Header ID
- GRAVI.2021-12-27T00:49:17.477
- Date updated
- 2021-12-27 03:40:38 UTC+0000
- Release date
- 2022-12-27 03:40:38 UTC+0000
- UTC Start
- 2021-12-27 00:49:17.477
- UTC End
- 2021-12-27 00:53:17.477
- MJD Start
- 59575.03423006
- MJD End
- 59575.0370078378
- Exposure time (s)
- 240.0
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.0189655
- Ambient temperature (°C)
- 14.44
- Seeing (arcsec)
- 0.625
Observation
- ID
- 49069
- 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
- 35962
- Name
- HD142A
- RA
- 1.57989583333333
- DEC
- -49.0751891666667
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 | 89.5950 | 89.4940 | 141.1000 | 141.9000 |
| A0-J2 | 120.5350 | 120.0420 | 121.1000 | 122.1000 |
| A0-K0 | 109.7870 | 108.9850 | 99.3880 | 100.2670 |
| G1-J2 | 47.4190 | 47.0070 | 81.1000 | 81.8000 |
| G1-K0 | 73.3740 | 72.9100 | 45.1330 | 45.5810 |
| J2-K0 | 44.7200 | 44.6910 | 6.6190 | 7.1270 |
Header: used keywords
| Key | Value |
|---|---|
| HIERARCH ESO OBS PROG ID | 108.22EZ.003 |
| HIERARCH ESO DPR CATG | SCIENCE |
| HIERARCH ESO DPR TYPE | OBJECT,DUAL |
| MJD-OBS | 59575.03423006 |
| HIERARCH ESO DPR TECH | INTERFEROMETRY,WOLLASTON |
| HIERARCH ESO OBS TARG NAME | HD 142 |
| HIERARCH ESO INS SOBJ NAME | HD142B |
| RA | 1.580698 |
| DEC | -49.0759 |
| 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 | 89.595 |
| HIERARCH ESO ISS PBL12 END | 89.494 |
| HIERARCH ESO ISS PBLA12 START | 141.1 |
| HIERARCH ESO ISS PBLA12 END | 141.9 |
| HIERARCH ESO ISS PBL13 START | 120.535 |
| HIERARCH ESO ISS PBL13 END | 120.042 |
| HIERARCH ESO ISS PBLA13 START | 121.1 |
| HIERARCH ESO ISS PBLA13 END | 122.1 |
| HIERARCH ESO ISS PBL14 START | 109.787 |
| HIERARCH ESO ISS PBL14 END | 108.985 |
| HIERARCH ESO ISS PBLA14 START | 99.388 |
| HIERARCH ESO ISS PBLA14 END | 100.267 |
| HIERARCH ESO ISS PBL23 START | 47.419 |
| HIERARCH ESO ISS PBL23 END | 47.007 |
| HIERARCH ESO ISS PBLA23 START | 81.1 |
| HIERARCH ESO ISS PBLA23 END | 81.8 |
| HIERARCH ESO ISS PBL24 START | 73.374 |
| HIERARCH ESO ISS PBL24 END | 72.91 |
| HIERARCH ESO ISS PBLA24 START | 45.133 |
| HIERARCH ESO ISS PBLA24 END | 45.581 |
| HIERARCH ESO ISS PBL34 START | 44.72 |
| HIERARCH ESO ISS PBL34 END | 44.691 |
| HIERARCH ESO ISS PBLA34 START | 6.619 |
| HIERARCH ESO ISS PBLA34 END | 7.127 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.021941 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.01599 |
| HIERARCH ESO ISS AMBI TEMP | 14.44 |
| HIERARCH ESO ISS AMBI FWHM START | 0.57 |
| HIERARCH ESO ISS AMBI FWHM END | 0.68 |
| HIERARCH ESO FT ROBJ NAME | HD142A |
| HIERARCH ESO FT ROBJ ALPHA | 000619.175 |
| HIERARCH ESO FT ROBJ DELTA | -490430.681 |