Exposure
- ID
- GRAVI.2021-08-23T06:45:55.761_2
- Header ID
- GRAVI.2021-08-23T06:45:55.761
- Date updated
- 2021-08-23 06:56:46 UTC+0000
- Release date
- 2022-08-23 06:56:46 UTC+0000
- UTC Start
- 2021-08-23 06:45:55.761
- UTC End
- 2021-08-23 06:48:19.761
- MJD Start
- 59449.28189538
- MJD End
- 59449.2835620467
- Exposure time (s)
- 144.0
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.0031065
- Ambient temperature (°C)
- 11.98
- Seeing (arcsec)
- 0.665
Observation
- ID
- 47921
- Category
- science
- Program ID
- 105.20KT.002
- Program Title
- ASTROMETRIC DETECTION OF PLANETS AROUND M-DWARFS WITH GRAVITY
- Program Type
- GTO
- PI / COI
- PFUHL/ EISENHAUER/ GILLESSEN/ GAO/ 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 | 89.1890 | 89.2990 | 114.7000 | 115.2000 |
| A0-J2 | 129.2300 | 129.2350 | 93.3000 | 93.9000 |
| A0-K0 | 126.6270 | 126.4800 | 73.3360 | 73.8460 |
| G1-J2 | 56.4460 | 56.3460 | 58.2000 | 58.7000 |
| G1-K0 | 83.8660 | 83.7340 | 28.7030 | 29.0670 |
| J2-K0 | 44.4960 | 44.5230 | 350.0370 | 350.3660 |
Header: used keywords
| Key | Value |
|---|---|
| HIERARCH ESO OBS PROG ID | 105.20KT.002 |
| HIERARCH ESO DPR CATG | SCIENCE |
| HIERARCH ESO DPR TYPE | OBJECT,DUAL |
| MJD-OBS | 59449.28189538 |
| HIERARCH ESO DPR TECH | INTERFEROMETRY,WOLLASTON |
| HIERARCH ESO OBS TARG NAME | HD 142 |
| HIERARCH ESO INS SOBJ NAME | HD142B |
| RA | 1.58063 |
| 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 | 170.0 |
| HIERARCH ESO DET2 SEQ1 DIT | 3.0 |
| HIERARCH ESO DET2 NDIT | 48 |
| HIERARCH ESO ISS PBL12 START | 89.189 |
| HIERARCH ESO ISS PBL12 END | 89.299 |
| HIERARCH ESO ISS PBLA12 START | 114.7 |
| HIERARCH ESO ISS PBLA12 END | 115.2 |
| HIERARCH ESO ISS PBL13 START | 129.23 |
| HIERARCH ESO ISS PBL13 END | 129.235 |
| HIERARCH ESO ISS PBLA13 START | 93.3 |
| HIERARCH ESO ISS PBLA13 END | 93.9 |
| HIERARCH ESO ISS PBL14 START | 126.627 |
| HIERARCH ESO ISS PBL14 END | 126.48 |
| HIERARCH ESO ISS PBLA14 START | 73.336 |
| HIERARCH ESO ISS PBLA14 END | 73.846 |
| HIERARCH ESO ISS PBL23 START | 56.446 |
| HIERARCH ESO ISS PBL23 END | 56.346 |
| HIERARCH ESO ISS PBLA23 START | 58.2 |
| HIERARCH ESO ISS PBLA23 END | 58.7 |
| HIERARCH ESO ISS PBL24 START | 83.866 |
| HIERARCH ESO ISS PBL24 END | 83.734 |
| HIERARCH ESO ISS PBLA24 START | 28.703 |
| HIERARCH ESO ISS PBLA24 END | 29.067 |
| HIERARCH ESO ISS PBL34 START | 44.496 |
| HIERARCH ESO ISS PBL34 END | 44.523 |
| HIERARCH ESO ISS PBLA34 START | 350.037 |
| HIERARCH ESO ISS PBLA34 END | 350.366 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.002576 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.003637 |
| HIERARCH ESO ISS AMBI TEMP | 11.98 |
| HIERARCH ESO ISS AMBI FWHM START | 0.71 |
| HIERARCH ESO ISS AMBI FWHM END | 0.62 |
| HIERARCH ESO FT ROBJ NAME | HD142A |
| HIERARCH ESO FT ROBJ ALPHA | 000619.175 |
| HIERARCH ESO FT ROBJ DELTA | -490430.681 |