Exposure
- ID
- GRAVI.2021-12-27T00:58:47.501_2
- Header ID
- GRAVI.2021-12-27T00:58:47.501
- 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 00:58:47.501
- UTC End
- 2021-12-27 01:02:47.501
- MJD Start
- 59575.04082756
- MJD End
- 59575.0436053378
- Exposure time (s)
- 240.0
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.01409
- Ambient temperature (°C)
- 14.53
- Seeing (arcsec)
- 0.73
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 | 89.3660 | 89.2590 | 143.0000 | 143.9000 |
| A0-J2 | 119.4230 | 118.9140 | 123.3000 | 124.2000 |
| A0-K0 | 107.9760 | 107.1450 | 101.3640 | 102.2630 |
| G1-J2 | 46.4860 | 46.0560 | 82.7000 | 83.5000 |
| G1-K0 | 72.3240 | 71.8390 | 46.1280 | 46.5670 |
| J2-K0 | 44.6540 | 44.6210 | 7.7520 | 8.2570 |
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 | 59575.04082756 |
| 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 | 89.366 |
| HIERARCH ESO ISS PBL12 END | 89.259 |
| HIERARCH ESO ISS PBLA12 START | 143.0 |
| HIERARCH ESO ISS PBLA12 END | 143.9 |
| HIERARCH ESO ISS PBL13 START | 119.423 |
| HIERARCH ESO ISS PBL13 END | 118.914 |
| HIERARCH ESO ISS PBLA13 START | 123.3 |
| HIERARCH ESO ISS PBLA13 END | 124.2 |
| HIERARCH ESO ISS PBL14 START | 107.976 |
| HIERARCH ESO ISS PBL14 END | 107.145 |
| HIERARCH ESO ISS PBLA14 START | 101.364 |
| HIERARCH ESO ISS PBLA14 END | 102.263 |
| HIERARCH ESO ISS PBL23 START | 46.486 |
| HIERARCH ESO ISS PBL23 END | 46.056 |
| HIERARCH ESO ISS PBLA23 START | 82.7 |
| HIERARCH ESO ISS PBLA23 END | 83.5 |
| HIERARCH ESO ISS PBL24 START | 72.324 |
| HIERARCH ESO ISS PBL24 END | 71.839 |
| HIERARCH ESO ISS PBLA24 START | 46.128 |
| HIERARCH ESO ISS PBLA24 END | 46.567 |
| HIERARCH ESO ISS PBL34 START | 44.654 |
| HIERARCH ESO ISS PBL34 END | 44.621 |
| HIERARCH ESO ISS PBLA34 START | 7.752 |
| HIERARCH ESO ISS PBLA34 END | 8.257 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.013735 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.014445 |
| HIERARCH ESO ISS AMBI TEMP | 14.53 |
| HIERARCH ESO ISS AMBI FWHM START | 0.8 |
| HIERARCH ESO ISS AMBI FWHM END | 0.66 |
| HIERARCH ESO FT ROBJ NAME | HD142A |
| HIERARCH ESO FT ROBJ ALPHA | 000619.175 |
| HIERARCH ESO FT ROBJ DELTA | -490430.681 |