Exposure
- ID
- GRAVI.2021-11-18T04:46:21.019_2
- Header ID
- GRAVI.2021-11-18T04:46:21.019
- Date updated
- 2021-11-18 05:01:01 UTC+0000
- Release date
- 2022-11-18 05:01:01 UTC+0000
- UTC Start
- 2021-11-18 04:46:21.019
- UTC End
- 2021-11-18 04:50:21.019
- MJD Start
- 59536.19885439
- MJD End
- 59536.2016321678
- Exposure time (s)
- 240.0
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.004089
- Ambient temperature (°C)
- 11.13
- Seeing (arcsec)
- 0.79
Observation
- ID
- 48916
- Category
- science
- Program ID
- 108.22EZ.002
- 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 | 87.4280 | 87.3290 | 159.4000 | 160.4000 |
| A0-J2 | 110.2150 | 109.7050 | 141.5000 | 142.7000 |
| A0-K0 | 92.1940 | 91.2450 | 118.7330 | 119.8670 |
| G1-J2 | 38.0460 | 37.5100 | 96.7000 | 97.7000 |
| G1-K0 | 62.5750 | 61.9320 | 53.1770 | 53.5390 |
| J2-K0 | 43.7500 | 43.6760 | 16.3370 | 16.8110 |
Header: used keywords
| Key | Value |
|---|---|
| HIERARCH ESO OBS PROG ID | 108.22EZ.002 |
| HIERARCH ESO DPR CATG | SCIENCE |
| HIERARCH ESO DPR TYPE | OBJECT,DUAL |
| MJD-OBS | 59536.19885439 |
| HIERARCH ESO DPR TECH | INTERFEROMETRY,WOLLASTON |
| HIERARCH ESO OBS TARG NAME | HD 142 |
| HIERARCH ESO INS SOBJ NAME | HD142B |
| RA | 1.580677 |
| 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 | 87.428 |
| HIERARCH ESO ISS PBL12 END | 87.329 |
| HIERARCH ESO ISS PBLA12 START | 159.4 |
| HIERARCH ESO ISS PBLA12 END | 160.4 |
| HIERARCH ESO ISS PBL13 START | 110.215 |
| HIERARCH ESO ISS PBL13 END | 109.705 |
| HIERARCH ESO ISS PBLA13 START | 141.5 |
| HIERARCH ESO ISS PBLA13 END | 142.7 |
| HIERARCH ESO ISS PBL14 START | 92.194 |
| HIERARCH ESO ISS PBL14 END | 91.245 |
| HIERARCH ESO ISS PBLA14 START | 118.733 |
| HIERARCH ESO ISS PBLA14 END | 119.867 |
| HIERARCH ESO ISS PBL23 START | 38.046 |
| HIERARCH ESO ISS PBL23 END | 37.51 |
| HIERARCH ESO ISS PBLA23 START | 96.7 |
| HIERARCH ESO ISS PBLA23 END | 97.7 |
| HIERARCH ESO ISS PBL24 START | 62.575 |
| HIERARCH ESO ISS PBL24 END | 61.932 |
| HIERARCH ESO ISS PBLA24 START | 53.177 |
| HIERARCH ESO ISS PBLA24 END | 53.539 |
| HIERARCH ESO ISS PBL34 START | 43.75 |
| HIERARCH ESO ISS PBL34 END | 43.676 |
| HIERARCH ESO ISS PBLA34 START | 16.337 |
| HIERARCH ESO ISS PBLA34 END | 16.811 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.004369 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.003809 |
| HIERARCH ESO ISS AMBI TEMP | 11.13 |
| HIERARCH ESO ISS AMBI FWHM START | 0.75 |
| HIERARCH ESO ISS AMBI FWHM END | 0.83 |
| HIERARCH ESO FT ROBJ NAME | HD142A |
| HIERARCH ESO FT ROBJ ALPHA | 000619.175 |
| HIERARCH ESO FT ROBJ DELTA | -490430.681 |