Exposure
- ID
- GRAVI.2021-12-27T00:25:53.418_2
- Header ID
- GRAVI.2021-12-27T00:25:53.418
- Date updated
- 2021-12-27 03:31:58 UTC+0000
- Release date
- 2022-12-27 03:31:58 UTC+0000
- UTC Start
- 2021-12-27 00:25:53.418
- UTC End
- 2021-12-27 00:29:53.418
- MJD Start
- 59575.01797938
- MJD End
- 59575.0207571578
- Exposure time (s)
- 240.0
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.005011
- Ambient temperature (°C)
- 14.8
- Seeing (arcsec)
- 0.59
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 | 90.0750 | 89.9980 | 136.3000 | 137.1000 |
| A0-J2 | 123.0700 | 122.6320 | 116.1000 | 117.0000 |
| A0-K0 | 113.9200 | 113.2020 | 94.7090 | 95.5440 |
| G1-J2 | 49.5410 | 49.1730 | 77.2000 | 77.9000 |
| G1-K0 | 75.7560 | 75.3430 | 42.6180 | 43.0840 |
| J2-K0 | 44.8360 | 44.8200 | 3.8280 | 4.3370 |
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 | 59575.01797938 |
| 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 | 90.075 |
| HIERARCH ESO ISS PBL12 END | 89.998 |
| HIERARCH ESO ISS PBLA12 START | 136.3 |
| HIERARCH ESO ISS PBLA12 END | 137.1 |
| HIERARCH ESO ISS PBL13 START | 123.07 |
| HIERARCH ESO ISS PBL13 END | 122.632 |
| HIERARCH ESO ISS PBLA13 START | 116.1 |
| HIERARCH ESO ISS PBLA13 END | 117.0 |
| HIERARCH ESO ISS PBL14 START | 113.92 |
| HIERARCH ESO ISS PBL14 END | 113.202 |
| HIERARCH ESO ISS PBLA14 START | 94.709 |
| HIERARCH ESO ISS PBLA14 END | 95.544 |
| HIERARCH ESO ISS PBL23 START | 49.541 |
| HIERARCH ESO ISS PBL23 END | 49.173 |
| HIERARCH ESO ISS PBLA23 START | 77.2 |
| HIERARCH ESO ISS PBLA23 END | 77.9 |
| HIERARCH ESO ISS PBL24 START | 75.756 |
| HIERARCH ESO ISS PBL24 END | 75.343 |
| HIERARCH ESO ISS PBLA24 START | 42.618 |
| HIERARCH ESO ISS PBLA24 END | 43.084 |
| HIERARCH ESO ISS PBL34 START | 44.836 |
| HIERARCH ESO ISS PBL34 END | 44.82 |
| HIERARCH ESO ISS PBLA34 START | 3.828 |
| HIERARCH ESO ISS PBLA34 END | 4.337 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.005011 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.005011 |
| HIERARCH ESO ISS AMBI TEMP | 14.8 |
| HIERARCH ESO ISS AMBI FWHM START | 0.62 |
| HIERARCH ESO ISS AMBI FWHM END | 0.56 |
| HIERARCH ESO FT ROBJ NAME | HD142A |
| HIERARCH ESO FT ROBJ ALPHA | 000619.175 |
| HIERARCH ESO FT ROBJ DELTA | -490430.681 |