Exposure
- ID
- GRAVI.2021-11-18T05:10:12.080_2
- Header ID
- GRAVI.2021-11-18T05:10:12.080
- Date updated
- 2021-11-18 05:25:58 UTC+0000
- Release date
- 2022-11-18 05:25:58 UTC+0000
- UTC Start
- 2021-11-18 05:10:12.080
- UTC End
- 2021-11-18 05:14:12.080
- MJD Start
- 59536.21541759
- MJD End
- 59536.2181953678
- Exposure time (s)
- 240.0
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.0028805
- Ambient temperature (°C)
- 10.98
- Seeing (arcsec)
- 1.22
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 | 86.9180 | 86.8410 | 165.0000 | 166.0000 |
| A0-J2 | 107.4650 | 107.0070 | 148.1000 | 149.3000 |
| A0-K0 | 86.8870 | 85.9520 | 125.3700 | 126.6270 |
| G1-J2 | 34.9820 | 34.4230 | 102.1000 | 103.1000 |
| G1-K0 | 58.8490 | 58.1540 | 55.1520 | 55.4870 |
| J2-K0 | 43.2980 | 43.2080 | 18.9810 | 19.4460 |
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 | 59536.21541759 |
| 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 | 86.918 |
| HIERARCH ESO ISS PBL12 END | 86.841 |
| HIERARCH ESO ISS PBLA12 START | 165.0 |
| HIERARCH ESO ISS PBLA12 END | 166.0 |
| HIERARCH ESO ISS PBL13 START | 107.465 |
| HIERARCH ESO ISS PBL13 END | 107.007 |
| HIERARCH ESO ISS PBLA13 START | 148.1 |
| HIERARCH ESO ISS PBLA13 END | 149.3 |
| HIERARCH ESO ISS PBL14 START | 86.887 |
| HIERARCH ESO ISS PBL14 END | 85.952 |
| HIERARCH ESO ISS PBLA14 START | 125.37 |
| HIERARCH ESO ISS PBLA14 END | 126.627 |
| HIERARCH ESO ISS PBL23 START | 34.982 |
| HIERARCH ESO ISS PBL23 END | 34.423 |
| HIERARCH ESO ISS PBLA23 START | 102.1 |
| HIERARCH ESO ISS PBLA23 END | 103.1 |
| HIERARCH ESO ISS PBL24 START | 58.849 |
| HIERARCH ESO ISS PBL24 END | 58.154 |
| HIERARCH ESO ISS PBLA24 START | 55.152 |
| HIERARCH ESO ISS PBLA24 END | 55.487 |
| HIERARCH ESO ISS PBL34 START | 43.298 |
| HIERARCH ESO ISS PBL34 END | 43.208 |
| HIERARCH ESO ISS PBLA34 START | 18.981 |
| HIERARCH ESO ISS PBLA34 END | 19.446 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.002678 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.003083 |
| HIERARCH ESO ISS AMBI TEMP | 10.98 |
| HIERARCH ESO ISS AMBI FWHM START | 1.35 |
| HIERARCH ESO ISS AMBI FWHM END | 1.09 |
| HIERARCH ESO FT ROBJ NAME | HD142A |
| HIERARCH ESO FT ROBJ ALPHA | 000619.175 |
| HIERARCH ESO FT ROBJ DELTA | -490430.681 |