Exposure
- ID
- GRAVI.2021-08-23T06:32:16.727_2
- Header ID
- GRAVI.2021-08-23T06:32:16.727
- Date updated
- 2021-08-23 06:40:52 UTC+0000
- Release date
- 2022-08-23 06:40:52 UTC+0000
- UTC Start
- 2021-08-23 06:32:16.727
- UTC End
- 2021-08-23 06:34:40.727
- MJD Start
- 59449.27241582
- MJD End
- 59449.2740824867
- Exposure time (s)
- 144.0
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.003137
- Ambient temperature (°C)
- 11.87
- Seeing (arcsec)
- 0.76
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 | 88.5750 | 88.7120 | 112.3000 | 112.8000 |
| A0-J2 | 129.0870 | 129.1330 | 90.7000 | 91.3000 |
| A0-K0 | 127.2330 | 127.1240 | 70.8350 | 71.3510 |
| G1-J2 | 56.8870 | 56.8020 | 55.9000 | 56.4000 |
| G1-K0 | 84.4750 | 84.3550 | 26.8990 | 27.2720 |
| J2-K0 | 44.3500 | 44.3820 | 348.4370 | 348.7650 |
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 | 59449.27241582 |
| 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 | 88.575 |
| HIERARCH ESO ISS PBL12 END | 88.712 |
| HIERARCH ESO ISS PBLA12 START | 112.3 |
| HIERARCH ESO ISS PBLA12 END | 112.8 |
| HIERARCH ESO ISS PBL13 START | 129.087 |
| HIERARCH ESO ISS PBL13 END | 129.133 |
| HIERARCH ESO ISS PBLA13 START | 90.7 |
| HIERARCH ESO ISS PBLA13 END | 91.3 |
| HIERARCH ESO ISS PBL14 START | 127.233 |
| HIERARCH ESO ISS PBL14 END | 127.124 |
| HIERARCH ESO ISS PBLA14 START | 70.835 |
| HIERARCH ESO ISS PBLA14 END | 71.351 |
| HIERARCH ESO ISS PBL23 START | 56.887 |
| HIERARCH ESO ISS PBL23 END | 56.802 |
| HIERARCH ESO ISS PBLA23 START | 55.9 |
| HIERARCH ESO ISS PBLA23 END | 56.4 |
| HIERARCH ESO ISS PBL24 START | 84.475 |
| HIERARCH ESO ISS PBL24 END | 84.355 |
| HIERARCH ESO ISS PBLA24 START | 26.899 |
| HIERARCH ESO ISS PBLA24 END | 27.272 |
| HIERARCH ESO ISS PBL34 START | 44.35 |
| HIERARCH ESO ISS PBL34 END | 44.382 |
| HIERARCH ESO ISS PBLA34 START | 348.437 |
| HIERARCH ESO ISS PBLA34 END | 348.765 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.003158 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.003116 |
| HIERARCH ESO ISS AMBI TEMP | 11.87 |
| HIERARCH ESO ISS AMBI FWHM START | 0.76 |
| HIERARCH ESO ISS AMBI FWHM END | 0.76 |
| HIERARCH ESO FT ROBJ NAME | HD142A |
| HIERARCH ESO FT ROBJ ALPHA | 000619.175 |
| HIERARCH ESO FT ROBJ DELTA | -490430.681 |