Exposure
- ID
- GRAVI.2021-11-18T04:36:32.995_2
- Header ID
- GRAVI.2021-11-18T04:36:32.995
- Date updated
- 2021-11-18 04:50:53 UTC+0000
- Release date
- 2022-11-18 04:50:52 UTC+0000
- UTC Start
- 2021-11-18 04:36:32.995
- UTC End
- 2021-11-18 04:40:32.995
- MJD Start
- 59536.19204855
- MJD End
- 59536.1948263278
- Exposure time (s)
- 240.0
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.0033415
- Ambient temperature (°C)
- 11.15
- Seeing (arcsec)
- 0.805
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 | 87.6670 | 87.5620 | 157.2000 | 158.1000 |
| A0-J2 | 111.4100 | 110.8870 | 138.9000 | 140.1000 |
| A0-K0 | 94.3810 | 93.4340 | 116.1830 | 117.2750 |
| G1-J2 | 39.2650 | 38.7390 | 94.7000 | 95.6000 |
| G1-K0 | 64.0230 | 63.4010 | 52.3210 | 52.6940 |
| J2-K0 | 43.9120 | 43.8430 | 15.2320 | 15.7110 |
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 | 59536.19204855 |
| 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 | 87.667 |
| HIERARCH ESO ISS PBL12 END | 87.562 |
| HIERARCH ESO ISS PBLA12 START | 157.2 |
| HIERARCH ESO ISS PBLA12 END | 158.1 |
| HIERARCH ESO ISS PBL13 START | 111.41 |
| HIERARCH ESO ISS PBL13 END | 110.887 |
| HIERARCH ESO ISS PBLA13 START | 138.9 |
| HIERARCH ESO ISS PBLA13 END | 140.1 |
| HIERARCH ESO ISS PBL14 START | 94.381 |
| HIERARCH ESO ISS PBL14 END | 93.434 |
| HIERARCH ESO ISS PBLA14 START | 116.183 |
| HIERARCH ESO ISS PBLA14 END | 117.275 |
| HIERARCH ESO ISS PBL23 START | 39.265 |
| HIERARCH ESO ISS PBL23 END | 38.739 |
| HIERARCH ESO ISS PBLA23 START | 94.7 |
| HIERARCH ESO ISS PBLA23 END | 95.6 |
| HIERARCH ESO ISS PBL24 START | 64.023 |
| HIERARCH ESO ISS PBL24 END | 63.401 |
| HIERARCH ESO ISS PBLA24 START | 52.321 |
| HIERARCH ESO ISS PBLA24 END | 52.694 |
| HIERARCH ESO ISS PBL34 START | 43.912 |
| HIERARCH ESO ISS PBL34 END | 43.843 |
| HIERARCH ESO ISS PBLA34 START | 15.232 |
| HIERARCH ESO ISS PBLA34 END | 15.711 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.003008 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.003675 |
| HIERARCH ESO ISS AMBI TEMP | 11.15 |
| HIERARCH ESO ISS AMBI FWHM START | 0.8 |
| HIERARCH ESO ISS AMBI FWHM END | 0.81 |
| HIERARCH ESO FT ROBJ NAME | HD142A |
| HIERARCH ESO FT ROBJ ALPHA | 000619.175 |
| HIERARCH ESO FT ROBJ DELTA | -490430.681 |