Exposure
- ID
- GRAVI.2021-08-23T06:12:16.676_2
- Header ID
- GRAVI.2021-08-23T06:12:16.676
- Date updated
- 2021-08-23 06:26:19 UTC+0000
- Release date
- 2022-08-23 06:26:19 UTC+0000
- UTC Start
- 2021-08-23 06:12:16.676
- UTC End
- 2021-08-23 06:14:40.676
- MJD Start
- 59449.25852634
- MJD End
- 59449.2601930067
- Exposure time (s)
- 144.0
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.0045405
- Ambient temperature (°C)
- 11.99
- Seeing (arcsec)
- 0.615
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 | 87.4460 | 87.6240 | 108.8000 | 109.3000 |
| A0-J2 | 128.5190 | 128.6260 | 87.0000 | 87.5000 |
| A0-K0 | 127.7900 | 127.7340 | 67.1510 | 67.6790 |
| G1-J2 | 57.4040 | 57.3390 | 52.5000 | 53.0000 |
| G1-K0 | 85.2530 | 85.1500 | 24.2160 | 24.6020 |
| J2-K0 | 44.0940 | 44.1340 | 346.1290 | 346.4560 |
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 | 59449.25852634 |
| 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 | 87.446 |
| HIERARCH ESO ISS PBL12 END | 87.624 |
| HIERARCH ESO ISS PBLA12 START | 108.8 |
| HIERARCH ESO ISS PBLA12 END | 109.3 |
| HIERARCH ESO ISS PBL13 START | 128.519 |
| HIERARCH ESO ISS PBL13 END | 128.626 |
| HIERARCH ESO ISS PBLA13 START | 87.0 |
| HIERARCH ESO ISS PBLA13 END | 87.5 |
| HIERARCH ESO ISS PBL14 START | 127.79 |
| HIERARCH ESO ISS PBL14 END | 127.734 |
| HIERARCH ESO ISS PBLA14 START | 67.151 |
| HIERARCH ESO ISS PBLA14 END | 67.679 |
| HIERARCH ESO ISS PBL23 START | 57.404 |
| HIERARCH ESO ISS PBL23 END | 57.339 |
| HIERARCH ESO ISS PBLA23 START | 52.5 |
| HIERARCH ESO ISS PBLA23 END | 53.0 |
| HIERARCH ESO ISS PBL24 START | 85.253 |
| HIERARCH ESO ISS PBL24 END | 85.15 |
| HIERARCH ESO ISS PBLA24 START | 24.216 |
| HIERARCH ESO ISS PBLA24 END | 24.602 |
| HIERARCH ESO ISS PBL34 START | 44.094 |
| HIERARCH ESO ISS PBL34 END | 44.134 |
| HIERARCH ESO ISS PBLA34 START | 346.129 |
| HIERARCH ESO ISS PBLA34 END | 346.456 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.004429 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.004652 |
| HIERARCH ESO ISS AMBI TEMP | 11.99 |
| HIERARCH ESO ISS AMBI FWHM START | 0.61 |
| HIERARCH ESO ISS AMBI FWHM END | 0.62 |
| HIERARCH ESO FT ROBJ NAME | HD142A |
| HIERARCH ESO FT ROBJ ALPHA | 000619.175 |
| HIERARCH ESO FT ROBJ DELTA | -490430.681 |