Exposure
- ID
- GRAVI.2021-08-23T06:39:10.744_2
- Header ID
- GRAVI.2021-08-23T06:39:10.744
- Date updated
- 2021-08-23 06:51:10 UTC+0000
- Release date
- 2022-08-23 06:51:10 UTC+0000
- UTC Start
- 2021-08-23 06:39:10.744
- UTC End
- 2021-08-23 06:41:34.744
- MJD Start
- 59449.27720768
- MJD End
- 59449.2788743467
- Exposure time (s)
- 144.0
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.0037305
- Ambient temperature (°C)
- 11.95
- Seeing (arcsec)
- 0.68
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 | 88.9010 | 89.0240 | 113.5000 | 114.0000 |
| A0-J2 | 129.1840 | 129.2090 | 92.1000 | 92.6000 |
| A0-K0 | 126.9500 | 126.8220 | 72.1000 | 72.6130 |
| G1-J2 | 56.6730 | 56.5810 | 57.1000 | 57.5000 |
| G1-K0 | 84.1760 | 84.0490 | 27.8130 | 28.1830 |
| J2-K0 | 44.4270 | 44.4560 | 349.2430 | 349.5730 |
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 | 59449.27720768 |
| 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 | 88.901 |
| HIERARCH ESO ISS PBL12 END | 89.024 |
| HIERARCH ESO ISS PBLA12 START | 113.5 |
| HIERARCH ESO ISS PBLA12 END | 114.0 |
| HIERARCH ESO ISS PBL13 START | 129.184 |
| HIERARCH ESO ISS PBL13 END | 129.209 |
| HIERARCH ESO ISS PBLA13 START | 92.1 |
| HIERARCH ESO ISS PBLA13 END | 92.6 |
| HIERARCH ESO ISS PBL14 START | 126.95 |
| HIERARCH ESO ISS PBL14 END | 126.822 |
| HIERARCH ESO ISS PBLA14 START | 72.1 |
| HIERARCH ESO ISS PBLA14 END | 72.613 |
| HIERARCH ESO ISS PBL23 START | 56.673 |
| HIERARCH ESO ISS PBL23 END | 56.581 |
| HIERARCH ESO ISS PBLA23 START | 57.1 |
| HIERARCH ESO ISS PBLA23 END | 57.5 |
| HIERARCH ESO ISS PBL24 START | 84.176 |
| HIERARCH ESO ISS PBL24 END | 84.049 |
| HIERARCH ESO ISS PBLA24 START | 27.813 |
| HIERARCH ESO ISS PBLA24 END | 28.183 |
| HIERARCH ESO ISS PBL34 START | 44.427 |
| HIERARCH ESO ISS PBL34 END | 44.456 |
| HIERARCH ESO ISS PBLA34 START | 349.243 |
| HIERARCH ESO ISS PBLA34 END | 349.573 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.003789 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.003672 |
| HIERARCH ESO ISS AMBI TEMP | 11.95 |
| HIERARCH ESO ISS AMBI FWHM START | 0.67 |
| HIERARCH ESO ISS AMBI FWHM END | 0.69 |
| HIERARCH ESO FT ROBJ NAME | HD142A |
| HIERARCH ESO FT ROBJ ALPHA | 000619.175 |
| HIERARCH ESO FT ROBJ DELTA | -490430.681 |