Exposure
- ID
- GRAVI.2021-12-27T01:18:14.550_2
- Header ID
- GRAVI.2021-12-27T01:18:14.550
- Date updated
- 2021-12-27 03:45:54 UTC+0000
- Release date
- 2022-12-27 03:45:53 UTC+0000
- UTC Start
- 2021-12-27 01:18:14.550
- UTC End
- 2021-12-27 01:22:14.550
- MJD Start
- 59575.05433507
- MJD End
- 59575.0571128478
- Exposure time (s)
- 240.0
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.0131525
- Ambient temperature (°C)
- 14.8
- Seeing (arcsec)
- 0.525
Observation
- ID
- 49069
- Category
- science
- Program ID
- 108.22EZ.003
- 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 | 88.8630 | 88.7490 | 147.2000 | 148.1000 |
| A0-J2 | 117.0540 | 116.5240 | 127.8000 | 128.8000 |
| A0-K0 | 104.0850 | 103.2040 | 105.5480 | 106.4910 |
| G1-J2 | 44.4650 | 44.0040 | 86.2000 | 86.9000 |
| G1-K0 | 70.0360 | 69.5110 | 48.0990 | 48.5180 |
| J2-K0 | 44.4850 | 44.4420 | 10.0470 | 10.5450 |
Header: used keywords
| Key | Value |
|---|---|
| HIERARCH ESO OBS PROG ID | 108.22EZ.003 |
| HIERARCH ESO DPR CATG | SCIENCE |
| HIERARCH ESO DPR TYPE | OBJECT,DUAL |
| MJD-OBS | 59575.05433507 |
| HIERARCH ESO DPR TECH | INTERFEROMETRY,WOLLASTON |
| HIERARCH ESO OBS TARG NAME | HD 142 |
| HIERARCH ESO INS SOBJ NAME | HD142B |
| RA | 1.580698 |
| 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 | 88.863 |
| HIERARCH ESO ISS PBL12 END | 88.749 |
| HIERARCH ESO ISS PBLA12 START | 147.2 |
| HIERARCH ESO ISS PBLA12 END | 148.1 |
| HIERARCH ESO ISS PBL13 START | 117.054 |
| HIERARCH ESO ISS PBL13 END | 116.524 |
| HIERARCH ESO ISS PBLA13 START | 127.8 |
| HIERARCH ESO ISS PBLA13 END | 128.8 |
| HIERARCH ESO ISS PBL14 START | 104.085 |
| HIERARCH ESO ISS PBL14 END | 103.204 |
| HIERARCH ESO ISS PBLA14 START | 105.548 |
| HIERARCH ESO ISS PBLA14 END | 106.491 |
| HIERARCH ESO ISS PBL23 START | 44.465 |
| HIERARCH ESO ISS PBL23 END | 44.004 |
| HIERARCH ESO ISS PBLA23 START | 86.2 |
| HIERARCH ESO ISS PBLA23 END | 86.9 |
| HIERARCH ESO ISS PBL24 START | 70.036 |
| HIERARCH ESO ISS PBL24 END | 69.511 |
| HIERARCH ESO ISS PBLA24 START | 48.099 |
| HIERARCH ESO ISS PBLA24 END | 48.518 |
| HIERARCH ESO ISS PBL34 START | 44.485 |
| HIERARCH ESO ISS PBL34 END | 44.442 |
| HIERARCH ESO ISS PBLA34 START | 10.047 |
| HIERARCH ESO ISS PBLA34 END | 10.545 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.012011 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.014294 |
| HIERARCH ESO ISS AMBI TEMP | 14.8 |
| HIERARCH ESO ISS AMBI FWHM START | 0.53 |
| HIERARCH ESO ISS AMBI FWHM END | 0.52 |
| HIERARCH ESO FT ROBJ NAME | HD142A |
| HIERARCH ESO FT ROBJ ALPHA | 000619.175 |
| HIERARCH ESO FT ROBJ DELTA | -490430.681 |