Exposure
- ID
- GRAVI.2021-12-27T01:13:35.539_2
- Header ID
- GRAVI.2021-12-27T01:13:35.539
- 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 01:13:35.539
- UTC End
- 2021-12-27 01:17:35.539
- MJD Start
- 59575.05110577
- MJD End
- 59575.0538835478
- Exposure time (s)
- 240.0
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.012542
- Ambient temperature (°C)
- 14.64
- Seeing (arcsec)
- 0.655
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 | 88.9870 | 88.8740 | 146.2000 | 147.1000 |
| A0-J2 | 117.6330 | 117.1050 | 126.7000 | 127.7000 |
| A0-K0 | 105.0430 | 104.1700 | 104.5210 | 105.4560 |
| G1-J2 | 44.9650 | 44.5100 | 85.3000 | 86.1000 |
| G1-K0 | 70.6040 | 70.0870 | 47.6320 | 48.0570 |
| J2-K0 | 44.5300 | 44.4890 | 9.4970 | 9.9980 |
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 | 59575.05110577 |
| 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 | 88.987 |
| HIERARCH ESO ISS PBL12 END | 88.874 |
| HIERARCH ESO ISS PBLA12 START | 146.2 |
| HIERARCH ESO ISS PBLA12 END | 147.1 |
| HIERARCH ESO ISS PBL13 START | 117.633 |
| HIERARCH ESO ISS PBL13 END | 117.105 |
| HIERARCH ESO ISS PBLA13 START | 126.7 |
| HIERARCH ESO ISS PBLA13 END | 127.7 |
| HIERARCH ESO ISS PBL14 START | 105.043 |
| HIERARCH ESO ISS PBL14 END | 104.17 |
| HIERARCH ESO ISS PBLA14 START | 104.521 |
| HIERARCH ESO ISS PBLA14 END | 105.456 |
| HIERARCH ESO ISS PBL23 START | 44.965 |
| HIERARCH ESO ISS PBL23 END | 44.51 |
| HIERARCH ESO ISS PBLA23 START | 85.3 |
| HIERARCH ESO ISS PBLA23 END | 86.1 |
| HIERARCH ESO ISS PBL24 START | 70.604 |
| HIERARCH ESO ISS PBL24 END | 70.087 |
| HIERARCH ESO ISS PBLA24 START | 47.632 |
| HIERARCH ESO ISS PBLA24 END | 48.057 |
| HIERARCH ESO ISS PBL34 START | 44.53 |
| HIERARCH ESO ISS PBL34 END | 44.489 |
| HIERARCH ESO ISS PBLA34 START | 9.497 |
| HIERARCH ESO ISS PBLA34 END | 9.998 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.013073 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.012011 |
| HIERARCH ESO ISS AMBI TEMP | 14.64 |
| HIERARCH ESO ISS AMBI FWHM START | 0.78 |
| HIERARCH ESO ISS AMBI FWHM END | 0.53 |
| HIERARCH ESO FT ROBJ NAME | HD142A |
| HIERARCH ESO FT ROBJ ALPHA | 000619.175 |
| HIERARCH ESO FT ROBJ DELTA | -490430.681 |