Exposure
- ID
- GRAVI.2021-12-27T00:39:59.454_2
- Header ID
- GRAVI.2021-12-27T00:39:59.454
- Date updated
- 2021-12-27 03:40:38 UTC+0000
- Release date
- 2022-12-27 03:40:38 UTC+0000
- UTC Start
- 2021-12-27 00:39:59.454
- UTC End
- 2021-12-27 00:43:59.454
- MJD Start
- 59575.02777146
- MJD End
- 59575.0305492378
- Exposure time (s)
- 240.0
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.0170375
- Ambient temperature (°C)
- 14.45
- Seeing (arcsec)
- 0.59
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 | 89.8010 | 89.7080 | 139.1000 | 140.0000 |
| A0-J2 | 121.5760 | 121.1040 | 119.1000 | 120.0000 |
| A0-K0 | 111.4800 | 110.7120 | 97.5060 | 98.3650 |
| G1-J2 | 48.2890 | 47.8950 | 79.5000 | 80.2000 |
| G1-K0 | 74.3510 | 73.9080 | 44.1490 | 44.6030 |
| J2-K0 | 44.7730 | 44.7500 | 5.5150 | 6.0220 |
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 | 59575.02777146 |
| 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 | 89.801 |
| HIERARCH ESO ISS PBL12 END | 89.708 |
| HIERARCH ESO ISS PBLA12 START | 139.1 |
| HIERARCH ESO ISS PBLA12 END | 140.0 |
| HIERARCH ESO ISS PBL13 START | 121.576 |
| HIERARCH ESO ISS PBL13 END | 121.104 |
| HIERARCH ESO ISS PBLA13 START | 119.1 |
| HIERARCH ESO ISS PBLA13 END | 120.0 |
| HIERARCH ESO ISS PBL14 START | 111.48 |
| HIERARCH ESO ISS PBL14 END | 110.712 |
| HIERARCH ESO ISS PBLA14 START | 97.506 |
| HIERARCH ESO ISS PBLA14 END | 98.365 |
| HIERARCH ESO ISS PBL23 START | 48.289 |
| HIERARCH ESO ISS PBL23 END | 47.895 |
| HIERARCH ESO ISS PBLA23 START | 79.5 |
| HIERARCH ESO ISS PBLA23 END | 80.2 |
| HIERARCH ESO ISS PBL24 START | 74.351 |
| HIERARCH ESO ISS PBL24 END | 73.908 |
| HIERARCH ESO ISS PBLA24 START | 44.149 |
| HIERARCH ESO ISS PBLA24 END | 44.603 |
| HIERARCH ESO ISS PBL34 START | 44.773 |
| HIERARCH ESO ISS PBL34 END | 44.75 |
| HIERARCH ESO ISS PBLA34 START | 5.515 |
| HIERARCH ESO ISS PBLA34 END | 6.022 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.017455 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.01662 |
| HIERARCH ESO ISS AMBI TEMP | 14.45 |
| HIERARCH ESO ISS AMBI FWHM START | 0.6 |
| HIERARCH ESO ISS AMBI FWHM END | 0.58 |
| HIERARCH ESO FT ROBJ NAME | HD142A |
| HIERARCH ESO FT ROBJ ALPHA | 000619.175 |
| HIERARCH ESO FT ROBJ DELTA | -490430.681 |