Exposure
- ID
- GRAVI.2025-07-15T08:24:44.491_2
- Header ID
- GRAVI.2025-07-15T08:24:44.491
- Date updated
- 2025-07-15 08:35:46 UTC+0000
- Release date
- 2026-01-11 08:35:46 UTC+0000
- UTC Start
- 2025-07-15 08:24:44.491
- UTC End
- 2025-07-15 08:27:24.491
- MJD Start
- 60871.35051494
- MJD End
- 60871.352366791856
- Exposure time (s)
- 160.0
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.004627
- Ambient temperature (°C)
- 11.24
- Seeing (arcsec)
- 0.45
Observation
- ID
- 68794
- Category
- science
- Program ID
- 115.27YJ.001
- Program Title
- ASTROMETRIC DETECTION OF PLANETS AROUND M-DWARFS AND BINARIES WITH GRAVITY
- Program Type
- GTO
- PI / COI
- BOURDAROT / EISENHAUER / KERVELLA / LACOUR / PERRIN / GILLESSEN / PFUHL / PAUMARD / BRANDNER / GARCIA / STRAUBMEIER / LE BOUQUIN / KREIDBERG / HOENIG / WIDMANN / ROUSSELET-PERRAUT / STURM / SHANGGUAN / MÉRAND / SHIMIZU
Target
- ID
- 42017
- Name
- HD142A
- RA
- 1.5798958333333333
- DEC
- -49.075186388888895
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 | 85.9610 | 86.1900 | 105.1000 | 105.6000 |
| A0-J2 | 127.4730 | 127.6470 | 83.0000 | 83.5000 |
| A0-K0 | 127.9810 | 127.9780 | 63.2270 | 63.7880 |
| G1-J2 | 57.8000 | 57.7540 | 48.9000 | 49.4000 |
| G1-K0 | 85.9520 | 85.8640 | 21.3400 | 21.7520 |
| J2-K0 | 43.7760 | 43.8260 | 343.7540 | 344.0900 |
Header: used keywords
| Key | Value |
|---|---|
| HIERARCH ESO OBS PROG ID | 115.27YJ.001 |
| HIERARCH ESO DPR CATG | SCIENCE |
| HIERARCH ESO DPR TYPE | OBJECT,DUAL |
| MJD-OBS | 60871.35051494 |
| HIERARCH ESO DPR TECH | INTERFEROMETRY,WOLLASTON |
| HIERARCH ESO OBS TARG NAME | HD 142 |
| HIERARCH ESO INS SOBJ NAME | HD142B |
| RA | 1.581384 |
| DEC | -49.07592 |
| 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 | 178.0 |
| HIERARCH ESO DET2 SEQ1 DIT | 10.0 |
| HIERARCH ESO DET2 NDIT | 16 |
| HIERARCH ESO ISS PBL12 START | 85.961 |
| HIERARCH ESO ISS PBL12 END | 86.19 |
| HIERARCH ESO ISS PBLA12 START | 105.1 |
| HIERARCH ESO ISS PBLA12 END | 105.6 |
| HIERARCH ESO ISS PBL13 START | 127.473 |
| HIERARCH ESO ISS PBL13 END | 127.647 |
| HIERARCH ESO ISS PBLA13 START | 83.0 |
| HIERARCH ESO ISS PBLA13 END | 83.5 |
| HIERARCH ESO ISS PBL14 START | 127.981 |
| HIERARCH ESO ISS PBL14 END | 127.978 |
| HIERARCH ESO ISS PBLA14 START | 63.227 |
| HIERARCH ESO ISS PBLA14 END | 63.788 |
| HIERARCH ESO ISS PBL23 START | 57.8 |
| HIERARCH ESO ISS PBL23 END | 57.754 |
| HIERARCH ESO ISS PBLA23 START | 48.9 |
| HIERARCH ESO ISS PBLA23 END | 49.4 |
| HIERARCH ESO ISS PBL24 START | 85.952 |
| HIERARCH ESO ISS PBL24 END | 85.864 |
| HIERARCH ESO ISS PBLA24 START | 21.34 |
| HIERARCH ESO ISS PBLA24 END | 21.752 |
| HIERARCH ESO ISS PBL34 START | 43.776 |
| HIERARCH ESO ISS PBL34 END | 43.826 |
| HIERARCH ESO ISS PBLA34 START | 343.754 |
| HIERARCH ESO ISS PBLA34 END | 344.09 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.004627 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.004627 |
| HIERARCH ESO ISS AMBI TEMP | 11.24 |
| HIERARCH ESO ISS AMBI FWHM START | 0.45 |
| HIERARCH ESO ISS AMBI FWHM END | 0.45 |
| HIERARCH ESO FT ROBJ NAME | HD142A |
| HIERARCH ESO FT ROBJ ALPHA | 000619.175 |
| HIERARCH ESO FT ROBJ DELTA | -490430.671 |