Exposure
- ID
- GRAVI.2025-07-15T08:35:35.518_1
- Header ID
- GRAVI.2025-07-15T08:35:35.518
- Date updated
- 2025-07-15 08:45:51 UTC+0000
- Release date
- 2026-01-11 08:45:51 UTC+0000
- UTC Start
- 2025-07-15 08:35:35.518
- UTC End
- 2025-07-15 08:38:15.518
- MJD Start
- 60871.35804998
- MJD End
- 60871.35990183186
- Exposure time (s)
- 160.0
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.0052445
- Ambient temperature (°C)
- 11.17
- Seeing (arcsec)
- 0.49
Observation
- ID
- 68795
- 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
- 51185
- Name
- HD142A
- RA
- 1.581384
- DEC
- -49.07592
Instrument
Projected baselines
| Baseline | Length start | Length end | Angle start | Angle end |
|---|---|---|---|---|
| A0-G1 | 86.7740 | 86.9790 | 107.0000 | 107.5000 |
| A0-J2 | 128.0730 | 128.2140 | 85.0000 | 85.6000 |
| A0-K0 | 127.9320 | 127.9010 | 65.2770 | 65.8240 |
| G1-J2 | 57.6160 | 57.5590 | 50.8000 | 51.3000 |
| G1-K0 | 85.6140 | 85.5160 | 22.8430 | 23.2430 |
| J2-K0 | 43.9530 | 43.9980 | 344.9870 | 345.3180 |
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 | 60871.35804998 |
| HIERARCH ESO DPR TECH | INTERFEROMETRY,WOLLASTON |
| HIERARCH ESO OBS TARG NAME | HD 142 |
| HIERARCH ESO INS SOBJ NAME | HD142A |
| 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 | 86.774 |
| HIERARCH ESO ISS PBL12 END | 86.979 |
| HIERARCH ESO ISS PBLA12 START | 107.0 |
| HIERARCH ESO ISS PBLA12 END | 107.5 |
| HIERARCH ESO ISS PBL13 START | 128.073 |
| HIERARCH ESO ISS PBL13 END | 128.214 |
| HIERARCH ESO ISS PBLA13 START | 85.0 |
| HIERARCH ESO ISS PBLA13 END | 85.6 |
| HIERARCH ESO ISS PBL14 START | 127.932 |
| HIERARCH ESO ISS PBL14 END | 127.901 |
| HIERARCH ESO ISS PBLA14 START | 65.277 |
| HIERARCH ESO ISS PBLA14 END | 65.824 |
| HIERARCH ESO ISS PBL23 START | 57.616 |
| HIERARCH ESO ISS PBL23 END | 57.559 |
| HIERARCH ESO ISS PBLA23 START | 50.8 |
| HIERARCH ESO ISS PBLA23 END | 51.3 |
| HIERARCH ESO ISS PBL24 START | 85.614 |
| HIERARCH ESO ISS PBL24 END | 85.516 |
| HIERARCH ESO ISS PBLA24 START | 22.843 |
| HIERARCH ESO ISS PBLA24 END | 23.243 |
| HIERARCH ESO ISS PBL34 START | 43.953 |
| HIERARCH ESO ISS PBL34 END | 43.998 |
| HIERARCH ESO ISS PBLA34 START | 344.987 |
| HIERARCH ESO ISS PBLA34 END | 345.318 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.005561 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.004928 |
| HIERARCH ESO ISS AMBI TEMP | 11.17 |
| HIERARCH ESO ISS AMBI FWHM START | 0.51 |
| HIERARCH ESO ISS AMBI FWHM END | 0.47 |
| HIERARCH ESO FT ROBJ NAME | HD142B |
| HIERARCH ESO FT ROBJ ALPHA | 000619.1268 |
| HIERARCH ESO FT ROBJ DELTA | -490434.3148 |