Exposure
- ID
- GRAVI.2025-07-19T09:08:33.742_1
- Header ID
- GRAVI.2025-07-19T09:08:33.742
- Date updated
- 2025-07-19 15:22:57 UTC+0000
- Release date
- 2026-01-15 15:22:30 UTC+0000
- UTC Start
- 2025-07-19 09:08:33.742
- UTC End
- 2025-07-19 09:11:13.742
- MJD Start
- 60875.38094609
- MJD End
- 60875.38279794186
- Exposure time (s)
- 160.0
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.005288
- Ambient temperature (°C)
- 12.44
- Seeing (arcsec)
- 0.575
Observation
- ID
- 68863
- Category
- science
- Program ID
- 115.27YJ.002
- 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
- 51232
- Name
- HD142B
- RA
- 1.581387
- DEC
- -49.07592
Instrument
Projected baselines
| Baseline | Length start | Length end | Angle start | Angle end |
|---|---|---|---|---|
| A0-G1 | 89.3810 | 89.4870 | 115.6000 | 116.1000 |
| A0-J2 | 129.2340 | 129.2230 | 94.3000 | 94.8000 |
| A0-K0 | 126.3680 | 126.1980 | 74.2290 | 74.7650 |
| G1-J2 | 56.2760 | 56.1660 | 59.0000 | 59.5000 |
| G1-K0 | 83.6490 | 83.5050 | 29.3400 | 29.7220 |
| J2-K0 | 44.5510 | 44.5770 | 350.6190 | 350.9660 |
Header: used keywords
| Key | Value |
|---|---|
| HIERARCH ESO OBS PROG ID | 115.27YJ.002 |
| HIERARCH ESO DPR CATG | SCIENCE |
| HIERARCH ESO DPR TYPE | OBJECT,DUAL |
| MJD-OBS | 60875.38094609 |
| HIERARCH ESO DPR TECH | INTERFEROMETRY,WOLLASTON |
| HIERARCH ESO OBS TARG NAME | HD 142 |
| HIERARCH ESO INS SOBJ NAME | HD142B |
| RA | 1.581387 |
| 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 | 89.381 |
| HIERARCH ESO ISS PBL12 END | 89.487 |
| HIERARCH ESO ISS PBLA12 START | 115.6 |
| HIERARCH ESO ISS PBLA12 END | 116.1 |
| HIERARCH ESO ISS PBL13 START | 129.234 |
| HIERARCH ESO ISS PBL13 END | 129.223 |
| HIERARCH ESO ISS PBLA13 START | 94.3 |
| HIERARCH ESO ISS PBLA13 END | 94.8 |
| HIERARCH ESO ISS PBL14 START | 126.368 |
| HIERARCH ESO ISS PBL14 END | 126.198 |
| HIERARCH ESO ISS PBLA14 START | 74.229 |
| HIERARCH ESO ISS PBLA14 END | 74.765 |
| HIERARCH ESO ISS PBL23 START | 56.276 |
| HIERARCH ESO ISS PBL23 END | 56.166 |
| HIERARCH ESO ISS PBLA23 START | 59.0 |
| HIERARCH ESO ISS PBLA23 END | 59.5 |
| HIERARCH ESO ISS PBL24 START | 83.649 |
| HIERARCH ESO ISS PBL24 END | 83.505 |
| HIERARCH ESO ISS PBLA24 START | 29.34 |
| HIERARCH ESO ISS PBLA24 END | 29.722 |
| HIERARCH ESO ISS PBL34 START | 44.551 |
| HIERARCH ESO ISS PBL34 END | 44.577 |
| HIERARCH ESO ISS PBLA34 START | 350.619 |
| HIERARCH ESO ISS PBLA34 END | 350.966 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.004829 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.005747 |
| HIERARCH ESO ISS AMBI TEMP | 12.44 |
| HIERARCH ESO ISS AMBI FWHM START | 0.57 |
| HIERARCH ESO ISS AMBI FWHM END | 0.58 |
| HIERARCH ESO FT ROBJ NAME | HD142A |
| HIERARCH ESO FT ROBJ ALPHA | 000619.1753 |
| HIERARCH ESO FT ROBJ DELTA | -490430.6708 |