Exposure
- ID
- GRAVI.2025-07-19T08:12:45.600_1
- Header ID
- GRAVI.2025-07-19T08:12:45.600
- 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 08:12:45.600
- UTC End
- 2025-07-19 08:15:25.600
- MJD Start
- 60875.34219445
- MJD End
- 60875.344046301856
- Exposure time (s)
- 160.0
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.0029315
- Ambient temperature (°C)
- 12.68
- Seeing (arcsec)
- 1.2349999999999999
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 | 86.2520 | 86.4730 | 105.8000 | 106.3000 |
| A0-J2 | 127.6940 | 127.8570 | 83.7000 | 84.3000 |
| A0-K0 | 127.9760 | 127.9630 | 63.9410 | 64.4950 |
| G1-J2 | 57.7410 | 57.6910 | 49.5000 | 50.0000 |
| G1-K0 | 85.8390 | 85.7470 | 21.8640 | 22.2700 |
| J2-K0 | 43.8390 | 43.8870 | 344.1810 | 344.5140 |
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 | 60875.34219445 |
| 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 | 86.252 |
| HIERARCH ESO ISS PBL12 END | 86.473 |
| HIERARCH ESO ISS PBLA12 START | 105.8 |
| HIERARCH ESO ISS PBLA12 END | 106.3 |
| HIERARCH ESO ISS PBL13 START | 127.694 |
| HIERARCH ESO ISS PBL13 END | 127.857 |
| HIERARCH ESO ISS PBLA13 START | 83.7 |
| HIERARCH ESO ISS PBLA13 END | 84.3 |
| HIERARCH ESO ISS PBL14 START | 127.976 |
| HIERARCH ESO ISS PBL14 END | 127.963 |
| HIERARCH ESO ISS PBLA14 START | 63.941 |
| HIERARCH ESO ISS PBLA14 END | 64.495 |
| HIERARCH ESO ISS PBL23 START | 57.741 |
| HIERARCH ESO ISS PBL23 END | 57.691 |
| HIERARCH ESO ISS PBLA23 START | 49.5 |
| HIERARCH ESO ISS PBLA23 END | 50.0 |
| HIERARCH ESO ISS PBL24 START | 85.839 |
| HIERARCH ESO ISS PBL24 END | 85.747 |
| HIERARCH ESO ISS PBLA24 START | 21.864 |
| HIERARCH ESO ISS PBLA24 END | 22.27 |
| HIERARCH ESO ISS PBL34 START | 43.839 |
| HIERARCH ESO ISS PBL34 END | 43.887 |
| HIERARCH ESO ISS PBLA34 START | 344.181 |
| HIERARCH ESO ISS PBLA34 END | 344.514 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.002939 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.002924 |
| HIERARCH ESO ISS AMBI TEMP | 12.68 |
| HIERARCH ESO ISS AMBI FWHM START | 1.26 |
| HIERARCH ESO ISS AMBI FWHM END | 1.21 |
| HIERARCH ESO FT ROBJ NAME | HD142A |
| HIERARCH ESO FT ROBJ ALPHA | 000619.175 |
| HIERARCH ESO FT ROBJ DELTA | -490430.671 |