Exposure
- ID
- GRAVI.2025-09-22T05:19:14.864_1
- Header ID
- GRAVI.2025-09-22T05:19:14.864
- Date updated
- 2025-09-22 05:30:33 UTC+0000
- Release date
- 2026-03-21 05:30:33 UTC+0000
- UTC Start
- 2025-09-22 05:19:14.864
- UTC End
- 2025-09-22 05:21:54.864
- MJD Start
- 60940.22169981
- MJD End
- 60940.22355166185
- Exposure time (s)
- 160.0
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.00633
- Ambient temperature (°C)
- 10.91
- Seeing (arcsec)
- 0.47
Observation
- ID
- 70491
- Category
- science
- Program ID
- 115.27YJ.007
- 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
- 52272
- Name
- HD142B
- RA
- 1.581421
- DEC
- -49.07593
Instrument
Projected baselines
| Baseline | Length start | Length end | Angle start | Angle end |
|---|---|---|---|---|
| A0-G1 | 90.1300 | 90.1880 | 120.3000 | 120.8000 |
| A0-J2 | 128.8180 | 128.7270 | 99.2000 | 99.8000 |
| A0-K0 | 124.5430 | 124.2940 | 78.9890 | 79.5250 |
| G1-J2 | 55.1660 | 55.0230 | 63.4000 | 63.8000 |
| G1-K0 | 82.2460 | 82.0710 | 32.6870 | 33.0560 |
| J2-K0 | 44.7490 | 44.7660 | 353.7250 | 354.0770 |
Header: used keywords
| Key | Value |
|---|---|
| HIERARCH ESO OBS PROG ID | 115.27YJ.007 |
| HIERARCH ESO DPR CATG | SCIENCE |
| HIERARCH ESO DPR TYPE | OBJECT,DUAL |
| MJD-OBS | 60940.22169981 |
| HIERARCH ESO DPR TECH | INTERFEROMETRY,WOLLASTON |
| HIERARCH ESO OBS TARG NAME | HD 142 |
| HIERARCH ESO INS SOBJ NAME | HD142B |
| RA | 1.581421 |
| DEC | -49.07593 |
| 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 | 90.13 |
| HIERARCH ESO ISS PBL12 END | 90.188 |
| HIERARCH ESO ISS PBLA12 START | 120.3 |
| HIERARCH ESO ISS PBLA12 END | 120.8 |
| HIERARCH ESO ISS PBL13 START | 128.818 |
| HIERARCH ESO ISS PBL13 END | 128.727 |
| HIERARCH ESO ISS PBLA13 START | 99.2 |
| HIERARCH ESO ISS PBLA13 END | 99.8 |
| HIERARCH ESO ISS PBL14 START | 124.543 |
| HIERARCH ESO ISS PBL14 END | 124.294 |
| HIERARCH ESO ISS PBLA14 START | 78.989 |
| HIERARCH ESO ISS PBLA14 END | 79.525 |
| HIERARCH ESO ISS PBL23 START | 55.166 |
| HIERARCH ESO ISS PBL23 END | 55.023 |
| HIERARCH ESO ISS PBLA23 START | 63.4 |
| HIERARCH ESO ISS PBLA23 END | 63.8 |
| HIERARCH ESO ISS PBL24 START | 82.246 |
| HIERARCH ESO ISS PBL24 END | 82.071 |
| HIERARCH ESO ISS PBLA24 START | 32.687 |
| HIERARCH ESO ISS PBLA24 END | 33.056 |
| HIERARCH ESO ISS PBL34 START | 44.749 |
| HIERARCH ESO ISS PBL34 END | 44.766 |
| HIERARCH ESO ISS PBLA34 START | 353.725 |
| HIERARCH ESO ISS PBLA34 END | 354.077 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.00633 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.00633 |
| HIERARCH ESO ISS AMBI TEMP | 10.91 |
| HIERARCH ESO ISS AMBI FWHM START | 0.47 |
| HIERARCH ESO ISS AMBI FWHM END | 0.47 |
| HIERARCH ESO FT ROBJ NAME | HD142A |
| HIERARCH ESO FT ROBJ ALPHA | 000619.175 |
| HIERARCH ESO FT ROBJ DELTA | -490430.671 |