Exposure
- ID
- GRAVI.2025-09-22T05:47:35.936_1
- Header ID
- GRAVI.2025-09-22T05:47:35.936
- Date updated
- 2025-09-22 06:00:49 UTC+0000
- Release date
- 2026-03-21 06:00:49 UTC+0000
- UTC Start
- 2025-09-22 05:47:35.936
- UTC End
- 2025-09-22 05:50:15.936
- MJD Start
- 60940.24138815
- MJD End
- 60940.24324000186
- Exposure time (s)
- 160.0
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.004471
- Ambient temperature (°C)
- 11.65
- Seeing (arcsec)
- 0.75
Observation
- ID
- 70493
- 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
- 52273
- Name
- HD142A
- RA
- 1.581421
- DEC
- -49.07593
Instrument
Projected baselines
| Baseline | Length start | Length end | Angle start | Angle end |
|---|---|---|---|---|
| A0-G1 | 90.4840 | 90.4960 | 125.5000 | 126.0000 |
| A0-J2 | 127.5860 | 127.4130 | 104.7000 | 105.3000 |
| A0-K0 | 121.7720 | 121.4350 | 84.1510 | 84.6930 |
| G1-J2 | 53.6340 | 53.4540 | 68.0000 | 68.5000 |
| G1-K0 | 80.4230 | 80.2140 | 36.1670 | 36.5210 |
| J2-K0 | 44.8720 | 44.8800 | 357.1120 | 357.4670 |
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 | 60940.24138815 |
| HIERARCH ESO DPR TECH | INTERFEROMETRY,WOLLASTON |
| HIERARCH ESO OBS TARG NAME | HD 142 |
| HIERARCH ESO INS SOBJ NAME | HD142A |
| 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 | 90.484 |
| HIERARCH ESO ISS PBL12 END | 90.496 |
| HIERARCH ESO ISS PBLA12 START | 125.5 |
| HIERARCH ESO ISS PBLA12 END | 126.0 |
| HIERARCH ESO ISS PBL13 START | 127.586 |
| HIERARCH ESO ISS PBL13 END | 127.413 |
| HIERARCH ESO ISS PBLA13 START | 104.7 |
| HIERARCH ESO ISS PBLA13 END | 105.3 |
| HIERARCH ESO ISS PBL14 START | 121.772 |
| HIERARCH ESO ISS PBL14 END | 121.435 |
| HIERARCH ESO ISS PBLA14 START | 84.151 |
| HIERARCH ESO ISS PBLA14 END | 84.693 |
| HIERARCH ESO ISS PBL23 START | 53.634 |
| HIERARCH ESO ISS PBL23 END | 53.454 |
| HIERARCH ESO ISS PBLA23 START | 68.0 |
| HIERARCH ESO ISS PBLA23 END | 68.5 |
| HIERARCH ESO ISS PBL24 START | 80.423 |
| HIERARCH ESO ISS PBL24 END | 80.214 |
| HIERARCH ESO ISS PBLA24 START | 36.167 |
| HIERARCH ESO ISS PBLA24 END | 36.521 |
| HIERARCH ESO ISS PBL34 START | 44.872 |
| HIERARCH ESO ISS PBL34 END | 44.88 |
| HIERARCH ESO ISS PBLA34 START | 357.112 |
| HIERARCH ESO ISS PBLA34 END | 357.467 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.004471 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.004471 |
| HIERARCH ESO ISS AMBI TEMP | 11.65 |
| HIERARCH ESO ISS AMBI FWHM START | 0.69 |
| HIERARCH ESO ISS AMBI FWHM END | 0.81 |
| HIERARCH ESO FT ROBJ NAME | HD142B |
| HIERARCH ESO FT ROBJ ALPHA | 000619.1262 |
| HIERARCH ESO FT ROBJ DELTA | -490434.3197 |