Exposure
- ID
- GRAVI.2025-09-22T05:36:11.907_1
- Header ID
- GRAVI.2025-09-22T05:36:11.907
- Date updated
- 2025-09-22 05:45:54 UTC+0000
- Release date
- 2026-03-21 05:45:54 UTC+0000
- UTC Start
- 2025-09-22 05:36:11.907
- UTC End
- 2025-09-22 05:38:51.907
- MJD Start
- 60940.23347115
- MJD End
- 60940.235323001856
- Exposure time (s)
- 160.0
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.0056075
- Ambient temperature (°C)
- 11.2
- Seeing (arcsec)
- 0.55
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 | 90.3950 | 90.4250 | 123.4000 | 123.9000 |
| A0-J2 | 128.1750 | 128.0340 | 102.5000 | 103.1000 |
| A0-K0 | 122.9850 | 122.6830 | 82.0720 | 82.6100 |
| G1-J2 | 54.2920 | 54.1270 | 66.1000 | 66.6000 |
| G1-K0 | 81.1950 | 81.0000 | 34.7870 | 35.1470 |
| J2-K0 | 44.8340 | 44.8450 | 355.7500 | 356.1030 |
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 | 60940.23347115 |
| 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 | 90.395 |
| HIERARCH ESO ISS PBL12 END | 90.425 |
| HIERARCH ESO ISS PBLA12 START | 123.4 |
| HIERARCH ESO ISS PBLA12 END | 123.9 |
| HIERARCH ESO ISS PBL13 START | 128.175 |
| HIERARCH ESO ISS PBL13 END | 128.034 |
| HIERARCH ESO ISS PBLA13 START | 102.5 |
| HIERARCH ESO ISS PBLA13 END | 103.1 |
| HIERARCH ESO ISS PBL14 START | 122.985 |
| HIERARCH ESO ISS PBL14 END | 122.683 |
| HIERARCH ESO ISS PBLA14 START | 82.072 |
| HIERARCH ESO ISS PBLA14 END | 82.61 |
| HIERARCH ESO ISS PBL23 START | 54.292 |
| HIERARCH ESO ISS PBL23 END | 54.127 |
| HIERARCH ESO ISS PBLA23 START | 66.1 |
| HIERARCH ESO ISS PBLA23 END | 66.6 |
| HIERARCH ESO ISS PBL24 START | 81.195 |
| HIERARCH ESO ISS PBL24 END | 81.0 |
| HIERARCH ESO ISS PBLA24 START | 34.787 |
| HIERARCH ESO ISS PBLA24 END | 35.147 |
| HIERARCH ESO ISS PBL34 START | 44.834 |
| HIERARCH ESO ISS PBL34 END | 44.845 |
| HIERARCH ESO ISS PBLA34 START | 355.75 |
| HIERARCH ESO ISS PBLA34 END | 356.103 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.005856 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.005359 |
| HIERARCH ESO ISS AMBI TEMP | 11.2 |
| HIERARCH ESO ISS AMBI FWHM START | 0.57 |
| HIERARCH ESO ISS AMBI FWHM END | 0.53 |
| HIERARCH ESO FT ROBJ NAME | HD142A |
| HIERARCH ESO FT ROBJ ALPHA | 000619.1748 |
| HIERARCH ESO FT ROBJ DELTA | -490430.6713 |