Exposure
- ID
- GRAVI.2025-07-19T08:29:45.643_1
- Header ID
- GRAVI.2025-07-19T08:29:45.643
- 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 08:29:45.643
- UTC End
- 2025-07-19 08:32:25.643
- MJD Start
- 60875.3540005
- MJD End
- 60875.35585235186
- Exposure time (s)
- 160.0
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.004544
- Ambient temperature (°C)
- 12.8
- Seeing (arcsec)
- 0.6950000000000001
Observation
- ID
- 68865
- 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
- 51233
- Name
- HD142A
- RA
- 1.581387
- DEC
- -49.07592
Instrument
Projected baselines
| Baseline | Length start | Length end | Angle start | Angle end |
|---|---|---|---|---|
| A0-G1 | 87.4370 | 87.6220 | 108.7000 | 109.3000 |
| A0-J2 | 128.5110 | 128.6230 | 86.9000 | 87.5000 |
| A0-K0 | 127.7960 | 127.7390 | 67.1160 | 67.6630 |
| G1-J2 | 57.4130 | 57.3470 | 52.5000 | 53.0000 |
| G1-K0 | 85.2760 | 85.1700 | 24.1900 | 24.5890 |
| J2-K0 | 44.1000 | 44.1410 | 346.1120 | 346.4500 |
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 | 60875.3540005 |
| HIERARCH ESO DPR TECH | INTERFEROMETRY,WOLLASTON |
| HIERARCH ESO OBS TARG NAME | HD 142 |
| HIERARCH ESO INS SOBJ NAME | HD142A |
| 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 | 87.437 |
| HIERARCH ESO ISS PBL12 END | 87.622 |
| HIERARCH ESO ISS PBLA12 START | 108.7 |
| HIERARCH ESO ISS PBLA12 END | 109.3 |
| HIERARCH ESO ISS PBL13 START | 128.511 |
| HIERARCH ESO ISS PBL13 END | 128.623 |
| HIERARCH ESO ISS PBLA13 START | 86.9 |
| HIERARCH ESO ISS PBLA13 END | 87.5 |
| HIERARCH ESO ISS PBL14 START | 127.796 |
| HIERARCH ESO ISS PBL14 END | 127.739 |
| HIERARCH ESO ISS PBLA14 START | 67.116 |
| HIERARCH ESO ISS PBLA14 END | 67.663 |
| HIERARCH ESO ISS PBL23 START | 57.413 |
| HIERARCH ESO ISS PBL23 END | 57.347 |
| HIERARCH ESO ISS PBLA23 START | 52.5 |
| HIERARCH ESO ISS PBLA23 END | 53.0 |
| HIERARCH ESO ISS PBL24 START | 85.276 |
| HIERARCH ESO ISS PBL24 END | 85.17 |
| HIERARCH ESO ISS PBLA24 START | 24.19 |
| HIERARCH ESO ISS PBLA24 END | 24.589 |
| HIERARCH ESO ISS PBL34 START | 44.1 |
| HIERARCH ESO ISS PBL34 END | 44.141 |
| HIERARCH ESO ISS PBLA34 START | 346.112 |
| HIERARCH ESO ISS PBLA34 END | 346.45 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.004406 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.004682 |
| HIERARCH ESO ISS AMBI TEMP | 12.8 |
| HIERARCH ESO ISS AMBI FWHM START | 0.76 |
| HIERARCH ESO ISS AMBI FWHM END | 0.63 |
| HIERARCH ESO FT ROBJ NAME | HD142B |
| HIERARCH ESO FT ROBJ ALPHA | 000619.1267 |
| HIERARCH ESO FT ROBJ DELTA | -490434.3173 |