Exposure
- ID
- GRAVI.2025-09-22T05:29:47.890_1
- Header ID
- GRAVI.2025-09-22T05:29:47.890
- Date updated
- 2025-09-22 05:41:28 UTC+0000
- Release date
- 2026-03-21 05:41:28 UTC+0000
- UTC Start
- 2025-09-22 05:29:47.890
- UTC End
- 2025-09-22 05:32:27.890
- MJD Start
- 60940.22902651
- MJD End
- 60940.23087836186
- Exposure time (s)
- 160.0
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.0055005
- Ambient temperature (°C)
- 11.0
- Seeing (arcsec)
- 0.495
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 | 90.3140 | 90.3540 | 122.2000 | 122.7000 |
| A0-J2 | 128.4520 | 128.3300 | 101.3000 | 101.8000 |
| A0-K0 | 123.6100 | 123.3280 | 80.9030 | 81.4400 |
| G1-J2 | 54.6380 | 54.4810 | 65.1000 | 65.6000 |
| G1-K0 | 81.6060 | 81.4190 | 33.9980 | 34.3610 |
| J2-K0 | 44.8060 | 44.8190 | 354.9820 | 355.3350 |
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 | 60940.22902651 |
| 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 | 90.314 |
| HIERARCH ESO ISS PBL12 END | 90.354 |
| HIERARCH ESO ISS PBLA12 START | 122.2 |
| HIERARCH ESO ISS PBLA12 END | 122.7 |
| HIERARCH ESO ISS PBL13 START | 128.452 |
| HIERARCH ESO ISS PBL13 END | 128.33 |
| HIERARCH ESO ISS PBLA13 START | 101.3 |
| HIERARCH ESO ISS PBLA13 END | 101.8 |
| HIERARCH ESO ISS PBL14 START | 123.61 |
| HIERARCH ESO ISS PBL14 END | 123.328 |
| HIERARCH ESO ISS PBLA14 START | 80.903 |
| HIERARCH ESO ISS PBLA14 END | 81.44 |
| HIERARCH ESO ISS PBL23 START | 54.638 |
| HIERARCH ESO ISS PBL23 END | 54.481 |
| HIERARCH ESO ISS PBLA23 START | 65.1 |
| HIERARCH ESO ISS PBLA23 END | 65.6 |
| HIERARCH ESO ISS PBL24 START | 81.606 |
| HIERARCH ESO ISS PBL24 END | 81.419 |
| HIERARCH ESO ISS PBLA24 START | 33.998 |
| HIERARCH ESO ISS PBLA24 END | 34.361 |
| HIERARCH ESO ISS PBL34 START | 44.806 |
| HIERARCH ESO ISS PBL34 END | 44.819 |
| HIERARCH ESO ISS PBLA34 START | 354.982 |
| HIERARCH ESO ISS PBLA34 END | 355.335 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.006036 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.004965 |
| HIERARCH ESO ISS AMBI TEMP | 11.0 |
| HIERARCH ESO ISS AMBI FWHM START | 0.52 |
| HIERARCH ESO ISS AMBI FWHM END | 0.47 |
| HIERARCH ESO FT ROBJ NAME | HD142B |
| HIERARCH ESO FT ROBJ ALPHA | 000619.1262 |
| HIERARCH ESO FT ROBJ DELTA | -490434.3197 |