Exposure
- ID
- GRAVI.2025-07-15T09:16:08.621_2
- Header ID
- GRAVI.2025-07-15T09:16:08.621
- Date updated
- 2025-07-15 09:30:40 UTC+0000
- Release date
- 2026-01-11 09:30:40 UTC+0000
- UTC Start
- 2025-07-15 09:16:08.621
- UTC End
- 2025-07-15 09:18:48.621
- MJD Start
- 60871.38621089
- MJD End
- 60871.388062741855
- Exposure time (s)
- 160.0
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.006225
- Ambient temperature (°C)
- 11.12
- Seeing (arcsec)
- 0.375
Observation
- ID
- 68797
- Category
- science
- Program ID
- 115.27YJ.001
- 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
- 51187
- Name
- HD142A
- RA
- 1.5798966666666665
- DEC
- -49.07518644444445
Instrument
- Interferometer
- VLTI
- Instrument
- GRAVITY_FT
- Instrument mode
- LOW
- Instrument sub-mode
- DUAL
- Stations
- A0 G1 J2 K0
Projected baselines
| Baseline | Length start | Length end | Angle start | Angle end |
|---|---|---|---|---|
| A0-G1 | 89.0580 | 89.1800 | 114.1000 | 114.7000 |
| A0-J2 | 129.2150 | 129.2300 | 92.7000 | 93.3000 |
| A0-K0 | 126.7910 | 126.6450 | 72.7470 | 73.2870 |
| G1-J2 | 56.5630 | 56.4620 | 57.7000 | 58.2000 |
| G1-K0 | 84.0340 | 83.8970 | 28.2790 | 28.6670 |
| J2-K0 | 44.4720 | 44.5020 | 349.6640 | 350.0110 |
Header: used keywords
| Key | Value |
|---|---|
| HIERARCH ESO OBS PROG ID | 115.27YJ.001 |
| HIERARCH ESO DPR CATG | SCIENCE |
| HIERARCH ESO DPR TYPE | OBJECT,DUAL |
| MJD-OBS | 60871.38621089 |
| HIERARCH ESO DPR TECH | INTERFEROMETRY,WOLLASTON |
| HIERARCH ESO OBS TARG NAME | HD 142 |
| HIERARCH ESO INS SOBJ NAME | HD142B |
| RA | 1.581384 |
| 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 | 89.058 |
| HIERARCH ESO ISS PBL12 END | 89.18 |
| HIERARCH ESO ISS PBLA12 START | 114.1 |
| HIERARCH ESO ISS PBLA12 END | 114.7 |
| HIERARCH ESO ISS PBL13 START | 129.215 |
| HIERARCH ESO ISS PBL13 END | 129.23 |
| HIERARCH ESO ISS PBLA13 START | 92.7 |
| HIERARCH ESO ISS PBLA13 END | 93.3 |
| HIERARCH ESO ISS PBL14 START | 126.791 |
| HIERARCH ESO ISS PBL14 END | 126.645 |
| HIERARCH ESO ISS PBLA14 START | 72.747 |
| HIERARCH ESO ISS PBLA14 END | 73.287 |
| HIERARCH ESO ISS PBL23 START | 56.563 |
| HIERARCH ESO ISS PBL23 END | 56.462 |
| HIERARCH ESO ISS PBLA23 START | 57.7 |
| HIERARCH ESO ISS PBLA23 END | 58.2 |
| HIERARCH ESO ISS PBL24 START | 84.034 |
| HIERARCH ESO ISS PBL24 END | 83.897 |
| HIERARCH ESO ISS PBLA24 START | 28.279 |
| HIERARCH ESO ISS PBLA24 END | 28.667 |
| HIERARCH ESO ISS PBL34 START | 44.472 |
| HIERARCH ESO ISS PBL34 END | 44.502 |
| HIERARCH ESO ISS PBLA34 START | 349.664 |
| HIERARCH ESO ISS PBLA34 END | 350.011 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.005932 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.006518 |
| HIERARCH ESO ISS AMBI TEMP | 11.12 |
| HIERARCH ESO ISS AMBI FWHM START | 0.37 |
| HIERARCH ESO ISS AMBI FWHM END | 0.38 |
| HIERARCH ESO FT ROBJ NAME | HD142A |
| HIERARCH ESO FT ROBJ ALPHA | 000619.1752 |
| HIERARCH ESO FT ROBJ DELTA | -490430.6712 |