Exposure
- ID
- GRAVI.2025-07-15T09:12:41.613_2
- Header ID
- GRAVI.2025-07-15T09:12:41.613
- Date updated
- 2025-07-15 09:25:49 UTC+0000
- Release date
- 2026-01-11 09:25:49 UTC+0000
- UTC Start
- 2025-07-15 09:12:41.613
- UTC End
- 2025-07-15 09:15:21.613
- MJD Start
- 60871.38381496
- MJD End
- 60871.38566681185
- Exposure time (s)
- 160.0
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.0062685
- Ambient temperature (°C)
- 11.14
- Seeing (arcsec)
- 0.38
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 | 88.9080 | 89.0380 | 113.5000 | 114.0000 |
| A0-J2 | 129.1860 | 129.2120 | 92.1000 | 92.6000 |
| A0-K0 | 126.9490 | 126.8130 | 72.1210 | 72.6620 |
| G1-J2 | 56.6760 | 56.5790 | 57.1000 | 57.6000 |
| G1-K0 | 84.1890 | 84.0550 | 27.8280 | 28.2180 |
| J2-K0 | 44.4370 | 44.4670 | 349.2620 | 349.6090 |
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 | 60871.38381496 |
| 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 | 88.908 |
| HIERARCH ESO ISS PBL12 END | 89.038 |
| HIERARCH ESO ISS PBLA12 START | 113.5 |
| HIERARCH ESO ISS PBLA12 END | 114.0 |
| HIERARCH ESO ISS PBL13 START | 129.186 |
| HIERARCH ESO ISS PBL13 END | 129.212 |
| HIERARCH ESO ISS PBLA13 START | 92.1 |
| HIERARCH ESO ISS PBLA13 END | 92.6 |
| HIERARCH ESO ISS PBL14 START | 126.949 |
| HIERARCH ESO ISS PBL14 END | 126.813 |
| HIERARCH ESO ISS PBLA14 START | 72.121 |
| HIERARCH ESO ISS PBLA14 END | 72.662 |
| HIERARCH ESO ISS PBL23 START | 56.676 |
| HIERARCH ESO ISS PBL23 END | 56.579 |
| HIERARCH ESO ISS PBLA23 START | 57.1 |
| HIERARCH ESO ISS PBLA23 END | 57.6 |
| HIERARCH ESO ISS PBL24 START | 84.189 |
| HIERARCH ESO ISS PBL24 END | 84.055 |
| HIERARCH ESO ISS PBLA24 START | 27.828 |
| HIERARCH ESO ISS PBLA24 END | 28.218 |
| HIERARCH ESO ISS PBL34 START | 44.437 |
| HIERARCH ESO ISS PBL34 END | 44.467 |
| HIERARCH ESO ISS PBLA34 START | 349.262 |
| HIERARCH ESO ISS PBLA34 END | 349.609 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.006605 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.005932 |
| HIERARCH ESO ISS AMBI TEMP | 11.14 |
| HIERARCH ESO ISS AMBI FWHM START | 0.37 |
| HIERARCH ESO ISS AMBI FWHM END | 0.39 |
| HIERARCH ESO FT ROBJ NAME | HD142A |
| HIERARCH ESO FT ROBJ ALPHA | 000619.1752 |
| HIERARCH ESO FT ROBJ DELTA | -490430.6712 |