Exposure
- ID
- GRAVI.2025-11-11T02:52:33.714_2
- Header ID
- GRAVI.2025-11-11T02:52:33.714
- Date updated
- 2025-11-11 03:00:51 UTC+0000
- Release date
- 2026-11-11 03:00:51 UTC+0000
- UTC Start
- 2025-11-11 02:52:33.714
- UTC End
- 2025-11-11 02:53:05.714
- MJD Start
- 60990.11983465
- MJD End
- 60990.12020502037
- Exposure time (s)
- 32.0
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.002478
- Ambient temperature (°C)
- 14.86
- Seeing (arcsec)
- 0.875
Observation
- ID
- 71438
- Category
- science
- Program ID
- 116.28WY.001
- Program Title
- DANCING WITH THE STARS: DETECTION OF THE HIDDEN TERTIARY BROWN DWARFS IN TWO NEARBY BINARY SYSTEMS
- Program Type
- Normal
- PI / COI
- MATTHEWS / NOWAK / BILLER / CEVA / FORVEILLE / RICKMAN / SÉGRANSAN / UDRY / WINTERHALDER
Target
- ID
- 53052
- Name
- HIP_22059
- RA
- 71.17394166666666
- DEC
- -37.12132388888889
Instrument
- Interferometer
- VLTI
- Instrument
- GRAVITY_FT
- Instrument mode
- LOW
- Instrument sub-mode
- DUAL
- Stations
- U1 U2 U3 U4
Projected baselines
| Baseline | Length start | Length end | Angle start | Angle end |
|---|---|---|---|---|
| U1-U2 | 56.5300 | 56.5300 | 0.8000 | 1.0000 |
| U1-U3 | 102.3410 | 102.3430 | 5.5000 | 5.7000 |
| U1-U4 | 121.6930 | 121.7970 | 27.1730 | 27.4790 |
| U2-U3 | 46.2270 | 46.2330 | 11.2000 | 11.4000 |
| U2-U4 | 75.3650 | 75.5360 | 46.6460 | 46.9790 |
| U3-U4 | 46.2980 | 46.5000 | 82.0780 | 82.3230 |
Header: used keywords
| Key | Value |
|---|---|
| HIERARCH ESO OBS PROG ID | 116.28WY.001 |
| HIERARCH ESO DPR CATG | SCIENCE |
| HIERARCH ESO DPR TYPE | OBJECT,DUAL |
| MJD-OBS | 60990.11983465 |
| HIERARCH ESO DPR TECH | INTERFEROMETRY,DIRECT |
| HIERARCH ESO OBS TARG NAME | HIP 22059 |
| HIERARCH ESO INS SOBJ NAME | HIP_22059 |
| RA | 71.176923 |
| DEC | -37.12184 |
| HIERARCH ESO INS SPEC RES | HIGH |
| HIERARCH ESO INS POLA MODE | COMBINED |
| HIERARCH ESO ISS CONF NTEL | 4 |
| HIERARCH ESO ISS CONF STATION1 | U1 |
| HIERARCH ESO ISS CONF STATION2 | U2 |
| HIERARCH ESO ISS CONF STATION3 | U3 |
| HIERARCH ESO ISS CONF STATION4 | U4 |
| EXPTIME | 86.0 |
| HIERARCH ESO DET2 SEQ1 DIT | 1.0 |
| HIERARCH ESO DET2 NDIT | 32 |
| HIERARCH ESO ISS PBL12 START | 56.53 |
| HIERARCH ESO ISS PBL12 END | 56.53 |
| HIERARCH ESO ISS PBLA12 START | 0.8 |
| HIERARCH ESO ISS PBLA12 END | 1.0 |
| HIERARCH ESO ISS PBL13 START | 102.341 |
| HIERARCH ESO ISS PBL13 END | 102.343 |
| HIERARCH ESO ISS PBLA13 START | 5.5 |
| HIERARCH ESO ISS PBLA13 END | 5.7 |
| HIERARCH ESO ISS PBL14 START | 121.693 |
| HIERARCH ESO ISS PBL14 END | 121.797 |
| HIERARCH ESO ISS PBLA14 START | 27.173 |
| HIERARCH ESO ISS PBLA14 END | 27.479 |
| HIERARCH ESO ISS PBL23 START | 46.227 |
| HIERARCH ESO ISS PBL23 END | 46.233 |
| HIERARCH ESO ISS PBLA23 START | 11.2 |
| HIERARCH ESO ISS PBLA23 END | 11.4 |
| HIERARCH ESO ISS PBL24 START | 75.365 |
| HIERARCH ESO ISS PBL24 END | 75.536 |
| HIERARCH ESO ISS PBLA24 START | 46.646 |
| HIERARCH ESO ISS PBLA24 END | 46.979 |
| HIERARCH ESO ISS PBL34 START | 46.298 |
| HIERARCH ESO ISS PBL34 END | 46.5 |
| HIERARCH ESO ISS PBLA34 START | 82.078 |
| HIERARCH ESO ISS PBLA34 END | 82.323 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.002478 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.002478 |
| HIERARCH ESO ISS AMBI TEMP | 14.86 |
| HIERARCH ESO ISS AMBI FWHM START | 0.86 |
| HIERARCH ESO ISS AMBI FWHM END | 0.89 |
| HIERARCH ESO FT ROBJ NAME | HIP_22059 |
| HIERARCH ESO FT ROBJ ALPHA | 044441.746 |
| HIERARCH ESO FT ROBJ DELTA | -370716.766 |