Exposure
- ID
- GRAVI.2025-11-11T03:31:21.813_2
- Header ID
- GRAVI.2025-11-11T03:31:21.813
- Date updated
- 2025-11-11 03:50:41 UTC+0000
- Release date
- 2026-11-11 03:50:41 UTC+0000
- UTC Start
- 2025-11-11 03:31:21.813
- UTC End
- 2025-11-11 03:36:41.813
- MJD Start
- 60990.14678024
- MJD End
- 60990.150483943704
- Exposure time (s)
- 320.0
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.00326
- Ambient temperature (°C)
- 14.78
- Seeing (arcsec)
- 0.665
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 | 56.5130 | 56.5070 | 6.4000 | 7.3000 |
| U1-U3 | 102.4080 | 102.4170 | 11.6000 | 12.5000 |
| U1-U4 | 124.6450 | 125.1160 | 35.3070 | 36.5470 |
| U2-U3 | 46.4110 | 46.4420 | 17.9000 | 19.0000 |
| U2-U4 | 80.0040 | 80.7110 | 55.2900 | 56.5730 |
| U3-U4 | 51.5170 | 52.2730 | 88.4550 | 89.4120 |
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 | 60990.14678024 |
| HIERARCH ESO DPR TECH | INTERFEROMETRY,DIRECT |
| HIERARCH ESO OBS TARG NAME | HIP 22059 |
| HIERARCH ESO INS SOBJ NAME | HIP_22059 |
| RA | 71.176912 |
| DEC | -37.12183 |
| 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 | 374.0 |
| HIERARCH ESO DET2 SEQ1 DIT | 10.0 |
| HIERARCH ESO DET2 NDIT | 32 |
| HIERARCH ESO ISS PBL12 START | 56.513 |
| HIERARCH ESO ISS PBL12 END | 56.507 |
| HIERARCH ESO ISS PBLA12 START | 6.4 |
| HIERARCH ESO ISS PBLA12 END | 7.3 |
| HIERARCH ESO ISS PBL13 START | 102.408 |
| HIERARCH ESO ISS PBL13 END | 102.417 |
| HIERARCH ESO ISS PBLA13 START | 11.6 |
| HIERARCH ESO ISS PBLA13 END | 12.5 |
| HIERARCH ESO ISS PBL14 START | 124.645 |
| HIERARCH ESO ISS PBL14 END | 125.116 |
| HIERARCH ESO ISS PBLA14 START | 35.307 |
| HIERARCH ESO ISS PBLA14 END | 36.547 |
| HIERARCH ESO ISS PBL23 START | 46.411 |
| HIERARCH ESO ISS PBL23 END | 46.442 |
| HIERARCH ESO ISS PBLA23 START | 17.9 |
| HIERARCH ESO ISS PBLA23 END | 19.0 |
| HIERARCH ESO ISS PBL24 START | 80.004 |
| HIERARCH ESO ISS PBL24 END | 80.711 |
| HIERARCH ESO ISS PBLA24 START | 55.29 |
| HIERARCH ESO ISS PBLA24 END | 56.573 |
| HIERARCH ESO ISS PBL34 START | 51.517 |
| HIERARCH ESO ISS PBL34 END | 52.273 |
| HIERARCH ESO ISS PBLA34 START | 88.455 |
| HIERARCH ESO ISS PBLA34 END | 89.412 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.002883 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.003637 |
| HIERARCH ESO ISS AMBI TEMP | 14.78 |
| HIERARCH ESO ISS AMBI FWHM START | 0.72 |
| HIERARCH ESO ISS AMBI FWHM END | 0.61 |
| HIERARCH ESO FT ROBJ NAME | HIP_22059 |
| HIERARCH ESO FT ROBJ ALPHA | 044441.746 |
| HIERARCH ESO FT ROBJ DELTA | -370716.766 |