Exposure
- ID
- GRAVI.2025-11-12T00:25:31.835_2
- Header ID
- GRAVI.2025-11-12T00:25:31.835
- Date updated
- 2025-11-12 00:36:41 UTC+0000
- Release date
- 2026-11-12 00:36:41 UTC+0000
- UTC Start
- 2025-11-12 00:25:31.835
- UTC End
- 2025-11-12 00:26:03.835
- MJD Start
- 60991.01772957
- MJD End
- 60991.01809994037
- Exposure time (s)
- 32.0
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.0055709999999999996
- Ambient temperature (°C)
- 14.62
- Seeing (arcsec)
- 0.94
Observation
- ID
- 71523
- 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
- 53108
- Name
- HIP_113201
- RA
- 343.86331249999995
- DEC
- -52.30262888888888
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 | 51.0530 | 51.0070 | 30.5000 | 30.7000 |
| U1-U3 | 93.4900 | 93.3950 | 37.3000 | 37.5000 |
| U1-U4 | 125.8170 | 125.7020 | 65.5230 | 65.7770 |
| U2-U3 | 43.2260 | 43.1790 | 45.4000 | 45.6000 |
| U2-U4 | 88.9550 | 88.9200 | 84.7420 | 85.0170 |
| U3-U4 | 61.9140 | 61.9430 | 111.0070 | 111.2730 |
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 | 60991.01772957 |
| HIERARCH ESO DPR TECH | INTERFEROMETRY,DIRECT |
| HIERARCH ESO OBS TARG NAME | HIP 113201 |
| HIERARCH ESO INS SOBJ NAME | HIP_113201 |
| RA | 343.868462 |
| DEC | -52.30297 |
| 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 | 51.053 |
| HIERARCH ESO ISS PBL12 END | 51.007 |
| HIERARCH ESO ISS PBLA12 START | 30.5 |
| HIERARCH ESO ISS PBLA12 END | 30.7 |
| HIERARCH ESO ISS PBL13 START | 93.49 |
| HIERARCH ESO ISS PBL13 END | 93.395 |
| HIERARCH ESO ISS PBLA13 START | 37.3 |
| HIERARCH ESO ISS PBLA13 END | 37.5 |
| HIERARCH ESO ISS PBL14 START | 125.817 |
| HIERARCH ESO ISS PBL14 END | 125.702 |
| HIERARCH ESO ISS PBLA14 START | 65.523 |
| HIERARCH ESO ISS PBLA14 END | 65.777 |
| HIERARCH ESO ISS PBL23 START | 43.226 |
| HIERARCH ESO ISS PBL23 END | 43.179 |
| HIERARCH ESO ISS PBLA23 START | 45.4 |
| HIERARCH ESO ISS PBLA23 END | 45.6 |
| HIERARCH ESO ISS PBL24 START | 88.955 |
| HIERARCH ESO ISS PBL24 END | 88.92 |
| HIERARCH ESO ISS PBLA24 START | 84.742 |
| HIERARCH ESO ISS PBLA24 END | 85.017 |
| HIERARCH ESO ISS PBL34 START | 61.914 |
| HIERARCH ESO ISS PBL34 END | 61.943 |
| HIERARCH ESO ISS PBLA34 START | 111.007 |
| HIERARCH ESO ISS PBLA34 END | 111.273 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.00514 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.006002 |
| HIERARCH ESO ISS AMBI TEMP | 14.62 |
| HIERARCH ESO ISS AMBI FWHM START | 1.06 |
| HIERARCH ESO ISS AMBI FWHM END | 0.82 |
| HIERARCH ESO FT ROBJ NAME | HIP_113201 |
| HIERARCH ESO FT ROBJ ALPHA | 225527.195 |
| HIERARCH ESO FT ROBJ DELTA | -521809.464 |