Exposure
- ID
- GRAVI.2025-11-12T01:13:40.957_2
- Header ID
- GRAVI.2025-11-12T01:13:40.957
- Date updated
- 2025-11-12 01:30:59 UTC+0000
- Release date
- 2026-11-12 01:30:59 UTC+0000
- UTC Start
- 2025-11-12 01:13:40.957
- UTC End
- 2025-11-12 01:18:20.957
- MJD Start
- 60991.05116848
- MJD End
- 60991.05440922074
- Exposure time (s)
- 280.0
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.0044095
- Ambient temperature (°C)
- 15.04
- Seeing (arcsec)
- 0.9550000000000001
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 | 49.1800 | 48.9300 | 36.9000 | 37.6000 |
| U1-U3 | 89.6370 | 89.1230 | 44.1000 | 44.8000 |
| U1-U4 | 120.8430 | 120.1450 | 74.2160 | 75.2070 |
| U2-U3 | 41.3150 | 41.0580 | 52.7000 | 53.5000 |
| U2-U4 | 87.0340 | 86.7240 | 94.2700 | 95.3690 |
| U3-U4 | 62.4620 | 62.4710 | 120.3030 | 121.3800 |
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 | 60991.05116848 |
| HIERARCH ESO DPR TECH | INTERFEROMETRY,DIRECT |
| HIERARCH ESO OBS TARG NAME | HIP 113201 |
| HIERARCH ESO INS SOBJ NAME | HIP_113201 |
| RA | 343.868489 |
| DEC | -52.30299 |
| 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 | 329.0 |
| HIERARCH ESO DET2 SEQ1 DIT | 10.0 |
| HIERARCH ESO DET2 NDIT | 28 |
| HIERARCH ESO ISS PBL12 START | 49.18 |
| HIERARCH ESO ISS PBL12 END | 48.93 |
| HIERARCH ESO ISS PBLA12 START | 36.9 |
| HIERARCH ESO ISS PBLA12 END | 37.6 |
| HIERARCH ESO ISS PBL13 START | 89.637 |
| HIERARCH ESO ISS PBL13 END | 89.123 |
| HIERARCH ESO ISS PBLA13 START | 44.1 |
| HIERARCH ESO ISS PBLA13 END | 44.8 |
| HIERARCH ESO ISS PBL14 START | 120.843 |
| HIERARCH ESO ISS PBL14 END | 120.145 |
| HIERARCH ESO ISS PBLA14 START | 74.216 |
| HIERARCH ESO ISS PBLA14 END | 75.207 |
| HIERARCH ESO ISS PBL23 START | 41.315 |
| HIERARCH ESO ISS PBL23 END | 41.058 |
| HIERARCH ESO ISS PBLA23 START | 52.7 |
| HIERARCH ESO ISS PBLA23 END | 53.5 |
| HIERARCH ESO ISS PBL24 START | 87.034 |
| HIERARCH ESO ISS PBL24 END | 86.724 |
| HIERARCH ESO ISS PBLA24 START | 94.27 |
| HIERARCH ESO ISS PBLA24 END | 95.369 |
| HIERARCH ESO ISS PBL34 START | 62.462 |
| HIERARCH ESO ISS PBL34 END | 62.471 |
| HIERARCH ESO ISS PBLA34 START | 120.303 |
| HIERARCH ESO ISS PBLA34 END | 121.38 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.004157 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.004662 |
| HIERARCH ESO ISS AMBI TEMP | 15.04 |
| HIERARCH ESO ISS AMBI FWHM START | 0.89 |
| HIERARCH ESO ISS AMBI FWHM END | 1.02 |
| HIERARCH ESO FT ROBJ NAME | HIP_113201 |
| HIERARCH ESO FT ROBJ ALPHA | 225527.195 |
| HIERARCH ESO FT ROBJ DELTA | -521809.464 |