Exposure
- ID
- GRAVI.2025-11-12T01:05:34.936_2
- Header ID
- GRAVI.2025-11-12T01:05:34.936
- Date updated
- 2025-11-12 01:20:42 UTC+0000
- Release date
- 2026-11-12 01:20:42 UTC+0000
- UTC Start
- 2025-11-12 01:05:34.936
- UTC End
- 2025-11-12 01:10:14.936
- MJD Start
- 60991.04554324
- MJD End
- 60991.04878398074
- Exposure time (s)
- 280.0
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.0042875
- Ambient temperature (°C)
- 15.03
- Seeing (arcsec)
- 0.8700000000000001
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 | 49.5350 | 49.2970 | 35.8000 | 36.5000 |
| U1-U3 | 90.3690 | 89.8790 | 43.0000 | 43.7000 |
| U1-U4 | 121.8270 | 121.1690 | 72.7510 | 73.7400 |
| U2-U3 | 41.6800 | 41.4360 | 51.5000 | 52.3000 |
| U2-U4 | 87.4590 | 87.1760 | 92.6500 | 93.7430 |
| U3-U4 | 62.4300 | 62.4540 | 118.7170 | 119.7860 |
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 | 60991.04554324 |
| HIERARCH ESO DPR TECH | INTERFEROMETRY,DIRECT |
| HIERARCH ESO OBS TARG NAME | HIP 113201 |
| HIERARCH ESO INS SOBJ NAME | HIP_113201 |
| RA | 343.868497 |
| DEC | -52.30298 |
| 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 | 49.535 |
| HIERARCH ESO ISS PBL12 END | 49.297 |
| HIERARCH ESO ISS PBLA12 START | 35.8 |
| HIERARCH ESO ISS PBLA12 END | 36.5 |
| HIERARCH ESO ISS PBL13 START | 90.369 |
| HIERARCH ESO ISS PBL13 END | 89.879 |
| HIERARCH ESO ISS PBLA13 START | 43.0 |
| HIERARCH ESO ISS PBLA13 END | 43.7 |
| HIERARCH ESO ISS PBL14 START | 121.827 |
| HIERARCH ESO ISS PBL14 END | 121.169 |
| HIERARCH ESO ISS PBLA14 START | 72.751 |
| HIERARCH ESO ISS PBLA14 END | 73.74 |
| HIERARCH ESO ISS PBL23 START | 41.68 |
| HIERARCH ESO ISS PBL23 END | 41.436 |
| HIERARCH ESO ISS PBLA23 START | 51.5 |
| HIERARCH ESO ISS PBLA23 END | 52.3 |
| HIERARCH ESO ISS PBL24 START | 87.459 |
| HIERARCH ESO ISS PBL24 END | 87.176 |
| HIERARCH ESO ISS PBLA24 START | 92.65 |
| HIERARCH ESO ISS PBLA24 END | 93.743 |
| HIERARCH ESO ISS PBL34 START | 62.43 |
| HIERARCH ESO ISS PBL34 END | 62.454 |
| HIERARCH ESO ISS PBLA34 START | 118.717 |
| HIERARCH ESO ISS PBLA34 END | 119.786 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.00396 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.004615 |
| HIERARCH ESO ISS AMBI TEMP | 15.03 |
| HIERARCH ESO ISS AMBI FWHM START | 0.93 |
| HIERARCH ESO ISS AMBI FWHM END | 0.81 |
| HIERARCH ESO FT ROBJ NAME | HIP_113201 |
| HIERARCH ESO FT ROBJ ALPHA | 225527.195 |
| HIERARCH ESO FT ROBJ DELTA | -521809.464 |