Exposure
- ID
- GRAVI.2025-11-12T00:35:16.859_2
- Header ID
- GRAVI.2025-11-12T00:35:16.859
- Date updated
- 2025-11-12 00:46:18 UTC+0000
- Release date
- 2026-11-12 00:46:18 UTC+0000
- UTC Start
- 2025-11-12 00:35:16.859
- UTC End
- 2025-11-12 00:39:56.859
- MJD Start
- 60991.02450068
- MJD End
- 60991.027741420745
- Exposure time (s)
- 280.0
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.0057135
- Ambient temperature (°C)
- 14.52
- Seeing (arcsec)
- 0.86
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 | 50.7180 | 50.5210 | 31.8000 | 32.6000 |
| U1-U3 | 92.8020 | 92.3970 | 38.7000 | 39.5000 |
| U1-U4 | 124.9760 | 124.4680 | 67.2890 | 68.2750 |
| U2-U3 | 42.8870 | 42.6870 | 46.9000 | 47.7000 |
| U2-U4 | 88.6850 | 88.5070 | 86.6620 | 87.7380 |
| U3-U4 | 62.0980 | 62.1840 | 112.8710 | 113.9190 |
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 | 60991.02450068 |
| HIERARCH ESO DPR TECH | INTERFEROMETRY,DIRECT |
| HIERARCH ESO OBS TARG NAME | HIP 113201 |
| HIERARCH ESO INS SOBJ NAME | HIP_113201 |
| RA | 343.868472 |
| DEC | -52.30296 |
| 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 | 50.718 |
| HIERARCH ESO ISS PBL12 END | 50.521 |
| HIERARCH ESO ISS PBLA12 START | 31.8 |
| HIERARCH ESO ISS PBLA12 END | 32.6 |
| HIERARCH ESO ISS PBL13 START | 92.802 |
| HIERARCH ESO ISS PBL13 END | 92.397 |
| HIERARCH ESO ISS PBLA13 START | 38.7 |
| HIERARCH ESO ISS PBLA13 END | 39.5 |
| HIERARCH ESO ISS PBL14 START | 124.976 |
| HIERARCH ESO ISS PBL14 END | 124.468 |
| HIERARCH ESO ISS PBLA14 START | 67.289 |
| HIERARCH ESO ISS PBLA14 END | 68.275 |
| HIERARCH ESO ISS PBL23 START | 42.887 |
| HIERARCH ESO ISS PBL23 END | 42.687 |
| HIERARCH ESO ISS PBLA23 START | 46.9 |
| HIERARCH ESO ISS PBLA23 END | 47.7 |
| HIERARCH ESO ISS PBL24 START | 88.685 |
| HIERARCH ESO ISS PBL24 END | 88.507 |
| HIERARCH ESO ISS PBLA24 START | 86.662 |
| HIERARCH ESO ISS PBLA24 END | 87.738 |
| HIERARCH ESO ISS PBL34 START | 62.098 |
| HIERARCH ESO ISS PBL34 END | 62.184 |
| HIERARCH ESO ISS PBLA34 START | 112.871 |
| HIERARCH ESO ISS PBLA34 END | 113.919 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.006269 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.005158 |
| HIERARCH ESO ISS AMBI TEMP | 14.52 |
| HIERARCH ESO ISS AMBI FWHM START | 0.85 |
| HIERARCH ESO ISS AMBI FWHM END | 0.87 |
| HIERARCH ESO FT ROBJ NAME | HIP_113201 |
| HIERARCH ESO FT ROBJ ALPHA | 225527.195 |
| HIERARCH ESO FT ROBJ DELTA | -521809.464 |