Exposure
- ID
- GRAVI.2025-11-12T01:31:41.002_2
- Header ID
- GRAVI.2025-11-12T01:31:41.002
- Date updated
- 2025-11-12 01:40:55 UTC+0000
- Release date
- 2026-11-12 01:40:55 UTC+0000
- UTC Start
- 2025-11-12 01:31:41.002
- UTC End
- 2025-11-12 01:32:13.002
- MJD Start
- 60991.06366901
- MJD End
- 60991.06403938037
- Exposure time (s)
- 32.0
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.00378
- Ambient temperature (°C)
- 14.67
- Seeing (arcsec)
- 0.97
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 | 48.3280 | 48.2580 | 39.1000 | 39.3000 |
| U1-U3 | 87.8820 | 87.7380 | 46.5000 | 46.7000 |
| U1-U4 | 118.4410 | 118.2410 | 77.4890 | 77.7450 |
| U2-U3 | 40.4380 | 40.3660 | 55.4000 | 55.6000 |
| U2-U4 | 85.9470 | 85.8540 | 97.9100 | 98.1960 |
| U3-U4 | 62.4540 | 62.4490 | 123.8700 | 124.1500 |
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 | 60991.06366901 |
| HIERARCH ESO DPR TECH | INTERFEROMETRY,DIRECT |
| HIERARCH ESO OBS TARG NAME | HIP 113201 |
| HIERARCH ESO INS SOBJ NAME | HIP_113201 |
| RA | 343.868504 |
| DEC | -52.303 |
| 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 | 48.328 |
| HIERARCH ESO ISS PBL12 END | 48.258 |
| HIERARCH ESO ISS PBLA12 START | 39.1 |
| HIERARCH ESO ISS PBLA12 END | 39.3 |
| HIERARCH ESO ISS PBL13 START | 87.882 |
| HIERARCH ESO ISS PBL13 END | 87.738 |
| HIERARCH ESO ISS PBLA13 START | 46.5 |
| HIERARCH ESO ISS PBLA13 END | 46.7 |
| HIERARCH ESO ISS PBL14 START | 118.441 |
| HIERARCH ESO ISS PBL14 END | 118.241 |
| HIERARCH ESO ISS PBLA14 START | 77.489 |
| HIERARCH ESO ISS PBLA14 END | 77.745 |
| HIERARCH ESO ISS PBL23 START | 40.438 |
| HIERARCH ESO ISS PBL23 END | 40.366 |
| HIERARCH ESO ISS PBLA23 START | 55.4 |
| HIERARCH ESO ISS PBLA23 END | 55.6 |
| HIERARCH ESO ISS PBL24 START | 85.947 |
| HIERARCH ESO ISS PBL24 END | 85.854 |
| HIERARCH ESO ISS PBLA24 START | 97.91 |
| HIERARCH ESO ISS PBLA24 END | 98.196 |
| HIERARCH ESO ISS PBL34 START | 62.454 |
| HIERARCH ESO ISS PBL34 END | 62.449 |
| HIERARCH ESO ISS PBLA34 START | 123.87 |
| HIERARCH ESO ISS PBLA34 END | 124.15 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.00378 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.00378 |
| HIERARCH ESO ISS AMBI TEMP | 14.67 |
| HIERARCH ESO ISS AMBI FWHM START | 0.97 |
| HIERARCH ESO ISS AMBI FWHM END | 0.97 |
| HIERARCH ESO FT ROBJ NAME | HIP_113201 |
| HIERARCH ESO FT ROBJ ALPHA | 225527.195 |
| HIERARCH ESO FT ROBJ DELTA | -521809.464 |