Exposure
- ID
- GRAVI.2025-11-12T00:54:01.907_2
- Header ID
- GRAVI.2025-11-12T00:54:01.907
- Date updated
- 2025-11-12 01:01:19 UTC+0000
- Release date
- 2026-11-12 01:01:19 UTC+0000
- UTC Start
- 2025-11-12 00:54:01.907
- UTC End
- 2025-11-12 00:54:33.907
- MJD Start
- 60991.03752207
- MJD End
- 60991.03789244037
- Exposure time (s)
- 32.0
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.003778
- Ambient temperature (°C)
- 14.69
- Seeing (arcsec)
- 1.07
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 | 50.0140 | 49.9580 | 34.3000 | 34.5000 |
| U1-U3 | 91.3540 | 91.2390 | 41.4000 | 41.6000 |
| U1-U4 | 123.1280 | 122.9770 | 70.6630 | 70.9150 |
| U2-U3 | 42.1700 | 42.1130 | 49.8000 | 50.0000 |
| U2-U4 | 87.9960 | 87.9360 | 90.3520 | 90.6290 |
| U3-U4 | 62.3440 | 62.3570 | 116.4690 | 116.7400 |
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 | 60991.03752207 |
| HIERARCH ESO DPR TECH | INTERFEROMETRY,DIRECT |
| HIERARCH ESO OBS TARG NAME | HIP 113201 |
| HIERARCH ESO INS SOBJ NAME | HIP_113201 |
| RA | 343.868479 |
| 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 | 86.0 |
| HIERARCH ESO DET2 SEQ1 DIT | 1.0 |
| HIERARCH ESO DET2 NDIT | 32 |
| HIERARCH ESO ISS PBL12 START | 50.014 |
| HIERARCH ESO ISS PBL12 END | 49.958 |
| HIERARCH ESO ISS PBLA12 START | 34.3 |
| HIERARCH ESO ISS PBLA12 END | 34.5 |
| HIERARCH ESO ISS PBL13 START | 91.354 |
| HIERARCH ESO ISS PBL13 END | 91.239 |
| HIERARCH ESO ISS PBLA13 START | 41.4 |
| HIERARCH ESO ISS PBLA13 END | 41.6 |
| HIERARCH ESO ISS PBL14 START | 123.128 |
| HIERARCH ESO ISS PBL14 END | 122.977 |
| HIERARCH ESO ISS PBLA14 START | 70.663 |
| HIERARCH ESO ISS PBLA14 END | 70.915 |
| HIERARCH ESO ISS PBL23 START | 42.17 |
| HIERARCH ESO ISS PBL23 END | 42.113 |
| HIERARCH ESO ISS PBLA23 START | 49.8 |
| HIERARCH ESO ISS PBLA23 END | 50.0 |
| HIERARCH ESO ISS PBL24 START | 87.996 |
| HIERARCH ESO ISS PBL24 END | 87.936 |
| HIERARCH ESO ISS PBLA24 START | 90.352 |
| HIERARCH ESO ISS PBLA24 END | 90.629 |
| HIERARCH ESO ISS PBL34 START | 62.344 |
| HIERARCH ESO ISS PBL34 END | 62.357 |
| HIERARCH ESO ISS PBLA34 START | 116.469 |
| HIERARCH ESO ISS PBLA34 END | 116.74 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.003778 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.003778 |
| HIERARCH ESO ISS AMBI TEMP | 14.69 |
| HIERARCH ESO ISS AMBI FWHM START | 1.1 |
| HIERARCH ESO ISS AMBI FWHM END | 1.04 |
| HIERARCH ESO FT ROBJ NAME | HIP_113201 |
| HIERARCH ESO FT ROBJ ALPHA | 225527.195 |
| HIERARCH ESO FT ROBJ DELTA | -521809.464 |