Exposure
- ID
- GRAVI.2025-11-11T03:16:21.774_2
- Header ID
- GRAVI.2025-11-11T03:16:21.774
- Date updated
- 2025-11-11 03:25:44 UTC+0000
- Release date
- 2026-11-11 03:25:44 UTC+0000
- UTC Start
- 2025-11-11 03:16:21.774
- UTC End
- 2025-11-11 03:16:53.774
- MJD Start
- 60990.13636313
- MJD End
- 60990.13673350037
- Exposure time (s)
- 32.0
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.0033365
- Ambient temperature (°C)
- 14.67
- Seeing (arcsec)
- 0.81
Observation
- ID
- 71438
- 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
- 53052
- Name
- HIP_22059
- RA
- 71.17394166666666
- DEC
- -37.12132388888889
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 | 56.5230 | 56.5220 | 4.2000 | 4.4000 |
| U1-U3 | 102.3810 | 102.3840 | 9.2000 | 9.4000 |
| U1-U4 | 123.4970 | 123.6020 | 32.2470 | 32.5310 |
| U2-U3 | 46.3370 | 46.3430 | 15.3000 | 15.6000 |
| U2-U4 | 78.2480 | 78.4110 | 52.0890 | 52.3880 |
| U3-U4 | 49.6000 | 49.7800 | 86.0840 | 86.3050 |
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 | 60990.13636313 |
| HIERARCH ESO DPR TECH | INTERFEROMETRY,DIRECT |
| HIERARCH ESO OBS TARG NAME | HIP 22059 |
| HIERARCH ESO INS SOBJ NAME | HIP_22059 |
| RA | 71.176917 |
| DEC | -37.12183 |
| 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 | 56.523 |
| HIERARCH ESO ISS PBL12 END | 56.522 |
| HIERARCH ESO ISS PBLA12 START | 4.2 |
| HIERARCH ESO ISS PBLA12 END | 4.4 |
| HIERARCH ESO ISS PBL13 START | 102.381 |
| HIERARCH ESO ISS PBL13 END | 102.384 |
| HIERARCH ESO ISS PBLA13 START | 9.2 |
| HIERARCH ESO ISS PBLA13 END | 9.4 |
| HIERARCH ESO ISS PBL14 START | 123.497 |
| HIERARCH ESO ISS PBL14 END | 123.602 |
| HIERARCH ESO ISS PBLA14 START | 32.247 |
| HIERARCH ESO ISS PBLA14 END | 32.531 |
| HIERARCH ESO ISS PBL23 START | 46.337 |
| HIERARCH ESO ISS PBL23 END | 46.343 |
| HIERARCH ESO ISS PBLA23 START | 15.3 |
| HIERARCH ESO ISS PBLA23 END | 15.6 |
| HIERARCH ESO ISS PBL24 START | 78.248 |
| HIERARCH ESO ISS PBL24 END | 78.411 |
| HIERARCH ESO ISS PBLA24 START | 52.089 |
| HIERARCH ESO ISS PBLA24 END | 52.388 |
| HIERARCH ESO ISS PBL34 START | 49.6 |
| HIERARCH ESO ISS PBL34 END | 49.78 |
| HIERARCH ESO ISS PBLA34 START | 86.084 |
| HIERARCH ESO ISS PBLA34 END | 86.305 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.003852 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.002821 |
| HIERARCH ESO ISS AMBI TEMP | 14.67 |
| HIERARCH ESO ISS AMBI FWHM START | 0.77 |
| HIERARCH ESO ISS AMBI FWHM END | 0.85 |
| HIERARCH ESO FT ROBJ NAME | HIP_22059 |
| HIERARCH ESO FT ROBJ ALPHA | 044441.746 |
| HIERARCH ESO FT ROBJ DELTA | -370716.766 |