Exposure
- ID
- GRAVI.2023-07-20T00:22:42.238_2
- Header ID
- GRAVI.2023-07-20T00:22:42.238
- Date updated
- 2023-07-20 00:30:38 UTC+0000
- Release date
- 2024-07-20 00:30:38 UTC+0000
- UTC Start
- 2023-07-20 00:22:42.238
- UTC End
- 2023-07-20 00:24:42.238
- MJD Start
- 60145.01576664
- MJD End
- 60145.01715552888
- Exposure time (s)
- 120.0
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.0056805
- Ambient temperature (°C)
- 17.97
- Seeing (arcsec)
- 0.515
Observation
- ID
- 56301
- Category
- science
- Program ID
- 109.238N.003
- Program Title
- UNCOVERING THE DYNAMICAL HISTORY OF BROWN DWARF COMPANIONS
- Program Type
- Monitoring
- PI / COI
- WANG/ LACOUR/ NOWAK/ MAIRE/ GIRARD/ PALADINI/ CORREIA/ VIGAN/ ZURLO/ LAGRANGE/ BLUNT/ HAUBOIS/ GARCIA LOPEZ/ DE ZEEUW/ HENNING/ NIELSEN/ BENISTY/ LANGLOIS/ RAMEAU/ HINKLEY/ OTTEN/ STOLKER/ KAMMERER/ MUZIC/ BOWLER/ PUEYO/ EISENHAUER/ KREIDBERG/ ...
Target
- ID
- 41708
- Name
- HD_115470
- RA
- 199.52126666666666
- DEC
- -44.05538222222222
Instrument
- Interferometer
- VLTI
- Instrument
- GRAVITY_FT
- Instrument mode
- LOW
- Instrument sub-mode
- DUAL
- Stations
- A0 G1 J2 K0
Projected baselines
| Baseline | Length start | Length end | Angle start | Angle end |
|---|---|---|---|---|
| A0-G1 | 88.9860 | 88.9100 | 138.2000 | 138.7000 |
| A0-J2 | 120.0290 | 119.7350 | 117.1000 | 117.5000 |
| A0-K0 | 111.3290 | 110.8960 | 94.4230 | 94.8200 |
| G1-J2 | 49.0540 | 48.8440 | 76.1000 | 76.4000 |
| G1-K0 | 77.5640 | 77.3500 | 41.8370 | 42.0400 |
| J2-K0 | 46.2070 | 46.1970 | 5.1080 | 5.3580 |
Header: used keywords
| Key | Value |
|---|---|
| HIERARCH ESO OBS PROG ID | 109.238N.003 |
| HIERARCH ESO DPR CATG | SCIENCE |
| HIERARCH ESO DPR TYPE | OBJECT,DUAL |
| MJD-OBS | 60145.01576664 |
| HIERARCH ESO DPR TECH | INTERFEROMETRY,DIRECT |
| HIERARCH ESO OBS TARG NAME | HD 115470 |
| HIERARCH ESO INS SOBJ NAME | HIP64892B |
| RA | 199.517954 |
| DEC | -44.05549 |
| HIERARCH ESO INS SPEC RES | MEDIUM |
| HIERARCH ESO INS POLA MODE | COMBINED |
| HIERARCH ESO ISS CONF NTEL | 4 |
| HIERARCH ESO ISS CONF STATION1 | A0 |
| HIERARCH ESO ISS CONF STATION2 | G1 |
| HIERARCH ESO ISS CONF STATION3 | J2 |
| HIERARCH ESO ISS CONF STATION4 | K0 |
| EXPTIME | 134.0 |
| HIERARCH ESO DET2 SEQ1 DIT | 30.0 |
| HIERARCH ESO DET2 NDIT | 4 |
| HIERARCH ESO ISS PBL12 START | 88.986 |
| HIERARCH ESO ISS PBL12 END | 88.91 |
| HIERARCH ESO ISS PBLA12 START | 138.2 |
| HIERARCH ESO ISS PBLA12 END | 138.7 |
| HIERARCH ESO ISS PBL13 START | 120.029 |
| HIERARCH ESO ISS PBL13 END | 119.735 |
| HIERARCH ESO ISS PBLA13 START | 117.1 |
| HIERARCH ESO ISS PBLA13 END | 117.5 |
| HIERARCH ESO ISS PBL14 START | 111.329 |
| HIERARCH ESO ISS PBL14 END | 110.896 |
| HIERARCH ESO ISS PBLA14 START | 94.423 |
| HIERARCH ESO ISS PBLA14 END | 94.82 |
| HIERARCH ESO ISS PBL23 START | 49.054 |
| HIERARCH ESO ISS PBL23 END | 48.844 |
| HIERARCH ESO ISS PBLA23 START | 76.1 |
| HIERARCH ESO ISS PBLA23 END | 76.4 |
| HIERARCH ESO ISS PBL24 START | 77.564 |
| HIERARCH ESO ISS PBL24 END | 77.35 |
| HIERARCH ESO ISS PBLA24 START | 41.837 |
| HIERARCH ESO ISS PBLA24 END | 42.04 |
| HIERARCH ESO ISS PBL34 START | 46.207 |
| HIERARCH ESO ISS PBL34 END | 46.197 |
| HIERARCH ESO ISS PBLA34 START | 5.108 |
| HIERARCH ESO ISS PBLA34 END | 5.358 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.005389 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.005972 |
| HIERARCH ESO ISS AMBI TEMP | 17.97 |
| HIERARCH ESO ISS AMBI FWHM START | 0.52 |
| HIERARCH ESO ISS AMBI FWHM END | 0.51 |
| HIERARCH ESO FT ROBJ NAME | HD_115470 |
| HIERARCH ESO FT ROBJ ALPHA | 131805.104 |
| HIERARCH ESO FT ROBJ DELTA | -440319.376 |