Exposure
- ID
- GRAVI.2023-07-20T23:29:57.466_2
- Header ID
- GRAVI.2023-07-20T23:29:57.466
- Date updated
- 2023-07-20 23:45:19 UTC+0000
- Release date
- 2024-07-20 23:45:19 UTC+0000
- UTC Start
- 2023-07-20 23:29:57.466
- UTC End
- 2023-07-20 23:36:37.466
- MJD Start
- 60145.97913734
- MJD End
- 60145.98376696963
- Exposure time (s)
- 400.0
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.0070244999999999995
- Ambient temperature (°C)
- 17.64
- Seeing (arcsec)
- 0.5700000000000001
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 | 90.2680 | 90.1450 | 128.9000 | 130.2000 |
| A0-J2 | 125.5880 | 124.9310 | 107.5000 | 108.8000 |
| A0-K0 | 119.6480 | 118.6330 | 85.8710 | 87.0510 |
| G1-J2 | 53.0960 | 52.5980 | 69.0000 | 70.0000 |
| G1-K0 | 81.7210 | 81.2020 | 36.9360 | 37.6680 |
| J2-K0 | 46.2990 | 46.3000 | 359.4270 | 0.2360 |
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 | 60145.97913734 |
| 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 | 414.0 |
| HIERARCH ESO DET2 SEQ1 DIT | 100.0 |
| HIERARCH ESO DET2 NDIT | 4 |
| HIERARCH ESO ISS PBL12 START | 90.268 |
| HIERARCH ESO ISS PBL12 END | 90.145 |
| HIERARCH ESO ISS PBLA12 START | 128.9 |
| HIERARCH ESO ISS PBLA12 END | 130.2 |
| HIERARCH ESO ISS PBL13 START | 125.588 |
| HIERARCH ESO ISS PBL13 END | 124.931 |
| HIERARCH ESO ISS PBLA13 START | 107.5 |
| HIERARCH ESO ISS PBLA13 END | 108.8 |
| HIERARCH ESO ISS PBL14 START | 119.648 |
| HIERARCH ESO ISS PBL14 END | 118.633 |
| HIERARCH ESO ISS PBLA14 START | 85.871 |
| HIERARCH ESO ISS PBLA14 END | 87.051 |
| HIERARCH ESO ISS PBL23 START | 53.096 |
| HIERARCH ESO ISS PBL23 END | 52.598 |
| HIERARCH ESO ISS PBLA23 START | 69.0 |
| HIERARCH ESO ISS PBLA23 END | 70.0 |
| HIERARCH ESO ISS PBL24 START | 81.721 |
| HIERARCH ESO ISS PBL24 END | 81.202 |
| HIERARCH ESO ISS PBLA24 START | 36.936 |
| HIERARCH ESO ISS PBLA24 END | 37.668 |
| HIERARCH ESO ISS PBL34 START | 46.299 |
| HIERARCH ESO ISS PBL34 END | 46.3 |
| HIERARCH ESO ISS PBLA34 START | 359.427 |
| HIERARCH ESO ISS PBLA34 END | 0.236 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.006396 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.007653 |
| HIERARCH ESO ISS AMBI TEMP | 17.64 |
| HIERARCH ESO ISS AMBI FWHM START | 0.62 |
| HIERARCH ESO ISS AMBI FWHM END | 0.52 |
| HIERARCH ESO FT ROBJ NAME | HD_115470 |
| HIERARCH ESO FT ROBJ ALPHA | 131805.104 |
| HIERARCH ESO FT ROBJ DELTA | -440319.376 |