Exposure
- ID
- GRAVI.2023-07-20T00:37:57.277_2
- Header ID
- GRAVI.2023-07-20T00:37:57.277
- Date updated
- 2023-07-20 00:45:36 UTC+0000
- Release date
- 2024-07-20 00:45:36 UTC+0000
- UTC Start
- 2023-07-20 00:37:57.277
- UTC End
- 2023-07-20 00:39:57.277
- MJD Start
- 60145.02635737
- MJD End
- 60145.027746258886
- Exposure time (s)
- 120.0
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.0046625
- Ambient temperature (°C)
- 18.09
- Seeing (arcsec)
- 0.45499999999999996
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 | 88.4310 | 88.3490 | 141.3000 | 141.8000 |
| A0-J2 | 117.9090 | 117.5950 | 120.3000 | 120.8000 |
| A0-K0 | 108.1940 | 107.7270 | 97.2580 | 97.6730 |
| G1-J2 | 47.5340 | 47.3070 | 78.4000 | 78.7000 |
| G1-K0 | 76.0130 | 75.7820 | 43.2440 | 43.4420 |
| J2-K0 | 46.1300 | 46.1170 | 6.8670 | 7.1200 |
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 | 60145.02635737 |
| 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 | 88.431 |
| HIERARCH ESO ISS PBL12 END | 88.349 |
| HIERARCH ESO ISS PBLA12 START | 141.3 |
| HIERARCH ESO ISS PBLA12 END | 141.8 |
| HIERARCH ESO ISS PBL13 START | 117.909 |
| HIERARCH ESO ISS PBL13 END | 117.595 |
| HIERARCH ESO ISS PBLA13 START | 120.3 |
| HIERARCH ESO ISS PBLA13 END | 120.8 |
| HIERARCH ESO ISS PBL14 START | 108.194 |
| HIERARCH ESO ISS PBL14 END | 107.727 |
| HIERARCH ESO ISS PBLA14 START | 97.258 |
| HIERARCH ESO ISS PBLA14 END | 97.673 |
| HIERARCH ESO ISS PBL23 START | 47.534 |
| HIERARCH ESO ISS PBL23 END | 47.307 |
| HIERARCH ESO ISS PBLA23 START | 78.4 |
| HIERARCH ESO ISS PBLA23 END | 78.7 |
| HIERARCH ESO ISS PBL24 START | 76.013 |
| HIERARCH ESO ISS PBL24 END | 75.782 |
| HIERARCH ESO ISS PBLA24 START | 43.244 |
| HIERARCH ESO ISS PBLA24 END | 43.442 |
| HIERARCH ESO ISS PBL34 START | 46.13 |
| HIERARCH ESO ISS PBL34 END | 46.117 |
| HIERARCH ESO ISS PBLA34 START | 6.867 |
| HIERARCH ESO ISS PBLA34 END | 7.12 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.004296 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.005029 |
| HIERARCH ESO ISS AMBI TEMP | 18.09 |
| HIERARCH ESO ISS AMBI FWHM START | 0.44 |
| HIERARCH ESO ISS AMBI FWHM END | 0.47 |
| HIERARCH ESO FT ROBJ NAME | HD_115470 |
| HIERARCH ESO FT ROBJ ALPHA | 131805.104 |
| HIERARCH ESO FT ROBJ DELTA | -440319.376 |