Exposure
- ID
- GRAVI.2023-07-20T23:43:33.501_2
- Header ID
- GRAVI.2023-07-20T23:43:33.501
- Date updated
- 2023-07-21 00:00:34 UTC+0000
- Release date
- 2024-07-21 00:00:34 UTC+0000
- UTC Start
- 2023-07-20 23:43:33.501
- UTC End
- 2023-07-20 23:50:13.501
- MJD Start
- 60145.98858219
- MJD End
- 60145.99321181963
- Exposure time (s)
- 400.0
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.0070025
- Ambient temperature (°C)
- 17.52
- Seeing (arcsec)
- 0.495
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 | 90.0060 | 89.8400 | 131.4000 | 132.7000 |
| A0-J2 | 124.2530 | 123.5020 | 110.0000 | 111.4000 |
| A0-K0 | 117.6020 | 116.4740 | 88.1980 | 89.4000 |
| G1-J2 | 52.0940 | 51.5450 | 71.0000 | 72.0000 |
| G1-K0 | 80.6800 | 80.1140 | 38.3620 | 39.0730 |
| J2-K0 | 46.2960 | 46.2880 | 1.0160 | 1.8260 |
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 | 60145.98858219 |
| 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 | 90.006 |
| HIERARCH ESO ISS PBL12 END | 89.84 |
| HIERARCH ESO ISS PBLA12 START | 131.4 |
| HIERARCH ESO ISS PBLA12 END | 132.7 |
| HIERARCH ESO ISS PBL13 START | 124.253 |
| HIERARCH ESO ISS PBL13 END | 123.502 |
| HIERARCH ESO ISS PBLA13 START | 110.0 |
| HIERARCH ESO ISS PBLA13 END | 111.4 |
| HIERARCH ESO ISS PBL14 START | 117.602 |
| HIERARCH ESO ISS PBL14 END | 116.474 |
| HIERARCH ESO ISS PBLA14 START | 88.198 |
| HIERARCH ESO ISS PBLA14 END | 89.4 |
| HIERARCH ESO ISS PBL23 START | 52.094 |
| HIERARCH ESO ISS PBL23 END | 51.545 |
| HIERARCH ESO ISS PBLA23 START | 71.0 |
| HIERARCH ESO ISS PBLA23 END | 72.0 |
| HIERARCH ESO ISS PBL24 START | 80.68 |
| HIERARCH ESO ISS PBL24 END | 80.114 |
| HIERARCH ESO ISS PBLA24 START | 38.362 |
| HIERARCH ESO ISS PBLA24 END | 39.073 |
| HIERARCH ESO ISS PBL34 START | 46.296 |
| HIERARCH ESO ISS PBL34 END | 46.288 |
| HIERARCH ESO ISS PBLA34 START | 1.016 |
| HIERARCH ESO ISS PBLA34 END | 1.826 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.007704 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.006301 |
| HIERARCH ESO ISS AMBI TEMP | 17.52 |
| HIERARCH ESO ISS AMBI FWHM START | 0.48 |
| 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 |