Exposure
- ID
- GRAVI.2023-07-20T23:51:42.522_2
- Header ID
- GRAVI.2023-07-20T23:51:42.522
- 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 23:51:42.522
- UTC End
- 2023-07-20 23:53:42.522
- MJD Start
- 60145.99424215
- MJD End
- 60145.99563103889
- Exposure time (s)
- 120.0
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.0065555000000000006
- Ambient temperature (°C)
- 17.45
- Seeing (arcsec)
- 0.48
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 | 89.8100 | 89.7520 | 133.0000 | 133.4000 |
| A0-J2 | 123.3700 | 123.1210 | 111.6000 | 112.1000 |
| A0-K0 | 116.2760 | 115.9040 | 89.6060 | 89.9890 |
| G1-J2 | 51.4490 | 51.2680 | 72.2000 | 72.5000 |
| G1-K0 | 80.0150 | 79.8290 | 39.1930 | 39.4150 |
| J2-K0 | 46.2860 | 46.2820 | 1.9640 | 2.2200 |
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 | 60145.99424215 |
| 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 | 89.81 |
| HIERARCH ESO ISS PBL12 END | 89.752 |
| HIERARCH ESO ISS PBLA12 START | 133.0 |
| HIERARCH ESO ISS PBLA12 END | 133.4 |
| HIERARCH ESO ISS PBL13 START | 123.37 |
| HIERARCH ESO ISS PBL13 END | 123.121 |
| HIERARCH ESO ISS PBLA13 START | 111.6 |
| HIERARCH ESO ISS PBLA13 END | 112.1 |
| HIERARCH ESO ISS PBL14 START | 116.276 |
| HIERARCH ESO ISS PBL14 END | 115.904 |
| HIERARCH ESO ISS PBLA14 START | 89.606 |
| HIERARCH ESO ISS PBLA14 END | 89.989 |
| HIERARCH ESO ISS PBL23 START | 51.449 |
| HIERARCH ESO ISS PBL23 END | 51.268 |
| HIERARCH ESO ISS PBLA23 START | 72.2 |
| HIERARCH ESO ISS PBLA23 END | 72.5 |
| HIERARCH ESO ISS PBL24 START | 80.015 |
| HIERARCH ESO ISS PBL24 END | 79.829 |
| HIERARCH ESO ISS PBLA24 START | 39.193 |
| HIERARCH ESO ISS PBLA24 END | 39.415 |
| HIERARCH ESO ISS PBL34 START | 46.286 |
| HIERARCH ESO ISS PBL34 END | 46.282 |
| HIERARCH ESO ISS PBLA34 START | 1.964 |
| HIERARCH ESO ISS PBLA34 END | 2.22 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.006301 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.00681 |
| HIERARCH ESO ISS AMBI TEMP | 17.45 |
| HIERARCH ESO ISS AMBI FWHM START | 0.51 |
| HIERARCH ESO ISS AMBI FWHM END | 0.45 |
| HIERARCH ESO FT ROBJ NAME | HD_115470 |
| HIERARCH ESO FT ROBJ ALPHA | 131805.104 |
| HIERARCH ESO FT ROBJ DELTA | -440319.376 |