Exposure
- ID
- GRAVI.2023-07-20T23:54:27.528_2
- Header ID
- GRAVI.2023-07-20T23:54:27.528
- Date updated
- 2023-07-21 00:10:28 UTC+0000
- Release date
- 2024-07-21 00:10:28 UTC+0000
- UTC Start
- 2023-07-20 23:54:27.528
- UTC End
- 2023-07-21 00:01:07.528
- MJD Start
- 60145.99615195
- MJD End
- 60146.00078157963
- Exposure time (s)
- 400.0
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.00742
- Ambient temperature (°C)
- 17.43
- Seeing (arcsec)
- 0.445
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 | 89.7370 | 89.5430 | 133.5000 | 134.8000 |
| A0-J2 | 123.0580 | 122.2420 | 112.2000 | 113.5000 |
| A0-K0 | 115.8100 | 114.5950 | 90.0850 | 91.3070 |
| G1-J2 | 51.2230 | 50.6340 | 72.6000 | 73.6000 |
| G1-K0 | 79.7830 | 79.1790 | 39.4700 | 40.1620 |
| J2-K0 | 46.2810 | 46.2660 | 2.2840 | 3.0930 |
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 | 60145.99615195 |
| 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 | 89.737 |
| HIERARCH ESO ISS PBL12 END | 89.543 |
| HIERARCH ESO ISS PBLA12 START | 133.5 |
| HIERARCH ESO ISS PBLA12 END | 134.8 |
| HIERARCH ESO ISS PBL13 START | 123.058 |
| HIERARCH ESO ISS PBL13 END | 122.242 |
| HIERARCH ESO ISS PBLA13 START | 112.2 |
| HIERARCH ESO ISS PBLA13 END | 113.5 |
| HIERARCH ESO ISS PBL14 START | 115.81 |
| HIERARCH ESO ISS PBL14 END | 114.595 |
| HIERARCH ESO ISS PBLA14 START | 90.085 |
| HIERARCH ESO ISS PBLA14 END | 91.307 |
| HIERARCH ESO ISS PBL23 START | 51.223 |
| HIERARCH ESO ISS PBL23 END | 50.634 |
| HIERARCH ESO ISS PBLA23 START | 72.6 |
| HIERARCH ESO ISS PBLA23 END | 73.6 |
| HIERARCH ESO ISS PBL24 START | 79.783 |
| HIERARCH ESO ISS PBL24 END | 79.179 |
| HIERARCH ESO ISS PBLA24 START | 39.47 |
| HIERARCH ESO ISS PBLA24 END | 40.162 |
| HIERARCH ESO ISS PBL34 START | 46.281 |
| HIERARCH ESO ISS PBL34 END | 46.266 |
| HIERARCH ESO ISS PBLA34 START | 2.284 |
| HIERARCH ESO ISS PBLA34 END | 3.093 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.00681 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.00803 |
| HIERARCH ESO ISS AMBI TEMP | 17.43 |
| HIERARCH ESO ISS AMBI FWHM START | 0.45 |
| HIERARCH ESO ISS AMBI FWHM END | 0.44 |
| HIERARCH ESO FT ROBJ NAME | HD_115470 |
| HIERARCH ESO FT ROBJ ALPHA | 131805.104 |
| HIERARCH ESO FT ROBJ DELTA | -440319.376 |