Exposure
- ID
- GRAVI.2019-09-13T03:18:13.414_2
- Header ID
- GRAVI.2019-09-13T03:18:13.414
- Date updated
- 2019-09-24 07:26:02 UTC+0000
- Release date
- 2020-09-16 11:14:49 UTC+0000
- UTC Start
- 2019-09-13 03:18:13.414
- UTC End
- 2019-09-13 03:23:33.414
- MJD Start
- 58739.13765526
- MJD End
- 58739.1413589637
- Exposure time (s)
- 320.0
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.00188
- Ambient temperature (°C)
- 10.79
- Seeing (arcsec)
- 1.515
Observation
- ID
- 43419
- Category
- science
- Program ID
- 0103.C-0649(A)
- Program Title
- GRAVITY TO INVESTIGATE THE NATURE OF THREE EXOPLANETS: $BETA$ PIC B, HR 8799 E, AND PDS 70 B
- Program Type
- GTO
- PI / COI
- LACOUR/ NOWAK/ WANG/ CHOQUET/ PUEYO/ GREENBAUM/ WARD-DUONG/ BONNEFOY/ PETRUS/ BERGER/ LE BOUQUIN/ MONNIER/ GARDNER/ BENISTY/ PALADINI/ MULLER/ KEPPLER/ LAGRANGE/ PERRIN/ KERVELLA/ EISENHAUER/ PAUMARD/ PFUHL/ PERRAUT/ HENNING/ GARCIA LOPEZ/ VIGAN/ ...
Target
- ID
- 32940
- Name
- HR8799
- RA
- 346.869645833333
- DEC
- 21.1342505555556
Instrument
- Interferometer
- VLTI
- Instrument
- GRAVITY_FT
- Instrument mode
- LOW
- Instrument sub-mode
- DUAL
- Stations
- U1 U2 U3 U4
Projected baselines
| Baseline | Length start | Length end | Angle start | Angle end |
|---|---|---|---|---|
| U1-U2 | 37.7470 | 38.2130 | 28.4000 | 29.2000 |
| U1-U3 | 69.8100 | 70.8690 | 37.7000 | 38.3000 |
| U1-U4 | 106.8110 | 108.4170 | 71.5670 | 71.3400 |
| U2-U3 | 33.1190 | 33.6810 | 48.3000 | 48.6000 |
| U2-U4 | 83.3730 | 84.0980 | 89.6090 | 89.1000 |
| U3-U4 | 62.4700 | 62.4440 | 110.1130 | 109.6070 |
Header: used keywords
| Key | Value |
|---|---|
| HIERARCH ESO OBS PROG ID | 0103.C-0649(A) |
| HIERARCH ESO DPR CATG | SCIENCE |
| HIERARCH ESO DPR TYPE | OBJECT,DUAL |
| MJD-OBS | 58739.13765526 |
| HIERARCH ESO DPR TECH | INTERFEROMETRY,WOLLASTON |
| HIERARCH ESO OBS TARG NAME | HR8799 |
| HIERARCH ESO INS SOBJ NAME | HR8799 |
| RA | 346.872309 |
| DEC | 21.13404 |
| HIERARCH ESO INS SPEC RES | LOW |
| HIERARCH ESO INS POLA MODE | SPLIT |
| HIERARCH ESO ISS CONF NTEL | 4 |
| HIERARCH ESO ISS CONF STATION1 | U1 |
| HIERARCH ESO ISS CONF STATION2 | U2 |
| HIERARCH ESO ISS CONF STATION3 | U3 |
| HIERARCH ESO ISS CONF STATION4 | U4 |
| EXPTIME | 342.0 |
| HIERARCH ESO DET2 SEQ1 DIT | 10.0 |
| HIERARCH ESO DET2 NDIT | 32 |
| HIERARCH ESO ISS PBL12 START | 37.747 |
| HIERARCH ESO ISS PBL12 END | 38.213 |
| HIERARCH ESO ISS PBLA12 START | 28.4 |
| HIERARCH ESO ISS PBLA12 END | 29.2 |
| HIERARCH ESO ISS PBL13 START | 69.81 |
| HIERARCH ESO ISS PBL13 END | 70.869 |
| HIERARCH ESO ISS PBLA13 START | 37.7 |
| HIERARCH ESO ISS PBLA13 END | 38.3 |
| HIERARCH ESO ISS PBL14 START | 106.811 |
| HIERARCH ESO ISS PBL14 END | 108.417 |
| HIERARCH ESO ISS PBLA14 START | 71.567 |
| HIERARCH ESO ISS PBLA14 END | 71.34 |
| HIERARCH ESO ISS PBL23 START | 33.119 |
| HIERARCH ESO ISS PBL23 END | 33.681 |
| HIERARCH ESO ISS PBLA23 START | 48.3 |
| HIERARCH ESO ISS PBLA23 END | 48.6 |
| HIERARCH ESO ISS PBL24 START | 83.373 |
| HIERARCH ESO ISS PBL24 END | 84.098 |
| HIERARCH ESO ISS PBLA24 START | 89.609 |
| HIERARCH ESO ISS PBLA24 END | 89.1 |
| HIERARCH ESO ISS PBL34 START | 62.47 |
| HIERARCH ESO ISS PBL34 END | 62.444 |
| HIERARCH ESO ISS PBLA34 START | 110.113 |
| HIERARCH ESO ISS PBLA34 END | 109.607 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.001851 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.001909 |
| HIERARCH ESO ISS AMBI TEMP | 10.79 |
| HIERARCH ESO ISS AMBI FWHM START | 1.43 |
| HIERARCH ESO ISS AMBI FWHM END | 1.6 |
| HIERARCH ESO FT ROBJ NAME | HR8799 |
| HIERARCH ESO FT ROBJ ALPHA | 230728.715 |
| HIERARCH ESO FT ROBJ DELTA | +210803.302 |