Exposure
ID
GRAVI.2019-09-13T03:24:22.430_1
Header ID
GRAVI.2019-09-13T03:24:22.430
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 03:24:22.430
UTC End
2019-09-13 03:24:41.630
MJD Start
58739.14192627
MJD End
58739.1421484922
Exposure time (s)
19.2
Validation level
1
Tau 0: Coherence time (s)
0.001927
Ambient temperature (°C)
10.42
Seeing (arcsec)
1.565
Observation
ID
43422
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
32943
Name
HR8799
RA
346.872309
DEC
21.13404
Instrument
Interferometer
VLTI
Instrument
GRAVITY
Instrument mode
LOW-SPLIT
Instrument sub-mode
DUAL
Stations
U1 U2 U3 U4
Projected baselines
Baseline Length start Length end Angle start Angle end
U1-U2 38.2520 38.3180 29.2000 29.3000
U1-U3 70.9560 71.1050 38.3000 38.4000
U1-U4 108.5460 108.7680 71.3210 71.2880
U2-U3 33.7270 33.8060 48.6000 48.7000
U2-U4 84.1550 84.2540 89.0580 88.9870
U3-U4 62.4410 62.4340 109.5660 109.4950
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 58739.14192627
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 50.0
HIERARCH ESO DET2 SEQ1 DIT 0.3
HIERARCH ESO DET2 NDIT 64
HIERARCH ESO ISS PBL12 START 38.252
HIERARCH ESO ISS PBL12 END 38.318
HIERARCH ESO ISS PBLA12 START 29.2
HIERARCH ESO ISS PBLA12 END 29.3
HIERARCH ESO ISS PBL13 START 70.956
HIERARCH ESO ISS PBL13 END 71.105
HIERARCH ESO ISS PBLA13 START 38.3
HIERARCH ESO ISS PBLA13 END 38.4
HIERARCH ESO ISS PBL14 START 108.546
HIERARCH ESO ISS PBL14 END 108.768
HIERARCH ESO ISS PBLA14 START 71.321
HIERARCH ESO ISS PBLA14 END 71.288
HIERARCH ESO ISS PBL23 START 33.727
HIERARCH ESO ISS PBL23 END 33.806
HIERARCH ESO ISS PBLA23 START 48.6
HIERARCH ESO ISS PBLA23 END 48.7
HIERARCH ESO ISS PBL24 START 84.155
HIERARCH ESO ISS PBL24 END 84.254
HIERARCH ESO ISS PBLA24 START 89.058
HIERARCH ESO ISS PBLA24 END 88.987
HIERARCH ESO ISS PBL34 START 62.441
HIERARCH ESO ISS PBL34 END 62.434
HIERARCH ESO ISS PBLA34 START 109.566
HIERARCH ESO ISS PBLA34 END 109.495
HIERARCH ESO ISS AMBI TAU0 START 0.001909
HIERARCH ESO ISS AMBI TAU0 END 0.001945
HIERARCH ESO ISS AMBI TEMP 10.42
HIERARCH ESO ISS AMBI FWHM START 1.6
HIERARCH ESO ISS AMBI FWHM END 1.53
HIERARCH ESO FT ROBJ NAME HR8799
HIERARCH ESO FT ROBJ ALPHA 230728.715
HIERARCH ESO FT ROBJ DELTA +210803.302