Exposure
ID
GRAVI.2019-09-13T03:10:49.396_1
Header ID
GRAVI.2019-09-13T03:10:49.396
Date updated
2019-09-24 07:26:01 UTC+0000
Release date
2020-09-16 11:14:49 UTC+0000
UTC Start
2019-09-13 03:10:49.396
UTC End
2019-09-13 03:16:09.396
MJD Start
58739.13251616
MJD End
58739.1362198637
Exposure time (s)
320.0
Validation level
1
Tau 0: Coherence time (s)
0.001917
Ambient temperature (°C)
10.62
Seeing (arcsec)
1.46
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 37.1490 37.6060 27.3000 28.2000
U1-U3 68.4300 69.4870 36.8000 37.5000
U1-U4 104.6350 106.3090 71.8490 71.6350
U2-U3 32.3740 32.9450 47.7000 48.1000
U2-U4 82.3590 83.1420 90.2800 89.7650
U3-U4 62.4580 62.4710 110.7880 110.2700
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 58739.13251616
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 37.149
HIERARCH ESO ISS PBL12 END 37.606
HIERARCH ESO ISS PBLA12 START 27.3
HIERARCH ESO ISS PBLA12 END 28.2
HIERARCH ESO ISS PBL13 START 68.43
HIERARCH ESO ISS PBL13 END 69.487
HIERARCH ESO ISS PBLA13 START 36.8
HIERARCH ESO ISS PBLA13 END 37.5
HIERARCH ESO ISS PBL14 START 104.635
HIERARCH ESO ISS PBL14 END 106.309
HIERARCH ESO ISS PBLA14 START 71.849
HIERARCH ESO ISS PBLA14 END 71.635
HIERARCH ESO ISS PBL23 START 32.374
HIERARCH ESO ISS PBL23 END 32.945
HIERARCH ESO ISS PBLA23 START 47.7
HIERARCH ESO ISS PBLA23 END 48.1
HIERARCH ESO ISS PBL24 START 82.359
HIERARCH ESO ISS PBL24 END 83.142
HIERARCH ESO ISS PBLA24 START 90.28
HIERARCH ESO ISS PBLA24 END 89.765
HIERARCH ESO ISS PBL34 START 62.458
HIERARCH ESO ISS PBL34 END 62.471
HIERARCH ESO ISS PBLA34 START 110.788
HIERARCH ESO ISS PBLA34 END 110.27
HIERARCH ESO ISS AMBI TAU0 START 0.001983
HIERARCH ESO ISS AMBI TAU0 END 0.001851
HIERARCH ESO ISS AMBI TEMP 10.62
HIERARCH ESO ISS AMBI FWHM START 1.49
HIERARCH ESO ISS AMBI FWHM END 1.43
HIERARCH ESO FT ROBJ NAME HR8799
HIERARCH ESO FT ROBJ ALPHA 230728.715
HIERARCH ESO FT ROBJ DELTA +210803.302