Exposure
ID
GRAVI.2023-02-11T02:28:57.016_1
Header ID
GRAVI.2023-02-11T02:28:57.016
Date updated
2023-02-11 02:35:50 UTC+0000
Release date
2023-02-11 02:28:57 UTC+0000
UTC Start
2023-02-11 02:28:57.016
UTC End
2023-02-11 02:29:21.016
MJD Start
59986.10343769
MJD End
59986.103715467776
Exposure time (s)
24.0
Validation level
1
Tau 0: Coherence time (s)
0.008635
Ambient temperature (°C)
15.23
Seeing (arcsec)
0.53
Observation
ID
54110
Category
calibrator
Program ID
108.227A.004
Program Title
DEEP EXPLORATION OF THE AB AUR SYSTEM: CONFIRMATION OF A PROTOPLANET
Program Type
Normal
PI / COI
BOCCALETTI/ LACOUR/ MILLI/ MAIRE/ BECK/ PIETU/ TANG/ DI FOLCO/ DUTREY/ GUILLOTEAU/ PANTIN/ HUELAMO
Target
ID
40207
Name
HD282755
RA
74.676742
DEC
29.77036
Instrument
Interferometer
VLTI
Instrument
GRAVITY
Instrument mode
MEDIUM-COMBINED
Instrument sub-mode
SINGLE
Stations
U1 U2 U3 U4
Projected baselines
Baseline Length start Length end Angle start Angle end
U1-U2 49.8100 49.8580 40.5000 40.4000
U1-U3 94.4220 94.4990 44.0000 44.0000
U1-U4 130.1340 130.1230 57.5180 57.4230
U2-U3 44.8160 44.8430 48.0000 47.9000
U2-U4 83.7950 83.7140 67.5560 67.4420
U3-U4 44.1880 44.0660 87.4050 87.3060
Header: used keywords
Key Value
HIERARCH ESO OBS PROG ID 108.227A.004
HIERARCH ESO DPR CATG CALIB
HIERARCH ESO DPR TYPE STD,SINGLE
MJD-OBS 59986.10343769
HIERARCH ESO DPR TECH INTERFEROMETRY,DIRECT
HIERARCH ESO OBS TARG NAME HD 282755
HIERARCH ESO INS SOBJ NAME HD282755
RA 74.676742
DEC 29.77036
HIERARCH ESO INS SPEC RES MEDIUM
HIERARCH ESO INS POLA MODE COMBINED
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 48.0
HIERARCH ESO DET2 SEQ1 DIT 0.3
HIERARCH ESO DET2 NDIT 80
HIERARCH ESO ISS PBL12 START 49.81
HIERARCH ESO ISS PBL12 END 49.858
HIERARCH ESO ISS PBLA12 START 40.5
HIERARCH ESO ISS PBLA12 END 40.4
HIERARCH ESO ISS PBL13 START 94.422
HIERARCH ESO ISS PBL13 END 94.499
HIERARCH ESO ISS PBLA13 START 44.0
HIERARCH ESO ISS PBLA13 END 44.0
HIERARCH ESO ISS PBL14 START 130.134
HIERARCH ESO ISS PBL14 END 130.123
HIERARCH ESO ISS PBLA14 START 57.518
HIERARCH ESO ISS PBLA14 END 57.423
HIERARCH ESO ISS PBL23 START 44.816
HIERARCH ESO ISS PBL23 END 44.843
HIERARCH ESO ISS PBLA23 START 48.0
HIERARCH ESO ISS PBLA23 END 47.9
HIERARCH ESO ISS PBL24 START 83.795
HIERARCH ESO ISS PBL24 END 83.714
HIERARCH ESO ISS PBLA24 START 67.556
HIERARCH ESO ISS PBLA24 END 67.442
HIERARCH ESO ISS PBL34 START 44.188
HIERARCH ESO ISS PBL34 END 44.066
HIERARCH ESO ISS PBLA34 START 87.405
HIERARCH ESO ISS PBLA34 END 87.306
HIERARCH ESO ISS AMBI TAU0 START 0.008635
HIERARCH ESO ISS AMBI TAU0 END 0.008635
HIERARCH ESO ISS AMBI TEMP 15.23
HIERARCH ESO ISS AMBI FWHM START 0.53
HIERARCH ESO ISS AMBI FWHM END 0.53