Exposure
ID
GRAVI.2023-02-11T02:25:36.008_1
Header ID
GRAVI.2023-02-11T02:25:36.008
Date updated
2023-02-11 02:35:50 UTC+0000
Release date
2023-02-11 02:25:36 UTC+0000
UTC Start
2023-02-11 02:25:36.008
UTC End
2023-02-11 02:26:00.008
MJD Start
59986.1011112
MJD End
59986.101388977775
Exposure time (s)
24.0
Validation level
1
Tau 0: Coherence time (s)
0.0092675
Ambient temperature (°C)
15.19
Seeing (arcsec)
0.52
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 49.5880 49.6370 40.6000 40.6000
U1-U3 94.0690 94.1470 44.2000 44.2000
U1-U4 130.1740 130.1660 57.9440 57.8500
U2-U3 44.6930 44.7200 48.3000 48.2000
U2-U4 84.1550 84.0760 68.0710 67.9580
U3-U4 44.7430 44.6220 87.8490 87.7520
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 59986.1011112
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 49.588
HIERARCH ESO ISS PBL12 END 49.637
HIERARCH ESO ISS PBLA12 START 40.6
HIERARCH ESO ISS PBLA12 END 40.6
HIERARCH ESO ISS PBL13 START 94.069
HIERARCH ESO ISS PBL13 END 94.147
HIERARCH ESO ISS PBLA13 START 44.2
HIERARCH ESO ISS PBLA13 END 44.2
HIERARCH ESO ISS PBL14 START 130.174
HIERARCH ESO ISS PBL14 END 130.166
HIERARCH ESO ISS PBLA14 START 57.944
HIERARCH ESO ISS PBLA14 END 57.85
HIERARCH ESO ISS PBL23 START 44.693
HIERARCH ESO ISS PBL23 END 44.72
HIERARCH ESO ISS PBLA23 START 48.3
HIERARCH ESO ISS PBLA23 END 48.2
HIERARCH ESO ISS PBL24 START 84.155
HIERARCH ESO ISS PBL24 END 84.076
HIERARCH ESO ISS PBLA24 START 68.071
HIERARCH ESO ISS PBLA24 END 67.958
HIERARCH ESO ISS PBL34 START 44.743
HIERARCH ESO ISS PBL34 END 44.622
HIERARCH ESO ISS PBLA34 START 87.849
HIERARCH ESO ISS PBLA34 END 87.752
HIERARCH ESO ISS AMBI TAU0 START 0.008888
HIERARCH ESO ISS AMBI TAU0 END 0.009647
HIERARCH ESO ISS AMBI TEMP 15.19
HIERARCH ESO ISS AMBI FWHM START 0.54
HIERARCH ESO ISS AMBI FWHM END 0.5