Exposure
ID
GRAVI.2023-02-11T02:30:00.018_1
Header ID
GRAVI.2023-02-11T02:30:00.018
Date updated
2023-02-11 02:35:50 UTC+0000
Release date
2023-02-11 02:30:00 UTC+0000
UTC Start
2023-02-11 02:30:00.018
UTC End
2023-02-11 02:30:24.018
MJD Start
59986.10416688
MJD End
59986.10444465778
Exposure time (s)
24.0
Validation level
1
Tau 0: Coherence time (s)
0.010252
Ambient temperature (°C)
15.25
Seeing (arcsec)
0.48
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 49.8780 49.9260 40.4000 40.4000
U1-U3 94.5300 94.6060 44.0000 43.9000
U1-U4 130.1180 130.1070 57.3850 57.2900
U2-U3 44.8540 44.8800 47.9000 47.8000
U2-U4 83.6810 83.6000 67.3950 67.2810
U3-U4 44.0150 43.8920 87.2660 87.1670
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 59986.10416688
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 49.878
HIERARCH ESO ISS PBL12 END 49.926
HIERARCH ESO ISS PBLA12 START 40.4
HIERARCH ESO ISS PBLA12 END 40.4
HIERARCH ESO ISS PBL13 START 94.53
HIERARCH ESO ISS PBL13 END 94.606
HIERARCH ESO ISS PBLA13 START 44.0
HIERARCH ESO ISS PBLA13 END 43.9
HIERARCH ESO ISS PBL14 START 130.118
HIERARCH ESO ISS PBL14 END 130.107
HIERARCH ESO ISS PBLA14 START 57.385
HIERARCH ESO ISS PBLA14 END 57.29
HIERARCH ESO ISS PBL23 START 44.854
HIERARCH ESO ISS PBL23 END 44.88
HIERARCH ESO ISS PBLA23 START 47.9
HIERARCH ESO ISS PBLA23 END 47.8
HIERARCH ESO ISS PBL24 START 83.681
HIERARCH ESO ISS PBL24 END 83.6
HIERARCH ESO ISS PBLA24 START 67.395
HIERARCH ESO ISS PBLA24 END 67.281
HIERARCH ESO ISS PBL34 START 44.015
HIERARCH ESO ISS PBL34 END 43.892
HIERARCH ESO ISS PBLA34 START 87.266
HIERARCH ESO ISS PBLA34 END 87.167
HIERARCH ESO ISS AMBI TAU0 START 0.010252
HIERARCH ESO ISS AMBI TAU0 END 0.010252
HIERARCH ESO ISS AMBI TEMP 15.25
HIERARCH ESO ISS AMBI FWHM START 0.48
HIERARCH ESO ISS AMBI FWHM END 0.48