Exposure
ID
GRAVI.2021-01-09T02:35:34.802_1
Header ID
GRAVI.2021-01-09T02:35:34.802
Date updated
2021-01-09 02:50:21 UTC+0000
Release date
2022-01-09 02:50:21 UTC+0000
UTC Start
2021-01-09 02:35:34.802
UTC End
2021-01-09 02:41:34.802
MJD Start
59223.10804169
MJD End
59223.1122083567
Exposure time (s)
360.0
Validation level
1
Tau 0: Coherence time (s)
0.0036715
Ambient temperature (°C)
13.16
Seeing (arcsec)
0.84
Observation
ID
46309
Category
science
Program ID
106.212G.004
Program Title
THE INNER ASTRONOMICAL UNITS IN PROTOPLANETARY DISKS: A STATISTICAL APPROACH
Program Type
GTO
PI / COI
GARCIA LOPEZ/ CARATTI O GARATTI/ ROUSSELET-PERRAUT/ GARCIA/ BENISTY/ LABADIE/ BRANDNER/ KLARMANN/ HENNING/ KEPPLER/ SANCHEZ/ VAN BOEKEL/ PFUHL/ ECKART/ EISENHAUER/ LACOUR/ MENARD/ PAUMARD/ PERRIN/ STRAUBMEIER/ VAN DISHOECK/ BOUVIER/ DOUGADOS/ DUVERT/ ...
Target
ID
34832
Name
CITau
RA
68.469056
DEC
22.84159
Instrument
Interferometer
VLTI
Instrument
GRAVITY
Instrument mode
HIGH-COMBINED
Instrument sub-mode
SINGLE
Stations
U1 U2 U3 U4
Projected baselines
Baseline Length start Length end Angle start Angle end
U1-U2 45.3080 45.8320 37.7000 37.9000
U1-U3 85.8320 86.8100 44.0000 44.0000
U1-U4 126.3130 127.0170 66.6350 66.1570
U2-U3 41.0990 41.5270 50.9000 50.8000
U2-U4 89.4010 89.3160 80.8400 80.2140
U3-U4 57.5570 56.9310 101.7080 101.2180
Header: used keywords
Key Value
HIERARCH ESO OBS PROG ID 106.212G.004
HIERARCH ESO DPR CATG SCIENCE
HIERARCH ESO DPR TYPE OBJECT,SINGLE
MJD-OBS 59223.10804169
HIERARCH ESO DPR TECH INTERFEROMETRY,DIRECT
HIERARCH ESO OBS TARG NAME V CI Tau
HIERARCH ESO INS SOBJ NAME CITau
RA 68.469056
DEC 22.84159
HIERARCH ESO INS SPEC RES HIGH
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 377.0
HIERARCH ESO DET2 SEQ1 DIT 30.0
HIERARCH ESO DET2 NDIT 12
HIERARCH ESO ISS PBL12 START 45.308
HIERARCH ESO ISS PBL12 END 45.832
HIERARCH ESO ISS PBLA12 START 37.7
HIERARCH ESO ISS PBLA12 END 37.9
HIERARCH ESO ISS PBL13 START 85.832
HIERARCH ESO ISS PBL13 END 86.81
HIERARCH ESO ISS PBLA13 START 44.0
HIERARCH ESO ISS PBLA13 END 44.0
HIERARCH ESO ISS PBL14 START 126.313
HIERARCH ESO ISS PBL14 END 127.017
HIERARCH ESO ISS PBLA14 START 66.635
HIERARCH ESO ISS PBLA14 END 66.157
HIERARCH ESO ISS PBL23 START 41.099
HIERARCH ESO ISS PBL23 END 41.527
HIERARCH ESO ISS PBLA23 START 50.9
HIERARCH ESO ISS PBLA23 END 50.8
HIERARCH ESO ISS PBL24 START 89.401
HIERARCH ESO ISS PBL24 END 89.316
HIERARCH ESO ISS PBLA24 START 80.84
HIERARCH ESO ISS PBLA24 END 80.214
HIERARCH ESO ISS PBL34 START 57.557
HIERARCH ESO ISS PBL34 END 56.931
HIERARCH ESO ISS PBLA34 START 101.708
HIERARCH ESO ISS PBLA34 END 101.218
HIERARCH ESO ISS AMBI TAU0 START 0.003519
HIERARCH ESO ISS AMBI TAU0 END 0.003824
HIERARCH ESO ISS AMBI TEMP 13.16
HIERARCH ESO ISS AMBI FWHM START 0.77
HIERARCH ESO ISS AMBI FWHM END 0.91