Exposure
ID
GRAVI.2021-01-09T03:36:52.956_1
Header ID
GRAVI.2021-01-09T03:36:52.956
Date updated
2021-01-09 03:51:00 UTC+0000
Release date
2022-01-09 03:51:00 UTC+0000
UTC Start
2021-01-09 03:36:52.956
UTC End
2021-01-09 03:42:52.956
MJD Start
59223.15061292
MJD End
59223.1547795867
Exposure time (s)
360.0
Validation level
1
Tau 0: Coherence time (s)
0.0036255
Ambient temperature (°C)
13.19
Seeing (arcsec)
0.93
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 49.9550 50.3700 38.8000 38.7000
U1-U3 94.1100 94.8010 43.5000 43.3000
U1-U4 130.1760 130.2100 61.4710 60.8650
U2-U3 44.5140 44.7710 48.8000 48.4000
U2-U4 86.2750 85.6750 74.3880 73.6600
U3-U4 49.9910 49.0310 97.0330 96.5520
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 59223.15061292
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 49.955
HIERARCH ESO ISS PBL12 END 50.37
HIERARCH ESO ISS PBLA12 START 38.8
HIERARCH ESO ISS PBLA12 END 38.7
HIERARCH ESO ISS PBL13 START 94.11
HIERARCH ESO ISS PBL13 END 94.801
HIERARCH ESO ISS PBLA13 START 43.5
HIERARCH ESO ISS PBLA13 END 43.3
HIERARCH ESO ISS PBL14 START 130.176
HIERARCH ESO ISS PBL14 END 130.21
HIERARCH ESO ISS PBLA14 START 61.471
HIERARCH ESO ISS PBLA14 END 60.865
HIERARCH ESO ISS PBL23 START 44.514
HIERARCH ESO ISS PBL23 END 44.771
HIERARCH ESO ISS PBLA23 START 48.8
HIERARCH ESO ISS PBLA23 END 48.4
HIERARCH ESO ISS PBL24 START 86.275
HIERARCH ESO ISS PBL24 END 85.675
HIERARCH ESO ISS PBLA24 START 74.388
HIERARCH ESO ISS PBLA24 END 73.66
HIERARCH ESO ISS PBL34 START 49.991
HIERARCH ESO ISS PBL34 END 49.031
HIERARCH ESO ISS PBLA34 START 97.033
HIERARCH ESO ISS PBLA34 END 96.552
HIERARCH ESO ISS AMBI TAU0 START 0.004572
HIERARCH ESO ISS AMBI TAU0 END 0.002679
HIERARCH ESO ISS AMBI TEMP 13.19
HIERARCH ESO ISS AMBI FWHM START 0.72
HIERARCH ESO ISS AMBI FWHM END 1.14