Exposure
ID
GRAVI.2022-11-16T04:54:42.968_1
Header ID
GRAVI.2022-11-16T04:54:42.968
Date updated
2022-11-16 05:10:26 UTC+0000
Release date
2023-11-16 05:10:26 UTC+0000
UTC Start
2022-11-16 04:54:42.968
UTC End
2022-11-16 05:00:42.968
MJD Start
59899.20466398
MJD End
59899.2088306467
Exposure time (s)
360.0
Validation level
1
Tau 0: Coherence time (s)
0.008525
Ambient temperature (°C)
15.96
Seeing (arcsec)
0.71
Observation
ID
53152
Category
science
Program ID
110.23V9.003
Program Title
MAGNETOSPHERIC ACCRETION IN THE YOUNG SYSTEM CI TAU: ORBITAL EVOLUTION AND STAR-DISK INTERACTION
Program Type
Normal
PI / COI
SOULAIN/ ROUSSELET-PERRAUT/ BOUVIER/ BENISTY/ TESSORE/ PANTOLMOS/ DOUGADOS/ ALECIAN/ BERGER/ DONATI/ LABADIE
Target
ID
39522
Name
CITau
RA
68.469144
DEC
22.84154
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 38.7000 39.2630 32.2000 32.9000
U1-U3 72.5780 73.7810 40.9000 41.4000
U1-U4 112.4490 114.0030 71.4680 71.1170
U2-U3 34.8130 35.4180 50.5000 50.7000
U2-U4 86.0350 86.6300 88.0040 87.4020
U3-U4 62.1180 61.9380 107.9300 107.3660
Header: used keywords
Key Value
HIERARCH ESO OBS PROG ID 110.23V9.003
HIERARCH ESO DPR CATG SCIENCE
HIERARCH ESO DPR TYPE OBJECT,SINGLE
MJD-OBS 59899.20466398
HIERARCH ESO DPR TECH INTERFEROMETRY,DIRECT
HIERARCH ESO OBS TARG NAME V CI Tau
HIERARCH ESO INS SOBJ NAME CITau
RA 68.469144
DEC 22.84154
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 38.7
HIERARCH ESO ISS PBL12 END 39.263
HIERARCH ESO ISS PBLA12 START 32.2
HIERARCH ESO ISS PBLA12 END 32.9
HIERARCH ESO ISS PBL13 START 72.578
HIERARCH ESO ISS PBL13 END 73.781
HIERARCH ESO ISS PBLA13 START 40.9
HIERARCH ESO ISS PBLA13 END 41.4
HIERARCH ESO ISS PBL14 START 112.449
HIERARCH ESO ISS PBL14 END 114.003
HIERARCH ESO ISS PBLA14 START 71.468
HIERARCH ESO ISS PBLA14 END 71.117
HIERARCH ESO ISS PBL23 START 34.813
HIERARCH ESO ISS PBL23 END 35.418
HIERARCH ESO ISS PBLA23 START 50.5
HIERARCH ESO ISS PBLA23 END 50.7
HIERARCH ESO ISS PBL24 START 86.035
HIERARCH ESO ISS PBL24 END 86.63
HIERARCH ESO ISS PBLA24 START 88.004
HIERARCH ESO ISS PBLA24 END 87.402
HIERARCH ESO ISS PBL34 START 62.118
HIERARCH ESO ISS PBL34 END 61.938
HIERARCH ESO ISS PBLA34 START 107.93
HIERARCH ESO ISS PBLA34 END 107.366
HIERARCH ESO ISS AMBI TAU0 START 0.009568
HIERARCH ESO ISS AMBI TAU0 END 0.007482
HIERARCH ESO ISS AMBI TEMP 15.96
HIERARCH ESO ISS AMBI FWHM START 0.74
HIERARCH ESO ISS AMBI FWHM END 0.68