Exposure
ID
GRAVI.2018-11-18T07:05:29.171_1
Header ID
GRAVI.2018-11-18T07:05:29.171
Date updated
2018-11-18 07:20:27 UTC+0000
Release date
2019-11-18 07:20:27 UTC+0000
UTC Start
2018-11-18 07:05:29.171
UTC End
2018-11-18 07:10:29.171
MJD Start
58440.29547652
MJD End
58440.29894874222
Exposure time (s)
300.0
Validation level
1
Tau 0: Coherence time (s)
0.004318
Ambient temperature (°C)
15.75
Seeing (arcsec)
0.415
Observation
ID
42255
Category
science
Program ID
0102.C-0210(A)
Program Title
INNER AND OUTER DISK MISALIGNMENTS IN TRANSITION DISKS: THE KEY TO THEIR ORIGIN?
Program Type
Normal
PI / COI
BENISTY/ VAN DER MAREL/ VAN DISHOECK/ BERGER/ FACCHINI/ HENNING/ MANARA
Target
ID
31916
Name
CQ_Tau
RA
83.996071
DEC
24.74825
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 44.5610 45.0150 38.6000 38.8000
U1-U3 84.7630 85.6050 44.9000 44.9000
U1-U4 126.0890 126.6920 66.9470 66.5100
U2-U3 40.7540 41.1210 51.7000 51.5000
U2-U4 89.3990 89.3310 80.6290 80.0680
U3-U4 57.2440 56.7160 100.7880 100.3330
Header: used keywords
Key Value
HIERARCH ESO OBS PROG ID 0102.C-0210(A)
HIERARCH ESO DPR CATG SCIENCE
HIERARCH ESO DPR TYPE OBJECT,SINGLE
MJD-OBS 58440.29547652
HIERARCH ESO DPR TECH INTERFEROMETRY,DIRECT
HIERARCH ESO OBS TARG NAME CQ_Tau
HIERARCH ESO INS SOBJ NAME CQ_Tau
RA 83.996071
DEC 24.74825
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 318.0
HIERARCH ESO DET2 SEQ1 DIT 10.0
HIERARCH ESO DET2 NDIT 30
HIERARCH ESO ISS PBL12 START 44.561
HIERARCH ESO ISS PBL12 END 45.015
HIERARCH ESO ISS PBLA12 START 38.6
HIERARCH ESO ISS PBLA12 END 38.8
HIERARCH ESO ISS PBL13 START 84.763
HIERARCH ESO ISS PBL13 END 85.605
HIERARCH ESO ISS PBLA13 START 44.9
HIERARCH ESO ISS PBLA13 END 44.9
HIERARCH ESO ISS PBL14 START 126.089
HIERARCH ESO ISS PBL14 END 126.692
HIERARCH ESO ISS PBLA14 START 66.947
HIERARCH ESO ISS PBLA14 END 66.51
HIERARCH ESO ISS PBL23 START 40.754
HIERARCH ESO ISS PBL23 END 41.121
HIERARCH ESO ISS PBLA23 START 51.7
HIERARCH ESO ISS PBLA23 END 51.5
HIERARCH ESO ISS PBL24 START 89.399
HIERARCH ESO ISS PBL24 END 89.331
HIERARCH ESO ISS PBLA24 START 80.629
HIERARCH ESO ISS PBLA24 END 80.068
HIERARCH ESO ISS PBL34 START 57.244
HIERARCH ESO ISS PBL34 END 56.716
HIERARCH ESO ISS PBLA34 START 100.788
HIERARCH ESO ISS PBLA34 END 100.333
HIERARCH ESO ISS AMBI TAU0 START 0.004748
HIERARCH ESO ISS AMBI TAU0 END 0.003888
HIERARCH ESO ISS AMBI TEMP 15.75
HIERARCH ESO ISS AMBI FWHM START 0.41
HIERARCH ESO ISS AMBI FWHM END 0.42