Exposure
ID
GRAVI.2018-11-18T07:22:11.213_1
Header ID
GRAVI.2018-11-18T07:22:11.213
Date updated
2018-11-18 07:35:17 UTC+0000
Release date
2019-11-18 07:35:17 UTC+0000
UTC Start
2018-11-18 07:22:11.213
UTC End
2018-11-18 07:27:11.213
MJD Start
58440.30707423
MJD End
58440.310546452216
Exposure time (s)
300.0
Validation level
1
Tau 0: Coherence time (s)
0.0031349999999999998
Ambient temperature (°C)
15.57
Seeing (arcsec)
0.47
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 45.9720 46.4050 39.1000 39.2000
U1-U3 87.3610 88.1420 44.8000 44.8000
U1-U4 127.8280 128.2780 65.5400 65.0790
U2-U3 41.8750 42.2050 51.2000 51.0000
U2-U4 89.0560 88.8690 78.8370 78.2580
U3-U4 55.4900 54.8830 99.3520 98.8990
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 58440.30707423
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 45.972
HIERARCH ESO ISS PBL12 END 46.405
HIERARCH ESO ISS PBLA12 START 39.1
HIERARCH ESO ISS PBLA12 END 39.2
HIERARCH ESO ISS PBL13 START 87.361
HIERARCH ESO ISS PBL13 END 88.142
HIERARCH ESO ISS PBLA13 START 44.8
HIERARCH ESO ISS PBLA13 END 44.8
HIERARCH ESO ISS PBL14 START 127.828
HIERARCH ESO ISS PBL14 END 128.278
HIERARCH ESO ISS PBLA14 START 65.54
HIERARCH ESO ISS PBLA14 END 65.079
HIERARCH ESO ISS PBL23 START 41.875
HIERARCH ESO ISS PBL23 END 42.205
HIERARCH ESO ISS PBLA23 START 51.2
HIERARCH ESO ISS PBLA23 END 51.0
HIERARCH ESO ISS PBL24 START 89.056
HIERARCH ESO ISS PBL24 END 88.869
HIERARCH ESO ISS PBLA24 START 78.837
HIERARCH ESO ISS PBLA24 END 78.258
HIERARCH ESO ISS PBL34 START 55.49
HIERARCH ESO ISS PBL34 END 54.883
HIERARCH ESO ISS PBLA34 START 99.352
HIERARCH ESO ISS PBLA34 END 98.899
HIERARCH ESO ISS AMBI TAU0 START 0.003685
HIERARCH ESO ISS AMBI TAU0 END 0.002585
HIERARCH ESO ISS AMBI TEMP 15.57
HIERARCH ESO ISS AMBI FWHM START 0.43
HIERARCH ESO ISS AMBI FWHM END 0.51