Exposure
ID
GRAVI.2018-11-18T07:16:41.199_1
Header ID
GRAVI.2018-11-18T07:16:41.199
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 07:16:41.199
UTC End
2018-11-18 07:21:41.199
MJD Start
58440.30325462
MJD End
58440.30672684222
Exposure time (s)
300.0
Validation level
1
Tau 0: Coherence time (s)
0.003719
Ambient temperature (°C)
15.7
Seeing (arcsec)
0.44
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 45.5150 45.9570 39.0000 39.1000
U1-U3 86.5260 87.3330 44.9000 44.8000
U1-U4 127.3090 127.8120 66.0120 65.5560
U2-U3 41.5190 41.8630 51.3000 51.2000
U2-U4 89.2110 89.0620 79.4330 78.8570
U3-U4 56.0950 55.5100 99.8240 99.3680
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 58440.30325462
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 45.515
HIERARCH ESO ISS PBL12 END 45.957
HIERARCH ESO ISS PBLA12 START 39.0
HIERARCH ESO ISS PBLA12 END 39.1
HIERARCH ESO ISS PBL13 START 86.526
HIERARCH ESO ISS PBL13 END 87.333
HIERARCH ESO ISS PBLA13 START 44.9
HIERARCH ESO ISS PBLA13 END 44.8
HIERARCH ESO ISS PBL14 START 127.309
HIERARCH ESO ISS PBL14 END 127.812
HIERARCH ESO ISS PBLA14 START 66.012
HIERARCH ESO ISS PBLA14 END 65.556
HIERARCH ESO ISS PBL23 START 41.519
HIERARCH ESO ISS PBL23 END 41.863
HIERARCH ESO ISS PBLA23 START 51.3
HIERARCH ESO ISS PBLA23 END 51.2
HIERARCH ESO ISS PBL24 START 89.211
HIERARCH ESO ISS PBL24 END 89.062
HIERARCH ESO ISS PBLA24 START 79.433
HIERARCH ESO ISS PBLA24 END 78.857
HIERARCH ESO ISS PBL34 START 56.095
HIERARCH ESO ISS PBL34 END 55.51
HIERARCH ESO ISS PBLA34 START 99.824
HIERARCH ESO ISS PBLA34 END 99.368
HIERARCH ESO ISS AMBI TAU0 START 0.003753
HIERARCH ESO ISS AMBI TAU0 END 0.003685
HIERARCH ESO ISS AMBI TEMP 15.7
HIERARCH ESO ISS AMBI FWHM START 0.45
HIERARCH ESO ISS AMBI FWHM END 0.43