Exposure
ID
GRAVI.2018-10-28T07:53:23.255_1
Header ID
GRAVI.2018-10-28T07:53:23.255
Date updated
2018-10-28 08:05:27 UTC+0000
Release date
2019-10-28 08:05:27 UTC+0000
UTC Start
2018-10-28 07:53:23.255
UTC End
2018-10-28 07:58:23.255
MJD Start
58419.32874138
MJD End
58419.33221360222
Exposure time (s)
300.0
Validation level
1
Tau 0: Coherence time (s)
0.0037285
Ambient temperature (°C)
14.29
Seeing (arcsec)
0.57
Observation
ID
42240
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
31901
Name
IP_Tau
RA
66.240372
DEC
27.1989
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 46.4830 46.9100 40.4000 40.4000
U1-U3 88.6100 89.3570 45.6000 45.5000
U1-U4 128.9230 129.2380 64.0920 63.5530
U2-U3 42.5200 42.8220 51.2000 50.9000
U2-U4 88.3330 88.0360 76.2800 75.6240
U3-U4 52.9650 52.2740 96.1510 95.6210
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 58419.32874138
HIERARCH ESO DPR TECH INTERFEROMETRY,DIRECT
HIERARCH ESO OBS TARG NAME IP_Tau
HIERARCH ESO INS SOBJ NAME IP_Tau
RA 66.240372
DEC 27.1989
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 46.483
HIERARCH ESO ISS PBL12 END 46.91
HIERARCH ESO ISS PBLA12 START 40.4
HIERARCH ESO ISS PBLA12 END 40.4
HIERARCH ESO ISS PBL13 START 88.61
HIERARCH ESO ISS PBL13 END 89.357
HIERARCH ESO ISS PBLA13 START 45.6
HIERARCH ESO ISS PBLA13 END 45.5
HIERARCH ESO ISS PBL14 START 128.923
HIERARCH ESO ISS PBL14 END 129.238
HIERARCH ESO ISS PBLA14 START 64.092
HIERARCH ESO ISS PBLA14 END 63.553
HIERARCH ESO ISS PBL23 START 42.52
HIERARCH ESO ISS PBL23 END 42.822
HIERARCH ESO ISS PBLA23 START 51.2
HIERARCH ESO ISS PBLA23 END 50.9
HIERARCH ESO ISS PBL24 START 88.333
HIERARCH ESO ISS PBL24 END 88.036
HIERARCH ESO ISS PBLA24 START 76.28
HIERARCH ESO ISS PBLA24 END 75.624
HIERARCH ESO ISS PBL34 START 52.965
HIERARCH ESO ISS PBL34 END 52.274
HIERARCH ESO ISS PBLA34 START 96.151
HIERARCH ESO ISS PBLA34 END 95.621
HIERARCH ESO ISS AMBI TAU0 START 0.003719
HIERARCH ESO ISS AMBI TAU0 END 0.003738
HIERARCH ESO ISS AMBI TEMP 14.29
HIERARCH ESO ISS AMBI FWHM START 0.57
HIERARCH ESO ISS AMBI FWHM END 0.57