Exposure
ID
GRAVI.2018-10-28T07:36:41.213_1
Header ID
GRAVI.2018-10-28T07:36:41.213
Date updated
2018-10-28 07:50:36 UTC+0000
Release date
2019-10-28 07:50:35 UTC+0000
UTC Start
2018-10-28 07:36:41.213
UTC End
2018-10-28 07:41:41.213
MJD Start
58419.31714367
MJD End
58419.32061589222
Exposure time (s)
300.0
Validation level
1
Tau 0: Coherence time (s)
0.004241
Ambient temperature (°C)
14.28
Seeing (arcsec)
0.5349999999999999
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 45.0860 45.5380 40.3000 40.4000
U1-U3 86.1240 86.9350 45.9000 45.8000
U1-U4 127.6260 128.0880 65.7360 65.2230
U2-U3 41.4900 41.8300 52.0000 51.8000
U2-U4 89.0390 88.8530 78.2980 77.6650
U3-U4 54.9890 54.3720 97.8030 97.2810
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 58419.31714367
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 45.086
HIERARCH ESO ISS PBL12 END 45.538
HIERARCH ESO ISS PBLA12 START 40.3
HIERARCH ESO ISS PBLA12 END 40.4
HIERARCH ESO ISS PBL13 START 86.124
HIERARCH ESO ISS PBL13 END 86.935
HIERARCH ESO ISS PBLA13 START 45.9
HIERARCH ESO ISS PBLA13 END 45.8
HIERARCH ESO ISS PBL14 START 127.626
HIERARCH ESO ISS PBL14 END 128.088
HIERARCH ESO ISS PBLA14 START 65.736
HIERARCH ESO ISS PBLA14 END 65.223
HIERARCH ESO ISS PBL23 START 41.49
HIERARCH ESO ISS PBL23 END 41.83
HIERARCH ESO ISS PBLA23 START 52.0
HIERARCH ESO ISS PBLA23 END 51.8
HIERARCH ESO ISS PBL24 START 89.039
HIERARCH ESO ISS PBL24 END 88.853
HIERARCH ESO ISS PBLA24 START 78.298
HIERARCH ESO ISS PBLA24 END 77.665
HIERARCH ESO ISS PBL34 START 54.989
HIERARCH ESO ISS PBL34 END 54.372
HIERARCH ESO ISS PBLA34 START 97.803
HIERARCH ESO ISS PBLA34 END 97.281
HIERARCH ESO ISS AMBI TAU0 START 0.003997
HIERARCH ESO ISS AMBI TAU0 END 0.004485
HIERARCH ESO ISS AMBI TEMP 14.28
HIERARCH ESO ISS AMBI FWHM START 0.58
HIERARCH ESO ISS AMBI FWHM END 0.49