Exposure
ID
MIDI.2008-04-24T02:56:34.506_1
Header ID
MIDI.2008-04-24T02:56:34.506
Date updated
2011-07-14 21:21:38 UTC+0000
Release date
2009-04-24 02:56:34 UTC+0000
UTC Start
2008-04-24 02:56:34.506
UTC End
2008-04-24 02:57:38.586
MJD Start
54580.1226216
MJD End
54580.1233632667
Exposure time (s)
64.1
Validation level
1
Tau 0: Coherence time (s)
0.0032045
Ambient temperature (°C)
15.62
Seeing (arcsec)
0.92
Observation
ID
19571
Category
science
Program ID
081.B-0092(A)
Program Title
EXPLORATORY MIDI OBSERVATIONS OF NGC,4151 AND 3C,273
Program Type
GTO
PI / COI
MEISENHEIMER/BURTSCHER/TRISTRAM/JAFFE/RABAN/ROETTGERING/LEINERT/COTTON/GRASER/HENNING/LOPEZ/PERRIN/SWAIN
Target
ID
15360
Name
NGC4151
RA
182.6362
DEC
39.40595
Instrument
Interferometer
VLTI
Instrument
MIDI
Instrument mode
HIGH_SENS+PRISM
Stations
U2 U4
Projected baselines
Baseline Length start Length end Angle start Angle end
U2-U4 89.0410 89.1160 84.2000 83.8000
Header: used keywords
Key Value
HIERARCH ESO OBS PROG ID 081.B-0092(A)
HIERARCH ESO DPR CATG SCIENCE
HIERARCH ESO DPR TYPE TRACK,OBJECT,DISPERSED
MJD-OBS 54580.1226216
HIERARCH ESO DPR TECH INTERFEROMETRY
HIERARCH ESO OBS TARG NAME NGC4151
RA 182.6362
DEC 39.40595
HIERARCH ESO INS OPT1 ID HIGH_SENS
HIERARCH ESO INS GRIS ID PRISM
HIERARCH ESO ISS CONF NTEL 2
HIERARCH ESO ISS CONF STATION1 U2
HIERARCH ESO ISS CONF STATION2 U4
EXPTIME 64.0799972
HIERARCH ESO DET DIT 0.018
HIERARCH ESO DET NDIT 3560
HIERARCH ESO ISS PBL12 START 89.041
HIERARCH ESO ISS PBL12 END 89.116
HIERARCH ESO ISS PBLA12 START 84.2
HIERARCH ESO ISS PBLA12 END 83.8
HIERARCH ESO ISS AMBI TAU0 START 0.003305
HIERARCH ESO ISS AMBI TAU0 END 0.003104
HIERARCH ESO ISS AMBI TEMP 15.62
HIERARCH ESO ISS AMBI FWHM START 0.89
HIERARCH ESO ISS AMBI FWHM END 0.95