Exposure
ID
MIDI.2008-04-24T03:24:35.013_1
Header ID
MIDI.2008-04-24T03:24:35.013
Date updated
2011-07-14 21:21:51 UTC+0000
Release date
2009-04-24 03:24:35 UTC+0000
UTC Start
2008-04-24 03:24:35.013
UTC End
2008-04-24 03:24:50.853
MJD Start
54580.14207191
MJD End
54580.1422552433
Exposure time (s)
15.8
Validation level
1
Tau 0: Coherence time (s)
0.0020435
Ambient temperature (°C)
16.28
Seeing (arcsec)
1.415
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 89.4290 89.4270 80.0000 79.5000
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 54580.14207191
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 15.8399993
HIERARCH ESO DET DIT 0.018
HIERARCH ESO DET NDIT 880
HIERARCH ESO ISS PBL12 START 89.429
HIERARCH ESO ISS PBL12 END 89.427
HIERARCH ESO ISS PBLA12 START 80.0
HIERARCH ESO ISS PBLA12 END 79.5
HIERARCH ESO ISS AMBI TAU0 START 0.002094
HIERARCH ESO ISS AMBI TAU0 END 0.001993
HIERARCH ESO ISS AMBI TEMP 16.28
HIERARCH ESO ISS AMBI FWHM START 1.38
HIERARCH ESO ISS AMBI FWHM END 1.45