Exposure
ID
MIDI.2010-04-25T02:48:21.000_1
Header ID
MIDI.2010-04-25T02:48:21.000
Date updated
2011-07-15 12:56:12 UTC+0000
Release date
2010-04-25 02:48:21 UTC+0000
UTC Start
2010-04-25 02:48:21.000
UTC End
2010-04-25 02:49:27.240
MJD Start
55311.11690972
MJD End
55311.11767638667
Exposure time (s)
66.2
Validation level
1
Tau 0: Coherence time (s)
0.008936
Ambient temperature (°C)
11.12
Seeing (arcsec)
0.825
Observation
ID
23673
Category
calibrator
Program ID
284.B-5049(B)
Program Title
CONSTRAINING THE RADIAL STRUCTURE IN THE TORUS OF NGC~4151
Program Type
ToO
PI / COI
POTT/ ALBERDI/ BURTSCHER/ ELITZUR/ MALKAN/ MEISENHEIMER/ SCHODEL
Target
ID
17451
Name
NGC4151
RA
182.636038
DEC
39.40591
Instrument
Interferometer
VLTI
Instrument
MIDI
Instrument mode
HIGH_SENS+GRISM
Stations
U2 U4
Projected baselines
Baseline Length start Length end Angle start Angle end
U2-U4 88.8870 88.9360 85.0000 84.8000
Header: used keywords
Key Value
HIERARCH ESO OBS PROG ID 284.B-5049(B)
HIERARCH ESO DPR CATG CALIB
HIERARCH ESO DPR TYPE SEARCH,OBJECT,DISPERSED
MJD-OBS 55311.11690972
HIERARCH ESO DPR TECH INTERFEROMETRY
HIERARCH ESO OBS TARG NAME NGC4151
RA 182.636038
DEC 39.40591
HIERARCH ESO INS OPT1 ID HIGH_SENS
HIERARCH ESO INS GRIS ID GRISM
HIERARCH ESO ISS CONF NTEL 2
HIERARCH ESO ISS CONF STATION1 U2
HIERARCH ESO ISS CONF STATION2 U4
EXPTIME 66.2111989
HIERARCH ESO DET DIT 0.0288
HIERARCH ESO DET NDIT 2300
HIERARCH ESO ISS PBL12 START 88.887
HIERARCH ESO ISS PBL12 END 88.936
HIERARCH ESO ISS PBLA12 START 85.0
HIERARCH ESO ISS PBLA12 END 84.8
HIERARCH ESO ISS AMBI TAU0 START 0.008957
HIERARCH ESO ISS AMBI TAU0 END 0.008915
HIERARCH ESO ISS AMBI TEMP 11.12
HIERARCH ESO ISS AMBI FWHM START 0.83
HIERARCH ESO ISS AMBI FWHM END 0.82