Exposure
ID
MIDI.2009-05-10T00:42:12.507_1
Header ID
MIDI.2009-05-10T00:42:12.507
Date updated
2011-07-15 01:25:14 UTC+0000
Release date
2009-05-10 00:42:12 UTC+0000
UTC Start
2009-05-10 00:42:12.507
UTC End
2009-05-10 00:42:45.267
MJD Start
54961.02931142
MJD End
54961.0296905867
Exposure time (s)
32.8
Validation level
1
Tau 0: Coherence time (s)
0.0038345
Ambient temperature (°C)
12.8
Seeing (arcsec)
0.84
Observation
ID
21427
Category
calibrator
Program ID
083.B-0452(D)
Program Title
ESTABLISHING THE RADIAL STRUCTURE OF AGN TORI WITH MIDI
Program Type
Normal
PI / COI
KISHIMOTO/ HONIG/ WEIGELT/ ANTONUCCI/ DRIEBE/ MILLOUR
Target
ID
16299
Name
NGC4151
RA
182.636015
DEC
39.40582
Instrument
Interferometer
VLTI
Instrument
MIDI
Instrument mode
HIGH_SENS+PRISM
Stations
U1 U2
Projected baselines
Baseline Length start Length end Angle start Angle end
U1-U2 26.3050 26.5510 44.7000 44.9000
Header: used keywords
Key Value
HIERARCH ESO OBS PROG ID 083.B-0452(D)
HIERARCH ESO DPR CATG CALIB
HIERARCH ESO DPR TYPE SEARCH,OBJECT,DISPERSED
MJD-OBS 54961.02931142
HIERARCH ESO DPR TECH INTERFEROMETRY
HIERARCH ESO OBS TARG NAME NGC4151
RA 182.636015
DEC 39.40582
HIERARCH ESO INS OPT1 ID HIGH_SENS
HIERARCH ESO INS GRIS ID PRISM
HIERARCH ESO ISS CONF NTEL 2
HIERARCH ESO ISS CONF STATION1 U1
HIERARCH ESO ISS CONF STATION2 U2
EXPTIME 32.7599986
HIERARCH ESO DET DIT 0.018
HIERARCH ESO DET NDIT 1820
HIERARCH ESO ISS PBL12 START 26.305
HIERARCH ESO ISS PBL12 END 26.551
HIERARCH ESO ISS PBLA12 START 44.7
HIERARCH ESO ISS PBLA12 END 44.9
HIERARCH ESO ISS AMBI TAU0 START 0.00393
HIERARCH ESO ISS AMBI TAU0 END 0.003739
HIERARCH ESO ISS AMBI TEMP 12.8
HIERARCH ESO ISS AMBI FWHM START 0.82
HIERARCH ESO ISS AMBI FWHM END 0.86