Exposure
ID
MIDI.2009-09-27T09:02:35.013_1
Header ID
MIDI.2009-09-27T09:02:35.013
Date updated
2011-07-15 05:32:31 UTC+0000
Release date
2009-09-27 09:02:35 UTC+0000
UTC Start
2009-09-27 09:02:35.013
UTC End
2009-09-27 09:02:50.853
MJD Start
55101.37679413
MJD End
55101.3769774633
Exposure time (s)
15.8
Validation level
1
Tau 0: Coherence time (s)
0.0015235
Ambient temperature (°C)
7.52
Seeing (arcsec)
0.91
Observation
ID
22330
Category
calibrator
Program ID
082.D-0066(C)
Program Title
THE CIRCUMSTELLAR ENVELOPES OF CLASSICAL AND TYPE II CEPHEIDS AT HIGH ANGULAR RESOLUTION
Program Type
GTO
PI / COI
KERVELLA/ MERAND
Target
ID
16770
Name
HD-31398
RA
74.248559
DEC
33.16607
Instrument
Interferometer
VLTI
Instrument
MIDI
Instrument mode
HIGH_SENS+PRISM
Stations
H0 D0
Projected baselines
Baseline Length start Length end Angle start Angle end
H0-D0 60.5540 60.7780 261.4000 261.0000
Header: used keywords
Key Value
HIERARCH ESO OBS PROG ID 082.D-0066(C)
HIERARCH ESO DPR CATG CALIB
HIERARCH ESO DPR TYPE TRACK,OBJECT,DISPERSED
MJD-OBS 55101.37679413
HIERARCH ESO DPR TECH INTERFEROMETRY
HIERARCH ESO OBS TARG NAME HD-31398
RA 74.248559
DEC 33.16607
HIERARCH ESO INS OPT1 ID HIGH_SENS
HIERARCH ESO INS GRIS ID PRISM
HIERARCH ESO ISS CONF NTEL 2
HIERARCH ESO ISS CONF STATION1 H0
HIERARCH ESO ISS CONF STATION2 D0
EXPTIME 15.8399993
HIERARCH ESO DET DIT 0.018
HIERARCH ESO DET NDIT 880
HIERARCH ESO ISS PBL12 START 60.554
HIERARCH ESO ISS PBL12 END 60.778
HIERARCH ESO ISS PBLA12 START 261.4
HIERARCH ESO ISS PBLA12 END 261.0
HIERARCH ESO ISS AMBI TAU0 START 0.001578
HIERARCH ESO ISS AMBI TAU0 END 0.001469
HIERARCH ESO ISS AMBI TEMP 7.52
HIERARCH ESO ISS AMBI FWHM START 0.88
HIERARCH ESO ISS AMBI FWHM END 0.94