Exposure
ID
MIDI.2009-09-27T09:27:58.012_1
Header ID
MIDI.2009-09-27T09:27:58.012
Date updated
2011-07-15 05:32:33 UTC+0000
Release date
2010-10-16 13:51:21 UTC+0000
UTC Start
2009-09-27 09:27:58.012
UTC End
2009-09-27 09:28:13.852
MJD Start
55101.39442144
MJD End
55101.3946047733
Exposure time (s)
15.8
Validation level
1
Tau 0: Coherence time (s)
0.001578
Ambient temperature (°C)
7.45
Seeing (arcsec)
0.88
Observation
ID
22331
Category
science
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
16771
Name
RV-Tau
RA
71.778259
DEC
26.17946
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 63.0330 63.1590 255.6000 255.3000
Header: used keywords
Key Value
HIERARCH ESO OBS PROG ID 082.D-0066(C)
HIERARCH ESO DPR CATG SCIENCE
HIERARCH ESO DPR TYPE TRACK,OBJECT,DISPERSED
MJD-OBS 55101.39442144
HIERARCH ESO DPR TECH INTERFEROMETRY
HIERARCH ESO OBS TARG NAME RV-Tau
RA 71.778259
DEC 26.17946
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 63.033
HIERARCH ESO ISS PBL12 END 63.159
HIERARCH ESO ISS PBLA12 START 255.6
HIERARCH ESO ISS PBLA12 END 255.3
HIERARCH ESO ISS AMBI TAU0 START 0.001511
HIERARCH ESO ISS AMBI TAU0 END 0.001645
HIERARCH ESO ISS AMBI TEMP 7.45
HIERARCH ESO ISS AMBI FWHM START 0.92
HIERARCH ESO ISS AMBI FWHM END 0.84