Exposure
ID
MIDI.2009-11-21T07:07:53.485_1
Header ID
MIDI.2009-11-21T07:07:53.485
Date updated
2011-07-15 06:23:09 UTC+0000
Release date
2011-01-25 17:50:44 UTC+0000
UTC Start
2009-11-21 07:07:53.485
UTC End
2009-11-21 07:08:57.565
MJD Start
55156.29714682
MJD End
55156.29788848666
Exposure time (s)
64.1
Validation level
1
Tau 0: Coherence time (s)
0.0021999999999999997
Ambient temperature (°C)
17.28
Seeing (arcsec)
1.045
Observation
ID
22613
Category
science
Program ID
082.D-0066(B)
Program Title
THE CIRCUMSTELLAR ENVELOPES OF CLASSICAL AND TYPE II CEPHEIDS AT HIGH ANGULAR RESOLUTION
Program Type
GTO
PI / COI
KERVELLA/ MERAND
Target
ID
16910
Name
RV-Tau
RA
71.778165
DEC
26.17934
Instrument
Interferometer
VLTI
Instrument
MIDI
Instrument mode
HIGH_SENS+PRISM
Stations
K0 A0
Projected baselines
Baseline Length start Length end Angle start Angle end
K0-A0 127.1510 126.9900 247.2000 246.8000
Header: used keywords
Key Value
HIERARCH ESO OBS PROG ID 082.D-0066(B)
HIERARCH ESO DPR CATG SCIENCE
HIERARCH ESO DPR TYPE TRACK,OBJECT,DISPERSED
MJD-OBS 55156.29714682
HIERARCH ESO DPR TECH INTERFEROMETRY
HIERARCH ESO OBS TARG NAME RV-Tau
RA 71.778165
DEC 26.17934
HIERARCH ESO INS OPT1 ID HIGH_SENS
HIERARCH ESO INS GRIS ID PRISM
HIERARCH ESO ISS CONF NTEL 2
HIERARCH ESO ISS CONF STATION1 K0
HIERARCH ESO ISS CONF STATION2 A0
EXPTIME 64.0799972
HIERARCH ESO DET DIT 0.018
HIERARCH ESO DET NDIT 3560
HIERARCH ESO ISS PBL12 START 127.151
HIERARCH ESO ISS PBL12 END 126.99
HIERARCH ESO ISS PBLA12 START 247.2
HIERARCH ESO ISS PBLA12 END 246.8
HIERARCH ESO ISS AMBI TAU0 START 0.001878
HIERARCH ESO ISS AMBI TAU0 END 0.002522
HIERARCH ESO ISS AMBI TEMP 17.28
HIERARCH ESO ISS AMBI FWHM START 1.2
HIERARCH ESO ISS AMBI FWHM END 0.89