Exposure
ID
MIDI.2009-01-11T03:36:09.138_1
Header ID
MIDI.2009-01-11T03:36:09.138
Date updated
2011-07-15 00:33:41 UTC+0000
Release date
2009-01-11 03:36:09 UTC+0000
UTC Start
2009-01-11 03:36:09.138
UTC End
2009-01-11 03:36:42.078
MJD Start
54842.15010576
MJD End
54842.15048701
Exposure time (s)
32.9
Validation level
1
Tau 0: Coherence time (s)
0.0020315
Ambient temperature (°C)
14.77
Seeing (arcsec)
1.12
Observation
ID
20510
Category
science
Program ID
082.D-0189(F)
Program Title
DO THE GEOMETRY AND KINEMATICS OF THE CIRCUMSTELLAR ENVIRONMENT OF BE STARS DEPENDS ON THEIR SPECTRAL TYPE?
Program Type
Normal
PI / COI
MEILLAND/ STEE/ MILLOUR/ KANAAN/ PETROV/ CHESNEAU/ DOMICIANO DE SOUZA
Target
ID
15776
Name
Zeta_Tau
RA
84.411041
DEC
21.1423
Instrument
Interferometer
VLTI
Instrument
MIDI
Instrument mode
SCI_PHOT+PRISM
Stations
U1 U4
Projected baselines
Baseline Length start Length end Angle start Angle end
U1-U4 127.2350 127.3430 65.9000 65.8000
Header: used keywords
Key Value
HIERARCH ESO OBS PROG ID 082.D-0189(F)
HIERARCH ESO DPR CATG SCIENCE
HIERARCH ESO DPR TYPE TRACK,OBJECT,DISPERSED,SCIPHOT
MJD-OBS 54842.15010576
HIERARCH ESO DPR TECH INTERFEROMETRY
HIERARCH ESO OBS TARG NAME Zeta_Tau
RA 84.411041
DEC 21.1423
HIERARCH ESO INS OPT1 ID SCI_PHOT
HIERARCH ESO INS GRIS ID PRISM
HIERARCH ESO ISS CONF NTEL 2
HIERARCH ESO ISS CONF STATION1 U1
HIERARCH ESO ISS CONF STATION2 U4
EXPTIME 32.9219986
HIERARCH ESO DET DIT 0.018
HIERARCH ESO DET NDIT 1830
HIERARCH ESO ISS PBL12 START 127.235
HIERARCH ESO ISS PBL12 END 127.343
HIERARCH ESO ISS PBLA12 START 65.9
HIERARCH ESO ISS PBLA12 END 65.8
HIERARCH ESO ISS AMBI TAU0 START 0.001945
HIERARCH ESO ISS AMBI TAU0 END 0.002118
HIERARCH ESO ISS AMBI TEMP 14.77
HIERARCH ESO ISS AMBI FWHM START 1.17
HIERARCH ESO ISS AMBI FWHM END 1.07