Exposure
ID
MIDI.2014-12-02T02:22:00.937_1
Header ID
MIDI.2014-12-02T02:22:00.937
Date updated
2014-12-02 02:36:15 UTC+0000
Release date
2014-12-02 02:22:00 UTC+0000
UTC Start
2014-12-02 02:22:00.937
UTC End
2014-12-02 02:22:16.777
MJD Start
56993.09862196
MJD End
56993.0988052933
Exposure time (s)
15.8
Validation level
1
Tau 0: Coherence time (s)
0.0014815
Ambient temperature (°C)
12.37
Seeing (arcsec)
1.205
Observation
ID
31208
Category
calibrator
Program ID
60.A-9006(A)
Program Title
MIDI CALIBRATORS
Program Type
Normal
PI / COI
MIDI TEAM
Target
ID
21822
Name
alf Ari
RA
31.793838
DEC
23.46204
Instrument
Interferometer
VLTI
Instrument
MIDI
Instrument mode
HIGH_SENS+PRISM
Stations
G1 I1
Projected baselines
Baseline Length start Length end Angle start Angle end
G1-I1 39.3710 39.6050 51.5000 51.5000
Header: used keywords
Key Value
HIERARCH ESO OBS PROG ID 60.A-9006(A)
HIERARCH ESO DPR CATG CALIB
HIERARCH ESO DPR TYPE TRACK,OBJECT,DISPERSED
MJD-OBS 56993.09862196
HIERARCH ESO DPR TECH INTERFEROMETRY
HIERARCH ESO OBS TARG NAME alf Ari
RA 31.793838
DEC 23.46204
HIERARCH ESO INS OPT1 ID HIGH_SENS
HIERARCH ESO INS GRIS ID PRISM
HIERARCH ESO ISS CONF NTEL 2
HIERARCH ESO ISS CONF STATION1 G1
HIERARCH ESO ISS CONF STATION2 I1
EXPTIME 15.8399993
HIERARCH ESO DET DIT 0.018
HIERARCH ESO DET NDIT 880
HIERARCH ESO ISS PBL12 START 39.371
HIERARCH ESO ISS PBL12 END 39.605
HIERARCH ESO ISS PBLA12 START 51.5
HIERARCH ESO ISS PBLA12 END 51.5
HIERARCH ESO ISS AMBI TAU0 START 0.001439
HIERARCH ESO ISS AMBI TAU0 END 0.001524
HIERARCH ESO ISS AMBI TEMP 12.37
HIERARCH ESO ISS AMBI FWHM START 1.24
HIERARCH ESO ISS AMBI FWHM END 1.17