Exposure
ID
MIDI.2012-12-20T00:55:18.454_1
Header ID
MIDI.2012-12-20T00:55:18.454
Date updated
2012-12-20 02:31:14 UTC+0000
Release date
2012-12-20 00:55:18 UTC+0000
UTC Start
2012-12-20 00:55:18.454
UTC End
2012-12-20 00:56:01.654
MJD Start
56281.03840803
MJD End
56281.03890803
Exposure time (s)
43.2
Validation level
1
Tau 0: Coherence time (s)
0.0023545
Ambient temperature (°C)
12.05
Seeing (arcsec)
1.015
Observation
ID
27846
Category
calibrator
Program ID
60.A-9006(A)
Program Title
MIDI CALIBRATORS
Program Type
Normal
PI / COI
MIDI TEAM
Target
ID
19856
Name
alf Ari
RA
31.793731
DEC
23.46208
Instrument
Interferometer
VLTI
Instrument
MIDI
Instrument mode
SCI_PHOT+GRISM
Stations
C1 A1
Projected baselines
Baseline Length start Length end Angle start Angle end
C1-A1 15.5060 15.5610 257.1000 256.8000
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,SCIPHOT
MJD-OBS 56281.03840803
HIERARCH ESO DPR TECH INTERFEROMETRY
HIERARCH ESO OBS TARG NAME alf Ari
RA 31.793731
DEC 23.46208
HIERARCH ESO INS OPT1 ID SCI_PHOT
HIERARCH ESO INS GRIS ID GRISM
HIERARCH ESO ISS CONF NTEL 2
HIERARCH ESO ISS CONF STATION1 C1
HIERARCH ESO ISS CONF STATION2 A1
EXPTIME 43.1999981
HIERARCH ESO DET DIT 0.036
HIERARCH ESO DET NDIT 1200
HIERARCH ESO ISS PBL12 START 15.506
HIERARCH ESO ISS PBL12 END 15.561
HIERARCH ESO ISS PBLA12 START 257.1
HIERARCH ESO ISS PBLA12 END 256.8
HIERARCH ESO ISS AMBI TAU0 START 0.00235
HIERARCH ESO ISS AMBI TAU0 END 0.002359
HIERARCH ESO ISS AMBI TEMP 12.05
HIERARCH ESO ISS AMBI FWHM START 1.02
HIERARCH ESO ISS AMBI FWHM END 1.01