Exposure
ID
PIONI.2016-05-31T01:40:16.034_1
Header ID
PIONI.2016-05-31T01:40:16.034
Date updated
2016-05-31 01:50:52 UTC+0000
Release date
2017-05-31 01:50:52 UTC+0000
UTC Start
2016-05-31 01:40:16.034
UTC End
2016-05-31 01:40:41.634
MJD Start
57539.0696300212
MJD End
57539.0699263175
Exposure time (s)
25.6
Validation level
1
Tau 0: Coherence time (s)
0.002382
Ambient temperature (°C)
8.18
Seeing (arcsec)
0.73
Observation
ID
36891
Category
science
Program ID
097.D-0350(B)
Program Title
AN ULTRA-HIGH ACCURACY MEASUREMENT OF THE ANGULAR DIAMETERS AND LIMB DARKENINGS OF ALPHA CENTAURI A AND B
Program Type
Normal
PI / COI
KERVELLA/ THEVENIN/ BIGOT
Target
ID
27107
Name
HD123999
RA
212.599625
DEC
25.09146
Instrument
Interferometer
VLTI
Instrument
PIONIER
Instrument mode
GRISM-H
Stations
K0 G2 D0 J3
Projected baselines
Baseline Length start Length end Angle start Angle end
K0-G2 67.8290 67.8500 274.9000 274.9000
K0-D0 88.6890 88.7770 260.8000 260.7000
K0-J3 44.8860 44.8320 320.1530 320.1670
G2-D0 28.2650 28.3140 224.9000 225.0000
G2-J3 48.2460 48.3300 53.5770 53.5830
D0-J3 76.3090 76.4430 50.3900 50.4050
Header: used keywords
Key Value
HIERARCH ESO OBS PROG ID 097.D-0350(B)
HIERARCH ESO DPR CATG SCIENCE
HIERARCH ESO DPR TYPE FRINGE,OBJECT
MJD-OBS 57539.0696300212
HIERARCH ESO DPR TECH INTERFEROMETRY
HIERARCH ESO OBS TARG NAME HD123999
RA 212.599625
DEC 25.09146
HIERARCH ESO INS OPTI2 NAME GRISM
HIERARCH ESO INS OPTI2 ID GRISM
HIERARCH ESO INS FILT1 NAME H
HIERARCH ESO ISS CONF NTEL 4
HIERARCH ESO ISS CONF STATION1 K0
HIERARCH ESO ISS CONF STATION2 G2
HIERARCH ESO ISS CONF STATION3 D0
HIERARCH ESO ISS CONF STATION4 J3
EXPTIME 25.6
HIERARCH ESO DET DIT 0.0005
HIERARCH ESO DET NDIT 51200
HIERARCH ESO ISS PBL12 START 67.829
HIERARCH ESO ISS PBL12 END 67.85
HIERARCH ESO ISS PBLA12 START 274.9
HIERARCH ESO ISS PBLA12 END 274.9
HIERARCH ESO ISS PBL13 START 88.689
HIERARCH ESO ISS PBL13 END 88.777
HIERARCH ESO ISS PBLA13 START 260.8
HIERARCH ESO ISS PBLA13 END 260.7
HIERARCH ESO ISS PBL14 START 44.886
HIERARCH ESO ISS PBL14 END 44.832
HIERARCH ESO ISS PBLA14 START 320.153
HIERARCH ESO ISS PBLA14 END 320.167
HIERARCH ESO ISS PBL23 START 28.265
HIERARCH ESO ISS PBL23 END 28.314
HIERARCH ESO ISS PBLA23 START 224.9
HIERARCH ESO ISS PBLA23 END 225.0
HIERARCH ESO ISS PBL24 START 48.246
HIERARCH ESO ISS PBL24 END 48.33
HIERARCH ESO ISS PBLA24 START 53.577
HIERARCH ESO ISS PBLA24 END 53.583
HIERARCH ESO ISS PBL34 START 76.309
HIERARCH ESO ISS PBL34 END 76.443
HIERARCH ESO ISS PBLA34 START 50.39
HIERARCH ESO ISS PBLA34 END 50.405
HIERARCH ESO ISS AMBI TAU0 START 0.002382
HIERARCH ESO ISS AMBI TAU0 END 0.002382
HIERARCH ESO ISS AMBI TEMP 8.18
HIERARCH ESO ISS AMBI FWHM START 0.73
HIERARCH ESO ISS AMBI FWHM END 0.73