Exposure
ID
PIONI.2021-11-09T06:41:56.304_1
Header ID
PIONI.2021-11-09T06:41:56.304
Date updated
2021-11-09 06:51:00 UTC+0000
Release date
2021-11-09 06:41:56 UTC+0000
UTC Start
2021-11-09 06:41:56.304
UTC End
2021-11-09 06:42:21.904
MJD Start
59527.2791238902
MJD End
59527.2794201865
Exposure time (s)
25.6
Validation level
1
Tau 0: Coherence time (s)
0.00455
Ambient temperature (°C)
11.81
Seeing (arcsec)
0.58
Observation
ID
48835
Category
calibrator
Program ID
108.227F.001
Program Title
THE FIRST INTERFEROMETRIC IMAGE OF A SUNLIKE STAR: EPS ERIDANI
Program Type
Normal
PI / COI
ROETTENBACHER/ KORHONEN/ FISCHER/ DAVIES
Target
ID
36573
Name
gam Ori
RA
81.282163
DEC
6.34964
Instrument
Interferometer
VLTI
Instrument
PIONIER
Instrument mode
GRISM-H
Stations
A0 G1 J2 J3
Projected baselines
Baseline Length start Length end Angle start Angle end
A0-G1 89.0040 88.9660 112.8000 112.8000
A0-J2 129.2000 129.2070 92.7000 92.7000
A0-J3 121.7910 121.8920 49.9770 50.0010
G1-J2 54.8690 54.9120 58.9000 58.9000
G1-J3 113.3630 113.3800 5.6730 5.7440
J2-J3 91.7590 91.7110 337.0430 337.0980
Header: used keywords
Key Value
HIERARCH ESO OBS PROG ID 108.227F.001
HIERARCH ESO DPR CATG CALIB
HIERARCH ESO DPR TYPE FRINGE,OBJECT
MJD-OBS 59527.2791238902
HIERARCH ESO DPR TECH INTERFEROMETRY
HIERARCH ESO OBS TARG NAME gam Ori
RA 81.282163
DEC 6.34964
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 A0
HIERARCH ESO ISS CONF STATION2 G1
HIERARCH ESO ISS CONF STATION3 J2
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 89.004
HIERARCH ESO ISS PBL12 END 88.966
HIERARCH ESO ISS PBLA12 START 112.8
HIERARCH ESO ISS PBLA12 END 112.8
HIERARCH ESO ISS PBL13 START 129.2
HIERARCH ESO ISS PBL13 END 129.207
HIERARCH ESO ISS PBLA13 START 92.7
HIERARCH ESO ISS PBLA13 END 92.7
HIERARCH ESO ISS PBL14 START 121.791
HIERARCH ESO ISS PBL14 END 121.892
HIERARCH ESO ISS PBLA14 START 49.977
HIERARCH ESO ISS PBLA14 END 50.001
HIERARCH ESO ISS PBL23 START 54.869
HIERARCH ESO ISS PBL23 END 54.912
HIERARCH ESO ISS PBLA23 START 58.9
HIERARCH ESO ISS PBLA23 END 58.9
HIERARCH ESO ISS PBL24 START 113.363
HIERARCH ESO ISS PBL24 END 113.38
HIERARCH ESO ISS PBLA24 START 5.673
HIERARCH ESO ISS PBLA24 END 5.744
HIERARCH ESO ISS PBL34 START 91.759
HIERARCH ESO ISS PBL34 END 91.711
HIERARCH ESO ISS PBLA34 START 337.043
HIERARCH ESO ISS PBLA34 END 337.098
HIERARCH ESO ISS AMBI TAU0 START 0.00455
HIERARCH ESO ISS AMBI TAU0 END 0.00455
HIERARCH ESO ISS AMBI TEMP 11.81
HIERARCH ESO ISS AMBI FWHM START 0.58
HIERARCH ESO ISS AMBI FWHM END 0.58