Exposure
ID
PIONI.2021-11-11T06:10:44.668_1
Header ID
PIONI.2021-11-11T06:10:44.668
Date updated
2021-11-11 06:15:53 UTC+0000
Release date
2021-11-11 06:10:44 UTC+0000
UTC Start
2021-11-11 06:10:44.668
UTC End
2021-11-11 06:11:10.268
MJD Start
59529.2574614314
MJD End
59529.2577577277
Exposure time (s)
25.6
Validation level
1
Tau 0: Coherence time (s)
0.004663
Ambient temperature (°C)
10.75
Seeing (arcsec)
0.69
Observation
ID
48811
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
36502
Name
32 Eri A
RA
58.572492
DEC
-2.95473
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 83.9120 83.8340 116.8000 116.8000
A0-J2 124.8030 124.7170 93.4000 93.5000
A0-J3 132.0560 132.0750 50.3810 50.3950
G1-J2 58.2280 58.2280 58.6000 58.6000
G1-J3 124.9720 124.9960 12.3940 12.4520
J2-J3 94.5040 94.4780 346.0000 346.0730
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 59529.2574614314
HIERARCH ESO DPR TECH INTERFEROMETRY
HIERARCH ESO OBS TARG NAME 32 Eri A
RA 58.572492
DEC -2.95473
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 83.912
HIERARCH ESO ISS PBL12 END 83.834
HIERARCH ESO ISS PBLA12 START 116.8
HIERARCH ESO ISS PBLA12 END 116.8
HIERARCH ESO ISS PBL13 START 124.803
HIERARCH ESO ISS PBL13 END 124.717
HIERARCH ESO ISS PBLA13 START 93.4
HIERARCH ESO ISS PBLA13 END 93.5
HIERARCH ESO ISS PBL14 START 132.056
HIERARCH ESO ISS PBL14 END 132.075
HIERARCH ESO ISS PBLA14 START 50.381
HIERARCH ESO ISS PBLA14 END 50.395
HIERARCH ESO ISS PBL23 START 58.228
HIERARCH ESO ISS PBL23 END 58.228
HIERARCH ESO ISS PBLA23 START 58.6
HIERARCH ESO ISS PBLA23 END 58.6
HIERARCH ESO ISS PBL24 START 124.972
HIERARCH ESO ISS PBL24 END 124.996
HIERARCH ESO ISS PBLA24 START 12.394
HIERARCH ESO ISS PBLA24 END 12.452
HIERARCH ESO ISS PBL34 START 94.504
HIERARCH ESO ISS PBL34 END 94.478
HIERARCH ESO ISS PBLA34 START 346.0
HIERARCH ESO ISS PBLA34 END 346.073
HIERARCH ESO ISS AMBI TAU0 START 0.004663
HIERARCH ESO ISS AMBI TAU0 END 0.004663
HIERARCH ESO ISS AMBI TEMP 10.75
HIERARCH ESO ISS AMBI FWHM START 0.69
HIERARCH ESO ISS AMBI FWHM END 0.69