Exposure
ID
PIONI.2021-11-10T04:53:46.766_1
Header ID
PIONI.2021-11-10T04:53:46.766
Date updated
2021-11-10 05:01:23 UTC+0000
Release date
2021-11-10 04:53:46 UTC+0000
UTC Start
2021-11-10 04:53:46.766
UTC End
2021-11-10 04:54:12.366
MJD Start
59528.2040134985
MJD End
59528.2043097948
Exposure time (s)
25.6
Validation level
1
Tau 0: Coherence time (s)
0.003296
Ambient temperature (°C)
9.71
Seeing (arcsec)
0.66
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 90.3230 90.3090 113.8000 113.8000
A0-J2 128.7090 128.7390 92.3000 92.3000
A0-J3 124.8410 124.9230 46.4960 46.5340
G1-J2 55.5560 55.5920 55.8000 55.8000
G1-J3 122.6270 122.6350 3.6920 3.7540
J2-J3 98.7760 98.7440 337.3390 337.3860
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 59528.2040134985
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 90.323
HIERARCH ESO ISS PBL12 END 90.309
HIERARCH ESO ISS PBLA12 START 113.8
HIERARCH ESO ISS PBLA12 END 113.8
HIERARCH ESO ISS PBL13 START 128.709
HIERARCH ESO ISS PBL13 END 128.739
HIERARCH ESO ISS PBLA13 START 92.3
HIERARCH ESO ISS PBLA13 END 92.3
HIERARCH ESO ISS PBL14 START 124.841
HIERARCH ESO ISS PBL14 END 124.923
HIERARCH ESO ISS PBLA14 START 46.496
HIERARCH ESO ISS PBLA14 END 46.534
HIERARCH ESO ISS PBL23 START 55.556
HIERARCH ESO ISS PBL23 END 55.592
HIERARCH ESO ISS PBLA23 START 55.8
HIERARCH ESO ISS PBLA23 END 55.8
HIERARCH ESO ISS PBL24 START 122.627
HIERARCH ESO ISS PBL24 END 122.635
HIERARCH ESO ISS PBLA24 START 3.692
HIERARCH ESO ISS PBLA24 END 3.754
HIERARCH ESO ISS PBL34 START 98.776
HIERARCH ESO ISS PBL34 END 98.744
HIERARCH ESO ISS PBLA34 START 337.339
HIERARCH ESO ISS PBLA34 END 337.386
HIERARCH ESO ISS AMBI TAU0 START 0.003296
HIERARCH ESO ISS AMBI TAU0 END 0.003296
HIERARCH ESO ISS AMBI TEMP 9.71
HIERARCH ESO ISS AMBI FWHM START 0.66
HIERARCH ESO ISS AMBI FWHM END 0.66