Exposure
ID
PIONI.2021-11-09T06:43:50.747_1
Header ID
PIONI.2021-11-09T06:43:50.747
Date updated
2021-11-09 06:51:00 UTC+0000
Release date
2021-11-09 06:43:50 UTC+0000
UTC Start
2021-11-09 06:43:50.747
UTC End
2021-11-09 06:44:16.347
MJD Start
59527.28044846
MJD End
59527.2807447563
Exposure time (s)
25.6
Validation level
1
Tau 0: Coherence time (s)
0.00455
Ambient temperature (°C)
11.77
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 88.8770 88.8350 112.8000 112.8000
A0-J2 129.2210 129.2250 92.7000 92.7000
A0-J3 122.1170 122.2190 50.0530 50.0760
G1-J2 55.0060 55.0480 59.0000 59.0000
G1-J3 113.4200 113.4380 5.9040 5.9770
J2-J3 91.6020 91.5520 337.2230 337.2810
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 59527.28044846
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 88.877
HIERARCH ESO ISS PBL12 END 88.835
HIERARCH ESO ISS PBLA12 START 112.8
HIERARCH ESO ISS PBLA12 END 112.8
HIERARCH ESO ISS PBL13 START 129.221
HIERARCH ESO ISS PBL13 END 129.225
HIERARCH ESO ISS PBLA13 START 92.7
HIERARCH ESO ISS PBLA13 END 92.7
HIERARCH ESO ISS PBL14 START 122.117
HIERARCH ESO ISS PBL14 END 122.219
HIERARCH ESO ISS PBLA14 START 50.053
HIERARCH ESO ISS PBLA14 END 50.076
HIERARCH ESO ISS PBL23 START 55.006
HIERARCH ESO ISS PBL23 END 55.048
HIERARCH ESO ISS PBLA23 START 59.0
HIERARCH ESO ISS PBLA23 END 59.0
HIERARCH ESO ISS PBL24 START 113.42
HIERARCH ESO ISS PBL24 END 113.438
HIERARCH ESO ISS PBLA24 START 5.904
HIERARCH ESO ISS PBLA24 END 5.977
HIERARCH ESO ISS PBL34 START 91.602
HIERARCH ESO ISS PBL34 END 91.552
HIERARCH ESO ISS PBLA34 START 337.223
HIERARCH ESO ISS PBLA34 END 337.281
HIERARCH ESO ISS AMBI TAU0 START 0.00455
HIERARCH ESO ISS AMBI TAU0 END 0.00455
HIERARCH ESO ISS AMBI TEMP 11.77
HIERARCH ESO ISS AMBI FWHM START 0.58
HIERARCH ESO ISS AMBI FWHM END 0.58