Exposure
ID
PIONI.2021-11-09T06:43:12.556_1
Header ID
PIONI.2021-11-09T06:43:12.556
Date updated
2021-11-09 06:51:00 UTC+0000
Release date
2021-11-09 06:43:12 UTC+0000
UTC Start
2021-11-09 06:43:12.556
UTC End
2021-11-09 06:43:38.156
MJD Start
59527.2800064362
MJD End
59527.2803027325
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 88.9200 88.8790 112.8000 112.8000
A0-J2 129.2150 129.2200 92.7000 92.7000
A0-J3 122.0090 122.1120 50.0280 50.0520
G1-J2 54.9610 55.0040 59.0000 59.0000
G1-J3 113.4000 113.4190 5.8270 5.9000
J2-J3 91.6540 91.6040 337.1630 337.2200
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 59527.2800064362
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 88.92
HIERARCH ESO ISS PBL12 END 88.879
HIERARCH ESO ISS PBLA12 START 112.8
HIERARCH ESO ISS PBLA12 END 112.8
HIERARCH ESO ISS PBL13 START 129.215
HIERARCH ESO ISS PBL13 END 129.22
HIERARCH ESO ISS PBLA13 START 92.7
HIERARCH ESO ISS PBLA13 END 92.7
HIERARCH ESO ISS PBL14 START 122.009
HIERARCH ESO ISS PBL14 END 122.112
HIERARCH ESO ISS PBLA14 START 50.028
HIERARCH ESO ISS PBLA14 END 50.052
HIERARCH ESO ISS PBL23 START 54.961
HIERARCH ESO ISS PBL23 END 55.004
HIERARCH ESO ISS PBLA23 START 59.0
HIERARCH ESO ISS PBLA23 END 59.0
HIERARCH ESO ISS PBL24 START 113.4
HIERARCH ESO ISS PBL24 END 113.419
HIERARCH ESO ISS PBLA24 START 5.827
HIERARCH ESO ISS PBLA24 END 5.9
HIERARCH ESO ISS PBL34 START 91.654
HIERARCH ESO ISS PBL34 END 91.604
HIERARCH ESO ISS PBLA34 START 337.163
HIERARCH ESO ISS PBLA34 END 337.22
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