Exposure
ID
PIONI.2021-11-02T06:39:48.148_1
Header ID
PIONI.2021-11-02T06:39:48.148
Date updated
2021-11-02 06:46:40 UTC+0000
Release date
2021-11-02 06:39:48 UTC+0000
UTC Start
2021-11-02 06:39:48.148
UTC End
2021-11-02 06:40:13.748
MJD Start
59520.2776405984
MJD End
59520.2779368947
Exposure time (s)
25.6
Validation level
1
Tau 0: Coherence time (s)
0.002556
Ambient temperature (°C)
10.93
Seeing (arcsec)
1.19
Observation
ID
48674
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
36454
Name
gam Ori
RA
81.281603
DEC
6.34964
Instrument
Interferometer
VLTI
Instrument
PIONIER
Instrument mode
GRISM-H
Stations
A0 B2 D0 C1
Projected baselines
Baseline Length start Length end Angle start Angle end
A0-B2 24.1650 24.1520 136.5000 136.6000
A0-D0 30.1810 30.2080 74.0000 74.0000
A0-C1 22.5780 22.5740 113.2740 113.2610
B2-D0 28.6810 28.7010 25.6000 25.7000
B2-C1 9.5540 9.5600 25.5330 25.6020
D0-C1 19.1270 19.1410 205.6070 205.6760
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 59520.2776405984
HIERARCH ESO DPR TECH INTERFEROMETRY
HIERARCH ESO OBS TARG NAME gam Ori
RA 81.281603
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 B2
HIERARCH ESO ISS CONF STATION3 D0
HIERARCH ESO ISS CONF STATION4 C1
EXPTIME 25.6
HIERARCH ESO DET DIT 0.0005
HIERARCH ESO DET NDIT 51200
HIERARCH ESO ISS PBL12 START 24.165
HIERARCH ESO ISS PBL12 END 24.152
HIERARCH ESO ISS PBLA12 START 136.5
HIERARCH ESO ISS PBLA12 END 136.6
HIERARCH ESO ISS PBL13 START 30.181
HIERARCH ESO ISS PBL13 END 30.208
HIERARCH ESO ISS PBLA13 START 74.0
HIERARCH ESO ISS PBLA13 END 74.0
HIERARCH ESO ISS PBL14 START 22.578
HIERARCH ESO ISS PBL14 END 22.574
HIERARCH ESO ISS PBLA14 START 113.274
HIERARCH ESO ISS PBLA14 END 113.261
HIERARCH ESO ISS PBL23 START 28.681
HIERARCH ESO ISS PBL23 END 28.701
HIERARCH ESO ISS PBLA23 START 25.6
HIERARCH ESO ISS PBLA23 END 25.7
HIERARCH ESO ISS PBL24 START 9.554
HIERARCH ESO ISS PBL24 END 9.56
HIERARCH ESO ISS PBLA24 START 25.533
HIERARCH ESO ISS PBLA24 END 25.602
HIERARCH ESO ISS PBL34 START 19.127
HIERARCH ESO ISS PBL34 END 19.141
HIERARCH ESO ISS PBLA34 START 205.607
HIERARCH ESO ISS PBLA34 END 205.676
HIERARCH ESO ISS AMBI TAU0 START 0.002556
HIERARCH ESO ISS AMBI TAU0 END 0.002556
HIERARCH ESO ISS AMBI TEMP 10.93
HIERARCH ESO ISS AMBI FWHM START 1.19
HIERARCH ESO ISS AMBI FWHM END 1.19