Exposure
ID
PIONI.2021-11-06T05:04:24.007_1
Header ID
PIONI.2021-11-06T05:04:24.007
Date updated
2021-11-06 05:15:29 UTC+0000
Release date
2021-11-06 05:04:24 UTC+0000
UTC Start
2021-11-06 05:04:24.007
UTC End
2021-11-06 05:04:49.607
MJD Start
59524.211388967
MJD End
59524.2116852633
Exposure time (s)
25.6
Validation level
1
Tau 0: Coherence time (s)
0.0037205
Ambient temperature (°C)
10.91
Seeing (arcsec)
0.69
Observation
ID
48773
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
36530
Name
32 Eri A
RA
58.573049
DEC
-2.95473
Instrument
Interferometer
VLTI
Instrument
PIONIER
Instrument mode
GRISM-H
Stations
K0 G2 D0 J3
Projected baselines
Baseline Length start Length end Angle start Angle end
K0-G2 67.8500 67.8710 271.1000 271.1000
K0-D0 93.1060 93.1640 251.5000 251.5000
K0-J3 54.5100 54.4900 328.7480 328.7920
G2-D0 37.0400 37.0620 213.5000 213.6000
G2-J3 60.1400 60.1800 41.1300 41.1820
D0-J3 96.9760 97.0380 38.2230 38.2770
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 59524.211388967
HIERARCH ESO DPR TECH INTERFEROMETRY
HIERARCH ESO OBS TARG NAME 32 Eri A
RA 58.573049
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 K0
HIERARCH ESO ISS CONF STATION2 G2
HIERARCH ESO ISS CONF STATION3 D0
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 67.85
HIERARCH ESO ISS PBL12 END 67.871
HIERARCH ESO ISS PBLA12 START 271.1
HIERARCH ESO ISS PBLA12 END 271.1
HIERARCH ESO ISS PBL13 START 93.106
HIERARCH ESO ISS PBL13 END 93.164
HIERARCH ESO ISS PBLA13 START 251.5
HIERARCH ESO ISS PBLA13 END 251.5
HIERARCH ESO ISS PBL14 START 54.51
HIERARCH ESO ISS PBL14 END 54.49
HIERARCH ESO ISS PBLA14 START 328.748
HIERARCH ESO ISS PBLA14 END 328.792
HIERARCH ESO ISS PBL23 START 37.04
HIERARCH ESO ISS PBL23 END 37.062
HIERARCH ESO ISS PBLA23 START 213.5
HIERARCH ESO ISS PBLA23 END 213.6
HIERARCH ESO ISS PBL24 START 60.14
HIERARCH ESO ISS PBL24 END 60.18
HIERARCH ESO ISS PBLA24 START 41.13
HIERARCH ESO ISS PBLA24 END 41.182
HIERARCH ESO ISS PBL34 START 96.976
HIERARCH ESO ISS PBL34 END 97.038
HIERARCH ESO ISS PBLA34 START 38.223
HIERARCH ESO ISS PBLA34 END 38.277
HIERARCH ESO ISS AMBI TAU0 START 0.003835
HIERARCH ESO ISS AMBI TAU0 END 0.003606
HIERARCH ESO ISS AMBI TEMP 10.91
HIERARCH ESO ISS AMBI FWHM START 0.69
HIERARCH ESO ISS AMBI FWHM END 0.69