Exposure
ID
PIONI.2021-11-11T06:10:06.646_1
Header ID
PIONI.2021-11-11T06:10:06.646
Date updated
2021-11-11 06:15:53 UTC+0000
Release date
2021-11-11 06:10:06 UTC+0000
UTC Start
2021-11-11 06:10:06.645
UTC End
2021-11-11 06:10:32.245
MJD Start
59529.2570213559
MJD End
59529.2573176522
Exposure time (s)
25.6
Validation level
1
Tau 0: Coherence time (s)
0.004473
Ambient temperature (°C)
10.81
Seeing (arcsec)
0.68
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 83.9950 83.9180 116.8000 116.8000
A0-J2 124.8950 124.8100 93.4000 93.4000
A0-J3 132.0340 132.0540 50.3650 50.3800
G1-J2 58.2270 58.2280 58.6000 58.6000
G1-J3 124.9460 124.9700 12.3320 12.3900
J2-J3 94.5330 94.5070 345.9220 345.9940
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 59529.2570213559
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 83.995
HIERARCH ESO ISS PBL12 END 83.918
HIERARCH ESO ISS PBLA12 START 116.8
HIERARCH ESO ISS PBLA12 END 116.8
HIERARCH ESO ISS PBL13 START 124.895
HIERARCH ESO ISS PBL13 END 124.81
HIERARCH ESO ISS PBLA13 START 93.4
HIERARCH ESO ISS PBLA13 END 93.4
HIERARCH ESO ISS PBL14 START 132.034
HIERARCH ESO ISS PBL14 END 132.054
HIERARCH ESO ISS PBLA14 START 50.365
HIERARCH ESO ISS PBLA14 END 50.38
HIERARCH ESO ISS PBL23 START 58.227
HIERARCH ESO ISS PBL23 END 58.228
HIERARCH ESO ISS PBLA23 START 58.6
HIERARCH ESO ISS PBLA23 END 58.6
HIERARCH ESO ISS PBL24 START 124.946
HIERARCH ESO ISS PBL24 END 124.97
HIERARCH ESO ISS PBLA24 START 12.332
HIERARCH ESO ISS PBLA24 END 12.39
HIERARCH ESO ISS PBL34 START 94.533
HIERARCH ESO ISS PBL34 END 94.507
HIERARCH ESO ISS PBLA34 START 345.922
HIERARCH ESO ISS PBLA34 END 345.994
HIERARCH ESO ISS AMBI TAU0 START 0.004283
HIERARCH ESO ISS AMBI TAU0 END 0.004663
HIERARCH ESO ISS AMBI TEMP 10.81
HIERARCH ESO ISS AMBI FWHM START 0.67
HIERARCH ESO ISS AMBI FWHM END 0.69