Exposure
ID
PIONI.2021-11-11T05:04:41.370_1
Header ID
PIONI.2021-11-11T05:04:41.370
Date updated
2021-11-11 05:15:59 UTC+0000
Release date
2021-11-11 05:04:41 UTC+0000
UTC Start
2021-11-11 05:04:41.370
UTC End
2021-11-11 05:05:06.970
MJD Start
59529.2115899273
MJD End
59529.2118862236
Exposure time (s)
25.6
Validation level
1
Tau 0: Coherence time (s)
0.002207
Ambient temperature (°C)
11.18
Seeing (arcsec)
0.99
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 89.8220 89.7960 114.1000 114.1000
A0-J2 129.1940 129.2020 92.5000 92.5000
A0-J3 126.7930 126.8660 47.5080 47.5460
G1-J2 56.4140 56.4450 56.6000 56.6000
G1-J3 122.8810 122.8930 5.3710 5.4390
J2-J3 97.9580 97.9250 338.7020 338.7590
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 59529.2115899273
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 89.822
HIERARCH ESO ISS PBL12 END 89.796
HIERARCH ESO ISS PBLA12 START 114.1
HIERARCH ESO ISS PBLA12 END 114.1
HIERARCH ESO ISS PBL13 START 129.194
HIERARCH ESO ISS PBL13 END 129.202
HIERARCH ESO ISS PBLA13 START 92.5
HIERARCH ESO ISS PBLA13 END 92.5
HIERARCH ESO ISS PBL14 START 126.793
HIERARCH ESO ISS PBL14 END 126.866
HIERARCH ESO ISS PBLA14 START 47.508
HIERARCH ESO ISS PBLA14 END 47.546
HIERARCH ESO ISS PBL23 START 56.414
HIERARCH ESO ISS PBL23 END 56.445
HIERARCH ESO ISS PBLA23 START 56.6
HIERARCH ESO ISS PBLA23 END 56.6
HIERARCH ESO ISS PBL24 START 122.881
HIERARCH ESO ISS PBL24 END 122.893
HIERARCH ESO ISS PBLA24 START 5.371
HIERARCH ESO ISS PBLA24 END 5.439
HIERARCH ESO ISS PBL34 START 97.958
HIERARCH ESO ISS PBL34 END 97.925
HIERARCH ESO ISS PBLA34 START 338.702
HIERARCH ESO ISS PBLA34 END 338.759
HIERARCH ESO ISS AMBI TAU0 START 0.002207
HIERARCH ESO ISS AMBI TAU0 END 0.002207
HIERARCH ESO ISS AMBI TEMP 11.18
HIERARCH ESO ISS AMBI FWHM START 0.99
HIERARCH ESO ISS AMBI FWHM END 0.99