Exposure
ID
PIONI.2021-11-12T07:26:11.569_1
Header ID
PIONI.2021-11-12T07:26:11.569
Date updated
2021-11-12 07:31:08 UTC+0000
Release date
2021-11-12 07:26:11 UTC+0000
UTC Start
2021-11-12 07:26:11.569
UTC End
2021-11-12 07:26:37.169
MJD Start
59530.3098561214
MJD End
59530.3101524177
Exposure time (s)
25.6
Validation level
1
Tau 0: Coherence time (s)
0.002841
Ambient temperature (°C)
13.02
Seeing (arcsec)
0.6
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 83.1050 83.0210 112.9000 112.9000
A0-J2 126.1270 126.0550 91.2000 91.2000
A0-J3 129.3800 129.4360 51.2520 51.2590
G1-J2 57.7210 57.7380 59.1000 59.1000
G1-J3 115.8770 115.9110 12.1210 12.1860
J2-J3 87.3690 87.3280 343.2360 343.3130
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 59530.3098561214
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 83.105
HIERARCH ESO ISS PBL12 END 83.021
HIERARCH ESO ISS PBLA12 START 112.9
HIERARCH ESO ISS PBLA12 END 112.9
HIERARCH ESO ISS PBL13 START 126.127
HIERARCH ESO ISS PBL13 END 126.055
HIERARCH ESO ISS PBLA13 START 91.2
HIERARCH ESO ISS PBLA13 END 91.2
HIERARCH ESO ISS PBL14 START 129.38
HIERARCH ESO ISS PBL14 END 129.436
HIERARCH ESO ISS PBLA14 START 51.252
HIERARCH ESO ISS PBLA14 END 51.259
HIERARCH ESO ISS PBL23 START 57.721
HIERARCH ESO ISS PBL23 END 57.738
HIERARCH ESO ISS PBLA23 START 59.1
HIERARCH ESO ISS PBLA23 END 59.1
HIERARCH ESO ISS PBL24 START 115.877
HIERARCH ESO ISS PBL24 END 115.911
HIERARCH ESO ISS PBLA24 START 12.121
HIERARCH ESO ISS PBLA24 END 12.186
HIERARCH ESO ISS PBL34 START 87.369
HIERARCH ESO ISS PBL34 END 87.328
HIERARCH ESO ISS PBLA34 START 343.236
HIERARCH ESO ISS PBLA34 END 343.313
HIERARCH ESO ISS AMBI TAU0 START 0.002642
HIERARCH ESO ISS AMBI TAU0 END 0.00304
HIERARCH ESO ISS AMBI TEMP 13.02
HIERARCH ESO ISS AMBI FWHM START 0.63
HIERARCH ESO ISS AMBI FWHM END 0.57