Exposure
ID
PIONI.2021-11-09T06:01:16.175_1
Header ID
PIONI.2021-11-09T06:01:16.175
Date updated
2021-11-09 06:11:15 UTC+0000
Release date
2021-11-09 06:01:16 UTC+0000
UTC Start
2021-11-09 06:01:16.175
UTC End
2021-11-09 06:01:41.775
MJD Start
59527.250881651
MJD End
59527.2511779473
Exposure time (s)
25.6
Validation level
1
Tau 0: Coherence time (s)
0.0034125
Ambient temperature (°C)
11.95
Seeing (arcsec)
0.76
Observation
ID
48815
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
36561
Name
10 Tau
RA
54.21558
DEC
0.39725
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 83.0050 82.9190 115.6000 115.6000
A0-J2 124.6990 124.6090 92.5000 92.5000
A0-J3 131.5980 131.6270 50.6260 50.6360
G1-J2 58.1900 58.1940 58.6000 58.6000
G1-J3 122.2650 122.2950 12.6780 12.7370
J2-J3 91.8860 91.8550 345.5980 345.6740
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 59527.250881651
HIERARCH ESO DPR TECH INTERFEROMETRY
HIERARCH ESO OBS TARG NAME 10 Tau
RA 54.21558
DEC 0.39725
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 83.005
HIERARCH ESO ISS PBL12 END 82.919
HIERARCH ESO ISS PBLA12 START 115.6
HIERARCH ESO ISS PBLA12 END 115.6
HIERARCH ESO ISS PBL13 START 124.699
HIERARCH ESO ISS PBL13 END 124.609
HIERARCH ESO ISS PBLA13 START 92.5
HIERARCH ESO ISS PBLA13 END 92.5
HIERARCH ESO ISS PBL14 START 131.598
HIERARCH ESO ISS PBL14 END 131.627
HIERARCH ESO ISS PBLA14 START 50.626
HIERARCH ESO ISS PBLA14 END 50.636
HIERARCH ESO ISS PBL23 START 58.19
HIERARCH ESO ISS PBL23 END 58.194
HIERARCH ESO ISS PBLA23 START 58.6
HIERARCH ESO ISS PBLA23 END 58.6
HIERARCH ESO ISS PBL24 START 122.265
HIERARCH ESO ISS PBL24 END 122.295
HIERARCH ESO ISS PBLA24 START 12.678
HIERARCH ESO ISS PBLA24 END 12.737
HIERARCH ESO ISS PBL34 START 91.886
HIERARCH ESO ISS PBL34 END 91.855
HIERARCH ESO ISS PBLA34 START 345.598
HIERARCH ESO ISS PBLA34 END 345.674
HIERARCH ESO ISS AMBI TAU0 START 0.003623
HIERARCH ESO ISS AMBI TAU0 END 0.003202
HIERARCH ESO ISS AMBI TEMP 11.95
HIERARCH ESO ISS AMBI FWHM START 0.76
HIERARCH ESO ISS AMBI FWHM END 0.76