Exposure
ID
PIONI.2021-11-09T06:42:34.470_1
Header ID
PIONI.2021-11-09T06:42:34.470
Date updated
2021-11-09 06:51:00 UTC+0000
Release date
2021-11-09 06:42:34 UTC+0000
UTC Start
2021-11-09 06:42:34.469
UTC End
2021-11-09 06:43:00.069
MJD Start
59527.279565617
MJD End
59527.2798619133
Exposure time (s)
25.6
Validation level
1
Tau 0: Coherence time (s)
0.00455
Ambient temperature (°C)
11.77
Seeing (arcsec)
0.58
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 88.9620 88.9220 112.8000 112.8000
A0-J2 129.2080 129.2140 92.7000 92.7000
A0-J3 121.9000 122.0030 50.0030 50.0270
G1-J2 54.9150 54.9580 58.9000 59.0000
G1-J3 113.3820 113.3990 5.7500 5.8230
J2-J3 91.7070 91.6570 337.1030 337.1600
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 59527.279565617
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 88.962
HIERARCH ESO ISS PBL12 END 88.922
HIERARCH ESO ISS PBLA12 START 112.8
HIERARCH ESO ISS PBLA12 END 112.8
HIERARCH ESO ISS PBL13 START 129.208
HIERARCH ESO ISS PBL13 END 129.214
HIERARCH ESO ISS PBLA13 START 92.7
HIERARCH ESO ISS PBLA13 END 92.7
HIERARCH ESO ISS PBL14 START 121.9
HIERARCH ESO ISS PBL14 END 122.003
HIERARCH ESO ISS PBLA14 START 50.003
HIERARCH ESO ISS PBLA14 END 50.027
HIERARCH ESO ISS PBL23 START 54.915
HIERARCH ESO ISS PBL23 END 54.958
HIERARCH ESO ISS PBLA23 START 58.9
HIERARCH ESO ISS PBLA23 END 59.0
HIERARCH ESO ISS PBL24 START 113.382
HIERARCH ESO ISS PBL24 END 113.399
HIERARCH ESO ISS PBLA24 START 5.75
HIERARCH ESO ISS PBLA24 END 5.823
HIERARCH ESO ISS PBL34 START 91.707
HIERARCH ESO ISS PBL34 END 91.657
HIERARCH ESO ISS PBLA34 START 337.103
HIERARCH ESO ISS PBLA34 END 337.16
HIERARCH ESO ISS AMBI TAU0 START 0.00455
HIERARCH ESO ISS AMBI TAU0 END 0.00455
HIERARCH ESO ISS AMBI TEMP 11.77
HIERARCH ESO ISS AMBI FWHM START 0.58
HIERARCH ESO ISS AMBI FWHM END 0.58