Exposure
ID
PIONI.2021-11-12T07:24:55.154_1
Header ID
PIONI.2021-11-12T07:24:55.154
Date updated
2021-11-12 07:31:08 UTC+0000
Release date
2021-11-12 07:24:55 UTC+0000
UTC Start
2021-11-12 07:24:55.154
UTC End
2021-11-12 07:25:20.754
MJD Start
59530.3089716937
MJD End
59530.30926799
Exposure time (s)
25.6
Validation level
1
Tau 0: Coherence time (s)
0.002642
Ambient temperature (°C)
13.09
Seeing (arcsec)
0.63
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 83.2880 83.2020 112.9000 112.9000
A0-J2 126.2820 126.2100 91.3000 91.2000
A0-J3 129.2570 129.3150 51.2470 51.2510
G1-J2 57.6840 57.7010 59.1000 59.1000
G1-J3 115.8020 115.8370 11.9870 12.0510
J2-J3 87.4600 87.4170 343.0780 343.1530
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 59530.3089716937
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 83.288
HIERARCH ESO ISS PBL12 END 83.202
HIERARCH ESO ISS PBLA12 START 112.9
HIERARCH ESO ISS PBLA12 END 112.9
HIERARCH ESO ISS PBL13 START 126.282
HIERARCH ESO ISS PBL13 END 126.21
HIERARCH ESO ISS PBLA13 START 91.3
HIERARCH ESO ISS PBLA13 END 91.2
HIERARCH ESO ISS PBL14 START 129.257
HIERARCH ESO ISS PBL14 END 129.315
HIERARCH ESO ISS PBLA14 START 51.247
HIERARCH ESO ISS PBLA14 END 51.251
HIERARCH ESO ISS PBL23 START 57.684
HIERARCH ESO ISS PBL23 END 57.701
HIERARCH ESO ISS PBLA23 START 59.1
HIERARCH ESO ISS PBLA23 END 59.1
HIERARCH ESO ISS PBL24 START 115.802
HIERARCH ESO ISS PBL24 END 115.837
HIERARCH ESO ISS PBLA24 START 11.987
HIERARCH ESO ISS PBLA24 END 12.051
HIERARCH ESO ISS PBL34 START 87.46
HIERARCH ESO ISS PBL34 END 87.417
HIERARCH ESO ISS PBLA34 START 343.078
HIERARCH ESO ISS PBLA34 END 343.153
HIERARCH ESO ISS AMBI TAU0 START 0.002642
HIERARCH ESO ISS AMBI TAU0 END 0.002642
HIERARCH ESO ISS AMBI TEMP 13.09
HIERARCH ESO ISS AMBI FWHM START 0.63
HIERARCH ESO ISS AMBI FWHM END 0.63