Exposure
ID
PIONI.2021-10-29T05:34:06.997_1
Header ID
PIONI.2021-10-29T05:34:06.997
Date updated
2021-10-29 05:41:23 UTC+0000
Release date
2021-10-29 05:34:06 UTC+0000
UTC Start
2021-10-29 05:34:06.997
UTC End
2021-10-29 05:34:32.597
MJD Start
59516.2320254296
MJD End
59516.2323217259
Exposure time (s)
25.6
Validation level
1
Tau 0: Coherence time (s)
0.004032
Ambient temperature (°C)
12.66
Seeing (arcsec)
0.55
Observation
ID
48674
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
36454
Name
gam Ori
RA
81.281603
DEC
6.34964
Instrument
Interferometer
VLTI
Instrument
PIONIER
Instrument mode
GRISM-H
Stations
A0 B2 D0 C1
Projected baselines
Baseline Length start Length end Angle start Angle end
A0-B2 25.2610 25.2590 136.2000 136.2000
A0-D0 24.9080 24.9580 73.0000 73.0000
A0-C1 21.8770 21.8900 116.3980 116.3640
B2-D0 26.2680 26.2820 13.9000 14.0000
B2-C1 8.7520 8.7570 13.8760 13.9780
D0-C1 17.5160 17.5250 193.9530 194.0550
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 59516.2320254296
HIERARCH ESO DPR TECH INTERFEROMETRY
HIERARCH ESO OBS TARG NAME gam Ori
RA 81.281603
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 B2
HIERARCH ESO ISS CONF STATION3 D0
HIERARCH ESO ISS CONF STATION4 C1
EXPTIME 25.6
HIERARCH ESO DET DIT 0.0005
HIERARCH ESO DET NDIT 51200
HIERARCH ESO ISS PBL12 START 25.261
HIERARCH ESO ISS PBL12 END 25.259
HIERARCH ESO ISS PBLA12 START 136.2
HIERARCH ESO ISS PBLA12 END 136.2
HIERARCH ESO ISS PBL13 START 24.908
HIERARCH ESO ISS PBL13 END 24.958
HIERARCH ESO ISS PBLA13 START 73.0
HIERARCH ESO ISS PBLA13 END 73.0
HIERARCH ESO ISS PBL14 START 21.877
HIERARCH ESO ISS PBL14 END 21.89
HIERARCH ESO ISS PBLA14 START 116.398
HIERARCH ESO ISS PBLA14 END 116.364
HIERARCH ESO ISS PBL23 START 26.268
HIERARCH ESO ISS PBL23 END 26.282
HIERARCH ESO ISS PBLA23 START 13.9
HIERARCH ESO ISS PBLA23 END 14.0
HIERARCH ESO ISS PBL24 START 8.752
HIERARCH ESO ISS PBL24 END 8.757
HIERARCH ESO ISS PBLA24 START 13.876
HIERARCH ESO ISS PBLA24 END 13.978
HIERARCH ESO ISS PBL34 START 17.516
HIERARCH ESO ISS PBL34 END 17.525
HIERARCH ESO ISS PBLA34 START 193.953
HIERARCH ESO ISS PBLA34 END 194.055
HIERARCH ESO ISS AMBI TAU0 START 0.004032
HIERARCH ESO ISS AMBI TAU0 END 0.004032
HIERARCH ESO ISS AMBI TEMP 12.66
HIERARCH ESO ISS AMBI FWHM START 0.55
HIERARCH ESO ISS AMBI FWHM END 0.55