Exposure
ID
PIONI.2021-10-29T05:32:50.530_1
Header ID
PIONI.2021-10-29T05:32:50.530
Date updated
2021-10-29 05:41:23 UTC+0000
Release date
2021-10-29 05:32:50 UTC+0000
UTC Start
2021-10-29 05:32:50.530
UTC End
2021-10-29 05:33:16.130
MJD Start
59516.2311403933
MJD End
59516.2314366896
Exposure time (s)
25.6
Validation level
1
Tau 0: Coherence time (s)
0.004307
Ambient temperature (°C)
12.63
Seeing (arcsec)
0.52
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 25.2660 25.2640 136.2000 136.2000
A0-D0 24.8010 24.8520 73.0000 73.0000
A0-C1 21.8480 21.8610 116.4710 116.4360
B2-D0 26.2400 26.2530 13.7000 13.8000
B2-C1 8.7430 8.7470 13.6610 13.7630
D0-C1 17.4970 17.5060 193.7370 193.8400
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 59516.2311403933
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 25.266
HIERARCH ESO ISS PBL12 END 25.264
HIERARCH ESO ISS PBLA12 START 136.2
HIERARCH ESO ISS PBLA12 END 136.2
HIERARCH ESO ISS PBL13 START 24.801
HIERARCH ESO ISS PBL13 END 24.852
HIERARCH ESO ISS PBLA13 START 73.0
HIERARCH ESO ISS PBLA13 END 73.0
HIERARCH ESO ISS PBL14 START 21.848
HIERARCH ESO ISS PBL14 END 21.861
HIERARCH ESO ISS PBLA14 START 116.471
HIERARCH ESO ISS PBLA14 END 116.436
HIERARCH ESO ISS PBL23 START 26.24
HIERARCH ESO ISS PBL23 END 26.253
HIERARCH ESO ISS PBLA23 START 13.7
HIERARCH ESO ISS PBLA23 END 13.8
HIERARCH ESO ISS PBL24 START 8.743
HIERARCH ESO ISS PBL24 END 8.747
HIERARCH ESO ISS PBLA24 START 13.661
HIERARCH ESO ISS PBLA24 END 13.763
HIERARCH ESO ISS PBL34 START 17.497
HIERARCH ESO ISS PBL34 END 17.506
HIERARCH ESO ISS PBLA34 START 193.737
HIERARCH ESO ISS PBLA34 END 193.84
HIERARCH ESO ISS AMBI TAU0 START 0.004307
HIERARCH ESO ISS AMBI TAU0 END 0.004307
HIERARCH ESO ISS AMBI TEMP 12.63
HIERARCH ESO ISS AMBI FWHM START 0.52
HIERARCH ESO ISS AMBI FWHM END 0.52