Exposure
ID
PIONI.2021-11-02T05:17:11.991_1
Header ID
PIONI.2021-11-02T05:17:11.991
Date updated
2021-11-02 05:26:16 UTC+0000
Release date
2021-11-02 05:17:11 UTC+0000
UTC Start
2021-11-02 05:17:11.991
UTC End
2021-11-02 05:17:37.591
MJD Start
59520.220277674
MJD End
59520.2205739703
Exposure time (s)
25.6
Validation level
1
Tau 0: Coherence time (s)
0.003385
Ambient temperature (°C)
11.32
Seeing (arcsec)
0.78
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 25.2630 136.2000 136.2000
A0-D0 24.8090 24.8590 73.0000 73.0000
A0-C1 21.8500 21.8630 116.4650 116.4310
B2-D0 26.2420 26.2550 13.7000 13.8000
B2-C1 8.7430 8.7480 13.6740 13.7760
D0-C1 17.4980 17.5070 193.7510 193.8530
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 59520.220277674
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 25.263
HIERARCH ESO ISS PBLA12 START 136.2
HIERARCH ESO ISS PBLA12 END 136.2
HIERARCH ESO ISS PBL13 START 24.809
HIERARCH ESO ISS PBL13 END 24.859
HIERARCH ESO ISS PBLA13 START 73.0
HIERARCH ESO ISS PBLA13 END 73.0
HIERARCH ESO ISS PBL14 START 21.85
HIERARCH ESO ISS PBL14 END 21.863
HIERARCH ESO ISS PBLA14 START 116.465
HIERARCH ESO ISS PBLA14 END 116.431
HIERARCH ESO ISS PBL23 START 26.242
HIERARCH ESO ISS PBL23 END 26.255
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 8.748
HIERARCH ESO ISS PBLA24 START 13.674
HIERARCH ESO ISS PBLA24 END 13.776
HIERARCH ESO ISS PBL34 START 17.498
HIERARCH ESO ISS PBL34 END 17.507
HIERARCH ESO ISS PBLA34 START 193.751
HIERARCH ESO ISS PBLA34 END 193.853
HIERARCH ESO ISS AMBI TAU0 START 0.003385
HIERARCH ESO ISS AMBI TAU0 END 0.003385
HIERARCH ESO ISS AMBI TEMP 11.32
HIERARCH ESO ISS AMBI FWHM START 0.78
HIERARCH ESO ISS AMBI FWHM END 0.78