Exposure
ID
PIONI.2021-11-09T05:38:50.501_1
Header ID
PIONI.2021-11-09T05:38:50.501
Date updated
2021-11-09 05:46:20 UTC+0000
Release date
2021-11-09 05:38:50 UTC+0000
UTC Start
2021-11-09 05:38:50.501
UTC End
2021-11-09 05:39:16.101
MJD Start
59527.2353067221
MJD End
59527.2356030184
Exposure time (s)
25.6
Validation level
1
Tau 0: Coherence time (s)
0.004432
Ambient temperature (°C)
12.04
Seeing (arcsec)
0.6
Observation
ID
48811
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
36502
Name
32 Eri A
RA
58.572492
DEC
-2.95473
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 88.1710 88.1220 114.9000 115.0000
A0-J2 128.7220 128.6910 92.8000 92.9000
A0-J3 129.5990 129.6520 48.9660 48.9940
G1-J2 57.5420 57.5610 57.7000 57.7000
G1-J3 123.5440 123.5620 8.2850 8.3490
J2-J3 96.5130 96.4800 341.3850 341.4490
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 59527.2353067221
HIERARCH ESO DPR TECH INTERFEROMETRY
HIERARCH ESO OBS TARG NAME 32 Eri A
RA 58.572492
DEC -2.95473
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 88.171
HIERARCH ESO ISS PBL12 END 88.122
HIERARCH ESO ISS PBLA12 START 114.9
HIERARCH ESO ISS PBLA12 END 115.0
HIERARCH ESO ISS PBL13 START 128.722
HIERARCH ESO ISS PBL13 END 128.691
HIERARCH ESO ISS PBLA13 START 92.8
HIERARCH ESO ISS PBLA13 END 92.9
HIERARCH ESO ISS PBL14 START 129.599
HIERARCH ESO ISS PBL14 END 129.652
HIERARCH ESO ISS PBLA14 START 48.966
HIERARCH ESO ISS PBLA14 END 48.994
HIERARCH ESO ISS PBL23 START 57.542
HIERARCH ESO ISS PBL23 END 57.561
HIERARCH ESO ISS PBLA23 START 57.7
HIERARCH ESO ISS PBLA23 END 57.7
HIERARCH ESO ISS PBL24 START 123.544
HIERARCH ESO ISS PBL24 END 123.562
HIERARCH ESO ISS PBLA24 START 8.285
HIERARCH ESO ISS PBLA24 END 8.349
HIERARCH ESO ISS PBL34 START 96.513
HIERARCH ESO ISS PBL34 END 96.48
HIERARCH ESO ISS PBLA34 START 341.385
HIERARCH ESO ISS PBLA34 END 341.449
HIERARCH ESO ISS AMBI TAU0 START 0.004432
HIERARCH ESO ISS AMBI TAU0 END 0.004432
HIERARCH ESO ISS AMBI TEMP 12.04
HIERARCH ESO ISS AMBI FWHM START 0.6
HIERARCH ESO ISS AMBI FWHM END 0.6