Exposure
ID
PIONI.2022-11-20T05:19:52.189_1
Header ID
PIONI.2022-11-20T05:19:52.189
Date updated
2022-11-20 05:25:42 UTC+0000
Release date
2023-11-20 05:25:41 UTC+0000
UTC Start
2022-11-20 05:19:52.189
UTC End
2022-11-20 05:20:17.789
MJD Start
59903.2221318171
MJD End
59903.2224281134
Exposure time (s)
25.6
Validation level
1
Tau 0: Coherence time (s)
0.007181
Ambient temperature (°C)
13.48
Seeing (arcsec)
0.64
Observation
ID
53192
Category
science
Program ID
110.241D.001
Program Title
INTERFEROMETRIC IMAGING OF TAU CETI, A PLANET-HOSTING SOLAR ANALOG
Program Type
Normal
PI / COI
ROETTENBACHER/ KORHONEN/ MONNIER/ FISCHER
Target
ID
39556
Name
tau Cet
RA
26.00675
DEC
-15.93313
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 22.8040 22.7970 165.6000 165.7000
A0-D0 25.6280 25.5810 80.1000 80.1000
A0-C1 18.0150 17.9910 137.3780 137.5000
B2-D0 32.9250 32.9130 36.5000 36.5000
B2-C1 10.9690 10.9650 36.4200 36.4320
D0-C1 21.9560 21.9480 216.4710 216.4830
Header: used keywords
Key Value
HIERARCH ESO OBS PROG ID 110.241D.001
HIERARCH ESO DPR CATG SCIENCE
HIERARCH ESO DPR TYPE FRINGE,OBJECT
MJD-OBS 59903.2221318171
HIERARCH ESO DPR TECH INTERFEROMETRY
HIERARCH ESO OBS TARG NAME tau Cet
RA 26.00675
DEC -15.93313
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 22.804
HIERARCH ESO ISS PBL12 END 22.797
HIERARCH ESO ISS PBLA12 START 165.6
HIERARCH ESO ISS PBLA12 END 165.7
HIERARCH ESO ISS PBL13 START 25.628
HIERARCH ESO ISS PBL13 END 25.581
HIERARCH ESO ISS PBLA13 START 80.1
HIERARCH ESO ISS PBLA13 END 80.1
HIERARCH ESO ISS PBL14 START 18.015
HIERARCH ESO ISS PBL14 END 17.991
HIERARCH ESO ISS PBLA14 START 137.378
HIERARCH ESO ISS PBLA14 END 137.5
HIERARCH ESO ISS PBL23 START 32.925
HIERARCH ESO ISS PBL23 END 32.913
HIERARCH ESO ISS PBLA23 START 36.5
HIERARCH ESO ISS PBLA23 END 36.5
HIERARCH ESO ISS PBL24 START 10.969
HIERARCH ESO ISS PBL24 END 10.965
HIERARCH ESO ISS PBLA24 START 36.42
HIERARCH ESO ISS PBLA24 END 36.432
HIERARCH ESO ISS PBL34 START 21.956
HIERARCH ESO ISS PBL34 END 21.948
HIERARCH ESO ISS PBLA34 START 216.471
HIERARCH ESO ISS PBLA34 END 216.483
HIERARCH ESO ISS AMBI TAU0 START 0.007181
HIERARCH ESO ISS AMBI TAU0 END 0.007181
HIERARCH ESO ISS AMBI TEMP 13.48
HIERARCH ESO ISS AMBI FWHM START 0.64
HIERARCH ESO ISS AMBI FWHM END 0.64