Exposure
ID
PIONI.2022-11-20T04:42:45.400_1
Header ID
PIONI.2022-11-20T04:42:45.400
Date updated
2022-11-20 04:51:01 UTC+0000
Release date
2023-11-20 04:51:01 UTC+0000
UTC Start
2022-11-20 04:42:45.400
UTC End
2022-11-20 04:43:11.000
MJD Start
59903.1963587962
MJD End
59903.1966550925
Exposure time (s)
25.6
Validation level
1
Tau 0: Coherence time (s)
0.008477
Ambient temperature (°C)
13.54
Seeing (arcsec)
0.59
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 23.2980 23.2890 159.2000 159.3000
A0-D0 28.2580 28.2210 78.6000 78.7000
A0-C1 19.4370 19.4150 130.6350 130.7330
B2-D0 33.5390 33.5310 35.4000 35.4000
B2-C1 11.1730 11.1700 35.3370 35.3600
D0-C1 22.3660 22.3610 215.3920 215.4150
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 59903.1963587962
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 23.298
HIERARCH ESO ISS PBL12 END 23.289
HIERARCH ESO ISS PBLA12 START 159.2
HIERARCH ESO ISS PBLA12 END 159.3
HIERARCH ESO ISS PBL13 START 28.258
HIERARCH ESO ISS PBL13 END 28.221
HIERARCH ESO ISS PBLA13 START 78.6
HIERARCH ESO ISS PBLA13 END 78.7
HIERARCH ESO ISS PBL14 START 19.437
HIERARCH ESO ISS PBL14 END 19.415
HIERARCH ESO ISS PBLA14 START 130.635
HIERARCH ESO ISS PBLA14 END 130.733
HIERARCH ESO ISS PBL23 START 33.539
HIERARCH ESO ISS PBL23 END 33.531
HIERARCH ESO ISS PBLA23 START 35.4
HIERARCH ESO ISS PBLA23 END 35.4
HIERARCH ESO ISS PBL24 START 11.173
HIERARCH ESO ISS PBL24 END 11.17
HIERARCH ESO ISS PBLA24 START 35.337
HIERARCH ESO ISS PBLA24 END 35.36
HIERARCH ESO ISS PBL34 START 22.366
HIERARCH ESO ISS PBL34 END 22.361
HIERARCH ESO ISS PBLA34 START 215.392
HIERARCH ESO ISS PBLA34 END 215.415
HIERARCH ESO ISS AMBI TAU0 START 0.008477
HIERARCH ESO ISS AMBI TAU0 END 0.008477
HIERARCH ESO ISS AMBI TEMP 13.54
HIERARCH ESO ISS AMBI FWHM START 0.59
HIERARCH ESO ISS AMBI FWHM END 0.59