Exposure
ID
PIONI.2022-11-20T03:11:03.388_1
Header ID
PIONI.2022-11-20T03:11:03.388
Date updated
2022-11-20 03:30:31 UTC+0000
Release date
2023-11-20 03:30:30 UTC+0000
UTC Start
2022-11-20 03:11:03.388
UTC End
2022-11-20 03:11:28.988
MJD Start
59903.1326781013
MJD End
59903.1329743976
Exposure time (s)
25.6
Validation level
1
Tau 0: Coherence time (s)
0.008599
Ambient temperature (°C)
13.94
Seeing (arcsec)
0.62
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 24.6780 24.6700 146.4000 146.5000
A0-D0 31.7970 31.7890 73.9000 74.0000
A0-C1 22.0820 22.0710 119.2010 119.2570
B2-D0 33.8780 33.8810 29.9000 30.0000
B2-C1 11.2850 11.2860 29.8850 29.9340
D0-C1 22.5930 22.5950 209.9470 209.9960
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 59903.1326781013
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 24.678
HIERARCH ESO ISS PBL12 END 24.67
HIERARCH ESO ISS PBLA12 START 146.4
HIERARCH ESO ISS PBLA12 END 146.5
HIERARCH ESO ISS PBL13 START 31.797
HIERARCH ESO ISS PBL13 END 31.789
HIERARCH ESO ISS PBLA13 START 73.9
HIERARCH ESO ISS PBLA13 END 74.0
HIERARCH ESO ISS PBL14 START 22.082
HIERARCH ESO ISS PBL14 END 22.071
HIERARCH ESO ISS PBLA14 START 119.201
HIERARCH ESO ISS PBLA14 END 119.257
HIERARCH ESO ISS PBL23 START 33.878
HIERARCH ESO ISS PBL23 END 33.881
HIERARCH ESO ISS PBLA23 START 29.9
HIERARCH ESO ISS PBLA23 END 30.0
HIERARCH ESO ISS PBL24 START 11.285
HIERARCH ESO ISS PBL24 END 11.286
HIERARCH ESO ISS PBLA24 START 29.885
HIERARCH ESO ISS PBLA24 END 29.934
HIERARCH ESO ISS PBL34 START 22.593
HIERARCH ESO ISS PBL34 END 22.595
HIERARCH ESO ISS PBLA34 START 209.947
HIERARCH ESO ISS PBLA34 END 209.996
HIERARCH ESO ISS AMBI TAU0 START 0.008599
HIERARCH ESO ISS AMBI TAU0 END 0.008599
HIERARCH ESO ISS AMBI TEMP 13.94
HIERARCH ESO ISS AMBI FWHM START 0.62
HIERARCH ESO ISS AMBI FWHM END 0.62