Exposure
ID
PIONI.2022-11-22T03:48:44.629_1
Header ID
PIONI.2022-11-22T03:48:44.629
Date updated
2022-11-22 03:56:11 UTC+0000
Release date
2023-11-22 03:56:11 UTC+0000
UTC Start
2022-11-22 03:48:44.629
UTC End
2022-11-22 03:49:10.229
MJD Start
59905.1588498703
MJD End
59905.1591461666
Exposure time (s)
25.6
Validation level
1
Tau 0: Coherence time (s)
0.008936
Ambient temperature (°C)
13.55
Seeing (arcsec)
0.54
Observation
ID
53230
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
39588
Name
tau Cet
RA
26.007905
DEC
-15.93313
Instrument
Interferometer
VLTI
Instrument
PIONIER
Instrument mode
GRISM-H
Stations
K0 G2 D0 J3
Projected baselines
Baseline Length start Length end Angle start Angle end
K0-G2 63.8280 63.7660 277.8000 277.9000
K0-D0 91.7230 91.6530 256.5000 256.5000
K0-J3 54.4220 54.4100 342.6570 342.7390
G2-D0 39.8050 39.7980 220.7000 220.7000
G2-J3 63.8730 63.8560 47.3930 47.4210
D0-J3 103.5090 103.4860 44.8130 44.8420
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 59905.1588498703
HIERARCH ESO DPR TECH INTERFEROMETRY
HIERARCH ESO OBS TARG NAME tau Cet
RA 26.007905
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 K0
HIERARCH ESO ISS CONF STATION2 G2
HIERARCH ESO ISS CONF STATION3 D0
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 63.828
HIERARCH ESO ISS PBL12 END 63.766
HIERARCH ESO ISS PBLA12 START 277.8
HIERARCH ESO ISS PBLA12 END 277.9
HIERARCH ESO ISS PBL13 START 91.723
HIERARCH ESO ISS PBL13 END 91.653
HIERARCH ESO ISS PBLA13 START 256.5
HIERARCH ESO ISS PBLA13 END 256.5
HIERARCH ESO ISS PBL14 START 54.422
HIERARCH ESO ISS PBL14 END 54.41
HIERARCH ESO ISS PBLA14 START 342.657
HIERARCH ESO ISS PBLA14 END 342.739
HIERARCH ESO ISS PBL23 START 39.805
HIERARCH ESO ISS PBL23 END 39.798
HIERARCH ESO ISS PBLA23 START 220.7
HIERARCH ESO ISS PBLA23 END 220.7
HIERARCH ESO ISS PBL24 START 63.873
HIERARCH ESO ISS PBL24 END 63.856
HIERARCH ESO ISS PBLA24 START 47.393
HIERARCH ESO ISS PBLA24 END 47.421
HIERARCH ESO ISS PBL34 START 103.509
HIERARCH ESO ISS PBL34 END 103.486
HIERARCH ESO ISS PBLA34 START 44.813
HIERARCH ESO ISS PBLA34 END 44.842
HIERARCH ESO ISS AMBI TAU0 START 0.008936
HIERARCH ESO ISS AMBI TAU0 END 0.008936
HIERARCH ESO ISS AMBI TEMP 13.55
HIERARCH ESO ISS AMBI FWHM START 0.54
HIERARCH ESO ISS AMBI FWHM END 0.54