Exposure
ID
PIONI.2022-11-21T06:16:17.656_1
Header ID
PIONI.2022-11-21T06:16:17.656
Date updated
2022-11-21 06:25:46 UTC+0000
Release date
2023-11-21 06:25:46 UTC+0000
UTC Start
2022-11-21 06:16:17.656
UTC End
2022-11-21 06:16:43.256
MJD Start
59904.261315464
MJD End
59904.2616117603
Exposure time (s)
25.6
Validation level
1
Tau 0: Coherence time (s)
0.0156595
Ambient temperature (°C)
14.57
Seeing (arcsec)
0.36
Observation
ID
53209
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
39570
Name
tau Cet
RA
26.007327
DEC
-15.93313
Instrument
Interferometer
VLTI
Instrument
PIONIER
Instrument mode
GRISM-H
Stations
A0 B2 D0 J3
Projected baselines
Baseline Length start Length end Angle start Angle end
A0-B2 22.3630 22.3610 177.0000 177.1000
A0-D0 20.0660 20.0050 82.1000 82.1000
A0-J3 105.1930 105.0340 52.4600 52.4340
B2-D0 31.3030 31.2830 36.7000 36.7000
B2-J3 119.3070 119.1890 43.5770 43.5580
D0-J3 88.3090 88.2090 46.0090 45.9870
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 59904.261315464
HIERARCH ESO DPR TECH INTERFEROMETRY
HIERARCH ESO OBS TARG NAME tau Cet
RA 26.007327
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 J3
EXPTIME 25.6
HIERARCH ESO DET DIT 0.0005
HIERARCH ESO DET NDIT 51200
HIERARCH ESO ISS PBL12 START 22.363
HIERARCH ESO ISS PBL12 END 22.361
HIERARCH ESO ISS PBLA12 START 177.0
HIERARCH ESO ISS PBLA12 END 177.1
HIERARCH ESO ISS PBL13 START 20.066
HIERARCH ESO ISS PBL13 END 20.005
HIERARCH ESO ISS PBLA13 START 82.1
HIERARCH ESO ISS PBLA13 END 82.1
HIERARCH ESO ISS PBL14 START 105.193
HIERARCH ESO ISS PBL14 END 105.034
HIERARCH ESO ISS PBLA14 START 52.46
HIERARCH ESO ISS PBLA14 END 52.434
HIERARCH ESO ISS PBL23 START 31.303
HIERARCH ESO ISS PBL23 END 31.283
HIERARCH ESO ISS PBLA23 START 36.7
HIERARCH ESO ISS PBLA23 END 36.7
HIERARCH ESO ISS PBL24 START 119.307
HIERARCH ESO ISS PBL24 END 119.189
HIERARCH ESO ISS PBLA24 START 43.577
HIERARCH ESO ISS PBLA24 END 43.558
HIERARCH ESO ISS PBL34 START 88.309
HIERARCH ESO ISS PBL34 END 88.209
HIERARCH ESO ISS PBLA34 START 46.009
HIERARCH ESO ISS PBLA34 END 45.987
HIERARCH ESO ISS AMBI TAU0 START 0.015539
HIERARCH ESO ISS AMBI TAU0 END 0.01578
HIERARCH ESO ISS AMBI TEMP 14.57
HIERARCH ESO ISS AMBI FWHM START 0.34
HIERARCH ESO ISS AMBI FWHM END 0.38