Exposure
ID
PIONI.2022-11-18T03:41:31.722_1
Header ID
PIONI.2022-11-18T03:41:31.722
Date updated
2022-11-18 03:50:38 UTC+0000
Release date
2022-11-18 03:41:31 UTC+0000
UTC Start
2022-11-18 03:41:31.722
UTC End
2022-11-18 03:41:57.322
MJD Start
59901.1538393726
MJD End
59901.1541356689
Exposure time (s)
25.6
Validation level
1
Tau 0: Coherence time (s)
0.002853
Ambient temperature (°C)
17.79
Seeing (arcsec)
1.535
Observation
ID
53161
Category
calibrator
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
39422
Name
tau02 Eri
RA
42.758271
DEC
-21.0041
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 25.2750 25.2740 142.2000 142.2000
A0-D0 31.9850 31.9870 70.7000 70.8000
A0-C1 22.6210 22.6200 115.6590 115.7140
B2-D0 33.8630 33.8660 25.7000 25.8000
B2-C1 11.2800 11.2810 25.6690 25.7310
D0-C1 22.5830 22.5850 205.7330 205.7950
Header: used keywords
Key Value
HIERARCH ESO OBS PROG ID 110.241D.001
HIERARCH ESO DPR CATG CALIB
HIERARCH ESO DPR TYPE FRINGE,OBJECT
MJD-OBS 59901.1538393726
HIERARCH ESO DPR TECH INTERFEROMETRY
HIERARCH ESO OBS TARG NAME tau02 Eri
RA 42.758271
DEC -21.0041
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 25.275
HIERARCH ESO ISS PBL12 END 25.274
HIERARCH ESO ISS PBLA12 START 142.2
HIERARCH ESO ISS PBLA12 END 142.2
HIERARCH ESO ISS PBL13 START 31.985
HIERARCH ESO ISS PBL13 END 31.987
HIERARCH ESO ISS PBLA13 START 70.7
HIERARCH ESO ISS PBLA13 END 70.8
HIERARCH ESO ISS PBL14 START 22.621
HIERARCH ESO ISS PBL14 END 22.62
HIERARCH ESO ISS PBLA14 START 115.659
HIERARCH ESO ISS PBLA14 END 115.714
HIERARCH ESO ISS PBL23 START 33.863
HIERARCH ESO ISS PBL23 END 33.866
HIERARCH ESO ISS PBLA23 START 25.7
HIERARCH ESO ISS PBLA23 END 25.8
HIERARCH ESO ISS PBL24 START 11.28
HIERARCH ESO ISS PBL24 END 11.281
HIERARCH ESO ISS PBLA24 START 25.669
HIERARCH ESO ISS PBLA24 END 25.731
HIERARCH ESO ISS PBL34 START 22.583
HIERARCH ESO ISS PBL34 END 22.585
HIERARCH ESO ISS PBLA34 START 205.733
HIERARCH ESO ISS PBLA34 END 205.795
HIERARCH ESO ISS AMBI TAU0 START 0.002533
HIERARCH ESO ISS AMBI TAU0 END 0.003173
HIERARCH ESO ISS AMBI TEMP 17.79
HIERARCH ESO ISS AMBI FWHM START 1.75
HIERARCH ESO ISS AMBI FWHM END 1.32