HPOL Synthetic UBVRI Filter Data for HD189821

HD189821
HD189821
RA(J2000): 2000400
Dec(J2000): +420808
Spectral Type: K0
Type: _
V Mag: 7.3
Contact: ajw

NOTES:

For data that has a TRIPLOT available, you can view that triplot by clicking on the date, or the TRIPLOT button in the far right column of the data.

Data listed in RED should be considered preliminary results only.

Filter data listed in this color represent bandpasses that include a falloff in instrument response. (See the descriptions of Wav1 and Wav2 for grating cutoff versus filter bandpasses.)

HPOL Synthetic Filter Data for HD189821
Target Date MJD ExpT Wav1 Wav2 %Q %U %Err %Pol PA Pub Cal Comments Triplot
HD189821 19950622 49890.85 3100 4000. 6100. -0.2665 0.0590 0.0116 0.2729 83.76 J58 pbo3a1 Mis-id'ed as HD189957 Triplot
HD189821 19950622 49890.80 3100 6034. 10434. -0.1886 0.0842 0.0051 0.2065 77.96 J58 pbo3a1 Mis-id'ed as HD189957 Triplot
UX UX 0.0158 -0.3277 0.1709 0.3281 136.379
B B -0.3691 -0.2119 0.0270 0.4256 104.928
V V -0.2701 0.0538 0.0080 0.2754 84.364
R R -0.2174 0.0961 0.0041 0.2377 78.075
I I -0.1819 0.0890 0.0035 0.2025 76.964
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