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    Re: Polaris' PM in RA?
    From: Dave Walden
    Date: 2020 Sep 24, 14:58 -0700

    A NASA web site

      https://heasarc.gsfc.nasa.gov/W3Browse/all/ppm.html

    seems to give

    Positions and Proper Motions Catalog (ppm)

    Search radius used: 1.00 '

    Servicesname
     
    ra
     
    dec
     
    ra prop
     [arcsec/yr]
    dec prop
     [arcsec/yr]
    vmag
     
    spect type
     
    Search Offset
    Sort (1,2,3)  Sort (1,2,3)  ['] from (target)
    Display all paramsO  R  N  S PPM 43102 31 48.696+89 15 50.760.1988 -0.0150 2.0F80.001 (polaris)
       
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