Re: 19991108: Problems with udunits.dat: assay_ton

Randy,

> To: address@hidden
> From: Randy Zagar <address@hidden>
> Subject: Problems with udunits.dat
> Organization: .
> Keywords: 199911082120.OAA14215

In the above message, you wrote:

> In the UNITS OF MASS section of udunits.dat, you have:
> 
>     assay_ton          P 2.916667e-2 kilogram # was 2.916667e2 (typo!)
>     avoirdupois_ounce  P 2.834952e-2 kilogram
> 
> This is a problem because now 'udunits' reports that the
> conversion factor between these two is only 1.02882.
> Clearly, this is in error.
> 
> 
> -- 
> Randy Zagar                         E-Mail: address@hidden
> Research Systems Manager            E-Mail: address@hidden
> College of Marine Studies             http://newark.cms.udel.edu/~zagar
> University of Delaware               Voice: (302) 831-1139
> Newark, DE 19716                       FAX: (302) 831-6838

Do you have a reference that indicates that the above conversion factor
is incorrect?  My reference

    http://physics.nist.gov/Document/sp811.pdf

indicates that the above conversion factor is correct.

--------
Steve Emmerson   <http://www.unidata.ucar.edu>