RA/DEC Reference

From: Bruno Tilgner (Bruno_Tilgner@compuserve.com)
Date: Sun Sep 02 2001 - 18:00:27 EDT

>Not so.  I use J2000 when reporting positions.
>Others may still use 1950.

SGP4/SDP4 use the equinox of date which for the next
few years is close enough to J2000.

Bruno Tilgner

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