hawki_cal_zpoint(7) on Linux
The text a174b28b7c6e, as Debian 9 (Stretch) shipped it.
Zero point computation recipe
Flags it lists
-
--bg_r1 -
--bg_r2 -
--dec -
--detect_sigma -
--mag -
--ra -
--star_r -
--sx -
--sy -
--xcoord -
--ycoord