THE ASTRONOMER Electronic Circular No 131 1988 Mar 07 06.50UT. Telecom Gold 72:MAG60138 Ed:Guy M Hurst, 16, Westminster Close, Kempshott Rise, Basingstoke, Hants, RG22 4PP, England. Telephone:(0256)471074.Int:+44256471074 Telex:265871(MONREF G) Quote"72:MAG60138 ATT G.HURST"in FIRST line. ------------------------------------------------------------------- OCCULTATION OF AGK3 +06 1290 BY 10 HYGIEA ON March 8.0253UT Rob McNaught e-mails: "This occultation has been predicted by the Lowell group. Details as follows: Star m 10.7 RA 10h11m14.192 Dec +06d19'15".30 (1950) Ast m 10.5 diam 443 km Max duration 36 secs. Istar/(Istar+Iast)=0.45 (approx 0.6mag drop?) Although not an easy occultation, the nominal path crosses the whole of Ireland, Wales, Southern England, Belgium, France and Greece. Should any UK astrometrist be interested the following ephemeris is provided: March 5.0UT RA 10h13m29.86 Dec +06d07'30.2 (1950) March 7.0 10 11 59.34 +06 15 20.6 Astrometry should be done on both the asteroid and the star to be occulted. The star to be occulted should NOT be used in the reduction. E-mail astrometry to me and I shall reply e-mail with the update, in addition to passing the measures on to Bob Millis, the chairman of IAU Commission 20 Working Group on Occultations." Guy M Hurst