THE ASTRONOMER Electronic Circular No 191 1988 Aug 17 18.07UT. 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. ------------------------------------------------------------------- ALPHA ORIONIS Further to the note on E-190, J.Isles provides further estimates: Aug 13.05UT, 1.1; 14.07, 1.2; 15.08, 1.1. No independent results have been received but the information was relayed by e-mail to Tenerife/La Palma and it is understood that observations at infrared wavelengths have been undertaken for which further details are awaited. OUTBURST OF 3C 446 E.Perez, Instituto de Astrofisica de Canarias, reports that this quasar, located at: RA 22h23m11s DEC -05 12'18"(1950) is in outburst. The normal magnitude is mag 18 but it is now believed near mag 15.5. Photographs and visual observations are urgently needed. A new TA chart and sequence are available on e-mail request. Please quote "G508". IAUC 4640 1988 OG= 1985 DO2. An Amor-type object, 1988 OG, recently discovered by C.S.Shoemaker (IAUC 4638) has been noted as identical to 1985 DO2 by R.W.Sinnott of S&T. The following ephemeris shows this is an unusually favourable opportunity to photograph and measure an Amor-type: 1988 ET RA (1950) DEC Earth Sun V Aug 17 23h42.1m +22 24' 0.293 1.234 14.1 22 23 52.5 +16 43 27 00 01.8 +10 10 0.270 1.247 13.7 Sept 1 00 09.9 +03 04 6 00 16.8 -04 10 0.270 1.265 13.4 11 00 22.5 -11 05 16 00 26.9 -17 18 0.297 1.289 13.6 IAUC 4639 Guy M Hurst