Filed Under Rule 424 (b)(3) Registration Statement No. 333-48415 SUPPLEMENT NO. 09 TO PROSPECTUS DATED May 5, 1998 (AS SUPPLEMENTED May 5, 1998) AT&T CAPITAL CORPORATION Medium Term Notes, Series F Due Nine Months or More From Date of Issue. Issue Price: 100% (as a percent of principal amount) Floating Rate Notes - ----------------------- Interest Rate Per Annum.......Float% SETTLEMENT DATE: 09/21/98 INITIAL PAYMENT DATE: 10/21/98 MATURITY DATE: 03/21/2000 DAYCOUNT: ACTUAL/360 INDEX: 1 Month LIBOR + 0.47% SOURCE: TELERATE PAGE 3750 RESET FREQUENCY: Monthly PAYMENT FREQUENCY: Monthly PAYMENT: Monthly, Pays the 21ST or next Good Business Day of each Month. Commencing 10/21/98 INTEREST DETERMINATION: Monthly Reset, Paid Monthly - Source: Telerate p. 3750. 2 London Business Days Prior to Each Reset Date. REDEMPTION: Non-Call Life AMOUNT OF SALE: $199,000,000.00 CUSIP NUMBER: 00206HJ70 Date of Sale: September 16, 1998