15. LONG-TERM DEBT

Senior Notes

The following table summarizes the company’s long-term senior notes and the related interest rate swaps:



	April 30, 2013						October 31, 2012
	Amortized Principal		Swap		Total		Amortized Principal		Swap		Total
	(in millions)
2015 Senior Notes	$	499	$	16	$	515	$	499	$	18	$	517
2017 Senior Notes	599		24		623		599		26		625
2020 Senior Notes	498		27		525		498		29		527
2022 Senior Notes	399		—		399		399		—		399
Total	$	1,995	$	67	$	2,062	$	1,995	$	73	$	2,068

All notes issued are unsecured and rank equally in right of payment with all of Agilent’s other senior unsecured indebtedness. There have been no changes to the principal, maturity, interest rates and interest payment terms of the senior notes in the three and six months ended April 30, 2013 as compared to the senior notes described in our Annual Report on Form 10-K for the fiscal year ended October 31, 2012. All swap contracts have been terminated and amounts to be amortized over the remaining life of the senior notes as of April 30, 2013 and October 31, 2012 are detailed above.

Other Debt

As of April 30, 2013, and as a result of the Dako acquisition, we have a mortgage debt, secured on buildings in Denmark, in Danish Krone equivalent of $44 million aggregate principal outstanding with a Danish financial institution. The loan has a variable interest rate based on 3 months Copenhagen Interbank Rate ("Cibor") and will mature on September 30, 2027. Interest payments are made in March, June, September and December of each year.