The first mortgages and other loans payable collateralized by the respective properties and assignment of leases at September 30, 2013 and December 31, 2012, respectively, were as follows (amounts in thousands):



Property	Maturity Date	Interest Rate(1)		September 30, 2013		December 31, 2012
609 Partners, LLC(2)	July 2014	5.00	%	$	23	$	23
125 Park Avenue	October 2014	5.75	%	146,250		146,250
711 Third Avenue	June 2015	4.99	%	120,000		120,000
625 Madison Avenue	November 2015	7.27	%	122,178		125,603
500 West Putnam	January 2016	5.52	%	23,665		24,060
420 Lexington Avenue	September 2016	7.15	%	183,443		184,992
Landmark Square	December 2016	4.00	%	83,309		84,486
485 Lexington Avenue	February 2017	5.61	%	450,000		450,000
120 West 45th Street	February 2017	6.12	%	170,000		170,000
762 Madison Avenue	February 2017	3.75	%	8,252		8,371
2 Herald Square	April 2017	5.36	%	191,250		191,250
885 Third Avenue	July 2017	6.26	%	267,650		267,650
Other loan payable(3)	September 2019	8.00	%	50,000		50,000
One Madison Avenue	May 2020	5.91	%	592,560		607,678
100 Church	July 2022	4.68	%	230,000		230,000
919 Third Avenue(4)	June 2023	5.12	%	500,000		500,000
400 East 57th Street	February 2024	4.13	%	70,000		70,000
400 East 58th Street	February 2024	4.13	%	30,000		30,000
1515 Broadway(5)	March 2025	3.93	%	900,000		—
300 Main Street(6)	—	—		—		11,500
220 East 42nd Street	—	—		—		185,906
Total fixed rate debt				$	4,138,580	$	3,457,769
16 Court Street(7)	October 2013	2.69	%	84,354		—
Master repurchase(8)	November 2013	3.19	%	131,966		116,667
180 Maiden Lane(9)	November 2016	2.38	%	264,858		271,215
248-252 Bedford Avenue	March 2018	2.44	%	22,000		—
1515 Broadway(5)	—	—		—		769,813
Total floating rate debt				$	503,178	$	1,157,695
Total mortgages and other loans payable				$	4,641,758	$	4,615,464

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(1)	Effective weighted average interest rate for the three months ended September 30, 2013, taking into account interest rate hedges in effect during the period.


(2)	As part of an acquisition, the Operating Partnership issued 63.9 million units of its 5.0% Series E preferred units, or the Series E units, with a liquidation preference of $1.00 per unit. As of September 30, 2013, 63.8 million Series E units had been redeemed.


(3)	This loan is secured by a portion of a preferred equity investment.


(4)	We own a 51.0% controlling interest in the joint venture that is the borrower on this loan. This loan is non-recourse to us.


(5)	In February 2013, we refinanced the previous $775.0 million mortgage with a new $900.0 million 12-year mortgage and realized a net loss on early extinguishment of debt of approximately $18.5 million, including a prepayment penalty of $7.6 million.


(6)	The property was sold in September 2013.


(7)	In April 2013, we acquired interests from our joint venture partner, CIF, and have consolidated the entity due to our controlling interest. In October 2013, the maturity date of the loan was extended to December 2013.

(8)

The Master Repurchase Agreement, or MRA, has a maximum facility capacity of $175.0 million, under which we agreed to sell certain debt investments in exchange for cash with a simultaneous agreement to repurchase the same debt investments at a certain date or on demand. In September 2013, the maturity of this MRA was extended to November 2013 subject to a 10 months extension option. This MRA bears interest based on 1-month LIBOR plus 300 basis points through September 2013 and a floating rate of interest of 350 basis points over 1-month LIBOR through the extended maturity date.


(9)	In connection with this consolidated joint venture obligation, we executed a master lease agreement. Our partner has executed a contribution agreement to reflect its 50.1% share of the obligation under the master lease