Catchfence

Before Mother Nature made her appearance with rain at Daytona International Speedway (for the first NSCS Daytona 500 practice session) Dale Earnhardt Jr., was on top of the speed chart with a lap speed of 188.679 mph.

Following Earnhardt Jr., with the second fastest speed (188.616mph) was his fellow Hendrick Motorsports teammate Mark Martin, who was then followed by another teammate, Jeff Gordon, who ran a speed of 187.950 mph, for the third fastest speed.

Rounding out the top-10 were: Bill Elliott (187.884) fourth, Robby Gordon (187.872) fifth, Ryan Newman (187.766) sixth, Kurt Busch (187.680) seventh, David Reutimann (187.512) eighth, Kyle Busch (187.484) ninth and Clint Bowyer (187.379) rounding out the top-10.

2010 NSCS Daytona 500 First Practice Session Speeds

Pos	Car	Driver	Team	Time	Speed	Lap #	# Laps	-Fastest	-Next
1	88	Dale Earnhardt Jr.	AMP Energy / National Guard Chevrolet	47.7	188.679	2	2	---.---	---.---
2	5	Mark Martin	GoDaddy.com Chevrolet	47.716	188.616	2	2	-0.016	-0.016
3	24	Jeff Gordon	Dupont Chevrolet	47.885	187.95	2	2	-0.185	-0.169
4	*21	Bill Elliott	Motorcraft / Quick Lane Tire & Auto Center Ford	47.902	187.884	2	2	-0.202	-0.017
5	7	Robby Gordon	Monster Energy Toyota	47.905	187.872	2	2	-0.205	-0.003
6	39	Ryan Newman	US Army Chevrolet	47.932	187.766	2	2	-0.232	-0.027
7	2	Kurt Busch	Miller Lite Dodge	47.954	187.68	2	2	-0.254	-0.022
8	0	David Reutimann	Aaron's Dream Machine Toyota	47.997	187.512	5	5	-0.297	-0.043
9	18	Kyle Busch	M&M's Toyota	48.004	187.484	3	3	-0.304	-0.007
10	33	Clint Bowyer	Cheerios / Hamburger Helper Chevrolet	48.031	187.379	2	2	-0.331	-0.027
11	11	Denny Hamlin	FedEx Express Toyota	48.038	187.352	2	2	-0.338	-0.007
12	48	Jimmie Johnson	Lowe's Chevrolet	48.074	187.211	2	5	-0.374	-0.036
13	31	Jeff Burton	Caterpillar Chevrolet	48.095	187.13	2	2	-0.395	-0.021
14	12	Brad Keselowski	Penske Dodge	48.106	187.087	5	5	-0.406	-0.011
15	1	Jamie McMurray	Bass Pro Shops / Tracker Boats Chevrolet	48.113	187.06	2	2	-0.413	-0.007
16	77	Sam Hornish Jr.	Mobil 1 Dodge	48.118	187.04	2	2	-0.418	-0.005
17	*13	Max Papis	GEICO Toyota	48.147	186.928	2	2	-0.447	-0.029
18	*71	Bobby Labonte	TaxSlayer.com Chevrolet	48.164	186.862	2	2	-0.464	-0.017
19	29	Kevin Harvick	Shell / Pennzoil Chevrolet	48.164	186.862	2	2	-0.464	0
20	14	Tony Stewart	Old Spice / Office Depot Chevrolet	48.183	186.788	2	2	-0.483	-0.019
21	43	A J Allmendinger	Best Buy Ford	48.193	186.749	2	2	-0.493	-0.01
22	*82	Scott Speed	Red Bull Toyota	48.197	186.734	2	2	-0.497	-0.004
23	20	Joey Logano	Home Depot Toyota	48.198	186.73	2	5	-0.498	-0.001
24	17	Matt Kenseth	Crown Royal Ford	48.204	186.706	2	2	-0.504	-0.006
25	*51	Michael Waltrip	NAPA Auto Parts Toyota	48.216	186.66	2	2	-0.516	-0.012
26	*87	Joe Nemechek	NEMCO Motorsports Toyota	48.216	186.66	2	2	-0.516	0
27	6	David Ragan	UPS Ford	48.264	186.474	2	2	-0.564	-0.048
28	83	Brian Vickers	Red Bull Toyota	48.27	186.451	2	2	-0.57	-0.006
29	*90	Casey Mears	Keyed-Up Motorsports Chevrolet	48.273	186.44	2	2	-0.573	-0.003
30	47	Marcos Ambrose	Kroger Floral Toyota	48.283	186.401	2	2	-0.583	-0.01
31	98	Paul Menard	Peak / Menards Ford	48.321	186.254	2	2	-0.621	-0.038
32	16	Greg Biffle	3M Ford	48.329	186.224	2	2	-0.629	-0.008
33	99	Carl Edwards	Aflac Ford	48.38	186.027	2	2	-0.68	-0.051
34	*32	Reed Sorenson	Dollar General Toyota	48.382	186.02	2	2	-0.682	-0.002
35	42	Juan Pablo Montoya	Target Chevrolet	48.427	185.847	4	4	-0.727	-0.045
36	34	John Andretti	Window World Cares Ford	48.427	185.847	2	2	-0.727	0
37	*36	Mike Bliss	Wave Energy Drink Chevrolet	48.462	185.713	2	2	-0.762	-0.035
38	19	Elliott Sadler	Stanley Ford	48.479	185.647	2	2	-0.779	-0.017
39	78	Regan Smith	Furniture Row Racing Chevrolet	48.542	185.406	2	2	-0.842	-0.063
40	9	Kasey Kahne	Budweiser Ford	48.547	185.387	2	2	-0.847	-0.005
41	56	Martin Truex Jr.	NAPA Auto Parts Toyota	48.554	185.361	2	2	-0.854	-0.007
42	*09	Aric Almirola	Phoenix Racing Chevrolet	48.558	185.345	2	2	-0.858	-0.004
43	*66	Dave Blaney	PRISM Motorsports Toyota	48.91	184.011	2	2	-1.21	-0.352
44	38	Robert Richardson	Mahindra USA Tractors Ford	49.122	183.217	2	2	-1.422	-0.212
45	26	Boris Said	Window World Cares Ford	49.382	182.253	1	1	-1.682	-0.26
46	37	Travis Kvapil	Extenze Ford	49.965	180.126	2	2	-2.265	-0.583