David George Johnson

San Francisco, CA

Bib: 12389 M 46

Masters

0:00

0:00

/ mi

Masters

Be the first to cheer!

Overall

#0 / 61036

Gender (Male)

#0 / 31978

Masters (Masters Men)

#0 / 14572

Division (M45-49)

#0 / 3266

Race Day Weather

50°/40°F

clear sky

Race Timeline

Ribbon color based on

FasterSteadySlower· vs. your average pace

Mile 1 · 259 ft

Mile 2 · 64 ft

Start

0:00

Race begins

118 ft elev

9:54/mi

29:41

↑ 182 ft↓ 221 ft0.2% grade

79 ft elev

5K· 3.11 mi

10:36/mi

30:49

→ flat

76 ft elev

10:26/mi

40:08

↑ 23 ft↓ 16 ft0.1% grade

84 ft elev

10:19/mi

50:27

↑ 13 ft↓ 30 ft0.3% grade

70 ft elev

10:44/mi

1:01:11

↑ 16 ft↓ 36 ft0.4% grade

47 ft elev

10K· 6.21 mi

12:24/mi

1:03:50

→ flat0.6% grade

58 ft elev

10:48/mi

1:12:19

↓ 30 ft0.6% grade

33 ft elev

11:32/mi

1:23:51

↑ 30 ft0.4% grade

54 ft elev

11:55/mi

1:35:46

↑ 61 ft↓ 33 ft0.5% grade

81 ft elev

15K· 9.32 mi

11:17/mi

1:39:23

↓ 13 ft0.8% grade

66 ft elev

10M

11:13/mi

1:47:00

↓ 36 ft0.9% grade

33 ft elev

11M

13:56/mi

2:00:56

↑ 43 ft0.7% grade

72 ft elev

12M

10:05/mi

2:11:01

↓ 46 ft0.8% grade

33 ft elev

20K· 12.43 mi

14:14/mi

2:17:06

↑ 16 ft0.7% grade

54 ft elev

13M

13:14/mi

2:24:41

↓ 26 ft0.8% grade

36 ft elev

Half· 13.11 mi

13:14/mi

2:26:08

→ flat0.5% grade

49 ft elev

14M

12:31/mi

2:37:17

↑ 23 ft↓ 39 ft0.3% grade

36 ft elev

15M

13:20/mi

2:50:37

↑ 62 ft1.1% grade

93 ft elev

25K· 15.53 mi

13:53/mi

2:58:02

↑ 68 ft2.4% grade

169 ft elev

16M

10:20/mi

3:02:51

↓ 45 ft1.7% grade

125 ft elev

17M

13:47/mi

3:16:38

↑ 10 ft↓ 59 ft0.9% grade

59 ft elev

18M

12:08/mi

3:28:46

↑ 30 ft↓ 49 ft0.4% grade

39 ft elev

30K· 18.64 mi

16:04/mi

3:39:04

→ flat

41 ft elev

19M

14:15/mi

3:44:11

→ flat0.2% grade

39 ft elev

20M

14:59/mi

3:59:10

↑ 43 ft0.7% grade

72 ft elev

21M

14:05/mi

4:13:15

↑ 20 ft↓ 39 ft0.4% grade

53 ft elev

35K· 21.75 mi

13:14/mi

4:23:09

↑ 20 ft↓ 23 ft

52 ft elev

22M

15:39/mi

4:27:06

→ flat0.2% grade

51 ft elev

23M

13:02/mi

4:40:08

↓ 10 ft0.1% grade

46 ft elev

24M

13:07/mi

4:53:15

↑ 92 ft1.7% grade

138 ft elev

40K· 24.85 mi

11:45/mi

5:03:18

↑ 13 ft↓ 62 ft1.1% grade

93 ft elev

25M

13:45/mi

5:05:18

↑ 10 ft1.3% grade

111 ft elev

26M

12:03/mi

5:17:21

↑ 39 ft↓ 39 ft

112 ft elev

Finish· 26.22 mi

12:48/mi

5:20:09

↓ 10 ft0.9% grade

102 ft elev

Course Elevation

926ft

Total climb

232ft

Range

30 to 262 ft

943ft

Total descent

About the height of two Statues of Liberty

The Course

Half Splits

1st Half· via Half

2:26:0811:09 /mi⚡ faster

2nd Half

2:54:0113:16 /mi+19.1%

Positive split — 19.1% slower in the second half

AI Race Performance Report

David's race, broken down like a coach

The full Race Story, performance analysis, segment & passing breakdowns, and where the race turned. Free to unlock — for anyone.

Free account · no payment

Checkpoint Splits

Checkpoint	Time	Avg Pace	Segment Length	Segment Time	Segment Pace	Diff
3M	29:41	9:54	3.00 mi	29:41	9:54	-
5K	30:49	9:55	0.11 mi	1:08	10:36	+0:42
4M	40:08	10:02	0.89 mi	9:19	10:26	-0:10
5M	50:27	10:05	1.00 mi	10:19	10:19	-0:07
6M	1:01:11	10:12	1.00 mi	10:44	10:44	+0:25
10K	1:03:50	10:16	0.21 mi	2:39	12:24	+1:40
7M	1:12:19	10:20	0.79 mi	8:29	10:48	-1:36
8M	1:23:51	10:29	1.00 mi	11:32	11:32	+0:44
9M	1:35:46	10:38	1.00 mi	11:55	11:55	+0:23
15K	1:39:23	10:40	0.32 mi	3:37	11:17	-0:38
10M	1:47:00	10:42	0.68 mi	7:37	11:13	-0:04
11M	2:00:56	11:00	1.00 mi	13:56	13:56	+2:43
12M	2:11:01	10:55	1.00 mi	10:05	10:05	-3:51
20K	2:17:06	11:02	0.43 mi	6:05	14:14	+4:09
13M	2:24:41	11:08	0.57 mi	7:35	13:14	-1:00
Half(13.11 mi)	2:26:08	11:09	0.11 mi	1:27	13:14	0:00
14M	2:37:17	11:14	0.89 mi	11:09	12:31	-0:43
15M	2:50:37	11:22	1.00 mi	13:20	13:20	+0:49
25K	2:58:02	11:28	0.53 mi	7:25	13:53	+0:33
16M	3:02:51	11:26	0.47 mi	4:49	10:20	-3:33
17M	3:16:38	11:34	1.00 mi	13:47	13:47	+3:27
18M	3:28:46	11:36	1.00 mi	12:08	12:08	-1:39
30K	3:39:04	11:45	0.64 mi	10:18	16:04	+3:56
19M	3:44:11	11:48	0.36 mi	5:07	14:15	-1:49
20M	3:59:10	11:57	1.00 mi	14:59	14:59	+0:44
21M	4:13:15	12:04	1.00 mi	14:05	14:05	-0:54
35K	4:23:09	12:06	0.75 mi	9:54	13:14	-0:51
22M	4:27:06	12:08	0.25 mi	3:57	15:39	+2:25
23M	4:40:08	12:11	1.00 mi	13:02	13:02	-2:37
24M	4:53:15	12:13	1.00 mi	13:07	13:07	+0:05
40K	5:03:18	12:12	0.85 mi	10:03	11:45	-1:22
25M	5:05:18	12:13	0.15 mi	2:00	13:45	+2:00
26M	5:17:21	12:12	1.00 mi	12:03	12:03	-1:42
Finish(26.22 mi)	5:20:09	12:13	0.22 mi	2:48	12:48	+0:45

Trend:

Faster pace

Steady pace

Slower pace

Est.Checkpoint not recorded (estimated)

~Segment time uses estimated prior

Checkpoints & Pacing

Pace Line

Fastest Pace

9:54 /mi

Average Pace

12:13 /mi

Slowest Pace

16:04 /mi

Loading chart...

Fastest

Middle

Slowest

Average

Segments

Time at Faster Pace

2:09:18

40% of race

Time at Steady Pace

1:39:12

31% of race

Time at Slower Pace

1:31:39

29% of race

Average Pace: 12:13 /mi

Loading chart...

Faster pace (< avg)

Steady pace (≈ avg)

Slower pace (> avg)

Heatmap

0mi6.6mi13.1mi19.7mi26.2mi

Pace:

Faster

Steady

Slower

Checkpoint and Segment Rankings

Checkpoint	Seg. Dist	Overall	Males	M45-49	Seg. Overall	Seg. Males	Seg. M45-49
3M	3.00 mi	34356	21907	2227	50858	28323	2875
5K	0.11 mi	34531-175	21942-35	2238-11	43457	25412	2598
4M	0.89 mi	36257-1726	22742-800	2307-69	42557	25446	2597
5M	1.00 mi	37329-1072	23237-495	2366-59	41852	25071	2563
6M	1.00 mi	38663-1334	23808-571	2428-62	44346	26066	2652
10K	0.21 mi	39494-831	24168-360	2472-44	54194	29701	3026
7M	0.79 mi	40555-1061	24642-474	2524-52	47752	27509	2813
8M	1.00 mi	41743-1188	25159-517	2576-52	48517	27817	2824
9M	1.00 mi	43091-1348	25720-561	2623-47	51167	28818	2930
15K	0.32 mi	43265-174	25788-68	2631-8	48148	27465	2798
10M	0.68 mi	43323-58	25792-4	2633-2	45139	26238	2667
11M	1.00 mi	45593-2270	26625-833	2709-76	56110	30337	3085
12M	1.00 mi	44623+970	26246+379	2671+38	33887	21511	2165
20K	0.43 mi	45425-802	26550-304	2710-39	56333	30360	3103
13M	0.57 mi	45815-390	26713-163	2726-16	50858	28323	2875
Half(13.11 mi)	0.11 mi	45899-84	26735-22	2727-1	51074	28420	2886
14M	0.89 mi	46218-319	26826-91	2738-11	49686	27772	2818
15M	1.00 mi	46615-397	26933-107	2744-6	48942	27433	2801
25K	0.53 mi	46779-164	26973-40	2745-1	49266	27296	2778
16M	0.47 mi	46515+264	26863+110	2732+13	35837	21771	2213
17M	1.00 mi	47085-570	27044-181	2752-20	53155	28898	2938
18M	1.00 mi	46926+159	26945+99	2744+8	44502	25114	2557
30K	0.64 mi	47528-602	27141-196	2759-15	55633	29646	3052
19M	0.36 mi	47704-176	27184-43	2763-4	52628	28185	2891
20M	1.00 mi	48026-322	27256-72	2770-7	51848	27933	2861
21M	1.00 mi	48141-115	27263-7	2776-6	49302	26667	2716
35K	0.75 mi	48100+41	27212+51	2768+8	46488	25302	2594
22M	0.25 mi	48265-165	27266-54	2776-8	54991	29241	2988
23M	1.00 mi	48099+166	27155+111	2762+14	45242	24688	2497
24M	1.00 mi	47902+197	27030+125	2748+14	43410	23760	2390
40K	0.85 mi	47639+263	26891+139	2736+12	37651	20823	2100
25M	0.15 mi	47650-11	26897-6	2736	51061	27414	2778
26M	1.00 mi	47503+147	26797+100	2723+13	43467	23673	2376
Finish(26.22 mi)	0.22 mi	47546-43	26811-14	2721+2	53335	28402	2866

Segment Performance Analysis

20K→13M

0.0 - 3.0 mi

Top 83%

118 ft79 ft

↑ 182ft↓ 221ft

194 ft

Overall

50858

Males

28323

No position changes recorded for this athlete.

More below

See the rest of David's race

Checkpoint splits, rankings, passing analysis and qualifying. One free sign-in reveals them here — and on every race you look up.

All Results

Questions or issues regarding timing data?

If you notice any discrepancies in your timing data or have questions about your results, our support team can help.

Contact Race Support

Public Race Data

Enhanced athlete results built from publicly available data.

Race managed by

New York Road Runners