David Gruenwald

Bib: 2755•M•Age: 38

Portsmouth, NH

0:00

0:00

/ mi

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Overall

#0 / 7166

Top 35%

Gender (Male)

#0 / 5052

Top 40%

Division (M35-39)

#0 / 717

Top 38%

Race Day Weather

59°/49°F

scattered clouds

⏱️ Race Timeline

Start

0:00:00

Race begins

Start

0:00:00

Race begins

18:08

Rank: #2452

Start → 2M

18:08 | 9:04/mi

18:08

Rank: #2452

Start → 2M

18:08 | 9:04/mi

36:14

Rank: #2365 (+87)

2M → 4M

18:06 | 9:03/mi

36:14

Rank: #2365 (+87)

2M → 4M

18:06 | 9:03/mi

54:49

Rank: #2497 (-132)

4M → 6M

18:35 | 9:17/mi

54:49

Rank: #2497 (-132)

4M → 6M

18:35 | 9:17/mi

1:13:49

Rank: #2752 (-255)

6M → 8M

19:00 | 9:30/mi

1:13:49

Rank: #2752 (-255)

6M → 8M

19:00 | 9:30/mi

9.6M

1:28:54

Rank: #2649 (+103)

8M → 9.6M

15:05 | 9:26/mi

9.6M

1:28:54

Rank: #2649 (+103)

8M → 9.6M

15:05 | 9:26/mi

10M

1:31:53

Rank: #2737 (-88)

9.6M → 10M

2:59 | 7:28/mi

10M

1:31:53

Rank: #2737 (-88)

9.6M → 10M

2:59 | 7:28/mi

10.5M

1:39:04

Rank: #2846 (-109)

10M → 10.5M

7:11 | 14:22/mi

10.5M

1:39:04

Rank: #2846 (-109)

10M → 10.5M

7:11 | 14:22/mi

12M

1:52:34

Rank: #2817 (+29)

10.5M → 12M

13:30 | 9:00/mi

12M

1:52:34

Rank: #2817 (+29)

10.5M → 12M

13:30 | 9:00/mi

14M

2:12:09

Rank: #2734 (+83)

12M → 14M

19:35 | 9:47/mi

14M

2:12:09

Rank: #2734 (+83)

12M → 14M

19:35 | 9:47/mi

16M

2:30:29

Rank: #2824 (-90)

14M → 16M

18:20 | 9:10/mi

16M

2:30:29

Rank: #2824 (-90)

14M → 16M

18:20 | 9:10/mi

18M

2:48:48

Rank: #2584 (+240)

16M → 18M

18:19 | 9:10/mi

18M

2:48:48

Rank: #2584 (+240)

16M → 18M

18:19 | 9:10/mi

20M

3:08:54

Rank: #2557 (+27)

18M → 20M

20:06 | 10:03/mi

20M

3:08:54

Rank: #2557 (+27)

18M → 20M

20:06 | 10:03/mi

22M

3:28:45

Rank: #2558 (-1)

20M → 22M

19:51 | 9:55/mi

22M

3:28:45

Rank: #2558 (-1)

20M → 22M

19:51 | 9:55/mi

24M

3:49:29

Rank: #2475 (+83)

22M → 24M

20:44 | 10:22/mi

24M

3:49:29

Rank: #2475 (+83)

22M → 24M

20:44 | 10:22/mi

Finish· 26.22 mi

4:13:24

Rank: #2490 (-15)

24M → Finish

23:55 | 10:47/mi

Finish· 26.22 mi

4:13:24

Rank: #2490 (-15)

24M → Finish

23:55 | 10:47/mi

The Course

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Half Splits

1st Half· via 14M

Distance14.00 mi

Time2:12:09

Pace9:26 /mi

2nd Half✓ Faster

Distance12.22 mi

Time2:01:15

Pace9:55 /mi

📊Negative Split: 8.2% faster second half

Checkpoint Splits

Checkpoint	Distance	Time of Day	Time	Avg Pace	Segment Time	Segment Pace	Diff
2M	2.00 mi	05:37:31	18:08	9:04	18:08	9:04	-
4M	4.00 mi	05:55:37	36:14	9:04	18:06	9:03	-0:01
6M	6.00 mi	06:14:12	54:49	9:08	18:35	9:17	+0:14
8M	8.00 mi	06:33:12	1:13:49	9:14	19:00	9:30	+0:13
9.6M	9.60 mi	06:48:17	1:28:54	9:16	15:05	9:26	-0:04
10M	10.00 mi	06:51:16	1:31:53	9:11	2:59	7:28	-1:58
10.5M	10.50 mi	06:58:27	1:39:04	9:26	7:11	14:22	+6:54
12M	12.00 mi	07:11:57	1:52:34	9:23	13:30	9:00	-5:22
14M	14.00 mi	07:31:32	2:12:09	9:26	19:35	9:47	+0:47
16M	16.00 mi	07:49:52	2:30:29	9:24	18:20	9:10	-0:37
18M	18.00 mi	08:08:11	2:48:48	9:23	18:19	9:10	0:00
20M	20.00 mi	08:28:17	3:08:54	9:27	20:06	10:03	+0:53
22M	22.00 mi	08:48:08	3:28:45	9:29	19:51	9:55	-0:08
24M	24.00 mi	09:08:52	3:49:29	9:34	20:44	10:22	+0:27
Finish	26.22 mi	09:32:47	4:13:24	9:40	23:55	10:47	+0:25

Checkpoints & Pacing

📈Pace Line

Pace Progression

Track your pace changes throughout the race. Dot colors mark your quickest to easiest segments, relative to your own pace.

Fastest Pace

7:28 /mi

Average Pace

9:40 /mi

Slowest Pace

14:22 /mi

Loading chart...

Fastest

Middle

Slowest

Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:59

1% of race

Time at Steady Pace

3:18:35

78% of race

Time at Slower Pace

51:50

20% of race

Average Pace: 9:40 /mi

Loading chart...

Faster pace (< avg)

Steady pace (≈ avg)

Slower pace (> avg)

🎨Heatmap

Pace Heatmap

Where you sped up and eased off relative to your own pace across the race. Colors are relative to your own range, not to other runners.

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

Pace:

Faster

Steady

Slower

Click or hover over segments to see details

✨Sparklines

Checkpoint Splits with Pace Trends

Overall Pace Trend

Checkpoint	Distance	Time of Day	Time	Avg Pace	Segment	Pace	Rank
2M	2.00 mi	05:37:31	18:08	9:04	18:08	9:04	#2452
4M	4.00 mi	05:55:37	36:14	9:04	18:06	9:03	#2365
6M	6.00 mi	06:14:12	54:49	9:08	18:35	9:17	#2497
8M	8.00 mi	06:33:12	1:13:49	9:14	19:00	9:30	#2752
9.6M	9.60 mi	06:48:17	1:28:54	9:16	15:05	9:26	#2649
10M	10.00 mi	06:51:16	1:31:53	9:11	2:59	7:28	#2737
10.5M	10.50 mi	06:58:27	1:39:04	9:26	7:11	14:22	#2846
12M	12.00 mi	07:11:57	1:52:34	9:23	13:30	9:00	#2817
14M	14.00 mi	07:31:32	2:12:09	9:26	19:35	9:47	#2734
16M	16.00 mi	07:49:52	2:30:29	9:24	18:20	9:10	#2824
18M	18.00 mi	08:08:11	2:48:48	9:23	18:19	9:10	#2584
20M	20.00 mi	08:28:17	3:08:54	9:27	20:06	10:03	#2557
22M	22.00 mi	08:48:08	3:28:45	9:29	19:51	9:55	#2558
24M	24.00 mi	09:08:52	3:49:29	9:34	20:44	10:22	#2475
Finish	26.22 mi	09:32:47	4:13:24	9:40	23:55	10:47	#2490

Faster pace

Steady pace

Slower pace

Est.Checkpoint not recorded (estimated)

~Segment time uses estimated prior

Featured Segment

Garmin Challenge

The climb, presented by Garmin

Top 64%

Garmin Challenge

Garmin Challenge · 9.6–10.5 mi · © Mapbox © OpenStreetMap

10:10

Segment Time

11:18/mi

Pace

0.90 mi

Distance

Overall

4586

Men

3496

Division

490

See the full Garmin Challenge leaderboard

Checkpoint and Segment Rankings

Checkpoint	Distance	Seg. Dist	Overall	Males	M35-39	Seg. Overall	Seg. Males	Seg. M35-39
2M	2.00 mi	2.00 mi	2452	2048	283	2839(Top 40%)	2341(Top 46%)	310(Top 43%)
4M	4.00 mi	2.00 mi	2365+87	1975+73	275+8	2292(Top 32%)	1921(Top 38%)	265(Top 37%)
6M	6.00 mi	2.00 mi	2497-132	2086-111	287-12	2806(Top 39%)	2311(Top 46%)	310(Top 43%)
8M	8.00 mi	2.00 mi	2752-255	2274-188	301-14	3349(Top 47%)	2715(Top 54%)	365(Top 51%)
9.6M	9.60 mi	1.60 mi	2649+103	2195+79	293+8	2355(Top 33%)	1989(Top 39%)	264(Top 37%)
10M	10.00 mi	0.40 mi	2737-88	2261-66	301-8	4896(Top 68%)	3704(Top 73%)	518(Top 72%)
10.5M	10.50 mi	0.50 mi	2846-109	2342-81	313-12	4590(Top 64%)	3494(Top 69%)	485(Top 68%)
12M	12.00 mi	1.50 mi	2817+29	2330+12	309+4	2839(Top 40%)	2341(Top 46%)	310(Top 43%)
14M	14.00 mi	2.00 mi	2734+83	2262+68	300+9	2408(Top 34%)	2007(Top 40%)	263(Top 37%)
16M	16.00 mi	2.00 mi	2824-90	2325-63	310-10	3678(Top 51%)	2834(Top 56%)	407(Top 57%)
18M	18.00 mi	2.00 mi	2584+240	2138+187	285+25	1379(Top 19%)	1163(Top 23%)	157(Top 22%)
20M	20.00 mi	2.00 mi	2557+27	2106+32	284+1	2638(Top 37%)	2099(Top 42%)	290(Top 40%)
22M	22.00 mi	2.00 mi	2558-1	2097+9	283+1	3047(Top 43%)	2325(Top 46%)	323(Top 45%)
24M	24.00 mi	2.00 mi	2475+83	2022+75	276+7	2171(Top 30%)	1666(Top 33%)	243(Top 34%)
Finish	26.22 mi	2.22 mi	2490-15	2018+4	275+1	3224(Top 45%)	2368(Top 47%)	337(Top 47%)

337

Passing Analysis

Category:

Athletes Passed

1106*

Passed By

1144

Net Change

-38

Segment	Athletes Passed	Passed By	Net Change	Start Rank	End Rank
Start → 2M	-	-	-	-	#2452
2M → 4M	158*	71	+87	#2452	#2365
4M → 6M	53	185	-132	#2365	#2497
6M → 8M	12*	267	-255	#2497	#2752
8M → 9.6M	120*	17	+103	#2752	#2649
9.6M → 10M	1	89	-88	#2649	#2737
10M → 10.5M	23	132	-109	#2737	#2846
10.5M → 12M	62	33	+29	#2846	#2817
12M → 14M	102*	19	+83	#2817	#2734
14M → 16M	50*	140	-90	#2734	#2824
16M → 18M	247	7	+240	#2824	#2584
18M → 20M	68*	41	+27	#2584	#2557
20M → 22M	62*	63	-1	#2557	#2558
22M → 24M	103*	20	+83	#2558	#2475
24M → Finish	45*	60	-15	#2475	#2490
TOTALS	1106*	1144	-38

* Includes athletes who did not complete a segment (DNF/DNQ).

📊

Passing Visuals

Category:

📈Position Graph

🎨Heatmap Timeline

🔄Passing Circle

🌊Position Flow

🏃Race Lanes

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Results processed 7 days ago

Public Race Data

Enhanced athlete results built from publicly available data.

Race managed by

The San Francisco Marathon

Race timed by

Race Place Events

David Gruenwald

⏱️ Race Timeline

The Course

Claim it — unlock a deeper AI report on this race, free

Half Splits

Checkpoint Splits

Checkpoints & Pacing

📈Pace Line

Pace Progression

📊Segments

Segment Time Comparison

🎨Heatmap

Pace Heatmap

✨Sparklines

Checkpoint Splits with Pace Trends

Garmin Challenge

Checkpoint and Segment Rankings

Segment Performance Analysis

10.5M→12M

2M→4M

4M→6M

6M→8M

8M→9.6M

9.6M→10M

10M→10.5M

10.5M→12M

12M→14M

14M→16M

16M→18M

18M→20M

20M→22M

22M→24M

24M→Finish

Passing Analysis

Passing Visuals

📈Position Graph

🎨Heatmap Timeline

🔄Passing Circle

🌊Position Flow

🏃Race Lanes

⚖️ Age Grade

Export Track Data

Questions or issues regarding timing data?

Quick Links

All Results

Race Analytics

Course Information

Contact Time Management

Public Race Data