San Francisco Marathon logo
SF MARATHON 2025

Todd Nerlin

Bib: 5446โ€ขMโ€ขAge: 51

Fremont, CA

0:00
0:00
/ mi
Masters
Be the first to cheer!
Overall
#0 / 6545
Gender (Male)
#0 / 4641
Masters (Masters Men)
#0 / 1347
Division (M50-54)
#0 / 235
Race Day Weather
56ยฐ/46ยฐF
overcast clouds

โฑ๏ธ Race Timeline

Watch your race unfold from start to finish

Start
0:00:00
Race begins
1.81 Miles
17:04
Rank: #3212
Start โ†’ 1.81 Miles
17:04 | 9:26/mi
5.55 Miles
52:45
Rank: #3204 (+8)
1.81 Miles โ†’ 5.55 Miles
35:41 | 9:32/mi
6.52 Miles
1:03:09
Rank: #3347 (-143)
5.55 Miles โ†’ 6.52 Miles
10:24 | 10:43/mi
10.87 Miles
1:48:22
Rank: #3678 (-331)
6.52 Miles โ†’ 10.87 Miles
45:13 | 10:24/mi
Garmin Hill Challengeยท 11.38 mi
1:56:34
Rank: #3892 (-214)
10.87 Miles โ†’ Garmin Hill Challenge
8:12 | 16:06/mi
14.95 Miles
2:30:45
Rank: #3977 (-85)
Garmin Hill Challenge โ†’ 14.95 Miles
34:11 | 9:34/mi
18 Miles
3:09:04
Rank: #4046 (-69)
14.95 Miles โ†’ 18 Miles
38:19 | 12:34/mi
25 Miles
4:34:48
Rank: #4271 (-225)
18 Miles โ†’ 25 Miles
1:25:44 | 12:15/mi
Finishยท 26.22 mi
4:51:57
Rank: #4383 (-112)
25 Miles โ†’ Finish
17:09 | 14:04/mi

Course Map & Elevation

Is this your race?

Claim it โ€” unlock a deeper AI report on this race, free

A personalized Race Performance Report that goes beyond this page โ€” emailed to you, built from your real splits.

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
1.81 Miles
1.81 mi05:49:2117:049:2617:04
9:26
-
5.55 Miles
5.55 mi06:25:0252:459:3035:41
9:32
+0:06
6.52 Miles
6.52 mi06:35:261:03:099:4110:24
10:43
+1:11
10.87 Miles
10.87 mi07:20:391:48:229:5845:13
10:24
-0:19
Garmin Hill Challenge
11.38 mi07:28:511:56:3410:158:12
16:06
+5:42
14.95 Miles
14.95 mi08:03:022:30:4510:0534:11
9:34
-6:32
18 Miles
18.00 mi08:41:213:09:0410:3038:19
12:34
+3:00
25 Miles
25.00 mi10:07:054:34:4811:001:25:44
12:15
-0:19
Finish
26.22 mi10:24:144:51:5711:0917:09
14:04
+1:49

Checkpoints & Pacing

๐Ÿ“ˆPace 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

9:26 /mi

Average Pace

11:09 /mi

Slowest Pace

16:06 /mi

Loading chart...
Fastest
Middle
Slowest
Average

๐Ÿ“ŠSegments

Segment Time Comparison

Bar length shows time spent in each segment. Colors mark your faster to slower segments, relative to your own pace.

Time at Faster Pace

1:26:56

30% of race

Time at Steady Pace

55:37

19% of race

Time at Slower Pace

2:29:24

51% of race

Average Pace: 11:08 /mi

Loading chart...
Faster pace (< avg)
Steady pace (โ‰ˆ avg)
Slower pace (> avg)

๐ŸŽจHeatmap

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.

Loading...
0mi6.6mi13.1mi19.7mi26.2mi
Pace:
Faster
Steady
Slower

Click or hover over segments to see details

โœจSparklines

Checkpoint Splits with Pace Trends

Enhanced split table showing pace trends through mini sparkline visualizations.

Overall Pace Trend

CheckpointDistanceTime of DayTimeAvg PaceSegmentPaceTrendRank
1.81 Miles
1.81 mi05:49:2117:049:2617:04
9:26
#3212
5.55 Miles
5.55 mi06:25:0252:459:3035:41
9:32
#3204
6.52 Miles
6.52 mi06:35:261:03:099:4110:24
10:43
#3347
10.87 Miles
10.87 mi07:20:391:48:229:5845:13
10:24
#3678
Garmin Hill Challenge
11.38 mi07:28:511:56:3410:158:12
16:06
#3892
14.95 Miles
14.95 mi08:03:022:30:4510:0534:11
9:34
#3977
18 Miles
18.00 mi08:41:213:09:0410:3038:19
12:34
#4046
25 Miles
25.00 mi10:07:054:34:4811:001:25:44
12:15
#4271
Finish
26.22 mi10:24:144:51:5711:0917:09
14:04
#4383
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM50-54Seg. OverallSeg. MalesSeg. M50-54
1.81 Miles1.81 mi1.81 mi321226041173212(Top 49%)2604(Top 56%)117(Top 50%)
5.55 Miles5.55 mi3.74 mi3204+82601+3121-43246(Top 50%)2633(Top 57%)122(Top 52%)
6.52 Miles6.52 mi0.97 mi3347-1432703-102124-34130(Top 63%)3225(Top 69%)147(Top 63%)
10.87 Miles10.87 mi4.35 mi3678-3312922-219136-124148(Top 63%)3218(Top 69%)150(Top 64%)
Garmin Hill Challenge11.38 mi0.51 mi3892-2143060-138141-55550(Top 85%)4098(Top 88%)199(Top 85%)
14.95 Miles14.95 mi3.57 mi3977-853109-49144-34298(Top 66%)3309(Top 71%)154(Top 66%)
18 Miles18.00 mi3.05 mi4046-693154-45149-54582(Top 70%)3412(Top 74%)171(Top 73%)
25 Miles25.00 mi7.00 mi4271-2253255-101160-114597(Top 70%)3363(Top 72%)165(Top 70%)
Finish26.22 mi1.22 mi4383-1123322-67164-45792(Top 88%)4120(Top 89%)203(Top 86%)

Segment Performance Analysis

Start โ†’ 1.81 Miles

0.0 - 1.8 mi

Top 49%
ร—1human
+6ft-10ft

Overall

3212

Males

2604

M50-54

118

1.81 Milesโ†’5.55 Miles

1.8 - 5.5 mi

Top 50%
ร—6stories
+97ft-86ft

Overall

3246

Males

2633

M50-54

123

5.55 Milesโ†’6.52 Miles

5.5 - 6.5 mi

Top 63%
ร—15stories
+178ft-5ft

Overall

4130

Males

3225

M50-54

148

6.52 Milesโ†’10.87 Miles

6.5 - 10.9 mi

Top 63%
ร—20stories
+201ft-318ft

Overall

4148

Males

3218

M50-54

151

10.87 Milesโ†’Garmin Hill Challenge

10.9 - 11.4 mi

Top 85%
ร—11stories
+134ft-79ft

Overall

5550

Males

4098

M50-54

200

Garmin Hill Challengeโ†’14.95 Miles

11.4 - 14.9 mi

Top 66%
ร—17stories
+251ft-225ft

Overall

4298

Males

3309

M50-54

154

14.95 Milesโ†’18 Miles

14.9 - 18.0 mi

Top 70%
ร—12stories
+165ft-60ft

Overall

4582

Males

3412

M50-54

171

18 Milesโ†’25 Miles

18.0 - 25.0 mi

Top 70%
ร—22stories
+142ft-378ft

Overall

4597

Males

3363

M50-54

165

25 Milesโ†’Finish

25.0 - 26.2 mi

Top 88%
~flat
+2ft-0ft

Overall

5792

Males

4120

M50-54

203

Passing Analysis

Category:
Athletes Passed
480*
Passed By
1651
Net Change
-1171
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start โ†’ 1.81 Miles----#3212
1.81 Miles โ†’ 5.55 Miles190182+8#3212#3204
5.55 Miles โ†’ 6.52 Miles14157-143#3204#3347
6.52 Miles โ†’ 10.87 Miles37*368-331#3347#3678
10.87 Miles โ†’ Garmin Hill Challenge4218-214#3678#3892
Garmin Hill Challenge โ†’ 14.95 Miles42*127-85#3892#3977
14.95 Miles โ†’ 18 Miles76*145-69#3977#4046
18 Miles โ†’ 25 Miles111*336-225#4046#4271
25 Miles โ†’ Finish6*118-112#4271#4383
TOTALS480*1651-1171

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

๐Ÿ“Š

Passing Visuals

Category:

๐Ÿ“ˆPosition Graph

Loading...

๐ŸŽจHeatmap Timeline

Loading...

๐Ÿ”„Passing Circle

Loading...

๐ŸŒŠPosition Flow

Loading...

๐ŸƒRace Lanes

Loading...

Upload your GPX file

Supports Garmin, Apple Watch, Polar, Suunto, COROS, Strava, and other apps

.gpx files up to 10MB

Export Track Data

Download your race performance as a GPX or TCX file to import into Strava, Garmin Connect, or other fitness apps.

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
Share Feedback

Public Race Data

The San Francisco Marathon

The San Francisco Marathon