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SF MARATHON 2026

James Joo

Bib: 9214•M•Age: 29

Denver, CO

0:00
0:00
/ mi
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Overall
#0 / 7166
Gender (Male)
#0 / 5052
Division (M25-29)
#0 / 1176
Race Day Weather
59°/49°F
scattered clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
2M
21:12
Rank: #5317
Start → 2M
21:12 | 10:36/mi
4M
42:08
Rank: #4992 (+325)
2M → 4M
20:56 | 10:28/mi
6M
1:02:17
Rank: #4593 (+399)
4M → 6M
20:09 | 10:04/mi
8M
1:22:16
Rank: #4455 (+138)
6M → 8M
19:59 | 9:59/mi
9.6M
1:38:37
Rank: #4196 (+259)
8M → 9.6M
16:21 | 10:13/mi
10M
1:42:05
Rank: #4292 (-96)
9.6M → 10M
3:28 | 8:41/mi
10.5M
1:48:55
Rank: #4237 (+55)
10M → 10.5M
6:50 | 13:40/mi
12M
2:04:18
Rank: #4241 (-4)
10.5M → 12M
15:23 | 10:15/mi
14M
2:26:37
Rank: #4202 (+39)
12M → 14M
22:19 | 11:09/mi
16M
2:44:30
Rank: #4062 (+140)
14M → 16M
17:53 | 8:56/mi
18M
3:11:20
Rank: #4332 (-270)
16M → 18M
26:50 | 13:25/mi
20M
3:35:30
Rank: #4372 (-40)
18M → 20M
24:10 | 12:05/mi
22M
3:56:11
Rank: #4286 (+86)
20M → 22M
20:41 | 10:20/mi
24M
4:22:50
Rank: #4383 (-97)
22M → 24M
26:39 | 13:20/mi
Finish· 26.22 mi
4:48:55
Rank: #4379 (+4)
24M → Finish
26:05 | 11:45/mi

The Course

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Half Splits

1st Half· via 14M
Distance14.00 mi
Time2:26:37
Pace10:28 /mi
2nd Half✓ Faster
Distance12.22 mi
Time2:22:18
Pace11:39 /mi
📊Negative Split: 2.9% faster second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
2M
2.00 mi05:52:5421:1210:3621:12
10:36
-
4M
4.00 mi06:13:5042:0810:3220:56
10:28
-0:08
6M
6.00 mi06:33:591:02:1710:2320:09
10:04
-0:24
8M
8.00 mi06:53:581:22:1610:1719:59
9:59
-0:05
9.6M
9.60 mi07:10:191:38:3710:1616:21
10:13
+0:14
10M
10.00 mi07:13:471:42:0510:133:28
8:41
-1:32
10.5M
10.50 mi07:20:371:48:5510:226:50
13:40
+4:59
12M
12.00 mi07:36:002:04:1810:2215:23
10:15
-3:25
14M
14.00 mi07:58:192:26:3710:2822:19
11:09
+0:54
16M
16.00 mi08:16:122:44:3010:1717:53
8:56
-2:13
18M
18.00 mi08:43:023:11:2010:3826:50
13:25
+4:29
20M
20.00 mi09:07:123:35:3010:4624:10
12:05
-1:20
22M
22.00 mi09:27:533:56:1110:4420:41
10:20
-1:45
24M
24.00 mi09:54:324:22:5010:5726:39
13:20
+3:00
Finish
26.22 mi10:20:374:48:5511:0226:05
11:45
-1:35

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

8:41 /mi

Average Pace

11:02 /mi

Slowest Pace

13:40 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

21:21

7% of race

Time at Steady Pace

2:37:00

54% of race

Time at Slower Pace

1:50:34

38% of race

Average Pace: 11:01 /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.

Loading...
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

CheckpointDistanceTime of DayTimeAvg PaceSegmentPaceTrendRank
2M
2.00 mi05:52:5421:1210:3621:12
10:36
#5317
4M
4.00 mi06:13:5042:0810:3220:56
10:28
#4992
6M
6.00 mi06:33:591:02:1710:2320:09
10:04
#4593
8M
8.00 mi06:53:581:22:1610:1719:59
9:59
#4455
9.6M
9.60 mi07:10:191:38:3710:1616:21
10:13
#4196
10M
10.00 mi07:13:471:42:0510:133:28
8:41
#4292
10.5M
10.50 mi07:20:371:48:5510:226:50
13:40
#4237
12M
12.00 mi07:36:002:04:1810:2215:23
10:15
#4241
14M
14.00 mi07:58:192:26:3710:2822:19
11:09
#4202
16M
16.00 mi08:16:122:44:3010:1717:53
8:56
#4062
18M
18.00 mi08:43:023:11:2010:3826:50
13:25
#4332
20M
20.00 mi09:07:123:35:3010:4624:10
12:05
#4372
22M
22.00 mi09:27:533:56:1110:4420:41
10:20
#4286
24M
24.00 mi09:54:324:22:5010:5726:39
13:20
#4383
Finish
26.22 mi10:20:374:48:5511:0226:05
11:45
#4379
Faster pace
Steady pace
Slower pace
Garmin Challenge
Featured Segment

Garmin Challenge

The climb, presented by Garmin

Top 66%
Garmin Challenge
Course map with the garmin challenge highlighted
Garmin Challenge · 9.6–10.5 mi · © Mapbox © OpenStreetMap

10:18

Segment Time

11:27/mi

Pace

0.90 mi

Distance

Overall

4762

Men

3604

Division

881

See the full Garmin Challenge leaderboard

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM25-29Seg. OverallSeg. MalesSeg. M25-29
2M2.00 mi2.00 mi531739719384400(Top 61%)3407(Top 67%)854(Top 73%)
4M4.00 mi2.00 mi4992+3253779+192902+364795(Top 67%)3656(Top 72%)879(Top 75%)
6M6.00 mi2.00 mi4593+3993535+244853+493929(Top 55%)3123(Top 62%)765(Top 65%)
8M8.00 mi2.00 mi4455+1383453+82840+134179(Top 58%)3273(Top 65%)800(Top 68%)
9.6M9.60 mi1.60 mi4196+2593277+176810+303418(Top 48%)2747(Top 54%)679(Top 58%)
10M10.00 mi0.40 mi4292-963341-64823-136424(Top 90%)4635(Top 92%)1097(Top 93%)
10.5M10.50 mi0.50 mi4237+553299+42813+103952(Top 55%)3086(Top 61%)765(Top 65%)
12M12.00 mi1.50 mi4241-43305-6817-44400(Top 61%)3407(Top 67%)854(Top 73%)
14M14.00 mi2.00 mi4202+393275+30811+64184(Top 58%)3244(Top 64%)793(Top 67%)
16M16.00 mi2.00 mi4062+1403175+100783+283410(Top 48%)2641(Top 52%)662(Top 56%)
18M18.00 mi2.00 mi4332-2703344-169829-465597(Top 78%)4044(Top 80%)974(Top 83%)
20M20.00 mi2.00 mi4372-403347-3826+34909(Top 69%)3568(Top 71%)864(Top 73%)
22M22.00 mi2.00 mi4286+863279+68807+193527(Top 49%)2645(Top 52%)653(Top 56%)
24M24.00 mi2.00 mi4383-973326-47822-155071(Top 71%)3621(Top 72%)886(Top 75%)
Finish26.22 mi2.22 mi4379+43315+11817+54321(Top 60%)3121(Top 62%)778(Top 66%)

Segment Performance Analysis

10.5M→12M

0.0 - 2.0 mi

Top 61%
×1human
+6ft-11ft

Overall

4400

Males

3407

M25-29

858

2M→4M

2.0 - 4.0 mi

Top 67%
×4stories
+75ft-70ft

Overall

4795

Males

3656

M25-29

885

4M→6M

4.0 - 6.0 mi

Top 55%
×5stories
+71ft-18ft

Overall

3929

Males

3123

M25-29

770

6M→8M

6.0 - 8.0 mi

Top 58%
×9stories
+106ft-21ft

Overall

4179

Males

3273

M25-29

806

8M→9.6M

8.0 - 9.6 mi

Top 48%
×13stories
+117ft-177ft

Overall

3418

Males

2747

M25-29

683

9.6M→10M

9.6 - 10.0 mi

Top 90%
×1story
+17ft-12ft

Overall

6424

Males

4635

M25-29

1106

10M→10.5M

10.0 - 10.5 mi

Top 55%
×9stories
+0ft-102ft

Overall

3952

Males

3086

M25-29

770

10.5M→12M

10.5 - 12.0 mi

Top 61%
×18stories
+304ft-125ft

Overall

4400

Males

3407

M25-29

858

12M→14M

12.0 - 14.0 mi

Top 58%
×9stories
+99ft-125ft

Overall

4184

Males

3244

M25-29

797

14M→16M

14.0 - 16.0 mi

Top 48%
×9stories
+124ft-78ft

Overall

3410

Males

2641

M25-29

663

16M→18M

16.0 - 18.0 mi

Top 78%
×8stories
+106ft-45ft

Overall

5597

Males

4044

M25-29

977

18M→20M

18.0 - 20.0 mi

Top 69%
×3stories
+52ft-26ft

Overall

4909

Males

3568

M25-29

866

20M→22M

20.0 - 22.0 mi

Top 49%
×21stories
+17ft-266ft

Overall

3527

Males

2645

M25-29

654

22M→24M

22.0 - 24.0 mi

Top 71%
×3stories
+70ft-85ft

Overall

5071

Males

3621

M25-29

887

24M→Finish

24.0 - 26.2 mi

Top 60%
~flat
+2ft-2ft

Overall

4321

Males

3121

M25-29

778

Passing Analysis

Category:
Athletes Passed
1889*
Passed By
951
Net Change
+938
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 2M----#5317
2M → 4M361*36+325#5317#4992
4M → 6M4067+399#4992#4593
6M → 8M159*21+138#4593#4455
8M → 9.6M265*6+259#4455#4196
9.6M → 10M399-96#4196#4292
10M → 10.5M7520+55#4292#4237
10.5M → 12M7478-4#4237#4241
12M → 14M79*40+39#4241#4202
14M → 16M190*50+140#4202#4062
16M → 18M25295-270#4062#4332
18M → 20M48*88-40#4332#4372
20M → 22M109*23+86#4372#4286
22M → 24M37*134-97#4286#4383
24M → Finish58*54+4#4383#4379
TOTALS1889*951+938

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

📊

Passing Visuals

Category:
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🔥Passing Intensity

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🔄Passing Circle

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🌊Position Flow

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🏃Race Lanes

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