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SF MARATHON 2026

Sean Imai

Bib: 2745•M•Age: 42

Concord, CA

0:00
0:00
/ mi
Masters
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Overall
#0 / 7166
Top 28%
Gender (Male)
#0 / 5052
Top 33%
Masters (Masters Men)
#0 / 1321
Top 28%
Division (M40-44)
#0 / 435
Top 35%
Race Day Weather
59°/49°F
scattered clouds

⏱️ Race Timeline

Watch your race unfold from start to finish

Start
0:00:00
Race begins
2M
16:53
Rank: #1340
Start → 2M
16:53 | 8:26/mi
4M
34:21
Rank: #1479 (-139)
2M → 4M
17:28 | 8:44/mi
6M
51:52
Rank: #1539 (-60)
4M → 6M
17:31 | 8:45/mi
8M
1:09:28
Rank: #1642 (-103)
6M → 8M
17:36 | 8:48/mi
9.6M
1:25:00
Rank: #1843 (-201)
8M → 9.6M
15:32 | 9:42/mi
10M
1:27:21
Rank: #1825 (+18)
9.6M → 10M
2:21 | 5:53/mi
10.5M
1:33:36
Rank: #1880 (-55)
10M → 10.5M
6:15 | 12:30/mi
12M
1:46:23
Rank: #1889 (-9)
10.5M → 12M
12:47 | 8:31/mi
14M
2:05:09
Rank: #1861 (+28)
12M → 14M
18:46 | 9:23/mi
16M
2:22:17
Rank: #1995 (-134)
14M → 16M
17:08 | 8:34/mi
18M
2:39:24
Rank: #1713 (+282)
16M → 18M
17:07 | 8:34/mi
20M
2:57:54
Rank: #1669 (+44)
18M → 20M
18:30 | 9:15/mi
22M
3:17:11
Rank: #1794 (-125)
20M → 22M
19:17 | 9:38/mi
24M
3:40:26
Rank: #1971 (-177)
22M → 24M
23:15 | 11:38/mi
Finish· 26.22 mi
4:03:15
Rank: #2024 (-53)
24M → Finish
22:49 | 10:17/mi

Course Map & Elevation

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Half Splits

1st Half· via 14M
Distance14.00 mi
Time2:05:09
Pace8:56 /mi
2nd Half✓ Faster
Distance12.22 mi
Time1:58:06
Pace9:40 /mi
📊Negative Split: 5.6% faster second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
2M
2.00 mi05:35:5816:538:2616:53
8:26
-
4M
4.00 mi05:53:2634:218:3517:28
8:44
+0:18
6M
6.00 mi06:10:5751:528:3917:31
8:45
+0:01
8M
8.00 mi06:28:331:09:288:4117:36
8:48
+0:03
9.6M
9.60 mi06:44:051:25:008:5115:32
9:42
+0:54
10M
10.00 mi06:46:261:27:218:442:21
5:53
-3:49
10.5M
10.50 mi06:52:411:33:368:556:15
12:30
+6:37
12M
12.00 mi07:05:281:46:238:5212:47
8:31
-3:59
14M
14.00 mi07:24:142:05:098:5618:46
9:23
+0:52
16M
16.00 mi07:41:222:22:178:5417:08
8:34
-0:49
18M
18.00 mi07:58:292:39:248:5117:07
8:34
0:00
20M
20.00 mi08:16:592:57:548:5418:30
9:15
+0:41
22M
22.00 mi08:36:163:17:118:5819:17
9:38
+0:23
24M
24.00 mi08:59:313:40:269:1123:15
11:38
+2:00
Finish
26.22 mi09:22:204:03:159:1722:49
10:17
-1:21

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

5:53 /mi

Average Pace

9:17 /mi

Slowest Pace

12:30 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

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

2:21

1% of race

Time at Steady Pace

2:33:46

63% of race

Time at Slower Pace

1:27:08

36% of race

Average Pace: 9:17 /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

Enhanced split table showing pace trends through mini sparkline visualizations.

Overall Pace Trend

CheckpointDistanceTime of DayTimeAvg PaceSegmentPaceTrendRank
2M
2.00 mi05:35:5816:538:2616:53
8:26
#1340
4M
4.00 mi05:53:2634:218:3517:28
8:44
#1479
6M
6.00 mi06:10:5751:528:3917:31
8:45
#1539
8M
8.00 mi06:28:331:09:288:4117:36
8:48
#1642
9.6M
9.60 mi06:44:051:25:008:5115:32
9:42
#1843
10M
10.00 mi06:46:261:27:218:442:21
5:53
#1825
10.5M
10.50 mi06:52:411:33:368:556:15
12:30
#1880
12M
12.00 mi07:05:281:46:238:5212:47
8:31
#1889
14M
14.00 mi07:24:142:05:098:5618:46
9:23
#1861
16M
16.00 mi07:41:222:22:178:5417:08
8:34
#1995
18M
18.00 mi07:58:292:39:248:5117:07
8:34
#1713
20M
20.00 mi08:16:592:57:548:5418:30
9:15
#1669
22M
22.00 mi08:36:163:17:118:5819:17
9:38
#1794
24M
24.00 mi08:59:313:40:269:1123:15
11:38
#1971
Finish
26.22 mi09:22:204:03:159:1722:49
10:17
#2024
Faster pace
Steady pace
Slower pace
Est.Checkpoint not recorded (estimated)
~Segment time uses estimated prior
Garmin Challenge
Featured Segment

Garmin Challenge

The climb, presented by Garmin

Top 33%
Garmin Challenge
Course map with the garmin challenge highlighted
Garmin Challenge · 9.6–10.5 mi · © Mapbox © OpenStreetMap

8:36

Segment Time

9:33/mi

Pace

0.90 mi

Distance

Overall

2365

Men

1994

Division

175

See the full Garmin Challenge leaderboard

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM40-44Seg. OverallSeg. MalesSeg. M40-44
2M2.00 mi2.00 mi134011681192117(Top 30%)1772(Top 35%)152(Top 35%)
4M4.00 mi2.00 mi1479-1391285-117126-71694(Top 24%)1458(Top 29%)138(Top 32%)
6M6.00 mi2.00 mi1539-601336-51124+21756(Top 25%)1502(Top 30%)136(Top 31%)
8M8.00 mi2.00 mi1642-1031422-86128-42093(Top 29%)1766(Top 35%)158(Top 36%)
9.6M9.60 mi1.60 mi1843-2011578-156144-162787(Top 39%)2304(Top 46%)197(Top 45%)
10M10.00 mi0.40 mi1825+181564+14143+11428(Top 20%)1234(Top 24%)111(Top 26%)
10.5M10.50 mi0.50 mi1880-551611-47148-52819(Top 39%)2302(Top 46%)199(Top 46%)
12M12.00 mi1.50 mi1889-91616-5146+22117(Top 30%)1772(Top 35%)152(Top 35%)
14M14.00 mi2.00 mi1861+281589+27145+11764(Top 25%)1511(Top 30%)134(Top 31%)
16M16.00 mi2.00 mi1995-1341681-92154-92910(Top 41%)2285(Top 45%)191(Top 44%)
18M18.00 mi2.00 mi1713+2821461+220135+19808(Top 11%)706(Top 14%)65(Top 15%)
20M20.00 mi2.00 mi1669+441423+38134+11756(Top 25%)1443(Top 29%)135(Top 31%)
22M22.00 mi2.00 mi1794-1251511-88137-32718(Top 38%)2110(Top 42%)181(Top 42%)
24M24.00 mi2.00 mi1971-1771635-124149-123472(Top 48%)2544(Top 50%)210(Top 48%)
Finish26.22 mi2.22 mi2024-531672-37151-22609(Top 36%)1960(Top 39%)168(Top 39%)

Segment Performance Analysis

10.5M→12M

0.0 - 2.0 mi

Top 30%
×1human
+6ft-11ft

Overall

2117

Males

1772

M40-44

153

2M→4M

2.0 - 4.0 mi

Top 24%
×4stories
+75ft-70ft

Overall

1694

Males

1458

M40-44

139

4M→6M

4.0 - 6.0 mi

Top 25%
×5stories
+71ft-18ft

Overall

1756

Males

1502

M40-44

137

6M→8M

6.0 - 8.0 mi

Top 29%
×9stories
+106ft-21ft

Overall

2093

Males

1766

M40-44

158

8M→9.6M

8.0 - 9.6 mi

Top 39%
×13stories
+117ft-177ft

Overall

2787

Males

2304

M40-44

198

9.6M→10M

9.6 - 10.0 mi

Top 20%
×1story
+17ft-12ft

Overall

1428

Males

1234

M40-44

112

10M→10.5M

10.0 - 10.5 mi

Top 39%
×9stories
+0ft-102ft

Overall

2819

Males

2302

M40-44

200

10.5M→12M

10.5 - 12.0 mi

Top 30%
×18stories
+304ft-125ft

Overall

2117

Males

1772

M40-44

153

12M→14M

12.0 - 14.0 mi

Top 25%
×9stories
+99ft-125ft

Overall

1764

Males

1511

M40-44

134

14M→16M

14.0 - 16.0 mi

Top 41%
×9stories
+124ft-78ft

Overall

2910

Males

2285

M40-44

192

16M→18M

16.0 - 18.0 mi

Top 11%
×8stories
+106ft-45ft

Overall

808

Males

706

M40-44

65

18M→20M

18.0 - 20.0 mi

Top 25%
×3stories
+52ft-26ft

Overall

1756

Males

1443

M40-44

135

20M→22M

20.0 - 22.0 mi

Top 38%
×21stories
+17ft-266ft

Overall

2718

Males

2110

M40-44

181

22M→24M

22.0 - 24.0 mi

Top 48%
×3stories
+70ft-85ft

Overall

3472

Males

2544

M40-44

210

24M→Finish

24.0 - 26.2 mi

Top 36%
~flat
+2ft-2ft

Overall

2609

Males

1960

M40-44

168

Passing Analysis

Category:
Athletes Passed
719*
Passed By
1403
Net Change
-684
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 2M----#1340
2M → 4M28167-139#1340#1479
4M → 6M3696-60#1479#1539
6M → 8M24*127-103#1539#1642
8M → 9.6M14215-201#1642#1843
9.6M → 10M213+18#1843#1825
10M → 10.5M1570-55#1825#1880
10.5M → 12M3948-9#1880#1889
12M → 14M53*25+28#1889#1861
14M → 16M46*180-134#1861#1995
16M → 18M2886+282#1995#1713
18M → 20M73*29+44#1713#1669
20M → 22M26*151-125#1669#1794
22M → 24M18*195-177#1794#1971
24M → Finish38*91-53#1971#2024
TOTALS719*1403-684

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

📊

Passing Visuals

Category:

📈Position Graph

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🎨Heatmap Timeline

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🔄Passing Circle

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🌊Position Flow

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🏃Race Lanes

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