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SF MARATHON 2026

ByungJoo Kim

Bib: 830•M•Age: 49

San Jose, CA

0:00
0:00
/ mi
Masters
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Overall
#0 / 7166
Top 13%
Gender (Male)
#0 / 5052
Top 16%
Masters (Masters Men)
#0 / 1321
Top 12%
Division (M45-49)
#0 / 319
Top 12%
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
16:34
Rank: #1097
Start → 2M
16:34 | 8:17/mi
4M
33:02
Rank: #1034 (+63)
2M → 4M
16:28 | 8:14/mi
6M
49:07
Rank: #945 (+89)
4M → 6M
16:05 | 8:02/mi
8M
1:05:14
Rank: #925 (+20)
6M → 8M
16:07 | 8:03/mi
9.6M
1:18:54
Rank: #923 (+2)
8M → 9.6M
13:40 | 8:32/mi
10M
1:21:06
Rank: #916 (+7)
9.6M → 10M
2:12 | 5:30/mi
10.5M
1:26:24
Rank: #903 (+13)
10M → 10.5M
5:18 | 10:36/mi
12M
1:37:58
Rank: #891 (+12)
10.5M → 12M
11:34 | 7:43/mi
14M
1:55:21
Rank: #880 (+11)
12M → 14M
17:23 | 8:41/mi
16M
2:11:45
Rank: #980 (-100)
14M → 16M
16:24 | 8:12/mi
18M
2:28:08
Rank: #868 (+112)
16M → 18M
16:23 | 8:12/mi
20M
2:45:26
Rank: #867 (+1)
18M → 20M
17:18 | 8:39/mi
22M
3:02:39
Rank: #896 (-29)
20M → 22M
17:13 | 8:36/mi
24M
3:21:17
Rank: #883 (+13)
22M → 24M
18:38 | 9:19/mi
Finish· 26.22 mi
3:41:57
Rank: #904 (-21)
24M → Finish
20:40 | 9:19/mi
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Half Splits

1st Half· via 14M
Distance14.00 mi
Time1:55:21
Pace8:14 /mi
2nd Half✓ Faster
Distance12.22 mi
Time1:46:36
Pace8:43 /mi
📊Negative Split: 7.6% faster second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
2M
2.00 mi05:35:4316:348:1716:34
8:17
-
4M
4.00 mi05:52:1133:028:1616:28
8:14
-0:03
6M
6.00 mi06:08:1649:078:1116:05
8:02
-0:12
8M
8.00 mi06:24:231:05:148:0916:07
8:03
+0:01
9.6M
9.60 mi06:38:031:18:548:1313:40
8:32
+0:29
10M
10.00 mi06:40:151:21:068:072:12
5:30
-3:02
10.5M
10.50 mi06:45:331:26:248:145:18
10:36
+5:06
12M
12.00 mi06:57:071:37:588:1011:34
7:43
-2:53
14M
14.00 mi07:14:301:55:218:1417:23
8:41
+0:58
16M
16.00 mi07:30:542:11:458:1416:24
8:12
-0:29
18M
18.00 mi07:47:172:28:088:1416:23
8:12
0:00
20M
20.00 mi08:04:352:45:268:1617:18
8:39
+0:27
22M
22.00 mi08:21:483:02:398:1817:13
8:36
-0:03
24M
24.00 mi08:40:263:21:178:2318:38
9:19
+0:43
Finish
26.22 mi09:01:063:41:578:2820:40
9:19
0:00

Checkpoint Splits Visualizations

Explore your race data through different visual perspectives. Scroll to discover each visualization.

📈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

5:30 /mi

Average Pace

8:28 /mi

Slowest Pace

10:36 /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

13:46

6% of race

Time at Steady Pace

2:43:35

74% of race

Time at Slower Pace

44:36

20% of race

Average Pace: 8:28 /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 mi05:35:4316:348:1716:34
8:17
#1097
4M
4.00 mi05:52:1133:028:1616:28
8:14
#1034
6M
6.00 mi06:08:1649:078:1116:05
8:02
#945
8M
8.00 mi06:24:231:05:148:0916:07
8:03
#925
9.6M
9.60 mi06:38:031:18:548:1313:40
8:32
#923
10M
10.00 mi06:40:151:21:068:072:12
5:30
#916
10.5M
10.50 mi06:45:331:26:248:145:18
10:36
#903
12M
12.00 mi06:57:071:37:588:1011:34
7:43
#891
14M
14.00 mi07:14:301:55:218:1417:23
8:41
#880
16M
16.00 mi07:30:542:11:458:1416:24
8:12
#980
18M
18.00 mi07:47:172:28:088:1416:23
8:12
#868
20M
20.00 mi08:04:352:45:268:1617:18
8:39
#867
22M
22.00 mi08:21:483:02:398:1817:13
8:36
#896
24M
24.00 mi08:40:263:21:178:2318:38
9:19
#883
Finish
26.22 mi09:01:063:41:578:2820:40
9:19
#904
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 11%
Garmin Challenge
Course map with the garmin challenge highlighted
Garmin Challenge · 9.6–10.5 mi · © Mapbox © OpenStreetMap

7:30

Segment Time

8:20/mi

Pace

0.90 mi

Distance

Overall

772

Men

697

Division

24

See the full Garmin Challenge leaderboard

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM45-49Seg. OverallSeg. MalesSeg. M45-49
2M2.00 mi2.00 mi109796346899(Top 13%)797(Top 16%)26(Top 8%)
4M4.00 mi2.00 mi1034+63914+4941+5974(Top 14%)864(Top 17%)40(Top 13%)
6M6.00 mi2.00 mi945+89845+6940+1801(Top 11%)717(Top 14%)29(Top 9%)
8M8.00 mi2.00 mi925+20827+1839+1910(Top 13%)812(Top 16%)32(Top 10%)
9.6M9.60 mi1.60 mi923+2826+138+11007(Top 14%)900(Top 18%)34(Top 11%)
10M10.00 mi0.40 mi916+7819+737+1737(Top 10%)664(Top 13%)26(Top 8%)
10.5M10.50 mi0.50 mi903+13806+1334+3862(Top 12%)767(Top 15%)33(Top 10%)
12M12.00 mi1.50 mi891+12794+1231+3899(Top 13%)797(Top 16%)26(Top 8%)
14M14.00 mi2.00 mi880+11785+930+1883(Top 12%)784(Top 16%)32(Top 10%)
16M16.00 mi2.00 mi980-100873-8837-72426(Top 34%)1934(Top 38%)107(Top 34%)
18M18.00 mi2.00 mi868+112774+9931+6554(Top 8%)487(Top 10%)22(Top 7%)
20M20.00 mi2.00 mi867+1772+231999(Top 14%)856(Top 17%)37(Top 12%)
22M22.00 mi2.00 mi896-29792-2033-21519(Top 21%)1244(Top 25%)68(Top 21%)
24M24.00 mi2.00 mi883+13780+1234-11071(Top 15%)873(Top 17%)48(Top 15%)
Finish26.22 mi2.22 mi904-21790-1037-31464(Top 20%)1168(Top 23%)69(Top 22%)

Segment Performance Analysis

10.5M→12M

0.0 - 2.0 mi

Top 13%
×1human
+6ft-11ft

Overall

899

Males

797

M45-49

26

2M→4M

2.0 - 4.0 mi

Top 14%
×4stories
+75ft-70ft

Overall

974

Males

864

M45-49

40

4M→6M

4.0 - 6.0 mi

Top 11%
×5stories
+71ft-18ft

Overall

801

Males

717

M45-49

29

6M→8M

6.0 - 8.0 mi

Top 13%
×9stories
+106ft-21ft

Overall

910

Males

812

M45-49

32

8M→9.6M

8.0 - 9.6 mi

Top 14%
×13stories
+117ft-177ft

Overall

1007

Males

900

M45-49

34

9.6M→10M

9.6 - 10.0 mi

Top 10%
×1story
+17ft-12ft

Overall

737

Males

664

M45-49

26

10M→10.5M

10.0 - 10.5 mi

Top 12%
×9stories
+0ft-102ft

Overall

862

Males

767

M45-49

33

10.5M→12M

10.5 - 12.0 mi

Top 13%
×18stories
+304ft-125ft

Overall

899

Males

797

M45-49

26

12M→14M

12.0 - 14.0 mi

Top 12%
×9stories
+99ft-125ft

Overall

883

Males

784

M45-49

32

14M→16M

14.0 - 16.0 mi

Top 34%
×9stories
+124ft-78ft

Overall

2426

Males

1934

M45-49

107

16M→18M

16.0 - 18.0 mi

Top 8%
×8stories
+106ft-45ft

Overall

554

Males

487

M45-49

22

18M→20M

18.0 - 20.0 mi

Top 14%
×3stories
+52ft-26ft

Overall

999

Males

856

M45-49

37

20M→22M

20.0 - 22.0 mi

Top 21%
×21stories
+17ft-266ft

Overall

1519

Males

1244

M45-49

68

22M→24M

22.0 - 24.0 mi

Top 15%
×3stories
+70ft-85ft

Overall

1071

Males

873

M45-49

48

24M→Finish

24.0 - 26.2 mi

Top 20%
~flat
+2ft-2ft

Overall

1464

Males

1168

M45-49

69

Passing Analysis

Category:
Athletes Passed
563*
Passed By
370
Net Change
+193
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 2M----#1097
2M → 4M9532+63#1097#1034
4M → 6M956+89#1034#945
6M → 8M37*17+20#945#925
8M → 9.6M2220+2#925#923
9.6M → 10M114+7#923#916
10M → 10.5M207+13#916#903
10.5M → 12M2614+12#903#891
12M → 14M27*16+11#891#880
14M → 16M13*113-100#880#980
16M → 18M1186+112#980#868
18M → 20M27*26+1#868#867
20M → 22M16*45-29#867#896
22M → 24M3219+13#896#883
24M → Finish24*45-21#883#904
TOTALS563*370+193

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

📊

Passing Analysis Visualizations

Explore your passing analysis through 5 different visualizations. Scroll to discover each one.

Time:
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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