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SF MARATHON 2026

Petr Kosina

Bib: 7663•M•Age: 52

Richmond, CA

0:00
0:00
/ mi
Masters
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Overall
#0 / 7166
Top 30%
Gender (Male)
#0 / 5052
Top 35%
Masters (Masters Men)
#0 / 1321
Top 30%
Division (M50-54)
#0 / 245
Top 32%
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
16:54
Rank: #1352
Start → 2M
16:54 | 8:27/mi
4M
34:24
Rank: #1498 (-146)
2M → 4M
17:30 | 8:45/mi
6M
51:20
Rank: #1399 (+99)
4M → 6M
16:56 | 8:28/mi
8M
1:08:15
Rank: #1404 (-5)
6M → 8M
16:55 | 8:27/mi
9.6M
1:22:17
Rank: #1359 (+45)
8M → 9.6M
14:02 | 8:46/mi
10M
1:25:05
Rank: #1411 (-52)
9.6M → 10M
2:48 | 7:00/mi
10.5M
1:30:50
Rank: #1416 (-5)
10M → 10.5M
5:45 | 11:30/mi
12M
1:43:19
Rank: #1430 (-14)
10.5M → 12M
12:29 | 8:19/mi
14M
2:02:41
Rank: #1530 (-100)
12M → 14M
19:22 | 9:41/mi
16M
2:21:26
Rank: #1889 (-359)
14M → 16M
18:45 | 9:22/mi
18M
2:40:10
Rank: #1795 (+94)
16M → 18M
18:44 | 9:22/mi
20M
2:59:56
Rank: #1855 (-60)
18M → 20M
19:46 | 9:53/mi
22M
3:20:07
Rank: #1991 (-136)
20M → 22M
20:11 | 10:05/mi
24M
3:42:21
Rank: #2089 (-98)
22M → 24M
22:14 | 11:07/mi
Finish· 26.22 mi
4:06:00
Rank: #2125 (-36)
24M → Finish
23:39 | 10:40/mi
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Half Splits

1st Half· via 14M⚖️ Balanced
Distance14.00 mi
Time2:02:41
Pace8:46 /mi
2nd Half⚖️ Balanced
Distance12.22 mi
Time2:03:19
Pace10:06 /mi
📊Even Split: Consistent pacing between halves

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
2M
2.00 mi05:44:4516:548:2716:54
8:27
-
4M
4.00 mi06:02:1534:248:3617:30
8:45
+0:18
6M
6.00 mi06:19:1151:208:3316:56
8:28
-0:17
8M
8.00 mi06:36:061:08:158:3216:55
8:27
-0:01
9.6M
9.60 mi06:50:081:22:178:3414:02
8:46
+0:19
10M
10.00 mi06:52:561:25:058:312:48
7:00
-1:46
10.5M
10.50 mi06:58:411:30:508:395:45
11:30
+4:30
12M
12.00 mi07:11:101:43:198:3712:29
8:19
-3:11
14M
14.00 mi07:30:322:02:418:4619:22
9:41
+1:22
16M
16.00 mi07:49:172:21:268:5018:45
9:22
-0:19
18M
18.00 mi08:08:012:40:108:5418:44
9:22
0:00
20M
20.00 mi08:27:472:59:569:0019:46
9:53
+0:31
22M
22.00 mi08:47:583:20:079:0620:11
10:05
+0:12
24M
24.00 mi09:10:123:42:219:1622:14
11:07
+1:02
Finish
26.22 mi09:33:514:06:009:2323:39
10:40
-0:27

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

7:00 /mi

Average Pace

9:23 /mi

Slowest Pace

11:30 /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

1:37:34

40% of race

Time at Steady Pace

1:16:37

31% of race

Time at Slower Pace

1:11:49

29% of race

Average Pace: 9:23 /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 mi05:44:4516:548:2716:54
8:27
#1352
4M
4.00 mi06:02:1534:248:3617:30
8:45
#1498
6M
6.00 mi06:19:1151:208:3316:56
8:28
#1399
8M
8.00 mi06:36:061:08:158:3216:55
8:27
#1404
9.6M
9.60 mi06:50:081:22:178:3414:02
8:46
#1359
10M
10.00 mi06:52:561:25:058:312:48
7:00
#1411
10.5M
10.50 mi06:58:411:30:508:395:45
11:30
#1416
12M
12.00 mi07:11:101:43:198:3712:29
8:19
#1430
14M
14.00 mi07:30:322:02:418:4619:22
9:41
#1530
16M
16.00 mi07:49:172:21:268:5018:45
9:22
#1889
18M
18.00 mi08:08:012:40:108:5418:44
9:22
#1795
20M
20.00 mi08:27:472:59:569:0019:46
9:53
#1855
22M
22.00 mi08:47:583:20:079:0620:11
10:05
#1991
24M
24.00 mi09:10:123:42:219:1622:14
11:07
#2089
Finish
26.22 mi09:33:514:06:009:2323:39
10:40
#2125
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 32%
Garmin Challenge
Course map with the garmin challenge highlighted
Garmin Challenge · 9.6–10.5 mi · © Mapbox © OpenStreetMap

8:33

Segment Time

9:30/mi

Pace

0.90 mi

Distance

Overall

2275

Men

1924

Division

71

See the full Garmin Challenge leaderboard

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM50-54Seg. OverallSeg. MalesSeg. M50-54
2M2.00 mi2.00 mi13521180501800(Top 25%)1517(Top 30%)56(Top 23%)
4M4.00 mi2.00 mi1498-1461299-11955-51737(Top 24%)1492(Top 30%)61(Top 25%)
6M6.00 mi2.00 mi1399+991216+8351+41294(Top 18%)1123(Top 22%)44(Top 18%)
8M8.00 mi2.00 mi1404-51221-549+21493(Top 21%)1290(Top 26%)52(Top 21%)
9.6M9.60 mi1.60 mi1359+451184+3747+21297(Top 18%)1137(Top 23%)41(Top 17%)
10M10.00 mi0.40 mi1411-521225-4149-23971(Top 55%)3128(Top 62%)128(Top 52%)
10.5M10.50 mi0.50 mi1416-51229-4491686(Top 24%)1457(Top 29%)58(Top 24%)
12M12.00 mi1.50 mi1430-141238-948+11800(Top 25%)1517(Top 30%)56(Top 23%)
14M14.00 mi2.00 mi1530-1001319-8149-12254(Top 31%)1895(Top 38%)77(Top 31%)
16M16.00 mi2.00 mi1889-3591599-28067-183929(Top 55%)3009(Top 60%)137(Top 56%)
18M18.00 mi2.00 mi1795+941531+6864+31555(Top 22%)1309(Top 26%)46(Top 19%)
20M20.00 mi2.00 mi1855-601571-4069-52466(Top 34%)1968(Top 39%)94(Top 38%)
22M22.00 mi2.00 mi1991-1361657-8675-63234(Top 45%)2452(Top 49%)124(Top 51%)
24M24.00 mi2.00 mi2089-981731-7477-22934(Top 41%)2196(Top 43%)109(Top 44%)
Finish26.22 mi2.22 mi2125-361744-1379-23077(Top 43%)2276(Top 45%)108(Top 44%)

Segment Performance Analysis

10.5M→12M

0.0 - 2.0 mi

Top 25%
×1human
+6ft-11ft

Overall

1800

Males

1517

M50-54

58

2M→4M

2.0 - 4.0 mi

Top 24%
×4stories
+75ft-70ft

Overall

1737

Males

1492

M50-54

63

4M→6M

4.0 - 6.0 mi

Top 18%
×5stories
+71ft-18ft

Overall

1294

Males

1123

M50-54

46

6M→8M

6.0 - 8.0 mi

Top 21%
×9stories
+106ft-21ft

Overall

1493

Males

1290

M50-54

54

8M→9.6M

8.0 - 9.6 mi

Top 18%
×13stories
+117ft-177ft

Overall

1297

Males

1137

M50-54

43

9.6M→10M

9.6 - 10.0 mi

Top 55%
×1story
+17ft-12ft

Overall

3971

Males

3128

M50-54

131

10M→10.5M

10.0 - 10.5 mi

Top 24%
×9stories
+0ft-102ft

Overall

1686

Males

1457

M50-54

60

10.5M→12M

10.5 - 12.0 mi

Top 25%
×18stories
+304ft-125ft

Overall

1800

Males

1517

M50-54

58

12M→14M

12.0 - 14.0 mi

Top 31%
×9stories
+99ft-125ft

Overall

2254

Males

1895

M50-54

78

14M→16M

14.0 - 16.0 mi

Top 55%
×9stories
+124ft-78ft

Overall

3929

Males

3009

M50-54

137

16M→18M

16.0 - 18.0 mi

Top 22%
×8stories
+106ft-45ft

Overall

1555

Males

1309

M50-54

46

18M→20M

18.0 - 20.0 mi

Top 34%
×3stories
+52ft-26ft

Overall

2466

Males

1968

M50-54

94

20M→22M

20.0 - 22.0 mi

Top 45%
×21stories
+17ft-266ft

Overall

3234

Males

2452

M50-54

124

22M→24M

22.0 - 24.0 mi

Top 41%
×3stories
+70ft-85ft

Overall

2934

Males

2196

M50-54

109

24M→Finish

24.0 - 26.2 mi

Top 43%
~flat
+2ft-2ft

Overall

3077

Males

2276

M50-54

108

Passing Analysis

Category:
Athletes Passed
587*
Passed By
1360
Net Change
-773
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 2M----#1352
2M → 4M30176-146#1352#1498
4M → 6M1089+99#1498#1399
6M → 8M34*39-5#1399#1404
8M → 9.6M6116+45#1404#1359
9.6M → 10M254-52#1359#1411
10M → 10.5M1924-5#1411#1416
10.5M → 12M2741-14#1416#1430
12M → 14M15*115-100#1430#1530
14M → 16M6*365-359#1530#1889
16M → 18M14652+94#1889#1795
18M → 20M43*103-60#1795#1855
20M → 22M26*162-136#1855#1991
22M → 24M30*128-98#1991#2089
24M → Finish40*76-36#2089#2125
TOTALS587*1360-773

* 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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