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SF MARATHON 2026

Jonathan Cheung

Bib: 1928•M•Age: 35

Astoria, NY

0:00
0:00
/ mi
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Overall
#0 / 7166
Top 7%
Gender (Male)
#0 / 5052
Top 9%
Division (M35-39)
#0 / 717
Top 9%
Race Day Weather
59°/49°F
scattered clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
2M
15:10
Rank: #476
Start → 2M
15:10 | 7:35/mi
4M
30:31
Rank: #471 (+5)
2M → 4M
15:21 | 7:41/mi
6M
45:52
Rank: #472 (-1)
4M → 6M
15:21 | 7:40/mi
8M
1:00:57
Rank: #459 (+13)
6M → 8M
15:05 | 7:32/mi
9.6M
1:13:36
Rank: #452 (+7)
8M → 9.6M
12:39 | 7:54/mi
10M
1:15:42
Rank: #450 (+2)
9.6M → 10M
2:06 | 5:15/mi
10.5M
1:20:42
Rank: #444 (+6)
10M → 10.5M
5:00 | 10:00/mi
12M
1:31:13
Rank: #426 (+18)
10.5M → 12M
10:31 | 7:01/mi
14M
1:47:00
Rank: #403 (+23)
12M → 14M
15:47 | 7:53/mi
16M
1:59:09
Rank: #375 (+28)
14M → 16M
12:09 | 6:04/mi
18M
2:17:23
Rank: #409 (-34)
16M → 18M
18:14 | 9:07/mi
20M
2:34:12
Rank: #414 (-5)
18M → 20M
16:49 | 8:24/mi
22M
2:49:27
Rank: #428 (-14)
20M → 22M
15:15 | 7:37/mi
24M
3:08:49
Rank: #469 (-41)
22M → 24M
19:22 | 9:41/mi
Finish· 26.22 mi
3:29:31
Rank: #522 (-53)
24M → Finish
20:42 | 9:20/mi

The Course

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Half Splits

1st Half· via 14M
Distance14.00 mi
Time1:47:00
Pace7:39 /mi
2nd Half✓ Faster
Distance12.22 mi
Time1:42:31
Pace8:23 /mi
📊Negative Split: 4.2% faster second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
2M
2.00 mi05:31:0915:107:3515:10
7:35
-
4M
4.00 mi05:46:3030:317:3815:21
7:41
+0:06
6M
6.00 mi06:01:5145:527:3915:21
7:40
-0:01
8M
8.00 mi06:16:561:00:577:3715:05
7:32
-0:08
9.6M
9.60 mi06:29:351:13:367:4012:39
7:54
+0:22
10M
10.00 mi06:31:411:15:427:342:06
5:15
-2:39
10.5M
10.50 mi06:36:411:20:427:415:00
10:00
+4:45
12M
12.00 mi06:47:121:31:137:3610:31
7:01
-2:59
14M
14.00 mi07:02:591:47:007:3915:47
7:53
+0:52
16M
16.00 mi07:15:081:59:097:2712:09
6:04
-1:49
18M
18.00 mi07:33:222:17:237:3818:14
9:07
+3:03
20M
20.00 mi07:50:112:34:127:4316:49
8:24
-0:43
22M
22.00 mi08:05:262:49:277:4215:15
7:37
-0:47
24M
24.00 mi08:24:483:08:497:5219:22
9:41
+2:04
Finish
26.22 mi08:45:303:29:318:0020:42
9:20
-0:21

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

5:15 /mi

Average Pace

8:00 /mi

Slowest Pace

10:00 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

24:46

12% of race

Time at Steady Pace

1:44:38

50% of race

Time at Slower Pace

1:20:07

38% of race

Average Pace: 7:59 /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 mi05:31:0915:107:3515:10
7:35
#476
4M
4.00 mi05:46:3030:317:3815:21
7:41
#471
6M
6.00 mi06:01:5145:527:3915:21
7:40
#472
8M
8.00 mi06:16:561:00:577:3715:05
7:32
#459
9.6M
9.60 mi06:29:351:13:367:4012:39
7:54
#452
10M
10.00 mi06:31:411:15:427:342:06
5:15
#450
10.5M
10.50 mi06:36:411:20:427:415:00
10:00
#444
12M
12.00 mi06:47:121:31:137:3610:31
7:01
#426
14M
14.00 mi07:02:591:47:007:3915:47
7:53
#403
16M
16.00 mi07:15:081:59:097:2712:09
6:04
#375
18M
18.00 mi07:33:222:17:237:3818:14
9:07
#409
20M
20.00 mi07:50:112:34:127:4316:49
8:24
#414
22M
22.00 mi08:05:262:49:277:4215:15
7:37
#428
24M
24.00 mi08:24:483:08:497:5219:22
9:41
#469
Finish
26.22 mi08:45:303:29:318:0020:42
9:20
#522
Faster pace
Steady pace
Slower pace
Garmin Challenge
Featured Segment

Garmin Challenge

The climb, presented by Garmin

Top 6%
Garmin Challenge
Course map with the garmin challenge highlighted
Garmin Challenge · 9.6–10.5 mi · © Mapbox © OpenStreetMap

7:06

Segment Time

7:53/mi

Pace

0.90 mi

Distance

Overall

438

Men

405

Division

56

See the full Garmin Challenge leaderboard

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM35-39Seg. OverallSeg. MalesSeg. M35-39
2M2.00 mi2.00 mi47643363352(Top 5%)328(Top 6%)41(Top 6%)
4M4.00 mi2.00 mi471+5430+363479(Top 7%)437(Top 9%)62(Top 9%)
6M6.00 mi2.00 mi472-1431-164-1492(Top 7%)447(Top 9%)64(Top 9%)
8M8.00 mi2.00 mi459+13418+1360+4474(Top 7%)430(Top 9%)61(Top 9%)
9.6M9.60 mi1.60 mi452+7414+459+1450(Top 6%)411(Top 8%)57(Top 8%)
10M10.00 mi0.40 mi450+2412+258+1446(Top 6%)410(Top 8%)57(Top 8%)
10.5M10.50 mi0.50 mi444+6408+457+1475(Top 7%)431(Top 9%)60(Top 8%)
12M12.00 mi1.50 mi426+18392+1655+2352(Top 5%)328(Top 6%)41(Top 6%)
14M14.00 mi2.00 mi403+23374+1852+3319(Top 4%)295(Top 6%)40(Top 6%)
16M16.00 mi2.00 mi375+28350+2452265(Top 4%)246(Top 5%)33(Top 5%)
18M18.00 mi2.00 mi409-34380-3055-31333(Top 19%)1123(Top 22%)150(Top 21%)
20M20.00 mi2.00 mi414-5384-455795(Top 11%)698(Top 14%)98(Top 14%)
22M22.00 mi2.00 mi428-14390-657-2568(Top 8%)493(Top 10%)72(Top 10%)
24M24.00 mi2.00 mi469-41424-3460-31409(Top 20%)1132(Top 22%)167(Top 23%)
Finish26.22 mi2.22 mi522-53467-4366-61483(Top 21%)1182(Top 23%)163(Top 23%)

Segment Performance Analysis

10.5M→12M

0.0 - 2.0 mi

Top 5%
×1human
+6ft-11ft

Overall

352

Males

328

M35-39

41

2M→4M

2.0 - 4.0 mi

Top 7%
×4stories
+75ft-70ft

Overall

479

Males

437

M35-39

63

4M→6M

4.0 - 6.0 mi

Top 7%
×5stories
+71ft-18ft

Overall

492

Males

447

M35-39

65

6M→8M

6.0 - 8.0 mi

Top 7%
×9stories
+106ft-21ft

Overall

474

Males

430

M35-39

61

8M→9.6M

8.0 - 9.6 mi

Top 6%
×13stories
+117ft-177ft

Overall

450

Males

411

M35-39

57

9.6M→10M

9.6 - 10.0 mi

Top 6%
×1story
+17ft-12ft

Overall

446

Males

410

M35-39

57

10M→10.5M

10.0 - 10.5 mi

Top 7%
×9stories
+0ft-102ft

Overall

475

Males

431

M35-39

60

10.5M→12M

10.5 - 12.0 mi

Top 5%
×18stories
+304ft-125ft

Overall

352

Males

328

M35-39

41

12M→14M

12.0 - 14.0 mi

Top 4%
×9stories
+99ft-125ft

Overall

319

Males

295

M35-39

40

14M→16M

14.0 - 16.0 mi

Top 4%
×9stories
+124ft-78ft

Overall

265

Males

246

M35-39

33

16M→18M

16.0 - 18.0 mi

Top 19%
×8stories
+106ft-45ft

Overall

1333

Males

1123

M35-39

150

18M→20M

18.0 - 20.0 mi

Top 11%
×3stories
+52ft-26ft

Overall

795

Males

698

M35-39

98

20M→22M

20.0 - 22.0 mi

Top 8%
×21stories
+17ft-266ft

Overall

568

Males

493

M35-39

72

22M→24M

22.0 - 24.0 mi

Top 20%
×3stories
+70ft-85ft

Overall

1409

Males

1132

M35-39

167

24M→Finish

24.0 - 26.2 mi

Top 21%
~flat
+2ft-2ft

Overall

1483

Males

1182

M35-39

163

Passing Analysis

Category:
Athletes Passed
201*
Passed By
247
Net Change
-46
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 2M----#476
2M → 4M2116+5#476#471
4M → 6M1314-1#471#472
6M → 8M22*9+13#472#459
8M → 9.6M147+7#459#452
9.6M → 10M42+2#452#450
10M → 10.5M137+6#450#444
10.5M → 12M224+18#444#426
12M → 14M24*1+23#426#403
14M → 16M335+28#403#375
16M → 18M640-34#375#409
18M → 20M1217-5#409#414
20M → 22M418-14#414#428
22M → 24M950-41#428#469
24M → Finish457-53#469#522
TOTALS201*247-46

* 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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