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SF MARATHON 2026

Spencer Jia

Bib: 757•M•Age: 31

Los Gatos, CA

0:00
0:00
/ mi
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Overall
#0 / 7166
Top 6%
Gender (Male)
#0 / 5052
Top 8%
Division (M30-34)
#0 / 1040
Top 9%
Race Day Weather
59°/49°F
scattered clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
2M
15:03
Rank: #453
Start → 2M
15:03 | 7:31/mi
4M
30:22
Rank: #445 (+8)
2M → 4M
15:19 | 7:40/mi
6M
45:40
Rank: #442 (+3)
4M → 6M
15:18 | 7:39/mi
8M
1:00:49
Rank: #440 (+2)
6M → 8M
15:09 | 7:34/mi
9.6M
1:13:05
Rank: #414 (+26)
8M → 9.6M
12:16 | 7:40/mi
10M
1:15:08
Rank: #411 (+3)
9.6M → 10M
2:03 | 5:08/mi
10.5M
1:19:59
Rank: #397 (+14)
10M → 10.5M
4:51 | 9:42/mi
12M
1:30:57
Rank: #407 (-10)
10.5M → 12M
10:58 | 7:19/mi
14M
1:46:58
Rank: #395 (+12)
12M → 14M
16:01 | 8:00/mi
16M
1:59:07
Rank: #372 (+23)
14M → 16M
12:09 | 6:04/mi
18M
2:17:20
Rank: #408 (-36)
16M → 18M
18:13 | 9:07/mi
20M
2:33:19
Rank: #399 (+9)
18M → 20M
15:59 | 7:59/mi
22M
2:48:47
Rank: #411 (-12)
20M → 22M
15:28 | 7:44/mi
24M
3:06:35
Rank: #412 (-1)
22M → 24M
17:48 | 8:54/mi
Finish· 26.22 mi
3:26:36
Rank: #438 (-26)
24M → Finish
20:01 | 9:01/mi

The Course

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Half Splits

1st Half· via 14M
Distance14.00 mi
Time1:46:58
Pace7:38 /mi
2nd Half✓ Faster
Distance12.22 mi
Time1:39:38
Pace8:09 /mi
📊Negative Split: 6.9% faster second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
2M
2.00 mi05:31:1515:037:3115:03
7:31
-
4M
4.00 mi05:46:3430:227:3615:19
7:40
+0:09
6M
6.00 mi06:01:5245:407:3715:18
7:39
-0:01
8M
8.00 mi06:17:011:00:497:3615:09
7:34
-0:05
9.6M
9.60 mi06:29:171:13:057:3712:16
7:40
+0:06
10M
10.00 mi06:31:201:15:087:312:03
5:08
-2:32
10.5M
10.50 mi06:36:111:19:597:374:51
9:42
+4:34
12M
12.00 mi06:47:091:30:577:3510:58
7:19
-2:23
14M
14.00 mi07:03:101:46:587:3816:01
8:00
+0:41
16M
16.00 mi07:15:191:59:077:2712:09
6:04
-1:56
18M
18.00 mi07:33:322:17:207:3818:13
9:07
+3:03
20M
20.00 mi07:49:312:33:197:4015:59
7:59
-1:08
22M
22.00 mi08:04:592:48:477:4015:28
7:44
-0:15
24M
24.00 mi08:22:473:06:357:4617:48
8:54
+1:10
Finish
26.22 mi08:42:483:26:367:5320:01
9:01
+0:07

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

5:08 /mi

Average Pace

7:53 /mi

Slowest Pace

9:42 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

14:12

7% of race

Time at Steady Pace

2:11:31

64% of race

Time at Slower Pace

1:00:53

29% of race

Average Pace: 7:53 /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 mi05:31:1515:037:3115:03
7:31
#453
4M
4.00 mi05:46:3430:227:3615:19
7:40
#445
6M
6.00 mi06:01:5245:407:3715:18
7:39
#442
8M
8.00 mi06:17:011:00:497:3615:09
7:34
#440
9.6M
9.60 mi06:29:171:13:057:3712:16
7:40
#414
10M
10.00 mi06:31:201:15:087:312:03
5:08
#411
10.5M
10.50 mi06:36:111:19:597:374:51
9:42
#397
12M
12.00 mi06:47:091:30:577:3510:58
7:19
#407
14M
14.00 mi07:03:101:46:587:3816:01
8:00
#395
16M
16.00 mi07:15:191:59:077:2712:09
6:04
#372
18M
18.00 mi07:33:322:17:207:3818:13
9:07
#408
20M
20.00 mi07:49:312:33:197:4015:59
7:59
#399
22M
22.00 mi08:04:592:48:477:4015:28
7:44
#411
24M
24.00 mi08:22:473:06:357:4617:48
8:54
#412
Finish
26.22 mi08:42:483:26:367:5320:01
9:01
#438
Faster pace
Steady pace
Slower pace
Garmin Challenge
Featured Segment

Garmin Challenge

The climb, presented by Garmin

Top 4%
Garmin Challenge
Course map with the garmin challenge highlighted
Garmin Challenge · 9.6–10.5 mi · © Mapbox © OpenStreetMap

6:54

Segment Time

7:40/mi

Pace

0.90 mi

Distance

Overall

311

Men

289

Division

71

See the full Garmin Challenge leaderboard

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM30-34Seg. OverallSeg. MalesSeg. M30-34
2M2.00 mi2.00 mi453415101502(Top 7%)462(Top 9%)113(Top 11%)
4M4.00 mi2.00 mi445+8406+9100+1459(Top 6%)420(Top 8%)99(Top 10%)
6M6.00 mi2.00 mi442+3405+198+2463(Top 6%)423(Top 8%)101(Top 10%)
8M8.00 mi2.00 mi440+2401+498493(Top 7%)449(Top 9%)112(Top 11%)
9.6M9.60 mi1.60 mi414+26379+2293+5337(Top 5%)316(Top 6%)81(Top 8%)
10M10.00 mi0.40 mi411+3377+293346(Top 5%)321(Top 6%)79(Top 8%)
10.5M10.50 mi0.50 mi397+14366+1192+1343(Top 5%)314(Top 6%)79(Top 8%)
12M12.00 mi1.50 mi407-10375-996-4502(Top 7%)462(Top 9%)113(Top 11%)
14M14.00 mi2.00 mi395+12366+991+5379(Top 5%)349(Top 7%)88(Top 8%)
16M16.00 mi2.00 mi372+23347+1988+3264(Top 4%)245(Top 5%)57(Top 5%)
18M18.00 mi2.00 mi408-36379-3293-51322(Top 18%)1115(Top 22%)243(Top 23%)
20M20.00 mi2.00 mi399+9370+993493(Top 7%)445(Top 9%)101(Top 10%)
22M22.00 mi2.00 mi411-12376-695-2631(Top 9%)543(Top 11%)120(Top 12%)
24M24.00 mi2.00 mi412-1374+292+3728(Top 10%)617(Top 12%)120(Top 12%)
Finish26.22 mi2.22 mi438-26394-20921136(Top 16%)911(Top 18%)190(Top 18%)

Segment Performance Analysis

10.5M→12M

0.0 - 2.0 mi

Top 7%
×1human
+6ft-11ft

Overall

502

Males

462

M30-34

114

2M→4M

2.0 - 4.0 mi

Top 6%
×4stories
+75ft-70ft

Overall

459

Males

420

M30-34

99

4M→6M

4.0 - 6.0 mi

Top 6%
×5stories
+71ft-18ft

Overall

463

Males

423

M30-34

101

6M→8M

6.0 - 8.0 mi

Top 7%
×9stories
+106ft-21ft

Overall

493

Males

449

M30-34

112

8M→9.6M

8.0 - 9.6 mi

Top 5%
×13stories
+117ft-177ft

Overall

337

Males

316

M30-34

81

9.6M→10M

9.6 - 10.0 mi

Top 5%
×1story
+17ft-12ft

Overall

346

Males

321

M30-34

79

10M→10.5M

10.0 - 10.5 mi

Top 5%
×9stories
+0ft-102ft

Overall

343

Males

314

M30-34

79

10.5M→12M

10.5 - 12.0 mi

Top 7%
×18stories
+304ft-125ft

Overall

502

Males

462

M30-34

114

12M→14M

12.0 - 14.0 mi

Top 5%
×9stories
+99ft-125ft

Overall

379

Males

349

M30-34

88

14M→16M

14.0 - 16.0 mi

Top 4%
×9stories
+124ft-78ft

Overall

264

Males

245

M30-34

57

16M→18M

16.0 - 18.0 mi

Top 18%
×8stories
+106ft-45ft

Overall

1322

Males

1115

M30-34

244

18M→20M

18.0 - 20.0 mi

Top 7%
×3stories
+52ft-26ft

Overall

493

Males

445

M30-34

101

20M→22M

20.0 - 22.0 mi

Top 9%
×21stories
+17ft-266ft

Overall

631

Males

543

M30-34

120

22M→24M

22.0 - 24.0 mi

Top 10%
×3stories
+70ft-85ft

Overall

728

Males

617

M30-34

120

24M→Finish

24.0 - 26.2 mi

Top 16%
~flat
+2ft-2ft

Overall

1136

Males

911

M30-34

190

Passing Analysis

Category:
Athletes Passed
192*
Passed By
177
Net Change
+15
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 2M----#453
2M → 4M1911+8#453#445
4M → 6M129+3#445#442
6M → 8M18*16+2#442#440
8M → 9.6M260+26#440#414
9.6M → 10M30+3#414#411
10M → 10.5M151+14#411#397
10.5M → 12M414-10#397#407
12M → 14M17*5+12#407#395
14M → 16M307+23#395#372
16M → 18M642-36#372#408
18M → 20M167+9#408#399
20M → 22M820-12#399#411
22M → 24M1213-1#411#412
24M → Finish632-26#412#438
TOTALS192*177+15

* 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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