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SF MARATHON 2026

Zhiqiang Song

Bib: 3502•M•Age: 47

Palo Alto, CA

0:00
0:00
/ mi
Masters
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Overall
#0 / 7166
Gender (Male)
#0 / 5052
Masters (Masters Men)
#0 / 1321
Division (M45-49)
#0 / 319
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
19:20
Rank: #3588
Start → 2M
19:20 | 9:40/mi
4M
38:50
Rank: #3534 (+54)
2M → 4M
19:30 | 9:45/mi
6M
58:27
Rank: #3507 (+27)
4M → 6M
19:37 | 9:48/mi
8M
1:17:19
Rank: #3443 (+64)
6M → 8M
18:52 | 9:26/mi
9.6M
1:33:39
Rank: #3411 (+32)
8M → 9.6M
16:20 | 10:12/mi
10M
1:36:21
Rank: #3406 (+5)
9.6M → 10M
2:42 | 6:45/mi
10.5M
1:42:48
Rank: #3366 (+40)
10M → 10.5M
6:27 | 12:54/mi
12M
1:56:48
Rank: #3327 (+39)
10.5M → 12M
14:00 | 9:20/mi
14M
2:18:04
Rank: #3336 (-9)
12M → 14M
21:16 | 10:38/mi
16M
2:34:24
Rank: #3150 (+186)
14M → 16M
16:20 | 8:10/mi
18M
2:59:08
Rank: #3386 (-236)
16M → 18M
24:44 | 12:22/mi
20M
3:24:05
Rank: #3592 (-206)
18M → 20M
24:57 | 12:28/mi
22M
3:46:18
Rank: #3648 (-56)
20M → 22M
22:13 | 11:06/mi
24M
4:15:20
Rank: #3945 (-297)
22M → 24M
29:02 | 14:31/mi
Finish· 26.22 mi
4:45:42
Rank: #4209 (-264)
24M → Finish
30:22 | 13:41/mi

Course Map & Elevation

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Half Splits

1st Half· via 14MFaster
Distance14.00 mi
Time2:18:04
Pace9:52 /mi
2nd Half
Distance12.22 mi
Time2:27:38
Pace12:05 /mi
📊Positive Split: 6.9% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
2M
2.00 mi05:45:2519:209:4019:20
9:40
-
4M
4.00 mi06:04:5538:509:4319:30
9:45
+0:05
6M
6.00 mi06:24:3258:279:4519:37
9:48
+0:03
8M
8.00 mi06:43:241:17:199:4018:52
9:26
-0:22
9.6M
9.60 mi06:59:441:33:399:4516:20
10:12
+0:46
10M
10.00 mi07:02:261:36:219:382:42
6:45
-3:27
10.5M
10.50 mi07:08:531:42:489:476:27
12:54
+6:09
12M
12.00 mi07:22:531:56:489:4414:00
9:20
-3:34
14M
14.00 mi07:44:092:18:049:5221:16
10:38
+1:18
16M
16.00 mi08:00:292:34:249:3916:20
8:10
-2:28
18M
18.00 mi08:25:132:59:089:5724:44
12:22
+4:12
20M
20.00 mi08:50:103:24:0510:1224:57
12:28
+0:06
22M
22.00 mi09:12:233:46:1810:1722:13
11:06
-1:22
24M
24.00 mi09:41:254:15:2010:3829:02
14:31
+3:25
Finish
26.22 mi10:11:474:45:4210:5430:22
13:41
-0:50

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

6:45 /mi

Average Pace

10:54 /mi

Slowest Pace

14:31 /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

19:02

7% of race

Time at Steady Pace

2:31:08

53% of race

Time at Slower Pace

1:55:32

40% of race

Average Pace: 10:54 /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 mi05:45:2519:209:4019:20
9:40
#3588
4M
4.00 mi06:04:5538:509:4319:30
9:45
#3534
6M
6.00 mi06:24:3258:279:4519:37
9:48
#3507
8M
8.00 mi06:43:241:17:199:4018:52
9:26
#3443
9.6M
9.60 mi06:59:441:33:399:4516:20
10:12
#3411
10M
10.00 mi07:02:261:36:219:382:42
6:45
#3406
10.5M
10.50 mi07:08:531:42:489:476:27
12:54
#3366
12M
12.00 mi07:22:531:56:489:4414:00
9:20
#3327
14M
14.00 mi07:44:092:18:049:5221:16
10:38
#3336
16M
16.00 mi08:00:292:34:249:3916:20
8:10
#3150
18M
18.00 mi08:25:132:59:089:5724:44
12:22
#3386
20M
20.00 mi08:50:103:24:0510:1224:57
12:28
#3592
22M
22.00 mi09:12:233:46:1810:1722:13
11:06
#3648
24M
24.00 mi09:41:254:15:2010:3829:02
14:31
#3945
Finish
26.22 mi10:11:474:45:4210:5430:22
13:41
#4209
Faster pace
Steady pace
Slower pace
Garmin Challenge
Featured Segment

Garmin Challenge

The climb, presented by Garmin

Top 45%
Garmin Challenge
Course map with the garmin challenge highlighted
Garmin Challenge · 9.6–10.5 mi · © Mapbox © OpenStreetMap

9:09

Segment Time

10:10/mi

Pace

0.90 mi

Distance

Overall

3198

Men

2585

Division

144

See the full Garmin Challenge leaderboard

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM45-49Seg. OverallSeg. MalesSeg. M45-49
2M2.00 mi2.00 mi358828871783311(Top 46%)2675(Top 53%)156(Top 49%)
4M4.00 mi2.00 mi3534+542845+42173+53573(Top 50%)2876(Top 57%)175(Top 55%)
6M6.00 mi2.00 mi3507+272831+14168+53561(Top 50%)2873(Top 57%)169(Top 53%)
8M8.00 mi2.00 mi3443+642784+471683261(Top 46%)2658(Top 53%)160(Top 50%)
9.6M9.60 mi1.60 mi3411+322758+26166+23403(Top 47%)2736(Top 54%)160(Top 50%)
10M10.00 mi0.40 mi3406+52755+3164+23452(Top 48%)2771(Top 55%)162(Top 51%)
10.5M10.50 mi0.50 mi3366+402723+32160+43244(Top 45%)2602(Top 52%)150(Top 47%)
12M12.00 mi1.50 mi3327+392695+28156+43311(Top 46%)2675(Top 53%)156(Top 49%)
14M14.00 mi2.00 mi3336-92693+2158-23481(Top 49%)2781(Top 55%)161(Top 50%)
16M16.00 mi2.00 mi3150+1862559+134155+32384(Top 33%)1903(Top 38%)104(Top 33%)
18M18.00 mi2.00 mi3386-2362716-157165-104755(Top 66%)3513(Top 70%)218(Top 68%)
20M20.00 mi2.00 mi3592-2062840-124173-85261(Top 73%)3806(Top 75%)241(Top 76%)
22M22.00 mi2.00 mi3648-562853-13175-24366(Top 61%)3162(Top 63%)199(Top 62%)
24M24.00 mi2.00 mi3945-2973043-190190-155950(Top 83%)4209(Top 83%)275(Top 86%)
Finish26.22 mi2.22 mi4209-2643199-156199-95855(Top 82%)4149(Top 82%)264(Top 83%)

Segment Performance Analysis

10.5M→12M

0.0 - 2.0 mi

Top 46%
×1human
+6ft-11ft

Overall

3311

Males

2675

M45-49

156

2M→4M

2.0 - 4.0 mi

Top 50%
×4stories
+75ft-70ft

Overall

3573

Males

2876

M45-49

175

4M→6M

4.0 - 6.0 mi

Top 50%
×5stories
+71ft-18ft

Overall

3561

Males

2873

M45-49

170

6M→8M

6.0 - 8.0 mi

Top 46%
×9stories
+106ft-21ft

Overall

3261

Males

2658

M45-49

160

8M→9.6M

8.0 - 9.6 mi

Top 47%
×13stories
+117ft-177ft

Overall

3403

Males

2736

M45-49

160

9.6M→10M

9.6 - 10.0 mi

Top 48%
×1story
+17ft-12ft

Overall

3452

Males

2771

M45-49

162

10M→10.5M

10.0 - 10.5 mi

Top 45%
×9stories
+0ft-102ft

Overall

3244

Males

2602

M45-49

150

10.5M→12M

10.5 - 12.0 mi

Top 46%
×18stories
+304ft-125ft

Overall

3311

Males

2675

M45-49

156

12M→14M

12.0 - 14.0 mi

Top 49%
×9stories
+99ft-125ft

Overall

3481

Males

2781

M45-49

161

14M→16M

14.0 - 16.0 mi

Top 33%
×9stories
+124ft-78ft

Overall

2384

Males

1903

M45-49

104

16M→18M

16.0 - 18.0 mi

Top 66%
×8stories
+106ft-45ft

Overall

4755

Males

3513

M45-49

218

18M→20M

18.0 - 20.0 mi

Top 73%
×3stories
+52ft-26ft

Overall

5261

Males

3806

M45-49

241

20M→22M

20.0 - 22.0 mi

Top 61%
×21stories
+17ft-266ft

Overall

4366

Males

3162

M45-49

199

22M→24M

22.0 - 24.0 mi

Top 83%
×3stories
+70ft-85ft

Overall

5950

Males

4209

M45-49

275

24M→Finish

24.0 - 26.2 mi

Top 82%
~flat
+2ft-2ft

Overall

5855

Males

4149

M45-49

264

Passing Analysis

Category:
Athletes Passed
974*
Passed By
1595
Net Change
-621
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 2M----#3588
2M → 4M157*103+54#3588#3534
4M → 6M11083+27#3534#3507
6M → 8M95*31+64#3507#3443
8M → 9.6M83*51+32#3443#3411
9.6M → 10M1510+5#3411#3406
10M → 10.5M5919+40#3406#3366
10.5M → 12M7536+39#3366#3327
12M → 14M48*57-9#3327#3336
14M → 16M212*26+186#3336#3150
16M → 18M26262-236#3150#3386
18M → 20M20*226-206#3386#3592
20M → 22M48*104-56#3592#3648
22M → 24M11*308-297#3648#3945
24M → Finish15*279-264#3945#4209
TOTALS974*1595-621

* 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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