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SF MARATHON 2ND HALF 2026

Haoxiang Xu

Bib: 25258•M•Age: 33

Fremont, CA

0:00
0:00
/ mi
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Overall
#0 / 3840
Gender (Male)
#0 / 2065
Division (M30-34)
#0 / 453
Race Day Weather
59°/49°F
scattered clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
2M
20:24
Rank: #2189
Start → 2M
10:12/mi
20:24 split
4M
41:22
Rank: #2447 (-258)
2M → 4M
10:29/mi
20:58 split
6M
1:07:23
Rank: #2443 (+4)
4M → 6M
13:00/mi
26:01 split
8M
1:24:14
Rank: #2469 (-26)
6M → 8M
8:25/mi
16:51 split
10M
1:48:08
Rank: #2537 (-68)
8M → 10M
11:57/mi
23:54 split
12M
2:13:18
Rank: #2587 (-50)
10M → 12M
12:35/mi
25:10 split
Finish· 13.11 mi
2:27:11
Rank: #2628 (-41)
12M → Finish
12:31/mi
13:53 split

The Course

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Half Splits

1st Half· via 6MFaster
Distance6.00 mi
Time1:07:23
Pace11:14 /mi
2nd Half
Distance7.11 mi
Time1:19:48
Pace11:14 /mi
📊Positive Split: 18.4% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
2M
2.00 mi09:13:2820:2410:1220:24
10:12
-
4M
4.00 mi09:34:2641:2210:2120:58
10:29
+0:17
6M
6.00 mi10:00:271:07:2311:1426:01
13:00
+2:31
8M
8.00 mi10:17:181:24:1410:3216:51
8:25
-4:35
10M
10.00 mi10:41:121:48:0810:4923:54
11:57
+3:32
12M
12.00 mi11:06:222:13:1811:0725:10
12:35
+0:38
Finish
13.11 mi11:20:152:27:1111:1413:53
12:31
-0:04

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

8:25 /mi

Average Pace

11:14 /mi

Slowest Pace

13:00 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

58:13

40% of race

Time at Steady Pace

1:02:57

43% of race

Time at Slower Pace

26:01

18% of race

Average Pace: 11:14 /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...
0mi3.3mi6.6mi9.8mi13.1mi
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 mi09:13:2820:2410:1220:24
10:12
#2189
4M
4.00 mi09:34:2641:2210:2120:58
10:29
#2447
6M
6.00 mi10:00:271:07:2311:1426:01
13:00
#2443
8M
8.00 mi10:17:181:24:1410:3216:51
8:25
#2469
10M
10.00 mi10:41:121:48:0810:4923:54
11:57
#2537
12M
12.00 mi11:06:222:13:1811:0725:10
12:35
#2587
Finish
13.11 mi11:20:152:27:1111:1413:53
12:31
#2628
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM30-34Seg. OverallSeg. MalesSeg. M30-34
2M2.00 mi2.00 mi218913903142722(Top 71%)1585(Top 77%)358(Top 79%)
4M4.00 mi2.00 mi2447-2581506-116340-262641(Top 69%)1591(Top 77%)353(Top 78%)
6M6.00 mi2.00 mi2443+41510-4342-22453(Top 64%)1515(Top 73%)344(Top 76%)
8M8.00 mi2.00 mi2469-261525-15348-62599(Top 68%)1573(Top 76%)360(Top 79%)
10M10.00 mi2.00 mi2537-681549-24356-82750(Top 72%)1631(Top 79%)376(Top 83%)
12M12.00 mi2.00 mi2587-501566-173562722(Top 71%)1585(Top 77%)358(Top 79%)
Finish13.11 mi1.11 mi2628-411579-13361-52890(Top 75%)1646(Top 80%)366(Top 81%)

Segment Performance Analysis

10M→12M

0.0 - 2.0 mi

Top 71%
×9story building
+138ft-68ft

Overall

2722

Males

1585

M30-34

359

2M→4M

2.0 - 4.0 mi

Top 69%
×13story building
+163ft-19ft

Overall

2641

Males

1591

M30-34

354

4M→6M

4.0 - 6.0 mi

Top 64%
×4story building
+55ft-83ft

Overall

2453

Males

1515

M30-34

345

6M→8M

6.0 - 8.0 mi

Top 68%
×10story building
+65ft-151ft

Overall

2599

Males

1573

M30-34

361

8M→10M

8.0 - 10.0 mi

Top 72%
×10story building
+61ft-174ft

Overall

2750

Males

1631

M30-34

377

10M→12M

10.0 - 12.0 mi

Top 71%
×3story building
+41ft-53ft

Overall

2722

Males

1585

M30-34

359

12M→Finish

12.0 - 13.1 mi

Top 75%
×1human
+6ft-6ft

Overall

2890

Males

1646

M30-34

366

Passing Analysis

Category:
Athletes Passed
198*
Passed By
637
Net Change
-439
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 2M----#2189
2M → 4M52310-258#2189#2447
4M → 6M5652+4#2447#2443
6M → 8M3359-26#2443#2469
8M → 10M21*89-68#2469#2537
10M → 12M2474-50#2537#2587
12M → Finish12*53-41#2587#2628
TOTALS198*637-439

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

📊

Passing Visuals

Category:
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🔄Passing Circle

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🌊Position Flow

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🏃Race Lanes

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Official Timing Data

The San Francisco Marathon

The San Francisco Marathon