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SF MARATHON 1ST HALF 2026

Botao Xia

Bib: 20929•M•Age: 24

Palo Alto, CA

0:00
0:00
/ mi
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Overall
#0 / 6575
Gender (Male)
#0 / 3619
M20-29
#0 / 358
Race Day Weather
59°/49°F
scattered clouds

⏱️ Race Timeline

Course Elevation
10–277 ft
≈
×22story building
•▲ 774 ft climb · ▼ 557 ft descent
Ribbon color based on
FasterSteadySlower· vs. your average pace
Start
0:00
Race begins
2M
11:02/mi
22:04
→ flat
4M
11:26/mi
44:55
↑ 67↓ 69
6M
11:43/mi
1:08:21
↑ 1231.1%
8M
10:55/mi
1:30:12
↑ 166↓ 531.1%
9.6M
10:55/mi
1:47:40
↑ 68↓ 1931.5%
10M
21:31/mi
1:56:16
↓ 241.1%
10.5M
6:00/mi
1:59:16
↓ 732.7%
12M
17:13/mi
2:25:06
↑ 2803.2%
Finish· 13.11 mi
11:18/mi
2:37:38
↑ 14↓ 891.3%

The Course

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Half Splits

1st Half· via 6MFaster
Distance6.00 mi
Time1:08:21
Pace11:24 /mi
2nd Half
Distance7.11 mi
Time1:29:17
Pace12:34 /mi
📊Positive Split: 30.6% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
2M
2.00 mi07:02:1122:0411:0222:04
11:02
-
4M
4.00 mi07:25:0244:5511:1422:51
11:26
+0:24
6M
6.00 mi07:48:281:08:2111:2423:26
11:43
+0:17
8M
8.00 mi08:10:191:30:1211:1621:51
10:55
-0:48
9.6M
9.60 mi08:27:471:47:4011:1317:28
10:55
0:00
10M
10.00 mi08:36:231:56:1611:388:36
21:31
+10:36
10.5M
10.50 mi08:39:231:59:1611:223:00
6:00
-15:31
12M
12.00 mi09:05:132:25:0612:0625:50
17:13
+11:13
Finish
13.11 mi09:17:452:37:3812:0112:32
11:18
-5:55

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

6:00 /mi

Average Pace

12:01 /mi

Slowest Pace

21:31 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

3:00

2% of race

Time at Steady Pace

2:00:12

76% of race

Time at Slower Pace

34:26

22% of race

Average Pace: 12:01 /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 mi07:02:1122:0411:0222:04
11:02
#4751
4M
4.00 mi07:25:0244:5511:1422:51
11:26
#4781
6M
6.00 mi07:48:281:08:2111:2423:26
11:43
#4756
8M
8.00 mi08:10:191:30:1211:1621:51
10:55
#4304
9.6M
9.60 mi08:27:471:47:4011:1317:28
10:55
#4469
10M
10.00 mi08:36:231:56:1611:388:36
21:31
#4433
10.5M
10.50 mi08:39:231:59:1611:223:00
6:00
#4463
12M
12.00 mi09:05:132:25:0612:0625:50
17:13
#4611
Finish
13.11 mi09:17:452:37:3812:0112:32
11:18
#4535
Faster pace
Steady pace
Slower pace
Est.Checkpoint not recorded (estimated)
~Segment time uses estimated prior
Featured Segment

Garmin Challenge

Top 68%
Garmin Challenge
Course map with the garmin challenge highlighted
Garmin Challenge · 9.6–10.5 mi · © Mapbox © OpenStreetMap

11:36

Segment Time

12:54/mi

Pace

0.90 mi

Distance

Overall

4481

Men

2711

Division

285

See the full Garmin Challenge leaderboard

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM20-29Seg. OverallSeg. MalesSeg. M20-29
2M2.00 mi2.00 mi475129413164990(Top 76%)2917(Top 81%)308(Top 86%)
4M4.00 mi2.00 mi4781-302948-7317-14756(Top 72%)2914(Top 81%)316(Top 88%)
6M6.00 mi2.00 mi4756+252936+123174764(Top 72%)2945(Top 81%)322(Top 90%)
8M8.00 mi2.00 mi4304+4522754+182307+103452(Top 53%)2297(Top 63%)256(Top 72%)
9.6M9.60 mi1.60 mi4469-1652795-41308-14964(Top 75%)2890(Top 80%)310(Top 87%)
10M10.00 mi0.40 mi4433+362768+273084321(Top 66%)2636(Top 73%)273(Top 76%)
10.5M10.50 mi0.50 mi4463-302782-14307+15346(Top 81%)3113(Top 86%)322(Top 90%)
12M12.00 mi1.50 mi4611-1482842-60306+14990(Top 76%)2917(Top 81%)308(Top 86%)
Finish13.11 mi1.11 mi4535+762802+40304+24337(Top 66%)2628(Top 73%)290(Top 81%)

Segment Performance Analysis

10.5M→12M

0.0 - 2.0 mi

Top 76%
~flat
+5ft-3ft

Overall

4990

Males

2917

M20-24

309

2M→4M

2.0 - 4.0 mi

Top 72%
×4story building
+67ft-69ft

Overall

4756

Males

2914

M20-24

318

4M→6M

4.0 - 6.0 mi

Top 72%
×9story building
+123ft-9ft

Overall

4764

Males

2945

M20-24

325

6M→8M

6.0 - 8.0 mi

Top 53%
×12story building
+166ft-53ft

Overall

3452

Males

2297

M20-24

257

8M→9.6M

8.0 - 9.6 mi

Top 75%
×13story building
+68ft-193ft

Overall

4964

Males

2890

M20-24

311

9.6M→10M

9.6 - 10.0 mi

Top 66%
×2story building
+0ft-24ft

Overall

4321

Males

2636

M20-24

274

10M→10.5M

10.0 - 10.5 mi

Top 81%
×6story building
+1ft-73ft

Overall

5346

Males

3113

M20-24

323

10.5M→12M

10.5 - 12.0 mi

Top 76%
×21story building
+280ft-26ft

Overall

4990

Males

2917

M20-24

309

12M→Finish

12.0 - 13.1 mi

Top 66%
×7story building
+14ft-89ft

Overall

4337

Males

2628

M20-24

290

Passing Analysis

Category:
Athletes Passed
1050*
Passed By
834
Net Change
+216
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 2M----#4751
2M → 4M171201-30#4751#4781
4M → 6M147*122+25#4781#4756
6M → 8M467*15+452#4756#4304
8M → 9.6M56221-165#4304#4469
9.6M → 10M7034+36#4469#4433
10M → 10.5M636-30#4433#4463
10.5M → 12M43*191-148#4463#4611
12M → Finish90*14+76#4611#4535
TOTALS1050*834+216

* 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

Race Place Events

Race Place Events