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SF MARATHON 1ST HALF 2026

Lucas Kao

Bib: 18322•M•Age: 19

Palo Alto, CA

0:00
0:00
/ mi
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Overall
#0 / 6575
Gender (Male)
#0 / 3619
M19 & Under
#0 / 81
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
12:32/mi
25:04
→ flat
4M
13:58/mi
53:00
↑ 67↓ 69
6M
15:39/mi
1:24:19
↑ 1231.1%
8M
9:18/mi
1:42:55
↑ 166↓ 531.1%
9.6M
9:18/mi
1:57:48
↑ 68↓ 1931.5%
10M
9:18/mi
2:01:31
↓ 241.1%
10.5M
9:18/mi
2:06:10
↓ 732.7%
12M
9:18/mi
2:20:07
↑ 2803.2%
Finish· 13.11 mi
17:16/mi
2:39:16
↑ 14↓ 891.3%

The Course

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Half Splits

1st Half· via 6M
Distance6.00 mi
Time1:24:19
Pace14:03 /mi
2nd Half✓ Faster
Distance7.11 mi
Time1:14:57
Pace10:33 /mi
📊Negative Split: 11.1% faster second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
2M
2.00 mi07:15:2025:0412:3225:04
12:32
-
4M
4.00 mi07:43:1653:0013:1527:56
13:58
+1:26
6M
6.00 mi08:14:351:24:1914:0331:19
15:39
+1:41
8M
8.00 mi08:33:111:42:5512:5218:36
9:18
-6:21
9.6M
9.60 mi08:48:041:57:4812:1614:53
9:18
0:00
10M
10.00 mi08:51:472:01:3112:093:43
9:18
0:00
10.5M
10.50 mi08:56:262:06:1012:014:39
9:18
0:00
12M
12.00 mi09:10:232:20:0711:4113:57
9:18
0:00
Finish
13.11 mi09:29:322:39:1612:0919:09
17:16
+7:58

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

9:18 /mi

Average Pace

12:09 /mi

Slowest Pace

17:16 /mi

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Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

0:00

0% of race

Time at Steady Pace

55:48

35% of race

Time at Slower Pace

1:43:28

65% of race

Average Pace: 12:09 /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 mi07:15:2025:0412:3225:04
12:32
#6242
4M
4.00 mi07:43:1653:0013:1527:56
13:58
#6371
6M
6.00 mi08:14:351:24:1914:0331:19
15:39
#6444
8M
8.00 mi08:33:111:42:5512:5218:36
9:18
#5960
9.6M
9.60 mi08:48:041:57:4812:1614:53
9:18
#5647
10M
10.00 mi08:51:472:01:3112:093:43
9:18
#5080
10.5M
10.50 mi08:56:262:06:1012:014:39
9:18
#5264
12M
12.00 mi09:10:232:20:0711:4113:57
9:18
#4098
Finish
13.11 mi09:29:322:39:1612:0919:09
17:16
#4681
Faster pace
Steady pace
Slower pace
Est.Checkpoint not recorded (estimated)
~Segment time uses estimated prior

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM19 & UnderSeg. OverallSeg. MalesSeg. M19 & Under
2M2.00 mi2.00 mi6242352281113(Top 2%)92(Top 3%)15(Top 19%)
4M4.00 mi2.00 mi6371-1293562-40816403(Top 97%)3569(Top 99%)81(Top 100%)
6M6.00 mi2.00 mi6444-733584-22816518(Top 99%)3612(Top 100%)81(Top 100%)
8M8.00 mi2.00 mi5960+4843433+15180+11579(Top 24%)1210(Top 33%)42(Top 52%)
9.6M9.60 mi1.60 mi5647+3133311+12278+23130(Top 48%)1949(Top 54%)60(Top 74%)
10M10.00 mi0.40 mi5080+5673079+2327834(Top 0.5%)14(Top 0.4%)1(Top 1%)
10.5M10.50 mi0.50 mi5264-1843152-73786535(Top 99%)3591(Top 99%)79(Top 98%)
12M12.00 mi1.50 mi4098+11662598+55469+9113(Top 2%)92(Top 3%)15(Top 19%)
Finish13.11 mi1.11 mi4681-5832871-27376-76457(Top 98%)3560(Top 98%)80(Top 99%)

Segment Performance Analysis

10.5M→12M

0.0 - 2.0 mi

Top 2%
~flat
+5ft-3ft

Overall

113

Males

92

M15-19

14

2M→4M

2.0 - 4.0 mi

Top 97%
×4story building
+67ft-69ft

Overall

6403

Males

3569

M15-19

67

4M→6M

4.0 - 6.0 mi

Top 99%
×9story building
+123ft-9ft

Overall

6518

Males

3612

M15-19

67

6M→8M

6.0 - 8.0 mi

Top 24%
×12story building
+166ft-53ft

Overall

1579

Males

1210

M15-19

37

8M→9.6M

8.0 - 9.6 mi

Top 48%
×13story building
+68ft-193ft

Overall

3130

Males

1949

M15-19

52

9.6M→10M

9.6 - 10.0 mi

Top 0.5%
×2story building
+0ft-24ft

Overall

34

Males

14

M15-19

1

10M→10.5M

10.0 - 10.5 mi

Top 99%
×6story building
+1ft-73ft

Overall

6535

Males

3591

M15-19

66

10.5M→12M

10.5 - 12.0 mi

Top 2%
×21story building
+280ft-26ft

Overall

113

Males

92

M15-19

14

12M→Finish

12.0 - 13.1 mi

Top 98%
×7story building
+14ft-89ft

Overall

6457

Males

3560

M15-19

67

Passing Analysis

Category:
Athletes Passed
2609*
Passed By
1048
Net Change
+1561
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 2M----#6242
2M → 4M31*160-129#6242#6371
4M → 6M21*94-73#6371#6444
6M → 8M485*1+484#6444#5960
8M → 9.6M3196+313#5960#5647
9.6M → 10M5670+567#5647#5080
10M → 10.5M1185-184#5080#5264
10.5M → 12M1170*4+1166#5264#4098
12M → Finish15*598-583#4098#4681
TOTALS2609*1048+1561

* 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