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SF MARATHON 2ND HALF 2026

Claudia Natasia

Bib: 26712•F•Age: 32

San Mateo, CA

0:00
0:00
/ mi
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Overall
#0 / 3840
Gender (Female)
#0 / 1760
Division (F30-34)
#0 / 408
Race Day Weather
59°/49°F
scattered clouds

⏱️ Race Timeline

Course Elevation
9–292 ft
≈
×24story building
•▲ 548 ft climb · ▼ 587 ft descent
Ribbon color based on
FasterSteadySlower· vs. your average pace
Start
0:00
Race begins
2M
10:05/mi
20:10
↑ 138↓ 680.7%
4M
10:43/mi
41:36
↑ 1631.4%
6M
13:11/mi
1:07:59
↑ 55↓ 830.3%
8M
8:26/mi
1:24:51
↑ 65↓ 1510.8%
10M
11:36/mi
1:48:03
↑ 61↓ 1741.1%
12M
12:04/mi
2:12:11
↑ 41↓ 530.1%
Finish· 13.11 mi
11:39/mi
2:25:06
→ flat

The Course

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Half Splits

1st Half· via 6MFaster
Distance6.00 mi
Time1:07:59
Pace11:20 /mi
2nd Half
Distance7.11 mi
Time1:17:07
Pace10:51 /mi
📊Positive Split: 13.4% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
2M
2.00 mi09:06:5920:1010:0520:10
10:05
-
4M
4.00 mi09:28:2541:3610:2421:26
10:43
+0:38
6M
6.00 mi09:54:481:07:5911:2026:23
13:11
+2:28
8M
8.00 mi10:11:401:24:5110:3616:52
8:26
-4:45
10M
10.00 mi10:34:521:48:0310:4823:12
11:36
+3:10
12M
12.00 mi10:59:002:12:1111:0124:08
12:04
+0:28
Finish
13.11 mi11:11:552:25:0611:0412:55
11:39
-0:25

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

8:26 /mi

Average Pace

11:04 /mi

Slowest Pace

13:11 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

58:28

40% of race

Time at Steady Pace

1:00:15

42% of race

Time at Slower Pace

26:23

18% of race

Average Pace: 11:04 /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 mi09:06:5920:1010:0520:10
10:05
#2102
4M
4.00 mi09:28:2541:3610:2421:26
10:43
#2481
6M
6.00 mi09:54:481:07:5911:2026:23
13:11
#2512
8M
8.00 mi10:11:401:24:5110:3616:52
8:26
#2532
10M
10.00 mi10:34:521:48:0310:4823:12
11:36
#2528
12M
12.00 mi10:59:002:12:1111:0124:08
12:04
#2525
Finish
13.11 mi11:11:552:25:0611:0412:55
11:39
#2524
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF30-34Seg. OverallSeg. FemalesSeg. F30-34
2M2.00 mi2.00 mi21027471922464(Top 64%)982(Top 56%)243(Top 60%)
4M4.00 mi2.00 mi2481-379945-198237-452756(Top 72%)1094(Top 62%)275(Top 67%)
6M6.00 mi2.00 mi2512-31959-14242-52571(Top 67%)995(Top 57%)256(Top 63%)
8M8.00 mi2.00 mi2532-20967-8243-12603(Top 68%)1019(Top 58%)255(Top 63%)
10M10.00 mi2.00 mi2528+4972-5247-42556(Top 67%)1009(Top 57%)260(Top 64%)
12M12.00 mi2.00 mi2525+3977-52472464(Top 64%)982(Top 56%)243(Top 60%)
Finish13.11 mi1.11 mi2524+1983-6249-22510(Top 65%)1021(Top 58%)252(Top 62%)

Segment Performance Analysis

10M→12M

0.0 - 2.0 mi

Top 64%
×9story building
+138ft-68ft

Overall

2464

Females

982

F30-34

243

2M→4M

2.0 - 4.0 mi

Top 72%
×13story building
+163ft-19ft

Overall

2756

Females

1094

F30-34

276

4M→6M

4.0 - 6.0 mi

Top 67%
×4story building
+55ft-83ft

Overall

2571

Females

995

F30-34

256

6M→8M

6.0 - 8.0 mi

Top 68%
×10story building
+65ft-151ft

Overall

2603

Females

1019

F30-34

255

8M→10M

8.0 - 10.0 mi

Top 67%
×10story building
+61ft-174ft

Overall

2556

Females

1009

F30-34

260

10M→12M

10.0 - 12.0 mi

Top 64%
×3story building
+41ft-53ft

Overall

2464

Females

982

F30-34

243

12M→Finish

12.0 - 13.1 mi

Top 65%
×1human
+6ft-6ft

Overall

2510

Females

1021

F30-34

252

Passing Analysis

Category:
Athletes Passed
224*
Passed By
646
Net Change
-422
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 2M----#2102
2M → 4M30409-379#2102#2481
4M → 6M4374-31#2481#2512
6M → 8M3858-20#2512#2532
8M → 10M43*39+4#2532#2528
10M → 12M4441+3#2528#2525
12M → Finish26*25+1#2525#2524
TOTALS224*646-422

* 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