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SF MARATHON 2ND HALF 2026

Nina Casey

Bib: 23305•F•Age: 26

SF, CA

0:00
0:00
/ mi
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Overall
#0 / 3840
Gender (Female)
#0 / 1760
Division (F25-29)
#0 / 495
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
11:54/mi
23:48
↑ 138↓ 680.7%
4M
10:22/mi
44:31
↑ 1631.4%
6M
13:24/mi
1:11:19
↑ 55↓ 830.3%
8M
8:25/mi
1:28:09
↑ 65↓ 1510.8%
10M
11:24/mi
1:50:57
↑ 61↓ 1741.1%
12M
11:20/mi
2:13:37
↑ 41↓ 530.1%
Finish· 13.11 mi
11:04/mi
2:25:54
→ flat

The Course

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Half Splits

1st Half· via 6MFaster
Distance6.00 mi
Time1:11:19
Pace11:53 /mi
2nd Half
Distance7.11 mi
Time1:14:35
Pace10:29 /mi
📊Positive Split: 4.6% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
2M
2.00 mi09:10:3323:4811:5423:48
11:54
-
4M
4.00 mi09:31:1644:3111:0820:43
10:22
-1:32
6M
6.00 mi09:58:041:11:1911:5326:48
13:24
+3:02
8M
8.00 mi10:14:541:28:0911:0116:50
8:25
-4:59
10M
10.00 mi10:37:421:50:5711:0622:48
11:24
+2:59
12M
12.00 mi11:00:222:13:3711:0822:40
11:20
-0:04
Finish
13.11 mi11:12:392:25:5411:0812:17
11:04
-0:16

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

11:08 /mi

Slowest Pace

13:24 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

37:33

26% of race

Time at Steady Pace

1:21:33

56% of race

Time at Slower Pace

26:48

18% of race

Average Pace: 11:08 /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 mi09:10:3323:4811:5423:48
11:54
#3264
4M
4.00 mi09:31:1644:3111:0820:43
10:22
#2912
6M
6.00 mi09:58:041:11:1911:5326:48
13:24
#2829
8M
8.00 mi10:14:541:28:0911:0116:50
8:25
#2774
10M
10.00 mi10:37:421:50:5711:0622:48
11:24
#2710
12M
12.00 mi11:00:222:13:3711:0822:40
11:20
#2603
Finish
13.11 mi11:12:392:25:5411:0812:17
11:04
#2553
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF25-29Seg. OverallSeg. FemalesSeg. F25-29
2M2.00 mi2.00 mi326413994072100(Top 55%)792(Top 45%)236(Top 48%)
4M4.00 mi2.00 mi2912+3521188+211338+692574(Top 67%)1003(Top 57%)287(Top 58%)
6M6.00 mi2.00 mi2829+831143+45323+152663(Top 69%)1044(Top 59%)299(Top 60%)
8M8.00 mi2.00 mi2774+551109+34319+42594(Top 68%)1011(Top 57%)308(Top 62%)
10M10.00 mi2.00 mi2710+641075+34309+102439(Top 64%)944(Top 54%)282(Top 57%)
12M12.00 mi2.00 mi2603+1071020+55298+112100(Top 55%)792(Top 45%)236(Top 48%)
Finish13.11 mi1.11 mi2553+50997+23294+42199(Top 57%)852(Top 48%)261(Top 53%)

Segment Performance Analysis

10M→12M

0.0 - 2.0 mi

Top 55%
×9story building
+138ft-68ft

Overall

2100

Females

792

F25-29

237

2M→4M

2.0 - 4.0 mi

Top 67%
×13story building
+163ft-19ft

Overall

2574

Females

1003

F25-29

287

4M→6M

4.0 - 6.0 mi

Top 69%
×4story building
+55ft-83ft

Overall

2663

Females

1044

F25-29

300

6M→8M

6.0 - 8.0 mi

Top 68%
×10story building
+65ft-151ft

Overall

2594

Females

1011

F25-29

309

8M→10M

8.0 - 10.0 mi

Top 64%
×10story building
+61ft-174ft

Overall

2439

Females

944

F25-29

283

10M→12M

10.0 - 12.0 mi

Top 55%
×3story building
+41ft-53ft

Overall

2100

Females

792

F25-29

237

12M→Finish

12.0 - 13.1 mi

Top 57%
×1human
+6ft-6ft

Overall

2199

Females

852

F25-29

261

Passing Analysis

Category:
Athletes Passed
771*
Passed By
60
Net Change
+711
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 2M----#3264
2M → 4M3520+352#3264#2912
4M → 6M11027+83#2912#2829
6M → 8M649+55#2829#2774
8M → 10M76*12+64#2774#2710
10M → 12M1114+107#2710#2603
12M → Finish58*8+50#2603#2553
TOTALS771*60+711

* 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