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SF MARATHON 2ND HALF 2026

Karla Lopez

Bib: 25539•F•Age: 48

Santa Ana, CA

0:00
0:00
/ mi
Masters
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Overall
#0 / 3840
Gender (Female)
#0 / 1760
Masters (Masters Women)
#0 / 365
Division (F45-49)
#0 / 81
Race Day Weather
59°/49°F
scattered clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
2M
22:37
Rank: #3008
Start → 2M
11:18/mi
22:37 split
4M
53:47
Rank: #3639 (-631)
2M → 4M
15:35/mi
31:10 split
6M
1:24:19
Rank: #3553 (+86)
4M → 6M
15:16/mi
30:32 split
8M
1:44:22
Rank: #3530 (+23)
6M → 8M
10:01/mi
20:03 split
10M
2:19:18
Rank: #3648 (-118)
8M → 10M
17:28/mi
34:56 split
12M
2:54:15
Rank: #3679 (-31)
10M → 12M
17:28/mi
34:57 split
Finish· 13.11 mi
3:13:17
Rank: #3679
12M → Finish
17:10/mi
19:02 split

The Course

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Half Splits

1st Half· via 6MFaster
Distance6.00 mi
Time1:24:19
Pace14:03 /mi
2nd Half
Distance7.11 mi
Time1:48:58
Pace15:20 /mi
📊Positive Split: 29.2% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
2M
2.00 mi09:13:5122:3711:1822:37
11:18
-
4M
4.00 mi09:45:0153:4713:2731:10
15:35
+4:17
6M
6.00 mi10:15:331:24:1914:0330:32
15:16
-0:19
8M
8.00 mi10:35:361:44:2213:0320:03
10:01
-5:15
10M
10.00 mi11:10:322:19:1813:5634:56
17:28
+7:27
12M
12.00 mi11:45:292:54:1514:3134:57
17:28
0:00
Finish
13.11 mi12:04:313:13:1714:4519:02
17:10
-0:18

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

10:01 /mi

Average Pace

14:45 /mi

Slowest Pace

17:28 /mi

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Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

42:40

22% of race

Time at Steady Pace

1:01:42

32% of race

Time at Slower Pace

1:28:55

46% of race

Average Pace: 14:45 /mi

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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 mi09:13:5122:3711:1822:37
11:18
#3008
4M
4.00 mi09:45:0153:4713:2731:10
15:35
#3639
6M
6.00 mi10:15:331:24:1914:0330:32
15:16
#3553
8M
8.00 mi10:35:361:44:2213:0320:03
10:01
#3530
10M
10.00 mi11:10:322:19:1813:5634:56
17:28
#3648
12M
12.00 mi11:45:292:54:1514:3134:57
17:28
#3679
Finish
13.11 mi12:04:313:13:1714:4519:02
17:10
#3679
Faster pace
Steady pace
Slower pace
Est.Checkpoint not recorded (estimated)
~Segment time uses estimated prior

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF45-49Seg. OverallSeg. FemalesSeg. F45-49
2M2.00 mi2.00 mi30081243523716(Top 97%)1702(Top 97%)80(Top 99%)
4M4.00 mi2.00 mi3639-6311639-39673-213784(Top 99%)1739(Top 99%)79(Top 98%)
6M6.00 mi2.00 mi3553+861577+6271+23334(Top 87%)1434(Top 81%)64(Top 79%)
8M8.00 mi2.00 mi3530+231563+1469+23404(Top 89%)1484(Top 84%)65(Top 80%)
10M10.00 mi2.00 mi3648-1181641-7876-73774(Top 98%)1731(Top 98%)81(Top 100%)
12M12.00 mi2.00 mi3679-311668-2777-13716(Top 97%)1702(Top 97%)80(Top 99%)
Finish13.11 mi1.11 mi36791670-278-13718(Top 97%)1698(Top 96%)80(Top 99%)

Segment Performance Analysis

10M→12M

0.0 - 2.0 mi

Top 97%
×9stories
+138ft-68ft

Overall

3716

Females

1702

F45-49

80

2M→4M

2.0 - 4.0 mi

Top 99%
×13stories
+163ft-19ft

Overall

3784

Females

1739

F45-49

79

4M→6M

4.0 - 6.0 mi

Top 87%
×4stories
+55ft-83ft

Overall

3334

Females

1434

F45-49

64

6M→8M

6.0 - 8.0 mi

Top 89%
×10stories
+65ft-151ft

Overall

3404

Females

1484

F45-49

65

8M→10M

8.0 - 10.0 mi

Top 98%
×10stories
+61ft-174ft

Overall

3774

Females

1731

F45-49

81

10M→12M

10.0 - 12.0 mi

Top 97%
×3stories
+41ft-53ft

Overall

3716

Females

1702

F45-49

80

12M→Finish

12.0 - 13.1 mi

Top 97%
×1human
+6ft-6ft

Overall

3718

Females

1698

F45-49

80

Passing Analysis

Category:
Athletes Passed
132*
Passed By
803
Net Change
-671
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 2M----#3008
2M → 4M3634-631#3008#3639
4M → 6M904+86#3639#3553
6M → 8M27*4+23#3553#3530
8M → 10M2*120-118#3530#3648
10M → 12M435-31#3648#3679
12M → Finish6*60#3679#3679
TOTALS132*803-671

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

📊

Passing Visuals

Category:
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🔥Passing Intensity

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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