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SF MARATHON 1ST HALF 2026

Rosemarie Lamberth

Elk Grove, CA

Bib: 18021 F 51

0:00
0:00
/ mi
Masters
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Overall
#0 / 6575
Gender (Female)
#0 / 2930
Masters (Masters Women)
#0 / 781
Division (F50-54)
#0 / 143
Race Day Weather
59°/49°F
scattered clouds

Race Timeline

Ribbon color based on
FasterSteadySlower· vs. your average pace
Start
0:00
Race begins
2M
12:37/mi
25:14
→ flat
4M
13:18/mi
51:49
↑ 67↓ 69
6M
13:57/mi
1:19:44
↑ 123
8M
15:23/mi
1:50:30
↑ 166↓ 53
9.6M
12:47/mi
2:10:58
↑ 68↓ 193
10.26M
15:26/mi
2:21:09
↓ 114
10.5M
13:16/mi
2:24:20
→ flat
12M
20:17/mi
2:54:46
↑ 280
Finish· 13.11 mi
16:16/mi
3:12:49
↑ 14↓ 89
Course Elevation
10–277 ft
≈
×22story building
•▲ 774 ft climb · ▼ 557 ft descent

The Course

Half Splits

1st Half· via 6M
1:19:4413:17 /mi⚡ faster
2nd Half
1:53:0515:54 /mi+41.8%
Positive split — 41.8% slower in the second half
Is this your race?

Your race, unpacked

See your splits, ranks & AI insights.

Checkpoint Splits

CheckpointTimeAvg PaceSegment LengthSegment TimeSegment PaceTrendDiff
2M
25:1412:372.00 mi25:14
12:37
-
4M
51:4912:572.00 mi26:35
13:18
+0:41
6M
1:19:4413:172.00 mi27:55
13:57
+0:39
8M
1:50:3013:492.00 mi30:46
15:23
+1:26
9.6M
2:10:5813:391.60 mi20:28
12:47
-2:36
10.26M
2:21:0913:450.66 mi10:11
15:26
+2:39
10.5M
2:24:2013:450.24 mi3:11
13:16
-2:10
12M
2:54:4614:341.50 mi30:26
20:17
+7:01
Finish(13.11 mi)
3:12:4914:431.11 mi18:03
16:16
-4:01
Trend:
Faster pace
Steady pace
Slower pace

Checkpoints & Pacing

Pace Line

Fastest Pace

12:37 /mi

Average Pace

14:43 /mi

Slowest Pace

20:17 /mi

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Fastest
Middle
Slowest
Average

Segments

Time at Faster Pace

45:42

24% of race

Time at Steady Pace

57:41

30% of race

Time at Slower Pace

1:29:26

46% of race

Average Pace: 14:42 /mi

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Faster pace (< avg)
Steady pace (≈ avg)
Slower pace (> avg)

Heatmap

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0mi3.3mi6.6mi9.8mi13.1mi
Pace:
Faster
Steady
Slower
Featured Segment

Garmin Challenge

Top 87%
Garmin Challenge
Course map with the garmin challenge highlighted
Garmin Challenge · 9.6–10.5 mi · © Mapbox © OpenStreetMap

13:22

Segment Time

14:51/mi

Pace

0.90 mi

Distance

Overall

5722

Women

2434

Division

113

See the full Garmin Challenge leaderboard

Checkpoint and Segment Rankings

CheckpointSeg. DistOverallFemalesF50-54Seg. OverallSeg. FemalesSeg. F50-54
2M2.00 mi6280271912862082738128
4M2.00 mi6273+72719129-162252697127
6M2.00 mi6285-122728-9127+262452698125
8M2.00 mi6331-462752-24130-363372762128
9.6M1.60 mi6359-282778-26132-262172724131
10.26M0.66 mi6337+222763+15131+157502474118
10.5M0.24 mi6327+102758+5130+158252488107
12M1.50 mi6325+22764-6131-162082738128
Finish(13.11 mi)1.11 mi6333-82773-9132-163682824135

Segment Performance Analysis

10.5M→12M

0.0 - 2.0 mi

Top 94%
~flat
+5ft-3ft

Overall

6208

Females

2738

F50-54

130

2M→4M

2.0 - 4.0 mi

Top 95%
×4story building
+67ft-69ft

Overall

6225

Females

2697

F50-54

129

4M→6M

4.0 - 6.0 mi

Top 95%
×9story building
+123ft-9ft

Overall

6245

Females

2698

F50-54

127

6M→8M

6.0 - 8.0 mi

Top 96%
×12story building
+166ft-53ft

Overall

6337

Females

2762

F50-54

130

8M→9.6M

8.0 - 9.6 mi

Top 95%
×13story building
+68ft-193ft

Overall

6217

Females

2724

F50-54

133

9.6M→10.26M

9.6 - 10.3 mi

Top 87%
×9story building
+0ft-114ft

Overall

5750

Females

2474

F50-54

120

10.26M→10.5M

10.3 - 10.5 mi

Top 89%
~flat
+1ft-0ft

Overall

5825

Females

2488

F50-54

109

10.5M→12M

10.5 - 12.0 mi

Top 94%
×21story building
+280ft-26ft

Overall

6208

Females

2738

F50-54

130

12M→Finish

12.0 - 13.1 mi

Top 97%
×7story building
+14ft-89ft

Overall

6368

Females

2824

F50-54

135

Passing Analysis

Category:
▼Net Change
0
0 passed by0* passed
SegmentMovementRank
Start → 2M-#6280
2M → 4M
7784*+7
#6280 → #6273
4M → 6M
5644*-12
#6273 → #6285
6M → 8M
7125*-46
#6285 → #6331
8M → 9.6M
5123*-28
#6331 → #6359
9.6M → 10.26M
325+22
#6359 → #6337
10.26M → 10.5M
010+10
#6337 → #6327
10.5M → 12M
2426*+2
#6327 → #6325
12M → Finish
2618*-8
#6325 → #6333
TOTALS
308255*-53
#6280 → #6333

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

Passing Visualized

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

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