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SF MARATHON 1ST HALF 2026

Kristina Stamper

Waterford, CA

Bib: 15108 F 42

0:00
0:00
/ mi
Masters
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Overall
#0 / 6575
Gender (Female)
#0 / 2930
Masters (Masters Women)
#0 / 781
Division (F40-44)
#0 / 255
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
12:21/mi
24:43
→ flat
4M
13:05/mi
50:52
↑ 67↓ 69
6M
13:01/mi
1:16:55
↑ 123
8M
13:01/mi
1:42:56
↑ 166↓ 53
9.6M
13:01/mi
2:03:45
↑ 68↓ 193
10.26M
14:39/mi
2:13:25
↓ 114
10.5M
13:25/mi
2:16:38
→ flat
12M
19:45/mi
2:46:16
↑ 280
Finish· 13.11 mi
13:40/mi
3:01:25
↑ 14↓ 89
Course Elevation
10–277 ft
≈
×22story building
•▲ 774 ft climb · ▼ 557 ft descent

The Course

Half Splits

1st Half· via 6M
1:16:5512:49 /mi⚡ faster
2nd Half
1:44:3014:42 /mi+35.9%
Positive split — 35.9% slower in the second half
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Your race, unpacked

See your splits, ranks & AI insights.

Checkpoint Splits

CheckpointTimeAvg PaceSegment LengthSegment TimeSegment PaceTrendDiff
2M
24:4312:212.00 mi24:43
12:21
-
4M
50:5212:432.00 mi26:09
13:05
+0:44
6M
1:16:5512:492.00 mi26:03
13:01
-0:04
8M
1:42:5612:522.00 mi26:01
13:01
0:00
9.6M
2:03:4512:531.60 mi20:49
13:01
0:00
10.26M
2:13:2513:000.66 mi9:40
14:39
+1:38
10.5M
2:16:3813:010.24 mi3:13
13:25
-1:14
12M
2:46:1613:511.50 mi29:38
19:45
+6:20
Finish(13.11 mi)
3:01:2513:501.11 mi15:09
13:40
-6:05
Trend:
Faster pace
Steady pace
Slower pace
Est.Checkpoint not recorded (estimated)
~Segment time uses estimated prior

Checkpoints & Pacing

Pace Line

Fastest Pace

12:21 /mi

Average Pace

13:50 /mi

Slowest Pace

19:45 /mi

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Fastest
Middle
Slowest
Average

Segments

Time at Faster Pace

0:00

0% of race

Time at Steady Pace

2:22:07

78% of race

Time at Slower Pace

39:18

22% of race

Average Pace: 13:50 /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 83%
Garmin Challenge
Course map with the garmin challenge highlighted
Garmin Challenge · 9.6–10.5 mi · © Mapbox © OpenStreetMap

12:53

Segment Time

14:19/mi

Pace

0.90 mi

Distance

Overall

5477

Women

2304

Division

194

See the full Garmin Challenge leaderboard

Checkpoint and Segment Rankings

CheckpointSeg. DistOverallFemalesF40-44Seg. OverallSeg. FemalesSeg. F40-44
2M2.00 mi6162264622560972670224
4M2.00 mi6159+32647-1223+261392640220
6M2.00 mi6100+592596+51212+1158672465195
8M2.00 mi5962+1382507+89206+654482197188
9.6M1.60 mi6100-1382602-95215-962912767239
10.26M0.66 mi6070+302594+8213+254082270188
10.5M0.24 mi6072-22595-1214-158832528213
12M1.50 mi6113-412625-3021460972670224
Finish(13.11 mi)1.11 mi6091+222614+11215-158582544216

Segment Performance Analysis

10.5M→12M

0.0 - 2.0 mi

Top 93%
~flat
+5ft-3ft

Overall

6097

Females

2670

F40-44

225

2M→4M

2.0 - 4.0 mi

Top 93%
×4story building
+67ft-69ft

Overall

6139

Females

2640

F40-44

221

4M→6M

4.0 - 6.0 mi

Top 89%
×9story building
+123ft-9ft

Overall

5867

Females

2465

F40-44

196

6M→8M

6.0 - 8.0 mi

Top 83%
×12story building
+166ft-53ft

Overall

5448

Females

2197

F40-44

189

8M→9.6M

8.0 - 9.6 mi

Top 96%
×13story building
+68ft-193ft

Overall

6291

Females

2767

F40-44

240

9.6M→10.26M

9.6 - 10.3 mi

Top 82%
×9story building
+0ft-114ft

Overall

5408

Females

2270

F40-44

189

10.26M→10.5M

10.3 - 10.5 mi

Top 89%
~flat
+1ft-0ft

Overall

5883

Females

2528

F40-44

214

10.5M→12M

10.5 - 12.0 mi

Top 93%
×21story building
+280ft-26ft

Overall

6097

Females

2670

F40-44

225

12M→Finish

12.0 - 13.1 mi

Top 89%
×7story building
+14ft-89ft

Overall

5858

Females

2544

F40-44

216

Passing Analysis

Category:
▲Net Change
+0
0 passed by0* passed
SegmentMovementRank
Start → 2M-#6162
2M → 4M
102105*+3
#6162 → #6159
4M → 6M
3695*+59
#6159 → #6100
6M → 8M
30168*+138
#6100 → #5962
8M → 9.6M
15214-138
#5962 → #6100
9.6M → 10.26M
1343+30
#6100 → #6070
10.26M → 10.5M
75-2
#6070 → #6072
10.5M → 12M
7231*-41
#6072 → #6113
12M → Finish
1436*+22
#6113 → #6091
TOTALS
426497*+71
#6162 → #6091

* 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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