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SF MARATHON 1ST HALF 2026

Kristin DeThomaso

San Diego, CA

Bib: 19297 F 45

0:00
0:00
/ mi
Masters
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Overall
#0 / 6575
Gender (Female)
#0 / 2930
Masters (Masters Women)
#0 / 781
Division (F45-49)
#0 / 183
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
11:30/mi
23:01
→ flat
4M
12:08/mi
47:17
↑ 67↓ 69
6M
15:42/mi
1:18:42
↑ 123
8M
13:05/mi
1:44:52
↑ 166↓ 53
9.6M
13:05/mi
2:05:48
↑ 68↓ 193
9.87M
46:47/mi
2:18:25
↓ 15
10.5M
5:08/mi
2:21:39
↓ 95
12M
19:45/mi
2:51:17
↑ 280
Finish· 13.11 mi
12:23/mi
3:05:01
↑ 14↓ 89
Course Elevation
10–277 ft
≈
×22story building
•▲ 774 ft climb · ▼ 557 ft descent

The Course

Half Splits

1st Half· via 6M
1:18:4213:07 /mi⚡ faster
2nd Half
1:46:1914:57 /mi+35.1%
Positive split — 35.1% 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
23:0111:302.00 mi23:01
11:30
-
4M
47:1711:492.00 mi24:16
12:08
+0:38
6M
1:18:4213:072.00 mi31:25
15:42
+3:34
8M
1:44:5213:062.00 mi26:10
13:05
-2:37
9.6M
2:05:4813:061.60 mi20:56
13:05
0:00
9.87M
2:18:2514:010.27 mi12:37
46:47
+33:42
10.5M
2:21:3913:290.63 mi3:14
5:08
-41:39
12M
2:51:1714:161.50 mi29:38
19:45
+14:37
Finish(13.11 mi)
3:05:0114:071.11 mi13:44
12:23
-7:22
Trend:
Faster pace
Steady pace
Slower pace
Est.Checkpoint not recorded (estimated)
~Segment time uses estimated prior

Checkpoints & Pacing

Pace Line

Fastest Pace

5:08 /mi

Average Pace

14:07 /mi

Slowest Pace

46:47 /mi

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Fastest
Middle
Slowest
Average

Segments

Time at Faster Pace

3:14

2% of race

Time at Steady Pace

2:19:32

75% of race

Time at Slower Pace

42:15

23% of race

Average Pace: 14:07 /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 97%
Garmin Challenge
Course map with the garmin challenge highlighted
Garmin Challenge · 9.6–10.5 mi · © Mapbox © OpenStreetMap

15:51

Segment Time

17:37/mi

Pace

0.90 mi

Distance

Overall

6367

Women

2823

Division

172

See the full Garmin Challenge leaderboard

Checkpoint and Segment Rankings

CheckpointSeg. DistOverallFemalesF45-49Seg. OverallSeg. FemalesSeg. F45-49
2M2.00 mi5429219811860992671155
4M2.00 mi5505-762242-4411855452270123
6M2.00 mi6215-7102675-433155-3765242885177
8M2.00 mi6104+1112596+79147+855102237131
9.6M1.60 mi6193-892661-65154-763132780175
9.87M0.27 mi6259-662710-49158-464812890180
10.5M0.63 mi6249+102707+315858742528144
12M1.50 mi6250-12715-815860992671155
Finish(13.11 mi)1.11 mi6194+562681+34156+251952188119

Segment Performance Analysis

10.5M→12M

0.0 - 2.0 mi

Top 93%
~flat
+5ft-3ft

Overall

6099

Females

2671

F45-49

156

2M→4M

2.0 - 4.0 mi

Top 84%
×4story building
+67ft-69ft

Overall

5545

Females

2270

F45-49

124

4M→6M

4.0 - 6.0 mi

Top 99%
×9story building
+123ft-9ft

Overall

6524

Females

2885

F45-49

178

6M→8M

6.0 - 8.0 mi

Top 84%
×12story building
+166ft-53ft

Overall

5510

Females

2237

F45-49

132

8M→9.6M

8.0 - 9.6 mi

Top 96%
×13story building
+68ft-193ft

Overall

6313

Females

2780

F45-49

176

9.6M→9.87M

9.6 - 9.9 mi

Top 99%
×1story
+0ft-15ft

Overall

6481

Females

2890

F45-49

181

9.87M→10.5M

9.9 - 10.5 mi

Top 89%
×8story building
+1ft-95ft

Overall

5874

Females

2528

F45-49

145

10.5M→12M

10.5 - 12.0 mi

Top 93%
×21story building
+280ft-26ft

Overall

6099

Females

2671

F45-49

156

12M→Finish

12.0 - 13.1 mi

Top 79%
×7story building
+14ft-89ft

Overall

5195

Females

2188

F45-49

119

Passing Analysis

Category:
▼Net Change
0
0 passed by0* passed
SegmentMovementRank
Start → 2M-#5429
2M → 4M
179103-76
#5429 → #5505
4M → 6M
72111*-710
#5505 → #6215
6M → 8M
21132*+111
#6215 → #6104
8M → 9.6M
11324-89
#6104 → #6193
9.6M → 9.87M
671-66
#6193 → #6259
9.87M → 10.5M
111+10
#6259 → #6249
10.5M → 12M
3433*-1
#6249 → #6250
12M → Finish
157*+56
#6250 → #6194
TOTALS
1137372*-765
#5429 → #6194

* 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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