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SF MARATHON 1ST HALF 2023

Karissa Schumacker

San Francisco, CA

Bib: 15258 F 23

0:00
0:00
/ mi
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Overall
#0 / 6072
Top 48%
Gender (Female)
#0 / 2732
Top 38%
F20-29
#0 / 376
Race Day Weather
60°/50°F
overcast clouds

Race Timeline

Ribbon color based on
FasterSteadySlower· vs. your average pace
Start
0:00
Race begins
1.40M
9:01/mi
12:38
→ flat
2.13M
18:40/mi
26:16
→ flat
6.43M
12:01/mi
1:17:57
↑ 274↓ 78
6.62M
-35:-11/mi
1:11:27
↑ 16
10.65M
9:51/mi
1:51:10
↑ 153↓ 361
Finish· 13.11 mi
10:03/mi
2:15:52
↑ 244↓ 114
Course Elevation
10–277 ft
≈
×22story building
•▲ 774 ft climb · ▼ 557 ft descent

The Course

Half Splits

1st Half· via 6.62M
1:11:2710:48 /mi+9.8%
2nd Half
1:04:259:56 /mi✓ faster
Negative split — 9.8% faster in the second half
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Your race, unpacked

See your splits, ranks & AI insights.

Checkpoint Splits

CheckpointTimeAvg PaceSegment LengthSegment TimeSegment PaceTrendDiff
1.40M
12:389:011.40 mi12:38
9:01
-
2.13M
26:1612:200.73 mi13:38
18:40
+9:39
6.43M
1:17:5712:074.30 mi51:41
12:01
-6:39
6.62M
1:11:2710:480.19 mi
-35:-11
-47:12
10.65M
1:51:1010:264.03 mi39:43
9:51
+45:02
Finish(13.11 mi)
2:15:5210:222.46 mi24:42
10:03
+0:12
Trend:
Faster pace
Steady pace
Slower pace

Checkpoints & Pacing

Pace Line

Fastest Pace

-36:-11 /mi

Average Pace

10:22 /mi

Slowest Pace

18:40 /mi

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Fastest
Middle
Slowest
Average

Segments

Time at Faster Pace

2:15:52

100% of race

Time at Steady Pace

0:00

0% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 10:22 /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

Checkpoint and Segment Rankings

CheckpointSeg. DistOverallFemalesF20-29Seg. OverallSeg. FemalesSeg. F20-29
1.40M1.40 mi24308051442430805144
2.13M0.73 mi2483-53824-19149-52706921159
6.43M4.30 mi2886-403991-167185-3631531132200
6.62M0.19 mi2957-711041-50192-7---
10.65M4.03 mi2845+112984+57180+122772958176
Finish(13.11 mi)2.46 mi2929-841031-47190-1033771282229

Segment Performance Analysis

Start → 1.40M

0.0 - 1.4 mi

Top 40%
~flat
+3ft-2ft

Overall

2430

Females

805

F20-24

144

1.40M→2.13M

1.4 - 2.1 mi

Top 45%
~flat
+3ft-1ft

Overall

2706

Females

921

F20-24

159

2.13M→6.43M

2.1 - 6.4 mi

Top 52%
×17story building
+274ft-78ft

Overall

3153

Females

1132

F20-24

200

6.43M→6.62M

6.4 - 6.6 mi

×1story
+16ft-0ft

Overall

-

Females

-

F20-24

-

6.62M→10.65M

6.6 - 10.7 mi

Top 46%
×21story building
+153ft-361ft

Overall

2772

Females

958

F20-24

176

10.65M→Finish

10.7 - 13.1 mi

Top 56%
×17story building
+244ft-114ft

Overall

3377

Females

1282

F20-24

229

Passing Analysis

Category:
▼Net Change
0
0 passed by0* passed
SegmentMovementRank
Start → 1.40M-#2430
1.40M → 2.13M
204151-53
#2430 → #2483
2.13M → 6.43M
508105*-403
#2483 → #2886
6.43M → 6.62M
10938-71
#2886 → #2957
6.62M → 10.65M
89201*+112
#2957 → #2845
10.65M → Finish
15066*-84
#2845 → #2929
TOTALS
1060561*-499
#2430 → #2929

* 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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Public Race Data

The San Francisco Marathon

The San Francisco Marathon

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