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SF MARATHON 1ST HALF 2023

Leah Rivkin

San Francisco, CA

Bib: 10270 F 26

0:00
0:00
/ mi
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Overall
#0 / 6072
Top 26%
Gender (Female)
#0 / 2732
Top 17%
Division (F25-29)
#0 / 629
Top 21%
Race Day Weather
60°/50°F
overcast clouds

⏱️ Race Timeline

Ribbon color based on
FasterSteadySlower· vs. your average pace
Start
0:00
Race begins
10 ft elev
1.40M
8:58/mi
12:33
→ flat
11 ft elev
2.13M
17:17/mi
25:10
→ flat
13 ft elev
6.43M
10:50/mi
1:11:47
↑ 274↓ 780.9%
213 ft elev
6.62M
-31:-35/mi
1:05:58
↑ 161.6%
239 ft elev
10.65M
9:01/mi
1:42:19
↑ 153↓ 3611.0%
48 ft elev
Finish· 13.11 mi
8:25/mi
2:03:00
↑ 244↓ 1141.0%
205 ft elev
Course Elevation
10–277 ft
≈
×22story building
•▲ 774 ft climb · ▼ 557 ft descent

The Course

Half Splits

1st Half· via 6.62M
1:05:589:58 /mi+13.5%
2nd Half
57:028:47 /mi✓ faster
Negative split — 13.5% faster in the second half
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Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
1.40M
1.40 mi07:00:4012:338:5812:33
8:58
-
2.13M
2.13 mi07:13:1725:1011:4912:37
17:17
+8:19
6.43M
6.43 mi07:59:541:11:4711:1046:37
10:50
-6:27
6.62M
6.62 mi07:54:051:05:589:58
-31:-35
-42:25
10.65M
10.65 mi08:30:261:42:199:3636:21
9:01
+40:36
Finish
13.11 mi08:51:072:03:009:2320:41
8:25
-0:36

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

-32:-35 /mi

Average Pace

9:23 /mi

Slowest Pace

17:17 /mi

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Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:03:00

100% of race

Time at Steady Pace

0:00

0% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 9:23 /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.

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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
1.40M
1.40 mi07:00:4012:338:5812:33
8:58
#2307
2.13M
2.13 mi07:13:1725:1011:4912:37
17:17
#1849
6.43M
6.43 mi07:59:541:11:4711:1046:37
10:50
#1730
6.62M
6.62 mi07:54:051:05:589:58
-31:-35
#1778
10.65M
10.65 mi08:30:261:42:199:3636:21
9:01
#1699
Finish
13.11 mi08:51:072:03:009:2320:41
8:25
#1608
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF25-29Seg. OverallSeg. FemalesSeg. F25-29
1.40M1.40 mi1.40 mi23077582032307758203
2.13M2.13 mi0.73 mi1849+458574+184165+381579488130
6.43M6.43 mi4.30 mi1730+119516+58151+141756523147
6.62M6.62 mi0.19 mi1778-48537-21159-8---
10.65M10.65 mi4.03 mi1699+79494+43141+181655462128
Finish13.11 mi2.46 mi1608+91458+36134+71440403112

Segment Performance Analysis

Start → 1.40M

0.0 - 1.4 mi

Top 38%
~flat
+3ft-2ft

Overall

2307

Females

758

F25-29

204

1.40M→2.13M

1.4 - 2.1 mi

Top 26%
~flat
+3ft-1ft

Overall

1579

Females

488

F25-29

134

2.13M→6.43M

2.1 - 6.4 mi

Top 29%
×17story building
+274ft-78ft

Overall

1756

Females

523

F25-29

147

6.43M→6.62M

6.4 - 6.6 mi

×1story
+16ft-0ft

Overall

-

Females

-

F25-29

-

6.62M→10.65M

6.6 - 10.7 mi

Top 27%
×21story building
+153ft-361ft

Overall

1655

Females

462

F25-29

128

10.65M→Finish

10.7 - 13.1 mi

Top 24%
×17story building
+244ft-114ft

Overall

1440

Females

403

F25-29

112

Passing Analysis

Category:
Athletes Passed
1037*
Passed By
338
Net Change
+699
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 1.40M----#2307
1.40M → 2.13M48527+458#2307#1849
2.13M → 6.43M253*134+119#1849#1730
6.43M → 6.62M3280-48#1730#1778
6.62M → 10.65M140*61+79#1778#1699
10.65M → Finish127*36+91#1699#1608
TOTALS1037*338+699

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

Passing Charts

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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