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SF MARATHON 1ST HALF 2023

Ilya Lederman

San Leandro, CA

Bib: 12311 M 30

0:00
0:00
/ mi
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Overall
#0 / 6072
Gender (Male)
#0 / 3331
Division (M30-34)
#0 / 723
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
8:36/mi
12:03
→ flat
11 ft elev
2.13M
20:20/mi
26:54
→ flat
13 ft elev
6.43M
13:09/mi
1:23:27
↑ 274↓ 780.9%
213 ft elev
6.62M
-44:-44/mi
1:15:08
↑ 161.6%
239 ft elev
10.65M
10:53/mi
1:59:00
↑ 153↓ 3611.0%
48 ft elev
Finish· 13.11 mi
10:59/mi
2:26:01
↑ 244↓ 1141.0%
205 ft elev
Course Elevation
10–277 ft
≈
×22story building
•▲ 774 ft climb · ▼ 557 ft descent

The Course

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Half Splits

1st Half· via 6.62M
Distance6.62 mi
Time1:15:08
Pace11:21 /mi
2nd Half✓ Faster
Distance6.49 mi
Time1:10:53
Pace10:55 /mi
📊Negative Split: 5.7% faster second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
1.40M
1.40 mi07:03:2612:038:3612:03
8:36
-
2.13M
2.13 mi07:18:1726:5412:3814:51
20:20
+11:44
6.43M
6.43 mi08:14:501:23:2712:5956:33
13:09
-7:11
6.62M
6.62 mi08:06:311:15:0811:21
-44:-44
-57:53
10.65M
10.65 mi08:50:231:59:0011:1043:52
10:53
+55:37
Finish
13.11 mi09:17:242:26:0111:0827:01
10:59
+0:06

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

-45:-44 /mi

Average Pace

11:08 /mi

Slowest Pace

20:20 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:26:01

100% of race

Time at Steady Pace

0:00

0% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 11:08 /mi

Loading chart...
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.

Loading...
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 mi07:03:2612:038:3612:03
8:36
#1745
2.13M
2.13 mi07:18:1726:5412:3814:51
20:20
#2851
6.43M
6.43 mi08:14:501:23:2712:5956:33
13:09
#3812
6.62M
6.62 mi08:06:311:15:0811:21
-44:-44
#3643
10.65M
10.65 mi08:50:231:59:0011:1043:52
10:53
#3774
Finish
13.11 mi09:17:242:26:0111:0827:01
10:59
#3872
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM30-34Seg. OverallSeg. MalesSeg. M30-34
1.40M1.40 mi1.40 mi174512062541745(Top 29%)1206(Top 36%)254(Top 35%)
2.13M2.13 mi0.73 mi2851-11061857-651407-1534023(Top 66%)2451(Top 74%)557(Top 77%)
6.43M6.43 mi4.30 mi3812-9612376-519539-1324235(Top 70%)2579(Top 77%)574(Top 79%)
6.62M6.62 mi0.19 mi3643+1692271+105512+27---
10.65M10.65 mi4.03 mi3774-1312347-76529-174062(Top 67%)2457(Top 74%)552(Top 76%)
Finish13.11 mi2.46 mi3872-982377-30534-54222(Top 70%)2503(Top 75%)573(Top 79%)

Segment Performance Analysis

Start → 1.40M

0.0 - 1.4 mi

Top 29%
~flat
+3ft-2ft

Overall

1745

Males

1206

M30-34

256

1.40M→2.13M

1.4 - 2.1 mi

Top 66%
~flat
+3ft-1ft

Overall

4023

Males

2451

M30-34

560

2.13M→6.43M

2.1 - 6.4 mi

Top 70%
×17story building
+274ft-78ft

Overall

4235

Males

2579

M30-34

577

6.43M→6.62M

6.4 - 6.6 mi

×1story
+16ft-0ft

Overall

-

Males

-

M30-34

-

6.62M→10.65M

6.6 - 10.7 mi

Top 67%
×21story building
+153ft-361ft

Overall

4062

Males

2457

M30-34

554

10.65M→Finish

10.7 - 13.1 mi

Top 70%
×17story building
+244ft-114ft

Overall

4222

Males

2503

M30-34

573

Passing Analysis

Category:
Athletes Passed
388*
Passed By
2515
Net Change
-2127
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 1.40M----#1745
1.40M → 2.13M51111-1106#1745#2851
2.13M → 6.43M67*1028-961#2851#3812
6.43M → 6.62M18415+169#3812#3643
6.62M → 10.65M72*203-131#3643#3774
10.65M → Finish60*158-98#3774#3872
TOTALS388*2515-2127

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

📊

Passing Visuals

Category:
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🔄Passing Circle

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🌊Position Flow

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🏃Race Lanes

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The San Francisco Marathon

The San Francisco Marathon

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