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SF MARATHON 1ST HALF 2023

Kris Jackson

Mountain View, CA

Bib: 11111 M 25

0:00
0:00
/ mi
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Overall
#0 / 6072
Gender (Male)
#0 / 3331
Division (M25-29)
#0 / 688
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
9:42/mi
13:35
→ flat
11 ft elev
2.13M
19:31/mi
27:50
→ flat
13 ft elev
6.43M
12:33/mi
1:21:46
↑ 274↓ 780.9%
213 ft elev
6.62M
-36:-41/mi
1:14:59
↑ 161.6%
239 ft elev
10.65M
10:40/mi
1:57:57
↑ 153↓ 3611.0%
48 ft elev
Finish· 13.11 mi
11:41/mi
2:26:41
↑ 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
1:14:5911:20 /mi+4.4%
2nd Half
1:11:4211:03 /mi✓ faster
Negative split — 4.4% 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
13:359:421.40 mi13:35
9:42
-
2.13M
27:5013:040.73 mi14:15
19:31
+9:49
6.43M
1:21:4612:434.30 mi53:56
12:33
-6:58
6.62M
1:14:5911:200.19 mi
-36:-41
-49:14
10.65M
1:57:5711:044.03 mi42:58
10:40
+47:21
Finish(13.11 mi)
2:26:4111:112.46 mi28:44
11:41
+1:01
Trend:
Faster pace
Steady pace
Slower pace

Checkpoints & Pacing

Pace Line

Fastest Pace

-37:-41 /mi

Average Pace

11:11 /mi

Slowest Pace

19:31 /mi

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Fastest
Middle
Slowest
Average

Segments

Time at Faster Pace

2:26:41

100% of race

Time at Steady Pace

0:00

0% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 11:11 /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

CheckpointDistanceSeg. DistOverallMalesM25-29Seg. OverallSeg. MalesSeg. M25-29
1.40M1.40 mi1.40 mi3586225451735862254517
2.13M2.13 mi0.73 mi3405+1812143+111487+3033952145486
6.43M6.43 mi4.30 mi3534-1292218-75500-1336892293520
6.62M6.62 mi0.19 mi3614-802252-34509-9---
10.65M10.65 mi4.03 mi3654-402277-25515-637922320525
Finish13.11 mi2.46 mi3939-2852410-133542-2747222739599

Segment Performance Analysis

Start → 1.40M

0.0 - 1.4 mi

Top 59%
~flat
+3ft-2ft

Overall

3586

Males

2254

M25-29

520

1.40M→2.13M

1.4 - 2.1 mi

Top 56%
~flat
+3ft-1ft

Overall

3395

Males

2145

M25-29

492

2.13M→6.43M

2.1 - 6.4 mi

Top 61%
×17story building
+274ft-78ft

Overall

3689

Males

2293

M25-29

522

6.43M→6.62M

6.4 - 6.6 mi

×1story
+16ft-0ft

Overall

-

Males

-

M25-29

-

6.62M→10.65M

6.6 - 10.7 mi

Top 62%
×21story building
+153ft-361ft

Overall

3792

Males

2320

M25-29

526

10.65M→Finish

10.7 - 13.1 mi

Top 78%
×17story building
+244ft-114ft

Overall

4722

Males

2739

M25-29

599

Passing Analysis

Category:
Athletes Passed
689*
Passed By
1042
Net Change
-353
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 1.40M----#3586
1.40M → 2.13M304123+181#3586#3405
2.13M → 6.43M218*347-129#3405#3534
6.43M → 6.62M35115-80#3534#3614
6.62M → 10.65M109*149-40#3614#3654
10.65M → Finish23*308-285#3654#3939
TOTALS689*1042-353

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

Passing Charts

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Passing Circle

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Position Flow

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Race Lanes

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