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SF MARATHON 1ST HALF 2023

Michihiro Horikawa

Albany, CA

Bib: 16582 M 29

0:00
0:00
/ mi
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Overall
#0 / 6072
Top 50%
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
9:59/mi
13:58
→ flat
11 ft elev
2.13M
19:15/mi
28:01
→ flat
13 ft elev
6.43M
11:46/mi
1:18:37
↑ 274↓ 780.9%
213 ft elev
6.62M
-33:-36/mi
1:12:25
↑ 161.6%
239 ft elev
10.65M
9:51/mi
1:52:05
↑ 153↓ 3611.0%
48 ft elev
Finish· 13.11 mi
9:57/mi
2:16:33
↑ 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
1:12:2510:56 /mi+11.4%
2nd Half
1:04:089:53 /mi✓ faster
Negative split — 11.4% faster in the second half
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Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
1.40M
1.40 mi07:05:4313:589:5913:58
9:59
-
2.13M
2.13 mi07:19:4628:0113:0914:03
19:15
+9:16
6.43M
6.43 mi08:10:221:18:3712:1450:36
11:46
-7:29
6.62M
6.62 mi08:04:101:12:2510:56
-33:-36
-45:22
10.65M
10.65 mi08:43:501:52:0510:3139:40
9:51
+43:27
Finish
13.11 mi09:08:182:16:3310:2524:28
9:57
+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

-34:-36 /mi

Average Pace

10:25 /mi

Slowest Pace

19:15 /mi

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Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:16:33

100% of race

Time at Steady Pace

0:00

0% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 10:25 /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.

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 mi07:05:4313:589:5913:58
9:59
#3966
2.13M
2.13 mi07:19:4628:0113:0914:03
19:15
#3510
6.43M
6.43 mi08:10:221:18:3712:1450:36
11:46
#3016
6.62M
6.62 mi08:04:101:12:2510:56
-33:-36
#3123
10.65M
10.65 mi08:43:501:52:0510:3139:40
9:51
#2971
Finish
13.11 mi09:08:182:16:3310:2524:28
9:57
#3011
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM25-29Seg. OverallSeg. MalesSeg. M25-29
1.40M1.40 mi1.40 mi3966244054439662440544
2.13M2.13 mi0.73 mi3510+4562208+232502+4231682023457
6.43M6.43 mi4.30 mi3016+4941953+255446+5628751870434
6.62M6.62 mi0.19 mi3123-1071997-44456-10---
10.65M10.65 mi4.03 mi2971+1521928+69441+1527541799419
Finish13.11 mi2.46 mi3011-401942-14446-532572021460

Segment Performance Analysis

Start → 1.40M

0.0 - 1.4 mi

Top 65%
~flat
+3ft-2ft

Overall

3966

Males

2440

M25-29

547

1.40M→2.13M

1.4 - 2.1 mi

Top 52%
~flat
+3ft-1ft

Overall

3168

Males

2023

M25-29

463

2.13M→6.43M

2.1 - 6.4 mi

Top 47%
×17story building
+274ft-78ft

Overall

2875

Males

1870

M25-29

436

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 45%
×21story building
+153ft-361ft

Overall

2754

Males

1799

M25-29

420

10.65M→Finish

10.7 - 13.1 mi

Top 54%
×17story building
+244ft-114ft

Overall

3257

Males

2021

M25-29

460

Passing Analysis

Category:
Athletes Passed
1433*
Passed By
478
Net Change
+955
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 1.40M----#3966
1.40M → 2.13M50953+456#3966#3510
2.13M → 6.43M579*85+494#3510#3016
6.43M → 6.62M33140-107#3016#3123
6.62M → 10.65M231*79+152#3123#2971
10.65M → Finish81*121-40#2971#3011
TOTALS1433*478+955

* 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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The San Francisco Marathon

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