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SF MARATHON 1ST HALF 2023

Tracy Heiser

Napa, CA

Bib: 12257 F 43

0:00
0:00
/ mi
Masters
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Overall
#0 / 6072
Gender (Female)
#0 / 2732
Masters (Masters Women)
#0 / 746
Division (F40-44)
#0 / 268
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
9:47/mi
13:42
→ flat
2.13M
20:41/mi
28:48
→ flat
6.43M
15:26/mi
1:35:08
↑ 274↓ 78
6.62M
-45:-21/mi
1:26:42
↑ 16
10.65M
10:36/mi
2:09:25
↑ 153↓ 361
Finish· 13.11 mi
9:59/mi
2:33:57
↑ 244↓ 114
Course Elevation
10–277 ft
≈
×22story building
•▲ 774 ft climb · ▼ 557 ft descent

The Course

Half Splits

1st Half· via 6.62M
1:26:4213:06 /mi+22.4%
2nd Half
1:07:1510:22 /mi✓ faster
Negative split — 22.4% 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
13:429:471.40 mi13:42
9:47
-
2.13M
28:4813:310.73 mi15:06
20:41
+10:54
6.43M
1:35:0814:484.30 mi1:06:20
15:26
-5:15
6.62M
1:26:4213:060.19 mi
-45:-21
-60:47
10.65M
2:09:2512:094.03 mi42:43
10:36
+55:57
Finish(13.11 mi)
2:33:5711:452.46 mi24:32
9:59
-0:37
Trend:
Faster pace
Steady pace
Slower pace

Checkpoints & Pacing

Pace Line

Fastest Pace

-46:-21 /mi

Average Pace

11:45 /mi

Slowest Pace

20:41 /mi

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Fastest
Middle
Slowest
Average

Segments

Time at Faster Pace

2:33:57

100% of race

Time at Steady Pace

0:00

0% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 11:45 /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. DistOverallFemalesF40-44Seg. OverallSeg. FemalesSeg. F40-44
1.40M1.40 mi3723140111037231401110
2.13M0.73 mi3930-2071509-108123-1342601696149
6.43M4.30 mi5242-13122206-697192-6955462398220
6.62M0.19 mi5221+212195+11194-2---
10.65M4.03 mi4771+4501946+249168+2637171431126
Finish(13.11 mi)2.46 mi4493+2781808+138153+1532951251106

Segment Performance Analysis

Start → 1.40M

0.0 - 1.4 mi

Top 61%
~flat
+3ft-2ft

Overall

3723

Females

1401

F40-44

110

1.40M→2.13M

1.4 - 2.1 mi

Top 70%
~flat
+3ft-1ft

Overall

4260

Females

1696

F40-44

149

2.13M→6.43M

2.1 - 6.4 mi

Top 91%
×17story building
+274ft-78ft

Overall

5546

Females

2398

F40-44

220

6.43M→6.62M

6.4 - 6.6 mi

×1story
+16ft-0ft

Overall

-

Females

-

F40-44

-

6.62M→10.65M

6.6 - 10.7 mi

Top 61%
×21story building
+153ft-361ft

Overall

3717

Females

1431

F40-44

126

10.65M→Finish

10.7 - 13.1 mi

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

Overall

3295

Females

1251

F40-44

106

Passing Analysis

Category:
▼Net Change
0
0 passed by0* passed
SegmentMovementRank
Start → 1.40M-#3723
1.40M → 2.13M
326119-207
#3723 → #3930
2.13M → 6.43M
133523*-1312
#3930 → #5242
6.43M → 6.62M
4162+21
#5242 → #5221
6.62M → 10.65M
12462*+450
#5221 → #4771
10.65M → Finish
4282*+278
#4771 → #4493
TOTALS
1718948*-770
#3723 → #4493

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

Passing Visualized

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Passing Circle

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Position Flow

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Race Lanes

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