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SF MARATHON 1ST HALF 2025

Barbara Wessen Chang

SACRAMENTO, CA

Bib: 19210 F 72

0:00
0:00
/ mi
Masters
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Overall
#0 / 7100
Gender (Female)
#0 / 3107
Masters (Masters Women)
#0 / 776
Division (F70-74)
#0 / 5
Race Day Weather
56°/46°F
light rain

Race Timeline

Ribbon color based on
FasterSteadySlower· vs. your average pace
Start
0:00
Race begins
10 ft elev
1.81M
12:31/mi
22:39
→ flat
12 ft elev
5.34M
13:28/mi
1:10:12
↑ 80↓ 74
19 ft elev
6.15M
15:46/mi
1:22:58
↑ 1262.8%
149 ft elev
10.54M
14:18/mi
2:25:43
↑ 230↓ 3610.6%
20 ft elev
11.05M
19:09/mi
2:35:29
↑ 1726.4%
213 ft elev
Finish· 13.11 mi
13:26/mi
3:03:08
↑ 97↓ 1140.2%
205 ft elev
Course Elevation
10–277 ft
≈
×22story building
•▲ 774 ft climb · ▼ 557 ft descent

The Course

Half Splits

1st Half· via 6.15M
1:22:5813:29 /mi⚡ faster
2nd Half
1:40:1014:24 /mi+20.7%
Positive split — 20.7% slower in the second half
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Your race, unpacked

See your splits, ranks & AI insights.

Checkpoint Splits

CheckpointTimeAvg PaceSegment LengthSegment TimeSegment PaceTrendDiff
1.81M
22:3912:311.81 mi22:39
12:31
-
5.34M
1:10:1213:093.53 mi47:33
13:28
+0:57
6.15M
1:22:5813:290.81 mi12:46
15:46
+2:18
10.54M
2:25:4313:504.39 mi1:02:45
14:18
-1:28
11.05M
2:35:2914:040.51 mi9:46
19:09
+4:51
Finish(13.11 mi)
3:03:0813:582.06 mi27:39
13:26
-5:43
Trend:
Faster pace
Steady pace
Slower pace

Checkpoints & Pacing

Pace Line

Fastest Pace

12:31 /mi

Average Pace

13:58 /mi

Slowest Pace

19:09 /mi

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Fastest
Middle
Slowest
Average

Segments

Time at Faster Pace

22:39

12% of race

Time at Steady Pace

2:17:57

75% of race

Time at Slower Pace

22:32

12% of race

Average Pace: 13:58 /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. DistOverallFemalesF70-74Seg. OverallSeg. FemalesSeg. F70-74
1.81M1.81 mi678629204678629204
5.34M3.53 mi6789-32909+113+1679129052
6.15M0.81 mi6819-302930-213695830213
10.54M4.39 mi6783+362919+113672128932
11.05M0.51 mi6775+82913+63634726702
Finish(13.11 mi)2.06 mi6698+772866+473595525301

Segment Performance Analysis

Start → 1.81M

0.0 - 1.8 mi

Top 96%
~flat
+4ft-3ft

Overall

6786

Females

2920

F70-74

4

1.81M→5.34M

1.8 - 5.3 mi

Top 96%
×4story building
+80ft-74ft

Overall

6791

Females

2905

F70-74

2

5.34M→6.15M

5.3 - 6.2 mi

Top 98%
×10story building
+126ft-4ft

Overall

6958

Females

3021

F70-74

3

6.15M→10.54M

6.2 - 10.5 mi

Top 95%
×21story building
+230ft-361ft

Overall

6721

Females

2893

F70-74

2

10.54M→11.05M

10.5 - 11.1 mi

Top 89%
×14story building
+172ft-0ft

Overall

6347

Females

2670

F70-74

2

11.05M→Finish

11.1 - 13.1 mi

Top 84%
×7story building
+97ft-114ft

Overall

5955

Females

2530

F70-74

1

Passing Analysis

Category:
▲Net Change
+0
0 passed by0* passed
SegmentMovementRank
Start → 1.81M-#6786
1.81M → 5.34M
10198*-3
#6786 → #6789
5.34M → 6.15M
366-30
#6789 → #6819
6.15M → 10.54M
4682*+36
#6819 → #6783
10.54M → 11.05M
715+8
#6783 → #6775
11.05M → Finish
885*+77
#6775 → #6698
TOTALS
198286*+88
#6786 → #6698

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

Passing Visualized

Category:
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Passing Circle

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Position Flow

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Race Lanes

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