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SF MARATHON 2ND HALF 2026

Stephanie Tondow

Oakland, CA

Bib: 265 F 37

0:00
0:00
/ mi
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Overall
#0 / 3840
Top 9%
Gender (Female)
#0 / 1760
Top 4%
Division (F35-39)
#0 / 222
Top 4%
Race Day Weather
59°/49°F
scattered clouds

Race Timeline

Ribbon color based on
FasterSteadySlower· vs. your average pace
Start
0:00
Race begins
48 ft elev
2M
7:37/mi
15:15
↑ 138↓ 680.7%
122 ft elev
4M
7:13/mi
29:41
↑ 1631.4%
280 ft elev
6M
9:21/mi
48:23
↑ 55↓ 830.3%
247 ft elev
8M
6:01/mi
1:00:25
↑ 65↓ 1510.8%
143 ft elev
10M
8:05/mi
1:16:34
↑ 61↓ 1741.1%
25 ft elev
12M
8:15/mi
1:33:05
↑ 41↓ 530.1%
12 ft elev
Finish· 13.11 mi
7:51/mi
1:41:47
→ flat
11 ft elev
Course Elevation
9–292 ft
≈
×24story building
•▲ 548 ft climb · ▼ 587 ft descent

The Course

Half Splits

1st Half· via 6M
48:238:04 /mi⚡ faster
2nd Half
53:247:31 /mi+10.4%
Positive split — 10.4% slower in the second half
Is this your race?

Your race, unpacked

See your splits, ranks & AI insights.

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
2M
2.00 mi08:45:1715:157:3715:15
7:37
-
4M
4.00 mi08:59:4329:417:2514:26
7:13
-0:24
6M
6.00 mi09:18:2548:238:0418:42
9:21
+2:08
8M
8.00 mi09:30:271:00:257:3312:02
6:01
-3:20
10M
10.00 mi09:46:361:16:347:3916:09
8:05
+2:04
12M
12.00 mi10:03:071:33:057:4516:31
8:15
+0:10
Finish
13.11 mi10:11:491:41:477:468:42
7:51
-0:24

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

6:01 /mi

Average Pace

7:46 /mi

Slowest Pace

9:21 /mi

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Fastest
Middle
Slowest
Average

Segments

Segment Time Comparison

Time at Faster Pace

26:28

26% of race

Time at Steady Pace

56:37

56% of race

Time at Slower Pace

18:42

18% of race

Average Pace: 7:46 /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.

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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
2M
2.00 mi08:45:1715:157:3715:15
7:37
#295
4M
4.00 mi08:59:4329:417:2514:26
7:13
#312
6M
6.00 mi09:18:2548:238:0418:42
9:21
#309
8M
8.00 mi09:30:271:00:257:3312:02
6:01
#331
10M
10.00 mi09:46:361:16:347:3916:09
8:05
#348
12M
12.00 mi10:03:071:33:057:4516:31
8:15
#355
Finish
13.11 mi10:11:491:41:477:468:42
7:51
#350
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF35-39Seg. OverallSeg. FemalesSeg. F35-39
2M2.00 mi2.00 mi295536389849
4M4.00 mi2.00 mi312-1758-57-1354719
6M6.00 mi2.00 mi309+357+15+2319615
8M8.00 mi2.00 mi331-2264-76-14599111
10M10.00 mi2.00 mi348-1768-46433889
12M12.00 mi2.00 mi355-773-59-3389849
Finish13.11 mi1.11 mi350+572+193638210

Segment Performance Analysis

10M→12M

0.0 - 2.0 mi

Top 10%
×9story building
+138ft-68ft

Overall

389

Females

84

F35-39

9

2M→4M

2.0 - 4.0 mi

Top 9%
×13story building
+163ft-19ft

Overall

354

Females

71

F35-39

9

4M→6M

4.0 - 6.0 mi

Top 8%
×4story building
+55ft-83ft

Overall

319

Females

61

F35-39

5

6M→8M

6.0 - 8.0 mi

Top 12%
×10story building
+65ft-151ft

Overall

459

Females

91

F35-39

11

8M→10M

8.0 - 10.0 mi

Top 11%
×10story building
+61ft-174ft

Overall

433

Females

88

F35-39

9

10M→12M

10.0 - 12.0 mi

Top 10%
×3story building
+41ft-53ft

Overall

389

Females

84

F35-39

9

12M→Finish

12.0 - 13.1 mi

Top 9%
×1human
+6ft-6ft

Overall

363

Females

82

F35-39

10

Passing Analysis

Category:
Athletes Passed
53
Passed By
108
Net Change
-55
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 2M----#295
2M → 4M1532-17#295#312
4M → 6M1512+3#312#309
6M → 8M325-22#309#331
8M → 10M522-17#331#348
10M → 12M613-7#348#355
12M → Finish94+5#355#350
TOTALS53108-55

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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Download your race performance as a GPX or TCX file to import into Strava, Garmin Connect, or other fitness apps.

Questions or issues regarding timing data?

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