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SF MARATHON 2ND HALF 2026

Stephanie Tondow

Bib: 265•F•Age: 37

Oakland, CA

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

Start
0:00:00
Race begins
2M
15:15
Rank: #295
Start → 2M
15:15 | 7:37/mi
4M
29:41
Rank: #312 (-17)
2M → 4M
14:26 | 7:13/mi
6M
48:23
Rank: #309 (+3)
4M → 6M
18:42 | 9:21/mi
8M
1:00:25
Rank: #331 (-22)
6M → 8M
12:02 | 6:01/mi
10M
1:16:34
Rank: #348 (-17)
8M → 10M
16:09 | 8:05/mi
12M
1:33:05
Rank: #355 (-7)
10M → 12M
16:31 | 8:15/mi
Finish· 13.11 mi
1:41:47
Rank: #350 (+5)
12M → Finish
8:42 | 7:51/mi

The Course

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Half Splits

1st Half· via 6MFaster
Distance6.00 mi
Time48:23
Pace8:04 /mi
2nd Half
Distance7.11 mi
Time53:24
Pace7:31 /mi
📊Positive Split: 10.4% slower second half

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.

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
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 mi295536389(Top 10%)84(Top 5%)9(Top 4%)
4M4.00 mi2.00 mi312-1758-57-1354(Top 9%)71(Top 4%)9(Top 4%)
6M6.00 mi2.00 mi309+357+15+2319(Top 8%)61(Top 3%)5(Top 2%)
8M8.00 mi2.00 mi331-2264-76-1459(Top 12%)91(Top 5%)11(Top 5%)
10M10.00 mi2.00 mi348-1768-46433(Top 11%)88(Top 5%)9(Top 4%)
12M12.00 mi2.00 mi355-773-59-3389(Top 10%)84(Top 5%)9(Top 4%)
Finish13.11 mi1.11 mi350+572+19363(Top 9%)82(Top 5%)10(Top 5%)

Segment Performance Analysis

10M→12M

0.0 - 2.0 mi

Top 10%
×9stories
+138ft-68ft

Overall

389

Females

84

F35-39

9

2M→4M

2.0 - 4.0 mi

Top 9%
×13stories
+163ft-19ft

Overall

354

Females

71

F35-39

9

4M→6M

4.0 - 6.0 mi

Top 8%
×4stories
+55ft-83ft

Overall

319

Females

61

F35-39

5

6M→8M

6.0 - 8.0 mi

Top 12%
×10stories
+65ft-151ft

Overall

459

Females

91

F35-39

11

8M→10M

8.0 - 10.0 mi

Top 11%
×10stories
+61ft-174ft

Overall

433

Females

88

F35-39

9

10M→12M

10.0 - 12.0 mi

Top 10%
×3stories
+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 Visuals

Category:
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🔥Passing Intensity

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🔄Passing Circle

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🌊Position Flow

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🏃Race Lanes

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Official Timing Data

The San Francisco Marathon

The San Francisco Marathon