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SF MARATHON 1ST HALF 2026

Mark Oshiro

Bib: 15253•X•Age: 42

Atlanta, GA

0:00
0:00
/ mi
Masters
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Overall
#0 / 6575
Top 39%
Gender (Other)
#0 / 26
Top 27%
NB40-44
#0 / 5
Top 40%
Race Day Weather
59°/49°F
scattered clouds

⏱️ Race Timeline

Course Elevation
10–277 ft
≈
×22story building
•▲ 774 ft climb · ▼ 557 ft descent
Ribbon color based on
FasterSteadySlower· vs. your average pace
Start
0:00
Race begins
2M
9:56/mi
19:52
→ flat
4M
10:10/mi
40:11
↑ 67↓ 69
6M
10:02/mi
1:00:16
↑ 1231.1%
8M
9:41/mi
1:19:38
↑ 166↓ 531.1%
9.6M
9:41/mi
1:35:07
↑ 68↓ 1931.5%
10M
18:31/mi
1:42:31
↓ 241.1%
10.5M
5:12/mi
1:45:07
↓ 732.7%
12M
13:33/mi
2:05:27
↑ 2803.2%
Finish· 13.11 mi
9:50/mi
2:16:21
↑ 14↓ 891.3%

The Course

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Half Splits

1st Half· via 6MFaster
Distance6.00 mi
Time1:00:16
Pace10:03 /mi
2nd Half
Distance7.11 mi
Time1:16:05
Pace10:42 /mi
📊Positive Split: 26.2% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
2M
2.00 mi06:57:4319:529:5619:52
9:56
-
4M
4.00 mi07:18:0240:1110:0320:19
10:10
+0:14
6M
6.00 mi07:38:071:00:1610:0320:05
10:02
-0:08
8M
8.00 mi07:57:291:19:389:5719:22
9:41
-0:21
9.6M
9.60 mi08:12:581:35:079:5415:29
9:41
0:00
10M
10.00 mi08:20:221:42:3110:157:24
18:31
+8:50
10.5M
10.50 mi08:22:581:45:0710:012:36
5:12
-13:19
12M
12.00 mi08:43:182:05:2710:2720:20
13:33
+8:21
Finish
13.11 mi08:54:122:16:2110:2410:54
9:50
-3:43

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

5:12 /mi

Average Pace

10:24 /mi

Slowest Pace

18:31 /mi

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Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:36

2% of race

Time at Steady Pace

1:46:01

78% of race

Time at Slower Pace

27:44

20% of race

Average Pace: 10:24 /mi

Loading chart...
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 mi06:57:4319:529:5619:52
9:56
#2920
4M
4.00 mi07:18:0240:1110:0320:19
10:10
#2933
6M
6.00 mi07:38:071:00:1610:0320:05
10:02
#2818
8M
8.00 mi07:57:291:19:389:5719:22
9:41
#2579
9.6M
9.60 mi08:12:581:35:079:5415:29
9:41
#2717
10M
10.00 mi08:20:221:42:3110:157:24
18:31
#2675
10.5M
10.50 mi08:22:581:45:0710:012:36
5:12
#2700
12M
12.00 mi08:43:182:05:2710:2720:20
13:33
#2601
Finish
13.11 mi08:54:122:16:2110:2410:54
9:50
#2579
Faster pace
Steady pace
Slower pace
Est.Checkpoint not recorded (estimated)
~Segment time uses estimated prior
Featured Segment

Garmin Challenge

Top 43%
Garmin Challenge
Course map with the garmin challenge highlighted
Garmin Challenge · 9.6–10.5 mi · © Mapbox © OpenStreetMap

10:00

Segment Time

11:07/mi

Pace

0.90 mi

Distance

Overall

2822

Gender

10

Division

3

See the full Garmin Challenge leaderboard

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallXNB40-44Seg. OverallSeg. XSeg. NB40-44
2M2.00 mi2.00 mi29201022383(Top 36%)7(Top 27%)1(Top 20%)
4M4.00 mi2.00 mi2933-131023038(Top 46%)9(Top 35%)2(Top 40%)
6M6.00 mi2.00 mi2818+1159+122727(Top 41%)8(Top 31%)1(Top 20%)
8M8.00 mi2.00 mi2579+2398+121973(Top 30%)6(Top 23%)2(Top 40%)
9.6M9.60 mi1.60 mi2717-1389-123577(Top 54%)12(Top 46%)2(Top 40%)
10M10.00 mi0.40 mi2675+428+122699(Top 41%)7(Top 27%)1(Top 20%)
10.5M10.50 mi0.50 mi2700-25823626(Top 55%)13(Top 50%)3(Top 60%)
12M12.00 mi1.50 mi2601+997+122383(Top 36%)7(Top 27%)1(Top 20%)
Finish13.11 mi1.11 mi2579+22722651(Top 40%)8(Top 31%)2(Top 40%)

Segment Performance Analysis

10.5M→12M

0.0 - 2.0 mi

Top 36%
~flat
+5ft-3ft

Overall

2383

X

7

X40-44

1

2M→4M

2.0 - 4.0 mi

Top 46%
×4story building
+67ft-69ft

Overall

3038

X

9

X40-44

2

4M→6M

4.0 - 6.0 mi

Top 41%
×9story building
+123ft-9ft

Overall

2727

X

8

X40-44

1

6M→8M

6.0 - 8.0 mi

Top 30%
×12story building
+166ft-53ft

Overall

1973

X

6

X40-44

2

8M→9.6M

8.0 - 9.6 mi

Top 54%
×13story building
+68ft-193ft

Overall

3577

X

12

X40-44

2

9.6M→10M

9.6 - 10.0 mi

Top 41%
×2story building
+0ft-24ft

Overall

2699

X

7

X40-44

1

10M→10.5M

10.0 - 10.5 mi

Top 55%
×6story building
+1ft-73ft

Overall

3626

X

13

X40-44

4

10.5M→12M

10.5 - 12.0 mi

Top 36%
×21story building
+280ft-26ft

Overall

2383

X

7

X40-44

1

12M→Finish

12.0 - 13.1 mi

Top 40%
×7story building
+14ft-89ft

Overall

2651

X

8

X40-44

2

Passing Analysis

Category:
Athletes Passed
868*
Passed By
527
Net Change
+341
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 2M----#2920
2M → 4M145158-13#2920#2933
4M → 6M17358+115#2933#2818
6M → 8M274*35+239#2818#2579
8M → 9.6M34172-138#2579#2717
9.6M → 10M5614+42#2717#2675
10M → 10.5M126-25#2675#2700
10.5M → 12M13940+99#2700#2601
12M → Finish46*24+22#2601#2579
TOTALS868*527+341

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

📊

Passing Visuals

Category:
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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

Race Place Events

Race Place Events