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SF MARATHON 1ST HALF 2026

Mason Matthaeus

Sacramento, CA

Bib: 19900 M 30

0:00
0:00
/ mi
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Overall
#0 / 6575
Top 26%
Gender (Male)
#0 / 3619
Top 35%
Division (M30-34)
#0 / 772
Top 37%
Race Day Weather
59°/49°F
scattered clouds

Race Timeline

Ribbon color based on
FasterSteadySlower· vs. your average pace
Start
0:00
Race begins
2M
8:32/mi
17:04
→ flat
4M
8:51/mi
34:46
↑ 67↓ 69
6M
8:51/mi
52:28
↑ 123
8M
8:56/mi
1:10:19
↑ 166↓ 53
9.6M
8:56/mi
1:24:36
↑ 68↓ 193
10M
18:51/mi
1:32:08
↓ 24
10.5M
4:56/mi
1:34:36
↓ 73
12M
14:12/mi
1:55:54
↑ 280
Finish· 13.11 mi
9:28/mi
2:06:24
↑ 14↓ 89
Course Elevation
10–277 ft
≈
×22story building
•▲ 774 ft climb · ▼ 557 ft descent

The Course

Half Splits

1st Half· via 6M
52:288:45 /mi⚡ faster
2nd Half
1:13:5610:24 /mi+40.9%
Positive split — 40.9% 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
2M
17:048:322.00 mi17:04
8:32
-
4M
34:468:422.00 mi17:42
8:51
+0:19
6M
52:288:452.00 mi17:42
8:51
0:00
8M
1:10:198:472.00 mi17:51
8:56
+0:05
9.6M
1:24:368:491.60 mi14:17
8:56
0:00
10M
1:32:089:130.40 mi7:32
18:51
+9:55
10.5M
1:34:369:010.50 mi2:28
4:56
-13:55
12M
1:55:549:401.50 mi21:18
14:12
+9:16
Finish(13.11 mi)
2:06:249:391.11 mi10:30
9:28
-4:44
Trend:
Faster pace
Steady pace
Slower pace
Est.Checkpoint not recorded (estimated)
~Segment time uses estimated prior

Checkpoints & Pacing

Pace Line

Fastest Pace

4:56 /mi

Average Pace

9:39 /mi

Slowest Pace

18:51 /mi

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Fastest
Middle
Slowest
Average

Segments

Time at Faster Pace

2:28

2% of race

Time at Steady Pace

1:35:06

75% of race

Time at Slower Pace

28:50

23% of race

Average Pace: 9:38 /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
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

2813

Men

1894

Division

422

See the full Garmin Challenge leaderboard

Checkpoint and Segment Rankings

CheckpointSeg. DistOverallMalesM30-34Seg. OverallSeg. MalesSeg. M30-34
2M2.00 mi95576915829021922416
4M2.00 mi1049-94839-70173-151211967212
6M2.00 mi1095-46873-34187-141247991218
8M2.00 mi1104-9894-21197-101201950209
9.6M1.60 mi1332-2281049-155231-3426421679372
10M0.40 mi1461-1291134-85250-1928801922423
10.5M0.50 mi1486-251153-19259-929211963427
12M1.50 mi1700-2141275-122282-2329021922416
Finish(13.11 mi)1.11 mi1701-11279-4286-422041549353

Segment Performance Analysis

10.5M→12M

0.0 - 2.0 mi

Top 44%
~flat
+5ft-3ft

Overall

2902

Males

1922

M30-34

417

2M→4M

2.0 - 4.0 mi

Top 18%
×4story building
+67ft-69ft

Overall

1211

Males

967

M30-34

213

4M→6M

4.0 - 6.0 mi

Top 19%
×9story building
+123ft-9ft

Overall

1247

Males

991

M30-34

219

6M→8M

6.0 - 8.0 mi

Top 18%
×12story building
+166ft-53ft

Overall

1201

Males

950

M30-34

210

8M→9.6M

8.0 - 9.6 mi

Top 40%
×13story building
+68ft-193ft

Overall

2642

Males

1679

M30-34

373

9.6M→10M

9.6 - 10.0 mi

Top 44%
×2story building
+0ft-24ft

Overall

2880

Males

1922

M30-34

424

10M→10.5M

10.0 - 10.5 mi

Top 44%
×6story building
+1ft-73ft

Overall

2921

Males

1963

M30-34

429

10.5M→12M

10.5 - 12.0 mi

Top 44%
×21story building
+280ft-26ft

Overall

2902

Males

1922

M30-34

417

12M→Finish

12.0 - 13.1 mi

Top 34%
×7story building
+14ft-89ft

Overall

2204

Males

1549

M30-34

353

Passing Analysis

Category:
▼Net Change
0
0 passed by0* passed
SegmentMovementRank
Start → 2M-#955
2M → 4M
13743-94
#955 → #1049
4M → 6M
8337-46
#1049 → #1095
6M → 8M
10495-9
#1095 → #1104
8M → 9.6M
2324-228
#1104 → #1332
9.6M → 10M
1345-129
#1332 → #1461
10M → 10.5M
272-25
#1461 → #1486
10.5M → 12M
22410-214
#1486 → #1700
12M → Finish
4039*-1
#1700 → #1701
TOTALS
981235*-746
#955 → #1701

* 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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Official Timing Data

The San Francisco Marathon

The San Francisco Marathon

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