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SF MARATHON 1ST HALF 2026

Erik Swanson

Monte Sereno, CA

Bib: 17598 M 53

0:00
0:00
/ mi
Masters
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Overall
#0 / 6575
Top 30%
Gender (Male)
#0 / 3619
Top 40%
Masters (Masters Men)
#0 / 1030
Top 30%
Division (M50-54)
#0 / 196
Top 34%
Race Day Weather
59°/49°F
scattered clouds

Race Timeline

Ribbon color based on
FasterSteadySlower· vs. your average pace
Start
0:00
Race begins
10 ft elev
2M
9:25/mi
18:51
→ flat
12 ft elev
4M
9:36/mi
38:03
↑ 67↓ 69
10 ft elev
6M
9:36/mi
57:16
↑ 1231.1%
126 ft elev
8M
9:17/mi
1:15:50
↑ 166↓ 531.1%
246 ft elev
9.6M
9:17/mi
1:30:42
↑ 68↓ 1931.5%
126 ft elev
10M
17:16/mi
1:37:36
↓ 241.1%
90 ft elev
10.5M
4:28/mi
1:39:50
↓ 732.7%
18 ft elev
12M
13:06/mi
1:59:29
↑ 2803.2%
272 ft elev
Finish· 13.11 mi
9:08/mi
2:09:37
↑ 14↓ 891.3%
205 ft elev
Course Elevation
10–277 ft
≈
×22story building
•▲ 774 ft climb · ▼ 557 ft descent

The Course

Half Splits

1st Half· via 6M
57:169:33 /mi⚡ faster
2nd Half
1:12:2110:11 /mi+26.3%
Positive split — 26.3% 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
18:519:252.00 mi18:51
9:25
-
4M
38:039:312.00 mi19:12
9:36
+0:11
6M
57:169:332.00 mi19:13
9:36
0:00
8M
1:15:509:292.00 mi18:34
9:17
-0:19
9.6M
1:30:429:271.60 mi14:52
9:17
0:00
10M
1:37:369:460.40 mi6:54
17:16
+7:59
10.5M
1:39:509:300.50 mi2:14
4:28
-12:48
12M
1:59:299:571.50 mi19:39
13:06
+8:38
Finish(13.11 mi)
2:09:379:531.11 mi10:08
9:08
-3:58
Trend:
Faster pace
Steady pace
Slower pace
Est.Checkpoint not recorded (estimated)
~Segment time uses estimated prior

Checkpoints & Pacing

Pace Line

Fastest Pace

4:28 /mi

Average Pace

9:53 /mi

Slowest Pace

17:16 /mi

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Fastest
Middle
Slowest
Average

Segments

Time at Faster Pace

2:14

2% of race

Time at Steady Pace

1:40:50

78% of race

Time at Slower Pace

26:33

20% of race

Average Pace: 9:53 /mi

Loading chart...
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 28%
Garmin Challenge
Course map with the garmin challenge highlighted
Garmin Challenge · 9.6–10.5 mi · © Mapbox © OpenStreetMap

9:08

Segment Time

10:09/mi

Pace

0.90 mi

Distance

Overall

1848

Men

1350

Division

58

See the full Garmin Challenge leaderboard

Checkpoint and Segment Rankings

CheckpointSeg. DistOverallMalesM50-54Seg. OverallSeg. MalesSeg. M50-54
2M2.00 mi21451551622010142361
4M2.00 mi2178-331580-2967-52262163472
6M2.00 mi2152+261566+1464+32175156567
8M2.00 mi1973+1791469+9763+11563120148
9.6M1.60 mi2113-1401535-6669-63107193489
10M0.40 mi2074+391512+23691951140264
10.5M0.50 mi2068+61506+6691760132050
12M1.50 mi2035+331471+3567+22010142361
Finish(13.11 mi)1.11 mi1999+361445+2666+11798131054

Segment Performance Analysis

10.5M→12M

0.0 - 2.0 mi

Top 31%
~flat
+5ft-3ft

Overall

2010

Males

1423

M50-54

61

2M→4M

2.0 - 4.0 mi

Top 34%
×4story building
+67ft-69ft

Overall

2262

Males

1634

M50-54

72

4M→6M

4.0 - 6.0 mi

Top 33%
×9story building
+123ft-9ft

Overall

2175

Males

1565

M50-54

67

6M→8M

6.0 - 8.0 mi

Top 24%
×12story building
+166ft-53ft

Overall

1563

Males

1201

M50-54

48

8M→9.6M

8.0 - 9.6 mi

Top 47%
×13story building
+68ft-193ft

Overall

3107

Males

1934

M50-54

89

9.6M→10M

9.6 - 10.0 mi

Top 30%
×2story building
+0ft-24ft

Overall

1951

Males

1402

M50-54

64

10M→10.5M

10.0 - 10.5 mi

Top 27%
×6story building
+1ft-73ft

Overall

1760

Males

1320

M50-54

50

10.5M→12M

10.5 - 12.0 mi

Top 31%
×21story building
+280ft-26ft

Overall

2010

Males

1423

M50-54

61

12M→Finish

12.0 - 13.1 mi

Top 27%
×7story building
+14ft-89ft

Overall

1798

Males

1310

M50-54

54

Passing Analysis

Category:
▲Net Change
+0
0 passed by0* passed
SegmentMovementRank
Start → 2M-#2145
2M → 4M
140107-33
#2145 → #2178
4M → 6M
6490+26
#2178 → #2152
6M → 8M
43222*+179
#2152 → #1973
8M → 9.6M
16727-140
#1973 → #2113
9.6M → 10M
746+39
#2113 → #2074
10M → 10.5M
28+6
#2074 → #2068
10.5M → 12M
4174+33
#2068 → #2035
12M → Finish
2460*+36
#2035 → #1999
TOTALS
488634*+146
#2145 → #1999

* 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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