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SF MARATHON 1ST HALF 2026

Geno James

SAN MARCOS, CA

Bib: 15635 M 48

0:00
0:00
/ mi
Masters
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Overall
#0 / 6575
Gender (Male)
#0 / 3619
Masters (Masters Men)
#0 / 1030
Division (M45-49)
#0 / 220
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
9:33/mi
19:06
→ flat
12 ft elev
4M
10:07/mi
39:20
↑ 67↓ 69
10 ft elev
6M
10:56/mi
1:01:13
↑ 1231.1%
126 ft elev
8M
10:26/mi
1:22:05
↑ 166↓ 531.1%
246 ft elev
9.6M
10:26/mi
1:38:46
↑ 68↓ 1931.5%
126 ft elev
10M
24:42/mi
1:48:38
↓ 241.1%
90 ft elev
10.5M
5:10/mi
1:51:13
↓ 732.7%
18 ft elev
12M
16:54/mi
2:16:34
↑ 2803.2%
272 ft elev
Finish· 13.11 mi
10:14/mi
2:27:55
↑ 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
1:01:1310:12 /mi⚡ faster
2nd Half
1:26:4212:12 /mi+41.6%
Positive split — 41.6% 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
19:069:332.00 mi19:06
9:33
-
4M
39:209:502.00 mi20:14
10:07
+0:34
6M
1:01:1310:122.00 mi21:53
10:56
+0:49
8M
1:22:0510:162.00 mi20:52
10:26
-0:30
9.6M
1:38:4610:171.60 mi16:41
10:26
0:00
10M
1:48:3810:520.40 mi9:52
24:42
+14:16
10.5M
1:51:1310:360.50 mi2:35
5:10
-19:32
12M
2:16:3411:231.50 mi25:21
16:54
+11:44
Finish(13.11 mi)
2:27:5511:171.11 mi11:21
10:14
-6:40
Trend:
Faster pace
Steady pace
Slower pace
Est.Checkpoint not recorded (estimated)
~Segment time uses estimated prior

Checkpoints & Pacing

Pace Line

Fastest Pace

5:10 /mi

Average Pace

11:17 /mi

Slowest Pace

24:42 /mi

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Fastest
Middle
Slowest
Average

Segments

Time at Faster Pace

2:35

2% of race

Time at Steady Pace

1:50:07

74% of race

Time at Slower Pace

35:13

24% of race

Average Pace: 11:17 /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 79%
Garmin Challenge
Course map with the garmin challenge highlighted
Garmin Challenge · 9.6–10.5 mi · © Mapbox © OpenStreetMap

12:27

Segment Time

13:50/mi

Pace

0.90 mi

Distance

Overall

5187

Men

3040

Division

170

See the full Garmin Challenge leaderboard

Checkpoint and Segment Rankings

CheckpointSeg. DistOverallMalesM45-49Seg. OverallSeg. MalesSeg. M45-49
2M2.00 mi234816758447952842161
4M2.00 mi2610-2621822-14793-929872040112
6M2.00 mi3078-4682097-275112-1938162480131
8M2.00 mi3001+772077+20111+128902019107
9.6M1.60 mi3237-2362187-110116-544912666139
10M0.40 mi3464-2272298-111124-855223164185
10.5M0.50 mi3461+32299-1123+135902329123
12M1.50 mi3739-2782431-132131-847952842161
Finish(13.11 mi)1.11 mi3660+792385+46128+33168205898

Segment Performance Analysis

10.5M→12M

0.0 - 2.0 mi

Top 73%
~flat
+5ft-3ft

Overall

4795

Males

2842

M45-49

161

2M→4M

2.0 - 4.0 mi

Top 45%
×4story building
+67ft-69ft

Overall

2987

Males

2040

M45-49

112

4M→6M

4.0 - 6.0 mi

Top 58%
×9story building
+123ft-9ft

Overall

3816

Males

2480

M45-49

131

6M→8M

6.0 - 8.0 mi

Top 44%
×12story building
+166ft-53ft

Overall

2890

Males

2019

M45-49

107

8M→9.6M

8.0 - 9.6 mi

Top 68%
×13story building
+68ft-193ft

Overall

4491

Males

2666

M45-49

139

9.6M→10M

9.6 - 10.0 mi

Top 84%
×2story building
+0ft-24ft

Overall

5522

Males

3164

M45-49

185

10M→10.5M

10.0 - 10.5 mi

Top 55%
×6story building
+1ft-73ft

Overall

3590

Males

2329

M45-49

123

10.5M→12M

10.5 - 12.0 mi

Top 73%
×21story building
+280ft-26ft

Overall

4795

Males

2842

M45-49

161

12M→Finish

12.0 - 13.1 mi

Top 48%
×7story building
+14ft-89ft

Overall

3168

Males

2058

M45-49

98

Passing Analysis

Category:
Passed
383*
Passed By
1695
Net Change
-1312
SegmentPassedPassed ByNet ChangeStart RankEnd Rank
Start → 2M----#2348
2M → 4M52314-262#2348#2610
4M → 6M14482-468#2610#3078
6M → 8M174*97+77#3078#3001
8M → 9.6M14250-236#3001#3237
9.6M → 10M5232-227#3237#3464
10M → 10.5M129+3#3464#3461
10.5M → 12M19297-278#3461#3739
12M → Finish93*14+79#3739#3660
TOTALS383*1695-1312

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

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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Official Timing Data

The San Francisco Marathon

The San Francisco Marathon

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