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SF MARATHON 1ST HALF 2026

Mark Thorpe

Cupertino, CA

Bib: 20635 M 58

0:00
0:00
/ mi
Masters
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Overall
#0 / 6575
Gender (Male)
#0 / 3619
Masters (Masters Men)
#0 / 1030
Division (M55-59)
#0 / 142
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
11:19/mi
22:38
→ flat
12 ft elev
4M
12:09/mi
46:56
↑ 67↓ 69
10 ft elev
6M
12:35/mi
1:12:06
↑ 1231.1%
126 ft elev
8M
11:28/mi
1:35:02
↑ 166↓ 531.1%
246 ft elev
9.6M
11:28/mi
1:53:23
↑ 68↓ 1931.5%
126 ft elev
10M
22:19/mi
2:02:18
↓ 241.1%
90 ft elev
10.5M
6:02/mi
2:05:19
↓ 732.7%
18 ft elev
12M
17:11/mi
2:31:06
↑ 2803.2%
272 ft elev
Finish· 13.11 mi
11:45/mi
2:44:08
↑ 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
1:12:0612:01 /mi⚡ faster
2nd Half
1:32:0212:57 /mi+27.6%
Positive split — 27.6% slower in the second half
Is this your race?

Your race, unpacked

See your splits, ranks & AI insights.

Checkpoint Splits

CheckpointTimeAvg PaceSegment LengthSegment TimeSegment PaceTrendDiff
2M
22:3811:192.00 mi22:38
11:19
-
4M
46:5611:442.00 mi24:18
12:09
+0:50
6M
1:12:0612:012.00 mi25:10
12:35
+0:26
8M
1:35:0211:532.00 mi22:56
11:28
-1:07
9.6M
1:53:2311:491.60 mi18:21
11:28
0:00
10M
2:02:1812:140.40 mi8:55
22:19
+10:51
10.5M
2:05:1911:560.50 mi3:01
6:02
-16:17
12M
2:31:0612:361.50 mi25:47
17:11
+11:09
Finish(13.11 mi)
2:44:0812:311.11 mi13:02
11:45
-5:26
Trend:
Faster pace
Steady pace
Slower pace
Est.Checkpoint not recorded (estimated)
~Segment time uses estimated prior

Checkpoints & Pacing

Pace Line

Fastest Pace

6:02 /mi

Average Pace

12:31 /mi

Slowest Pace

22:19 /mi

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Fastest
Middle
Slowest
Average

Segments

Time at Faster Pace

3:01

2% of race

Time at Steady Pace

2:06:25

77% of race

Time at Slower Pace

34:42

21% of race

Average Pace: 12:31 /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 73%
Garmin Challenge
Course map with the garmin challenge highlighted
Garmin Challenge · 9.6–10.5 mi · © Mapbox © OpenStreetMap

11:56

Segment Time

13:16/mi

Pace

0.90 mi

Distance

Overall

4787

Men

2860

Division

108

See the full Garmin Challenge leaderboard

Checkpoint and Segment Rankings

CheckpointSeg. DistOverallMalesM55-59Seg. OverallSeg. MalesSeg. M55-59
2M2.00 mi5217312012249652907105
4M2.00 mi5411-1943207-87125-355553258129
6M2.00 mi5462-513239-32126-155913274123
8M2.00 mi5095+3673099+140114+124031260496
9.6M1.60 mi5224-1293143-44115-154353124119
10M0.40 mi5173+513122+21113+246752800104
10.5M0.50 mi5176-33116+6114-154083140119
12M1.50 mi5156+203088+2811449652907105
Finish(13.11 mi)1.11 mi5076+803049+3911447352794101

Segment Performance Analysis

10.5M→12M

0.0 - 2.0 mi

Top 76%
~flat
+5ft-3ft

Overall

4965

Males

2907

M55-59

105

2M→4M

2.0 - 4.0 mi

Top 84%
×4story building
+67ft-69ft

Overall

5555

Males

3258

M55-59

130

4M→6M

4.0 - 6.0 mi

Top 85%
×9story building
+123ft-9ft

Overall

5591

Males

3274

M55-59

123

6M→8M

6.0 - 8.0 mi

Top 61%
×12story building
+166ft-53ft

Overall

4031

Males

2604

M55-59

96

8M→9.6M

8.0 - 9.6 mi

Top 83%
×13story building
+68ft-193ft

Overall

5435

Males

3124

M55-59

119

9.6M→10M

9.6 - 10.0 mi

Top 71%
×2story building
+0ft-24ft

Overall

4675

Males

2800

M55-59

104

10M→10.5M

10.0 - 10.5 mi

Top 82%
×6story building
+1ft-73ft

Overall

5408

Males

3140

M55-59

119

10.5M→12M

10.5 - 12.0 mi

Top 76%
×21story building
+280ft-26ft

Overall

4965

Males

2907

M55-59

105

12M→Finish

12.0 - 13.1 mi

Top 72%
×7story building
+14ft-89ft

Overall

4735

Males

2794

M55-59

101

Passing Analysis

Category:
▲Net Change
+0
0 passed by0* passed
SegmentMovementRank
Start → 2M-#5217
2M → 4M
27076-194
#5217 → #5411
4M → 6M
15099*-51
#5411 → #5462
6M → 8M
8375*+367
#5462 → #5095
8M → 9.6M
19061-129
#5095 → #5224
9.6M → 10M
2172+51
#5224 → #5173
10M → 10.5M
1411-3
#5173 → #5176
10.5M → 12M
89109*+20
#5176 → #5156
12M → Finish
1797*+80
#5156 → #5076
TOTALS
759900*+141
#5217 → #5076

* 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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