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SF MARATHON 1ST HALF 2026

Joong Sun Park

San Jose, CA

Bib: 20029 M 46

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
11:35/mi
23:09
→ flat
12 ft elev
4M
11:35/mi
46:18
↑ 67↓ 69
10 ft elev
6M
11:22/mi
1:09:02
↑ 1231.1%
126 ft elev
8M
12:33/mi
1:34:08
↑ 166↓ 531.1%
246 ft elev
9.6M
12:33/mi
1:54:13
↑ 68↓ 1931.5%
126 ft elev
10M
26:24/mi
2:04:46
↓ 241.1%
90 ft elev
10.5M
5:50/mi
2:07:41
↓ 732.7%
18 ft elev
12M
16:43/mi
2:32:46
↑ 2803.2%
272 ft elev
Finish· 13.11 mi
14:58/mi
2:49:22
↑ 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
1:09:0211:30 /mi⚡ faster
2nd Half
1:40:2014:07 /mi+45.3%
Positive split — 45.3% 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
23:0911:352.00 mi23:09
11:35
-
4M
46:1811:352.00 mi23:09
11:35
0:00
6M
1:09:0211:302.00 mi22:44
11:22
-0:13
8M
1:34:0811:462.00 mi25:06
12:33
+1:11
9.6M
1:54:1311:541.60 mi20:05
12:33
0:00
10M
2:04:4612:290.40 mi10:33
26:24
+13:51
10.5M
2:07:4112:100.50 mi2:55
5:50
-20:34
12M
2:32:4612:441.50 mi25:05
16:43
+10:53
Finish(13.11 mi)
2:49:2212:551.11 mi16:36
14:58
-1:45
Trend:
Faster pace
Steady pace
Slower pace
Est.Checkpoint not recorded (estimated)
~Segment time uses estimated prior

Checkpoints & Pacing

Pace Line

Fastest Pace

5:50 /mi

Average Pace

12:55 /mi

Slowest Pace

26:24 /mi

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Fastest
Middle
Slowest
Average

Segments

Time at Faster Pace

2:55

2% of race

Time at Steady Pace

2:10:49

77% of race

Time at Slower Pace

35:38

21% of race

Average Pace: 12:55 /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 88%
Garmin Challenge
Course map with the garmin challenge highlighted
Garmin Challenge · 9.6–10.5 mi · © Mapbox © OpenStreetMap

13:28

Segment Time

14:58/mi

Pace

0.90 mi

Distance

Overall

5754

Men

3277

Division

192

See the full Garmin Challenge leaderboard

Checkpoint and Segment Rankings

CheckpointSeg. DistOverallMalesM45-49Seg. OverallSeg. MalesSeg. M45-49
2M2.00 mi5498323618046872803159
4M2.00 mi5269+2293160+76172+849472999164
6M2.00 mi4914+3553009+151168+443362731147
8M2.00 mi4969-553042-33173-550733093186
9.6M1.60 mi5295-3263167-125180-761203434203
10M0.40 mi5423-1283216-49184-459203332199
10.5M0.50 mi5406+173207+9183+150903009175
12M1.50 mi5291+1153144+63179+446872803159
Finish(13.11 mi)1.11 mi5499-2083219-75182-361883441201

Segment Performance Analysis

10.5M→12M

0.0 - 2.0 mi

Top 71%
~flat
+5ft-3ft

Overall

4687

Males

2803

M45-49

159

2M→4M

2.0 - 4.0 mi

Top 75%
×4story building
+67ft-69ft

Overall

4947

Males

2999

M45-49

164

4M→6M

4.0 - 6.0 mi

Top 66%
×9story building
+123ft-9ft

Overall

4336

Males

2731

M45-49

147

6M→8M

6.0 - 8.0 mi

Top 77%
×12story building
+166ft-53ft

Overall

5073

Males

3093

M45-49

186

8M→9.6M

8.0 - 9.6 mi

Top 93%
×13story building
+68ft-193ft

Overall

6120

Males

3434

M45-49

203

9.6M→10M

9.6 - 10.0 mi

Top 90%
×2story building
+0ft-24ft

Overall

5920

Males

3332

M45-49

199

10M→10.5M

10.0 - 10.5 mi

Top 77%
×6story building
+1ft-73ft

Overall

5090

Males

3009

M45-49

175

10.5M→12M

10.5 - 12.0 mi

Top 71%
×21story building
+280ft-26ft

Overall

4687

Males

2803

M45-49

159

12M→Finish

12.0 - 13.1 mi

Top 94%
×7story building
+14ft-89ft

Overall

6188

Males

3441

M45-49

201

Passing Analysis

Category:
▼Net Change
0
0 passed by0* passed
SegmentMovementRank
Start → 2M-#5498
2M → 4M
47276+229
#5498 → #5269
4M → 6M
19374*+355
#5269 → #4914
6M → 8M
168113*-55
#4914 → #4969
8M → 9.6M
3348-326
#4969 → #5295
9.6M → 10M
13810-128
#5295 → #5423
10M → 10.5M
421+17
#5423 → #5406
10.5M → 12M
51166*+115
#5406 → #5291
12M → Finish
22921*-208
#5291 → #5499
TOTALS
990989*-1
#5498 → #5499

* 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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