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SF MARATHON 1ST HALF 2026

Jesus Serna

Berkeley, CA

Bib: 20699 M 28

0:00
0:00
/ mi
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Overall
#0 / 6575
Top 7%
Gender (Male)
#0 / 3619
Top 10%
Division (M25-29)
#0 / 796
Top 11%
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
8:18/mi
16:36
→ flat
12 ft elev
4M
7:49/mi
32:13
↑ 67↓ 69
10 ft elev
6M
7:52/mi
47:58
↑ 1231.1%
126 ft elev
8M
7:38/mi
1:03:15
↑ 166↓ 531.1%
246 ft elev
9.6M
7:38/mi
1:15:28
↑ 68↓ 1931.5%
126 ft elev
10M
15:41/mi
1:21:44
↓ 241.1%
90 ft elev
10.5M
4:10/mi
1:23:49
↓ 732.7%
18 ft elev
12M
10:55/mi
1:40:12
↑ 2803.2%
272 ft elev
Finish· 13.11 mi
7:45/mi
1:48:48
↑ 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
47:588:00 /mi⚡ faster
2nd Half
1:00:508:33 /mi+26.8%
Positive split — 26.8% 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
16:368:182.00 mi16:36
8:18
-
4M
32:138:032.00 mi15:37
7:49
-0:29
6M
47:588:002.00 mi15:45
7:52
+0:03
8M
1:03:157:542.00 mi15:17
7:38
-0:14
9.6M
1:15:287:521.60 mi12:13
7:38
0:00
10M
1:21:448:100.40 mi6:16
15:41
+8:03
10.5M
1:23:497:590.50 mi2:05
4:10
-11:31
12M
1:40:128:211.50 mi16:23
10:55
+6:45
Finish(13.11 mi)
1:48:488:181.11 mi8:36
7:45
-3:10
Trend:
Faster pace
Steady pace
Slower pace
Est.Checkpoint not recorded (estimated)
~Segment time uses estimated prior

Checkpoints & Pacing

Pace Line

Fastest Pace

4:10 /mi

Average Pace

8:18 /mi

Slowest Pace

15:41 /mi

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Fastest
Middle
Slowest
Average

Segments

Time at Faster Pace

2:05

2% of race

Time at Steady Pace

1:24:04

77% of race

Time at Slower Pace

22:39

21% of race

Average Pace: 8:18 /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 15%
Garmin Challenge
Course map with the garmin challenge highlighted
Garmin Challenge · 9.6–10.5 mi · © Mapbox © OpenStreetMap

8:21

Segment Time

9:17/mi

Pace

0.90 mi

Distance

Overall

973

Men

772

Division

186

See the full Garmin Challenge leaderboard

Checkpoint and Segment Rankings

CheckpointSeg. DistOverallMalesM25-29Seg. OverallSeg. MalesSeg. M25-29
2M2.00 mi725605145566452107
4M2.00 mi493+232415+19091+5435830372
6M2.00 mi449+44378+3785+640034178
8M2.00 mi368+81318+6075+1028224964
9.6M1.60 mi426-58359-4186-111186801187
10M0.40 mi445-19374-1589-31049804195
10.5M0.50 mi452-7379-589928750178
12M1.50 mi471-19388-995-6566452107
Finish(13.11 mi)1.11 mi449+22374+1489+641935790

Segment Performance Analysis

10.5M→12M

0.0 - 2.0 mi

Top 9%
~flat
+5ft-3ft

Overall

566

Males

452

M25-29

107

2M→4M

2.0 - 4.0 mi

Top 5%
×4story building
+67ft-69ft

Overall

358

Males

303

M25-29

72

4M→6M

4.0 - 6.0 mi

Top 6%
×9story building
+123ft-9ft

Overall

400

Males

341

M25-29

78

6M→8M

6.0 - 8.0 mi

Top 4%
×12story building
+166ft-53ft

Overall

282

Males

249

M25-29

64

8M→9.6M

8.0 - 9.6 mi

Top 18%
×13story building
+68ft-193ft

Overall

1186

Males

801

M25-29

187

9.6M→10M

9.6 - 10.0 mi

Top 16%
×2story building
+0ft-24ft

Overall

1049

Males

804

M25-29

196

10M→10.5M

10.0 - 10.5 mi

Top 14%
×6story building
+1ft-73ft

Overall

928

Males

750

M25-29

179

10.5M→12M

10.5 - 12.0 mi

Top 9%
×21story building
+280ft-26ft

Overall

566

Males

452

M25-29

107

12M→Finish

12.0 - 13.1 mi

Top 6%
×7story building
+14ft-89ft

Overall

419

Males

357

M25-29

90

Passing Analysis

Category:
▲Net Change
+0
0 passed by0* passed
SegmentMovementRank
Start → 2M-#725
2M → 4M
1233+232
#725 → #493
4M → 6M
650+44
#493 → #449
6M → 8M
384+81
#449 → #368
8M → 9.6M
668-58
#368 → #426
9.6M → 10M
245-19
#426 → #445
10M → 10.5M
81-7
#445 → #452
10.5M → 12M
3920-19
#452 → #471
12M → Finish
426*+22
#471 → #449
TOTALS
151427*+276
#725 → #449

* 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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