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SF MARATHON 1ST HALF 2026

Juan Diaz

Union City, CA

Bib: 18942 M 36

0:00
0:00
/ mi
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Overall
#0 / 6575
Gender (Male)
#0 / 3619
Division (M35-39)
#0 / 582
Race Day Weather
59°/49°F
scattered clouds

Race Timeline

Ribbon color based on
FasterSteadySlower· vs. your average pace
Start
0:00
Race begins
2M
11:35/mi
23:10
→ flat
4M
12:16/mi
47:42
↑ 67↓ 69
6M
12:45/mi
1:13:12
↑ 123
8M
13:16/mi
1:39:44
↑ 166↓ 53
9.6M
13:16/mi
2:00:58
↑ 68↓ 193
10M
28:47/mi
2:12:28
↓ 24
10.5M
6:54/mi
2:15:55
↓ 73
12M
19:15/mi
2:44:48
↑ 280
Finish· 13.11 mi
14:14/mi
3:00:35
↑ 14↓ 89
Course Elevation
10–277 ft
≈
×22story building
•▲ 774 ft climb · ▼ 557 ft descent

The Course

Half Splits

1st Half· via 6M
1:13:1212:12 /mi⚡ faster
2nd Half
1:47:2315:06 /mi+46.7%
Positive split — 46.7% 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
23:1011:352.00 mi23:10
11:35
-
4M
47:4211:562.00 mi24:32
12:16
+0:41
6M
1:13:1212:122.00 mi25:30
12:45
+0:29
8M
1:39:4412:282.00 mi26:32
13:16
+0:31
9.6M
2:00:5812:361.60 mi21:14
13:16
0:00
10M
2:12:2813:150.40 mi11:30
28:47
+15:31
10.5M
2:15:5512:570.50 mi3:27
6:54
-21:53
12M
2:44:4813:441.50 mi28:53
19:15
+12:21
Finish(13.11 mi)
3:00:3513:471.11 mi15:47
14:14
-5:01
Trend:
Faster pace
Steady pace
Slower pace
Est.Checkpoint not recorded (estimated)
~Segment time uses estimated prior

Checkpoints & Pacing

Pace Line

Fastest Pace

6:54 /mi

Average Pace

13:47 /mi

Slowest Pace

28:47 /mi

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Fastest
Middle
Slowest
Average

Segments

Time at Faster Pace

3:27

2% of race

Time at Steady Pace

2:16:45

76% of race

Time at Slower Pace

40:23

22% of race

Average Pace: 13:46 /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 94%
Garmin Challenge
Course map with the garmin challenge highlighted
Garmin Challenge · 9.6–10.5 mi · © Mapbox © OpenStreetMap

14:57

Segment Time

16:37/mi

Pace

0.90 mi

Distance

Overall

6206

Men

3446

Division

564

See the full Garmin Challenge leaderboard

Checkpoint and Segment Rankings

CheckpointSeg. DistOverallMalesM35-39Seg. OverallSeg. MalesSeg. M35-39
2M2.00 mi5502323853359563346546
4M2.00 mi5606-1043281-43531+256743302539
6M2.00 mi5645-393305-24536-556903320537
8M2.00 mi5685-403327-22544-856173296546
9.6M1.60 mi5934-2493413-86553-963493526571
10M0.40 mi6012-783437-24559-662653470563
10.5M0.50 mi6032-203442-555961163423565
12M1.50 mi6050-183444-255959563346546
Finish(13.11 mi)1.11 mi6069-193447-355960273368544

Segment Performance Analysis

10.5M→12M

0.0 - 2.0 mi

Top 91%
~flat
+5ft-3ft

Overall

5956

Males

3346

M35-39

546

2M→4M

2.0 - 4.0 mi

Top 86%
×4story building
+67ft-69ft

Overall

5674

Males

3302

M35-39

539

4M→6M

4.0 - 6.0 mi

Top 87%
×9story building
+123ft-9ft

Overall

5690

Males

3320

M35-39

537

6M→8M

6.0 - 8.0 mi

Top 85%
×12story building
+166ft-53ft

Overall

5617

Males

3296

M35-39

546

8M→9.6M

8.0 - 9.6 mi

Top 97%
×13story building
+68ft-193ft

Overall

6349

Males

3526

M35-39

571

9.6M→10M

9.6 - 10.0 mi

Top 95%
×2story building
+0ft-24ft

Overall

6265

Males

3470

M35-39

563

10M→10.5M

10.0 - 10.5 mi

Top 93%
×6story building
+1ft-73ft

Overall

6116

Males

3423

M35-39

565

10.5M→12M

10.5 - 12.0 mi

Top 91%
×21story building
+280ft-26ft

Overall

5956

Males

3346

M35-39

546

12M→Finish

12.0 - 13.1 mi

Top 92%
×7story building
+14ft-89ft

Overall

6027

Males

3368

M35-39

544

Passing Analysis

Category:
▼Net Change
0
0 passed by0* passed
SegmentMovementRank
Start → 2M-#5502
2M → 4M
19086-104
#5502 → #5606
4M → 6M
12687*-39
#5606 → #5645
6M → 8M
146106*-40
#5645 → #5685
8M → 9.6M
26011-249
#5685 → #5934
9.6M → 10M
8911-78
#5934 → #6012
10M → 10.5M
255-20
#6012 → #6032
10.5M → 12M
5638*-18
#6032 → #6050
12M → Finish
4425*-19
#6050 → #6069
TOTALS
936369*-567
#5502 → #6069

* 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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Race Place Events