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SF MARATHON 2026

David Mackay

Concord, CA

Bib: 1712 M 54

0:00
0:00
/ mi
Masters
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Overall
#0 / 7166
Top 4%
Gender (Male)
#0 / 5052
Top 6%
Masters (Masters Men)
#0 / 1321
Top 3%
Division (M50-54)
#0 / 245
Top 2%
Race Day Weather
59°/49°F
scattered clouds

Race Timeline

Ribbon color based on
FasterSteadySlower· vs. your average pace
Start
0:00
Race begins
12 ft elev
2M
7:27/mi
14:54
↓ 11
8 ft elev
4M
7:32/mi
29:57
↑ 75↓ 70
12 ft elev
6M
7:37/mi
45:11
↑ 71↓ 180.5%
87 ft elev
8M
7:30/mi
1:00:11
↑ 106↓ 210.8%
179 ft elev
9.6M
7:42/mi
1:12:30
↑ 117↓ 1770.7%
120 ft elev
10M
5:15/mi
1:14:36
↑ 17↓ 120.2%
121 ft elev
10.5M
9:46/mi
1:19:29
↓ 1023.9%
18 ft elev
12M
7:06/mi
1:30:08
↑ 304↓ 1252.3%
197 ft elev
14M
8:02/mi
1:46:13
↑ 99↓ 1250.2%
167 ft elev
16M
5:58/mi
1:58:09
↑ 124↓ 780.4%
186 ft elev
18M
8:43/mi
2:15:34
↑ 106↓ 450.6%
249 ft elev
20M
7:45/mi
2:31:05
↑ 52↓ 260.2%
276 ft elev
22M
6:48/mi
2:44:42
↓ 2662.4%
27 ft elev
24M
8:20/mi
3:01:21
↑ 70↓ 850.1%
13 ft elev
Finish· 26.22 mi
8:10/mi
3:19:29
→ flat
13 ft elev
Course Elevation
4–285 ft
≈
×23story building
•▲ 1212 ft climb · ▼ 1211 ft descent

The Course

Half Splits

1st Half· via 14M
1:46:137:35 /mi+12.2%
2nd Half
1:33:167:38 /mi✓ faster
Negative split — 12.2% faster 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
14:547:272.00 mi14:54
7:27
-
4M
29:577:292.00 mi15:03
7:32
+0:05
6M
45:117:322.00 mi15:14
7:37
+0:05
8M
1:00:117:312.00 mi15:00
7:30
-0:07
9.6M
1:12:307:331.60 mi12:19
7:42
+0:12
10M
1:14:367:280.40 mi2:06
5:15
-2:27
10.5M
1:19:297:340.50 mi4:53
9:46
+4:31
12M
1:30:087:311.50 mi10:39
7:06
-2:40
14M
1:46:137:352.00 mi16:05
8:02
+0:56
16M
1:58:097:232.00 mi11:56
5:58
-2:04
18M
2:15:347:322.00 mi17:25
8:43
+2:45
20M
2:31:057:332.00 mi15:31
7:45
-0:58
22M
2:44:427:292.00 mi13:37
6:48
-0:57
24M
3:01:217:332.00 mi16:39
8:20
+1:32
Finish(26.22 mi)
3:19:297:372.22 mi18:08
8:10
-0:10
Trend:
Faster pace
Steady pace
Slower pace

Checkpoints & Pacing

Pace Line

Fastest Pace

5:15 /mi

Average Pace

7:37 /mi

Slowest Pace

9:46 /mi

Loading chart...
Fastest
Middle
Slowest
Average

Segments

Time at Faster Pace

27:39

14% of race

Time at Steady Pace

1:54:45

58% of race

Time at Slower Pace

57:05

29% of race

Average Pace: 7:36 /mi

Loading chart...
Faster pace (< avg)
Steady pace (≈ avg)
Slower pace (> avg)

Heatmap

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0mi6.6mi13.1mi19.7mi26.2mi
Pace:
Faster
Steady
Slower
Garmin Challenge
Featured Segment

Garmin Challenge

The climb, presented by Garmin

Top 5%
Garmin Challenge
Course map with the garmin challenge highlighted
Garmin Challenge · 9.6–10.5 mi · © Mapbox © OpenStreetMap

6:59

Segment Time

7:46/mi

Pace

0.90 mi

Distance

Overall

367

Men

338

Division

10

See the full Garmin Challenge leaderboard

Checkpoint and Segment Rankings

CheckpointSeg. DistOverallMalesM50-54Seg. OverallSeg. MalesSeg. M50-54
2M2.00 mi40537593893606
4M2.00 mi396+9369+68+13903638
6M2.00 mi403-7372-39-14384029
8M2.00 mi399+4369+394223899
9.6M1.60 mi381+18355+1493453237
10M0.40 mi382-1356-1942739410
10.5M0.50 mi374+8348+893773439
12M1.50 mi376-2349-18+13893606
14M2.00 mi37634983953637
16M2.00 mi337+39316+337+12081953
18M2.00 mi356-19332-16795181926
20M2.00 mi346+10322+1073593226
22M2.00 mi308+38286+365+21671532
24M2.00 mi314-6289-36-13943576
Finish(26.22 mi)2.22 mi309+5286+364503909

Segment Performance Analysis

10.5M→12M

0.0 - 2.0 mi

Top 5%
×1human
+6ft-11ft

Overall

389

Males

360

M50-54

6

2M→4M

2.0 - 4.0 mi

Top 5%
×4story building
+75ft-70ft

Overall

390

Males

363

M50-54

9

4M→6M

4.0 - 6.0 mi

Top 6%
×5story building
+71ft-18ft

Overall

438

Males

402

M50-54

10

6M→8M

6.0 - 8.0 mi

Top 6%
×9story building
+106ft-21ft

Overall

422

Males

389

M50-54

10

8M→9.6M

8.0 - 9.6 mi

Top 5%
×13story building
+117ft-177ft

Overall

345

Males

323

M50-54

8

9.6M→10M

9.6 - 10.0 mi

Top 6%
×1story
+17ft-12ft

Overall

427

Males

394

M50-54

11

10M→10.5M

10.0 - 10.5 mi

Top 5%
×9story building
+0ft-102ft

Overall

377

Males

343

M50-54

10

10.5M→12M

10.5 - 12.0 mi

Top 5%
×18story building
+304ft-125ft

Overall

389

Males

360

M50-54

6

12M→14M

12.0 - 14.0 mi

Top 6%
×9story building
+99ft-125ft

Overall

395

Males

363

M50-54

7

14M→16M

14.0 - 16.0 mi

Top 3%
×9story building
+124ft-78ft

Overall

208

Males

195

M50-54

3

16M→18M

16.0 - 18.0 mi

Top 13%
×8story building
+106ft-45ft

Overall

951

Males

819

M50-54

26

18M→20M

18.0 - 20.0 mi

Top 5%
×3story building
+52ft-26ft

Overall

359

Males

322

M50-54

6

20M→22M

20.0 - 22.0 mi

Top 2%
×21story building
+17ft-266ft

Overall

167

Males

153

M50-54

2

22M→24M

22.0 - 24.0 mi

Top 5%
×3story building
+70ft-85ft

Overall

394

Males

357

M50-54

6

24M→Finish

24.0 - 26.2 mi

Top 6%
~flat
+2ft-2ft

Overall

450

Males

390

M50-54

9

Passing Analysis

Category:
▲Net Change
+0
0 passed by0* passed
SegmentMovementRank
Start → 2M-#405
2M → 4M
1524+9
#405 → #396
4M → 6M
2114-7
#396 → #403
6M → 8M
711*+4
#403 → #399
8M → 9.6M
220+18
#399 → #381
9.6M → 10M
10-1
#381 → #382
10M → 10.5M
19+8
#382 → #374
10.5M → 12M
97-2
#374 → #376
12M → 14M
55*0
#376 → #376
14M → 16M
039+39
#376 → #337
16M → 18M
2910-19
#337 → #356
18M → 20M
818+10
#356 → #346
20M → 22M
139+38
#346 → #308
22M → 24M
148-6
#308 → #314
24M → Finish
611+5
#314 → #309
TOTALS
119215*+96
#405 → #309

* 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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