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SF MARATHON 2026

Ashley Mayfield

Bib: 3506•F•Age: 36

Denver, CO

0:00
0:00
/ mi
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Overall
#0 / 7166
Top 15%
Gender (Female)
#0 / 2086
Top 7%
Division (F35-39)
#0 / 270
Top 7%
Race Day Weather
59°/49°F
scattered clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
2M
17:44
Rank: #1949
Start → 2M
17:44 | 8:52/mi
4M
34:35
Rank: #1559 (+390)
2M → 4M
16:51 | 8:26/mi
6M
51:00
Rank: #1338 (+221)
4M → 6M
16:25 | 8:12/mi
8M
1:07:49
Rank: #1324 (+14)
6M → 8M
16:49 | 8:24/mi
9.6M
1:22:00
Rank: #1319 (+5)
8M → 9.6M
14:11 | 8:52/mi
10M
1:24:16
Rank: #1302 (+17)
9.6M → 10M
2:16 | 5:40/mi
10.5M
1:29:58
Rank: #1296 (+6)
10M → 10.5M
5:42 | 11:24/mi
12M
1:42:57
Rank: #1387 (-91)
10.5M → 12M
12:59 | 8:39/mi
14M
2:00:58
Rank: #1344 (+43)
12M → 14M
18:01 | 9:00/mi
16M
2:14:30
Rank: #1205 (+139)
14M → 16M
13:32 | 6:46/mi
18M
2:34:18
Rank: #1269 (-64)
16M → 18M
19:48 | 9:54/mi
20M
2:51:36
Rank: #1212 (+57)
18M → 20M
17:18 | 8:39/mi
22M
3:08:22
Rank: #1175 (+37)
20M → 22M
16:46 | 8:23/mi
24M
3:26:03
Rank: #1084 (+91)
22M → 24M
17:41 | 8:51/mi
Finish· 26.22 mi
3:45:34
Rank: #1045 (+39)
24M → Finish
19:31 | 8:48/mi

The Course

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Half Splits

1st Half· via 14M
Distance14.00 mi
Time2:00:58
Pace8:38 /mi
2nd Half✓ Faster
Distance12.22 mi
Time1:44:36
Pace8:34 /mi
📊Negative Split: 13.5% faster second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
2M
2.00 mi05:37:2817:448:5217:44
8:52
-
4M
4.00 mi05:54:1934:358:3916:51
8:26
-0:26
6M
6.00 mi06:10:4451:008:3016:25
8:12
-0:14
8M
8.00 mi06:27:331:07:498:2916:49
8:24
+0:12
9.6M
9.60 mi06:41:441:22:008:3214:11
8:52
+0:28
10M
10.00 mi06:44:001:24:168:262:16
5:40
-3:12
10.5M
10.50 mi06:49:421:29:588:345:42
11:24
+5:44
12M
12.00 mi07:02:411:42:578:3512:59
8:39
-2:45
14M
14.00 mi07:20:422:00:588:3818:01
9:00
+0:21
16M
16.00 mi07:34:142:14:308:2413:32
6:46
-2:14
18M
18.00 mi07:54:022:34:188:3419:48
9:54
+3:08
20M
20.00 mi08:11:202:51:368:3517:18
8:39
-1:15
22M
22.00 mi08:28:063:08:228:3416:46
8:23
-0:16
24M
24.00 mi08:45:473:26:038:3517:41
8:51
+0:28
Finish
26.22 mi09:05:183:45:348:3719:31
8:48
-0:03

Checkpoints & Pacing

📈Pace Line

Pace Progression

Track your pace changes throughout the race. Dot colors mark your quickest to easiest segments, relative to your own pace.

Fastest Pace

5:40 /mi

Average Pace

8:37 /mi

Slowest Pace

11:24 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

15:48

7% of race

Time at Steady Pace

3:04:16

82% of race

Time at Slower Pace

25:30

11% of race

Average Pace: 8:36 /mi

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

🎨Heatmap

Pace Heatmap

Where you sped up and eased off relative to your own pace across the race. Colors are relative to your own range, not to other runners.

Loading...
0mi6.6mi13.1mi19.7mi26.2mi
Pace:
Faster
Steady
Slower

Click or hover over segments to see details

✨Sparklines

Checkpoint Splits with Pace Trends

Overall Pace Trend

CheckpointDistanceTime of DayTimeAvg PaceSegmentPaceTrendRank
2M
2.00 mi05:37:2817:448:5217:44
8:52
#1949
4M
4.00 mi05:54:1934:358:3916:51
8:26
#1559
6M
6.00 mi06:10:4451:008:3016:25
8:12
#1338
8M
8.00 mi06:27:331:07:498:2916:49
8:24
#1324
9.6M
9.60 mi06:41:441:22:008:3214:11
8:52
#1319
10M
10.00 mi06:44:001:24:168:262:16
5:40
#1302
10.5M
10.50 mi06:49:421:29:588:345:42
11:24
#1296
12M
12.00 mi07:02:411:42:578:3512:59
8:39
#1387
14M
14.00 mi07:20:422:00:588:3818:01
9:00
#1344
16M
16.00 mi07:34:142:14:308:2413:32
6:46
#1205
18M
18.00 mi07:54:022:34:188:3419:48
9:54
#1269
20M
20.00 mi08:11:202:51:368:3517:18
8:39
#1212
22M
22.00 mi08:28:063:08:228:3416:46
8:23
#1175
24M
24.00 mi08:45:473:26:038:3517:41
8:51
#1084
Finish
26.22 mi09:05:183:45:348:3719:31
8:48
#1045
Faster pace
Steady pace
Slower pace
Garmin Challenge
Featured Segment

Garmin Challenge

The climb, presented by Garmin

Top 18%
Garmin Challenge
Course map with the garmin challenge highlighted
Garmin Challenge · 9.6–10.5 mi · © Mapbox © OpenStreetMap

7:58

Segment Time

8:51/mi

Pace

0.90 mi

Distance

Overall

1293

Women

153

Division

18

See the full Garmin Challenge leaderboard

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF35-39Seg. OverallSeg. FemalesSeg. F35-39
2M2.00 mi2.00 mi1949279382322(Top 32%)374(Top 18%)41(Top 15%)
4M4.00 mi2.00 mi1559+390200+7926+121219(Top 17%)144(Top 7%)21(Top 8%)
6M6.00 mi2.00 mi1338+221166+3422+4957(Top 13%)97(Top 5%)13(Top 5%)
8M8.00 mi2.00 mi1324+1416623-11406(Top 20%)186(Top 9%)25(Top 9%)
9.6M9.60 mi1.60 mi1319+5165+1231416(Top 20%)175(Top 8%)20(Top 7%)
10M10.00 mi0.40 mi1302+17161+4231023(Top 14%)110(Top 5%)13(Top 5%)
10.5M10.50 mi0.50 mi1296+6159+220+31539(Top 21%)191(Top 9%)22(Top 8%)
12M12.00 mi1.50 mi1387-91178-1921-12322(Top 32%)374(Top 18%)41(Top 15%)
14M14.00 mi2.00 mi1344+43164+1419+21201(Top 17%)151(Top 7%)16(Top 6%)
16M16.00 mi2.00 mi1205+139146+1818+1691(Top 10%)81(Top 4%)9(Top 3%)
18M18.00 mi2.00 mi1269-64161-1520-22132(Top 30%)378(Top 18%)46(Top 17%)
20M20.00 mi2.00 mi1212+57158+3201002(Top 14%)141(Top 7%)19(Top 7%)
22M22.00 mi2.00 mi1175+37158201277(Top 18%)213(Top 10%)30(Top 11%)
24M24.00 mi2.00 mi1084+91143+1518+2692(Top 10%)101(Top 5%)16(Top 6%)
Finish26.22 mi2.22 mi1045+39140+319-1914(Top 13%)165(Top 8%)22(Top 8%)

Segment Performance Analysis

10.5M→12M

0.0 - 2.0 mi

Top 32%
×1human
+6ft-11ft

Overall

2322

Females

374

F35-39

42

2M→4M

2.0 - 4.0 mi

Top 17%
×4stories
+75ft-70ft

Overall

1219

Females

144

F35-39

21

4M→6M

4.0 - 6.0 mi

Top 13%
×5stories
+71ft-18ft

Overall

957

Females

97

F35-39

14

6M→8M

6.0 - 8.0 mi

Top 20%
×9stories
+106ft-21ft

Overall

1406

Females

186

F35-39

26

8M→9.6M

8.0 - 9.6 mi

Top 20%
×13stories
+117ft-177ft

Overall

1416

Females

175

F35-39

21

9.6M→10M

9.6 - 10.0 mi

Top 14%
×1story
+17ft-12ft

Overall

1023

Females

110

F35-39

14

10M→10.5M

10.0 - 10.5 mi

Top 21%
×9stories
+0ft-102ft

Overall

1539

Females

191

F35-39

23

10.5M→12M

10.5 - 12.0 mi

Top 32%
×18stories
+304ft-125ft

Overall

2322

Females

374

F35-39

42

12M→14M

12.0 - 14.0 mi

Top 17%
×9stories
+99ft-125ft

Overall

1201

Females

151

F35-39

17

14M→16M

14.0 - 16.0 mi

Top 10%
×9stories
+124ft-78ft

Overall

691

Females

81

F35-39

9

16M→18M

16.0 - 18.0 mi

Top 30%
×8stories
+106ft-45ft

Overall

2132

Females

378

F35-39

47

18M→20M

18.0 - 20.0 mi

Top 14%
×3stories
+52ft-26ft

Overall

1002

Females

141

F35-39

19

20M→22M

20.0 - 22.0 mi

Top 18%
×21stories
+17ft-266ft

Overall

1277

Females

213

F35-39

30

22M→24M

22.0 - 24.0 mi

Top 10%
×3stories
+70ft-85ft

Overall

692

Females

101

F35-39

16

24M→Finish

24.0 - 26.2 mi

Top 13%
~flat
+2ft-2ft

Overall

914

Females

165

F35-39

22

Passing Analysis

Category:
Athletes Passed
1234*
Passed By
330
Net Change
+904
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 2M----#1949
2M → 4M3922+390#1949#1559
4M → 6M2221+221#1559#1338
6M → 8M41*27+14#1338#1324
8M → 9.6M3227+5#1324#1319
9.6M → 10M170+17#1319#1302
10M → 10.5M2115+6#1302#1296
10.5M → 12M12103-91#1296#1387
12M → 14M54*11+43#1387#1344
14M → 16M142*3+139#1344#1205
16M → 18M3094-64#1205#1269
18M → 20M69*12+57#1269#1212
20M → 22M52*15+37#1212#1175
22M → 24M93*2+91#1175#1084
24M → Finish57*18+39#1084#1045
TOTALS1234*330+904

* Includes athletes who did not complete a segment (DNF/DNQ).

📊

Passing Visuals

Category:
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🔥Passing Intensity

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🔄Passing Circle

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🌊Position Flow

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🏃Race Lanes

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