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SF MARATHON 2025

Kjersti Nelson

Bib: 2594•F•Age: 41

Los Altos, CA

0:00
0:00
/ mi
Masters
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Overall
#0 / 6545
Top 47%
Gender (Female)
#0 / 1878
Top 33%
Masters (Masters Women)
#0 / 470
Top 25%
Division (F40-44)
#0 / 155
Top 28%
Race Day Weather
56°/46°F
overcast clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
1.81 Miles
16:46
Rank: #2910
Start → 1.81 Miles
16:46 | 9:16/mi
5.55 Miles
49:57
Rank: #2369 (+541)
1.81 Miles → 5.55 Miles
33:11 | 8:52/mi
6.52 Miles
59:18
Rank: #2407 (-38)
5.55 Miles → 6.52 Miles
9:21 | 9:38/mi
10.87 Miles
1:38:15
Rank: #2271 (+136)
6.52 Miles → 10.87 Miles
38:57 | 8:57/mi
Garmin Hill Challenge· 11.38 mi
1:44:22
Rank: #2327 (-56)
10.87 Miles → Garmin Hill Challenge
6:07 | 12:00/mi
14.95 Miles
2:13:44
Rank: #2314 (+13)
Garmin Hill Challenge → 14.95 Miles
29:22 | 8:14/mi
18 Miles
2:47:13
Rank: #2380 (-66)
14.95 Miles → 18 Miles
33:29 | 10:59/mi
25 Miles
4:09:17
Rank: #2934 (-554)
18 Miles → 25 Miles
1:22:04 | 11:43/mi
Finish· 26.22 mi
4:25:28
Rank: #3088 (-154)
25 Miles → Finish
16:11 | 13:17/mi

The Course

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Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
1.81 Miles
1.81 mi05:46:0316:469:1616:46
9:16
-
5.55 Miles
5.55 mi06:19:1449:579:0033:11
8:52
-0:24
6.52 Miles
6.52 mi06:28:3559:189:069:21
9:38
+0:46
10.87 Miles
10.87 mi07:07:321:38:159:0238:57
8:57
-0:41
Garmin Hill Challenge
11.38 mi07:13:391:44:229:106:07
12:00
+3:03
14.95 Miles
14.95 mi07:43:012:13:448:5729:22
8:14
-3:46
18 Miles
18.00 mi08:16:302:47:139:1733:29
10:59
+2:45
25 Miles
25.00 mi09:38:344:09:179:581:22:04
11:43
+0:44
Finish
26.22 mi09:54:454:25:2810:0816:11
13:17
+1:34

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

8:14 /mi

Average Pace

10:08 /mi

Slowest Pace

13:17 /mi

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Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

29:22

11% of race

Time at Steady Pace

1:38:15

37% of race

Time at Slower Pace

2:17:51

52% of race

Average Pace: 10:07 /mi

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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
1.81 Miles
1.81 mi05:46:0316:469:1616:46
9:16
#2910
5.55 Miles
5.55 mi06:19:1449:579:0033:11
8:52
#2369
6.52 Miles
6.52 mi06:28:3559:189:069:21
9:38
#2407
10.87 Miles
10.87 mi07:07:321:38:159:0238:57
8:57
#2271
Garmin Hill Challenge
11.38 mi07:13:391:44:229:106:07
12:00
#2327
14.95 Miles
14.95 mi07:43:012:13:448:5729:22
8:14
#2314
18 Miles
18.00 mi08:16:302:47:139:1733:29
10:59
#2380
25 Miles
25.00 mi09:38:344:09:179:581:22:04
11:43
#2934
Finish
26.22 mi09:54:454:25:2810:0816:11
13:17
#3088
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF40-44Seg. OverallSeg. FemalesSeg. F40-44
1.81 Miles1.81 mi1.81 mi2910509362910(Top 44%)509(Top 27%)36(Top 23%)
5.55 Miles5.55 mi3.74 mi2369+541359+15024+122048(Top 31%)294(Top 16%)21(Top 14%)
6.52 Miles6.52 mi0.97 mi2407-38367-823+12579(Top 39%)425(Top 23%)24(Top 15%)
10.87 Miles10.87 mi4.35 mi2271+136345+2224-12137(Top 33%)322(Top 17%)21(Top 14%)
Garmin Hill Challenge11.38 mi0.51 mi2327-56354-9243130(Top 48%)579(Top 31%)38(Top 25%)
14.95 Miles14.95 mi3.57 mi2314+13356-222+22333(Top 36%)356(Top 19%)20(Top 13%)
18 Miles18.00 mi3.05 mi2380-66372-1621+12808(Top 43%)524(Top 28%)34(Top 22%)
25 Miles25.00 mi7.00 mi2934-554572-20043-224203(Top 64%)1075(Top 57%)75(Top 48%)
Finish26.22 mi1.22 mi3088-154630-5844-15432(Top 83%)1533(Top 82%)113(Top 73%)

Segment Performance Analysis

Start → 1.81 Miles

0.0 - 1.8 mi

Top 44%
×1human
+6ft-10ft

Overall

2910

Females

509

F40-44

36

1.81 Miles→5.55 Miles

1.8 - 5.5 mi

Top 31%
×6stories
+97ft-86ft

Overall

2048

Females

294

F40-44

21

5.55 Miles→6.52 Miles

5.5 - 6.5 mi

Top 39%
×15stories
+178ft-5ft

Overall

2579

Females

425

F40-44

24

6.52 Miles→10.87 Miles

6.5 - 10.9 mi

Top 33%
×20stories
+201ft-318ft

Overall

2137

Females

322

F40-44

21

10.87 Miles→Garmin Hill Challenge

10.9 - 11.4 mi

Top 48%
×11stories
+134ft-79ft

Overall

3130

Females

579

F40-44

38

Garmin Hill Challenge→14.95 Miles

11.4 - 14.9 mi

Top 36%
×17stories
+251ft-225ft

Overall

2333

Females

356

F40-44

20

14.95 Miles→18 Miles

14.9 - 18.0 mi

Top 43%
×12stories
+165ft-60ft

Overall

2808

Females

524

F40-44

34

18 Miles→25 Miles

18.0 - 25.0 mi

Top 64%
×22stories
+142ft-378ft

Overall

4203

Females

1075

F40-44

75

25 Miles→Finish

25.0 - 26.2 mi

Top 83%
~flat
+2ft-0ft

Overall

5432

Females

1533

F40-44

113

Passing Analysis

Category:
Athletes Passed
981*
Passed By
1159
Net Change
-178
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 1.81 Miles----#2910
1.81 Miles → 5.55 Miles56322+541#2910#2369
5.55 Miles → 6.52 Miles2967-38#2369#2407
6.52 Miles → 10.87 Miles187*51+136#2407#2271
10.87 Miles → Garmin Hill Challenge1470-56#2271#2327
Garmin Hill Challenge → 14.95 Miles70*57+13#2327#2314
14.95 Miles → 18 Miles71*137-66#2314#2380
18 Miles → 25 Miles41*595-554#2380#2934
25 Miles → Finish6*160-154#2934#3088
TOTALS981*1159-178

* 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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Public Race Data

The San Francisco Marathon

The San Francisco Marathon