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BOSTON MARATHON 2025

Kimberly Rostvold

Bib: 13864•F

MN

0:00
0:00
/ mi
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Overall
#0 / 28404
Top 38%
Gender (Female)
#0 / 12228
Top 22%
Division (F18-39)
#0 / 5469
Top 37%
Race Day Weather
50°/40°F
broken clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
22:29
Rank: #9816
Start → 5K
22:29 | 7:14/mi
10K· 6.21 mi
44:52
Rank: #9645 (+171)
5K → 10K
22:23 | 7:12/mi
15K· 9.32 mi
1:07:47
Rank: #9975 (-330)
10K → 15K
22:55 | 7:23/mi
20K· 12.43 mi
1:31:40
Rank: #10553 (-578)
15K → 20K
23:53 | 7:41/mi
Half· 13.11 mi
1:36:55
Rank: #10698 (-145)
20K → Half
5:15 | 7:42/mi
25K· 15.53 mi
1:55:38
Rank: #10838 (-140)
Half → 25K
18:43 | 7:43/mi
30K· 18.64 mi
2:21:01
Rank: #11156 (-318)
25K → 30K
25:23 | 8:10/mi
20M
2:32:06
Rank: #11134 (+22)
30K → 20M
11:05 | 8:09/mi
21M
2:40:52
Rank: #11154 (-20)
20M → 21M
8:46 | 8:46/mi
35K· 21.75 mi
2:46:43
Rank: #11127 (+27)
21M → 35K
5:51 | 7:49/mi
23M
2:56:55
Rank: #11067 (+60)
35K → 23M
10:12 | 8:09/mi
24M
3:04:56
Rank: #11036 (+31)
23M → 24M
8:01 | 8:01/mi
40K· 24.85 mi
3:11:43
Rank: #10969 (+67)
24M → 40K
6:47 | 7:56/mi
25.2M
3:14:41
Rank: #10926 (+43)
40K → 25.2M
2:58 | 8:36/mi
Finish· 26.22 mi
3:22:20
Rank: #10846 (+80)
25.2M → Finish
7:39 | 7:30/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:36:55
Pace7:24 /mi
2nd Half
Distance13.11 mi
Time1:45:25
Pace8:02 /mi
📊Positive Split: 8.8% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:51:1522:297:1422:29
7:14
-
10K
6.21 mi11:13:3844:527:1322:23
7:12
-0:02
15K
9.32 mi11:36:331:07:477:1622:55
7:23
+0:11
20K
12.43 mi12:00:261:31:407:2323:53
7:41
+0:18
Half
13.11 mi12:05:411:36:557:245:15
7:42
+0:01
25K
15.53 mi12:24:241:55:387:2718:43
7:43
+0:01
30K
18.64 mi12:49:472:21:017:3425:23
8:10
+0:27
20M
20.00 mi13:00:522:32:067:3611:05
8:09
-0:01
21M
21.00 mi13:09:382:40:527:408:46
8:46
+0:37
35K
21.75 mi13:15:292:46:437:405:51
7:49
-0:57
23M
23.00 mi13:25:412:56:557:4210:12
8:09
+0:20
24M
24.00 mi13:33:423:04:567:428:01
8:01
-0:08
40K
24.85 mi13:40:293:11:437:436:47
7:56
-0:05
25.2M
25.20 mi13:43:273:14:417:442:58
8:36
+0:40
Finish
26.22 mi13:51:063:22:207:437:39
7:30
-1:06

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

7:12 /mi

Average Pace

7:43 /mi

Slowest Pace

8:46 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:15:26

37% of race

Time at Steady Pace

1:08:30

34% of race

Time at Slower Pace

58:24

29% of race

Average Pace: 7:43 /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
5K
3.11 mi10:51:1522:297:1422:29
7:14
#9816
10K
6.21 mi11:13:3844:527:1322:23
7:12
#9645
15K
9.32 mi11:36:331:07:477:1622:55
7:23
#9975
20K
12.43 mi12:00:261:31:407:2323:53
7:41
#10553
Half
13.11 mi12:05:411:36:557:245:15
7:42
#10698
25K
15.53 mi12:24:241:55:387:2718:43
7:43
#10838
30K
18.64 mi12:49:472:21:017:3425:23
8:10
#11156
20M
20.00 mi13:00:522:32:067:3611:05
8:09
#11134
21M
21.00 mi13:09:382:40:527:408:46
8:46
#11154
35K
21.75 mi13:15:292:46:437:405:51
7:49
#11127
23M
23.00 mi13:25:412:56:557:4210:12
8:09
#11067
24M
24.00 mi13:33:423:04:567:428:01
8:01
#11036
40K
24.85 mi13:40:293:11:437:436:47
7:56
#10969
25.2M
25.20 mi13:43:273:14:417:442:58
8:36
#10926
Finish
26.22 mi13:51:063:22:207:437:39
7:30
#10846
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi3.11 mi98161729172910661(Top 38%)2203(Top 18%)2203(Top 40%)
10K6.21 mi3.10 mi9645+1711640+891640+899547(Top 34%)1623(Top 13%)1623(Top 30%)
15K9.32 mi3.11 mi9975-3301835-1951835-19510661(Top 38%)2203(Top 18%)2203(Top 40%)
20K12.43 mi3.11 mi10553-5782129-2942129-29412296(Top 43%)3163(Top 26%)3163(Top 58%)
Half13.11 mi0.68 mi10698-1452194-652194-6513358(Top 47%)3669(Top 30%)3669(Top 67%)
25K15.53 mi2.42 mi10838-1402305-1112305-11111710(Top 41%)2969(Top 24%)2969(Top 54%)
30K18.64 mi3.11 mi11156-3182548-2432548-24312595(Top 44%)3611(Top 30%)3611(Top 66%)
20M20.00 mi1.36 mi11134+222572-242572-2411518(Top 41%)3187(Top 26%)3187(Top 58%)
21M21.00 mi1.00 mi11154-202633-612633-6112102(Top 43%)3647(Top 30%)3647(Top 67%)
35K21.75 mi0.75 mi11127+272635-22635-211003(Top 39%)3101(Top 25%)3101(Top 57%)
23M23.00 mi1.25 mi11067+602652-172652-1711038(Top 39%)3240(Top 26%)3240(Top 59%)
24M24.00 mi1.00 mi11036+312678-262678-2611373(Top 40%)3496(Top 29%)3496(Top 64%)
40K24.85 mi0.85 mi10969+672680-22680-29730(Top 34%)2789(Top 23%)2789(Top 51%)
25.2M25.20 mi0.35 mi10926+432668+122668+129494(Top 33%)2771(Top 23%)2771(Top 51%)
Finish26.22 mi1.02 mi10846+802656+122656+129265(Top 33%)2652(Top 22%)2652(Top 48%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 38%
×21stories
+97ft-345ft

Overall

10661

Females

2203

F18-39

2203

5K→10K

3.1 - 6.2 mi

Top 34%
×5stories
+79ft-138ft

Overall

9547

Females

1623

F18-39

1623

10K→15K

6.2 - 9.3 mi

Top 38%
×3stories
+67ft-78ft

Overall

10661

Females

2203

F18-39

2203

15K→20K

9.3 - 12.4 mi

Top 43%
×5stories
+106ft-86ft

Overall

12296

Females

3163

F18-39

3163

20K→Half

12.4 - 13.1 mi

Top 47%
×2stories
+19ft-37ft

Overall

13358

Females

3669

F18-39

3669

Half→25K

13.1 - 15.5 mi

Top 41%
×4stories
+66ft-88ft

Overall

11710

Females

2969

F18-39

2969

25K→30K

15.5 - 18.6 mi

Top 44%
×9stories
+181ft-148ft

Overall

12595

Females

3611

F18-39

3611

30K→20M

18.6 - 20.0 mi

Top 41%
×5stories
+64ft-50ft

Overall

11518

Females

3187

F18-39

3187

20M→21M

20.0 - 21.0 mi

Top 43%
×8stories
+106ft-24ft

Overall

12102

Females

3647

F18-39

3647

21M→35K

21.0 - 21.8 mi

Top 39%
×7stories
+17ft-86ft

Overall

11003

Females

3101

F18-39

3101

35K→23M

21.8 - 23.0 mi

Top 39%
×5stories
+23ft-63ft

Overall

11038

Females

3240

F18-39

3240

23M→24M

23.0 - 24.0 mi

Top 40%
×6stories
+12ft-82ft

Overall

11373

Females

3496

F18-39

3496

24M→40K

24.0 - 24.9 mi

Top 34%
×1story
+6ft-20ft

Overall

9730

Females

2789

F18-39

2789

40K→25.2M

24.9 - 25.2 mi

Top 33%
×1story
+13ft-16ft

Overall

9494

Females

2771

F18-39

2771

25.2M→Finish

25.2 - 26.2 mi

Top 33%
×2stories
+22ft-21ft

Overall

9265

Females

2652

F18-39

2652

Passing Analysis

Category:
Athletes Passed
1528
Passed By
2554
Net Change
-1030
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#9816
5K → 10K316144+171#9816#9645
10K → 15K78407-330#9645#9975
15K → 20K59635-578#9975#10553
20K → Half9154-145#10553#10698
Half → 25K122262-140#10698#10838
25K → 30K148466-318#10838#11156
30K → 20M125103+22#11156#11134
20M → 21M92112-20#11134#11154
21M → 35K6740+27#11154#11127
35K → 23M13474+60#11127#11067
23M → 24M10170+31#11067#11036
24M → 40K10639+67#11036#10969
40K → 25.2M5916+43#10969#10926
25.2M → Finish11232+80#10926#10846
TOTALS15282554-1030
📊

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

Boston Athletic Association

Boston Athletic Association

Mika Timing

Mika Timing