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BOSTON MARATHON 2025

Kimberly Petersen

Bib: 24489•F

NE

0:00
0:00
/ mi
Masters
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Overall
#0 / 28404
Gender (Female)
#0 / 12228
Top 43%
Masters (Masters Women)
#0 / 6759
Top 29%
Division (F55-59)
#0 / 994
Top 11%
Race Day Weather
50°/40°F
broken clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
25:47
Rank: #18711
Start → 5K
25:47 | 8:18/mi
10K· 6.21 mi
51:21
Rank: #18401 (+310)
5K → 10K
25:34 | 8:14/mi
15K· 9.32 mi
1:16:47
Rank: #18027 (+374)
10K → 15K
25:26 | 8:11/mi
20K· 12.43 mi
1:42:24
Rank: #17607 (+420)
15K → 20K
25:37 | 8:15/mi
Half· 13.11 mi
1:47:54
Rank: #17535 (+72)
20K → Half
5:30 | 8:04/mi
25K· 15.53 mi
2:07:51
Rank: #17150 (+385)
Half → 25K
19:57 | 8:14/mi
30K· 18.64 mi
2:34:11
Rank: #16670 (+480)
25K → 30K
26:20 | 8:29/mi
20M
2:45:50
Rank: #16452 (+218)
30K → 20M
11:39 | 8:34/mi
21M
2:54:44
Rank: #16212 (+240)
20M → 21M
8:54 | 8:54/mi
35K· 21.75 mi
3:00:55
Rank: #16107 (+105)
21M → 35K
6:11 | 8:16/mi
23M
3:11:42
Rank: #15921 (+186)
35K → 23M
10:47 | 8:37/mi
24M
3:20:11
Rank: #15840 (+81)
23M → 24M
8:29 | 8:29/mi
40K· 24.85 mi
3:27:24
Rank: #15708 (+132)
24M → 40K
7:13 | 8:26/mi
25.2M
3:30:36
Rank: #15665 (+43)
40K → 25.2M
3:12 | 9:17/mi
Finish· 26.22 mi
3:38:56
Rank: #15597 (+68)
25.2M → Finish
8:20 | 8:11/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:47:54
Pace8:14 /mi
2nd Half
Distance13.11 mi
Time1:51:02
Pace8:28 /mi
📊Positive Split: 2.9% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:24:2525:478:1825:47
8:18
-
10K
6.21 mi11:49:5951:218:1625:34
8:14
-0:04
15K
9.32 mi12:15:251:16:478:1425:26
8:11
-0:03
20K
12.43 mi12:41:021:42:248:1425:37
8:15
+0:04
Half
13.11 mi12:46:321:47:548:145:30
8:04
-0:11
25K
15.53 mi13:06:292:07:518:1419:57
8:14
+0:10
30K
18.64 mi13:32:492:34:118:1626:20
8:29
+0:15
20M
20.00 mi13:44:282:45:508:1711:39
8:34
+0:05
21M
21.00 mi13:53:222:54:448:198:54
8:54
+0:20
35K
21.75 mi13:59:333:00:558:196:11
8:16
-0:38
23M
23.00 mi14:10:203:11:428:2010:47
8:37
+0:21
24M
24.00 mi14:18:493:20:118:208:29
8:29
-0:08
40K
24.85 mi14:26:023:27:248:217:13
8:26
-0:03
25.2M
25.20 mi14:29:143:30:368:213:12
9:17
+0:51
Finish
26.22 mi14:37:343:38:568:218:20
8:11
-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

8:04 /mi

Average Pace

8:21 /mi

Slowest Pace

9:17 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

3:26:50

94% of race

Time at Steady Pace

12:06

6% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 8:21 /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 mi11:24:2525:478:1825:47
8:18
#18711
10K
6.21 mi11:49:5951:218:1625:34
8:14
#18401
15K
9.32 mi12:15:251:16:478:1425:26
8:11
#18027
20K
12.43 mi12:41:021:42:248:1425:37
8:15
#17607
Half
13.11 mi12:46:321:47:548:145:30
8:04
#17535
25K
15.53 mi13:06:292:07:518:1419:57
8:14
#17150
30K
18.64 mi13:32:492:34:118:1626:20
8:29
#16670
20M
20.00 mi13:44:282:45:508:1711:39
8:34
#16452
21M
21.00 mi13:53:222:54:448:198:54
8:54
#16212
35K
21.75 mi13:59:333:00:558:196:11
8:16
#16107
23M
23.00 mi14:10:203:11:428:2010:47
8:37
#15921
24M
24.00 mi14:18:493:20:118:208:29
8:29
#15840
40K
24.85 mi14:26:023:27:248:217:13
8:26
#15708
25.2M
25.20 mi14:29:143:30:368:213:12
9:17
#15665
Finish
26.22 mi14:37:343:38:568:218:20
8:11
#15597
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF55-59Seg. OverallSeg. FemalesSeg. F55-59
5K3.11 mi3.11 mi187116744674417313(Top 61%)5904(Top 48%)5904(Top 594%)
10K6.21 mi3.10 mi18401+3106557+1876557+18718107(Top 64%)6363(Top 52%)6363(Top 640%)
15K9.32 mi3.11 mi18027+3746349+2086349+20817313(Top 61%)5904(Top 48%)5904(Top 594%)
20K12.43 mi3.11 mi17607+4206103+2466103+24616599(Top 58%)5544(Top 45%)5544(Top 558%)
Half13.11 mi0.68 mi17535+726053+506053+5016411(Top 58%)5416(Top 44%)5416(Top 545%)
25K15.53 mi2.42 mi17150+3855855+1985855+19815490(Top 55%)5016(Top 41%)5016(Top 505%)
30K18.64 mi3.11 mi16670+4805620+2355620+23514611(Top 51%)4688(Top 38%)4688(Top 472%)
20M20.00 mi1.36 mi16452+2185530+905530+9014286(Top 50%)4660(Top 38%)4660(Top 469%)
21M21.00 mi1.00 mi16212+2405419+1115419+11112965(Top 46%)4108(Top 34%)4108(Top 413%)
35K21.75 mi0.75 mi16107+1055385+345385+3414091(Top 50%)4727(Top 39%)4727(Top 476%)
23M23.00 mi1.25 mi15921+1865326+595326+5914035(Top 49%)4813(Top 39%)4813(Top 484%)
24M24.00 mi1.00 mi15840+815290+365290+3614424(Top 51%)5051(Top 41%)5051(Top 508%)
40K24.85 mi0.85 mi15708+1325233+575233+5713086(Top 46%)4497(Top 37%)4497(Top 452%)
25.2M25.20 mi0.35 mi15665+435226+75226+713421(Top 47%)4730(Top 39%)4730(Top 476%)
Finish26.22 mi1.02 mi15597+685208+185208+1814151(Top 50%)5027(Top 41%)5027(Top 506%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 61%
×21stories
+97ft-345ft

Overall

17313

Females

5904

F55-59

5904

5K→10K

3.1 - 6.2 mi

Top 64%
×5stories
+79ft-138ft

Overall

18107

Females

6363

F55-59

6363

10K→15K

6.2 - 9.3 mi

Top 61%
×3stories
+67ft-78ft

Overall

17313

Females

5904

F55-59

5904

15K→20K

9.3 - 12.4 mi

Top 58%
×5stories
+106ft-86ft

Overall

16599

Females

5544

F55-59

5544

20K→Half

12.4 - 13.1 mi

Top 58%
×2stories
+19ft-37ft

Overall

16411

Females

5416

F55-59

5416

Half→25K

13.1 - 15.5 mi

Top 55%
×4stories
+66ft-88ft

Overall

15490

Females

5016

F55-59

5016

25K→30K

15.5 - 18.6 mi

Top 51%
×9stories
+181ft-148ft

Overall

14611

Females

4688

F55-59

4688

30K→20M

18.6 - 20.0 mi

Top 50%
×5stories
+64ft-50ft

Overall

14286

Females

4660

F55-59

4660

20M→21M

20.0 - 21.0 mi

Top 46%
×8stories
+106ft-24ft

Overall

12965

Females

4108

F55-59

4108

21M→35K

21.0 - 21.8 mi

Top 50%
×7stories
+17ft-86ft

Overall

14091

Females

4727

F55-59

4727

35K→23M

21.8 - 23.0 mi

Top 49%
×5stories
+23ft-63ft

Overall

14035

Females

4813

F55-59

4813

23M→24M

23.0 - 24.0 mi

Top 51%
×6stories
+12ft-82ft

Overall

14424

Females

5051

F55-59

5051

24M→40K

24.0 - 24.9 mi

Top 46%
×1story
+6ft-20ft

Overall

13086

Females

4497

F55-59

4497

40K→25.2M

24.9 - 25.2 mi

Top 47%
×1story
+13ft-16ft

Overall

13421

Females

4730

F55-59

4730

25.2M→Finish

25.2 - 26.2 mi

Top 50%
×2stories
+22ft-21ft

Overall

14151

Females

5027

F55-59

5027

Passing Analysis

Category:
Athletes Passed
3531
Passed By
417
Net Change
+3114
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#18711
5K → 10K447137+310#18711#18401
10K → 15K42046+374#18401#18027
15K → 20K44727+420#18027#17607
20K → Half8210+72#17607#17535
Half → 25K40722+385#17535#17150
25K → 30K50525+480#17150#16670
30K → 20M23517+218#16670#16452
20M → 21M25313+240#16452#16212
21M → 35K11712+105#16212#16107
35K → 23M20519+186#16107#15921
23M → 24M11332+81#15921#15840
24M → 40K14614+132#15840#15708
40K → 25.2M5613+43#15708#15665
25.2M → Finish9830+68#15665#15597
TOTALS3531417+3114
📊

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