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BOSTON MARATHON 2025

Kimberly Gudenkauf

Bib: 19169•F

KS

0:00
0:00
/ mi
Masters
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Overall
#0 / 28404
Top 47%
Gender (Female)
#0 / 12228
Top 32%
Masters (Masters Women)
#0 / 6759
Top 17%
Division (F50-54)
#0 / 1303
Top 10%
Race Day Weather
50°/40°F
broken clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
24:16
Rank: #14908
Start → 5K
24:16 | 7:49/mi
10K· 6.21 mi
48:09
Rank: #14325 (+583)
5K → 10K
23:53 | 7:41/mi
15K· 9.32 mi
1:12:16
Rank: #14236 (+89)
10K → 15K
24:07 | 7:46/mi
20K· 12.43 mi
1:36:36
Rank: #14033 (+203)
15K → 20K
24:20 | 7:50/mi
Half· 13.11 mi
1:41:57
Rank: #14050 (-17)
20K → Half
5:21 | 7:50/mi
25K· 15.53 mi
2:01:12
Rank: #13915 (+135)
Half → 25K
19:15 | 7:56/mi
30K· 18.64 mi
2:26:57
Rank: #13746 (+169)
25K → 30K
25:45 | 8:17/mi
20M
2:38:14
Rank: #13620 (+126)
30K → 20M
11:17 | 8:18/mi
21M
2:47:02
Rank: #13511 (+109)
20M → 21M
8:48 | 8:48/mi
35K· 21.75 mi
2:53:04
Rank: #13459 (+52)
21M → 35K
6:02 | 8:04/mi
23M
3:03:30
Rank: #13357 (+102)
35K → 23M
10:26 | 8:20/mi
24M
3:11:39
Rank: #13287 (+70)
23M → 24M
8:09 | 8:09/mi
40K· 24.85 mi
3:18:45
Rank: #13240 (+47)
24M → 40K
7:06 | 8:18/mi
25.2M
3:21:55
Rank: #13224 (+16)
40K → 25.2M
3:10 | 9:11/mi
Finish· 26.22 mi
3:30:25
Rank: #13320 (-96)
25.2M → Finish
8:30 | 8:20/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:41:57
Pace7:47 /mi
2nd Half
Distance13.11 mi
Time1:48:28
Pace8:16 /mi
📊Positive Split: 6.4% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:15:2624:167:4924:16
7:49
-
10K
6.21 mi11:39:1948:097:4523:53
7:41
-0:08
15K
9.32 mi12:03:261:12:167:4524:07
7:46
+0:05
20K
12.43 mi12:27:461:36:367:4624:20
7:50
+0:04
Half
13.11 mi12:33:071:41:577:475:21
7:50
0:00
25K
15.53 mi12:52:222:01:127:4819:15
7:56
+0:06
30K
18.64 mi13:18:072:26:577:5325:45
8:17
+0:21
20M
20.00 mi13:29:242:38:147:5511:17
8:18
+0:01
21M
21.00 mi13:38:122:47:027:578:48
8:48
+0:30
35K
21.75 mi13:44:142:53:047:576:02
8:04
-0:44
23M
23.00 mi13:54:403:03:307:5910:26
8:20
+0:16
24M
24.00 mi14:02:493:11:397:598:09
8:09
-0:11
40K
24.85 mi14:09:553:18:458:007:06
8:18
+0:09
25.2M
25.20 mi14:13:053:21:558:013:10
9:11
+0:53
Finish
26.22 mi14:21:353:30:258:028:30
8:20
-0:51

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

7:41 /mi

Average Pace

8:02 /mi

Slowest Pace

9:11 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

3:18:27

94% of race

Time at Steady Pace

8:48

4% of race

Time at Slower Pace

3:10

2% of race

Average Pace: 8:02 /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 mi11:15:2624:167:4924:16
7:49
#14908
10K
6.21 mi11:39:1948:097:4523:53
7:41
#14325
15K
9.32 mi12:03:261:12:167:4524:07
7:46
#14236
20K
12.43 mi12:27:461:36:367:4624:20
7:50
#14033
Half
13.11 mi12:33:071:41:577:475:21
7:50
#14050
25K
15.53 mi12:52:222:01:127:4819:15
7:56
#13915
30K
18.64 mi13:18:072:26:577:5325:45
8:17
#13746
20M
20.00 mi13:29:242:38:147:5511:17
8:18
#13620
21M
21.00 mi13:38:122:47:027:578:48
8:48
#13511
35K
21.75 mi13:44:142:53:047:576:02
8:04
#13459
23M
23.00 mi13:54:403:03:307:5910:26
8:20
#13357
24M
24.00 mi14:02:493:11:397:598:09
8:09
#13287
40K
24.85 mi14:09:553:18:458:007:06
8:18
#13240
25.2M
25.20 mi14:13:053:21:558:013:10
9:11
#13224
Finish
26.22 mi14:21:353:30:258:028:30
8:20
#13320
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF50-54Seg. OverallSeg. FemalesSeg. F50-54
5K3.11 mi3.11 mi149084467446714057(Top 49%)4049(Top 33%)4049(Top 311%)
10K6.21 mi3.10 mi14325+5834135+3324135+33213788(Top 49%)3831(Top 31%)3831(Top 294%)
15K9.32 mi3.11 mi14236+894106+294106+2914057(Top 49%)4049(Top 33%)4049(Top 311%)
20K12.43 mi3.11 mi14033+2034018+884018+8813542(Top 48%)3842(Top 31%)3842(Top 295%)
Half13.11 mi0.68 mi14050-174033-154033-1514635(Top 52%)4402(Top 36%)4402(Top 338%)
25K15.53 mi2.42 mi13915+1353996+373996+3713437(Top 47%)3904(Top 32%)3904(Top 300%)
30K18.64 mi3.11 mi13746+1693964+323964+3213431(Top 47%)4071(Top 33%)4071(Top 312%)
20M20.00 mi1.36 mi13620+1263920+443920+4412531(Top 44%)3714(Top 30%)3714(Top 285%)
21M21.00 mi1.00 mi13511+1093897+233897+2312324(Top 43%)3775(Top 31%)3775(Top 290%)
35K21.75 mi0.75 mi13459+523894+33894+312727(Top 45%)4010(Top 33%)4010(Top 308%)
23M23.00 mi1.25 mi13357+1023872+223872+2212262(Top 43%)3887(Top 32%)3887(Top 298%)
24M24.00 mi1.00 mi13287+703856+163856+1612261(Top 43%)3931(Top 32%)3931(Top 302%)
40K24.85 mi0.85 mi13240+473864-83864-812186(Top 43%)4008(Top 33%)4008(Top 308%)
25.2M25.20 mi0.35 mi13224+163869-53869-512859(Top 45%)4417(Top 36%)4417(Top 339%)
Finish26.22 mi1.02 mi13320-963932-633932-6315198(Top 54%)5583(Top 46%)5583(Top 428%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 49%
×21stories
+97ft-345ft

Overall

14057

Females

4049

F50-54

4049

5K→10K

3.1 - 6.2 mi

Top 49%
×5stories
+79ft-138ft

Overall

13788

Females

3831

F50-54

3831

10K→15K

6.2 - 9.3 mi

Top 49%
×3stories
+67ft-78ft

Overall

14057

Females

4049

F50-54

4049

15K→20K

9.3 - 12.4 mi

Top 48%
×5stories
+106ft-86ft

Overall

13542

Females

3842

F50-54

3842

20K→Half

12.4 - 13.1 mi

Top 52%
×2stories
+19ft-37ft

Overall

14635

Females

4402

F50-54

4402

Half→25K

13.1 - 15.5 mi

Top 47%
×4stories
+66ft-88ft

Overall

13437

Females

3904

F50-54

3904

25K→30K

15.5 - 18.6 mi

Top 47%
×9stories
+181ft-148ft

Overall

13431

Females

4071

F50-54

4071

30K→20M

18.6 - 20.0 mi

Top 44%
×5stories
+64ft-50ft

Overall

12531

Females

3714

F50-54

3714

20M→21M

20.0 - 21.0 mi

Top 43%
×8stories
+106ft-24ft

Overall

12324

Females

3775

F50-54

3775

21M→35K

21.0 - 21.8 mi

Top 45%
×7stories
+17ft-86ft

Overall

12727

Females

4010

F50-54

4010

35K→23M

21.8 - 23.0 mi

Top 43%
×5stories
+23ft-63ft

Overall

12262

Females

3887

F50-54

3887

23M→24M

23.0 - 24.0 mi

Top 43%
×6stories
+12ft-82ft

Overall

12261

Females

3931

F50-54

3931

24M→40K

24.0 - 24.9 mi

Top 43%
×1story
+6ft-20ft

Overall

12186

Females

4008

F50-54

4008

40K→25.2M

24.9 - 25.2 mi

Top 45%
×1story
+13ft-16ft

Overall

12859

Females

4417

F50-54

4417

25.2M→Finish

25.2 - 26.2 mi

Top 54%
×2stories
+22ft-21ft

Overall

15198

Females

5583

F50-54

5583

Passing Analysis

Category:
Athletes Passed
2650
Passed By
1062
Net Change
+1588
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#14908
5K → 10K68097+583#14908#14325
10K → 15K245156+89#14325#14236
15K → 20K307104+203#14236#14033
20K → Half3047-17#14033#14050
Half → 25K22691+135#14050#13915
25K → 30K321152+169#13915#13746
30K → 20M17549+126#13746#13620
20M → 21M15950+109#13620#13511
21M → 35K7725+52#13511#13459
35K → 23M15250+102#13459#13357
23M → 24M10838+70#13357#13287
24M → 40K9952+47#13287#13240
40K → 25.2M4125+16#13240#13224
25.2M → Finish30126-96#13224#13320
TOTALS26501062+1588
📊

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