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BOSTON MARATHON 2025

Frank Nienstedt

Bib: 30950•M

0:00
0:00
/ mi
Masters
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Overall
#0 / 28404
Gender (Male)
#0 / 16105
Masters (Masters Men)
#0 / 10463
Division (M60-64)
#0 / 1259
Race Day Weather
50°/40°F
broken clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
26:49
Rank: #20634
Start → 5K
26:49 | 8:38/mi
10K· 6.21 mi
53:09
Rank: #20154 (+480)
5K → 10K
26:20 | 8:29/mi
15K· 9.32 mi
1:19:15
Rank: #19665 (+489)
10K → 15K
26:06 | 8:24/mi
20K· 12.43 mi
1:46:05
Rank: #19501 (+164)
15K → 20K
26:50 | 8:38/mi
Half· 13.11 mi
1:51:47
Rank: #19439 (+62)
20K → Half
5:42 | 8:21/mi
25K· 15.53 mi
2:12:52
Rank: #19212 (+227)
Half → 25K
21:05 | 8:42/mi
30K· 18.64 mi
2:41:32
Rank: #19134 (+78)
25K → 30K
28:40 | 9:14/mi
20M
2:54:00
Rank: #19030 (+104)
30K → 20M
12:28 | 9:10/mi
21M
3:04:17
Rank: #19042 (-12)
20M → 21M
10:17 | 10:17/mi
35K· 21.75 mi
3:10:43
Rank: #18930 (+112)
21M → 35K
6:26 | 8:36/mi
23M
3:21:55
Rank: #18751 (+179)
35K → 23M
11:12 | 8:57/mi
24M
3:30:51
Rank: #18668 (+83)
23M → 24M
8:56 | 8:56/mi
40K· 24.85 mi
3:38:32
Rank: #18560 (+108)
24M → 40K
7:41 | 8:59/mi
25.2M
3:42:02
Rank: #18552 (+8)
40K → 25.2M
3:30 | 10:09/mi
Finish· 26.22 mi
3:50:50
Rank: #18510 (+42)
25.2M → Finish
8:48 | 8:38/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:51:47
Pace8:32 /mi
2nd Half
Distance13.11 mi
Time1:59:03
Pace9:05 /mi
📊Positive Split: 6.5% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:48:3726:498:3826:49
8:38
-
10K
6.21 mi12:14:5753:098:3326:20
8:29
-0:09
15K
9.32 mi12:41:031:19:158:3026:06
8:24
-0:05
20K
12.43 mi13:07:531:46:058:3226:50
8:38
+0:14
Half
13.11 mi13:13:351:51:478:325:42
8:21
-0:17
25K
15.53 mi13:34:402:12:528:3321:05
8:42
+0:21
30K
18.64 mi14:03:202:41:328:4028:40
9:14
+0:32
20M
20.00 mi14:15:482:54:008:4212:28
9:10
-0:04
21M
21.00 mi14:26:053:04:178:4710:17
10:17
+1:07
35K
21.75 mi14:32:313:10:438:466:26
8:36
-1:41
23M
23.00 mi14:43:433:21:558:4711:12
8:57
+0:21
24M
24.00 mi14:52:393:30:518:478:56
8:56
-0:01
40K
24.85 mi15:00:203:38:328:487:41
8:59
+0:03
25.2M
25.20 mi15:03:503:42:028:493:30
10:09
+1:10
Finish
26.22 mi15:12:383:50:508:498:48
8:38
-1:31

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

8:21 /mi

Average Pace

8:49 /mi

Slowest Pace

10:17 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

31:48

14% of race

Time at Steady Pace

2:16:26

59% of race

Time at Slower Pace

1:02:36

27% of race

Average Pace: 8:48 /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 mi11:48:3726:498:3826:49
8:38
#20634
10K
6.21 mi12:14:5753:098:3326:20
8:29
#20154
15K
9.32 mi12:41:031:19:158:3026:06
8:24
#19665
20K
12.43 mi13:07:531:46:058:3226:50
8:38
#19501
Half
13.11 mi13:13:351:51:478:325:42
8:21
#19439
25K
15.53 mi13:34:402:12:528:3321:05
8:42
#19212
30K
18.64 mi14:03:202:41:328:4028:40
9:14
#19134
20M
20.00 mi14:15:482:54:008:4212:28
9:10
#19030
21M
21.00 mi14:26:053:04:178:4710:17
10:17
#19042
35K
21.75 mi14:32:313:10:438:466:26
8:36
#18930
23M
23.00 mi14:43:433:21:558:4711:12
8:57
#18751
24M
24.00 mi14:52:393:30:518:478:56
8:56
#18668
40K
24.85 mi15:00:203:38:328:487:41
8:59
#18560
25.2M
25.20 mi15:03:503:42:028:493:30
10:09
#18552
Finish
26.22 mi15:12:383:50:508:498:48
8:38
#18510
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM60-64Seg. OverallSeg. MalesSeg. M60-64
5K3.11 mi3.11 mi20634126991269918708(Top 66%)11928(Top 74%)11928(Top 947%)
10K6.21 mi3.10 mi20154+48012531+16812531+16819652(Top 69%)12323(Top 77%)12323(Top 979%)
15K9.32 mi3.11 mi19665+48912337+19412337+19418708(Top 66%)11928(Top 74%)11928(Top 947%)
20K12.43 mi3.11 mi19501+16412258+7912258+7919047(Top 67%)12048(Top 75%)12048(Top 957%)
Half13.11 mi0.68 mi19439+6212226+3212226+3218263(Top 64%)11741(Top 73%)11741(Top 933%)
25K15.53 mi2.42 mi19212+22712122+10412122+10418351(Top 65%)11677(Top 73%)11677(Top 927%)
30K18.64 mi3.11 mi19134+7812044+7812044+7818756(Top 66%)11719(Top 73%)11719(Top 931%)
20M20.00 mi1.36 mi19030+10411979+6511979+6517645(Top 62%)11101(Top 69%)11101(Top 882%)
21M21.00 mi1.00 mi19042-1211961+1811961+1819287(Top 68%)11748(Top 73%)11748(Top 933%)
35K21.75 mi0.75 mi18930+11211890+7111890+7116055(Top 57%)10207(Top 63%)10207(Top 811%)
23M23.00 mi1.25 mi18751+17911786+10411786+10415942(Top 56%)10054(Top 62%)10054(Top 799%)
24M24.00 mi1.00 mi18668+8311731+5511731+5517009(Top 60%)10466(Top 65%)10466(Top 831%)
40K24.85 mi0.85 mi18560+10811656+7511656+7516214(Top 57%)10018(Top 62%)10018(Top 796%)
25.2M25.20 mi0.35 mi18552+811634+2211634+2217649(Top 62%)10672(Top 66%)10672(Top 848%)
Finish26.22 mi1.02 mi18510+4211604+3011604+3017062(Top 60%)10427(Top 65%)10427(Top 828%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 66%
×21stories
+97ft-345ft

Overall

18708

Males

11928

M60-64

11928

5K→10K

3.1 - 6.2 mi

Top 69%
×5stories
+79ft-138ft

Overall

19652

Males

12323

M60-64

12323

10K→15K

6.2 - 9.3 mi

Top 66%
×3stories
+67ft-78ft

Overall

18708

Males

11928

M60-64

11928

15K→20K

9.3 - 12.4 mi

Top 67%
×5stories
+106ft-86ft

Overall

19047

Males

12048

M60-64

12048

20K→Half

12.4 - 13.1 mi

Top 64%
×2stories
+19ft-37ft

Overall

18263

Males

11741

M60-64

11741

Half→25K

13.1 - 15.5 mi

Top 65%
×4stories
+66ft-88ft

Overall

18351

Males

11677

M60-64

11677

25K→30K

15.5 - 18.6 mi

Top 66%
×9stories
+181ft-148ft

Overall

18756

Males

11719

M60-64

11719

30K→20M

18.6 - 20.0 mi

Top 62%
×5stories
+64ft-50ft

Overall

17645

Males

11101

M60-64

11101

20M→21M

20.0 - 21.0 mi

Top 68%
×8stories
+106ft-24ft

Overall

19287

Males

11748

M60-64

11748

21M→35K

21.0 - 21.8 mi

Top 57%
×7stories
+17ft-86ft

Overall

16055

Males

10207

M60-64

10207

35K→23M

21.8 - 23.0 mi

Top 56%
×5stories
+23ft-63ft

Overall

15942

Males

10054

M60-64

10054

23M→24M

23.0 - 24.0 mi

Top 60%
×6stories
+12ft-82ft

Overall

17009

Males

10466

M60-64

10466

24M→40K

24.0 - 24.9 mi

Top 57%
×1story
+6ft-20ft

Overall

16214

Males

10018

M60-64

10018

40K→25.2M

24.9 - 25.2 mi

Top 62%
×1story
+13ft-16ft

Overall

17649

Males

10672

M60-64

10672

25.2M→Finish

25.2 - 26.2 mi

Top 60%
×2stories
+22ft-21ft

Overall

17062

Males

10427

M60-64

10427

Passing Analysis

Category:
Athletes Passed
2955
Passed By
831
Net Change
+2124
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#20634
5K → 10K599119+480#20634#20154
10K → 15K51829+489#20154#19665
15K → 20K287123+164#19665#19501
20K → Half7816+62#19501#19439
Half → 25K28356+227#19439#19212
25K → 30K263185+78#19212#19134
30K → 20M15450+104#19134#19030
20M → 21M90102-12#19030#19042
21M → 35K1219+112#19042#18930
35K → 23M20425+179#18930#18751
23M → 24M10724+83#18751#18668
24M → 40K13224+108#18668#18560
40K → 25.2M4032+8#18560#18552
25.2M → Finish7937+42#18552#18510
TOTALS2955831+2124
📊

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