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BOSTON MARATHON 2025

Jeffery Klein

Bib: 21549•M

GA

0:00
0:00
/ mi
Masters
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Overall
#0 / 28404
Top 41%
Gender (Male)
#0 / 16105
Masters (Masters Men)
#0 / 10463
Top 43%
Division (M60-64)
#0 / 1259
Top 11%
Race Day Weather
50°/40°F
broken clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
24:03
Rank: #14283
Start → 5K
7:44/mi
24:03 split
10K· 6.21 mi
48:10
Rank: #14327 (-44)
5K → 10K
7:46/mi
24:07 split
15K· 9.32 mi
1:12:19
Rank: #14275 (+52)
10K → 15K
7:46/mi
24:09 split
20K· 12.43 mi
1:36:28
Rank: #13916 (+359)
15K → 20K
7:46/mi
24:09 split
Half· 13.11 mi
1:41:42
Rank: #13872 (+44)
20K → Half
7:40/mi
5:14 split
25K· 15.53 mi
2:00:33
Rank: #13523 (+349)
Half → 25K
7:46/mi
18:51 split
30K· 18.64 mi
2:25:09
Rank: #12959 (+564)
25K → 30K
7:55/mi
24:36 split
20M
2:35:53
Rank: #12678 (+281)
30K → 20M
7:54/mi
10:44 split
21M
2:44:13
Rank: #12454 (+224)
20M → 21M
8:20/mi
8:20 split
35K· 21.75 mi
2:50:00
Rank: #12353 (+101)
21M → 35K
7:44/mi
5:47 split
23M
2:59:47
Rank: #12089 (+264)
35K → 23M
7:49/mi
9:47 split
24M
3:07:31
Rank: #11944 (+145)
23M → 24M
7:44/mi
7:44 split
40K· 24.85 mi
3:14:12
Rank: #11794 (+150)
24M → 40K
7:49/mi
6:41 split
25.2M
3:17:09
Rank: #11748 (+46)
40K → 25.2M
8:33/mi
2:57 split
Finish· 26.22 mi
3:24:55
Rank: #11656 (+92)
25.2M → Finish
7:37/mi
7:46 split

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:41:42
Pace7:45 /mi
2nd Half
Distance13.11 mi
Time1:43:13
Pace7:52 /mi
📊Positive Split: 1.5% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:20:0624:037:4424:03
7:44
-
10K
6.21 mi11:44:1348:107:4524:07
7:46
+0:02
15K
9.32 mi12:08:221:12:197:4624:09
7:46
0:00
20K
12.43 mi12:32:311:36:287:4624:09
7:46
0:00
Half
13.11 mi12:37:451:41:427:455:14
7:40
-0:06
25K
15.53 mi12:56:362:00:337:4618:51
7:46
+0:06
30K
18.64 mi13:21:122:25:097:4724:36
7:55
+0:09
20M
20.00 mi13:31:562:35:537:4810:44
7:54
-0:01
21M
21.00 mi13:40:162:44:137:498:20
8:20
+0:26
35K
21.75 mi13:46:032:50:007:495:47
7:44
-0:36
23M
23.00 mi13:55:502:59:477:499:47
7:49
+0:05
24M
24.00 mi14:03:343:07:317:497:44
7:44
-0:05
40K
24.85 mi14:10:153:14:127:496:41
7:49
+0:05
25.2M
25.20 mi14:13:123:17:097:492:57
8:33
+0:44
Finish
26.22 mi14:20:583:24:557:497:46
7:37
-0:56

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

7:37 /mi

Average Pace

7:49 /mi

Slowest Pace

8:33 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

3:21:58

99% of race

Time at Steady Pace

2:57

1% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 7:49 /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 mi11:20:0624:037:4424:03
7:44
#14283
10K
6.21 mi11:44:1348:107:4524:07
7:46
#14327
15K
9.32 mi12:08:221:12:197:4624:09
7:46
#14275
20K
12.43 mi12:32:311:36:287:4624:09
7:46
#13916
Half
13.11 mi12:37:451:41:427:455:14
7:40
#13872
25K
15.53 mi12:56:362:00:337:4618:51
7:46
#13523
30K
18.64 mi13:21:122:25:097:4724:36
7:55
#12959
20M
20.00 mi13:31:562:35:537:4810:44
7:54
#12678
21M
21.00 mi13:40:162:44:137:498:20
8:20
#12454
35K
21.75 mi13:46:032:50:007:495:47
7:44
#12353
23M
23.00 mi13:55:502:59:477:499:47
7:49
#12089
24M
24.00 mi14:03:343:07:317:497:44
7:44
#11944
40K
24.85 mi14:10:153:14:127:496:41
7:49
#11794
25.2M
25.20 mi14:13:123:17:097:492:57
8:33
#11748
Finish
26.22 mi14:20:583:24:557:497:46
7:37
#11656
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM60-64Seg. OverallSeg. MalesSeg. M60-64
5K3.11 mi3.11 mi14283101471014714125(Top 50%)9987(Top 62%)9987(Top 793%)
10K6.21 mi3.10 mi14327-4410148-110148-114439(Top 51%)10178(Top 63%)10178(Top 808%)
15K9.32 mi3.11 mi14275+5210106+4210106+4214125(Top 50%)9987(Top 62%)9987(Top 793%)
20K12.43 mi3.11 mi13916+3599915+1919915+19113032(Top 46%)9425(Top 59%)9425(Top 749%)
Half13.11 mi0.68 mi13872+449890+259890+2513097(Top 46%)9496(Top 59%)9496(Top 754%)
25K15.53 mi2.42 mi13523+3499703+1879703+18712113(Top 43%)8908(Top 55%)8908(Top 708%)
30K18.64 mi3.11 mi12959+5649397+3069397+30610778(Top 38%)8075(Top 50%)8075(Top 641%)
20M20.00 mi1.36 mi12678+2819246+1519246+1519716(Top 34%)7387(Top 46%)7387(Top 587%)
21M21.00 mi1.00 mi12454+2249108+1389108+1389436(Top 33%)7072(Top 44%)7072(Top 562%)
35K21.75 mi0.75 mi12353+1019029+799029+7910289(Top 36%)7523(Top 47%)7523(Top 598%)
23M23.00 mi1.25 mi12089+2648881+1488881+1488685(Top 31%)6551(Top 41%)6551(Top 520%)
24M24.00 mi1.00 mi11944+1458774+1078774+1079331(Top 33%)6825(Top 42%)6825(Top 542%)
40K24.85 mi0.85 mi11794+1508665+1098665+1098883(Top 31%)6465(Top 40%)6465(Top 514%)
25.2M25.20 mi0.35 mi11748+468632+338632+339087(Top 32%)6506(Top 40%)6506(Top 517%)
Finish26.22 mi1.02 mi11656+928542+908542+9010103(Top 36%)7040(Top 44%)7040(Top 559%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 50%
×21story building
+97ft-345ft

Overall

14125

Males

9987

M60-64

9987

5K→10K

3.1 - 6.2 mi

Top 51%
×5story building
+79ft-138ft

Overall

14439

Males

10178

M60-64

10178

10K→15K

6.2 - 9.3 mi

Top 50%
×3story building
+67ft-78ft

Overall

14125

Males

9987

M60-64

9987

15K→20K

9.3 - 12.4 mi

Top 46%
×5story building
+106ft-86ft

Overall

13032

Males

9425

M60-64

9425

20K→Half

12.4 - 13.1 mi

Top 46%
×2story building
+19ft-37ft

Overall

13097

Males

9496

M60-64

9496

Half→25K

13.1 - 15.5 mi

Top 43%
×4story building
+66ft-88ft

Overall

12113

Males

8908

M60-64

8908

25K→30K

15.5 - 18.6 mi

Top 38%
×9story building
+181ft-148ft

Overall

10778

Males

8075

M60-64

8075

30K→20M

18.6 - 20.0 mi

Top 34%
×5story building
+64ft-50ft

Overall

9716

Males

7387

M60-64

7387

20M→21M

20.0 - 21.0 mi

Top 33%
×8story building
+106ft-24ft

Overall

9436

Males

7072

M60-64

7072

21M→35K

21.0 - 21.8 mi

Top 36%
×7story building
+17ft-86ft

Overall

10289

Males

7523

M60-64

7523

35K→23M

21.8 - 23.0 mi

Top 31%
×5story building
+23ft-63ft

Overall

8685

Males

6551

M60-64

6551

23M→24M

23.0 - 24.0 mi

Top 33%
×6story building
+12ft-82ft

Overall

9331

Males

6825

M60-64

6825

24M→40K

24.0 - 24.9 mi

Top 31%
×1story
+6ft-20ft

Overall

8883

Males

6465

M60-64

6465

40K→25.2M

24.9 - 25.2 mi

Top 32%
×1story
+13ft-16ft

Overall

9087

Males

6506

M60-64

6506

25.2M→Finish

25.2 - 26.2 mi

Top 36%
×2story building
+22ft-21ft

Overall

10103

Males

7040

M60-64

7040

Passing Analysis

Category:
Athletes Passed
3363
Passed By
736
Net Change
+2627
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#14283
5K → 10K268312-44#14283#14327
10K → 15K226174+52#14327#14275
15K → 20K40647+359#14275#13916
20K → Half5713+44#13916#13872
Half → 25K38334+349#13872#13523
25K → 30K58925+564#13523#12959
30K → 20M29514+281#12959#12678
20M → 21M23814+224#12678#12454
21M → 35K11211+101#12454#12353
35K → 23M2717+264#12353#12089
23M → 24M16015+145#12089#11944
24M → 40K16313+150#11944#11794
40K → 25.2M6014+46#11794#11748
25.2M → Finish13543+92#11748#11656
TOTALS3363736+2627
📊

Passing Visuals

Category:
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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