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BOSTON MARATHON 2025

Jack Springer

Bib: 21760•M

PA

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
26:56
Rank: #20849
Start → 5K
26:56 | 8:40/mi
10K· 6.21 mi
54:09
Rank: #20974 (-125)
5K → 10K
27:13 | 8:46/mi
15K· 9.32 mi
1:20:57
Rank: #20675 (+299)
10K → 15K
26:48 | 8:38/mi
20K· 12.43 mi
1:48:15
Rank: #20471 (+204)
15K → 20K
27:18 | 8:47/mi
Half· 13.11 mi
1:54:16
Rank: #20500 (-29)
20K → Half
6:01 | 8:49/mi
25K· 15.53 mi
2:15:55
Rank: #20353 (+147)
Half → 25K
21:39 | 8:56/mi
30K· 18.64 mi
2:44:22
Rank: #19970 (+383)
25K → 30K
28:27 | 9:09/mi
20M
2:57:16
Rank: #19897 (+73)
30K → 20M
12:54 | 9:30/mi
21M
3:06:46
Rank: #19670 (+227)
20M → 21M
9:30 | 9:30/mi
35K· 21.75 mi
3:13:08
Rank: #19533 (+137)
21M → 35K
6:22 | 8:31/mi
23M
3:24:21
Rank: #19331 (+202)
35K → 23M
11:13 | 8:58/mi
24M
3:32:57
Rank: #19153 (+178)
23M → 24M
8:36 | 8:36/mi
40K· 24.85 mi
3:40:27
Rank: #18980 (+173)
24M → 40K
7:30 | 8:46/mi
25.2M
3:43:46
Rank: #18930 (+50)
40K → 25.2M
3:19 | 9:37/mi
Finish· 26.22 mi
3:52:22
Rank: #18817 (+113)
25.2M → Finish
8:36 | 8:26/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:54:16
Pace8:43 /mi
2nd Half
Distance13.11 mi
Time1:58:06
Pace9:01 /mi
📊Positive Split: 3.4% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:23:5526:568:4026:56
8:40
-
10K
6.21 mi11:51:0854:098:4327:13
8:46
+0:06
15K
9.32 mi12:17:561:20:578:4126:48
8:38
-0:08
20K
12.43 mi12:45:141:48:158:4327:18
8:47
+0:09
Half
13.11 mi12:51:151:54:168:436:01
8:49
+0:02
25K
15.53 mi13:12:542:15:558:4521:39
8:56
+0:07
30K
18.64 mi13:41:212:44:228:4928:27
9:09
+0:13
20M
20.00 mi13:54:152:57:168:5212:54
9:30
+0:21
21M
21.00 mi14:03:453:06:468:549:30
9:30
0:00
35K
21.75 mi14:10:073:13:088:536:22
8:31
-0:59
23M
23.00 mi14:21:203:24:218:5311:13
8:58
+0:27
24M
24.00 mi14:29:563:32:578:528:36
8:36
-0:22
40K
24.85 mi14:37:263:40:278:527:30
8:46
+0:10
25.2M
25.20 mi14:40:453:43:468:533:19
9:37
+0:51
Finish
26.22 mi14:49:213:52:228:528:36
8:26
-1:11

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

8:26 /mi

Average Pace

8:52 /mi

Slowest Pace

9:37 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

3:26:39

89% of race

Time at Steady Pace

25:43

11% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 8:52 /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 mi11:23:5526:568:4026:56
8:40
#20849
10K
6.21 mi11:51:0854:098:4327:13
8:46
#20974
15K
9.32 mi12:17:561:20:578:4126:48
8:38
#20675
20K
12.43 mi12:45:141:48:158:4327:18
8:47
#20471
Half
13.11 mi12:51:151:54:168:436:01
8:49
#20500
25K
15.53 mi13:12:542:15:558:4521:39
8:56
#20353
30K
18.64 mi13:41:212:44:228:4928:27
9:09
#19970
20M
20.00 mi13:54:152:57:168:5212:54
9:30
#19897
21M
21.00 mi14:03:453:06:468:549:30
9:30
#19670
35K
21.75 mi14:10:073:13:088:536:22
8:31
#19533
23M
23.00 mi14:21:203:24:218:5311:13
8:58
#19331
24M
24.00 mi14:29:563:32:578:528:36
8:36
#19153
40K
24.85 mi14:37:263:40:278:527:30
8:46
#18980
25.2M
25.20 mi14:40:453:43:468:533:19
9:37
#18930
Finish
26.22 mi14:49:213:52:228:528:36
8:26
#18817
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM60-64Seg. OverallSeg. MalesSeg. M60-64
5K3.11 mi3.11 mi20849127891278920056(Top 71%)12530(Top 78%)12530(Top 995%)
10K6.21 mi3.10 mi20974-12512875-8612875-8621194(Top 75%)12996(Top 81%)12996(Top 1032%)
15K9.32 mi3.11 mi20675+29912768+10712768+10720056(Top 71%)12530(Top 78%)12530(Top 995%)
20K12.43 mi3.11 mi20471+20412670+9812670+9819864(Top 70%)12397(Top 77%)12397(Top 985%)
Half13.11 mi0.68 mi20500-2912682-1212682-1220951(Top 74%)12864(Top 80%)12864(Top 1022%)
25K15.53 mi2.42 mi20353+14712610+7212610+7219554(Top 69%)12205(Top 76%)12205(Top 969%)
30K18.64 mi3.11 mi19970+38312407+20312407+20318439(Top 65%)11586(Top 72%)11586(Top 920%)
20M20.00 mi1.36 mi19897+7312357+5012357+5019128(Top 67%)11745(Top 73%)11745(Top 933%)
21M21.00 mi1.00 mi19670+22712228+12912228+12916067(Top 57%)10291(Top 64%)10291(Top 817%)
35K21.75 mi0.75 mi19533+13712154+7412154+7415535(Top 55%)9966(Top 62%)9966(Top 792%)
23M23.00 mi1.25 mi19331+20212037+11712037+11716027(Top 56%)10087(Top 63%)10087(Top 801%)
24M24.00 mi1.00 mi19153+17811943+9411943+9415162(Top 53%)9664(Top 60%)9664(Top 768%)
40K24.85 mi0.85 mi18980+17311840+10311840+10315022(Top 53%)9465(Top 59%)9465(Top 752%)
25.2M25.20 mi0.35 mi18930+5011809+3111809+3115169(Top 53%)9508(Top 59%)9508(Top 755%)
Finish26.22 mi1.02 mi18817+11311739+7011739+7015828(Top 56%)9864(Top 61%)9864(Top 783%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 71%
×21stories
+97ft-345ft

Overall

20056

Males

12530

M60-64

12530

5K→10K

3.1 - 6.2 mi

Top 75%
×5stories
+79ft-138ft

Overall

21194

Males

12996

M60-64

12996

10K→15K

6.2 - 9.3 mi

Top 71%
×3stories
+67ft-78ft

Overall

20056

Males

12530

M60-64

12530

15K→20K

9.3 - 12.4 mi

Top 70%
×5stories
+106ft-86ft

Overall

19864

Males

12397

M60-64

12397

20K→Half

12.4 - 13.1 mi

Top 74%
×2stories
+19ft-37ft

Overall

20951

Males

12864

M60-64

12864

Half→25K

13.1 - 15.5 mi

Top 69%
×4stories
+66ft-88ft

Overall

19554

Males

12205

M60-64

12205

25K→30K

15.5 - 18.6 mi

Top 65%
×9stories
+181ft-148ft

Overall

18439

Males

11586

M60-64

11586

30K→20M

18.6 - 20.0 mi

Top 67%
×5stories
+64ft-50ft

Overall

19128

Males

11745

M60-64

11745

20M→21M

20.0 - 21.0 mi

Top 57%
×8stories
+106ft-24ft

Overall

16067

Males

10291

M60-64

10291

21M→35K

21.0 - 21.8 mi

Top 55%
×7stories
+17ft-86ft

Overall

15535

Males

9966

M60-64

9966

35K→23M

21.8 - 23.0 mi

Top 56%
×5stories
+23ft-63ft

Overall

16027

Males

10087

M60-64

10087

23M→24M

23.0 - 24.0 mi

Top 53%
×6stories
+12ft-82ft

Overall

15162

Males

9664

M60-64

9664

24M→40K

24.0 - 24.9 mi

Top 53%
×1story
+6ft-20ft

Overall

15022

Males

9465

M60-64

9465

40K→25.2M

24.9 - 25.2 mi

Top 53%
×1story
+13ft-16ft

Overall

15169

Males

9508

M60-64

9508

25.2M→Finish

25.2 - 26.2 mi

Top 56%
×2stories
+22ft-21ft

Overall

15828

Males

9864

M60-64

9864

Passing Analysis

Category:
Athletes Passed
2829
Passed By
797
Net Change
+2032
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#20849
5K → 10K206331-125#20849#20974
10K → 15K37071+299#20974#20675
15K → 20K28682+204#20675#20471
20K → Half2352-29#20471#20500
Half → 25K22376+147#20500#20353
25K → 30K44158+383#20353#19970
30K → 20M14673+73#19970#19897
20M → 21M24013+227#19897#19670
21M → 35K1370+137#19670#19533
35K → 23M21210+202#19533#19331
23M → 24M1813+178#19331#19153
24M → 40K1796+173#19153#18980
40K → 25.2M555+50#18980#18930
25.2M → Finish13017+113#18930#18817
TOTALS2829797+2032
📊

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