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BOSTON MARATHON 2025

Kerry Green

Bib: 13857•M

AZ

0:00
0:00
/ mi
Masters
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Overall
#0 / 28404
Gender (Male)
#0 / 16105
Masters (Masters Men)
#0 / 10463
Division (M55-59)
#0 / 1648
Race Day Weather
50°/40°F
broken clouds

⏱️ Race Timeline

Course Elevation
7–469 ft
≈
×2stacked redwood trees
•▲ 890 ft climb · ▼ 1342 ft descent
Ribbon color based on
FasterSteadySlower· vs. your average pace
Start
0:00
Race begins
5K· 3.11 mi
8:02/mi
24:56
↑ 97↓ 3451.5%
10K· 6.21 mi
8:44/mi
52:04
↑ 79↓ 1380.4%
15K· 9.32 mi
8:40/mi
1:19:01
↑ 67↓ 78
20K· 12.43 mi
8:39/mi
1:45:54
↑ 106↓ 860.1%
Half· 13.11 mi
8:36/mi
1:51:46
↑ 19↓ 370.5%
25K· 15.53 mi
8:36/mi
2:12:36
↑ 66↓ 880.2%
30K· 18.64 mi
8:50/mi
2:40:02
↑ 181↓ 1480.2%
20M
8:29/mi
2:51:34
↑ 64↓ 500.2%
21M
9:03/mi
3:00:37
↑ 106↓ 241.6%
35K· 21.75 mi
8:16/mi
3:06:48
↑ 17↓ 861.7%
23M
8:28/mi
3:17:24
↑ 23↓ 630.6%
24M
8:28/mi
3:25:52
↓ 821.3%
40K· 24.85 mi
8:43/mi
3:33:19
↓ 200.3%
25.2M
9:25/mi
3:36:34
↑ 13↓ 160.2%
Finish· 26.22 mi
8:25/mi
3:45:09
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:51:46
Pace8:32 /mi
2nd Half
Distance13.11 mi
Time1:53:23
Pace8:39 /mi
📊Positive Split: 1.4% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:57:1324:568:0224:56
8:02
-
10K
6.21 mi11:24:2152:048:2327:08
8:44
+0:42
15K
9.32 mi11:51:181:19:018:2926:57
8:40
-0:04
20K
12.43 mi12:18:111:45:548:3126:53
8:39
-0:01
Half
13.11 mi12:24:031:51:468:325:52
8:36
-0:03
25K
15.53 mi12:44:532:12:368:3220:50
8:36
0:00
30K
18.64 mi13:12:192:40:028:3527:26
8:50
+0:14
20M
20.00 mi13:23:512:51:348:3511:32
8:29
-0:21
21M
21.00 mi13:32:543:00:378:369:03
9:03
+0:34
35K
21.75 mi13:39:053:06:488:356:11
8:16
-0:47
23M
23.00 mi13:49:413:17:248:3510:36
8:28
+0:12
24M
24.00 mi13:58:093:25:528:358:28
8:28
0:00
40K
24.85 mi14:05:363:33:198:357:27
8:43
+0:15
25.2M
25.20 mi14:08:513:36:348:363:15
9:25
+0:42
Finish
26.22 mi14:17:263:45:098:368:35
8:25
-1:00

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

8:02 /mi

Average Pace

8:36 /mi

Slowest Pace

9:25 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

3:32:51

95% of race

Time at Steady Pace

12:18

5% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 8:35 /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 mi10:57:1324:568:0224:56
8:02
#16780
10K
6.21 mi11:24:2152:048:2327:08
8:44
#19113
15K
9.32 mi11:51:181:19:018:2926:57
8:40
#19520
20K
12.43 mi12:18:111:45:548:3126:53
8:39
#19391
Half
13.11 mi12:24:031:51:468:325:52
8:36
#19426
25K
15.53 mi12:44:532:12:368:3220:50
8:36
#19130
30K
18.64 mi13:12:192:40:028:3527:26
8:50
#18668
20M
20.00 mi13:23:512:51:348:3511:32
8:29
#18286
21M
21.00 mi13:32:543:00:378:369:03
9:03
#18019
35K
21.75 mi13:39:053:06:488:356:11
8:16
#17848
23M
23.00 mi13:49:413:17:248:3510:36
8:28
#17552
24M
24.00 mi13:58:093:25:528:358:28
8:28
#17393
40K
24.85 mi14:05:363:33:198:357:27
8:43
#17286
25.2M
25.20 mi14:08:513:36:348:363:15
9:25
#17239
Finish
26.22 mi14:17:263:45:098:368:35
8:25
#17175
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM55-59Seg. OverallSeg. MalesSeg. M55-59
5K3.11 mi3.11 mi16780111101111020315(Top 72%)12651(Top 79%)12651(Top 768%)
10K6.21 mi3.10 mi19113-233312090-98012090-98021061(Top 74%)12948(Top 80%)12948(Top 786%)
15K9.32 mi3.11 mi19520-40712275-18512275-18520315(Top 72%)12651(Top 79%)12651(Top 768%)
20K12.43 mi3.11 mi19391+12912207+6812207+6819148(Top 67%)12099(Top 75%)12099(Top 734%)
Half13.11 mi0.68 mi19426-3512220-1312220-1319765(Top 70%)12358(Top 77%)12358(Top 750%)
25K15.53 mi2.42 mi19130+29612088+13212088+13217753(Top 63%)11421(Top 71%)11421(Top 693%)
30K18.64 mi3.11 mi18668+46211858+23011858+23016764(Top 59%)10819(Top 67%)10819(Top 656%)
20M20.00 mi1.36 mi18286+38211659+19911659+19913695(Top 48%)9310(Top 58%)9310(Top 565%)
21M21.00 mi1.00 mi18019+26711522+13711522+13713800(Top 49%)9252(Top 57%)9252(Top 561%)
35K21.75 mi0.75 mi17848+17111438+8411438+8414038(Top 49%)9323(Top 58%)9323(Top 566%)
23M23.00 mi1.25 mi17552+29611245+19311245+19313100(Top 46%)8751(Top 54%)8751(Top 531%)
24M24.00 mi1.00 mi17393+15911158+8711158+8714291(Top 50%)9290(Top 58%)9290(Top 564%)
40K24.85 mi0.85 mi17286+10711088+7011088+7014687(Top 52%)9304(Top 58%)9304(Top 565%)
25.2M25.20 mi0.35 mi17239+4711054+3411054+3414131(Top 50%)9016(Top 56%)9016(Top 547%)
Finish26.22 mi1.02 mi17175+6411008+4611008+4615727(Top 55%)9816(Top 61%)9816(Top 596%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 72%
×21story building
+97ft-345ft

Overall

20315

Males

12651

M55-59

12651

5K→10K

3.1 - 6.2 mi

Top 74%
×5story building
+79ft-138ft

Overall

21061

Males

12948

M55-59

12948

10K→15K

6.2 - 9.3 mi

Top 72%
×3story building
+67ft-78ft

Overall

20315

Males

12651

M55-59

12651

15K→20K

9.3 - 12.4 mi

Top 67%
×5story building
+106ft-86ft

Overall

19148

Males

12099

M55-59

12099

20K→Half

12.4 - 13.1 mi

Top 70%
×2story building
+19ft-37ft

Overall

19765

Males

12358

M55-59

12358

Half→25K

13.1 - 15.5 mi

Top 63%
×4story building
+66ft-88ft

Overall

17753

Males

11421

M55-59

11421

25K→30K

15.5 - 18.6 mi

Top 59%
×9story building
+181ft-148ft

Overall

16764

Males

10819

M55-59

10819

30K→20M

18.6 - 20.0 mi

Top 48%
×5story building
+64ft-50ft

Overall

13695

Males

9310

M55-59

9310

20M→21M

20.0 - 21.0 mi

Top 49%
×8story building
+106ft-24ft

Overall

13800

Males

9252

M55-59

9252

21M→35K

21.0 - 21.8 mi

Top 49%
×7story building
+17ft-86ft

Overall

14038

Males

9323

M55-59

9323

35K→23M

21.8 - 23.0 mi

Top 46%
×5story building
+23ft-63ft

Overall

13100

Males

8751

M55-59

8751

23M→24M

23.0 - 24.0 mi

Top 50%
×6story building
+12ft-82ft

Overall

14291

Males

9290

M55-59

9290

24M→40K

24.0 - 24.9 mi

Top 52%
×1story
+6ft-20ft

Overall

14687

Males

9304

M55-59

9304

40K→25.2M

24.9 - 25.2 mi

Top 50%
×1story
+13ft-16ft

Overall

14131

Males

9016

M55-59

9016

25.2M→Finish

25.2 - 26.2 mi

Top 55%
×2story building
+22ft-21ft

Overall

15727

Males

9816

M55-59

9816

Passing Analysis

Category:
Athletes Passed
2792
Passed By
3187
Net Change
-395
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#16780
5K → 10K122345-2333#16780#19113
10K → 15K79486-407#19113#19520
15K → 20K263134+129#19520#19391
20K → Half2560-35#19391#19426
Half → 25K33034+296#19426#19130
25K → 30K49836+462#19130#18668
30K → 20M3842+382#18668#18286
20M → 21M2747+267#18286#18019
21M → 35K1776+171#18019#17848
35K → 23M3004+296#17848#17552
23M → 24M17112+159#17552#17393
24M → 40K12316+107#17393#17286
40K → 25.2M6013+47#17286#17239
25.2M → Finish9632+64#17239#17175
TOTALS27923187-395
📊

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