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BOSTON MARATHON 2025

Maxfield Flynn

Bib: 8621•M

WI

0:00
0:00
/ mi
Masters
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Overall
#0 / 28404
Top 19%
Gender (Male)
#0 / 16105
Top 31%
Masters (Masters Men)
#0 / 10463
Top 17%
Division (M45-49)
#0 / 2386
Top 22%
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
6:55/mi
21:30
↑ 97↓ 3451.5%
10K· 6.21 mi
6:49/mi
42:41
↑ 79↓ 1380.4%
15K· 9.32 mi
6:46/mi
1:03:43
↑ 67↓ 78
20K· 12.43 mi
6:53/mi
1:25:06
↑ 106↓ 860.1%
Half· 13.11 mi
6:49/mi
1:29:45
↑ 19↓ 370.5%
25K· 15.53 mi
6:56/mi
1:46:33
↑ 66↓ 880.2%
30K· 18.64 mi
6:57/mi
2:08:10
↑ 181↓ 1480.2%
20M
7:03/mi
2:17:45
↑ 64↓ 500.2%
21M
7:13/mi
2:24:58
↑ 106↓ 241.6%
35K· 21.75 mi
6:50/mi
2:30:05
↑ 17↓ 861.7%
23M
7:08/mi
2:39:01
↑ 23↓ 630.6%
24M
7:11/mi
2:46:12
↓ 821.3%
40K· 24.85 mi
7:37/mi
2:52:43
↓ 200.3%
25.2M
8:48/mi
2:55:45
↑ 13↓ 160.2%
Finish· 26.22 mi
8:06/mi
3:04:00
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:29:45
Pace6:51 /mi
2nd Half
Distance13.11 mi
Time1:34:15
Pace7:11 /mi
📊Positive Split: 5.0% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:47:0721:306:5521:30
6:55
-
10K
6.21 mi11:08:1842:416:5221:11
6:49
-0:06
15K
9.32 mi11:29:201:03:436:5021:02
6:46
-0:03
20K
12.43 mi11:50:431:25:066:5121:23
6:53
+0:07
Half
13.11 mi11:55:221:29:456:514:39
6:49
-0:04
25K
15.53 mi12:12:101:46:336:5216:48
6:56
+0:07
30K
18.64 mi12:33:472:08:106:5321:37
6:57
+0:01
20M
20.00 mi12:43:222:17:456:539:35
7:03
+0:06
21M
21.00 mi12:50:352:24:586:547:13
7:13
+0:10
35K
21.75 mi12:55:422:30:056:545:07
6:50
-0:23
23M
23.00 mi13:04:382:39:016:558:56
7:08
+0:18
24M
24.00 mi13:11:492:46:126:567:11
7:11
+0:03
40K
24.85 mi13:18:202:52:436:576:31
7:37
+0:26
25.2M
25.20 mi13:21:222:55:456:583:02
8:48
+1:11
Finish
26.22 mi13:29:373:04:007:018:15
8:06
-0:42

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

6:46 /mi

Average Pace

7:01 /mi

Slowest Pace

8:48 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

0:00

0% of race

Time at Steady Pace

2:46:12

90% of race

Time at Slower Pace

17:48

10% of race

Average Pace: 7:01 /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 mi10:47:0721:306:5521:30
6:55
#7222
10K
6.21 mi11:08:1842:416:5221:11
6:49
#6926
15K
9.32 mi11:29:201:03:436:5021:02
6:46
#6529
20K
12.43 mi11:50:431:25:066:5121:23
6:53
#6385
Half
13.11 mi11:55:221:29:456:514:39
6:49
#6381
25K
15.53 mi12:12:101:46:336:5216:48
6:56
#6251
30K
18.64 mi12:33:472:08:106:5321:37
6:57
#5786
20M
20.00 mi12:43:222:17:456:539:35
7:03
#5649
21M
21.00 mi12:50:352:24:586:547:13
7:13
#5464
35K
21.75 mi12:55:422:30:056:545:07
6:50
#5385
23M
23.00 mi13:04:382:39:016:558:56
7:08
#5277
24M
24.00 mi13:11:492:46:126:567:11
7:11
#5270
40K
24.85 mi13:18:202:52:436:576:31
7:37
#5288
25.2M
25.20 mi13:21:222:55:456:583:02
8:48
#5323
Finish
26.22 mi13:29:373:04:007:018:15
8:06
#5521
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM45-49Seg. OverallSeg. MalesSeg. M45-49
5K3.11 mi3.11 mi7222646364635786(Top 20%)5275(Top 33%)5275(Top 221%)
10K6.21 mi3.10 mi6926+2966240+2236240+2236591(Top 23%)5957(Top 37%)5957(Top 250%)
15K9.32 mi3.11 mi6529+3975907+3335907+3335786(Top 20%)5275(Top 33%)5275(Top 221%)
20K12.43 mi3.11 mi6385+1445787+1205787+1206060(Top 21%)5483(Top 34%)5483(Top 230%)
Half13.11 mi0.68 mi6381+45782+55782+56286(Top 22%)5671(Top 35%)5671(Top 238%)
25K15.53 mi2.42 mi6251+1305657+1255657+1255852(Top 21%)5278(Top 33%)5278(Top 221%)
30K18.64 mi3.11 mi5786+4655265+3925265+3924444(Top 16%)4067(Top 25%)4067(Top 170%)
20M20.00 mi1.36 mi5649+1375151+1145151+1144434(Top 16%)4040(Top 25%)4040(Top 169%)
21M21.00 mi1.00 mi5464+1854991+1604991+1603231(Top 11%)2979(Top 18%)2979(Top 125%)
35K21.75 mi0.75 mi5385+794916+754916+754392(Top 15%)3921(Top 24%)3921(Top 164%)
23M23.00 mi1.25 mi5277+1084811+1054811+1054528(Top 16%)3979(Top 25%)3979(Top 167%)
24M24.00 mi1.00 mi5270+74797+144797+145719(Top 20%)4744(Top 29%)4744(Top 199%)
40K24.85 mi0.85 mi5288-184803-64803-67522(Top 26%)5727(Top 36%)5727(Top 240%)
25.2M25.20 mi0.35 mi5323-354821-184821-1810485(Top 37%)7177(Top 45%)7177(Top 301%)
Finish26.22 mi1.02 mi5521-1984961-1404961-14013515(Top 48%)8762(Top 54%)8762(Top 367%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 20%
×21story building
+97ft-345ft

Overall

5786

Males

5275

M45-49

5275

5K→10K

3.1 - 6.2 mi

Top 23%
×5story building
+79ft-138ft

Overall

6591

Males

5957

M45-49

5957

10K→15K

6.2 - 9.3 mi

Top 20%
×3story building
+67ft-78ft

Overall

5786

Males

5275

M45-49

5275

15K→20K

9.3 - 12.4 mi

Top 21%
×5story building
+106ft-86ft

Overall

6060

Males

5483

M45-49

5483

20K→Half

12.4 - 13.1 mi

Top 22%
×2story building
+19ft-37ft

Overall

6286

Males

5671

M45-49

5671

Half→25K

13.1 - 15.5 mi

Top 21%
×4story building
+66ft-88ft

Overall

5852

Males

5278

M45-49

5278

25K→30K

15.5 - 18.6 mi

Top 16%
×9story building
+181ft-148ft

Overall

4444

Males

4067

M45-49

4067

30K→20M

18.6 - 20.0 mi

Top 16%
×5story building
+64ft-50ft

Overall

4434

Males

4040

M45-49

4040

20M→21M

20.0 - 21.0 mi

Top 11%
×8story building
+106ft-24ft

Overall

3231

Males

2979

M45-49

2979

21M→35K

21.0 - 21.8 mi

Top 15%
×7story building
+17ft-86ft

Overall

4392

Males

3921

M45-49

3921

35K→23M

21.8 - 23.0 mi

Top 16%
×5story building
+23ft-63ft

Overall

4528

Males

3979

M45-49

3979

23M→24M

23.0 - 24.0 mi

Top 20%
×6story building
+12ft-82ft

Overall

5719

Males

4744

M45-49

4744

24M→40K

24.0 - 24.9 mi

Top 26%
×1story
+6ft-20ft

Overall

7522

Males

5727

M45-49

5727

40K→25.2M

24.9 - 25.2 mi

Top 37%
×1story
+13ft-16ft

Overall

10485

Males

7177

M45-49

7177

25.2M→Finish

25.2 - 26.2 mi

Top 48%
×2story building
+22ft-21ft

Overall

13515

Males

8762

M45-49

8762

Passing Analysis

Category:
Athletes Passed
2370
Passed By
669
Net Change
+1701
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#7222
5K → 10K37983+296#7222#6926
10K → 15K42124+397#6926#6529
15K → 20K20258+144#6529#6385
20K → Half2622+4#6385#6381
Half → 25K18454+130#6381#6251
25K → 30K47510+465#6251#5786
30K → 20M15114+137#5786#5649
20M → 21M1883+185#5649#5464
21M → 35K9314+79#5464#5385
35K → 23M13224+108#5385#5277
23M → 24M5144+7#5277#5270
24M → 40K4361-18#5270#5288
40K → 25.2M1449-35#5288#5323
25.2M → Finish11209-198#5323#5521
TOTALS2370669+1701
📊

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