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BOSTON MARATHON 2025

Jackson Maffeo

Bib: 27334•M

MA

0:00
0:00
/ mi
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Overall
#0 / 28404
Gender (Male)
#0 / 16105
Division (M18-39)
#0 / 5642
Race Day Weather
50°/40°F
broken clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
29:25
Rank: #24144
Start → 5K
29:25 | 9:28/mi
10K· 6.21 mi
58:37
Rank: #23984 (+160)
5K → 10K
29:12 | 9:24/mi
15K· 9.32 mi
1:25:28
Rank: #22969 (+1015)
10K → 15K
26:51 | 8:39/mi
20K· 12.43 mi
1:52:56
Rank: #22299 (+670)
15K → 20K
27:28 | 8:50/mi
Half· 13.11 mi
1:59:14
Rank: #22324 (-25)
20K → Half
6:18 | 9:14/mi
25K· 15.53 mi
2:20:51
Rank: #21878 (+446)
Half → 25K
21:37 | 8:55/mi
30K· 18.64 mi
2:51:05
Rank: #21657 (+221)
25K → 30K
30:14 | 9:44/mi
20M
3:04:56
Rank: #21669 (-12)
30K → 20M
13:51 | 10:12/mi
21M
3:16:46
Rank: #21801 (-132)
20M → 21M
11:50 | 11:50/mi
35K· 21.75 mi
3:24:04
Rank: #21781 (+20)
21M → 35K
7:18 | 9:45/mi
23M
3:37:33
Rank: #21815 (-34)
35K → 23M
13:29 | 10:46/mi
24M
3:47:50
Rank: #21823 (-8)
23M → 24M
10:17 | 10:17/mi
40K· 24.85 mi
3:57:01
Rank: #21860 (-37)
24M → 40K
9:11 | 10:44/mi
25.2M
4:00:45
Rank: #21822 (+38)
40K → 25.2M
3:44 | 10:50/mi
Finish· 26.22 mi
4:10:59
Rank: #21852 (-30)
25.2M → Finish
10:14 | 10:03/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:59:14
Pace9:06 /mi
2nd Half
Distance13.11 mi
Time2:11:45
Pace10:03 /mi
📊Positive Split: 10.5% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:47:0329:259:2829:25
9:28
-
10K
6.21 mi12:16:1558:379:2629:12
9:24
-0:04
15K
9.32 mi12:43:061:25:289:1026:51
8:39
-0:45
20K
12.43 mi13:10:341:52:569:0527:28
8:50
+0:11
Half
13.11 mi13:16:521:59:149:066:18
9:14
+0:24
25K
15.53 mi13:38:292:20:519:0421:37
8:55
-0:19
30K
18.64 mi14:08:432:51:059:1130:14
9:44
+0:49
20M
20.00 mi14:22:343:04:569:1513:51
10:12
+0:28
21M
21.00 mi14:34:243:16:469:2211:50
11:50
+1:38
35K
21.75 mi14:41:423:24:049:237:18
9:45
-2:05
23M
23.00 mi14:55:113:37:339:2813:29
10:46
+1:01
24M
24.00 mi15:05:283:47:509:3010:17
10:17
-0:29
40K
24.85 mi15:14:393:57:019:329:11
10:44
+0:27
25.2M
25.20 mi15:18:234:00:459:333:44
10:50
+0:06
Finish
26.22 mi15:28:374:10:599:3510:14
10:03
-0:47

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

8:39 /mi

Average Pace

9:35 /mi

Slowest Pace

11:50 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:22:14

33% of race

Time at Steady Pace

1:46:23

42% of race

Time at Slower Pace

1:02:22

25% of race

Average Pace: 9:34 /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 mi11:47:0329:259:2829:25
9:28
#24144
10K
6.21 mi12:16:1558:379:2629:12
9:24
#23984
15K
9.32 mi12:43:061:25:289:1026:51
8:39
#22969
20K
12.43 mi13:10:341:52:569:0527:28
8:50
#22299
Half
13.11 mi13:16:521:59:149:066:18
9:14
#22324
25K
15.53 mi13:38:292:20:519:0421:37
8:55
#21878
30K
18.64 mi14:08:432:51:059:1130:14
9:44
#21657
20M
20.00 mi14:22:343:04:569:1513:51
10:12
#21669
21M
21.00 mi14:34:243:16:469:2211:50
11:50
#21801
35K
21.75 mi14:41:423:24:049:237:18
9:45
#21781
23M
23.00 mi14:55:113:37:339:2813:29
10:46
#21815
24M
24.00 mi15:05:283:47:509:3010:17
10:17
#21823
40K
24.85 mi15:14:393:57:019:329:11
10:44
#21860
25.2M
25.20 mi15:18:234:00:459:333:44
10:50
#21822
Finish
26.22 mi15:28:374:10:599:3510:14
10:03
#21852
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM18-39Seg. OverallSeg. MalesSeg. M18-39
5K3.11 mi3.11 mi24144143111431120163(Top 71%)12585(Top 78%)12585(Top 223%)
10K6.21 mi3.10 mi23984+16014243+6814243+6823818(Top 84%)14177(Top 88%)14177(Top 251%)
15K9.32 mi3.11 mi22969+101513799+44413799+44420163(Top 71%)12585(Top 78%)12585(Top 223%)
20K12.43 mi3.11 mi22299+67013480+31913480+31920155(Top 71%)12532(Top 78%)12532(Top 222%)
Half13.11 mi0.68 mi22324-2513485-513485-522700(Top 80%)13647(Top 85%)13647(Top 242%)
25K15.53 mi2.42 mi21878+44613277+20813277+20819497(Top 69%)12188(Top 76%)12188(Top 216%)
30K18.64 mi3.11 mi21657+22113163+11413163+11420781(Top 73%)12622(Top 78%)12622(Top 224%)
20M20.00 mi1.36 mi21669-1213156+713156+721544(Top 76%)12835(Top 80%)12835(Top 227%)
21M21.00 mi1.00 mi21801-13213190-3413190-3423272(Top 82%)13572(Top 84%)13572(Top 241%)
35K21.75 mi0.75 mi21781+2013161+2913161+2921182(Top 75%)12527(Top 78%)12527(Top 222%)
23M23.00 mi1.25 mi21815-3413143+1813143+1822672(Top 80%)13186(Top 82%)13186(Top 234%)
24M24.00 mi1.00 mi21823-813125+1813125+1822181(Top 78%)12897(Top 80%)12897(Top 229%)
40K24.85 mi0.85 mi21860-3713120+513120+522536(Top 79%)13006(Top 81%)13006(Top 231%)
25.2M25.20 mi0.35 mi21822+3813099+2113099+2120101(Top 71%)11843(Top 74%)11843(Top 210%)
Finish26.22 mi1.02 mi21852-3013093+613093+623052(Top 81%)13303(Top 83%)13303(Top 236%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 71%
×21stories
+97ft-345ft

Overall

20163

Males

12585

M18-39

12585

5K→10K

3.1 - 6.2 mi

Top 84%
×5stories
+79ft-138ft

Overall

23818

Males

14177

M18-39

14177

10K→15K

6.2 - 9.3 mi

Top 71%
×3stories
+67ft-78ft

Overall

20163

Males

12585

M18-39

12585

15K→20K

9.3 - 12.4 mi

Top 71%
×5stories
+106ft-86ft

Overall

20155

Males

12532

M18-39

12532

20K→Half

12.4 - 13.1 mi

Top 80%
×2stories
+19ft-37ft

Overall

22700

Males

13647

M18-39

13647

Half→25K

13.1 - 15.5 mi

Top 69%
×4stories
+66ft-88ft

Overall

19497

Males

12188

M18-39

12188

25K→30K

15.5 - 18.6 mi

Top 73%
×9stories
+181ft-148ft

Overall

20781

Males

12622

M18-39

12622

30K→20M

18.6 - 20.0 mi

Top 76%
×5stories
+64ft-50ft

Overall

21544

Males

12835

M18-39

12835

20M→21M

20.0 - 21.0 mi

Top 82%
×8stories
+106ft-24ft

Overall

23272

Males

13572

M18-39

13572

21M→35K

21.0 - 21.8 mi

Top 75%
×7stories
+17ft-86ft

Overall

21182

Males

12527

M18-39

12527

35K→23M

21.8 - 23.0 mi

Top 80%
×5stories
+23ft-63ft

Overall

22672

Males

13186

M18-39

13186

23M→24M

23.0 - 24.0 mi

Top 78%
×6stories
+12ft-82ft

Overall

22181

Males

12897

M18-39

12897

24M→40K

24.0 - 24.9 mi

Top 79%
×1story
+6ft-20ft

Overall

22536

Males

13006

M18-39

13006

40K→25.2M

24.9 - 25.2 mi

Top 71%
×1story
+13ft-16ft

Overall

20101

Males

11843

M18-39

11843

25.2M→Finish

25.2 - 26.2 mi

Top 81%
×2stories
+22ft-21ft

Overall

23052

Males

13303

M18-39

13303

Passing Analysis

Category:
Athletes Passed
3218
Passed By
926
Net Change
+2292
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#24144
5K → 10K317157+160#24144#23984
10K → 15K10183+1015#23984#22969
15K → 20K6722+670#22969#22299
20K → Half2853-25#22299#22324
Half → 25K4548+446#22324#21878
25K → 30K31392+221#21878#21657
30K → 20M8698-12#21657#21669
20M → 21M43175-132#21669#21801
21M → 35K5838+20#21801#21781
35K → 23M6599-34#21781#21815
23M → 24M4957-8#21815#21823
24M → 40K3875-37#21823#21860
40K → 25.2M435+38#21860#21822
25.2M → Finish3464-30#21822#21852
TOTALS3218926+2292
📊

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