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BOSTON MARATHON 2025

Michael Norton

Bib: 9041•M

PA

0:00
0:00
/ mi
Masters
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Overall
#0 / 28404
Top 28%
Gender (Male)
#0 / 16105
Top 41%
Masters (Masters Men)
#0 / 10463
Top 29%
Division (M40-44)
#0 / 2247
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
6:53/mi
21:23
↑ 97↓ 3451.5%
10K· 6.21 mi
6:50/mi
42:36
↑ 79↓ 1380.4%
15K· 9.32 mi
6:41/mi
1:03:23
↑ 67↓ 78
20K· 12.43 mi
6:54/mi
1:24:49
↑ 106↓ 860.1%
Half· 13.11 mi
6:53/mi
1:29:31
↑ 19↓ 370.5%
25K· 15.53 mi
7:04/mi
1:46:39
↑ 66↓ 880.2%
30K· 18.64 mi
7:34/mi
2:10:09
↑ 181↓ 1480.2%
20M
7:56/mi
2:20:56
↑ 64↓ 500.2%
21M
8:25/mi
2:29:21
↑ 106↓ 241.6%
35K· 21.75 mi
7:24/mi
2:34:53
↑ 17↓ 861.7%
23M
7:54/mi
2:44:46
↑ 23↓ 630.6%
24M
7:55/mi
2:52:41
↓ 821.3%
40K· 24.85 mi
8:18/mi
2:59:47
↓ 200.3%
25.2M
11:59/mi
3:03:55
↑ 13↓ 160.2%
Finish· 26.22 mi
9:17/mi
3:13:23
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:29:31
Pace6:50 /mi
2nd Half
Distance13.11 mi
Time1:43:52
Pace7:55 /mi
📊Positive Split: 16.0% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:46:3121:236:5321:23
6:53
-
10K
6.21 mi11:07:4442:366:5121:13
6:50
-0:03
15K
9.32 mi11:28:311:03:236:4820:47
6:41
-0:09
20K
12.43 mi11:49:571:24:496:4921:26
6:54
+0:13
Half
13.11 mi11:54:391:29:316:504:42
6:53
-0:01
25K
15.53 mi12:11:471:46:396:5217:08
7:04
+0:11
30K
18.64 mi12:35:172:10:096:5923:30
7:34
+0:30
20M
20.00 mi12:46:042:20:567:0310:47
7:56
+0:22
21M
21.00 mi12:54:292:29:217:078:25
8:25
+0:29
35K
21.75 mi13:00:012:34:537:075:32
7:24
-1:01
23M
23.00 mi13:09:542:44:467:109:53
7:54
+0:30
24M
24.00 mi13:17:492:52:417:127:55
7:55
+0:01
40K
24.85 mi13:24:552:59:477:147:06
8:18
+0:23
25.2M
25.20 mi13:29:033:03:557:184:08
11:59
+3:41
Finish
26.22 mi13:38:313:13:237:239:28
9:17
-2:42

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

6:41 /mi

Average Pace

7:23 /mi

Slowest Pace

11:59 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:29:31

46% of race

Time at Steady Pace

1:14:45

39% of race

Time at Slower Pace

29:07

15% of race

Average Pace: 7:23 /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 mi10:46:3121:236:5321:23
6:53
#6936
10K
6.21 mi11:07:4442:366:5121:13
6:50
#6800
15K
9.32 mi11:28:311:03:236:4820:47
6:41
#6217
20K
12.43 mi11:49:571:24:496:4921:26
6:54
#6171
Half
13.11 mi11:54:391:29:316:504:42
6:53
#6207
25K
15.53 mi12:11:471:46:396:5217:08
7:04
#6302
30K
18.64 mi12:35:172:10:096:5923:30
7:34
#6550
20M
20.00 mi12:46:042:20:567:0310:47
7:56
#6692
21M
21.00 mi12:54:292:29:217:078:25
8:25
#6768
35K
21.75 mi13:00:012:34:537:075:32
7:24
#6765
23M
23.00 mi13:09:542:44:467:109:53
7:54
#6860
24M
24.00 mi13:17:492:52:417:127:55
7:55
#6973
40K
24.85 mi13:24:552:59:477:147:06
8:18
#7113
25.2M
25.20 mi13:29:033:03:557:184:08
11:59
#7450
Finish
26.22 mi13:38:313:13:237:239:28
9:17
#8027
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM40-44Seg. OverallSeg. MalesSeg. M40-44
5K3.11 mi3.11 mi6936625662564992(Top 18%)4644(Top 29%)4644(Top 207%)
10K6.21 mi3.10 mi6800+1366140+1166140+1166701(Top 24%)6046(Top 38%)6046(Top 269%)
15K9.32 mi3.11 mi6217+5835687+4535687+4534992(Top 18%)4644(Top 29%)4644(Top 207%)
20K12.43 mi3.11 mi6171+465624+635624+636194(Top 22%)5584(Top 35%)5584(Top 249%)
Half13.11 mi0.68 mi6207-365647-235647-236823(Top 24%)6088(Top 38%)6088(Top 271%)
25K15.53 mi2.42 mi6302-955703-565703-566751(Top 24%)5943(Top 37%)5943(Top 264%)
30K18.64 mi3.11 mi6550-2485876-1735876-1738169(Top 29%)6686(Top 42%)6686(Top 298%)
20M20.00 mi1.36 mi6692-1425955-795955-799981(Top 35%)7527(Top 47%)7527(Top 335%)
21M21.00 mi1.00 mi6768-765988-335988-339921(Top 35%)7311(Top 45%)7311(Top 325%)
35K21.75 mi0.75 mi6765+35970+185970+187862(Top 28%)6216(Top 39%)6216(Top 277%)
23M23.00 mi1.25 mi6860-956002-326002-329227(Top 32%)6836(Top 42%)6836(Top 304%)
24M24.00 mi1.00 mi6973-1136044-426044-4210623(Top 37%)7479(Top 46%)7479(Top 333%)
40K24.85 mi0.85 mi7113-1406111-676111-6712128(Top 43%)8106(Top 50%)8106(Top 361%)
25.2M25.20 mi0.35 mi7450-3376308-1976308-19723161(Top 82%)13348(Top 83%)13348(Top 594%)
Finish26.22 mi1.02 mi8027-5776648-3406648-34020310(Top 72%)11953(Top 74%)11953(Top 532%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 18%
×21story building
+97ft-345ft

Overall

4992

Males

4644

M40-44

4644

5K→10K

3.1 - 6.2 mi

Top 24%
×5story building
+79ft-138ft

Overall

6701

Males

6046

M40-44

6046

10K→15K

6.2 - 9.3 mi

Top 18%
×3story building
+67ft-78ft

Overall

4992

Males

4644

M40-44

4644

15K→20K

9.3 - 12.4 mi

Top 22%
×5story building
+106ft-86ft

Overall

6194

Males

5584

M40-44

5584

20K→Half

12.4 - 13.1 mi

Top 24%
×2story building
+19ft-37ft

Overall

6823

Males

6088

M40-44

6088

Half→25K

13.1 - 15.5 mi

Top 24%
×4story building
+66ft-88ft

Overall

6751

Males

5943

M40-44

5943

25K→30K

15.5 - 18.6 mi

Top 29%
×9story building
+181ft-148ft

Overall

8169

Males

6686

M40-44

6686

30K→20M

18.6 - 20.0 mi

Top 35%
×5story building
+64ft-50ft

Overall

9981

Males

7527

M40-44

7527

20M→21M

20.0 - 21.0 mi

Top 35%
×8story building
+106ft-24ft

Overall

9921

Males

7311

M40-44

7311

21M→35K

21.0 - 21.8 mi

Top 28%
×7story building
+17ft-86ft

Overall

7862

Males

6216

M40-44

6216

35K→23M

21.8 - 23.0 mi

Top 32%
×5story building
+23ft-63ft

Overall

9227

Males

6836

M40-44

6836

23M→24M

23.0 - 24.0 mi

Top 37%
×6story building
+12ft-82ft

Overall

10623

Males

7479

M40-44

7479

24M→40K

24.0 - 24.9 mi

Top 43%
×1story
+6ft-20ft

Overall

12128

Males

8106

M40-44

8106

40K→25.2M

24.9 - 25.2 mi

Top 82%
×1story
+13ft-16ft

Overall

23161

Males

13348

M40-44

13348

25.2M→Finish

25.2 - 26.2 mi

Top 72%
×2story building
+22ft-21ft

Overall

20310

Males

11953

M40-44

11953

Passing Analysis

Category:
Athletes Passed
1531
Passed By
2622
Net Change
-1091
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#6936
5K → 10K258122+136#6936#6800
10K → 15K5918+583#6800#6217
15K → 20K167121+46#6217#6171
20K → Half1955-36#6171#6207
Half → 25K90185-95#6207#6302
25K → 30K113361-248#6302#6550
30K → 20M47189-142#6550#6692
20M → 21M54130-76#6692#6768
21M → 35K4542+3#6768#6765
35K → 23M71166-95#6765#6860
23M → 24M43156-113#6860#6973
24M → 40K28168-140#6973#7113
40K → 25.2M1338-337#7113#7450
25.2M → Finish4581-577#7450#8027
TOTALS15312622-1091
📊

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