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BOSTON MARATHON 2025

Dan Norem

Bib: 23487•M

TN

0:00
0:00
/ mi
Masters
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Overall
#0 / 28404
Gender (Male)
#0 / 16105
Masters (Masters Men)
#0 / 10463
Division (M65-69)
#0 / 639
Top 24%
Race Day Weather
50°/40°F
broken clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
25:00
Rank: #16957
Start → 5K
25:00 | 8:03/mi
10K· 6.21 mi
50:08
Rank: #17022 (-65)
5K → 10K
25:08 | 8:05/mi
15K· 9.32 mi
1:15:15
Rank: #16875 (+147)
10K → 15K
25:07 | 8:05/mi
20K· 12.43 mi
1:40:16
Rank: #16438 (+437)
15K → 20K
25:01 | 8:03/mi
Half· 13.11 mi
1:45:39
Rank: #16379 (+59)
20K → Half
5:23 | 7:53/mi
25K· 15.53 mi
2:05:31
Rank: #16171 (+208)
Half → 25K
19:52 | 8:12/mi
30K· 18.64 mi
2:31:56
Rank: #15873 (+298)
25K → 30K
26:25 | 8:30/mi
20M
2:43:54
Rank: #15822 (+51)
30K → 20M
11:58 | 8:48/mi
21M
2:53:47
Rank: #15914 (-92)
20M → 21M
9:53 | 9:53/mi
35K· 21.75 mi
3:00:19
Rank: #15913 (+1)
21M → 35K
6:32 | 8:44/mi
23M
3:13:46
Rank: #16502 (-589)
35K → 23M
13:27 | 10:45/mi
24M
3:24:43
Rank: #17099 (-597)
23M → 24M
10:57 | 10:57/mi
40K· 24.85 mi
3:34:53
Rank: #17675 (-576)
24M → 40K
10:10 | 11:53/mi
25.2M
3:38:47
Rank: #17764 (-89)
40K → 25.2M
3:54 | 11:19/mi
Finish· 26.22 mi
3:49:19
Rank: #18159 (-395)
25.2M → Finish
10:32 | 10:20/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:45:39
Pace8:04 /mi
2nd Half
Distance13.11 mi
Time2:03:40
Pace9:26 /mi
📊Positive Split: 17.1% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:26:0925:008:0325:00
8:03
-
10K
6.21 mi11:51:1750:088:0425:08
8:05
+0:02
15K
9.32 mi12:16:241:15:158:0425:07
8:05
0:00
20K
12.43 mi12:41:251:40:168:0425:01
8:03
-0:02
Half
13.11 mi12:46:481:45:398:045:23
7:53
-0:10
25K
15.53 mi13:06:402:05:318:0519:52
8:12
+0:19
30K
18.64 mi13:33:052:31:568:0926:25
8:30
+0:18
20M
20.00 mi13:45:032:43:548:1211:58
8:48
+0:18
21M
21.00 mi13:54:562:53:478:179:53
9:53
+1:05
35K
21.75 mi14:01:283:00:198:176:32
8:44
-1:09
23M
23.00 mi14:14:553:13:468:2513:27
10:45
+2:01
24M
24.00 mi14:25:523:24:438:3210:57
10:57
+0:12
40K
24.85 mi14:36:023:34:538:3910:10
11:53
+0:56
25.2M
25.20 mi14:39:563:38:478:413:54
11:19
-0:34
Finish
26.22 mi14:50:283:49:198:4510:32
10:20
-0:59

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

7:53 /mi

Average Pace

8:45 /mi

Slowest Pace

11:53 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

55:24

24% of race

Time at Steady Pace

1:55:02

50% of race

Time at Slower Pace

58:53

26% of race

Average Pace: 8:45 /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 mi11:26:0925:008:0325:00
8:03
#16957
10K
6.21 mi11:51:1750:088:0425:08
8:05
#17022
15K
9.32 mi12:16:241:15:158:0425:07
8:05
#16875
20K
12.43 mi12:41:251:40:168:0425:01
8:03
#16438
Half
13.11 mi12:46:481:45:398:045:23
7:53
#16379
25K
15.53 mi13:06:402:05:318:0519:52
8:12
#16171
30K
18.64 mi13:33:052:31:568:0926:25
8:30
#15873
20M
20.00 mi13:45:032:43:548:1211:58
8:48
#15822
21M
21.00 mi13:54:562:53:478:179:53
9:53
#15914
35K
21.75 mi14:01:283:00:198:176:32
8:44
#15913
23M
23.00 mi14:14:553:13:468:2513:27
10:45
#16502
24M
24.00 mi14:25:523:24:438:3210:57
10:57
#17099
40K
24.85 mi14:36:023:34:538:3910:10
11:53
#17675
25.2M
25.20 mi14:39:563:38:478:413:54
11:19
#17764
Finish
26.22 mi14:50:283:49:198:4510:32
10:20
#18159
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM65-69Seg. OverallSeg. MalesSeg. M65-69
5K3.11 mi3.11 mi16957111911119116632(Top 59%)11065(Top 69%)11065(Top 1732%)
10K6.21 mi3.10 mi17022-6511232-4111232-4117117(Top 60%)11299(Top 70%)11299(Top 1768%)
15K9.32 mi3.11 mi16875+14711175+5711175+5716632(Top 59%)11065(Top 69%)11065(Top 1732%)
20K12.43 mi3.11 mi16438+43710993+18210993+18215291(Top 54%)10455(Top 65%)10455(Top 1636%)
Half13.11 mi0.68 mi16379+5910964+2910964+2915000(Top 53%)10362(Top 64%)10362(Top 1622%)
25K15.53 mi2.42 mi16171+20810866+9810866+9815277(Top 54%)10355(Top 64%)10355(Top 1621%)
30K18.64 mi3.11 mi15873+29810676+19010676+19014765(Top 52%)9955(Top 62%)9955(Top 1558%)
20M20.00 mi1.36 mi15822+5110614+6210614+6215693(Top 55%)10245(Top 64%)10245(Top 1603%)
21M21.00 mi1.00 mi15914-9210611+310611+317831(Top 63%)11080(Top 69%)11080(Top 1734%)
35K21.75 mi0.75 mi15913+110599+1210599+1216872(Top 59%)10568(Top 66%)10568(Top 1654%)
23M23.00 mi1.25 mi16502-58910824-22510824-22522603(Top 80%)13152(Top 82%)13152(Top 2058%)
24M24.00 mi1.00 mi17099-59711040-21611040-21623883(Top 84%)13764(Top 85%)13764(Top 2154%)
40K24.85 mi0.85 mi17675-57611250-21011250-21024736(Top 87%)14130(Top 88%)14130(Top 2211%)
25.2M25.20 mi0.35 mi17764-8911286-3611286-3621505(Top 76%)12528(Top 78%)12528(Top 1961%)
Finish26.22 mi1.02 mi18159-39511453-16711453-16723864(Top 84%)13698(Top 85%)13698(Top 2144%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 59%
×21stories
+97ft-345ft

Overall

16632

Males

11065

M65-69

11065

5K→10K

3.1 - 6.2 mi

Top 60%
×5stories
+79ft-138ft

Overall

17117

Males

11299

M65-69

11299

10K→15K

6.2 - 9.3 mi

Top 59%
×3stories
+67ft-78ft

Overall

16632

Males

11065

M65-69

11065

15K→20K

9.3 - 12.4 mi

Top 54%
×5stories
+106ft-86ft

Overall

15291

Males

10455

M65-69

10455

20K→Half

12.4 - 13.1 mi

Top 53%
×2stories
+19ft-37ft

Overall

15000

Males

10362

M65-69

10362

Half→25K

13.1 - 15.5 mi

Top 54%
×4stories
+66ft-88ft

Overall

15277

Males

10355

M65-69

10355

25K→30K

15.5 - 18.6 mi

Top 52%
×9stories
+181ft-148ft

Overall

14765

Males

9955

M65-69

9955

30K→20M

18.6 - 20.0 mi

Top 55%
×5stories
+64ft-50ft

Overall

15693

Males

10245

M65-69

10245

20M→21M

20.0 - 21.0 mi

Top 63%
×8stories
+106ft-24ft

Overall

17831

Males

11080

M65-69

11080

21M→35K

21.0 - 21.8 mi

Top 59%
×7stories
+17ft-86ft

Overall

16872

Males

10568

M65-69

10568

35K→23M

21.8 - 23.0 mi

Top 80%
×5stories
+23ft-63ft

Overall

22603

Males

13152

M65-69

13152

23M→24M

23.0 - 24.0 mi

Top 84%
×6stories
+12ft-82ft

Overall

23883

Males

13764

M65-69

13764

24M→40K

24.0 - 24.9 mi

Top 87%
×1story
+6ft-20ft

Overall

24736

Males

14130

M65-69

14130

40K→25.2M

24.9 - 25.2 mi

Top 76%
×1story
+13ft-16ft

Overall

21505

Males

12528

M65-69

12528

25.2M→Finish

25.2 - 26.2 mi

Top 84%
×2stories
+22ft-21ft

Overall

23864

Males

13698

M65-69

13698

Passing Analysis

Category:
Athletes Passed
2090
Passed By
3292
Net Change
-1202
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#16957
5K → 10K269334-65#16957#17022
10K → 15K279132+147#17022#16875
15K → 20K48346+437#16875#16438
20K → Half6910+59#16438#16379
Half → 25K26254+208#16379#16171
25K → 30K37375+298#16171#15873
30K → 20M14089+51#15873#15822
20M → 21M85177-92#15822#15914
21M → 35K6665+1#15914#15913
35K → 23M26615-589#15913#16502
23M → 24M11608-597#16502#17099
24M → 40K4580-576#17099#17675
40K → 25.2M14103-89#17675#17764
25.2M → Finish9404-395#17764#18159
TOTALS20903292-1202
📊

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