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BOSTON MARATHON 2025

Dean Parham

Bib: 30029•M

NY

0:00
0:00
/ mi
Masters
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Overall
#0 / 28404
Gender (Male)
#0 / 16105
Masters (Masters Men)
#0 / 10463
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
10:01/mi
31:06
↑ 97↓ 3451.5%
10K· 6.21 mi
9:28/mi
1:00:32
↑ 79↓ 1380.4%
15K· 9.32 mi
9:46/mi
1:30:52
↑ 67↓ 78
20K· 12.43 mi
9:46/mi
2:01:12
↑ 106↓ 860.1%
Half· 13.11 mi
9:08/mi
2:07:26
↑ 19↓ 370.5%
25K· 15.53 mi
9:45/mi
2:31:04
↑ 66↓ 880.2%
30K· 18.64 mi
10:35/mi
3:03:56
↑ 181↓ 1480.2%
20M
10:18/mi
3:17:56
↑ 64↓ 500.2%
21M
11:21/mi
3:29:17
↑ 106↓ 241.6%
35K· 21.75 mi
10:10/mi
3:36:53
↑ 17↓ 861.7%
23M
10:29/mi
3:50:00
↑ 23↓ 630.6%
24M
9:47/mi
3:59:47
↓ 821.3%
40K· 24.85 mi
10:04/mi
4:08:23
↓ 200.3%
25.2M
10:32/mi
4:12:01
↑ 13↓ 160.2%
Finish· 26.22 mi
8:41/mi
4:20:52
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time2:07:26
Pace9:43 /mi
2nd Half
Distance13.11 mi
Time2:13:26
Pace10:11 /mi
📊Positive Split: 4.7% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:52:3631:0610:0131:06
10:01
-
10K
6.21 mi12:22:021:00:329:4529:26
9:28
-0:33
15K
9.32 mi12:52:221:30:529:4530:20
9:46
+0:18
20K
12.43 mi13:22:422:01:129:4530:20
9:46
0:00
Half
13.11 mi13:28:562:07:269:436:14
9:08
-0:38
25K
15.53 mi13:52:342:31:049:4323:38
9:45
+0:37
30K
18.64 mi14:25:263:03:569:5232:52
10:35
+0:50
20M
20.00 mi14:39:263:17:569:5414:00
10:18
-0:17
21M
21.00 mi14:50:473:29:179:5811:21
11:21
+1:03
35K
21.75 mi14:58:233:36:539:587:36
10:10
-1:11
23M
23.00 mi15:11:303:50:0010:0013:07
10:29
+0:19
24M
24.00 mi15:21:173:59:479:599:47
9:47
-0:42
40K
24.85 mi15:29:534:08:2310:008:36
10:04
+0:17
25.2M
25.20 mi15:33:314:12:0110:003:38
10:32
+0:28
Finish
26.22 mi15:42:224:20:529:578:51
8:41
-1:51

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

8:41 /mi

Average Pace

9:57 /mi

Slowest Pace

11:21 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

44:31

17% of race

Time at Steady Pace

2:35:23

60% of race

Time at Slower Pace

1:00:58

23% of race

Average Pace: 9:57 /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 mi11:52:3631:0610:0131:06
10:01
#25599
10K
6.21 mi12:22:021:00:329:4529:26
9:28
#24839
15K
9.32 mi12:52:221:30:529:4530:20
9:46
#24705
20K
12.43 mi13:22:422:01:129:4530:20
9:46
#24420
Half
13.11 mi13:28:562:07:269:436:14
9:08
#24330
25K
15.53 mi13:52:342:31:049:4323:38
9:45
#24043
30K
18.64 mi14:25:263:03:569:5232:52
10:35
#23867
20M
20.00 mi14:39:263:17:569:5414:00
10:18
#23720
21M
21.00 mi14:50:473:29:179:5811:21
11:21
#23625
35K
21.75 mi14:58:233:36:539:587:36
10:10
#23577
23M
23.00 mi15:11:303:50:0010:0013:07
10:29
#23474
24M
24.00 mi15:21:173:59:479:599:47
9:47
#23359
40K
24.85 mi15:29:534:08:2310:008:36
10:04
#23245
25.2M
25.20 mi15:33:314:12:0110:003:38
10:32
#23187
Finish
26.22 mi15:42:224:20:529:578:51
8:41
#23049
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM40-44Seg. OverallSeg. MalesSeg. M40-44
5K3.11 mi3.11 mi25599149991499924459(Top 86%)14464(Top 90%)14464(Top 644%)
10K6.21 mi3.10 mi24839+76014630+36914630+36924034(Top 85%)14269(Top 89%)14269(Top 635%)
15K9.32 mi3.11 mi24705+13414576+5414576+5424459(Top 86%)14464(Top 90%)14464(Top 644%)
20K12.43 mi3.11 mi24420+28514425+15114425+15123657(Top 83%)14078(Top 87%)14078(Top 627%)
Half13.11 mi0.68 mi24330+9014378+4714378+4722354(Top 79%)13491(Top 84%)13491(Top 600%)
25K15.53 mi2.42 mi24043+28714248+13014248+13022625(Top 80%)13571(Top 84%)13571(Top 604%)
30K18.64 mi3.11 mi23867+17614142+10614142+10623115(Top 81%)13668(Top 85%)13668(Top 608%)
20M20.00 mi1.36 mi23720+14714049+9314049+9321873(Top 77%)12997(Top 81%)12997(Top 578%)
21M21.00 mi1.00 mi23625+9513994+5513994+5522270(Top 78%)13095(Top 81%)13095(Top 583%)
35K21.75 mi0.75 mi23577+4813961+3313961+3322319(Top 79%)13067(Top 81%)13067(Top 582%)
23M23.00 mi1.25 mi23474+10313898+6313898+6321952(Top 77%)12859(Top 80%)12859(Top 572%)
24M24.00 mi1.00 mi23359+11513827+7113827+7120672(Top 73%)12193(Top 76%)12193(Top 543%)
40K24.85 mi0.85 mi23245+11413751+7613751+7620646(Top 73%)12119(Top 75%)12119(Top 539%)
25.2M25.20 mi0.35 mi23187+5813716+3513716+3519130(Top 67%)11388(Top 71%)11388(Top 507%)
Finish26.22 mi1.02 mi23049+13813642+7413642+7417383(Top 61%)10596(Top 66%)10596(Top 472%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 86%
×21story building
+97ft-345ft

Overall

24459

Males

14464

M40-44

14464

5K→10K

3.1 - 6.2 mi

Top 85%
×5story building
+79ft-138ft

Overall

24034

Males

14269

M40-44

14269

10K→15K

6.2 - 9.3 mi

Top 86%
×3story building
+67ft-78ft

Overall

24459

Males

14464

M40-44

14464

15K→20K

9.3 - 12.4 mi

Top 83%
×5story building
+106ft-86ft

Overall

23657

Males

14078

M40-44

14078

20K→Half

12.4 - 13.1 mi

Top 79%
×2story building
+19ft-37ft

Overall

22354

Males

13491

M40-44

13491

Half→25K

13.1 - 15.5 mi

Top 80%
×4story building
+66ft-88ft

Overall

22625

Males

13571

M40-44

13571

25K→30K

15.5 - 18.6 mi

Top 81%
×9story building
+181ft-148ft

Overall

23115

Males

13668

M40-44

13668

30K→20M

18.6 - 20.0 mi

Top 77%
×5story building
+64ft-50ft

Overall

21873

Males

12997

M40-44

12997

20M→21M

20.0 - 21.0 mi

Top 78%
×8story building
+106ft-24ft

Overall

22270

Males

13095

M40-44

13095

21M→35K

21.0 - 21.8 mi

Top 79%
×7story building
+17ft-86ft

Overall

22319

Males

13067

M40-44

13067

35K→23M

21.8 - 23.0 mi

Top 77%
×5story building
+23ft-63ft

Overall

21952

Males

12859

M40-44

12859

23M→24M

23.0 - 24.0 mi

Top 73%
×6story building
+12ft-82ft

Overall

20672

Males

12193

M40-44

12193

24M→40K

24.0 - 24.9 mi

Top 73%
×1story
+6ft-20ft

Overall

20646

Males

12119

M40-44

12119

40K→25.2M

24.9 - 25.2 mi

Top 67%
×1story
+13ft-16ft

Overall

19130

Males

11388

M40-44

11388

25.2M→Finish

25.2 - 26.2 mi

Top 61%
×2story building
+22ft-21ft

Overall

17383

Males

10596

M40-44

10596

Passing Analysis

Category:
Athletes Passed
2827
Passed By
277
Net Change
+2550
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#25599
5K → 10K77515+760#25599#24839
10K → 15K20066+134#24839#24705
15K → 20K30823+285#24705#24420
20K → Half911+90#24420#24330
Half → 25K2925+287#24330#24043
25K → 30K24771+176#24043#23867
30K → 20M16316+147#23867#23720
20M → 21M11823+95#23720#23625
21M → 35K6416+48#23625#23577
35K → 23M13734+103#23577#23474
23M → 24M1205+115#23474#23359
24M → 40K1151+114#23359#23245
40K → 25.2M591+58#23245#23187
25.2M → Finish1380+138#23187#23049
TOTALS2827277+2550
📊

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