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BOSTON MARATHON 2025

Ronald Van Den Berg

Bib: 14139 M NL

0:00
0:00
/ mi
Masters
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Overall
#0 / 28404
Top 48%
Gender (Male)
#0 / 16105
Masters (Masters Men)
#0 / 10463
Division (M50-54)
#0 / 1996
Race Day Weather
50°/40°F
broken clouds

⏱️ Race Timeline

Ribbon color based on
FasterSteadySlower· vs. your average pace
Start
0:00
Race begins
469 ft elev
5K· 3.11 mi
7:22/mi
22:52
↑ 97↓ 3451.5%
220 ft elev
10K· 6.21 mi
7:21/mi
45:43
↑ 79↓ 1380.4%
157 ft elev
15K· 9.32 mi
7:26/mi
1:08:50
↑ 67↓ 78
146 ft elev
20K· 12.43 mi
7:34/mi
1:32:22
↑ 106↓ 860.1%
165 ft elev
Half· 13.11 mi
7:33/mi
1:37:31
↑ 19↓ 370.5%
148 ft elev
25K· 15.53 mi
7:43/mi
1:56:13
↑ 66↓ 880.2%
127 ft elev
30K· 18.64 mi
8:07/mi
2:21:25
↑ 181↓ 1480.2%
138 ft elev
20M
8:57/mi
2:33:35
↑ 64↓ 500.2%
148 ft elev
21M
9:53/mi
2:43:28
↑ 106↓ 241.6%
227 ft elev
35K· 21.75 mi
8:16/mi
2:49:39
↑ 17↓ 861.7%
156 ft elev
23M
9:50/mi
3:01:58
↑ 23↓ 630.6%
116 ft elev
24M
8:45/mi
3:10:43
↓ 821.3%
34 ft elev
40K· 24.85 mi
8:51/mi
3:18:17
↓ 200.3%
20 ft elev
25.2M
12:22/mi
3:22:33
↑ 13↓ 160.2%
18 ft elev
Finish· 26.22 mi
8:51/mi
3:31:34
↑ 22↓ 21
17 ft elev
Course Elevation
7–469 ft
≈
×2stacked redwood trees
•▲ 890 ft climb · ▼ 1342 ft descent

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:37:31
Pace7:26 /mi
2nd Half
Distance13.11 mi
Time1:54:03
Pace8:42 /mi
📊Positive Split: 17.0% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:54:0322:527:2222:52
7:22
-
10K
6.21 mi11:16:5445:437:2122:51
7:21
-0:01
15K
9.32 mi11:40:011:08:507:2323:07
7:26
+0:05
20K
12.43 mi12:03:331:32:227:2623:32
7:34
+0:08
Half
13.11 mi12:08:421:37:317:265:09
7:33
-0:01
25K
15.53 mi12:27:241:56:137:2918:42
7:43
+0:10
30K
18.64 mi12:52:362:21:257:3525:12
8:07
+0:24
20M
20.00 mi13:04:462:33:357:4112:10
8:57
+0:50
21M
21.00 mi13:14:392:43:287:479:53
9:53
+0:56
35K
21.75 mi13:20:502:49:397:486:11
8:16
-1:37
23M
23.00 mi13:33:093:01:587:5512:19
9:50
+1:34
24M
24.00 mi13:41:543:10:437:578:45
8:45
-1:05
40K
24.85 mi13:49:283:18:177:597:34
8:51
+0:06
25.2M
25.20 mi13:53:443:22:338:024:16
12:22
+3:31
Finish
26.22 mi14:02:453:31:348:059:01
8:51
-3:31

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

7:21 /mi

Average Pace

8:05 /mi

Slowest Pace

12:22 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:37:31

46% of race

Time at Steady Pace

1:15:25

36% of race

Time at Slower Pace

38:38

18% of race

Average Pace: 8:04 /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 mi10:54:0322:527:2222:52
7:22
#10941
10K
6.21 mi11:16:5445:437:2122:51
7:21
#10843
15K
9.32 mi11:40:011:08:507:2323:07
7:26
#10927
20K
12.43 mi12:03:331:32:227:2623:32
7:34
#11040
Half
13.11 mi12:08:421:37:317:265:09
7:33
#11115
25K
15.53 mi12:27:241:56:137:2918:42
7:43
#11184
30K
18.64 mi12:52:362:21:257:3525:12
8:07
#11328
20M
20.00 mi13:04:462:33:357:4112:10
8:57
#11723
21M
21.00 mi13:14:392:43:287:479:53
9:53
#12168
35K
21.75 mi13:20:502:49:397:486:11
8:16
#12230
23M
23.00 mi13:33:093:01:587:5512:19
9:50
#12842
24M
24.00 mi13:41:543:10:437:578:45
8:45
#13011
40K
24.85 mi13:49:283:18:177:597:34
8:51
#13097
25.2M
25.20 mi13:53:443:22:338:024:16
12:22
#13404
Finish
26.22 mi14:02:453:31:348:059:01
8:51
#13630
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM50-54Seg. OverallSeg. MalesSeg. M50-54
5K3.11 mi3.11 mi109418666866611236(Top 40%)8714(Top 54%)8714(Top 437%)
10K6.21 mi3.10 mi10843+988585+818585+8110788(Top 38%)8558(Top 53%)8558(Top 429%)
15K9.32 mi3.11 mi10927-848617-328617-3211236(Top 40%)8714(Top 54%)8714(Top 437%)
20K12.43 mi3.11 mi11040-1138651-348651-3411382(Top 40%)8684(Top 54%)8684(Top 435%)
Half13.11 mi0.68 mi11115-758678-278678-2712107(Top 43%)9079(Top 56%)9079(Top 455%)
25K15.53 mi2.42 mi11184-698668+108668+1011640(Top 41%)8685(Top 54%)8685(Top 435%)
30K18.64 mi3.11 mi11328-1448661+78661+712172(Top 43%)8765(Top 54%)8765(Top 439%)
20M20.00 mi1.36 mi11723-3958810-1498810-14916527(Top 58%)10590(Top 66%)10590(Top 531%)
21M21.00 mi1.00 mi12168-4458973-1638973-16317814(Top 63%)11063(Top 69%)11063(Top 554%)
35K21.75 mi0.75 mi12230-628978-58978-514003(Top 49%)9288(Top 58%)9288(Top 465%)
23M23.00 mi1.25 mi12842-6129232-2549232-25419905(Top 70%)11850(Top 74%)11850(Top 594%)
24M24.00 mi1.00 mi13011-1699265-339265-3315986(Top 56%)10016(Top 62%)10016(Top 502%)
40K24.85 mi0.85 mi13097-869279-149279-1415434(Top 54%)9621(Top 60%)9621(Top 482%)
25.2M25.20 mi0.35 mi13404-3079409-1309409-13023913(Top 84%)13715(Top 85%)13715(Top 687%)
Finish26.22 mi1.02 mi13630-2269476-679476-6718257(Top 64%)10990(Top 68%)10990(Top 551%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 40%
×21story building
+97ft-345ft

Overall

11236

Males

8714

M50-54

8714

5K→10K

3.1 - 6.2 mi

Top 38%
×5story building
+79ft-138ft

Overall

10788

Males

8558

M50-54

8558

10K→15K

6.2 - 9.3 mi

Top 40%
×3story building
+67ft-78ft

Overall

11236

Males

8714

M50-54

8714

15K→20K

9.3 - 12.4 mi

Top 40%
×5story building
+106ft-86ft

Overall

11382

Males

8684

M50-54

8684

20K→Half

12.4 - 13.1 mi

Top 43%
×2story building
+19ft-37ft

Overall

12107

Males

9079

M50-54

9079

Half→25K

13.1 - 15.5 mi

Top 41%
×4story building
+66ft-88ft

Overall

11640

Males

8685

M50-54

8685

25K→30K

15.5 - 18.6 mi

Top 43%
×9story building
+181ft-148ft

Overall

12172

Males

8765

M50-54

8765

30K→20M

18.6 - 20.0 mi

Top 58%
×5story building
+64ft-50ft

Overall

16527

Males

10590

M50-54

10590

20M→21M

20.0 - 21.0 mi

Top 63%
×8story building
+106ft-24ft

Overall

17814

Males

11063

M50-54

11063

21M→35K

21.0 - 21.8 mi

Top 49%
×7story building
+17ft-86ft

Overall

14003

Males

9288

M50-54

9288

35K→23M

21.8 - 23.0 mi

Top 70%
×5story building
+23ft-63ft

Overall

19905

Males

11850

M50-54

11850

23M→24M

23.0 - 24.0 mi

Top 56%
×6story building
+12ft-82ft

Overall

15986

Males

10016

M50-54

10016

24M→40K

24.0 - 24.9 mi

Top 54%
×1story
+6ft-20ft

Overall

15434

Males

9621

M50-54

9621

40K→25.2M

24.9 - 25.2 mi

Top 84%
×1story
+13ft-16ft

Overall

23913

Males

13715

M50-54

13715

25.2M→Finish

25.2 - 26.2 mi

Top 64%
×2story building
+22ft-21ft

Overall

18257

Males

10990

M50-54

10990

Passing Analysis

Category:
Athletes Passed
1210
Passed By
3899
Net Change
-2689
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#10941
5K → 10K310212+98#10941#10843
10K → 15K148232-84#10843#10927
15K → 20K135248-113#10927#11040
20K → Half1590-75#11040#11115
Half → 25K154223-69#11115#11184
25K → 30K185329-144#11184#11328
30K → 20M49444-395#11328#11723
20M → 21M28473-445#11723#12168
21M → 35K45107-62#12168#12230
35K → 23M29641-612#12230#12842
23M → 24M36205-169#12842#13011
24M → 40K51137-86#13011#13097
40K → 25.2M4311-307#13097#13404
25.2M → Finish21247-226#13404#13630
TOTALS12103899-2689
📊

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