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BOSTON MARATHON 2025

Ron Rasing

Bib: 12505•M

CA

0:00
0:00
/ mi
Masters
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Overall
#0 / 28404
Top 47%
Gender (Male)
#0 / 16105
Masters (Masters Men)
#0 / 10463
Top 50%
Division (M50-54)
#0 / 1996
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
7:42/mi
23:56
↑ 97↓ 3451.5%
10K· 6.21 mi
7:41/mi
47:47
↑ 79↓ 1380.4%
15K· 9.32 mi
8:09/mi
1:13:05
↑ 67↓ 78
20K· 12.43 mi
7:57/mi
1:37:46
↑ 106↓ 860.1%
Half· 13.11 mi
7:49/mi
1:43:06
↑ 19↓ 370.5%
25K· 15.53 mi
8:28/mi
2:03:37
↑ 66↓ 880.2%
30K· 18.64 mi
8:03/mi
2:28:38
↑ 181↓ 1480.2%
20M
7:54/mi
2:39:22
↑ 64↓ 500.2%
21M
8:25/mi
2:47:47
↑ 106↓ 241.6%
35K· 21.75 mi
8:20/mi
2:54:01
↑ 17↓ 861.7%
23M
7:58/mi
3:04:00
↑ 23↓ 630.6%
24M
7:49/mi
3:11:49
↓ 821.3%
40K· 24.85 mi
8:04/mi
3:18:43
↓ 200.3%
25.2M
8:36/mi
3:21:41
↑ 13↓ 160.2%
Finish· 26.22 mi
8:21/mi
3:30:12
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:43:06
Pace7:52 /mi
2nd Half
Distance13.11 mi
Time1:47:06
Pace8:10 /mi
📊Positive Split: 3.9% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:52:1623:567:4223:56
7:42
-
10K
6.21 mi11:16:0747:477:4123:51
7:41
-0:01
15K
9.32 mi11:41:251:13:057:5025:18
8:09
+0:28
20K
12.43 mi12:06:061:37:467:5224:41
7:57
-0:12
Half
13.11 mi12:11:261:43:067:525:20
7:49
-0:08
25K
15.53 mi12:31:572:03:377:5720:31
8:28
+0:39
30K
18.64 mi12:56:582:28:387:5825:01
8:03
-0:25
20M
20.00 mi13:07:422:39:227:5810:44
7:54
-0:09
21M
21.00 mi13:16:072:47:477:598:25
8:25
+0:31
35K
21.75 mi13:22:212:54:018:006:14
8:20
-0:05
23M
23.00 mi13:32:203:04:008:009:59
7:58
-0:22
24M
24.00 mi13:40:093:11:498:007:49
7:49
-0:09
40K
24.85 mi13:47:033:18:438:006:54
8:04
+0:15
25.2M
25.20 mi13:50:013:21:418:002:58
8:36
+0:32
Finish
26.22 mi13:58:323:30:128:018:31
8:21
-0:15

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

7:41 /mi

Average Pace

8:01 /mi

Slowest Pace

8:36 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

3:06:43

89% of race

Time at Steady Pace

23:29

11% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 8:01 /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 mi10:52:1623:567:4223:56
7:42
#13997
10K
6.21 mi11:16:0747:477:4123:51
7:41
#13829
15K
9.32 mi11:41:251:13:057:5025:18
8:09
#14999
20K
12.43 mi12:06:061:37:467:5224:41
7:57
#14810
Half
13.11 mi12:11:261:43:067:525:20
7:49
#14769
25K
15.53 mi12:31:572:03:377:5720:31
8:28
#15221
30K
18.64 mi12:56:582:28:387:5825:01
8:03
#14470
20M
20.00 mi13:07:422:39:227:5810:44
7:54
#14050
21M
21.00 mi13:16:072:47:477:598:25
8:25
#13779
35K
21.75 mi13:22:212:54:018:006:14
8:20
#13782
23M
23.00 mi13:32:203:04:008:009:59
7:58
#13512
24M
24.00 mi13:40:093:11:498:007:49
7:49
#13342
40K
24.85 mi13:47:033:18:438:006:54
8:04
#13223
25.2M
25.20 mi13:50:013:21:418:002:58
8:36
#13164
Finish
26.22 mi13:58:323:30:128:018:31
8:21
#13274
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM50-54Seg. OverallSeg. MalesSeg. M50-54
5K3.11 mi3.11 mi13997100501005017022(Top 60%)11222(Top 70%)11222(Top 562%)
10K6.21 mi3.10 mi13829+1689949+1019949+10113664(Top 48%)9865(Top 61%)9865(Top 494%)
15K9.32 mi3.11 mi14999-117010399-45010399-45017022(Top 60%)11222(Top 70%)11222(Top 562%)
20K12.43 mi3.11 mi14810+18910290+10910290+10914476(Top 51%)10077(Top 63%)10077(Top 505%)
Half13.11 mi0.68 mi14769+4110271+1910271+1914338(Top 50%)10031(Top 62%)10031(Top 503%)
25K15.53 mi2.42 mi15221-45210442-17110442-17116937(Top 60%)11067(Top 69%)11067(Top 554%)
30K18.64 mi3.11 mi14470+75110054+38810054+38811760(Top 41%)8565(Top 53%)8565(Top 429%)
20M20.00 mi1.36 mi14050+4209843+2119843+2119727(Top 34%)7398(Top 46%)7398(Top 371%)
21M21.00 mi1.00 mi13779+2719690+1539690+1539952(Top 35%)7342(Top 46%)7342(Top 368%)
35K21.75 mi0.75 mi13782-39672+189672+1814430(Top 51%)9462(Top 59%)9462(Top 474%)
23M23.00 mi1.25 mi13512+2709513+1599513+1599849(Top 35%)7167(Top 45%)7167(Top 359%)
24M24.00 mi1.00 mi13342+1709419+949419+949924(Top 35%)7133(Top 44%)7133(Top 357%)
40K24.85 mi0.85 mi13223+1199334+859334+8510666(Top 38%)7394(Top 46%)7394(Top 370%)
25.2M25.20 mi0.35 mi13164+599298+369298+369420(Top 33%)6672(Top 41%)6672(Top 334%)
Finish26.22 mi1.02 mi13274-1109328-309328-3015262(Top 54%)9592(Top 60%)9592(Top 481%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 60%
×21story building
+97ft-345ft

Overall

17022

Males

11222

M50-54

11222

5K→10K

3.1 - 6.2 mi

Top 48%
×5story building
+79ft-138ft

Overall

13664

Males

9865

M50-54

9865

10K→15K

6.2 - 9.3 mi

Top 60%
×3story building
+67ft-78ft

Overall

17022

Males

11222

M50-54

11222

15K→20K

9.3 - 12.4 mi

Top 51%
×5story building
+106ft-86ft

Overall

14476

Males

10077

M50-54

10077

20K→Half

12.4 - 13.1 mi

Top 50%
×2story building
+19ft-37ft

Overall

14338

Males

10031

M50-54

10031

Half→25K

13.1 - 15.5 mi

Top 60%
×4story building
+66ft-88ft

Overall

16937

Males

11067

M50-54

11067

25K→30K

15.5 - 18.6 mi

Top 41%
×9story building
+181ft-148ft

Overall

11760

Males

8565

M50-54

8565

30K→20M

18.6 - 20.0 mi

Top 34%
×5story building
+64ft-50ft

Overall

9727

Males

7398

M50-54

7398

20M→21M

20.0 - 21.0 mi

Top 35%
×8story building
+106ft-24ft

Overall

9952

Males

7342

M50-54

7342

21M→35K

21.0 - 21.8 mi

Top 51%
×7story building
+17ft-86ft

Overall

14430

Males

9462

M50-54

9462

35K→23M

21.8 - 23.0 mi

Top 35%
×5story building
+23ft-63ft

Overall

9849

Males

7167

M50-54

7167

23M→24M

23.0 - 24.0 mi

Top 35%
×6story building
+12ft-82ft

Overall

9924

Males

7133

M50-54

7133

24M→40K

24.0 - 24.9 mi

Top 38%
×1story
+6ft-20ft

Overall

10666

Males

7394

M50-54

7394

40K→25.2M

24.9 - 25.2 mi

Top 33%
×1story
+13ft-16ft

Overall

9420

Males

6672

M50-54

6672

25.2M→Finish

25.2 - 26.2 mi

Top 54%
×2story building
+22ft-21ft

Overall

15262

Males

9592

M50-54

9592

Passing Analysis

Category:
Athletes Passed
3041
Passed By
2318
Net Change
+723
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#13997
5K → 10K362194+168#13997#13829
10K → 15K351205-1170#13829#14999
15K → 20K300111+189#14999#14810
20K → Half5312+41#14810#14769
Half → 25K82534-452#14769#15221
25K → 30K7609+751#15221#14470
30K → 20M4233+420#14470#14050
20M → 21M2787+271#14050#13779
21M → 35K5356-3#13779#13782
35K → 23M2777+270#13782#13512
23M → 24M18111+170#13512#13342
24M → 40K13819+119#13342#13223
40K → 25.2M645+59#13223#13164
25.2M → Finish35145-110#13164#13274
TOTALS30412318+723
📊

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