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BOSTON MARATHON 2025

Kevin Von Raesfeld

Bib: 6298•M

CA

0:00
0:00
/ mi
Masters
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Overall
#0 / 28404
Top 21%
Gender (Male)
#0 / 16105
Top 33%
Masters (Masters Men)
#0 / 10463
Top 19%
Division (M40-44)
#0 / 2247
Top 44%
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
6:46/mi
21:01
↑ 97↓ 3451.5%
10K· 6.21 mi
6:46/mi
42:01
↑ 79↓ 1380.4%
15K· 9.32 mi
6:47/mi
1:03:04
↑ 67↓ 78
20K· 12.43 mi
6:50/mi
1:24:17
↑ 106↓ 860.1%
Half· 13.11 mi
6:42/mi
1:28:51
↑ 19↓ 370.5%
25K· 15.53 mi
6:52/mi
1:45:31
↑ 66↓ 880.2%
30K· 18.64 mi
7:02/mi
2:07:22
↑ 181↓ 1480.2%
20M
7:15/mi
2:17:13
↑ 64↓ 500.2%
21M
7:38/mi
2:24:51
↑ 106↓ 241.6%
35K· 21.75 mi
7:04/mi
2:30:08
↑ 17↓ 861.7%
23M
7:35/mi
2:39:38
↑ 23↓ 630.6%
24M
8:06/mi
2:47:44
↓ 821.3%
40K· 24.85 mi
8:15/mi
2:54:47
↓ 200.3%
25.2M
9:28/mi
2:58:03
↑ 13↓ 160.2%
Finish· 26.22 mi
7:46/mi
3:05:58
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:28:51
Pace6:47 /mi
2nd Half
Distance13.11 mi
Time1:37:07
Pace7:25 /mi
📊Positive Split: 9.3% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:27:1121:016:4621:01
6:46
-
10K
6.21 mi10:48:1142:016:4621:00
6:46
0:00
15K
9.32 mi11:09:141:03:046:4621:03
6:47
+0:01
20K
12.43 mi11:30:271:24:176:4721:13
6:50
+0:03
Half
13.11 mi11:35:011:28:516:474:34
6:42
-0:08
25K
15.53 mi11:51:411:45:316:4816:40
6:52
+0:10
30K
18.64 mi12:13:322:07:226:5021:51
7:02
+0:10
20M
20.00 mi12:23:232:17:136:529:51
7:15
+0:13
21M
21.00 mi12:31:012:24:516:547:38
7:38
+0:23
35K
21.75 mi12:36:182:30:086:545:17
7:04
-0:34
23M
23.00 mi12:45:482:39:386:569:30
7:35
+0:31
24M
24.00 mi12:53:542:47:446:598:06
8:06
+0:31
40K
24.85 mi13:00:572:54:477:027:03
8:15
+0:09
25.2M
25.20 mi13:04:132:58:037:043:16
9:28
+1:13
Finish
26.22 mi13:12:083:05:587:067:55
7:46
-1:42

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

6:42 /mi

Average Pace

7:06 /mi

Slowest Pace

9:28 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

0:00

0% of race

Time at Steady Pace

2:22:30

77% of race

Time at Slower Pace

43:28

23% of race

Average Pace: 7:06 /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 mi10:27:1121:016:4621:01
6:46
#6035
10K
6.21 mi10:48:1142:016:4621:00
6:46
#5944
15K
9.32 mi11:09:141:03:046:4621:03
6:47
#5877
20K
12.43 mi11:30:271:24:176:4721:13
6:50
#5784
Half
13.11 mi11:35:011:28:516:474:34
6:42
#5748
25K
15.53 mi11:51:411:45:316:4816:40
6:52
#5649
30K
18.64 mi12:13:322:07:226:5021:51
7:02
#5443
20M
20.00 mi12:23:232:17:136:529:51
7:15
#5453
21M
21.00 mi12:31:012:24:516:547:38
7:38
#5413
35K
21.75 mi12:36:182:30:086:545:17
7:04
#5399
23M
23.00 mi12:45:482:39:386:569:30
7:35
#5445
24M
24.00 mi12:53:542:47:446:598:06
8:06
#5625
40K
24.85 mi13:00:572:54:477:027:03
8:15
#5773
25.2M
25.20 mi13:04:132:58:037:043:16
9:28
#5872
Finish
26.22 mi13:12:083:05:587:067:55
7:46
#5966
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM40-44Seg. OverallSeg. MalesSeg. M40-44
5K3.11 mi3.11 mi6035554355435822(Top 20%)5305(Top 33%)5305(Top 236%)
10K6.21 mi3.10 mi5944+915462+815462+815941(Top 21%)5435(Top 34%)5435(Top 242%)
15K9.32 mi3.11 mi5877+675393+695393+695822(Top 20%)5305(Top 33%)5305(Top 236%)
20K12.43 mi3.11 mi5784+935308+855308+855578(Top 20%)5085(Top 32%)5085(Top 226%)
Half13.11 mi0.68 mi5748+365275+335275+335203(Top 18%)4798(Top 30%)4798(Top 214%)
25K15.53 mi2.42 mi5649+995185+905185+905455(Top 19%)4959(Top 31%)4959(Top 221%)
30K18.64 mi3.11 mi5443+2064992+1934992+1934895(Top 17%)4451(Top 28%)4451(Top 198%)
20M20.00 mi1.36 mi5453-10499249925469(Top 19%)4819(Top 30%)4819(Top 214%)
21M21.00 mi1.00 mi5413+404945+474945+475274(Top 19%)4573(Top 28%)4573(Top 204%)
35K21.75 mi0.75 mi5399+144928+174928+175735(Top 20%)4871(Top 30%)4871(Top 217%)
23M23.00 mi1.25 mi5445-464953-254953-257133(Top 25%)5648(Top 35%)5648(Top 251%)
24M24.00 mi1.00 mi5625-1805074-1215074-12111850(Top 42%)8076(Top 50%)8076(Top 359%)
40K24.85 mi0.85 mi5773-1485175-1015175-10111792(Top 42%)7943(Top 49%)7943(Top 353%)
25.2M25.20 mi0.35 mi5872-995245-705245-7014320(Top 50%)9049(Top 56%)9049(Top 403%)
Finish26.22 mi1.02 mi5966-945294-495294-4911161(Top 39%)7579(Top 47%)7579(Top 337%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 20%
×21story building
+97ft-345ft

Overall

5822

Males

5305

M40-44

5305

5K→10K

3.1 - 6.2 mi

Top 21%
×5story building
+79ft-138ft

Overall

5941

Males

5435

M40-44

5435

10K→15K

6.2 - 9.3 mi

Top 20%
×3story building
+67ft-78ft

Overall

5822

Males

5305

M40-44

5305

15K→20K

9.3 - 12.4 mi

Top 20%
×5story building
+106ft-86ft

Overall

5578

Males

5085

M40-44

5085

20K→Half

12.4 - 13.1 mi

Top 18%
×2story building
+19ft-37ft

Overall

5203

Males

4798

M40-44

4798

Half→25K

13.1 - 15.5 mi

Top 19%
×4story building
+66ft-88ft

Overall

5455

Males

4959

M40-44

4959

25K→30K

15.5 - 18.6 mi

Top 17%
×9story building
+181ft-148ft

Overall

4895

Males

4451

M40-44

4451

30K→20M

18.6 - 20.0 mi

Top 19%
×5story building
+64ft-50ft

Overall

5469

Males

4819

M40-44

4819

20M→21M

20.0 - 21.0 mi

Top 19%
×8story building
+106ft-24ft

Overall

5274

Males

4573

M40-44

4573

21M→35K

21.0 - 21.8 mi

Top 20%
×7story building
+17ft-86ft

Overall

5735

Males

4871

M40-44

4871

35K→23M

21.8 - 23.0 mi

Top 25%
×5story building
+23ft-63ft

Overall

7133

Males

5648

M40-44

5648

23M→24M

23.0 - 24.0 mi

Top 42%
×6story building
+12ft-82ft

Overall

11850

Males

8076

M40-44

8076

24M→40K

24.0 - 24.9 mi

Top 42%
×1story
+6ft-20ft

Overall

11792

Males

7943

M40-44

7943

40K→25.2M

24.9 - 25.2 mi

Top 50%
×1story
+13ft-16ft

Overall

14320

Males

9049

M40-44

9049

25.2M→Finish

25.2 - 26.2 mi

Top 39%
×2story building
+22ft-21ft

Overall

11161

Males

7579

M40-44

7579

Passing Analysis

Category:
Athletes Passed
1402
Passed By
1333
Net Change
+69
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#6035
5K → 10K219128+91#6035#5944
10K → 15K169102+67#5944#5877
15K → 20K17077+93#5877#5784
20K → Half437+36#5784#5748
Half → 25K15859+99#5748#5649
25K → 30K27973+206#5649#5443
30K → 20M7282-10#5443#5453
20M → 21M9151+40#5453#5413
21M → 35K5844+14#5413#5399
35K → 23M70116-46#5399#5445
23M → 24M9189-180#5445#5625
24M → 40K19167-148#5625#5773
40K → 25.2M10109-99#5773#5872
25.2M → Finish35129-94#5872#5966
TOTALS14021333+69
📊

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