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BOSTON MARATHON 2025

Brandon Dorr-Swendig

Bib: 2985•M

MA

0:00
0:00
/ mi
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Overall
#0 / 28404
Top 10%
Gender (Male)
#0 / 16105
Top 17%
Division (M18-39)
#0 / 5642
Top 38%
Race Day Weather
50°/40°F
broken clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
19:26
Rank: #2168
Start → 5K
19:26 | 6:15/mi
10K· 6.21 mi
38:40
Rank: #1995 (+173)
5K → 10K
19:14 | 6:11/mi
15K· 9.32 mi
58:04
Rank: #1988 (+7)
10K → 15K
19:24 | 6:15/mi
20K· 12.43 mi
1:18:11
Rank: #2213 (-225)
15K → 20K
20:07 | 6:28/mi
Half· 13.11 mi
1:22:24
Rank: #2187 (+26)
20K → Half
4:13 | 6:11/mi
25K· 15.53 mi
1:37:57
Rank: #2197 (-10)
Half → 25K
15:33 | 6:25/mi
30K· 18.64 mi
1:59:05
Rank: #2379 (-182)
25K → 30K
21:08 | 6:48/mi
20M
2:08:38
Rank: #2474 (-95)
30K → 20M
9:33 | 7:02/mi
21M
2:16:12
Rank: #2584 (-110)
20M → 21M
7:34 | 7:34/mi
35K· 21.75 mi
2:21:25
Rank: #2662 (-78)
21M → 35K
5:13 | 6:58/mi
23M
2:30:27
Rank: #2750 (-88)
35K → 23M
9:02 | 7:13/mi
24M
2:37:33
Rank: #2796 (-46)
23M → 24M
7:06 | 7:06/mi
40K· 24.85 mi
2:43:42
Rank: #2839 (-43)
24M → 40K
6:09 | 7:12/mi
25.2M
2:46:25
Rank: #2857 (-18)
40K → 25.2M
2:43 | 7:53/mi
Finish· 26.22 mi
2:53:20
Rank: #2873 (-16)
25.2M → Finish
6:55 | 6:47/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:22:24
Pace6:17 /mi
2nd Half
Distance13.11 mi
Time1:30:56
Pace6:56 /mi
📊Positive Split: 10.4% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:20:4919:266:1519:26
6:15
-
10K
6.21 mi10:40:0338:406:1319:14
6:11
-0:04
15K
9.32 mi10:59:2758:046:1419:24
6:15
+0:04
20K
12.43 mi11:19:341:18:116:1720:07
6:28
+0:13
Half
13.11 mi11:23:471:22:246:174:13
6:11
-0:17
25K
15.53 mi11:39:201:37:576:1815:33
6:25
+0:14
30K
18.64 mi12:00:281:59:056:2321:08
6:48
+0:23
20M
20.00 mi12:10:012:08:386:269:33
7:02
+0:14
21M
21.00 mi12:17:352:16:126:297:34
7:34
+0:32
35K
21.75 mi12:22:482:21:256:305:13
6:58
-0:36
23M
23.00 mi12:31:502:30:276:329:02
7:13
+0:15
24M
24.00 mi12:38:562:37:336:347:06
7:06
-0:07
40K
24.85 mi12:45:052:43:426:356:09
7:12
+0:06
25.2M
25.20 mi12:47:482:46:256:362:43
7:53
+0:41
Finish
26.22 mi12:54:432:53:206:376:55
6:47
-1:06

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

6:11 /mi

Average Pace

6:37 /mi

Slowest Pace

7:53 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:37:57

57% of race

Time at Steady Pace

42:49

25% of race

Time at Slower Pace

32:34

19% of race

Average Pace: 6:37 /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 mi10:20:4919:266:1519:26
6:15
#2168
10K
6.21 mi10:40:0338:406:1319:14
6:11
#1995
15K
9.32 mi10:59:2758:046:1419:24
6:15
#1988
20K
12.43 mi11:19:341:18:116:1720:07
6:28
#2213
Half
13.11 mi11:23:471:22:246:174:13
6:11
#2187
25K
15.53 mi11:39:201:37:576:1815:33
6:25
#2197
30K
18.64 mi12:00:281:59:056:2321:08
6:48
#2379
20M
20.00 mi12:10:012:08:386:269:33
7:02
#2474
21M
21.00 mi12:17:352:16:126:297:34
7:34
#2584
35K
21.75 mi12:22:482:21:256:305:13
6:58
#2662
23M
23.00 mi12:31:502:30:276:329:02
7:13
#2750
24M
24.00 mi12:38:562:37:336:347:06
7:06
#2796
40K
24.85 mi12:45:052:43:426:356:09
7:12
#2839
25.2M
25.20 mi12:47:482:46:256:362:43
7:53
#2857
Finish
26.22 mi12:54:432:53:206:376:55
6:47
#2873
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM18-39Seg. OverallSeg. MalesSeg. M18-39
5K3.11 mi3.11 mi2168206920692068(Top 7%)1972(Top 12%)1972(Top 35%)
10K6.21 mi3.10 mi1995+1731900+1691900+1691865(Top 7%)1772(Top 11%)1772(Top 31%)
15K9.32 mi3.11 mi1988+71892+81892+82068(Top 7%)1972(Top 12%)1972(Top 35%)
20K12.43 mi3.11 mi2213-2252114-2222114-2222964(Top 10%)2821(Top 18%)2821(Top 50%)
Half13.11 mi0.68 mi2187+262087+272087+271886(Top 7%)1799(Top 11%)1799(Top 32%)
25K15.53 mi2.42 mi2197-102098-112098-112437(Top 9%)2317(Top 14%)2317(Top 41%)
30K18.64 mi3.11 mi2379-1822269-1712269-1713451(Top 12%)3209(Top 20%)3209(Top 57%)
20M20.00 mi1.36 mi2474-952360-912360-914239(Top 15%)3862(Top 24%)3862(Top 68%)
21M21.00 mi1.00 mi2584-1102463-1032463-1034910(Top 17%)4298(Top 27%)4298(Top 76%)
35K21.75 mi0.75 mi2662-782535-722535-725126(Top 18%)4458(Top 28%)4458(Top 79%)
23M23.00 mi1.25 mi2750-882611-762611-764930(Top 17%)4256(Top 26%)4256(Top 75%)
24M24.00 mi1.00 mi2796-462651-402651-405170(Top 18%)4360(Top 27%)4360(Top 77%)
40K24.85 mi0.85 mi2839-432686-352686-354967(Top 17%)4177(Top 26%)4177(Top 74%)
25.2M25.20 mi0.35 mi2857-182703-172703-175187(Top 18%)4208(Top 26%)4208(Top 75%)
Finish26.22 mi1.02 mi2873-162716-132716-134391(Top 15%)3707(Top 23%)3707(Top 66%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 7%
×21stories
+97ft-345ft

Overall

2068

Males

1972

M18-39

1972

5K→10K

3.1 - 6.2 mi

Top 7%
×5stories
+79ft-138ft

Overall

1865

Males

1772

M18-39

1772

10K→15K

6.2 - 9.3 mi

Top 7%
×3stories
+67ft-78ft

Overall

2068

Males

1972

M18-39

1972

15K→20K

9.3 - 12.4 mi

Top 10%
×5stories
+106ft-86ft

Overall

2964

Males

2821

M18-39

2821

20K→Half

12.4 - 13.1 mi

Top 7%
×2stories
+19ft-37ft

Overall

1886

Males

1799

M18-39

1799

Half→25K

13.1 - 15.5 mi

Top 9%
×4stories
+66ft-88ft

Overall

2437

Males

2317

M18-39

2317

25K→30K

15.5 - 18.6 mi

Top 12%
×9stories
+181ft-148ft

Overall

3451

Males

3209

M18-39

3209

30K→20M

18.6 - 20.0 mi

Top 15%
×5stories
+64ft-50ft

Overall

4239

Males

3862

M18-39

3862

20M→21M

20.0 - 21.0 mi

Top 17%
×8stories
+106ft-24ft

Overall

4910

Males

4298

M18-39

4298

21M→35K

21.0 - 21.8 mi

Top 18%
×7stories
+17ft-86ft

Overall

5126

Males

4458

M18-39

4458

35K→23M

21.8 - 23.0 mi

Top 17%
×5stories
+23ft-63ft

Overall

4930

Males

4256

M18-39

4256

23M→24M

23.0 - 24.0 mi

Top 18%
×6stories
+12ft-82ft

Overall

5170

Males

4360

M18-39

4360

24M→40K

24.0 - 24.9 mi

Top 17%
×1story
+6ft-20ft

Overall

4967

Males

4177

M18-39

4177

40K→25.2M

24.9 - 25.2 mi

Top 18%
×1story
+13ft-16ft

Overall

5187

Males

4208

M18-39

4208

25.2M→Finish

25.2 - 26.2 mi

Top 15%
×2stories
+22ft-21ft

Overall

4391

Males

3707

M18-39

3707

Passing Analysis

Category:
Athletes Passed
613
Passed By
1318
Net Change
-705
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#2168
5K → 10K22350+173#2168#1995
10K → 15K6861+7#1995#1988
15K → 20K22247-225#1988#2213
20K → Half293+26#2213#2187
Half → 25K4757-10#2187#2197
25K → 30K45227-182#2197#2379
30K → 20M21116-95#2379#2474
20M → 21M21131-110#2474#2584
21M → 35K1694-78#2584#2662
35K → 23M34122-88#2662#2750
23M → 24M2571-46#2750#2796
24M → 40K2669-43#2796#2839
40K → 25.2M1533-18#2839#2857
25.2M → Finish2137-16#2857#2873
TOTALS6131318-705
📊

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