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BOSTON MARATHON 2025

Brady Erickson

Bib: 29021•M

MA

0:00
0:00
/ mi
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Overall
#0 / 28404
Gender (Male)
#0 / 16105
Division (M18-39)
#0 / 5642
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
9:02/mi
28:04
↑ 97↓ 3451.5%
10K· 6.21 mi
8:37/mi
54:49
↑ 79↓ 1380.4%
15K· 9.32 mi
8:51/mi
1:22:20
↑ 67↓ 78
20K· 12.43 mi
8:48/mi
1:49:39
↑ 106↓ 860.1%
Half· 13.11 mi
8:45/mi
1:55:37
↑ 19↓ 370.5%
25K· 15.53 mi
9:07/mi
2:17:44
↑ 66↓ 880.2%
30K· 18.64 mi
10:34/mi
2:50:33
↑ 181↓ 1480.2%
20M
11:08/mi
3:05:41
↑ 64↓ 500.2%
21M
12:08/mi
3:17:49
↑ 106↓ 241.6%
35K· 21.75 mi
11:30/mi
3:26:25
↑ 17↓ 861.7%
23M
11:08/mi
3:40:21
↑ 23↓ 630.6%
24M
11:29/mi
3:51:50
↓ 821.3%
40K· 24.85 mi
12:38/mi
4:02:38
↓ 200.3%
25.2M
11:19/mi
4:06:32
↑ 13↓ 160.2%
Finish· 26.22 mi
9:15/mi
4:15:58
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:55:37
Pace8:49 /mi
2nd Half
Distance13.11 mi
Time2:20:21
Pace10:42 /mi
📊Positive Split: 21.4% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:49:1328:049:0228:04
9:02
-
10K
6.21 mi12:15:5854:498:4926:45
8:37
-0:25
15K
9.32 mi12:43:291:22:208:5027:31
8:51
+0:14
20K
12.43 mi13:10:481:49:398:4927:19
8:48
-0:03
Half
13.11 mi13:16:461:55:378:495:58
8:45
-0:03
25K
15.53 mi13:38:532:17:448:5222:07
9:07
+0:22
30K
18.64 mi14:11:422:50:339:0932:49
10:34
+1:27
20M
20.00 mi14:26:503:05:419:1715:08
11:08
+0:34
21M
21.00 mi14:38:583:17:499:2512:08
12:08
+1:00
35K
21.75 mi14:47:343:26:259:298:36
11:30
-0:38
23M
23.00 mi15:01:303:40:219:3513:56
11:08
-0:22
24M
24.00 mi15:12:593:51:509:4011:29
11:29
+0:21
40K
24.85 mi15:23:474:02:389:4610:48
12:38
+1:09
25.2M
25.20 mi15:27:414:06:329:473:54
11:19
-1:19
Finish
26.22 mi15:37:074:15:589:469:26
9:15
-2:04

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

8:37 /mi

Average Pace

9:46 /mi

Slowest Pace

12:38 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:27:10

57% of race

Time at Steady Pace

1:01:53

24% of race

Time at Slower Pace

46:55

18% of race

Average Pace: 9:46 /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 mi11:49:1328:049:0228:04
9:02
#22558
10K
6.21 mi12:15:5854:498:4926:45
8:37
#21563
15K
9.32 mi12:43:291:22:208:5027:31
8:51
#21454
20K
12.43 mi13:10:481:49:398:4927:19
8:48
#21038
Half
13.11 mi13:16:461:55:378:495:58
8:45
#21022
25K
15.53 mi13:38:532:17:448:5222:07
9:07
#20935
30K
18.64 mi14:11:422:50:339:0932:49
10:34
#21543
20M
20.00 mi14:26:503:05:419:1715:08
11:08
#21807
21M
21.00 mi14:38:583:17:499:2512:08
12:08
#21980
35K
21.75 mi14:47:343:26:259:298:36
11:30
#22146
23M
23.00 mi15:01:303:40:219:3513:56
11:08
#22221
24M
24.00 mi15:12:593:51:509:4011:29
11:29
#22376
40K
24.85 mi15:23:474:02:389:4610:48
12:38
#22572
25.2M
25.20 mi15:27:414:06:329:473:54
11:19
#22556
Finish
26.22 mi15:37:074:15:589:469:26
9:15
#22472
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM18-39Seg. OverallSeg. MalesSeg. M18-39
5K3.11 mi3.11 mi22558135571355721311(Top 75%)13082(Top 81%)13082(Top 232%)
10K6.21 mi3.10 mi21563+99513130+42713130+42720405(Top 72%)12660(Top 79%)12660(Top 224%)
15K9.32 mi3.11 mi21454+10913116+1413116+1421311(Top 75%)13082(Top 81%)13082(Top 232%)
20K12.43 mi3.11 mi21038+41612927+18912927+18919900(Top 70%)12419(Top 77%)12419(Top 220%)
Half13.11 mi0.68 mi21022+1612922+512922+520624(Top 73%)12750(Top 79%)12750(Top 226%)
25K15.53 mi2.42 mi20935+8712874+4812874+4820451(Top 72%)12619(Top 78%)12619(Top 224%)
30K18.64 mi3.11 mi21543-60813108-23413108-23423075(Top 81%)13653(Top 85%)13653(Top 242%)
20M20.00 mi1.36 mi21807-26413217-10913217-10923855(Top 84%)13914(Top 86%)13914(Top 247%)
21M21.00 mi1.00 mi21980-17313270-5313270-5323815(Top 84%)13825(Top 86%)13825(Top 245%)
35K21.75 mi0.75 mi22146-16613327-5713327-5725084(Top 88%)14388(Top 89%)14388(Top 255%)
23M23.00 mi1.25 mi22221-7513318+913318+923511(Top 83%)13600(Top 84%)13600(Top 241%)
24M24.00 mi1.00 mi22376-15513368-5013368-5024862(Top 88%)14232(Top 88%)14232(Top 252%)
40K24.85 mi0.85 mi22572-19613443-7513443-7525837(Top 91%)14711(Top 91%)14711(Top 261%)
25.2M25.20 mi0.35 mi22556+1613428+1513428+1521529(Top 76%)12552(Top 78%)12552(Top 222%)
Finish26.22 mi1.02 mi22472+8413367+6113367+6120208(Top 71%)11906(Top 74%)11906(Top 211%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 75%
×21story building
+97ft-345ft

Overall

21311

Males

13082

M18-39

13082

5K→10K

3.1 - 6.2 mi

Top 72%
×5story building
+79ft-138ft

Overall

20405

Males

12660

M18-39

12660

10K→15K

6.2 - 9.3 mi

Top 75%
×3story building
+67ft-78ft

Overall

21311

Males

13082

M18-39

13082

15K→20K

9.3 - 12.4 mi

Top 70%
×5story building
+106ft-86ft

Overall

19900

Males

12419

M18-39

12419

20K→Half

12.4 - 13.1 mi

Top 73%
×2story building
+19ft-37ft

Overall

20624

Males

12750

M18-39

12750

Half→25K

13.1 - 15.5 mi

Top 72%
×4story building
+66ft-88ft

Overall

20451

Males

12619

M18-39

12619

25K→30K

15.5 - 18.6 mi

Top 81%
×9story building
+181ft-148ft

Overall

23075

Males

13653

M18-39

13653

30K→20M

18.6 - 20.0 mi

Top 84%
×5story building
+64ft-50ft

Overall

23855

Males

13914

M18-39

13914

20M→21M

20.0 - 21.0 mi

Top 84%
×8story building
+106ft-24ft

Overall

23815

Males

13825

M18-39

13825

21M→35K

21.0 - 21.8 mi

Top 88%
×7story building
+17ft-86ft

Overall

25084

Males

14388

M18-39

14388

35K→23M

21.8 - 23.0 mi

Top 83%
×5story building
+23ft-63ft

Overall

23511

Males

13600

M18-39

13600

23M→24M

23.0 - 24.0 mi

Top 88%
×6story building
+12ft-82ft

Overall

24862

Males

14232

M18-39

14232

24M→40K

24.0 - 24.9 mi

Top 91%
×1story
+6ft-20ft

Overall

25837

Males

14711

M18-39

14711

40K→25.2M

24.9 - 25.2 mi

Top 76%
×1story
+13ft-16ft

Overall

21529

Males

12552

M18-39

12552

25.2M→Finish

25.2 - 26.2 mi

Top 71%
×2story building
+22ft-21ft

Overall

20208

Males

11906

M18-39

11906

Passing Analysis

Category:
Athletes Passed
2329
Passed By
2243
Net Change
+86
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#22558
5K → 10K102429+995#22558#21563
10K → 15K262153+109#21563#21454
15K → 20K44832+416#21454#21038
20K → Half4125+16#21038#21022
Half → 25K18396+87#21022#20935
25K → 30K77685-608#20935#21543
30K → 20M25289-264#21543#21807
20M → 21M35208-173#21807#21980
21M → 35K12178-166#21980#22146
35K → 23M60135-75#22146#22221
23M → 24M24179-155#22221#22376
24M → 40K10206-196#22376#22572
40K → 25.2M2913+16#22572#22556
25.2M → Finish9915+84#22556#22472
TOTALS23292243+86
📊

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