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BOSTON MARATHON 2025

Cameron Erhardt

Bib: 777•M

PA

0:00
0:00
/ mi
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Overall
#0 / 28404
Top 4%
Gender (Male)
#0 / 16105
Top 7%
Division (M18-39)
#0 / 5642
Top 17%
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
5:57/mi
18:30
↑ 97↓ 3451.5%
10K· 6.21 mi
5:46/mi
36:26
↑ 79↓ 1380.4%
15K· 9.32 mi
5:50/mi
54:32
↑ 67↓ 78
20K· 12.43 mi
5:58/mi
1:13:05
↑ 106↓ 860.1%
Half· 13.11 mi
5:56/mi
1:17:08
↑ 19↓ 370.5%
25K· 15.53 mi
6:03/mi
1:31:49
↑ 66↓ 880.2%
30K· 18.64 mi
6:28/mi
1:51:55
↑ 181↓ 1480.2%
20M
6:42/mi
2:01:01
↑ 64↓ 500.2%
21M
7:03/mi
2:08:04
↑ 106↓ 241.6%
35K· 21.75 mi
6:26/mi
2:12:53
↑ 17↓ 861.7%
23M
7:10/mi
2:21:51
↑ 23↓ 630.6%
24M
6:29/mi
2:28:20
↓ 821.3%
40K· 24.85 mi
7:17/mi
2:34:34
↓ 200.3%
25.2M
8:10/mi
2:37:23
↑ 13↓ 160.2%
Finish· 26.22 mi
6:12/mi
2:43:42
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:17:08
Pace5:53 /mi
2nd Half
Distance13.11 mi
Time1:26:34
Pace6:36 /mi
📊Positive Split: 12.2% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:18:3818:305:5718:30
5:57
-
10K
6.21 mi10:36:3436:265:5217:56
5:46
-0:11
15K
9.32 mi10:54:4054:325:5118:06
5:50
+0:04
20K
12.43 mi11:13:131:13:055:5318:33
5:58
+0:08
Half
13.11 mi11:17:161:17:085:534:03
5:56
-0:02
25K
15.53 mi11:31:571:31:495:5514:41
6:03
+0:07
30K
18.64 mi11:52:031:51:556:0020:06
6:28
+0:25
20M
20.00 mi12:01:092:01:016:039:06
6:42
+0:14
21M
21.00 mi12:08:122:08:046:067:03
7:03
+0:21
35K
21.75 mi12:13:012:12:536:074:49
6:26
-0:37
23M
23.00 mi12:21:592:21:516:108:58
7:10
+0:44
24M
24.00 mi12:28:282:28:206:116:29
6:29
-0:41
40K
24.85 mi12:34:422:34:346:136:14
7:17
+0:48
25.2M
25.20 mi12:37:312:37:236:152:49
8:10
+0:53
Finish
26.22 mi12:43:502:43:426:156:19
6:12
-1:58

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

5:46 /mi

Average Pace

6:15 /mi

Slowest Pace

8:10 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:31:49

56% of race

Time at Steady Pace

46:49

29% of race

Time at Slower Pace

25:04

15% of race

Average Pace: 6:15 /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 mi10:18:3818:305:5718:30
5:57
#948
10K
6.21 mi10:36:3436:265:5217:56
5:46
#723
15K
9.32 mi10:54:4054:325:5118:06
5:50
#664
20K
12.43 mi11:13:131:13:055:5318:33
5:58
#692
Half
13.11 mi11:17:161:17:085:534:03
5:56
#703
25K
15.53 mi11:31:571:31:495:5514:41
6:03
#728
30K
18.64 mi11:52:031:51:556:0020:06
6:28
#837
20M
20.00 mi12:01:092:01:016:039:06
6:42
#893
21M
21.00 mi12:08:122:08:046:067:03
7:03
#939
35K
21.75 mi12:13:012:12:536:074:49
6:26
#954
23M
23.00 mi12:21:592:21:516:108:58
7:10
#1066
24M
24.00 mi12:28:282:28:206:116:29
6:29
#1089
40K
24.85 mi12:34:422:34:346:136:14
7:17
#1165
25.2M
25.20 mi12:37:312:37:236:152:49
8:10
#1221
Finish
26.22 mi12:43:502:43:426:156:19
6:12
#1212
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM18-39Seg. OverallSeg. MalesSeg. M18-39
5K3.11 mi3.11 mi948890890581(Top 2%)542(Top 3%)542(Top 10%)
10K6.21 mi3.10 mi723+225674+216674+216556(Top 2%)518(Top 3%)518(Top 9%)
15K9.32 mi3.11 mi664+59616+58616+58581(Top 2%)542(Top 3%)542(Top 10%)
20K12.43 mi3.11 mi692-28645-29645-29810(Top 3%)761(Top 5%)761(Top 13%)
Half13.11 mi0.68 mi703-11655-10655-10951(Top 3%)901(Top 6%)901(Top 16%)
25K15.53 mi2.42 mi728-25680-25680-25953(Top 3%)898(Top 6%)898(Top 16%)
30K18.64 mi3.11 mi837-109786-106786-1061835(Top 6%)1745(Top 11%)1745(Top 31%)
20M20.00 mi1.36 mi893-56841-55841-552418(Top 9%)2279(Top 14%)2279(Top 40%)
21M21.00 mi1.00 mi939-46884-43884-432422(Top 9%)2258(Top 14%)2258(Top 40%)
35K21.75 mi0.75 mi954-15898-14898-142143(Top 8%)2002(Top 12%)2002(Top 35%)
23M23.00 mi1.25 mi1066-1121004-1061004-1064628(Top 16%)4043(Top 25%)4043(Top 72%)
24M24.00 mi1.00 mi1089-231026-221026-221949(Top 7%)1806(Top 11%)1806(Top 32%)
40K24.85 mi0.85 mi1165-761097-711097-715544(Top 20%)4563(Top 28%)4563(Top 81%)
25.2M25.20 mi0.35 mi1221-561148-511148-516740(Top 24%)5159(Top 32%)5159(Top 91%)
Finish26.22 mi1.02 mi1212+91137+111137+111501(Top 5%)1395(Top 9%)1395(Top 25%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 2%
×21story building
+97ft-345ft

Overall

581

Males

542

M18-39

542

5K→10K

3.1 - 6.2 mi

Top 2%
×5story building
+79ft-138ft

Overall

556

Males

518

M18-39

518

10K→15K

6.2 - 9.3 mi

Top 2%
×3story building
+67ft-78ft

Overall

581

Males

542

M18-39

542

15K→20K

9.3 - 12.4 mi

Top 3%
×5story building
+106ft-86ft

Overall

810

Males

761

M18-39

761

20K→Half

12.4 - 13.1 mi

Top 3%
×2story building
+19ft-37ft

Overall

951

Males

901

M18-39

901

Half→25K

13.1 - 15.5 mi

Top 3%
×4story building
+66ft-88ft

Overall

953

Males

898

M18-39

898

25K→30K

15.5 - 18.6 mi

Top 6%
×9story building
+181ft-148ft

Overall

1835

Males

1745

M18-39

1745

30K→20M

18.6 - 20.0 mi

Top 9%
×5story building
+64ft-50ft

Overall

2418

Males

2279

M18-39

2279

20M→21M

20.0 - 21.0 mi

Top 9%
×8story building
+106ft-24ft

Overall

2422

Males

2258

M18-39

2258

21M→35K

21.0 - 21.8 mi

Top 8%
×7story building
+17ft-86ft

Overall

2143

Males

2002

M18-39

2002

35K→23M

21.8 - 23.0 mi

Top 16%
×5story building
+23ft-63ft

Overall

4628

Males

4043

M18-39

4043

23M→24M

23.0 - 24.0 mi

Top 7%
×6story building
+12ft-82ft

Overall

1949

Males

1806

M18-39

1806

24M→40K

24.0 - 24.9 mi

Top 20%
×1story
+6ft-20ft

Overall

5544

Males

4563

M18-39

4563

40K→25.2M

24.9 - 25.2 mi

Top 24%
×1story
+13ft-16ft

Overall

6740

Males

5159

M18-39

5159

25.2M→Finish

25.2 - 26.2 mi

Top 5%
×2story building
+22ft-21ft

Overall

1501

Males

1395

M18-39

1395

Passing Analysis

Category:
Athletes Passed
414
Passed By
678
Net Change
-264
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#948
5K → 10K2272+225#948#723
10K → 15K612+59#723#664
15K → 20K1745-28#664#692
20K → Half011-11#692#703
Half → 25K2045-25#703#728
25K → 30K10119-109#728#837
30K → 20M763-56#837#893
20M → 21M1157-46#893#939
21M → 35K1328-15#939#954
35K → 23M11123-112#954#1066
23M → 24M932-23#1066#1089
24M → 40K278-76#1089#1165
40K → 25.2M157-56#1165#1221
25.2M → Finish2516+9#1221#1212
TOTALS414678-264
📊

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