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BOSTON MARATHON 2025

Charles Johnson

Bib: 27522•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
8:40/mi
26:55
↑ 97↓ 3451.5%
10K· 6.21 mi
7:55/mi
51:30
↑ 79↓ 1380.4%
15K· 9.32 mi
8:03/mi
1:16:31
↑ 67↓ 78
20K· 12.43 mi
8:56/mi
1:44:15
↑ 106↓ 860.1%
Half· 13.11 mi
8:32/mi
1:50:04
↑ 19↓ 370.5%
25K· 15.53 mi
9:54/mi
2:14:05
↑ 66↓ 880.2%
30K· 18.64 mi
10:33/mi
2:46:51
↑ 181↓ 1480.2%
20M
11:01/mi
3:01:49
↑ 64↓ 500.2%
21M
10:49/mi
3:12:38
↑ 106↓ 241.6%
35K· 21.75 mi
10:10/mi
3:20:14
↑ 17↓ 861.7%
23M
11:49/mi
3:35:02
↑ 23↓ 630.6%
24M
13:38/mi
3:48:40
↓ 821.3%
40K· 24.85 mi
14:37/mi
4:01:10
↓ 200.3%
25.2M
13:23/mi
4:05:47
↑ 13↓ 160.2%
Finish· 26.22 mi
10:43/mi
4:16:42
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:50:04
Pace8:24 /mi
2nd Half
Distance13.11 mi
Time2:26:38
Pace11:11 /mi
📊Positive Split: 33.2% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:42:5626:558:4026:55
8:40
-
10K
6.21 mi12:07:3151:308:1724:35
7:55
-0:45
15K
9.32 mi12:32:321:16:318:1325:01
8:03
+0:08
20K
12.43 mi13:00:161:44:158:2327:44
8:56
+0:53
Half
13.11 mi13:06:051:50:048:245:49
8:32
-0:24
25K
15.53 mi13:30:062:14:058:3824:01
9:54
+1:22
30K
18.64 mi14:02:522:46:518:5732:46
10:33
+0:39
20M
20.00 mi14:17:503:01:499:0514:58
11:01
+0:28
21M
21.00 mi14:28:393:12:389:1010:49
10:49
-0:12
35K
21.75 mi14:36:153:20:149:127:36
10:10
-0:39
23M
23.00 mi14:51:033:35:029:2114:48
11:49
+1:39
24M
24.00 mi15:04:413:48:409:3213:38
13:38
+1:49
40K
24.85 mi15:17:114:01:109:4212:30
14:37
+0:59
25.2M
25.20 mi15:21:484:05:479:454:37
13:23
-1:14
Finish
26.22 mi15:32:434:16:429:4810:55
10:43
-2:40

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

7:55 /mi

Average Pace

9:48 /mi

Slowest Pace

14:37 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:50:04

43% of race

Time at Steady Pace

1:41:05

39% of race

Time at Slower Pace

45:33

18% of race

Average Pace: 9:47 /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 mi11:42:5626:558:4026:55
8:40
#20820
10K
6.21 mi12:07:3151:308:1724:35
7:55
#18534
15K
9.32 mi12:32:321:16:318:1325:01
8:03
#17817
20K
12.43 mi13:00:161:44:158:2327:44
8:56
#18582
Half
13.11 mi13:06:051:50:048:245:49
8:32
#18609
25K
15.53 mi13:30:062:14:058:3824:01
9:54
#19685
30K
18.64 mi14:02:522:46:518:5732:46
10:33
#20629
20M
20.00 mi14:17:503:01:499:0514:58
11:01
#20984
21M
21.00 mi14:28:393:12:389:1010:49
10:49
#20991
35K
21.75 mi14:36:153:20:149:127:36
10:10
#21062
23M
23.00 mi14:51:033:35:029:2114:48
11:49
#21429
24M
24.00 mi15:04:413:48:409:3213:38
13:38
#21944
40K
24.85 mi15:17:114:01:109:4212:30
14:37
#22376
25.2M
25.20 mi15:21:484:05:479:454:37
13:23
#22459
Finish
26.22 mi15:32:434:16:429:4810:55
10:43
#22561
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM18-39Seg. OverallSeg. MalesSeg. M18-39
5K3.11 mi3.11 mi20820127801278016422(Top 58%)10986(Top 68%)10986(Top 195%)
10K6.21 mi3.10 mi18534+228611847+93311847+93315743(Top 55%)10724(Top 67%)10724(Top 190%)
15K9.32 mi3.11 mi17817+71711548+29911548+29916422(Top 58%)10986(Top 68%)10986(Top 195%)
20K12.43 mi3.11 mi18582-76511864-31611864-31620604(Top 73%)12715(Top 79%)12715(Top 225%)
Half13.11 mi0.68 mi18609-2711873-911873-919364(Top 68%)12218(Top 76%)12218(Top 217%)
25K15.53 mi2.42 mi19685-107612324-45112324-45123014(Top 81%)13756(Top 85%)13756(Top 244%)
30K18.64 mi3.11 mi20629-94412685-36112685-36123030(Top 81%)13629(Top 85%)13629(Top 242%)
20M20.00 mi1.36 mi20984-35512841-15612841-15623596(Top 83%)13802(Top 86%)13802(Top 245%)
21M21.00 mi1.00 mi20991-712823+1812823+1820890(Top 74%)12444(Top 77%)12444(Top 221%)
35K21.75 mi0.75 mi21062-7112838-1512838-1522316(Top 79%)13064(Top 81%)13064(Top 232%)
23M23.00 mi1.25 mi21429-36712981-14312981-14324803(Top 87%)14239(Top 88%)14239(Top 252%)
24M24.00 mi1.00 mi21944-51513177-19613177-19627421(Top 97%)15499(Top 96%)15499(Top 275%)
40K24.85 mi0.85 mi22376-43213348-17113348-17127578(Top 97%)15599(Top 97%)15599(Top 276%)
25.2M25.20 mi0.35 mi22459-8313381-3313381-3325526(Top 90%)14496(Top 90%)14496(Top 257%)
Finish26.22 mi1.02 mi22561-10213408-2713408-2724753(Top 87%)14150(Top 88%)14150(Top 251%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 58%
×21story building
+97ft-345ft

Overall

16422

Males

10986

M18-39

10986

5K→10K

3.1 - 6.2 mi

Top 55%
×5story building
+79ft-138ft

Overall

15743

Males

10724

M18-39

10724

10K→15K

6.2 - 9.3 mi

Top 58%
×3story building
+67ft-78ft

Overall

16422

Males

10986

M18-39

10986

15K→20K

9.3 - 12.4 mi

Top 73%
×5story building
+106ft-86ft

Overall

20604

Males

12715

M18-39

12715

20K→Half

12.4 - 13.1 mi

Top 68%
×2story building
+19ft-37ft

Overall

19364

Males

12218

M18-39

12218

Half→25K

13.1 - 15.5 mi

Top 81%
×4story building
+66ft-88ft

Overall

23014

Males

13756

M18-39

13756

25K→30K

15.5 - 18.6 mi

Top 81%
×9story building
+181ft-148ft

Overall

23030

Males

13629

M18-39

13629

30K→20M

18.6 - 20.0 mi

Top 83%
×5story building
+64ft-50ft

Overall

23596

Males

13802

M18-39

13802

20M→21M

20.0 - 21.0 mi

Top 74%
×8story building
+106ft-24ft

Overall

20890

Males

12444

M18-39

12444

21M→35K

21.0 - 21.8 mi

Top 79%
×7story building
+17ft-86ft

Overall

22316

Males

13064

M18-39

13064

35K→23M

21.8 - 23.0 mi

Top 87%
×5story building
+23ft-63ft

Overall

24803

Males

14239

M18-39

14239

23M→24M

23.0 - 24.0 mi

Top 97%
×6story building
+12ft-82ft

Overall

27421

Males

15499

M18-39

15499

24M→40K

24.0 - 24.9 mi

Top 97%
×1story
+6ft-20ft

Overall

27578

Males

15599

M18-39

15599

40K→25.2M

24.9 - 25.2 mi

Top 90%
×1story
+13ft-16ft

Overall

25526

Males

14496

M18-39

14496

25.2M→Finish

25.2 - 26.2 mi

Top 87%
×2story building
+22ft-21ft

Overall

24753

Males

14150

M18-39

14150

Passing Analysis

Category:
Athletes Passed
3398
Passed By
5139
Net Change
-1741
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#20820
5K → 10K22882+2286#20820#18534
10K → 15K73316+717#18534#17817
15K → 20K46811-765#17817#18582
20K → Half2653-27#18582#18609
Half → 25K241100-1076#18609#19685
25K → 30K601004-944#19685#20629
30K → 20M34389-355#20629#20984
20M → 21M8895-7#20984#20991
21M → 35K43114-71#20991#21062
35K → 23M28395-367#21062#21429
23M → 24M4519-515#21429#21944
24M → 40K4436-432#21944#22376
40K → 25.2M083-83#22376#22459
25.2M → Finish20122-102#22459#22561
TOTALS33985139-1741
📊

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