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BOSTON MARATHON 2025

Charles Thompson

MA

Bib: 27810 M

0:00
0:00
/ mi
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Overall
#0 / 28404
Top 42%
Gender (Male)
#0 / 16105
Division (M18-39)
#0 / 5642
Race Day Weather
50°/40°F
broken clouds

⏱️ Race Timeline

Ribbon color based on
FasterSteadySlower· vs. your average pace
Start
0:00
Race begins
469 ft elev
5K· 3.11 mi
8:18/mi
25:46
↑ 97↓ 3451.5%
220 ft elev
10K· 6.21 mi
7:43/mi
49:45
↑ 79↓ 1380.4%
157 ft elev
15K· 9.32 mi
7:37/mi
1:13:24
↑ 67↓ 78
146 ft elev
20K· 12.43 mi
7:49/mi
1:37:41
↑ 106↓ 860.1%
165 ft elev
Half· 13.11 mi
7:46/mi
1:42:59
↑ 19↓ 370.5%
148 ft elev
25K· 15.53 mi
7:44/mi
2:01:45
↑ 66↓ 880.2%
127 ft elev
30K· 18.64 mi
7:52/mi
2:26:10
↑ 181↓ 1480.2%
138 ft elev
20M
7:56/mi
2:36:57
↑ 64↓ 500.2%
148 ft elev
21M
8:25/mi
2:45:22
↑ 106↓ 241.6%
227 ft elev
35K· 21.75 mi
7:26/mi
2:50:56
↑ 17↓ 861.7%
156 ft elev
23M
7:49/mi
3:00:43
↑ 23↓ 630.6%
116 ft elev
24M
7:39/mi
3:08:22
↓ 821.3%
34 ft elev
40K· 24.85 mi
7:49/mi
3:15:03
↓ 200.3%
20 ft elev
25.2M
8:30/mi
3:17:59
↑ 13↓ 160.2%
18 ft elev
Finish· 26.22 mi
7:38/mi
3:25:46
↑ 22↓ 21
17 ft elev
Course Elevation
7–469 ft
≈
×2stacked redwood trees
•▲ 890 ft climb · ▼ 1342 ft descent

The Course

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Half Splits

1st Half· via Half⚖️ Balanced
Distance13.11 mi
Time1:42:59
Pace7:51 /mi
2nd Half⚖️ Balanced
Distance13.11 mi
Time1:42:47
Pace7:50 /mi
📊Even Split: Consistent pacing between halves

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:46:3125:468:1825:46
8:18
-
10K
6.21 mi12:10:3049:458:0023:59
7:43
-0:35
15K
9.32 mi12:34:091:13:247:5323:39
7:37
-0:06
20K
12.43 mi12:58:261:37:417:5224:17
7:49
+0:12
Half
13.11 mi13:03:441:42:597:515:18
7:46
-0:03
25K
15.53 mi13:22:302:01:457:5018:46
7:44
-0:02
30K
18.64 mi13:46:552:26:107:5024:25
7:52
+0:08
20M
20.00 mi13:57:422:36:577:5110:47
7:56
+0:04
21M
21.00 mi14:06:072:45:227:528:25
8:25
+0:29
35K
21.75 mi14:11:412:50:567:525:34
7:26
-0:59
23M
23.00 mi14:21:283:00:437:519:47
7:49
+0:23
24M
24.00 mi14:29:073:08:227:517:39
7:39
-0:10
40K
24.85 mi14:35:483:15:037:516:41
7:49
+0:10
25.2M
25.20 mi14:38:443:17:597:512:56
8:30
+0:41
Finish
26.22 mi14:46:313:25:467:517:47
7:38
-0:52

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

7:26 /mi

Average Pace

7:51 /mi

Slowest Pace

8:30 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:48:39

82% of race

Time at Steady Pace

37:07

18% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 7:51 /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 mi11:46:3125:468:1825:46
8:18
#18651
10K
6.21 mi12:10:3049:458:0023:59
7:43
#16561
15K
9.32 mi12:34:091:13:247:5323:39
7:37
#15281
20K
12.43 mi12:58:261:37:417:5224:17
7:49
#14749
Half
13.11 mi13:03:441:42:597:515:18
7:46
#14711
25K
15.53 mi13:22:302:01:457:5018:46
7:44
#14195
30K
18.64 mi13:46:552:26:107:5024:25
7:52
#13413
20M
20.00 mi13:57:422:36:577:5110:47
7:56
#13099
21M
21.00 mi14:06:072:45:227:528:25
8:25
#12895
35K
21.75 mi14:11:412:50:567:525:34
7:26
#12709
23M
23.00 mi14:21:283:00:437:519:47
7:49
#12403
24M
24.00 mi14:29:073:08:227:517:39
7:39
#12242
40K
24.85 mi14:35:483:15:037:516:41
7:49
#12078
25.2M
25.20 mi14:38:443:17:597:512:56
8:30
#12005
Finish
26.22 mi14:46:313:25:467:517:47
7:38
#11917
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM18-39Seg. OverallSeg. MalesSeg. M18-39
5K3.11 mi3.11 mi18651118831188312687(Top 45%)9378(Top 58%)9378(Top 166%)
10K6.21 mi3.10 mi16561+209011034+84911034+84914052(Top 49%)10022(Top 62%)10022(Top 178%)
15K9.32 mi3.11 mi15281+128010512+52210512+52212687(Top 45%)9378(Top 58%)9378(Top 166%)
20K12.43 mi3.11 mi14749+53210263+24910263+24913387(Top 47%)9593(Top 60%)9593(Top 170%)
Half13.11 mi0.68 mi14711+3810250+1310250+1313892(Top 49%)9836(Top 61%)9836(Top 174%)
25K15.53 mi2.42 mi14195+5169998+2529998+25211855(Top 42%)8783(Top 55%)8783(Top 156%)
30K18.64 mi3.11 mi13413+7829601+3979601+39710343(Top 36%)7861(Top 49%)7861(Top 139%)
20M20.00 mi1.36 mi13099+3149427+1749427+17410006(Top 35%)7552(Top 47%)7552(Top 134%)
21M21.00 mi1.00 mi12895+2049304+1239304+1239944(Top 35%)7334(Top 46%)7334(Top 130%)
35K21.75 mi0.75 mi12709+1869198+1069198+1068226(Top 29%)6449(Top 40%)6449(Top 114%)
23M23.00 mi1.25 mi12403+3069019+1799019+1798686(Top 31%)6552(Top 41%)6552(Top 116%)
24M24.00 mi1.00 mi12242+1618917+1028917+1028778(Top 31%)6545(Top 41%)6545(Top 116%)
40K24.85 mi0.85 mi12078+1648798+1198798+1198885(Top 31%)6467(Top 40%)6467(Top 115%)
25.2M25.20 mi0.35 mi12005+738747+518747+518806(Top 31%)6365(Top 40%)6365(Top 113%)
Finish26.22 mi1.02 mi11917+888679+688679+6810212(Top 36%)7098(Top 44%)7098(Top 126%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 45%
×21story building
+97ft-345ft

Overall

12687

Males

9378

M18-39

9378

5K→10K

3.1 - 6.2 mi

Top 49%
×5story building
+79ft-138ft

Overall

14052

Males

10022

M18-39

10022

10K→15K

6.2 - 9.3 mi

Top 45%
×3story building
+67ft-78ft

Overall

12687

Males

9378

M18-39

9378

15K→20K

9.3 - 12.4 mi

Top 47%
×5story building
+106ft-86ft

Overall

13387

Males

9593

M18-39

9593

20K→Half

12.4 - 13.1 mi

Top 49%
×2story building
+19ft-37ft

Overall

13892

Males

9836

M18-39

9836

Half→25K

13.1 - 15.5 mi

Top 42%
×4story building
+66ft-88ft

Overall

11855

Males

8783

M18-39

8783

25K→30K

15.5 - 18.6 mi

Top 36%
×9story building
+181ft-148ft

Overall

10343

Males

7861

M18-39

7861

30K→20M

18.6 - 20.0 mi

Top 35%
×5story building
+64ft-50ft

Overall

10006

Males

7552

M18-39

7552

20M→21M

20.0 - 21.0 mi

Top 35%
×8story building
+106ft-24ft

Overall

9944

Males

7334

M18-39

7334

21M→35K

21.0 - 21.8 mi

Top 29%
×7story building
+17ft-86ft

Overall

8226

Males

6449

M18-39

6449

35K→23M

21.8 - 23.0 mi

Top 31%
×5story building
+23ft-63ft

Overall

8686

Males

6552

M18-39

6552

23M→24M

23.0 - 24.0 mi

Top 31%
×6story building
+12ft-82ft

Overall

8778

Males

6545

M18-39

6545

24M→40K

24.0 - 24.9 mi

Top 31%
×1story
+6ft-20ft

Overall

8885

Males

6467

M18-39

6467

40K→25.2M

24.9 - 25.2 mi

Top 31%
×1story
+13ft-16ft

Overall

8806

Males

6365

M18-39

6365

25.2M→Finish

25.2 - 26.2 mi

Top 36%
×2story building
+22ft-21ft

Overall

10212

Males

7098

M18-39

7098

Passing Analysis

Category:
Athletes Passed
6859
Passed By
125
Net Change
+6734
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#18651
5K → 10K20977+2090#18651#16561
10K → 15K12855+1280#16561#15281
15K → 20K54311+532#15281#14749
20K → Half5315+38#14749#14711
Half → 25K5215+516#14711#14195
25K → 30K7842+782#14195#13413
30K → 20M3184+314#13413#13099
20M → 21M22016+204#13099#12895
21M → 35K1860+186#12895#12709
35K → 23M3126+306#12709#12403
23M → 24M1709+161#12403#12242
24M → 40K17410+164#12242#12078
40K → 25.2M785+73#12078#12005
25.2M → Finish11830+88#12005#11917
TOTALS6859125+6734
📊

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