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BOSTON MARATHON 2025

Marcel Thompkins

Bib: 27850•M

NY

0:00
0:00
/ mi
Masters
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Overall
#0 / 28404
Gender (Male)
#0 / 16105
Masters (Masters Men)
#0 / 10463
Division (M40-44)
#0 / 2247
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
10:16/mi
31:53
↑ 97↓ 3451.5%
10K· 6.21 mi
10:18/mi
1:03:54
↑ 79↓ 1380.4%
15K· 9.32 mi
10:18/mi
1:35:53
↑ 67↓ 78
20K· 12.43 mi
10:19/mi
2:07:57
↑ 106↓ 860.1%
Half· 13.11 mi
10:10/mi
2:14:53
↑ 19↓ 370.5%
25K· 15.53 mi
10:45/mi
2:40:57
↑ 66↓ 880.2%
30K· 18.64 mi
11:19/mi
3:16:08
↑ 181↓ 1480.2%
20M
11:43/mi
3:32:03
↑ 64↓ 500.2%
21M
12:48/mi
3:44:51
↑ 106↓ 241.6%
35K· 21.75 mi
11:35/mi
3:53:31
↑ 17↓ 861.7%
23M
11:36/mi
4:08:03
↑ 23↓ 630.6%
24M
12:10/mi
4:20:13
↓ 821.3%
40K· 24.85 mi
12:48/mi
4:31:10
↓ 200.3%
25.2M
13:49/mi
4:35:56
↑ 13↓ 160.2%
Finish· 26.22 mi
11:27/mi
4:47:36
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time2:14:53
Pace10:17 /mi
2nd Half
Distance13.11 mi
Time2:32:43
Pace11:39 /mi
📊Positive Split: 13.2% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:49:5431:5310:1631:53
10:16
-
10K
6.21 mi12:21:551:03:5410:1732:01
10:18
+0:02
15K
9.32 mi12:53:541:35:5310:1731:59
10:18
0:00
20K
12.43 mi13:25:582:07:5710:1832:04
10:19
+0:01
Half
13.11 mi13:32:542:14:5310:176:56
10:10
-0:09
25K
15.53 mi13:58:582:40:5710:2226:04
10:45
+0:35
30K
18.64 mi14:34:093:16:0810:3135:11
11:19
+0:34
20M
20.00 mi14:50:043:32:0310:3615:55
11:43
+0:24
21M
21.00 mi15:02:523:44:5110:4212:48
12:48
+1:05
35K
21.75 mi15:11:323:53:3110:448:40
11:35
-1:13
23M
23.00 mi15:26:044:08:0310:4714:32
11:36
+0:01
24M
24.00 mi15:38:144:20:1310:5112:10
12:10
+0:34
40K
24.85 mi15:49:114:31:1010:5510:57
12:48
+0:38
25.2M
25.20 mi15:53:574:35:5610:574:46
13:49
+1:01
Finish
26.22 mi16:05:374:47:3610:5911:40
11:27
-2:22

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

10:10 /mi

Average Pace

10:59 /mi

Slowest Pace

13:49 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:40:57

56% of race

Time at Steady Pace

1:25:58

30% of race

Time at Slower Pace

40:41

14% of race

Average Pace: 10:58 /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 mi11:49:5431:5310:1631:53
10:16
#26222
10K
6.21 mi12:21:551:03:5410:1732:01
10:18
#26067
15K
9.32 mi12:53:541:35:5310:1731:59
10:18
#25891
20K
12.43 mi13:25:582:07:5710:1832:04
10:19
#25601
Half
13.11 mi13:32:542:14:5310:176:56
10:10
#25579
25K
15.53 mi13:58:582:40:5710:2226:04
10:45
#25438
30K
18.64 mi14:34:093:16:0810:3135:11
11:19
#25275
20M
20.00 mi14:50:043:32:0310:3615:55
11:43
#25246
21M
21.00 mi15:02:523:44:5110:4212:48
12:48
#25244
35K
21.75 mi15:11:323:53:3110:448:40
11:35
#25242
23M
23.00 mi15:26:044:08:0310:4714:32
11:36
#25198
24M
24.00 mi15:38:144:20:1310:5112:10
12:10
#25235
40K
24.85 mi15:49:114:31:1010:5510:57
12:48
#25281
25.2M
25.20 mi15:53:574:35:5610:574:46
13:49
#25291
Finish
26.22 mi16:05:374:47:3610:5911:40
11:27
#25340
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM40-44Seg. OverallSeg. MalesSeg. M40-44
5K3.11 mi3.11 mi26222152711527125585(Top 90%)14967(Top 93%)14967(Top 666%)
10K6.21 mi3.10 mi26067+15515192+7915192+7925923(Top 91%)15112(Top 94%)15112(Top 673%)
15K9.32 mi3.11 mi25891+17615111+8115111+8125585(Top 90%)14967(Top 93%)14967(Top 666%)
20K12.43 mi3.11 mi25601+29014976+13514976+13524872(Top 88%)14618(Top 91%)14618(Top 651%)
Half13.11 mi0.68 mi25579+2214964+1214964+1225175(Top 89%)14750(Top 92%)14750(Top 656%)
25K15.53 mi2.42 mi25438+14114883+8114883+8124815(Top 87%)14566(Top 90%)14566(Top 648%)
30K18.64 mi3.11 mi25275+16314776+10714776+10724587(Top 87%)14352(Top 89%)14352(Top 639%)
20M20.00 mi1.36 mi25246+2914747+2914747+2924868(Top 88%)14401(Top 89%)14401(Top 641%)
21M21.00 mi1.00 mi25244+214734+1314734+1324792(Top 87%)14268(Top 89%)14268(Top 635%)
35K21.75 mi0.75 mi25242+214729+514729+525230(Top 89%)14460(Top 90%)14460(Top 644%)
23M23.00 mi1.25 mi25198+4414694+3514694+3524427(Top 86%)14058(Top 87%)14058(Top 626%)
24M24.00 mi1.00 mi25235-3714702-814702-825872(Top 91%)14732(Top 91%)14732(Top 656%)
40K24.85 mi0.85 mi25281-4614711-914711-926082(Top 92%)14834(Top 92%)14834(Top 660%)
25.2M25.20 mi0.35 mi25291-1014717-614717-626081(Top 92%)14794(Top 92%)14794(Top 658%)
Finish26.22 mi1.02 mi25340-4914734-1714734-1726059(Top 92%)14815(Top 92%)14815(Top 659%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 90%
×21story building
+97ft-345ft

Overall

25585

Males

14967

M40-44

14967

5K→10K

3.1 - 6.2 mi

Top 91%
×5story building
+79ft-138ft

Overall

25923

Males

15112

M40-44

15112

10K→15K

6.2 - 9.3 mi

Top 90%
×3story building
+67ft-78ft

Overall

25585

Males

14967

M40-44

14967

15K→20K

9.3 - 12.4 mi

Top 88%
×5story building
+106ft-86ft

Overall

24872

Males

14618

M40-44

14618

20K→Half

12.4 - 13.1 mi

Top 89%
×2story building
+19ft-37ft

Overall

25175

Males

14750

M40-44

14750

Half→25K

13.1 - 15.5 mi

Top 87%
×4story building
+66ft-88ft

Overall

24815

Males

14566

M40-44

14566

25K→30K

15.5 - 18.6 mi

Top 87%
×9story building
+181ft-148ft

Overall

24587

Males

14352

M40-44

14352

30K→20M

18.6 - 20.0 mi

Top 88%
×5story building
+64ft-50ft

Overall

24868

Males

14401

M40-44

14401

20M→21M

20.0 - 21.0 mi

Top 87%
×8story building
+106ft-24ft

Overall

24792

Males

14268

M40-44

14268

21M→35K

21.0 - 21.8 mi

Top 89%
×7story building
+17ft-86ft

Overall

25230

Males

14460

M40-44

14460

35K→23M

21.8 - 23.0 mi

Top 86%
×5story building
+23ft-63ft

Overall

24427

Males

14058

M40-44

14058

23M→24M

23.0 - 24.0 mi

Top 91%
×6story building
+12ft-82ft

Overall

25872

Males

14732

M40-44

14732

24M→40K

24.0 - 24.9 mi

Top 92%
×1story
+6ft-20ft

Overall

26082

Males

14834

M40-44

14834

40K→25.2M

24.9 - 25.2 mi

Top 92%
×1story
+13ft-16ft

Overall

26081

Males

14794

M40-44

14794

25.2M→Finish

25.2 - 26.2 mi

Top 92%
×2story building
+22ft-21ft

Overall

26059

Males

14815

M40-44

14815

Passing Analysis

Category:
Athletes Passed
1458
Passed By
576
Net Change
+882
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#26222
5K → 10K24994+155#26222#26067
10K → 15K21943+176#26067#25891
15K → 20K30111+290#25891#25601
20K → Half3513+22#25601#25579
Half → 25K18241+141#25579#25438
25K → 30K21249+163#25438#25275
30K → 20M6738+29#25275#25246
20M → 21M4644+2#25246#25244
21M → 35K2321+2#25244#25242
35K → 23M6420+44#25242#25198
23M → 24M2461-37#25198#25235
24M → 40K1460-46#25235#25281
40K → 25.2M919-10#25281#25291
25.2M → Finish1362-49#25291#25340
TOTALS1458576+882
📊

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