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BOSTON MARATHON 2025

Thomas Deeg

MA

Bib: 1526 M

0:00
0:00
/ mi
Masters
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Overall
#0 / 28404
Top 2%
Gender (Male)
#0 / 16105
Top 3%
Masters (Masters Men)
#0 / 10463
Top 0.6%
Division (M40-44)
#0 / 2247
Top 2%
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
5:57/mi
18:29
↑ 97↓ 3451.5%
220 ft elev
10K· 6.21 mi
5:51/mi
36:38
↑ 79↓ 1380.4%
157 ft elev
15K· 9.32 mi
5:50/mi
54:45
↑ 67↓ 78
146 ft elev
20K· 12.43 mi
5:53/mi
1:13:01
↑ 106↓ 860.1%
165 ft elev
Half· 13.11 mi
5:52/mi
1:17:01
↑ 19↓ 370.5%
148 ft elev
25K· 15.53 mi
5:55/mi
1:31:21
↑ 66↓ 880.2%
127 ft elev
30K· 18.64 mi
6:06/mi
1:50:19
↑ 181↓ 1480.2%
138 ft elev
20M
6:10/mi
1:58:42
↑ 64↓ 500.2%
148 ft elev
21M
6:38/mi
2:05:20
↑ 106↓ 241.6%
227 ft elev
35K· 21.75 mi
5:58/mi
2:09:48
↑ 17↓ 861.7%
156 ft elev
23M
6:12/mi
2:17:34
↑ 23↓ 630.6%
116 ft elev
24M
5:59/mi
2:23:33
↓ 821.3%
34 ft elev
40K· 24.85 mi
6:06/mi
2:28:46
↓ 200.3%
20 ft elev
25.2M
6:40/mi
2:31:04
↑ 13↓ 160.2%
18 ft elev
Finish· 26.22 mi
5:55/mi
2:37:06
↑ 22↓ 21
17 ft elev
Course Elevation
7–469 ft
≈
×2stacked redwood trees
•▲ 890 ft climb · ▼ 1342 ft descent

The Course

Half Splits

1st Half· via Half
1:17:015:52 /mi⚡ faster
2nd Half
1:20:056:07 /mi+4.0%
Positive split — 4.0% slower in the second half
Is this your race?

Your race, unpacked

See your splits, ranks & AI insights.

Checkpoint Splits

CheckpointTimeAvg PaceSegment LengthSegment TimeSegment PaceTrendDiff
5K
18:295:573.11 mi18:29
5:57
-
10K
36:385:543.10 mi18:09
5:51
-0:06
15K
54:455:523.11 mi18:07
5:50
-0:01
20K
1:13:015:533.11 mi18:16
5:53
+0:03
Half(13.11 mi)
1:17:015:520.68 mi4:00
5:52
-0:01
25K
1:31:215:532.42 mi14:20
5:55
+0:03
30K
1:50:195:553.11 mi18:58
6:06
+0:11
20M
1:58:425:561.36 mi8:23
6:10
+0:04
21M
2:05:205:581.00 mi6:38
6:38
+0:28
35K
2:09:485:580.75 mi4:28
5:58
-0:40
23M
2:17:345:591.25 mi7:46
6:12
+0:14
24M
2:23:335:591.00 mi5:59
5:59
-0:13
40K
2:28:465:590.85 mi5:13
6:06
+0:07
25.2M
2:31:046:000.35 mi2:18
6:40
+0:34
Finish(26.22 mi)
2:37:066:001.02 mi6:02
5:55
-0:45
Trend:
Faster pace
Steady pace
Slower pace

Checkpoints & Pacing

Pace Line

Fastest Pace

5:50 /mi

Average Pace

6:00 /mi

Slowest Pace

6:40 /mi

Loading chart...
Fastest
Middle
Slowest
Average

Segments

Time at Faster Pace

2:28:10

94% of race

Time at Steady Pace

8:56

6% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 5:59 /mi

Loading chart...
Faster pace (< avg)
Steady pace (≈ avg)
Slower pace (> avg)

Heatmap

Loading...
0mi6.6mi13.1mi19.7mi26.2mi
Pace:
Faster
Steady
Slower

Checkpoint and Segment Rankings

CheckpointSeg. DistOverallMalesM40-44Seg. OverallSeg. MalesSeg. M40-44
5K3.11 mi921863863589548548
10K3.10 mi791+130739+124739+124685640640
15K3.11 mi725+66677+62677+62589548548
20K3.11 mi676+49629+48629+48573529529
Half(13.11 mi)0.68 mi681-5634-5634-5722676676
25K2.42 mi649+32602+32602+32593547547
30K3.11 mi632+17585+17585+17687643643
20M1.36 mi627+5580+5580+5653613613
21M1.00 mi631-4584-4584-4994939939
35K0.75 mi618+13571+13571+13655612612
23M1.25 mi608+10562+9562+9674635635
24M1.00 mi600+8554+8554+8543507507
40K0.85 mi591+9545+9545+9544507507
25.2M0.35 mi589+2543+2543+2689639639
Finish(26.22 mi)1.02 mi571+18528+15528+15720676676

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 2%
×21story building
+97ft-345ft

Overall

589

Males

548

M40-44

548

5K→10K

3.1 - 6.2 mi

Top 2%
×5story building
+79ft-138ft

Overall

685

Males

640

M40-44

640

10K→15K

6.2 - 9.3 mi

Top 2%
×3story building
+67ft-78ft

Overall

589

Males

548

M40-44

548

15K→20K

9.3 - 12.4 mi

Top 2%
×5story building
+106ft-86ft

Overall

573

Males

529

M40-44

529

20K→Half

12.4 - 13.1 mi

Top 3%
×2story building
+19ft-37ft

Overall

722

Males

676

M40-44

676

Half→25K

13.1 - 15.5 mi

Top 2%
×4story building
+66ft-88ft

Overall

593

Males

547

M40-44

547

25K→30K

15.5 - 18.6 mi

Top 2%
×9story building
+181ft-148ft

Overall

687

Males

643

M40-44

643

30K→20M

18.6 - 20.0 mi

Top 2%
×5story building
+64ft-50ft

Overall

653

Males

613

M40-44

613

20M→21M

20.0 - 21.0 mi

Top 3%
×8story building
+106ft-24ft

Overall

994

Males

939

M40-44

939

21M→35K

21.0 - 21.8 mi

Top 2%
×7story building
+17ft-86ft

Overall

655

Males

612

M40-44

612

35K→23M

21.8 - 23.0 mi

Top 2%
×5story building
+23ft-63ft

Overall

674

Males

635

M40-44

635

23M→24M

23.0 - 24.0 mi

Top 2%
×6story building
+12ft-82ft

Overall

543

Males

507

M40-44

507

24M→40K

24.0 - 24.9 mi

Top 2%
×1story
+6ft-20ft

Overall

544

Males

507

M40-44

507

40K→25.2M

24.9 - 25.2 mi

Top 2%
×1story
+13ft-16ft

Overall

689

Males

639

M40-44

639

25.2M→Finish

25.2 - 26.2 mi

Top 3%
×2story building
+22ft-21ft

Overall

720

Males

676

M40-44

676

Passing Analysis

Category:
▲Net Change
+0
0 passed by0 passed
SegmentMovementRank
Start → 5K-#921
5K → 10K
6136+130
#921 → #791
10K → 15K
268+66
#791 → #725
15K → 20K
756+49
#725 → #676
20K → Half
94-5
#676 → #681
Half → 25K
1042+32
#681 → #649
25K → 30K
2239+17
#649 → #632
30K → 20M
1015+5
#632 → #627
20M → 21M
1814-4
#627 → #631
21M → 35K
114+13
#631 → #618
35K → 23M
717+10
#618 → #608
23M → 24M
513+8
#608 → #600
24M → 40K
312+9
#600 → #591
40K → 25.2M
46+2
#591 → #589
25.2M → Finish
523+18
#589 → #571
TOTALS
109459+350
#921 → #571

Passing Visualized

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