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BOSTON MARATHON 2025

Timothy Nowak

Bib: 27235•M

CO

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
10:19/mi
32:03
↑ 97↓ 3451.5%
10K· 6.21 mi
10:09/mi
1:03:36
↑ 79↓ 1380.4%
15K· 9.32 mi
10:22/mi
1:35:49
↑ 67↓ 78
20K· 12.43 mi
10:42/mi
2:09:03
↑ 106↓ 860.1%
Half· 13.11 mi
10:29/mi
2:16:12
↑ 19↓ 370.5%
25K· 15.53 mi
12:08/mi
2:45:37
↑ 66↓ 880.2%
30K· 18.64 mi
12:24/mi
3:24:08
↑ 181↓ 1480.2%
20M
12:21/mi
3:40:55
↑ 64↓ 500.2%
21M
13:13/mi
3:54:08
↑ 106↓ 241.6%
35K· 21.75 mi
11:48/mi
4:02:58
↑ 17↓ 861.7%
23M
12:28/mi
4:18:34
↑ 23↓ 630.6%
24M
12:13/mi
4:30:47
↓ 821.3%
40K· 24.85 mi
12:24/mi
4:41:23
↓ 200.3%
25.2M
14:13/mi
4:46:17
↑ 13↓ 160.2%
Finish· 26.22 mi
11:40/mi
4:58:10
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time2:16:12
Pace10:23 /mi
2nd Half
Distance13.11 mi
Time2:41:58
Pace12:21 /mi
📊Positive Split: 18.9% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:48:0132:0310:1932:03
10:19
-
10K
6.21 mi12:19:341:03:3610:1431:33
10:09
-0:10
15K
9.32 mi12:51:471:35:4910:1732:13
10:22
+0:13
20K
12.43 mi13:25:012:09:0310:2333:14
10:42
+0:20
Half
13.11 mi13:32:102:16:1210:237:09
10:29
-0:13
25K
15.53 mi14:01:352:45:3710:4029:25
12:08
+1:39
30K
18.64 mi14:40:063:24:0810:5738:31
12:24
+0:16
20M
20.00 mi14:56:533:40:5511:0316:47
12:21
-0:03
21M
21.00 mi15:10:063:54:0811:0913:13
13:13
+0:52
35K
21.75 mi15:18:564:02:5811:108:50
11:48
-1:25
23M
23.00 mi15:34:324:18:3411:1515:36
12:28
+0:40
24M
24.00 mi15:46:454:30:4711:1712:13
12:13
-0:15
40K
24.85 mi15:57:214:41:2311:1910:36
12:24
+0:11
25.2M
25.20 mi16:02:154:46:1711:224:54
14:13
+1:49
Finish
26.22 mi16:14:084:58:1011:2311:53
11:40
-2:33

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

10:09 /mi

Average Pace

11:23 /mi

Slowest Pace

14:13 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:16:12

46% of race

Time at Steady Pace

2:23:51

48% of race

Time at Slower Pace

18:07

6% of race

Average Pace: 11:22 /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 mi11:48:0132:0310:1932:03
10:19
#26327
10K
6.21 mi12:19:341:03:3610:1431:33
10:09
#25980
15K
9.32 mi12:51:471:35:4910:1732:13
10:22
#25874
20K
12.43 mi13:25:012:09:0310:2333:14
10:42
#25767
Half
13.11 mi13:32:102:16:1210:237:09
10:29
#25760
25K
15.53 mi14:01:352:45:3710:4029:25
12:08
#25984
30K
18.64 mi14:40:063:24:0810:5738:31
12:24
#25983
20M
20.00 mi14:56:533:40:5511:0316:47
12:21
#25983
21M
21.00 mi15:10:063:54:0811:0913:13
13:13
#25964
35K
21.75 mi15:18:564:02:5811:108:50
11:48
#25950
23M
23.00 mi15:34:324:18:3411:1515:36
12:28
#25958
24M
24.00 mi15:46:454:30:4711:1712:13
12:13
#25983
40K
24.85 mi15:57:214:41:2311:1910:36
12:24
#25985
25.2M
25.20 mi16:02:154:46:1711:224:54
14:13
#26005
Finish
26.22 mi16:14:084:58:1011:2311:53
11:40
#26035
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM18-39Seg. OverallSeg. MalesSeg. M18-39
5K3.11 mi3.11 mi26327153221532225715(Top 91%)15023(Top 93%)15023(Top 266%)
10K6.21 mi3.10 mi25980+34715150+17215150+17225636(Top 90%)14975(Top 93%)14975(Top 265%)
15K9.32 mi3.11 mi25874+10615100+5015100+5025715(Top 91%)15023(Top 93%)15023(Top 266%)
20K12.43 mi3.11 mi25767+10715046+5415046+5425529(Top 90%)14909(Top 93%)14909(Top 264%)
Half13.11 mi0.68 mi25760+715048-215048-225769(Top 91%)15004(Top 93%)15004(Top 266%)
25K15.53 mi2.42 mi25984-22415131-8315131-8326571(Top 94%)15328(Top 95%)15328(Top 272%)
30K18.64 mi3.11 mi25983+115100+3115100+3126063(Top 92%)15022(Top 93%)15022(Top 266%)
20M20.00 mi1.36 mi2598315089+1115089+1125745(Top 91%)14807(Top 92%)14807(Top 262%)
21M21.00 mi1.00 mi25964+1915072+1715072+1725339(Top 89%)14545(Top 90%)14545(Top 258%)
35K21.75 mi0.75 mi25950+1415062+1015062+1025581(Top 90%)14625(Top 91%)14625(Top 259%)
23M23.00 mi1.25 mi25958-815052+1015052+1025751(Top 91%)14711(Top 91%)14711(Top 261%)
24M24.00 mi1.00 mi25983-2515056-415056-425947(Top 91%)14776(Top 92%)14776(Top 262%)
40K24.85 mi0.85 mi25985-215052+415052+425525(Top 90%)14539(Top 90%)14539(Top 258%)
25.2M25.20 mi0.35 mi26005-2015058-615058-626498(Top 93%)14998(Top 93%)14998(Top 266%)
Finish26.22 mi1.02 mi26035-3015059-115059-126383(Top 93%)14983(Top 93%)14983(Top 266%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 91%
×21story building
+97ft-345ft

Overall

25715

Males

15023

M18-39

15023

5K→10K

3.1 - 6.2 mi

Top 90%
×5story building
+79ft-138ft

Overall

25636

Males

14975

M18-39

14975

10K→15K

6.2 - 9.3 mi

Top 91%
×3story building
+67ft-78ft

Overall

25715

Males

15023

M18-39

15023

15K→20K

9.3 - 12.4 mi

Top 90%
×5story building
+106ft-86ft

Overall

25529

Males

14909

M18-39

14909

20K→Half

12.4 - 13.1 mi

Top 91%
×2story building
+19ft-37ft

Overall

25769

Males

15004

M18-39

15004

Half→25K

13.1 - 15.5 mi

Top 94%
×4story building
+66ft-88ft

Overall

26571

Males

15328

M18-39

15328

25K→30K

15.5 - 18.6 mi

Top 92%
×9story building
+181ft-148ft

Overall

26063

Males

15022

M18-39

15022

30K→20M

18.6 - 20.0 mi

Top 91%
×5story building
+64ft-50ft

Overall

25745

Males

14807

M18-39

14807

20M→21M

20.0 - 21.0 mi

Top 89%
×8story building
+106ft-24ft

Overall

25339

Males

14545

M18-39

14545

21M→35K

21.0 - 21.8 mi

Top 90%
×7story building
+17ft-86ft

Overall

25581

Males

14625

M18-39

14625

35K→23M

21.8 - 23.0 mi

Top 91%
×5story building
+23ft-63ft

Overall

25751

Males

14711

M18-39

14711

23M→24M

23.0 - 24.0 mi

Top 91%
×6story building
+12ft-82ft

Overall

25947

Males

14776

M18-39

14776

24M→40K

24.0 - 24.9 mi

Top 90%
×1story
+6ft-20ft

Overall

25525

Males

14539

M18-39

14539

40K→25.2M

24.9 - 25.2 mi

Top 93%
×1story
+13ft-16ft

Overall

26498

Males

14998

M18-39

14998

25.2M→Finish

25.2 - 26.2 mi

Top 93%
×2story building
+22ft-21ft

Overall

26383

Males

14983

M18-39

14983

Passing Analysis

Category:
Athletes Passed
1147
Passed By
855
Net Change
+292
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#26327
5K → 10K39649+347#26327#25980
10K → 15K17872+106#25980#25874
15K → 20K18073+107#25874#25767
20K → Half2114+7#25767#25760
Half → 25K32256-224#25760#25984
25K → 30K108107+1#25984#25983
30K → 20M57570#25983#25983
20M → 21M4829+19#25983#25964
21M → 35K3117+14#25964#25950
35K → 23M3543-8#25950#25958
23M → 24M1944-25#25958#25983
24M → 40K2426-2#25983#25985
40K → 25.2M525-20#25985#26005
25.2M → Finish1343-30#26005#26035
TOTALS1147855+292
📊

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