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BOSTON MARATHON 2025

Nolan Redetzke

Bib: 3128•M

IA

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0:00
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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

Start
0:00:00
Race begins
5K· 3.11 mi
19:45
Rank: #2819
Start → 5K
19:45 | 6:21/mi
10K· 6.21 mi
40:09
Rank: #3499 (-680)
5K → 10K
20:24 | 6:34/mi
15K· 9.32 mi
1:01:24
Rank: #4311 (-812)
10K → 15K
21:15 | 6:50/mi
20K· 12.43 mi
1:23:15
Rank: #4986 (-675)
15K → 20K
21:51 | 7:02/mi
Half· 13.11 mi
1:27:53
Rank: #5034 (-48)
20K → Half
4:38 | 6:47/mi
25K· 15.53 mi
1:46:15
Rank: #6070 (-1036)
Half → 25K
18:22 | 7:35/mi
30K· 18.64 mi
2:19:28
Rank: #10421 (-4351)
25K → 30K
33:13 | 10:41/mi
20M
2:33:56
Rank: #11879 (-1458)
30K → 20M
14:28 | 10:39/mi
21M
2:46:02
Rank: #13139 (-1260)
20M → 21M
12:06 | 12:06/mi
35K· 21.75 mi
2:54:58
Rank: #14149 (-1010)
21M → 35K
8:56 | 11:56/mi
23M
3:14:58
Rank: #16861 (-2712)
35K → 23M
20:00 | 15:58/mi
24M
3:26:29
Rank: #17564 (-703)
23M → 24M
11:31 | 11:31/mi
40K· 24.85 mi
3:35:54
Rank: #17930 (-366)
24M → 40K
9:25 | 11:01/mi
25.2M
3:39:26
Rank: #17935 (-5)
40K → 25.2M
3:32 | 10:15/mi
Finish· 26.22 mi
3:48:50
Rank: #18052 (-117)
25.2M → Finish
9:24 | 9:13/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:27:53
Pace6:42 /mi
2nd Half
Distance13.11 mi
Time2:20:57
Pace10:45 /mi
📊Positive Split: 60.4% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:21:3519:456:2119:45
6:21
-
10K
6.21 mi10:41:5940:096:2820:24
6:34
+0:13
15K
9.32 mi11:03:141:01:246:3521:15
6:50
+0:16
20K
12.43 mi11:25:051:23:156:4221:51
7:02
+0:12
Half
13.11 mi11:29:431:27:536:424:38
6:47
-0:15
25K
15.53 mi11:48:051:46:156:5018:22
7:35
+0:48
30K
18.64 mi12:21:182:19:287:2933:13
10:41
+3:06
20M
20.00 mi12:35:462:33:567:4214:28
10:39
-0:02
21M
21.00 mi12:47:522:46:027:5412:06
12:06
+1:27
35K
21.75 mi12:56:482:54:588:038:56
11:56
-0:10
23M
23.00 mi13:16:483:14:588:2920:00
15:58
+4:02
24M
24.00 mi13:28:193:26:298:3611:31
11:31
-4:27
40K
24.85 mi13:37:443:35:548:419:25
11:01
-0:30
25.2M
25.20 mi13:41:163:39:268:423:32
10:15
-0:46
Finish
26.22 mi13:50:403:48:508:449:24
9:13
-1:02

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

6:21 /mi

Average Pace

8:44 /mi

Slowest Pace

15:58 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:46:15

46% of race

Time at Steady Pace

1:21:33

36% of race

Time at Slower Pace

41:02

18% of race

Average Pace: 8:44 /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 mi10:21:3519:456:2119:45
6:21
#2819
10K
6.21 mi10:41:5940:096:2820:24
6:34
#3499
15K
9.32 mi11:03:141:01:246:3521:15
6:50
#4311
20K
12.43 mi11:25:051:23:156:4221:51
7:02
#4986
Half
13.11 mi11:29:431:27:536:424:38
6:47
#5034
25K
15.53 mi11:48:051:46:156:5018:22
7:35
#6070
30K
18.64 mi12:21:182:19:287:2933:13
10:41
#10421
20M
20.00 mi12:35:462:33:567:4214:28
10:39
#11879
21M
21.00 mi12:47:522:46:027:5412:06
12:06
#13139
35K
21.75 mi12:56:482:54:588:038:56
11:56
#14149
23M
23.00 mi13:16:483:14:588:2920:00
15:58
#16861
24M
24.00 mi13:28:193:26:298:3611:31
11:31
#17564
40K
24.85 mi13:37:443:35:548:419:25
11:01
#17930
25.2M
25.20 mi13:41:163:39:268:423:32
10:15
#17935
Finish
26.22 mi13:50:403:48:508:449:24
9:13
#18052
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM18-39Seg. OverallSeg. MalesSeg. M18-39
5K3.11 mi3.11 mi2819268426846487(Top 23%)5861(Top 36%)5861(Top 104%)
10K6.21 mi3.10 mi3499-6803321-6373321-6374212(Top 15%)3962(Top 25%)3962(Top 70%)
15K9.32 mi3.11 mi4311-8124055-7344055-7346487(Top 23%)5861(Top 36%)5861(Top 104%)
20K12.43 mi3.11 mi4986-6754642-5874642-5877088(Top 25%)6275(Top 39%)6275(Top 111%)
Half13.11 mi0.68 mi5034-484680-384680-386148(Top 22%)5569(Top 35%)5569(Top 99%)
25K15.53 mi2.42 mi6070-10365516-8365516-83610555(Top 37%)8181(Top 51%)8181(Top 145%)
30K18.64 mi3.11 mi10421-43518230-27148230-271423364(Top 82%)13767(Top 85%)13767(Top 244%)
20M20.00 mi1.36 mi11879-14588885-6558885-65522806(Top 80%)13428(Top 83%)13428(Top 238%)
21M21.00 mi1.00 mi13139-12609422-5379422-53723754(Top 84%)13798(Top 86%)13798(Top 245%)
35K21.75 mi0.75 mi14149-10109840-4189840-41825772(Top 91%)14713(Top 91%)14713(Top 261%)
23M23.00 mi1.25 mi16861-271210965-112510965-112528144(Top 99%)15932(Top 99%)15932(Top 282%)
24M24.00 mi1.00 mi17564-70311229-26411229-26424920(Top 88%)14262(Top 89%)14262(Top 253%)
40K24.85 mi0.85 mi17930-36611373-14411373-14423171(Top 82%)13318(Top 83%)13318(Top 236%)
25.2M25.20 mi0.35 mi17935-511365+811365+818039(Top 64%)10839(Top 67%)10839(Top 192%)
Finish26.22 mi1.02 mi18052-11711404-3911404-3920035(Top 71%)11814(Top 73%)11814(Top 209%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 23%
×21stories
+97ft-345ft

Overall

6487

Males

5861

M18-39

5861

5K→10K

3.1 - 6.2 mi

Top 15%
×5stories
+79ft-138ft

Overall

4212

Males

3962

M18-39

3962

10K→15K

6.2 - 9.3 mi

Top 23%
×3stories
+67ft-78ft

Overall

6487

Males

5861

M18-39

5861

15K→20K

9.3 - 12.4 mi

Top 25%
×5stories
+106ft-86ft

Overall

7088

Males

6275

M18-39

6275

20K→Half

12.4 - 13.1 mi

Top 22%
×2stories
+19ft-37ft

Overall

6148

Males

5569

M18-39

5569

Half→25K

13.1 - 15.5 mi

Top 37%
×4stories
+66ft-88ft

Overall

10555

Males

8181

M18-39

8181

25K→30K

15.5 - 18.6 mi

Top 82%
×9stories
+181ft-148ft

Overall

23364

Males

13767

M18-39

13767

30K→20M

18.6 - 20.0 mi

Top 80%
×5stories
+64ft-50ft

Overall

22806

Males

13428

M18-39

13428

20M→21M

20.0 - 21.0 mi

Top 84%
×8stories
+106ft-24ft

Overall

23754

Males

13798

M18-39

13798

21M→35K

21.0 - 21.8 mi

Top 91%
×7stories
+17ft-86ft

Overall

25772

Males

14713

M18-39

14713

35K→23M

21.8 - 23.0 mi

Top 99%
×5stories
+23ft-63ft

Overall

28144

Males

15932

M18-39

15932

23M→24M

23.0 - 24.0 mi

Top 88%
×6stories
+12ft-82ft

Overall

24920

Males

14262

M18-39

14262

24M→40K

24.0 - 24.9 mi

Top 82%
×1story
+6ft-20ft

Overall

23171

Males

13318

M18-39

13318

40K→25.2M

24.9 - 25.2 mi

Top 64%
×1story
+13ft-16ft

Overall

18039

Males

10839

M18-39

10839

25.2M→Finish

25.2 - 26.2 mi

Top 71%
×2stories
+22ft-21ft

Overall

20035

Males

11814

M18-39

11814

Passing Analysis

Category:
Athletes Passed
176
Passed By
15407
Net Change
-15233
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#2819
5K → 10K14694-680#2819#3499
10K → 15K7819-812#3499#4311
15K → 20K28703-675#4311#4986
20K → Half1361-48#4986#5034
Half → 25K91045-1036#5034#6070
25K → 30K34352-4351#6070#10421
30K → 20M121470-1458#10421#11879
20M → 21M11261-1260#11879#13139
21M → 35K21012-1010#13139#14149
35K → 23M42716-2712#14149#16861
23M → 24M14717-703#16861#17564
24M → 40K8374-366#17564#17930
40K → 25.2M2227-5#17930#17935
25.2M → Finish39156-117#17935#18052
TOTALS17615407-15233
📊

Passing Visuals

Category:
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🔥Passing Intensity

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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