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BOSTON MARATHON 2025

Keith Magnus

Bib: 30498•M

MA

0:00
0:00
/ mi
Masters
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Overall
#0 / 28404
Top 50%
Gender (Male)
#0 / 16105
Masters (Masters Men)
#0 / 10463
Division (M45-49)
#0 / 2386
Race Day Weather
50°/40°F
broken clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
23:40
Rank: #13266
Start → 5K
23:40 | 7:37/mi
10K· 6.21 mi
46:56
Rank: #12603 (+663)
5K → 10K
23:16 | 7:29/mi
15K· 9.32 mi
1:10:31
Rank: #12556 (+47)
10K → 15K
23:35 | 7:35/mi
20K· 12.43 mi
1:35:43
Rank: #13385 (-829)
15K → 20K
25:12 | 8:07/mi
Half· 13.11 mi
1:41:15
Rank: #13560 (-175)
20K → Half
5:32 | 8:07/mi
25K· 15.53 mi
2:00:08
Rank: #13296 (+264)
Half → 25K
18:53 | 7:47/mi
30K· 18.64 mi
2:25:57
Rank: #13330 (-34)
25K → 30K
25:49 | 8:19/mi
20M
2:38:09
Rank: #13583 (-253)
30K → 20M
12:12 | 8:59/mi
21M
2:47:57
Rank: #13837 (-254)
20M → 21M
9:48 | 9:48/mi
35K· 21.75 mi
2:53:59
Rank: #13772 (+65)
21M → 35K
6:02 | 8:04/mi
23M
3:05:05
Rank: #13897 (-125)
35K → 23M
11:06 | 8:52/mi
24M
3:13:28
Rank: #13892 (+5)
23M → 24M
8:23 | 8:23/mi
40K· 24.85 mi
3:21:01
Rank: #13946 (-54)
24M → 40K
7:33 | 8:50/mi
25.2M
3:24:32
Rank: #14021 (-75)
40K → 25.2M
3:31 | 10:12/mi
Finish· 26.22 mi
3:33:30
Rank: #14166 (-145)
25.2M → Finish
8:58 | 8:48/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:41:15
Pace7:43 /mi
2nd Half
Distance13.11 mi
Time1:52:15
Pace8:34 /mi
📊Positive Split: 10.9% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:43:0423:407:3723:40
7:37
-
10K
6.21 mi12:06:2046:567:3323:16
7:29
-0:08
15K
9.32 mi12:29:551:10:317:3423:35
7:35
+0:06
20K
12.43 mi12:55:071:35:437:4225:12
8:07
+0:32
Half
13.11 mi13:00:391:41:157:435:32
8:07
0:00
25K
15.53 mi13:19:322:00:087:4418:53
7:47
-0:20
30K
18.64 mi13:45:212:25:577:5025:49
8:19
+0:32
20M
20.00 mi13:57:332:38:097:5412:12
8:59
+0:40
21M
21.00 mi14:07:212:47:578:009:48
9:48
+0:49
35K
21.75 mi14:13:232:53:598:006:02
8:04
-1:44
23M
23.00 mi14:24:293:05:058:0311:06
8:52
+0:48
24M
24.00 mi14:32:523:13:288:048:23
8:23
-0:29
40K
24.85 mi14:40:253:21:018:057:33
8:50
+0:27
25.2M
25.20 mi14:43:563:24:328:073:31
10:12
+1:22
Finish
26.22 mi14:52:543:33:308:098:58
8:48
-1:24

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

7:29 /mi

Average Pace

8:09 /mi

Slowest Pace

10:12 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:29:24

42% of race

Time at Steady Pace

1:10:58

33% of race

Time at Slower Pace

53:08

25% of race

Average Pace: 8:09 /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 mi11:43:0423:407:3723:40
7:37
#13266
10K
6.21 mi12:06:2046:567:3323:16
7:29
#12603
15K
9.32 mi12:29:551:10:317:3423:35
7:35
#12556
20K
12.43 mi12:55:071:35:437:4225:12
8:07
#13385
Half
13.11 mi13:00:391:41:157:435:32
8:07
#13560
25K
15.53 mi13:19:322:00:087:4418:53
7:47
#13296
30K
18.64 mi13:45:212:25:577:5025:49
8:19
#13330
20M
20.00 mi13:57:332:38:097:5412:12
8:59
#13583
21M
21.00 mi14:07:212:47:578:009:48
9:48
#13837
35K
21.75 mi14:13:232:53:598:006:02
8:04
#13772
23M
23.00 mi14:24:293:05:058:0311:06
8:52
#13897
24M
24.00 mi14:32:523:13:288:048:23
8:23
#13892
40K
24.85 mi14:40:253:21:018:057:33
8:50
#13946
25.2M
25.20 mi14:43:563:24:328:073:31
10:12
#14021
Finish
26.22 mi14:52:543:33:308:098:58
8:48
#14166
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM45-49Seg. OverallSeg. MalesSeg. M45-49
5K3.11 mi3.11 mi132669755975512517(Top 44%)9309(Top 58%)9309(Top 390%)
10K6.21 mi3.10 mi12603+6639440+3159440+31512000(Top 42%)9151(Top 57%)9151(Top 384%)
15K9.32 mi3.11 mi12556+479387+539387+5312517(Top 44%)9309(Top 58%)9309(Top 390%)
20K12.43 mi3.11 mi13385-8299698-3119698-31115697(Top 55%)10614(Top 66%)10614(Top 445%)
Half13.11 mi0.68 mi13560-1759756-589756-5816617(Top 59%)11012(Top 68%)11012(Top 462%)
25K15.53 mi2.42 mi13296+2649608+1489608+14812241(Top 43%)8965(Top 56%)8965(Top 376%)
30K18.64 mi3.11 mi13330-349560+489560+4813566(Top 48%)9404(Top 58%)9404(Top 394%)
20M20.00 mi1.36 mi13583-2539646-869646-8616653(Top 59%)10654(Top 66%)10654(Top 447%)
21M21.00 mi1.00 mi13837-2549719-739719-7317451(Top 61%)10891(Top 68%)10891(Top 456%)
35K21.75 mi0.75 mi13772+659668+519668+5112678(Top 45%)8664(Top 54%)8664(Top 363%)
23M23.00 mi1.25 mi13897-1259694-269694-2615462(Top 54%)9841(Top 61%)9841(Top 412%)
24M24.00 mi1.00 mi13892+59656+389656+3813752(Top 48%)9030(Top 56%)9030(Top 378%)
40K24.85 mi0.85 mi13946-549645+119645+1115329(Top 54%)9577(Top 59%)9577(Top 401%)
25.2M25.20 mi0.35 mi14021-759684-399684-3917821(Top 63%)10723(Top 67%)10723(Top 449%)
Finish26.22 mi1.02 mi14166-1459723-399723-3918008(Top 63%)10871(Top 68%)10871(Top 456%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 44%
×21stories
+97ft-345ft

Overall

12517

Males

9309

M45-49

9309

5K→10K

3.1 - 6.2 mi

Top 42%
×5stories
+79ft-138ft

Overall

12000

Males

9151

M45-49

9151

10K→15K

6.2 - 9.3 mi

Top 44%
×3stories
+67ft-78ft

Overall

12517

Males

9309

M45-49

9309

15K→20K

9.3 - 12.4 mi

Top 55%
×5stories
+106ft-86ft

Overall

15697

Males

10614

M45-49

10614

20K→Half

12.4 - 13.1 mi

Top 59%
×2stories
+19ft-37ft

Overall

16617

Males

11012

M45-49

11012

Half→25K

13.1 - 15.5 mi

Top 43%
×4stories
+66ft-88ft

Overall

12241

Males

8965

M45-49

8965

25K→30K

15.5 - 18.6 mi

Top 48%
×9stories
+181ft-148ft

Overall

13566

Males

9404

M45-49

9404

30K→20M

18.6 - 20.0 mi

Top 59%
×5stories
+64ft-50ft

Overall

16653

Males

10654

M45-49

10654

20M→21M

20.0 - 21.0 mi

Top 61%
×8stories
+106ft-24ft

Overall

17451

Males

10891

M45-49

10891

21M→35K

21.0 - 21.8 mi

Top 45%
×7stories
+17ft-86ft

Overall

12678

Males

8664

M45-49

8664

35K→23M

21.8 - 23.0 mi

Top 54%
×5stories
+23ft-63ft

Overall

15462

Males

9841

M45-49

9841

23M→24M

23.0 - 24.0 mi

Top 48%
×6stories
+12ft-82ft

Overall

13752

Males

9030

M45-49

9030

24M→40K

24.0 - 24.9 mi

Top 54%
×1story
+6ft-20ft

Overall

15329

Males

9577

M45-49

9577

40K→25.2M

24.9 - 25.2 mi

Top 63%
×1story
+13ft-16ft

Overall

17821

Males

10723

M45-49

10723

25.2M→Finish

25.2 - 26.2 mi

Top 63%
×2stories
+22ft-21ft

Overall

18008

Males

10871

M45-49

10871

Passing Analysis

Category:
Athletes Passed
2035
Passed By
2935
Net Change
-900
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#13266
5K → 10K73976+663#13266#12603
10K → 15K219172+47#12603#12556
15K → 20K56885-829#12556#13385
20K → Half2177-175#13385#13560
Half → 25K30844+264#13560#13296
25K → 30K229263-34#13296#13330
30K → 20M65318-253#13330#13583
20M → 21M42296-254#13583#13837
21M → 35K9025+65#13837#13772
35K → 23M77202-125#13772#13897
23M → 24M8782+5#13897#13892
24M → 40K68122-54#13892#13946
40K → 25.2M1893-75#13946#14021
25.2M → Finish35180-145#14021#14166
TOTALS20352935-900
📊

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