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BOSTON MARATHON 2025

Masha Mulaudzi

Bib: 31524•M

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
9:24/mi
29:13
↑ 97↓ 3451.5%
10K· 6.21 mi
9:25/mi
58:28
↑ 79↓ 1380.4%
15K· 9.32 mi
9:43/mi
1:28:38
↑ 67↓ 78
20K· 12.43 mi
9:31/mi
1:58:13
↑ 106↓ 860.1%
Half· 13.11 mi
9:27/mi
2:04:40
↑ 19↓ 370.5%
25K· 15.53 mi
9:48/mi
2:28:26
↑ 66↓ 880.2%
30K· 18.64 mi
10:09/mi
2:59:58
↑ 181↓ 1480.2%
20M
9:45/mi
3:13:13
↑ 64↓ 500.2%
21M
11:31/mi
3:24:44
↑ 106↓ 241.6%
35K· 21.75 mi
8:37/mi
3:31:11
↑ 17↓ 861.7%
23M
10:17/mi
3:44:04
↑ 23↓ 630.6%
24M
9:28/mi
3:53:32
↓ 821.3%
40K· 24.85 mi
9:40/mi
4:01:48
↓ 200.3%
25.2M
11:07/mi
4:05:38
↑ 13↓ 160.2%
Finish· 26.22 mi
9:09/mi
4:14:57
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time2:04:40
Pace9:31 /mi
2nd Half
Distance13.11 mi
Time2:10:17
Pace9:56 /mi
📊Positive Split: 4.5% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:52:1029:139:2429:13
9:24
-
10K
6.21 mi12:21:2558:289:2529:15
9:25
+0:01
15K
9.32 mi12:51:351:28:389:3130:10
9:43
+0:18
20K
12.43 mi13:21:101:58:139:3129:35
9:31
-0:12
Half
13.11 mi13:27:372:04:409:316:27
9:27
-0:04
25K
15.53 mi13:51:232:28:269:3323:46
9:48
+0:21
30K
18.64 mi14:22:552:59:589:3931:32
10:09
+0:21
20M
20.00 mi14:36:103:13:139:4013:15
9:45
-0:24
21M
21.00 mi14:47:413:24:449:4511:31
11:31
+1:46
35K
21.75 mi14:54:083:31:119:436:27
8:37
-2:54
23M
23.00 mi15:07:013:44:049:4512:53
10:17
+1:40
24M
24.00 mi15:16:293:53:329:449:28
9:28
-0:49
40K
24.85 mi15:24:454:01:489:448:16
9:40
+0:12
25.2M
25.20 mi15:28:354:05:389:453:50
11:07
+1:27
Finish
26.22 mi15:37:544:14:579:449:19
9:09
-1:58

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

8:37 /mi

Average Pace

9:44 /mi

Slowest Pace

11:31 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

15:46

6% of race

Time at Steady Pace

2:59:25

70% of race

Time at Slower Pace

59:46

23% of race

Average Pace: 9:43 /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 mi11:52:1029:139:2429:13
9:24
#23928
10K
6.21 mi12:21:2558:289:2529:15
9:25
#23917
15K
9.32 mi12:51:351:28:389:3130:10
9:43
#24064
20K
12.43 mi13:21:101:58:139:3129:35
9:31
#23771
Half
13.11 mi13:27:372:04:409:316:27
9:27
#23761
25K
15.53 mi13:51:232:28:269:3323:46
9:48
#23572
30K
18.64 mi14:22:552:59:589:3931:32
10:09
#23259
20M
20.00 mi14:36:103:13:139:4013:15
9:45
#23034
21M
21.00 mi14:47:413:24:449:4511:31
11:31
#23005
35K
21.75 mi14:54:083:31:119:436:27
8:37
#22824
23M
23.00 mi15:07:013:44:049:4512:53
10:17
#22731
24M
24.00 mi15:16:293:53:329:449:28
9:28
#22573
40K
24.85 mi15:24:454:01:489:448:16
9:40
#22460
25.2M
25.20 mi15:28:354:05:389:453:50
11:07
#22439
Finish
26.22 mi15:37:544:14:579:449:19
9:09
#22345
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM40-44Seg. OverallSeg. MalesSeg. M40-44
5K3.11 mi3.11 mi23928142021420224309(Top 86%)14398(Top 89%)14398(Top 641%)
10K6.21 mi3.10 mi23917+1114212-1014212-1023864(Top 84%)14198(Top 88%)14198(Top 632%)
15K9.32 mi3.11 mi24064-14714289-7714289-7724309(Top 86%)14398(Top 89%)14398(Top 641%)
20K12.43 mi3.11 mi23771+29314146+14314146+14322969(Top 81%)13777(Top 86%)13777(Top 613%)
Half13.11 mi0.68 mi23761+10141461414623400(Top 82%)13963(Top 87%)13963(Top 621%)
25K15.53 mi2.42 mi23572+18914044+10214044+10222767(Top 80%)13638(Top 85%)13638(Top 607%)
30K18.64 mi3.11 mi23259+31313870+17413870+17422058(Top 78%)13198(Top 82%)13198(Top 587%)
20M20.00 mi1.36 mi23034+22513742+12813742+12820112(Top 71%)12205(Top 76%)12205(Top 543%)
21M21.00 mi1.00 mi23005+2913715+2713715+2722643(Top 80%)13263(Top 82%)13263(Top 590%)
35K21.75 mi0.75 mi22824+18113617+9813617+9816190(Top 57%)10273(Top 64%)10273(Top 457%)
23M23.00 mi1.25 mi22731+9313556+6113556+6121381(Top 75%)12589(Top 78%)12589(Top 560%)
24M24.00 mi1.00 mi22573+15813453+10313453+10319504(Top 69%)11638(Top 72%)11638(Top 518%)
40K24.85 mi0.85 mi22460+11313390+6313390+6319351(Top 68%)11498(Top 71%)11498(Top 512%)
25.2M25.20 mi0.35 mi22439+2113370+2013370+2020977(Top 74%)12285(Top 76%)12285(Top 547%)
Finish26.22 mi1.02 mi22345+9413313+5713313+5719698(Top 69%)11674(Top 72%)11674(Top 520%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 86%
×21story building
+97ft-345ft

Overall

24309

Males

14398

M40-44

14398

5K→10K

3.1 - 6.2 mi

Top 84%
×5story building
+79ft-138ft

Overall

23864

Males

14198

M40-44

14198

10K→15K

6.2 - 9.3 mi

Top 86%
×3story building
+67ft-78ft

Overall

24309

Males

14398

M40-44

14398

15K→20K

9.3 - 12.4 mi

Top 81%
×5story building
+106ft-86ft

Overall

22969

Males

13777

M40-44

13777

20K→Half

12.4 - 13.1 mi

Top 82%
×2story building
+19ft-37ft

Overall

23400

Males

13963

M40-44

13963

Half→25K

13.1 - 15.5 mi

Top 80%
×4story building
+66ft-88ft

Overall

22767

Males

13638

M40-44

13638

25K→30K

15.5 - 18.6 mi

Top 78%
×9story building
+181ft-148ft

Overall

22058

Males

13198

M40-44

13198

30K→20M

18.6 - 20.0 mi

Top 71%
×5story building
+64ft-50ft

Overall

20112

Males

12205

M40-44

12205

20M→21M

20.0 - 21.0 mi

Top 80%
×8story building
+106ft-24ft

Overall

22643

Males

13263

M40-44

13263

21M→35K

21.0 - 21.8 mi

Top 57%
×7story building
+17ft-86ft

Overall

16190

Males

10273

M40-44

10273

35K→23M

21.8 - 23.0 mi

Top 75%
×5story building
+23ft-63ft

Overall

21381

Males

12589

M40-44

12589

23M→24M

23.0 - 24.0 mi

Top 69%
×6story building
+12ft-82ft

Overall

19504

Males

11638

M40-44

11638

24M→40K

24.0 - 24.9 mi

Top 68%
×1story
+6ft-20ft

Overall

19351

Males

11498

M40-44

11498

40K→25.2M

24.9 - 25.2 mi

Top 74%
×1story
+13ft-16ft

Overall

20977

Males

12285

M40-44

12285

25.2M→Finish

25.2 - 26.2 mi

Top 69%
×2story building
+22ft-21ft

Overall

19698

Males

11674

M40-44

11674

Passing Analysis

Category:
Athletes Passed
2250
Passed By
667
Net Change
+1583
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#23928
5K → 10K241230+11#23928#23917
10K → 15K88235-147#23917#24064
15K → 20K31724+293#24064#23771
20K → Half2414+10#23771#23761
Half → 25K22334+189#23761#23572
25K → 30K34633+313#23572#23259
30K → 20M2272+225#23259#23034
20M → 21M7950+29#23034#23005
21M → 35K1832+181#23005#22824
35K → 23M11926+93#22824#22731
23M → 24M1613+158#22731#22573
24M → 40K1152+113#22573#22460
40K → 25.2M265+21#22460#22439
25.2M → Finish1017+94#22439#22345
TOTALS2250667+1583
📊

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