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Public Race Data

Boston Athletic Association

Boston Athletic Association

Mika Timing

Mika Timing
BOSTON MARATHON 2026

Njabulo Ndlela

Bib: 33148 •M •Age: N/A

Boston Marathon logo
0:00
0:00
/ mi
Masters
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Overall
#0 / 29021
Gender (Male)
#0 / 16340
Masters (Masters Men)
#0 / 10617
Age Group (M45-49)
#0 / 2413
Race Day Weather
51°/41°F
overcast clouds

Race Timeline and Course Information

Your journey through the course with elevation, pacing, and checkpoint details

⏱️ Race Timeline

Watch your race unfold from start to finish

Start
0:00:00
Race begins
5K
25:27
3.11 mi
Rank: #18164
Start → 5K
25:27 | 8:12/mi
10K
49:57
6.21 mi
Rank: #17344 (+820)
5K → 10K
24:30 | 7:54/mi
15K
1:14:10
9.32 mi
Rank: #16736 (+608)
10K → 15K
24:13 | 7:48/mi
20K
1:38:18
12.43 mi
Rank: #16091 (+645)
15K → 20K
24:08 | 7:47/mi
HALF
1:43:36
13.11 mi
Rank: #16049 (+42)
20K → HALF
5:18 | 7:47/mi
25K
2:02:40
15.53 mi
Rank: #15742 (+307)
HALF → 25K
19:04 | 7:52/mi
30K
2:27:35
18.64 mi
Rank: #15337 (+405)
25K → 30K
24:55 | 8:02/mi
20M
2:38:36
20.00 mi
Rank: #15164 (+173)
30K → 20M
11:01 | 8:07/mi
21M
2:47:25
21.00 mi
Rank: #15132 (+32)
20M → 21M
8:49 | 8:49/mi
35K
2:53:28
21.75 mi
Rank: #15124 (+8)
21M → 35K
6:03 | 8:06/mi
23M
3:03:51
23.00 mi
Rank: #15077 (+47)
35K → 23M
10:23 | 8:18/mi
24M
3:12:03
24.00 mi
Rank: #15056 (+21)
23M → 24M
8:12 | 8:12/mi
40K
3:19:05
24.85 mi
Rank: #15005 (+51)
24M → 40K
7:02 | 8:14/mi
25.2M
3:22:07
25.20 mi
Rank: #14969 (+36)
40K → 25.2M
3:02 | 8:48/mi
FINISH
3:30:13
26.22 mi
Rank: #14980 (-11)
25.2M → FINISH
8:06 | 7:57/mi

Splits & Pacing

Detailed breakdown of your race performance at each timing point

Half Splits

1st HalfFaster
via HALF
Distance13.11 mi
Time1:43:36
Pace7:55 /mi
2nd Half
Distance13.11 mi
Time1:46:37
Pace8:08 /mi
📊Positive Split: 2.9% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:55:3325:278:1225:27
8:12
-
10K
6.21 mi12:20:0349:578:0324:30
7:54
-0:18
15K
9.32 mi12:44:161:14:107:5824:13
7:48
-0:06
20K
12.43 mi13:08:241:38:187:5524:08
7:47
-0:01
HALF
13.11 mi13:13:421:43:367:555:18
7:47
0:00
25K
15.53 mi13:32:462:02:407:5419:04
7:52
+0:05
30K
18.64 mi13:57:412:27:357:5624:55
8:02
+0:10
20M
20.00 mi14:08:422:38:367:5611:01
8:07
+0:05
21M
21.00 mi14:17:312:47:257:598:49
8:49
+0:42
35K
21.75 mi14:23:342:53:287:596:03
8:06
-0:43
23M
23.00 mi14:33:573:03:518:0010:23
8:18
+0:12
24M
24.00 mi14:42:093:12:038:018:12
8:12
-0:06
40K
24.85 mi14:49:113:19:058:017:02
8:14
+0:02
25.2M
25.20 mi14:52:133:22:078:023:02
8:48
+0:34
FINISH
26.22 mi15:00:193:30:138:028:06
7:57
-0:51

Checkpoint Splits Visualizations

Explore your race data through different visual perspectives. Scroll to discover each visualization.

📈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

7:47 /mi

Average Pace

8:01 /mi

Slowest Pace

8:49 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Bar length shows time spent in each segment. Colors mark your faster to slower segments, relative to your own pace.

Time at Faster Pace

3:18:22

94% of race

Time at Steady Pace

11:51

6% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 8:01 /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

Enhanced split table showing pace trends through mini sparkline visualizations.

Overall Pace Trend

CheckpointDistanceTime of DayTimeAvg PaceSegmentPaceTrendRank
5K
3.11 mi11:55:3325:278:1225:27
8:12
#18164
10K
6.21 mi12:20:0349:578:0324:30
7:54
#17344
15K
9.32 mi12:44:161:14:107:5824:13
7:48
#16736
20K
12.43 mi13:08:241:38:187:5524:08
7:47
#16091
HALF
13.11 mi13:13:421:43:367:555:18
7:47
#16049
25K
15.53 mi13:32:462:02:407:5419:04
7:52
#15742
30K
18.64 mi13:57:412:27:357:5624:55
8:02
#15337
20M
20.00 mi14:08:422:38:367:5611:01
8:07
#15164
21M
21.00 mi14:17:312:47:257:598:49
8:49
#15132
35K
21.75 mi14:23:342:53:287:596:03
8:06
#15124
23M
23.00 mi14:33:573:03:518:0010:23
8:18
#15077
24M
24.00 mi14:42:093:12:038:018:12
8:12
#15056
40K
24.85 mi14:49:113:19:058:017:02
8:14
#15005
25.2M
25.20 mi14:52:133:22:078:023:02
8:48
#14969
FINISH
26.22 mi15:00:193:30:138:028:06
7:57
#14980
Faster pace
Steady pace
Slower pace

Rankings

Your position at each checkpoint and how you ranked in each segment

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM45-49Seg. OverallSeg. MalesSeg. M45-49
5K3.11 mi3.11 mi18164114861148615290(Top 53%)10305(Top 63%)10305(Top 427%)
10K6.21 mi3.10 mi17344+82011141+34511141+34516323(Top 56%)10740(Top 66%)10740(Top 445%)
15K9.32 mi3.11 mi16736+60810898+24310898+24315290(Top 53%)10305(Top 63%)10305(Top 427%)
20K12.43 mi3.11 mi16091+64510616+28210616+28214262(Top 49%)9847(Top 60%)9847(Top 408%)
HALF13.11 mi0.68 mi16049+4210590+2610590+2615315(Top 53%)10334(Top 63%)10334(Top 428%)
25K15.53 mi2.42 mi15742+30710462+12810462+12814320(Top 49%)9791(Top 60%)9791(Top 406%)
30K18.64 mi3.11 mi15337+40510265+19710265+19713612(Top 47%)9381(Top 57%)9381(Top 389%)
20M20.00 mi1.36 mi15164+17310179+8610179+8613602(Top 47%)9271(Top 57%)9271(Top 384%)
21M21.00 mi1.00 mi15132+3210135+4410135+4415056(Top 52%)9838(Top 60%)9838(Top 408%)
35K21.75 mi0.75 mi15124+810123+1210123+1215023(Top 52%)9769(Top 60%)9769(Top 405%)
23M23.00 mi1.25 mi15077+4710070+5310070+5314422(Top 50%)9424(Top 58%)9424(Top 391%)
24M24.00 mi1.00 mi15056+2110047+2310047+2315063(Top 52%)9636(Top 59%)9636(Top 399%)
40K24.85 mi0.85 mi15005+5110015+3210015+3213939(Top 48%)9050(Top 55%)9050(Top 375%)
25.2M25.20 mi0.35 mi14969+369989+269989+2613463(Top 46%)8826(Top 54%)8826(Top 366%)
FINISH26.22 mi1.02 mi14980-119982+79982+714819(Top 51%)9425(Top 58%)9425(Top 391%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 53%
×21
+97ft-345ft

Overall

15290

Males

10305

M45-49

10305

5K→10K

3.1 - 6.2 mi

Top 56%
×5
+79ft-138ft

Overall

16323

Males

10740

M45-49

10740

10K→15K

6.2 - 9.3 mi

Top 53%
×3
+67ft-78ft

Overall

15290

Males

10305

M45-49

10305

15K→20K

9.3 - 12.4 mi

Top 49%
×5
+106ft-86ft

Overall

14262

Males

9847

M45-49

9847

20K→HALF

12.4 - 13.1 mi

Top 53%
×2
+19ft-37ft

Overall

15315

Males

10334

M45-49

10334

HALF→25K

13.1 - 15.5 mi

Top 49%
×4
+66ft-88ft

Overall

14320

Males

9791

M45-49

9791

25K→30K

15.5 - 18.6 mi

Top 47%
×9
+181ft-148ft

Overall

13612

Males

9381

M45-49

9381

30K→20M

18.6 - 20.0 mi

Top 47%
×5
+64ft-50ft

Overall

13602

Males

9271

M45-49

9271

20M→21M

20.0 - 21.0 mi

Top 52%
×8
+106ft-24ft

Overall

15056

Males

9838

M45-49

9838

21M→35K

21.0 - 21.8 mi

Top 52%
×7
+17ft-86ft

Overall

15023

Males

9769

M45-49

9769

35K→23M

21.8 - 23.0 mi

Top 50%
×5
+23ft-63ft

Overall

14422

Males

9424

M45-49

9424

23M→24M

23.0 - 24.0 mi

Top 52%
×6
+12ft-82ft

Overall

15063

Males

9636

M45-49

9636

24M→40K

24.0 - 24.9 mi

Top 48%
×1
+6ft-20ft

Overall

13939

Males

9050

M45-49

9050

40K→25.2M

24.9 - 25.2 mi

Top 46%
×1
+13ft-16ft

Overall

13463

Males

8826

M45-49

8826

25.2M→FINISH

25.2 - 26.2 mi

Top 51%
×2
+22ft-21ft

Overall

14819

Males

9425

M45-49

9425

Passing

Athletes you passed and who passed you throughout the race

Passing Analysis

Category:
Athletes Passed
3770*
Passed By
586
Net Change
+3184
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#18164
5K → 10K876*56+820#18164#17344
10K → 15K643*35+608#17344#16736
15K → 20K654*9+645#16736#16091
20K → HALF5917+42#16091#16049
HALF → 25K325*18+307#16049#15742
25K → 30K440*35+405#15742#15337
30K → 20M19421+173#15337#15164
20M → 21M11886+32#15164#15132
21M → 35K6052+8#15132#15124
35K → 23M12073+47#15124#15077
23M → 24M8463+21#15077#15056
24M → 40K8938+51#15056#15005
40K → 25.2M5216+36#15005#14969
25.2M → FINISH5667-11#14969#14980
TOTALS3770*586+3184

* Includes athletes who did not complete a segment (DNF/DNQ).

📊

Passing Analysis Visualizations

Explore your passing analysis through 5 different visualizations. Scroll to discover each one.

Time:
Category:

📈Position Graph

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🎨Heatmap Timeline

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🔄Passing Circle

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🌊Position Flow

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🏃Race Lanes

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