Public Race Data

Boston Athletic Association

Boston Athletic Association

Mika Timing

Mika Timing

Kiat Tan

Bib: 8531MAge: N/A

Boston Marathon logo
0:00
0:00
/ mi
Masters
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Overall
#0 / 29021
Top 45%
Gender (Male)
#0 / 16340
Masters (Masters Men)
#0 / 10617
Top 47%
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
23:30
3.11 mi
Rank: #13298
Start5K
23:30 | 7:34/mi
10K
47:00
6.21 mi
Rank: #13385 (-87)
5K10K
23:30 | 7:34/mi
15K
1:10:32
9.32 mi
Rank: #13364 (+21)
10K15K
23:32 | 7:35/mi
20K
1:34:12
12.43 mi
Rank: #13275 (+89)
15K20K
23:40 | 7:38/mi
HALF
1:39:22
13.11 mi
Rank: #13294 (-19)
20KHALF
5:10 | 7:35/mi
25K
1:57:59
15.53 mi
Rank: #13203 (+91)
HALF25K
18:37 | 7:41/mi
30K
2:22:18
18.64 mi
Rank: #12991 (+212)
25K30K
24:19 | 7:50/mi
20M
2:33:07
20.00 mi
Rank: #12922 (+69)
30K20M
10:49 | 7:58/mi
21M
2:41:43
21.00 mi
Rank: #12956 (-34)
20M21M
8:36 | 8:36/mi
35K
2:47:41
21.75 mi
Rank: #13007 (-51)
21M35K
5:58 | 7:59/mi
23M
2:58:11
23.00 mi
Rank: #13108 (-101)
35K23M
10:30 | 8:24/mi
24M
3:06:14
24.00 mi
Rank: #13135 (-27)
23M24M
8:03 | 8:03/mi
40K
3:13:06
24.85 mi
Rank: #13093 (+42)
24M40K
6:52 | 8:02/mi
25.2M
3:16:07
25.20 mi
Rank: #13081 (+12)
40K25.2M
3:01 | 8:45/mi
FINISH
3:24:00
26.22 mi
Rank: #13068 (+13)
25.2MFINISH
7:53 | 7:45/mi

Splits & Pacing

Detailed breakdown of your race performance at each timing point

Half Splits

1st HalfFaster
via HALF
Distance13.11 mi
Time1:39:22
Pace7:35 /mi
2nd Half
Distance13.11 mi
Time1:44:38
Pace7:59 /mi
📊Positive Split: 5.3% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:38:3923:307:3423:30
7:34
-
10K
6.21 mi11:02:0947:007:3423:30
7:34
0:00
15K
9.32 mi11:25:411:10:327:3523:32
7:35
+0:01
20K
12.43 mi11:49:211:34:127:3523:40
7:38
+0:03
HALF
13.11 mi11:54:311:39:227:355:10
7:35
-0:03
25K
15.53 mi12:13:081:57:597:3618:37
7:41
+0:06
30K
18.64 mi12:37:272:22:187:3924:19
7:50
+0:09
20M
20.00 mi12:48:162:33:077:4010:49
7:58
+0:08
21M
21.00 mi12:56:522:41:437:438:36
8:36
+0:38
35K
21.75 mi13:02:502:47:417:435:58
7:59
-0:37
23M
23.00 mi13:13:202:58:117:4510:30
8:24
+0:25
24M
24.00 mi13:21:233:06:147:468:03
8:03
-0:21
40K
24.85 mi13:28:153:13:067:476:52
8:02
-0:01
25.2M
25.20 mi13:31:163:16:077:473:01
8:45
+0:43
FINISH
26.22 mi13:39:093:24:007:487:53
7:45
-1:00

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

7:34 /mi

Average Pace

7:47 /mi

Slowest Pace

8:45 /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

3:01:53

89% of race

Time at Steady Pace

22:07

11% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 7:47 /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 mi10:38:3923:307:3423:30
7:34
#13298
10K
6.21 mi11:02:0947:007:3423:30
7:34
#13385
15K
9.32 mi11:25:411:10:327:3523:32
7:35
#13364
20K
12.43 mi11:49:211:34:127:3523:40
7:38
#13275
HALF
13.11 mi11:54:311:39:227:355:10
7:35
#13294
25K
15.53 mi12:13:081:57:597:3618:37
7:41
#13203
30K
18.64 mi12:37:272:22:187:3924:19
7:50
#12991
20M
20.00 mi12:48:162:33:077:4010:49
7:58
#12922
21M
21.00 mi12:56:522:41:437:438:36
8:36
#12956
35K
21.75 mi13:02:502:47:417:435:58
7:59
#13007
23M
23.00 mi13:13:202:58:117:4510:30
8:24
#13108
24M
24.00 mi13:21:233:06:147:468:03
8:03
#13135
40K
24.85 mi13:28:153:13:067:476:52
8:02
#13093
25.2M
25.20 mi13:31:163:16:077:473:01
8:45
#13081
FINISH
26.22 mi13:39:093:24:007:487:53
7:45
#13068
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 mi132989582958213443(Top 46%)9552(Top 58%)9552(Top 396%)
10K6.21 mi3.10 mi13385-879596-149596-1413497(Top 47%)9617(Top 59%)9617(Top 399%)
15K9.32 mi3.11 mi13364+219552+449552+4413443(Top 46%)9552(Top 58%)9552(Top 396%)
20K12.43 mi3.11 mi13275+899492+609492+6012978(Top 45%)9272(Top 57%)9272(Top 384%)
HALF13.11 mi0.68 mi13294-199501-99501-913583(Top 47%)9616(Top 59%)9616(Top 399%)
25K15.53 mi2.42 mi13203+919443+589443+5812842(Top 44%)9155(Top 56%)9155(Top 379%)
30K18.64 mi3.11 mi12991+2129300+1439300+14312177(Top 42%)8734(Top 53%)8734(Top 362%)
20M20.00 mi1.36 mi12922+699235+659235+6512554(Top 43%)8813(Top 54%)8813(Top 365%)
21M21.00 mi1.00 mi12956-349226+99226+913727(Top 47%)9237(Top 57%)9237(Top 383%)
35K21.75 mi0.75 mi13007-519243-179243-1714266(Top 49%)9432(Top 58%)9432(Top 391%)
23M23.00 mi1.25 mi13108-1019269-269269-2614994(Top 52%)9672(Top 59%)9672(Top 401%)
24M24.00 mi1.00 mi13135-279264+59264+514082(Top 49%)9179(Top 56%)9179(Top 380%)
40K24.85 mi0.85 mi13093+429228+369228+3612685(Top 44%)8482(Top 52%)8482(Top 352%)
25.2M25.20 mi0.35 mi13081+129212+169212+1613146(Top 45%)8654(Top 53%)8654(Top 359%)
FINISH26.22 mi1.02 mi13068+139169+439169+4313245(Top 46%)8672(Top 53%)8672(Top 359%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 46%
×21
+97ft-345ft

Overall

13443

Males

9552

M45-49

9552

5K→10K

3.1 - 6.2 mi

Top 47%
×5
+79ft-138ft

Overall

13497

Males

9617

M45-49

9617

10K→15K

6.2 - 9.3 mi

Top 46%
×3
+67ft-78ft

Overall

13443

Males

9552

M45-49

9552

15K→20K

9.3 - 12.4 mi

Top 45%
×5
+106ft-86ft

Overall

12978

Males

9272

M45-49

9272

20K→HALF

12.4 - 13.1 mi

Top 47%
×2
+19ft-37ft

Overall

13583

Males

9616

M45-49

9616

HALF→25K

13.1 - 15.5 mi

Top 44%
×4
+66ft-88ft

Overall

12842

Males

9155

M45-49

9155

25K→30K

15.5 - 18.6 mi

Top 42%
×9
+181ft-148ft

Overall

12177

Males

8734

M45-49

8734

30K→20M

18.6 - 20.0 mi

Top 43%
×5
+64ft-50ft

Overall

12554

Males

8813

M45-49

8813

20M→21M

20.0 - 21.0 mi

Top 47%
×8
+106ft-24ft

Overall

13727

Males

9237

M45-49

9237

21M→35K

21.0 - 21.8 mi

Top 49%
×7
+17ft-86ft

Overall

14266

Males

9432

M45-49

9432

35K→23M

21.8 - 23.0 mi

Top 52%
×5
+23ft-63ft

Overall

14994

Males

9672

M45-49

9672

23M→24M

23.0 - 24.0 mi

Top 49%
×6
+12ft-82ft

Overall

14082

Males

9179

M45-49

9179

24M→40K

24.0 - 24.9 mi

Top 44%
×1
+6ft-20ft

Overall

12685

Males

8482

M45-49

8482

40K→25.2M

24.9 - 25.2 mi

Top 45%
×1
+13ft-16ft

Overall

13146

Males

8654

M45-49

8654

25.2M→FINISH

25.2 - 26.2 mi

Top 46%
×2
+22ft-21ft

Overall

13245

Males

8672

M45-49

8672

Passing

Athletes you passed and who passed you throughout the race

Passing Analysis

Category:
Athletes Passed
1654*
Passed By
1337
Net Change
+230
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#13298
5K10K200200-87#13298#13385
10K15K216*195+21#13385#13364
15K20K206*117+89#13364#13275
20KHALF2039-19#13275#13294
HALF25K16069+91#13294#13203
25K30K292*80+212#13203#12991
30K20M12758+69#12991#12922
20M21M78112-34#12922#12956
21M35K3889-51#12956#13007
35K23M56157-101#13007#13108
23M24M6390-27#13108#13135
24M40K8038+42#13135#13093
40K25.2M3725+12#13093#13081
25.2MFINISH8168+13#13081#13068
TOTALS1654*1337+230

* 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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