Public Race Data

Boston Athletic Association

Boston Athletic Association

Mika Timing

Mika Timing

Biniyam Kifelew

Bib: 8522MAge: N/A

GA

Boston Marathon logo
0:00
0:00
/ mi
Masters
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Overall
#0 / 29021
Top 39%
Gender (Male)
#0 / 16340
Masters (Masters Men)
#0 / 10617
Top 41%
Age Group (M40-44)
#0 / 2198
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
23:18
3.11 mi
Rank: #12754
Start5K
23:18 | 7:30/mi
10K
46:34
6.21 mi
Rank: #12781 (-27)
5K10K
23:16 | 7:30/mi
15K
1:08:59
9.32 mi
Rank: #11945 (+836)
10K15K
22:25 | 7:13/mi
20K
1:31:55
12.43 mi
Rank: #11691 (+254)
15K20K
22:56 | 7:23/mi
HALF
1:36:40
13.11 mi
Rank: #11513 (+178)
20KHALF
4:45 | 6:59/mi
25K
1:54:02
15.53 mi
Rank: #10996 (+517)
HALF25K
17:22 | 7:10/mi
30K
2:17:17
18.64 mi
Rank: #10651 (+345)
25K30K
23:15 | 7:30/mi
20M
2:27:39
20.00 mi
Rank: #10602 (+49)
30K20M
10:22 | 7:38/mi
21M
2:35:52
21.00 mi
Rank: #10619 (-17)
20M21M
8:13 | 8:13/mi
35K
2:41:41
21.75 mi
Rank: #10701 (-82)
21M35K
5:49 | 7:47/mi
23M
2:51:37
23.00 mi
Rank: #10740 (-39)
35K23M
9:56 | 7:57/mi
24M
2:59:35
24.00 mi
Rank: #10815 (-75)
23M24M
7:58 | 7:58/mi
40K
3:06:35
24.85 mi
Rank: #10919 (-104)
24M40K
7:00 | 8:12/mi
25.2M
3:09:45
25.20 mi
Rank: #10991 (-72)
40K25.2M
3:10 | 9:11/mi
FINISH
3:18:21
26.22 mi
Rank: #11287 (-296)
25.2MFINISH
8:36 | 8:27/mi

Splits & Pacing

Detailed breakdown of your race performance at each timing point

Half Splits

1st HalfFaster
via HALF
Distance13.11 mi
Time1:36:40
Pace7:23 /mi
2nd Half
Distance13.11 mi
Time1:41:41
Pace7:46 /mi
📊Positive Split: 5.2% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:38:3123:187:3023:18
7:30
-
10K
6.21 mi11:01:4746:347:3023:16
7:30
0:00
15K
9.32 mi11:24:121:08:597:2522:25
7:13
-0:17
20K
12.43 mi11:47:081:31:557:2422:56
7:23
+0:10
HALF
13.11 mi11:51:531:36:407:234:45
6:59
-0:24
25K
15.53 mi12:09:151:54:027:2117:22
7:10
+0:11
30K
18.64 mi12:32:302:17:177:2223:15
7:30
+0:20
20M
20.00 mi12:42:522:27:397:2310:22
7:38
+0:08
21M
21.00 mi12:51:052:35:527:268:13
8:13
+0:35
35K
21.75 mi12:56:542:41:417:275:49
7:47
-0:26
23M
23.00 mi13:06:502:51:377:289:56
7:57
+0:10
24M
24.00 mi13:14:482:59:357:297:58
7:58
+0:01
40K
24.85 mi13:21:483:06:357:317:00
8:12
+0:14
25.2M
25.20 mi13:24:583:09:457:323:10
9:11
+0:59
FINISH
26.22 mi13:33:343:18:217:358:36
8:27
-0:44

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

6:59 /mi

Average Pace

7:34 /mi

Slowest Pace

9:11 /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

44:32

22% of race

Time at Steady Pace

1:48:56

55% of race

Time at Slower Pace

44:53

23% of race

Average Pace: 7:34 /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 mi10:38:3123:187:3023:18
7:30
#12754
10K
6.21 mi11:01:4746:347:3023:16
7:30
#12781
15K
9.32 mi11:24:121:08:597:2522:25
7:13
#11945
20K
12.43 mi11:47:081:31:557:2422:56
7:23
#11691
HALF
13.11 mi11:51:531:36:407:234:45
6:59
#11513
25K
15.53 mi12:09:151:54:027:2117:22
7:10
#10996
30K
18.64 mi12:32:302:17:177:2223:15
7:30
#10651
20M
20.00 mi12:42:522:27:397:2310:22
7:38
#10602
21M
21.00 mi12:51:052:35:527:268:13
8:13
#10619
35K
21.75 mi12:56:542:41:417:275:49
7:47
#10701
23M
23.00 mi13:06:502:51:377:289:56
7:57
#10740
24M
24.00 mi13:14:482:59:357:297:58
7:58
#10815
40K
24.85 mi13:21:483:06:357:317:00
8:12
#10919
25.2M
25.20 mi13:24:583:09:457:323:10
9:11
#10991
FINISH
26.22 mi13:33:343:18:217:358:36
8:27
#11287
Faster pace
Steady pace
Slower pace

Rankings

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

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM40-44Seg. OverallSeg. MalesSeg. M40-44
5K3.11 mi3.11 mi127549356935610252(Top 35%)8138(Top 50%)8138(Top 370%)
10K6.21 mi3.10 mi12781-279347+99347+912819(Top 44%)9319(Top 57%)9319(Top 424%)
15K9.32 mi3.11 mi11945+8368971+3768971+37610252(Top 35%)8138(Top 50%)8138(Top 370%)
20K12.43 mi3.11 mi11691+2548815+1568815+15610943(Top 38%)8355(Top 51%)8355(Top 380%)
HALF13.11 mi0.68 mi11513+1788741+748741+748458(Top 29%)7157(Top 44%)7157(Top 326%)
25K15.53 mi2.42 mi10996+5178466+2758466+2758570(Top 30%)7069(Top 43%)7069(Top 322%)
30K18.64 mi3.11 mi10651+3458248+2188248+2189544(Top 33%)7452(Top 46%)7452(Top 339%)
20M20.00 mi1.36 mi10602+498198+508198+5010066(Top 35%)7616(Top 47%)7616(Top 346%)
21M21.00 mi1.00 mi10619-178187+118187+1111281(Top 39%)8112(Top 50%)8112(Top 369%)
35K21.75 mi0.75 mi10701-828198-118198-1112814(Top 44%)8783(Top 54%)8783(Top 400%)
23M23.00 mi1.25 mi10740-398193+58193+512007(Top 41%)8361(Top 51%)8361(Top 380%)
24M24.00 mi1.00 mi10815-758219-268219-2613473(Top 46%)8913(Top 55%)8913(Top 406%)
40K24.85 mi0.85 mi10919-1048236-178236-1713655(Top 47%)8906(Top 55%)8906(Top 405%)
25.2M25.20 mi0.35 mi10991-728267-318267-3115595(Top 54%)9766(Top 60%)9766(Top 444%)
FINISH26.22 mi1.02 mi11287-2968370-1038370-10317798(Top 61%)10783(Top 66%)10783(Top 491%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 35%
×21
+97ft-345ft

Overall

10252

Males

8138

M40-44

8138

5K→10K

3.1 - 6.2 mi

Top 44%
×5
+79ft-138ft

Overall

12819

Males

9319

M40-44

9319

10K→15K

6.2 - 9.3 mi

Top 35%
×3
+67ft-78ft

Overall

10252

Males

8138

M40-44

8138

15K→20K

9.3 - 12.4 mi

Top 38%
×5
+106ft-86ft

Overall

10943

Males

8355

M40-44

8355

20K→HALF

12.4 - 13.1 mi

Top 29%
×2
+19ft-37ft

Overall

8458

Males

7157

M40-44

7157

HALF→25K

13.1 - 15.5 mi

Top 30%
×4
+66ft-88ft

Overall

8570

Males

7069

M40-44

7069

25K→30K

15.5 - 18.6 mi

Top 33%
×9
+181ft-148ft

Overall

9544

Males

7452

M40-44

7452

30K→20M

18.6 - 20.0 mi

Top 35%
×5
+64ft-50ft

Overall

10066

Males

7616

M40-44

7616

20M→21M

20.0 - 21.0 mi

Top 39%
×8
+106ft-24ft

Overall

11281

Males

8112

M40-44

8112

21M→35K

21.0 - 21.8 mi

Top 44%
×7
+17ft-86ft

Overall

12814

Males

8783

M40-44

8783

35K→23M

21.8 - 23.0 mi

Top 41%
×5
+23ft-63ft

Overall

12007

Males

8361

M40-44

8361

23M→24M

23.0 - 24.0 mi

Top 46%
×6
+12ft-82ft

Overall

13473

Males

8913

M40-44

8913

24M→40K

24.0 - 24.9 mi

Top 47%
×1
+6ft-20ft

Overall

13655

Males

8906

M40-44

8906

40K→25.2M

24.9 - 25.2 mi

Top 54%
×1
+13ft-16ft

Overall

15595

Males

9766

M40-44

9766

25.2M→FINISH

25.2 - 26.2 mi

Top 61%
×2
+22ft-21ft

Overall

17798

Males

10783

M40-44

10783

Passing

Athletes you passed and who passed you throughout the race

Passing Analysis

Category:
Athletes Passed
2897*
Passed By
1284
Net Change
+1467
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#12754
5K10K200200-27#12754#12781
10K15K842*6+836#12781#11945
15K20K296*42+254#11945#11691
20KHALF1780+178#11691#11513
HALF25K519*2+517#11513#10996
25K30K380*35+345#10996#10651
30K20M11869+49#10651#10602
20M21M89106-17#10602#10619
21M35K45127-82#10619#10701
35K23M91130-39#10701#10740
23M24M56131-75#10740#10815
24M40K45149-104#10815#10919
40K25.2M1587-72#10919#10991
25.2MFINISH23200-296#10991#11287
TOTALS2897*1284+1467

* 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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