Public Race Data

Boston Athletic Association

Boston Athletic Association

Mika Timing

Mika Timing

Sam Sloan

Bib: 2115MAge: N/A

CA

Boston Marathon logo
0:00
0:00
/ mi
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Overall
#0 / 29021
Gender (Male)
#0 / 16340
Age Group (M18-39)
#0 / 5723
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
21:29
3.11 mi
Rank: #7875
Start5K
21:29 | 6:55/mi
10K
43:57
6.21 mi
Rank: #9141 (-1266)
5K10K
22:28 | 7:14/mi
15K
1:06:32
9.32 mi
Rank: #9585 (-444)
10K15K
22:35 | 7:17/mi
20K
1:29:51
12.43 mi
Rank: #10162 (-577)
15K20K
23:19 | 7:31/mi
HALF
1:34:49
13.11 mi
Rank: #10199 (-37)
20KHALF
4:58 | 7:18/mi
25K
2:01:37
15.53 mi
Rank: #15161 (-4962)
HALF25K
26:48 | 11:04/mi
30K
2:38:25
18.64 mi
Rank: #19186 (-4025)
25K30K
36:48 | 11:51/mi
20M
2:55:43
20.00 mi
Rank: #20562 (-1376)
30K20M
17:18 | 12:45/mi
21M
3:08:29
21.00 mi
Rank: #21167 (-605)
20M21M
12:46 | 12:46/mi
35K
3:18:36
21.75 mi
Rank: #21781 (-614)
21M35K
10:07 | 13:32/mi
23M
3:34:07
23.00 mi
Rank: #22348 (-567)
35K23M
15:31 | 12:24/mi
24M
3:47:59
24.00 mi
Rank: #22880 (-532)
23M24M
13:52 | 13:52/mi
40K
4:01:05
24.85 mi
Rank: #23365 (-485)
24M40K
13:06 | 15:20/mi
25.2M
4:05:41
25.20 mi
Rank: #23437 (-72)
40K25.2M
4:36 | 13:21/mi
FINISH
4:17:19
26.22 mi
Rank: #23606 (-169)
25.2MFINISH
11:38 | 11:25/mi

Splits & Pacing

Detailed breakdown of your race performance at each timing point

Half Splits

1st HalfFaster
via HALF
Distance13.11 mi
Time1:34:49
Pace7:14 /mi
2nd Half
Distance13.11 mi
Time2:42:30
Pace12:24 /mi
📊Positive Split: 71.4% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:22:1221:296:5521:29
6:55
-
10K
6.21 mi10:44:4043:577:0522:28
7:14
+0:19
15K
9.32 mi11:07:151:06:327:0922:35
7:17
+0:03
20K
12.43 mi11:30:341:29:517:1423:19
7:31
+0:14
HALF
13.11 mi11:35:321:34:497:144:58
7:18
-0:13
25K
15.53 mi12:02:202:01:377:5026:48
11:04
+3:46
30K
18.64 mi12:39:082:38:258:3036:48
11:51
+0:47
20M
20.00 mi12:56:262:55:438:4817:18
12:45
+0:54
21M
21.00 mi13:09:123:08:298:5912:46
12:46
+0:01
35K
21.75 mi13:19:193:18:369:0810:07
13:32
+0:46
23M
23.00 mi13:34:503:34:079:1915:31
12:24
-1:08
24M
24.00 mi13:48:423:47:599:3013:52
13:52
+1:28
40K
24.85 mi14:01:484:01:059:4213:06
15:20
+1:28
25.2M
25.20 mi14:06:244:05:419:454:36
13:21
-1:59
FINISH
26.22 mi14:18:024:17:199:5011:38
11:25
-1:56

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

6:55 /mi

Average Pace

9:49 /mi

Slowest Pace

15:20 /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

1:34:49

37% of race

Time at Steady Pace

2:00:49

47% of race

Time at Slower Pace

41:41

16% of race

Average Pace: 9:49 /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 mi10:22:1221:296:5521:29
6:55
#7875
10K
6.21 mi10:44:4043:577:0522:28
7:14
#9141
15K
9.32 mi11:07:151:06:327:0922:35
7:17
#9585
20K
12.43 mi11:30:341:29:517:1423:19
7:31
#10162
HALF
13.11 mi11:35:321:34:497:144:58
7:18
#10199
25K
15.53 mi12:02:202:01:377:5026:48
11:04
#15161
30K
18.64 mi12:39:082:38:258:3036:48
11:51
#19186
20M
20.00 mi12:56:262:55:438:4817:18
12:45
#20562
21M
21.00 mi13:09:123:08:298:5912:46
12:46
#21167
35K
21.75 mi13:19:193:18:369:0810:07
13:32
#21781
23M
23.00 mi13:34:503:34:079:1915:31
12:24
#22348
24M
24.00 mi13:48:423:47:599:3013:52
13:52
#22880
40K
24.85 mi14:01:484:01:059:4213:06
15:20
#23365
25.2M
25.20 mi14:06:244:05:419:454:36
13:21
#23437
FINISH
26.22 mi14:18:024:17:199:5011:38
11:25
#23606
Faster pace
Steady pace
Slower pace

Rankings

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

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM18-39Seg. OverallSeg. MalesSeg. M18-39
5K3.11 mi3.11 mi78756822682210755(Top 37%)8383(Top 51%)8383(Top 146%)
10K6.21 mi3.10 mi9141-12667622-8007622-80010544(Top 36%)8334(Top 51%)8334(Top 146%)
15K9.32 mi3.11 mi9585-4447853-2317853-23110755(Top 37%)8383(Top 51%)8383(Top 146%)
20K12.43 mi3.11 mi10162-5778097-2448097-24412021(Top 41%)8858(Top 54%)8858(Top 155%)
HALF13.11 mi0.68 mi10199-378109-128109-1211077(Top 38%)8549(Top 52%)8549(Top 149%)
25K15.53 mi2.42 mi15161-496210242-213310242-213326400(Top 91%)15258(Top 93%)15258(Top 267%)
30K18.64 mi3.11 mi19186-402511892-165011892-165026590(Top 92%)15260(Top 93%)15260(Top 267%)
20M20.00 mi1.36 mi20562-137612516-62412516-62427182(Top 94%)15485(Top 95%)15485(Top 271%)
21M21.00 mi1.00 mi21167-60512796-28012796-28026087(Top 90%)14925(Top 91%)14925(Top 261%)
35K21.75 mi0.75 mi21781-61413084-28813084-28828047(Top 97%)15821(Top 97%)15821(Top 276%)
23M23.00 mi1.25 mi22348-56713340-25613340-25626648(Top 92%)15149(Top 93%)15149(Top 265%)
24M24.00 mi1.00 mi22880-53213571-23113571-23128262(Top 97%)15913(Top 97%)15913(Top 278%)
40K24.85 mi0.85 mi23365-48513810-23913810-23928585(Top 98%)16078(Top 98%)16078(Top 281%)
25.2M25.20 mi0.35 mi23437-7213845-3513845-3526463(Top 91%)15018(Top 92%)15018(Top 262%)
FINISH26.22 mi1.02 mi23606-16913911-6613911-6626771(Top 92%)15139(Top 93%)15139(Top 265%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 37%
×21
+97ft-345ft

Overall

10755

Males

8383

M18-39

8383

5K→10K

3.1 - 6.2 mi

Top 36%
×5
+79ft-138ft

Overall

10544

Males

8334

M18-39

8334

10K→15K

6.2 - 9.3 mi

Top 37%
×3
+67ft-78ft

Overall

10755

Males

8383

M18-39

8383

15K→20K

9.3 - 12.4 mi

Top 41%
×5
+106ft-86ft

Overall

12021

Males

8858

M18-39

8858

20K→HALF

12.4 - 13.1 mi

Top 38%
×2
+19ft-37ft

Overall

11077

Males

8549

M18-39

8549

HALF→25K

13.1 - 15.5 mi

Top 91%
×4
+66ft-88ft

Overall

26400

Males

15258

M18-39

15258

25K→30K

15.5 - 18.6 mi

Top 92%
×9
+181ft-148ft

Overall

26590

Males

15260

M18-39

15260

30K→20M

18.6 - 20.0 mi

Top 94%
×5
+64ft-50ft

Overall

27182

Males

15485

M18-39

15485

20M→21M

20.0 - 21.0 mi

Top 90%
×8
+106ft-24ft

Overall

26087

Males

14925

M18-39

14925

21M→35K

21.0 - 21.8 mi

Top 97%
×7
+17ft-86ft

Overall

28047

Males

15821

M18-39

15821

35K→23M

21.8 - 23.0 mi

Top 92%
×5
+23ft-63ft

Overall

26648

Males

15149

M18-39

15149

23M→24M

23.0 - 24.0 mi

Top 97%
×6
+12ft-82ft

Overall

28262

Males

15913

M18-39

15913

24M→40K

24.0 - 24.9 mi

Top 98%
×1
+6ft-20ft

Overall

28585

Males

16078

M18-39

16078

40K→25.2M

24.9 - 25.2 mi

Top 91%
×1
+13ft-16ft

Overall

26463

Males

15018

M18-39

15018

25.2M→FINISH

25.2 - 26.2 mi

Top 92%
×2
+22ft-21ft

Overall

26771

Males

15139

M18-39

15139

Passing

Athletes you passed and who passed you throughout the race

Passing Analysis

Category:
Athletes Passed
191
Passed By
2515
Net Change
-15731
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#7875
5K10K21200-1266#7875#9141
10K15K41200-444#9141#9585
15K20K49200-577#9585#10162
20KHALF1754-37#10162#10199
HALF25K1200-4962#10199#15161
25K30K7200-4025#15161#19186
30K20M6200-1376#19186#20562
20M21M10200-605#20562#21167
21M35K3200-614#21167#21781
35K23M10200-567#21781#22348
23M24M3200-532#22348#22880
24M40K3200-485#22880#23365
40K25.2M678-72#23365#23437
25.2MFINISH14183-169#23437#23606
TOTALS1912515-15731
📊

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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Qualifying & Age Grade

See how your performance stacks up against qualifying standards

OTQ

Olympic Trials Qualifying analysis available

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