Public Race Data

Boston Athletic Association

Boston Athletic Association

Mika Timing

Mika Timing

Nicolas Guerschanik

Bib: 3535 β€’M β€’Age: N/A

FL

Boston Marathon logo
0:00
0:00
/ mi
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Overall
#0 / 29021
Top 9%
Gender (Male)
#0 / 16340
Top 16%
Age Group (M18-39)
#0 / 5723
Top 37%
Race Day Weather
51Β°/41Β°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
19:06
3.11 mi
Rank: #1828
Start β†’ 5K
19:06 | 6:09/mi
10K
38:18
6.21 mi
Rank: #2019 (-191)
5K β†’ 10K
19:12 | 6:11/mi
15K
57:41
9.32 mi
Rank: #2152 (-133)
10K β†’ 15K
19:23 | 6:15/mi
20K
1:17:14
12.43 mi
Rank: #2215 (-63)
15K β†’ 20K
19:33 | 6:18/mi
HALF
1:21:29
13.11 mi
Rank: #2230 (-15)
20K β†’ HALF
4:15 | 6:15/mi
25K
1:36:54
15.53 mi
Rank: #2263 (-33)
HALF β†’ 25K
15:25 | 6:22/mi
30K
1:57:13
18.64 mi
Rank: #2332 (-69)
25K β†’ 30K
20:19 | 6:33/mi
20M
2:06:11
20.00 mi
Rank: #2362 (-30)
30K β†’ 20M
8:58 | 6:37/mi
21M
2:13:13
21.00 mi
Rank: #2416 (-54)
20M β†’ 21M
7:02 | 7:02/mi
35K
2:18:03
21.75 mi
Rank: #2426 (-10)
21M β†’ 35K
4:50 | 6:28/mi
23M
2:26:24
23.00 mi
Rank: #2448 (-22)
35K β†’ 23M
8:21 | 6:41/mi
24M
2:33:07
24.00 mi
Rank: #2497 (-49)
23M β†’ 24M
6:43 | 6:43/mi
40K
2:39:14
24.85 mi
Rank: #2585 (-88)
24M β†’ 40K
6:07 | 7:10/mi
25.2M
2:41:53
25.20 mi
Rank: #2622 (-37)
40K β†’ 25.2M
2:39 | 7:42/mi
FINISH
2:48:50
26.22 mi
Rank: #2733 (-111)
25.2M β†’ FINISH
6:57 | 6:50/mi

Splits & Pacing

Detailed breakdown of your race performance at each timing point

Half Splits

1st HalfFaster
via HALF
Distance13.11 mi
Time1:21:29
Pace6:13 /mi
2nd Half
Distance13.11 mi
Time1:27:21
Pace6:40 /mi
πŸ“ŠPositive Split: 7.2% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:20:1119:066:0919:06
6:09
-
10K
6.21 mi10:39:2338:186:1019:12
6:11
+0:02
15K
9.32 mi10:58:4657:416:1219:23
6:15
+0:04
20K
12.43 mi11:18:191:17:146:1319:33
6:18
+0:03
HALF
13.11 mi11:22:341:21:296:134:15
6:15
-0:03
25K
15.53 mi11:37:591:36:546:1515:25
6:22
+0:07
30K
18.64 mi11:58:181:57:136:1820:19
6:33
+0:11
20M
20.00 mi12:07:162:06:116:198:58
6:37
+0:04
21M
21.00 mi12:14:182:13:136:217:02
7:02
+0:25
35K
21.75 mi12:19:082:18:036:214:50
6:28
-0:34
23M
23.00 mi12:27:292:26:246:228:21
6:41
+0:13
24M
24.00 mi12:34:122:33:076:236:43
6:43
+0:02
40K
24.85 mi12:40:192:39:146:256:07
7:10
+0:27
25.2M
25.20 mi12:42:582:41:536:262:39
7:42
+0:32
FINISH
26.22 mi12:49:552:48:506:276:57
6:50
-0:52

Checkpoint Splits Visualizations

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

πŸ“ˆPace 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

6:09 /mi

Average Pace

6:27 /mi

Slowest Pace

7:42 /mi

Loading chart...
Fastest
Middle
Slowest
Average

πŸ“ŠSegments

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

1:21:29

48% of race

Time at Steady Pace

1:04:36

38% of race

Time at Slower Pace

22:45

13% of race

Average Pace: 6:26 /mi

Loading chart...
Faster pace (< avg)
Steady pace (β‰ˆ 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 mi10:20:1119:066:0919:06
6:09
#1828
10K
6.21 mi10:39:2338:186:1019:12
6:11
#2019
15K
9.32 mi10:58:4657:416:1219:23
6:15
#2152
20K
12.43 mi11:18:191:17:146:1319:33
6:18
#2215
HALF
13.11 mi11:22:341:21:296:134:15
6:15
#2230
25K
15.53 mi11:37:591:36:546:1515:25
6:22
#2263
30K
18.64 mi11:58:181:57:136:1820:19
6:33
#2332
20M
20.00 mi12:07:162:06:116:198:58
6:37
#2362
21M
21.00 mi12:14:182:13:136:217:02
7:02
#2416
35K
21.75 mi12:19:082:18:036:214:50
6:28
#2426
23M
23.00 mi12:27:292:26:246:228:21
6:41
#2448
24M
24.00 mi12:34:122:33:076:236:43
6:43
#2497
40K
24.85 mi12:40:192:39:146:256:07
7:10
#2585
25.2M
25.20 mi12:42:582:41:536:262:39
7:42
#2622
FINISH
26.22 mi12:49:552:48:506:276:57
6:50
#2733
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 mi1828176117612506(Top 9%)2412(Top 15%)2412(Top 42%)
10K6.21 mi3.10 mi2019-1911948-1871948-1872175(Top 7%)2096(Top 13%)2096(Top 37%)
15K9.32 mi3.11 mi2152-1332076-1282076-1282506(Top 9%)2412(Top 15%)2412(Top 42%)
20K12.43 mi3.11 mi2215-632137-612137-612511(Top 9%)2418(Top 15%)2418(Top 42%)
HALF13.11 mi0.68 mi2230-152152-152152-152676(Top 9%)2580(Top 16%)2580(Top 45%)
25K15.53 mi2.42 mi2263-332185-332185-332656(Top 9%)2550(Top 16%)2550(Top 45%)
30K18.64 mi3.11 mi2332-692249-642249-642794(Top 10%)2668(Top 16%)2668(Top 47%)
20M20.00 mi1.36 mi2362-302274-252274-252925(Top 10%)2753(Top 17%)2753(Top 48%)
21M21.00 mi1.00 mi2416-542322-482322-483619(Top 12%)3306(Top 20%)3306(Top 58%)
35K21.75 mi0.75 mi2426-102331-92331-93311(Top 11%)3071(Top 19%)3071(Top 54%)
23M23.00 mi1.25 mi2448-222351-202351-203299(Top 11%)3022(Top 18%)3022(Top 53%)
24M24.00 mi1.00 mi2497-492399-482399-484517(Top 16%)3959(Top 24%)3959(Top 69%)
40K24.85 mi0.85 mi2585-882482-832482-836397(Top 22%)5226(Top 32%)5226(Top 91%)
25.2M25.20 mi0.35 mi2622-372516-342516-346221(Top 21%)5024(Top 31%)5024(Top 88%)
FINISH26.22 mi1.02 mi2733-1112615-992615-996225(Top 21%)5002(Top 31%)5002(Top 87%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 9%
Γ—21
+97ft-345ft

Overall

2506

Males

2412

M18-39

2412

5K→10K

3.1 - 6.2 mi

Top 7%
Γ—5
+79ft-138ft

Overall

2175

Males

2096

M18-39

2096

10K→15K

6.2 - 9.3 mi

Top 9%
Γ—3
+67ft-78ft

Overall

2506

Males

2412

M18-39

2412

15K→20K

9.3 - 12.4 mi

Top 9%
Γ—5
+106ft-86ft

Overall

2511

Males

2418

M18-39

2418

20K→HALF

12.4 - 13.1 mi

Top 9%
Γ—2
+19ft-37ft

Overall

2676

Males

2580

M18-39

2580

HALF→25K

13.1 - 15.5 mi

Top 9%
Γ—4
+66ft-88ft

Overall

2656

Males

2550

M18-39

2550

25K→30K

15.5 - 18.6 mi

Top 10%
Γ—9
+181ft-148ft

Overall

2794

Males

2668

M18-39

2668

30K→20M

18.6 - 20.0 mi

Top 10%
Γ—5
+64ft-50ft

Overall

2925

Males

2753

M18-39

2753

20M→21M

20.0 - 21.0 mi

Top 12%
Γ—8
+106ft-24ft

Overall

3619

Males

3306

M18-39

3306

21M→35K

21.0 - 21.8 mi

Top 11%
Γ—7
+17ft-86ft

Overall

3311

Males

3071

M18-39

3071

35K→23M

21.8 - 23.0 mi

Top 11%
Γ—5
+23ft-63ft

Overall

3299

Males

3022

M18-39

3022

23M→24M

23.0 - 24.0 mi

Top 16%
Γ—6
+12ft-82ft

Overall

4517

Males

3959

M18-39

3959

24M→40K

24.0 - 24.9 mi

Top 22%
Γ—1
+6ft-20ft

Overall

6397

Males

5226

M18-39

5226

40K→25.2M

24.9 - 25.2 mi

Top 21%
Γ—1
+13ft-16ft

Overall

6221

Males

5024

M18-39

5024

25.2M→FINISH

25.2 - 26.2 mi

Top 21%
Γ—2
+22ft-21ft

Overall

6225

Males

5002

M18-39

5002

Passing

Athletes you passed and who passed you throughout the race

Passing Analysis

Category:
Athletes Passed
366
Passed By
1242
Net Change
-905
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start β†’ 5K----#1828
5K β†’ 10K38200-191#1828#2019
10K β†’ 15K25158-133#2019#2152
15K β†’ 20K2689-63#2152#2215
20K β†’ HALF621-15#2215#2230
HALF β†’ 25K3366-33#2230#2263
25K β†’ 30K48117-69#2263#2332
30K β†’ 20M3161-30#2332#2362
20M β†’ 21M2579-54#2362#2416
21M β†’ 35K2636-10#2416#2426
35K β†’ 23M4466-22#2426#2448
23M β†’ 24M2473-49#2448#2497
24M β†’ 40K22110-88#2497#2585
40K β†’ 25.2M643-37#2585#2622
25.2M β†’ FINISH12123-111#2622#2733
TOTALS3661242-905
πŸ“Š

Passing Analysis Visualizations

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

Time:
Category:

πŸ“ˆPosition Graph

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🎨Heatmap Timeline

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πŸ”„Passing Circle

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🌊Position Flow

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πŸƒRace Lanes

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