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Public Race Data

Boston Athletic Association

Boston Athletic Association

Mika Timing

Mika Timing
BOSTON MARATHON 2026

Mark Reznikov

Bib: 8420 •M •Age: N/A

Boston Marathon logo
0:00
0:00
/ mi
Masters
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Overall
#0 / 29021
Top 10%
Gender (Male)
#0 / 16340
Top 17%
Masters (Masters Men)
#0 / 10617
Top 5%
Age Group (M45-49)
#0 / 2413
Top 6%
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
20:27
3.11 mi
Rank: #4828
Start → 5K
20:27 | 6:35/mi
10K
40:41
6.21 mi
Rank: #4562 (+266)
5K → 10K
20:14 | 6:31/mi
15K
1:00:53
9.32 mi
Rank: #4428 (+134)
10K → 15K
20:12 | 6:31/mi
20K
1:21:24
12.43 mi
Rank: #4407 (+21)
15K → 20K
20:31 | 6:37/mi
HALF
1:25:47
13.11 mi
Rank: #4389 (+18)
20K → HALF
4:23 | 6:26/mi
25K
1:41:33
15.53 mi
Rank: #4207 (+182)
HALF → 25K
15:46 | 6:31/mi
30K
2:01:53
18.64 mi
Rank: #3878 (+329)
25K → 30K
20:20 | 6:33/mi
20M
2:10:41
20.00 mi
Rank: #3703 (+175)
30K → 20M
8:48 | 6:29/mi
21M
2:17:21
21.00 mi
Rank: #3552 (+151)
20M → 21M
6:40 | 6:40/mi
35K
2:22:00
21.75 mi
Rank: #3490 (+62)
21M → 35K
4:39 | 6:13/mi
23M
2:29:54
23.00 mi
Rank: #3330 (+160)
35K → 23M
7:54 | 6:19/mi
24M
2:36:00
24.00 mi
Rank: #3184 (+146)
23M → 24M
6:06 | 6:06/mi
40K
2:41:20
24.85 mi
Rank: #3075 (+109)
24M → 40K
5:20 | 6:15/mi
25.2M
2:43:40
25.20 mi
Rank: #3030 (+45)
40K → 25.2M
2:20 | 6:46/mi
FINISH
2:49:47
26.22 mi
Rank: #2933 (+97)
25.2M → FINISH
6:07 | 6:01/mi

Splits & Pacing

Detailed breakdown of your race performance at each timing point

Half Splits

1st Half
via HALF
Distance13.11 mi
Time1:25:47
Pace6:33 /mi
2nd Half✓ Faster
Distance13.11 mi
Time1:24:00
Pace6:25 /mi
📊Negative Split: 2.1% faster second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:35:3420:276:3520:27
6:35
-
10K
6.21 mi10:55:4840:416:3320:14
6:31
-0:04
15K
9.32 mi11:16:001:00:536:3220:12
6:31
0:00
20K
12.43 mi11:36:311:21:246:3420:31
6:37
+0:06
HALF
13.11 mi11:40:541:25:476:334:23
6:26
-0:11
25K
15.53 mi11:56:401:41:336:3315:46
6:31
+0:05
30K
18.64 mi12:17:002:01:536:3320:20
6:33
+0:02
20M
20.00 mi12:25:482:10:416:338:48
6:29
-0:04
21M
21.00 mi12:32:282:17:216:336:40
6:40
+0:11
35K
21.75 mi12:37:072:22:006:324:39
6:13
-0:27
23M
23.00 mi12:45:012:29:546:327:54
6:19
+0:06
24M
24.00 mi12:51:072:36:006:316:06
6:06
-0:13
40K
24.85 mi12:56:272:41:206:305:20
6:15
+0:09
25.2M
25.20 mi12:58:472:43:406:302:20
6:46
+0:31
FINISH
26.22 mi13:04:542:49:476:296:07
6:01
-0:45

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

6:01 /mi

Average Pace

6:29 /mi

Slowest Pace

6:46 /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

2:40:47

95% of race

Time at Steady Pace

9:00

5% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 6:29 /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 mi10:35:3420:276:3520:27
6:35
#4828
10K
6.21 mi10:55:4840:416:3320:14
6:31
#4562
15K
9.32 mi11:16:001:00:536:3220:12
6:31
#4428
20K
12.43 mi11:36:311:21:246:3420:31
6:37
#4407
HALF
13.11 mi11:40:541:25:476:334:23
6:26
#4389
25K
15.53 mi11:56:401:41:336:3315:46
6:31
#4207
30K
18.64 mi12:17:002:01:536:3320:20
6:33
#3878
20M
20.00 mi12:25:482:10:416:338:48
6:29
#3703
21M
21.00 mi12:32:282:17:216:336:40
6:40
#3552
35K
21.75 mi12:37:072:22:006:324:39
6:13
#3490
23M
23.00 mi12:45:012:29:546:327:54
6:19
#3330
24M
24.00 mi12:51:072:36:006:316:06
6:06
#3184
40K
24.85 mi12:56:272:41:206:305:20
6:15
#3075
25.2M
25.20 mi12:58:472:43:406:302:20
6:46
#3030
FINISH
26.22 mi13:04:542:49:476:296:07
6:01
#2933
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 mi4828451645164238(Top 15%)4004(Top 25%)4004(Top 166%)
10K6.21 mi3.10 mi4562+2664293+2234293+2234308(Top 15%)4072(Top 25%)4072(Top 169%)
15K9.32 mi3.11 mi4428+1344185+1084185+1084238(Top 15%)4004(Top 25%)4004(Top 166%)
20K12.43 mi3.11 mi4407+214160+254160+254439(Top 15%)4170(Top 26%)4170(Top 173%)
HALF13.11 mi0.68 mi4389+184140+204140+203864(Top 13%)3662(Top 22%)3662(Top 152%)
25K15.53 mi2.42 mi4207+1823974+1663974+1663447(Top 12%)3277(Top 20%)3277(Top 136%)
30K18.64 mi3.11 mi3878+3293675+2993675+2992812(Top 10%)2682(Top 16%)2682(Top 111%)
20M20.00 mi1.36 mi3703+1753518+1573518+1572344(Top 8%)2229(Top 14%)2229(Top 92%)
21M21.00 mi1.00 mi3552+1513380+1383380+1381909(Top 7%)1828(Top 11%)1828(Top 76%)
35K21.75 mi0.75 mi3490+623324+563324+562119(Top 7%)2014(Top 12%)2014(Top 83%)
23M23.00 mi1.25 mi3330+1603176+1483176+1481632(Top 6%)1557(Top 10%)1557(Top 65%)
24M24.00 mi1.00 mi3184+1463035+1413035+1411405(Top 5%)1338(Top 8%)1338(Top 55%)
40K24.85 mi0.85 mi3075+1092932+1032932+1031512(Top 5%)1429(Top 9%)1429(Top 59%)
25.2M25.20 mi0.35 mi3030+452890+422890+421758(Top 6%)1645(Top 10%)1645(Top 68%)
FINISH26.22 mi1.02 mi2933+972796+942796+941640(Top 6%)1539(Top 9%)1539(Top 64%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 15%
×21
+97ft-345ft

Overall

4238

Males

4004

M45-49

4004

5K→10K

3.1 - 6.2 mi

Top 15%
×5
+79ft-138ft

Overall

4308

Males

4072

M45-49

4072

10K→15K

6.2 - 9.3 mi

Top 15%
×3
+67ft-78ft

Overall

4238

Males

4004

M45-49

4004

15K→20K

9.3 - 12.4 mi

Top 15%
×5
+106ft-86ft

Overall

4439

Males

4170

M45-49

4170

20K→HALF

12.4 - 13.1 mi

Top 13%
×2
+19ft-37ft

Overall

3864

Males

3662

M45-49

3662

HALF→25K

13.1 - 15.5 mi

Top 12%
×4
+66ft-88ft

Overall

3447

Males

3277

M45-49

3277

25K→30K

15.5 - 18.6 mi

Top 10%
×9
+181ft-148ft

Overall

2812

Males

2682

M45-49

2682

30K→20M

18.6 - 20.0 mi

Top 8%
×5
+64ft-50ft

Overall

2344

Males

2229

M45-49

2229

20M→21M

20.0 - 21.0 mi

Top 7%
×8
+106ft-24ft

Overall

1909

Males

1828

M45-49

1828

21M→35K

21.0 - 21.8 mi

Top 7%
×7
+17ft-86ft

Overall

2119

Males

2014

M45-49

2014

35K→23M

21.8 - 23.0 mi

Top 6%
×5
+23ft-63ft

Overall

1632

Males

1557

M45-49

1557

23M→24M

23.0 - 24.0 mi

Top 5%
×6
+12ft-82ft

Overall

1405

Males

1338

M45-49

1338

24M→40K

24.0 - 24.9 mi

Top 5%
×1
+6ft-20ft

Overall

1512

Males

1429

M45-49

1429

40K→25.2M

24.9 - 25.2 mi

Top 6%
×1
+13ft-16ft

Overall

1758

Males

1645

M45-49

1645

25.2M→FINISH

25.2 - 26.2 mi

Top 6%
×2
+22ft-21ft

Overall

1640

Males

1539

M45-49

1539

Passing

Athletes you passed and who passed you throughout the race

Passing Analysis

Category:
Athletes Passed
2133*
Passed By
238
Net Change
+1895
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#4828
5K → 10K319*53+266#4828#4562
10K → 15K19157+134#4562#4428
15K → 20K10584+21#4428#4407
20K → HALF3113+18#4407#4389
HALF → 25K1908+182#4389#4207
25K → 30K335*6+329#4207#3878
30K → 20M1783+175#3878#3703
20M → 21M1521+151#3703#3552
21M → 35K664+62#3552#3490
35K → 23M1622+160#3490#3330
23M → 24M1471+146#3330#3184
24M → 40K1090+109#3184#3075
40K → 25.2M483+45#3075#3030
25.2M → FINISH1003+97#3030#2933
TOTALS2133*238+1895

* 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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