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Public Race Data

Boston Athletic Association

Boston Athletic Association

Mika Timing

Mika Timing
BOSTON MARATHON 2026

Tj Rainsford

Bib: 28941 •M •Age: N/A

MD

Boston Marathon logo
0:00
0:00
/ mi
Masters
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Overall
#0 / 29021
Gender (Male)
#0 / 16340
Masters (Masters Men)
#0 / 10617
Age Group (M50-54)
#0 / 1868
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
29:46
3.11 mi
Rank: #24723
Start → 5K
29:46 | 9:35/mi
10K
57:02
6.21 mi
Rank: #23471 (+1252)
5K → 10K
27:16 | 8:47/mi
15K
1:24:00
9.32 mi
Rank: #22772 (+699)
10K → 15K
26:58 | 8:41/mi
20K
1:50:55
12.43 mi
Rank: #22142 (+630)
15K → 20K
26:55 | 8:40/mi
HALF
1:56:48
13.11 mi
Rank: #22086 (+56)
20K → HALF
5:53 | 8:38/mi
25K
2:18:16
15.53 mi
Rank: #21792 (+294)
HALF → 25K
21:28 | 8:52/mi
30K
2:46:36
18.64 mi
Rank: #21473 (+319)
25K → 30K
28:20 | 9:08/mi
20M
2:59:07
20.00 mi
Rank: #21349 (+124)
30K → 20M
12:31 | 9:13/mi
21M
3:08:34
21.00 mi
Rank: #21181 (+168)
20M → 21M
9:27 | 9:27/mi
35K
3:15:18
21.75 mi
Rank: #21146 (+35)
21M → 35K
6:44 | 9:01/mi
23M
3:26:49
23.00 mi
Rank: #21044 (+102)
35K → 23M
11:31 | 9:13/mi
24M
3:35:51
24.00 mi
Rank: #20984 (+60)
23M → 24M
9:02 | 9:02/mi
40K
3:43:32
24.85 mi
Rank: #20893 (+91)
24M → 40K
7:41 | 9:00/mi
25.2M
3:47:05
25.20 mi
Rank: #20883 (+10)
40K → 25.2M
3:33 | 10:18/mi
FINISH
3:55:59
26.22 mi
Rank: #20845 (+38)
25.2M → FINISH
8:54 | 8:45/mi
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Splits & Pacing

Detailed breakdown of your race performance at each timing point

Half Splits

1st HalfFaster
via HALF
Distance13.11 mi
Time1:56:48
Pace8:55 /mi
2nd Half
Distance13.11 mi
Time1:59:11
Pace9:06 /mi
📊Positive Split: 2.0% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:53:0529:469:3529:46
9:35
-
10K
6.21 mi12:20:2157:029:1127:16
8:47
-0:48
15K
9.32 mi12:47:191:24:009:0126:58
8:41
-0:06
20K
12.43 mi13:14:141:50:558:5626:55
8:40
-0:01
HALF
13.11 mi13:20:071:56:488:555:53
8:38
-0:02
25K
15.53 mi13:41:352:18:168:5521:28
8:52
+0:14
30K
18.64 mi14:09:552:46:368:5728:20
9:08
+0:16
20M
20.00 mi14:22:262:59:078:5812:31
9:13
+0:05
21M
21.00 mi14:31:533:08:348:599:27
9:27
+0:14
35K
21.75 mi14:38:373:15:188:596:44
9:01
-0:26
23M
23.00 mi14:50:083:26:499:0011:31
9:13
+0:12
24M
24.00 mi14:59:103:35:519:009:02
9:02
-0:11
40K
24.85 mi15:06:513:43:329:007:41
9:00
-0:02
25.2M
25.20 mi15:10:243:47:059:013:33
10:18
+1:18
FINISH
26.22 mi15:19:183:55:599:018:54
8:45
-1:33

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

8:38 /mi

Average Pace

9:00 /mi

Slowest Pace

10:18 /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

3:22:40

86% of race

Time at Steady Pace

29:46

13% of race

Time at Slower Pace

3:33

2% of race

Average Pace: 9:00 /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 mi11:53:0529:469:3529:46
9:35
#24723
10K
6.21 mi12:20:2157:029:1127:16
8:47
#23471
15K
9.32 mi12:47:191:24:009:0126:58
8:41
#22772
20K
12.43 mi13:14:141:50:558:5626:55
8:40
#22142
HALF
13.11 mi13:20:071:56:488:555:53
8:38
#22086
25K
15.53 mi13:41:352:18:168:5521:28
8:52
#21792
30K
18.64 mi14:09:552:46:368:5728:20
9:08
#21473
20M
20.00 mi14:22:262:59:078:5812:31
9:13
#21349
21M
21.00 mi14:31:533:08:348:599:27
9:27
#21181
35K
21.75 mi14:38:373:15:188:596:44
9:01
#21146
23M
23.00 mi14:50:083:26:499:0011:31
9:13
#21044
24M
24.00 mi14:59:103:35:519:009:02
9:02
#20984
40K
24.85 mi15:06:513:43:329:007:41
9:00
#20893
25.2M
25.20 mi15:10:243:47:059:013:33
10:18
#20883
FINISH
26.22 mi15:19:183:55:599:018:54
8:45
#20845
Faster pace
Steady pace
Slower pace

Rankings

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

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM50-54Seg. OverallSeg. MalesSeg. M50-54
5K3.11 mi3.11 mi24723145891458921092(Top 73%)12824(Top 78%)12824(Top 687%)
10K6.21 mi3.10 mi23471+125213983+60613983+60621783(Top 75%)13151(Top 80%)13151(Top 704%)
15K9.32 mi3.11 mi22772+69913646+33713646+33721092(Top 73%)12824(Top 78%)12824(Top 687%)
20K12.43 mi3.11 mi22142+63013319+32713319+32720239(Top 70%)12394(Top 76%)12394(Top 663%)
HALF13.11 mi0.68 mi22086+5613289+3013289+3020964(Top 72%)12778(Top 78%)12778(Top 684%)
25K15.53 mi2.42 mi21792+29413143+14613143+14620468(Top 71%)12484(Top 76%)12484(Top 668%)
30K18.64 mi3.11 mi21473+31912972+17112972+17120157(Top 69%)12264(Top 75%)12264(Top 657%)
20M20.00 mi1.36 mi21349+12412892+8012892+8019912(Top 69%)12071(Top 74%)12071(Top 646%)
21M21.00 mi1.00 mi21181+16812806+8612806+8618300(Top 63%)11291(Top 69%)11291(Top 604%)
35K21.75 mi0.75 mi21146+3512785+2112785+2120019(Top 69%)12000(Top 73%)12000(Top 642%)
23M23.00 mi1.25 mi21044+10212729+5612729+5619432(Top 67%)11673(Top 71%)11673(Top 625%)
24M24.00 mi1.00 mi20984+6012681+4812681+4819597(Top 68%)11681(Top 71%)11681(Top 625%)
40K24.85 mi0.85 mi20893+9112630+5112630+5118329(Top 63%)11055(Top 68%)11055(Top 592%)
25.2M25.20 mi0.35 mi20883+1012617+1312617+1320386(Top 70%)12044(Top 74%)12044(Top 645%)
FINISH26.22 mi1.02 mi20845+3812591+2612591+2619324(Top 67%)11543(Top 71%)11543(Top 618%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 73%
×21
+97ft-345ft

Overall

21092

Males

12824

M50-54

12824

5K→10K

3.1 - 6.2 mi

Top 75%
×5
+79ft-138ft

Overall

21783

Males

13151

M50-54

13151

10K→15K

6.2 - 9.3 mi

Top 73%
×3
+67ft-78ft

Overall

21092

Males

12824

M50-54

12824

15K→20K

9.3 - 12.4 mi

Top 70%
×5
+106ft-86ft

Overall

20239

Males

12394

M50-54

12394

20K→HALF

12.4 - 13.1 mi

Top 72%
×2
+19ft-37ft

Overall

20964

Males

12778

M50-54

12778

HALF→25K

13.1 - 15.5 mi

Top 71%
×4
+66ft-88ft

Overall

20468

Males

12484

M50-54

12484

25K→30K

15.5 - 18.6 mi

Top 69%
×9
+181ft-148ft

Overall

20157

Males

12264

M50-54

12264

30K→20M

18.6 - 20.0 mi

Top 69%
×5
+64ft-50ft

Overall

19912

Males

12071

M50-54

12071

20M→21M

20.0 - 21.0 mi

Top 63%
×8
+106ft-24ft

Overall

18300

Males

11291

M50-54

11291

21M→35K

21.0 - 21.8 mi

Top 69%
×7
+17ft-86ft

Overall

20019

Males

12000

M50-54

12000

35K→23M

21.8 - 23.0 mi

Top 67%
×5
+23ft-63ft

Overall

19432

Males

11673

M50-54

11673

23M→24M

23.0 - 24.0 mi

Top 68%
×6
+12ft-82ft

Overall

19597

Males

11681

M50-54

11681

24M→40K

24.0 - 24.9 mi

Top 63%
×1
+6ft-20ft

Overall

18329

Males

11055

M50-54

11055

40K→25.2M

24.9 - 25.2 mi

Top 70%
×1
+13ft-16ft

Overall

20386

Males

12044

M50-54

12044

25.2M→FINISH

25.2 - 26.2 mi

Top 67%
×2
+22ft-21ft

Overall

19324

Males

11543

M50-54

11543

Passing

Athletes you passed and who passed you throughout the race

Passing Analysis

Category:
Athletes Passed
4138*
Passed By
260
Net Change
+3878
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#24723
5K → 10K1255*3+1252#24723#23471
10K → 15K710*11+699#23471#22772
15K → 20K633*3+630#22772#22142
20K → HALF604+56#22142#22086
HALF → 25K309*15+294#22086#21792
25K → 30K350*31+319#21792#21473
30K → 20M15228+124#21473#21349
20M → 21M1768+168#21349#21181
21M → 35K6429+35#21181#21146
35K → 23M13129+102#21146#21044
23M → 24M8525+60#21044#20984
24M → 40K10615+91#20984#20893
40K → 25.2M3424+10#20893#20883
25.2M → FINISH7335+38#20883#20845
TOTALS4138*260+3878

* 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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Qualifying & Age Grade

See how your performance stacks up against qualifying standards

OTQ

Olympic Trials Qualifying analysis available

Activity Data

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