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Public Race Data

Boston Athletic Association

Boston Athletic Association

Mika Timing

Mika Timing
BOSTON MARATHON 2026

Keith Shields

Bib: 11697 •M •Age: N/A

MA

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 (M55-59)
#0 / 1491
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
26:03
3.11 mi
Rank: #19415
Start → 5K
26:03 | 8:24/mi
10K
52:57
6.21 mi
Rank: #20286 (-871)
5K → 10K
26:54 | 8:40/mi
15K
1:21:25
9.32 mi
Rank: #21450 (-1164)
10K → 15K
28:28 | 9:10/mi
20K
1:49:30
12.43 mi
Rank: #21601 (-151)
15K → 20K
28:05 | 9:03/mi
HALF
1:55:35
13.11 mi
Rank: #21635 (-34)
20K → HALF
6:05 | 8:56/mi
25K
2:17:58
15.53 mi
Rank: #21698 (-63)
HALF → 25K
22:23 | 9:14/mi
30K
2:49:09
18.64 mi
Rank: #22075 (-377)
25K → 30K
31:11 | 10:03/mi
20M
3:04:26
20.00 mi
Rank: #22493 (-418)
30K → 20M
15:17 | 11:16/mi
21M
3:16:16
21.00 mi
Rank: #22678 (-185)
20M → 21M
11:50 | 11:50/mi
35K
3:23:38
21.75 mi
Rank: #22680 (-2)
21M → 35K
7:22 | 9:51/mi
23M
3:36:41
23.00 mi
Rank: #22731 (-51)
35K → 23M
13:03 | 10:26/mi
24M
3:46:47
24.00 mi
Rank: #22735 (-4)
23M → 24M
10:06 | 10:06/mi
40K
3:56:05
24.85 mi
Rank: #22770 (-35)
24M → 40K
9:18 | 10:53/mi
25.2M
4:00:09
25.20 mi
Rank: #22796 (-26)
40K → 25.2M
4:04 | 11:48/mi
FINISH
4:10:33
26.22 mi
Rank: #22850 (-54)
25.2M → FINISH
10:24 | 10:13/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
Time1:55:35
Pace8:50 /mi
2nd Half
Distance13.11 mi
Time2:14:58
Pace10:18 /mi
📊Positive Split: 16.8% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:45:2626:038:2426:03
8:24
-
10K
6.21 mi11:12:2052:578:3226:54
8:40
+0:16
15K
9.32 mi11:40:481:21:258:4528:28
9:10
+0:30
20K
12.43 mi12:08:531:49:308:4928:05
9:03
-0:07
HALF
13.11 mi12:14:581:55:358:506:05
8:56
-0:07
25K
15.53 mi12:37:212:17:588:5322:23
9:14
+0:18
30K
18.64 mi13:08:322:49:099:0531:11
10:03
+0:49
20M
20.00 mi13:23:493:04:269:1415:17
11:16
+1:13
21M
21.00 mi13:35:393:16:169:2111:50
11:50
+0:34
35K
21.75 mi13:43:013:23:389:227:22
9:51
-1:59
23M
23.00 mi13:56:043:36:419:2613:03
10:26
+0:35
24M
24.00 mi14:06:103:46:479:2710:06
10:06
-0:20
40K
24.85 mi14:15:283:56:059:309:18
10:53
+0:47
25.2M
25.20 mi14:19:324:00:099:324:04
11:48
+0:55
FINISH
26.22 mi14:29:564:10:339:3410:24
10:13
-1:35

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

8:24 /mi

Average Pace

9:34 /mi

Slowest Pace

11:50 /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

2:17:58

55% of race

Time at Steady Pace

1:12:06

29% of race

Time at Slower Pace

40:29

16% of race

Average Pace: 9:33 /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 mi10:45:2626:038:2426:03
8:24
#19415
10K
6.21 mi11:12:2052:578:3226:54
8:40
#20286
15K
9.32 mi11:40:481:21:258:4528:28
9:10
#21450
20K
12.43 mi12:08:531:49:308:4928:05
9:03
#21601
HALF
13.11 mi12:14:581:55:358:506:05
8:56
#21635
25K
15.53 mi12:37:212:17:588:5322:23
9:14
#21698
30K
18.64 mi13:08:322:49:099:0531:11
10:03
#22075
20M
20.00 mi13:23:493:04:269:1415:17
11:16
#22493
21M
21.00 mi13:35:393:16:169:2111:50
11:50
#22678
35K
21.75 mi13:43:013:23:389:227:22
9:51
#22680
23M
23.00 mi13:56:043:36:419:2613:03
10:26
#22731
24M
24.00 mi14:06:103:46:479:2710:06
10:06
#22735
40K
24.85 mi14:15:283:56:059:309:18
10:53
#22770
25.2M
25.20 mi14:19:324:00:099:324:04
11:48
#22796
FINISH
26.22 mi14:29:564:10:339:3410:24
10:13
#22850
Faster pace
Steady pace
Slower pace

Rankings

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

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM55-59Seg. OverallSeg. MalesSeg. M55-59
5K3.11 mi3.11 mi19415120191201923363(Top 81%)13934(Top 85%)13934(Top 935%)
10K6.21 mi3.10 mi20286-87112432-41312432-41321211(Top 73%)12882(Top 79%)12882(Top 864%)
15K9.32 mi3.11 mi21450-116412972-54012972-54023363(Top 81%)13934(Top 85%)13934(Top 935%)
20K12.43 mi3.11 mi21601-15113045-7313045-7322093(Top 76%)13296(Top 81%)13296(Top 892%)
HALF13.11 mi0.68 mi21635-3413060-1513060-1522380(Top 77%)13447(Top 82%)13447(Top 902%)
25K15.53 mi2.42 mi21698-6313096-3613096-3622146(Top 76%)13302(Top 81%)13302(Top 892%)
30K18.64 mi3.11 mi22075-37713255-15913255-15923226(Top 80%)13726(Top 84%)13726(Top 921%)
20M20.00 mi1.36 mi22493-41813447-19213447-19225338(Top 87%)14617(Top 89%)14617(Top 980%)
21M21.00 mi1.00 mi22678-18513513-6613513-6624785(Top 85%)14296(Top 87%)14296(Top 959%)
35K21.75 mi0.75 mi22680-213502+1113502+1122747(Top 78%)13332(Top 82%)13332(Top 894%)
23M23.00 mi1.25 mi22731-5113507-513507-523201(Top 80%)13497(Top 83%)13497(Top 905%)
24M24.00 mi1.00 mi22735-413497+1013497+1023071(Top 79%)13399(Top 82%)13399(Top 899%)
40K24.85 mi0.85 mi22770-3513503-613503-623998(Top 83%)13781(Top 84%)13781(Top 924%)
25.2M25.20 mi0.35 mi22796-2613519-1613519-1624048(Top 83%)13787(Top 84%)13787(Top 925%)
FINISH26.22 mi1.02 mi22850-5413535-1613535-1624378(Top 84%)13977(Top 86%)13977(Top 937%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 81%
×21
+97ft-345ft

Overall

23363

Males

13934

M55-59

13934

5K→10K

3.1 - 6.2 mi

Top 73%
×5
+79ft-138ft

Overall

21211

Males

12882

M55-59

12882

10K→15K

6.2 - 9.3 mi

Top 81%
×3
+67ft-78ft

Overall

23363

Males

13934

M55-59

13934

15K→20K

9.3 - 12.4 mi

Top 76%
×5
+106ft-86ft

Overall

22093

Males

13296

M55-59

13296

20K→HALF

12.4 - 13.1 mi

Top 77%
×2
+19ft-37ft

Overall

22380

Males

13447

M55-59

13447

HALF→25K

13.1 - 15.5 mi

Top 76%
×4
+66ft-88ft

Overall

22146

Males

13302

M55-59

13302

25K→30K

15.5 - 18.6 mi

Top 80%
×9
+181ft-148ft

Overall

23226

Males

13726

M55-59

13726

30K→20M

18.6 - 20.0 mi

Top 87%
×5
+64ft-50ft

Overall

25338

Males

14617

M55-59

14617

20M→21M

20.0 - 21.0 mi

Top 85%
×8
+106ft-24ft

Overall

24785

Males

14296

M55-59

14296

21M→35K

21.0 - 21.8 mi

Top 78%
×7
+17ft-86ft

Overall

22747

Males

13332

M55-59

13332

35K→23M

21.8 - 23.0 mi

Top 80%
×5
+23ft-63ft

Overall

23201

Males

13497

M55-59

13497

23M→24M

23.0 - 24.0 mi

Top 79%
×6
+12ft-82ft

Overall

23071

Males

13399

M55-59

13399

24M→40K

24.0 - 24.9 mi

Top 83%
×1
+6ft-20ft

Overall

23998

Males

13781

M55-59

13781

40K→25.2M

24.9 - 25.2 mi

Top 83%
×1
+13ft-16ft

Overall

24048

Males

13787

M55-59

13787

25.2M→FINISH

25.2 - 26.2 mi

Top 84%
×2
+22ft-21ft

Overall

24378

Males

13977

M55-59

13977

Passing

Athletes you passed and who passed you throughout the race

Passing Analysis

Category:
Athletes Passed
644
Passed By
1797
Net Change
-3435
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#19415
5K → 10K57200-871#19415#20286
10K → 15K13200-1164#20286#21450
15K → 20K119200-151#21450#21601
20K → HALF1751-34#21601#21635
HALF → 25K110173-63#21635#21698
25K → 30K77200-377#21698#22075
30K → 20M22200-418#22075#22493
20M → 21M28200-185#22493#22678
21M → 35K3537-2#22678#22680
35K → 23M50101-51#22680#22731
23M → 24M4347-4#22731#22735
24M → 40K4378-35#22735#22770
40K → 25.2M1036-26#22770#22796
25.2M → FINISH2074-54#22796#22850
TOTALS6441797-3435
📊

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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