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Public Race Data

Boston Athletic Association

Boston Athletic Association

Mika Timing

Mika Timing
BOSTON MARATHON 2026

Sonja Williams

Bib: 31096 •F •Age: N/A

NC

Boston Marathon logo
0:00
0:00
/ mi
Masters
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Overall
#0 / 29021
Gender (Female)
#0 / 12578
Masters (Masters Women)
#0 / 6862
Age Group (F60-64)
#0 / 782
Race Day Weather
51°/41°F
overcast clouds
Personalized for Sonja

Your Race Performance Report is ready

See how your race unfolded, where your performance changed, and what to focus on next.

Personalized by MyRace AI
Preview insight
Your pace by distance
Fastest segment · 11:32/mi at mile 3.1

Your report includes

  • Race Overview
  • Pacing & Splits
  • Performance Analysis
  • Segment Analysis
  • Passing Analysis
  • Potential Focus Areas
One-time purchase · Instant access · Downloadable PDF · Shareable report

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
35:51
3.11 mi
Rank: #28552
Start → 5K
35:51 | 11:33/mi
10K
1:14:32
6.21 mi
Rank: #28719 (-167)
5K → 10K
38:41 | 12:28/mi
15K
1:53:48
9.32 mi
Rank: #28741 (-22)
10K → 15K
39:16 | 12:39/mi
20K
2:35:29
12.43 mi
Rank: #28771 (-30)
15K → 20K
41:41 | 13:25/mi
HALF
2:45:03
13.11 mi
Rank: #28797 (-26)
20K → HALF
9:34 | 14:03/mi
25K
3:20:37
15.53 mi
Rank: #28835 (-38)
HALF → 25K
35:34 | 14:40/mi
30K
4:08:37
18.64 mi
Rank: #28873 (-38)
25K → 30K
48:00 | 15:27/mi
20M
4:29:25
20.00 mi
Rank: #28876 (-3)
30K → 20M
20:48 | 15:19/mi
21M
4:46:44
21.00 mi
Rank: #28897 (-21)
20M → 21M
17:19 | 17:19/mi
35K
4:56:45
21.75 mi
Rank: #28886 (+11)
21M → 35K
10:01 | 13:24/mi
23M
5:15:08
23.00 mi
Rank: #28896 (-10)
35K → 23M
18:23 | 14:42/mi
24M
5:29:26
24.00 mi
Rank: #28900 (-4)
23M → 24M
14:18 | 14:18/mi
40K
5:42:15
24.85 mi
Rank: #28904 (-4)
24M → 40K
12:49 | 15:00/mi
25.2M
5:47:31
25.20 mi
Rank: #28903 (+1)
40K → 25.2M
5:16 | 15:17/mi
FINISH
6:01:14
26.22 mi
Rank: #28903
25.2M → FINISH
13:43 | 13:28/mi

Splits & Pacing

Detailed breakdown of your race performance at each timing point

Half Splits

1st HalfFaster
via HALF
Distance13.11 mi
Time2:45:03
Pace12:36 /mi
2nd Half
Distance13.11 mi
Time3:16:11
Pace14:58 /mi
📊Positive Split: 18.9% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi12:03:4535:5111:3335:51
11:33
-
10K
6.21 mi12:42:261:14:3212:0038:41
12:28
+0:55
15K
9.32 mi13:21:421:53:4812:1339:16
12:39
+0:11
20K
12.43 mi14:03:232:35:2912:3141:41
13:25
+0:46
HALF
13.11 mi14:12:572:45:0312:369:34
14:03
+0:38
25K
15.53 mi14:48:313:20:3712:5535:34
14:40
+0:37
30K
18.64 mi15:36:314:08:3713:2148:00
15:27
+0:47
20M
20.00 mi15:57:194:29:2513:2920:48
15:19
-0:08
21M
21.00 mi16:14:384:46:4413:4017:19
17:19
+2:00
35K
21.75 mi16:24:394:56:4513:3910:01
13:24
-3:55
23M
23.00 mi16:43:025:15:0813:4318:23
14:42
+1:18
24M
24.00 mi16:57:205:29:2613:4414:18
14:18
-0:24
40K
24.85 mi17:10:095:42:1513:4712:49
15:00
+0:42
25.2M
25.20 mi17:15:255:47:3113:485:16
15:17
+0:17
FINISH
26.22 mi17:29:086:01:1413:4813:43
13:28
-1:49

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

11:33 /mi

Average Pace

13:47 /mi

Slowest Pace

17:19 /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

2:59:13

50% of race

Time at Steady Pace

1:17:49

22% of race

Time at Slower Pace

1:44:12

29% of race

Average Pace: 13:47 /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 mi12:03:4535:5111:3335:51
11:33
#28552
10K
6.21 mi12:42:261:14:3212:0038:41
12:28
#28719
15K
9.32 mi13:21:421:53:4812:1339:16
12:39
#28741
20K
12.43 mi14:03:232:35:2912:3141:41
13:25
#28771
HALF
13.11 mi14:12:572:45:0312:369:34
14:03
#28797
25K
15.53 mi14:48:313:20:3712:5535:34
14:40
#28835
30K
18.64 mi15:36:314:08:3713:2148:00
15:27
#28873
20M
20.00 mi15:57:194:29:2513:2920:48
15:19
#28876
21M
21.00 mi16:14:384:46:4413:4017:19
17:19
#28897
35K
21.75 mi16:24:394:56:4513:3910:01
13:24
#28886
23M
23.00 mi16:43:025:15:0813:4318:23
14:42
#28896
24M
24.00 mi16:57:205:29:2613:4414:18
14:18
#28900
40K
24.85 mi17:10:095:42:1513:4712:49
15:00
#28904
25.2M
25.20 mi17:15:255:47:3113:485:16
15:17
#28903
FINISH
26.22 mi17:29:086:01:1413:4813:43
13:28
#28903
Faster pace
Steady pace
Slower pace

Rankings

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

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF60-64Seg. OverallSeg. FemalesSeg. F60-64
5K3.11 mi3.11 mi28552122531225328708(Top 99%)12370(Top 98%)12370(Top 1582%)
10K6.21 mi3.10 mi28719-16712371-11812371-11828806(Top 99%)12435(Top 99%)12435(Top 1590%)
15K9.32 mi3.11 mi28741-2212385-1412385-1428708(Top 99%)12370(Top 98%)12370(Top 1582%)
20K12.43 mi3.11 mi28771-3012409-2412409-2428769(Top 99%)12422(Top 99%)12422(Top 1588%)
HALF13.11 mi0.68 mi28797-2612430-2112430-2128922(Top 100%)12532(Top 100%)12532(Top 1603%)
25K15.53 mi2.42 mi28835-3812455-2512455-2528866(Top 99%)12484(Top 99%)12484(Top 1596%)
30K18.64 mi3.11 mi28873-3812484-2912484-2928870(Top 99%)12503(Top 99%)12503(Top 1599%)
20M20.00 mi1.36 mi28876-312485-112485-128696(Top 99%)12416(Top 99%)12416(Top 1588%)
21M21.00 mi1.00 mi28897-2112501-1612501-1628870(Top 99%)12504(Top 99%)12504(Top 1599%)
35K21.75 mi0.75 mi28886+1112495+612495+627985(Top 96%)12092(Top 96%)12092(Top 1546%)
23M23.00 mi1.25 mi28896-1012507-1212507-1228520(Top 98%)12358(Top 98%)12358(Top 1580%)
24M24.00 mi1.00 mi28900-412511-412511-428487(Top 98%)12352(Top 98%)12352(Top 1580%)
40K24.85 mi0.85 mi28904-412514-312514-328447(Top 98%)12343(Top 98%)12343(Top 1578%)
25.2M25.20 mi0.35 mi28903+1125141251428085(Top 97%)12171(Top 97%)12171(Top 1556%)
FINISH26.22 mi1.02 mi28903125141251428472(Top 98%)12344(Top 98%)12344(Top 1579%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 99%
×21
+97ft-345ft

Overall

28708

Females

12370

F60-64

12370

5K→10K

3.1 - 6.2 mi

Top 99%
×5
+79ft-138ft

Overall

28806

Females

12435

F60-64

12435

10K→15K

6.2 - 9.3 mi

Top 99%
×3
+67ft-78ft

Overall

28708

Females

12370

F60-64

12370

15K→20K

9.3 - 12.4 mi

Top 99%
×5
+106ft-86ft

Overall

28769

Females

12422

F60-64

12422

20K→HALF

12.4 - 13.1 mi

Top 100%
×2
+19ft-37ft

Overall

28922

Females

12532

F60-64

12532

HALF→25K

13.1 - 15.5 mi

Top 99%
×4
+66ft-88ft

Overall

28866

Females

12484

F60-64

12484

25K→30K

15.5 - 18.6 mi

Top 99%
×9
+181ft-148ft

Overall

28870

Females

12503

F60-64

12503

30K→20M

18.6 - 20.0 mi

Top 99%
×5
+64ft-50ft

Overall

28696

Females

12416

F60-64

12416

20M→21M

20.0 - 21.0 mi

Top 99%
×8
+106ft-24ft

Overall

28870

Females

12504

F60-64

12504

21M→35K

21.0 - 21.8 mi

Top 96%
×7
+17ft-86ft

Overall

27985

Females

12092

F60-64

12092

35K→23M

21.8 - 23.0 mi

Top 98%
×5
+23ft-63ft

Overall

28520

Females

12358

F60-64

12358

23M→24M

23.0 - 24.0 mi

Top 98%
×6
+12ft-82ft

Overall

28487

Females

12352

F60-64

12352

24M→40K

24.0 - 24.9 mi

Top 98%
×1
+6ft-20ft

Overall

28447

Females

12343

F60-64

12343

40K→25.2M

24.9 - 25.2 mi

Top 97%
×1
+13ft-16ft

Overall

28085

Females

12171

F60-64

12171

25.2M→FINISH

25.2 - 26.2 mi

Top 98%
×2
+22ft-21ft

Overall

28472

Females

12344

F60-64

12344

Passing

Athletes you passed and who passed you throughout the race

Passing Analysis

Category:
Athletes Passed
136
Passed By
487
Net Change
-351
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#28552
5K → 10K15182-167#28552#28719
10K → 15K3254-22#28719#28741
15K → 20K2656-30#28741#28771
20K → HALF228-26#28771#28797
HALF → 25K947-38#28797#28835
25K → 30K947-38#28835#28873
30K → 20M1013-3#28873#28876
20M → 21M223-21#28876#28897
21M → 35K110+11#28897#28886
35K → 23M515-10#28886#28896
23M → 24M48-4#28896#28900
24M → 40K15-4#28900#28904
40K → 25.2M21+1#28904#28903
25.2M → FINISH880#28903#28903
TOTALS136487-351
📊

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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