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Public Race Data

Boston Athletic Association

Boston Athletic Association

Mika Timing

Mika Timing
BOSTON MARATHON 2026

Bonnie Niesen

Bib: 20246 •F •Age: N/A

CA

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 (F40-44)
#0 / 1737
Race Day Weather
51°/41°F
overcast clouds
Personalized for Bonnie

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 · 8:25/mi at mile 6.2

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
26:16
3.11 mi
Rank: #19816
Start → 5K
26:16 | 8:28/mi
10K
52:26
6.21 mi
Rank: #19824 (-8)
5K → 10K
26:10 | 8:26/mi
15K
1:19:45
9.32 mi
Rank: #20468 (-644)
10K → 15K
27:19 | 8:48/mi
20K
1:48:04
12.43 mi
Rank: #21023 (-555)
15K → 20K
28:19 | 9:07/mi
HALF
1:53:53
13.11 mi
Rank: #20993 (+30)
20K → HALF
5:49 | 8:32/mi
25K
2:15:18
15.53 mi
Rank: #20873 (+120)
HALF → 25K
21:25 | 8:50/mi
30K
2:44:18
18.64 mi
Rank: #20907 (-34)
25K → 30K
29:00 | 9:21/mi
20M
2:56:48
20.00 mi
Rank: #20829 (+78)
30K → 20M
12:30 | 9:13/mi
21M
3:06:02
21.00 mi
Rank: #20621 (+208)
20M → 21M
9:14 | 9:14/mi
35K
3:12:50
21.75 mi
Rank: #20607 (+14)
21M → 35K
6:48 | 9:06/mi
23M
3:25:11
23.00 mi
Rank: #20703 (-96)
35K → 23M
12:21 | 9:53/mi
24M
3:34:32
24.00 mi
Rank: #20725 (-22)
23M → 24M
9:21 | 9:21/mi
40K
3:42:29
24.85 mi
Rank: #20688 (+37)
24M → 40K
7:57 | 9:18/mi
25.2M
3:46:09
25.20 mi
Rank: #20707 (-19)
40K → 25.2M
3:40 | 10:38/mi
FINISH
3:55:00
26.22 mi
Rank: #20666 (+41)
25.2M → FINISH
8:51 | 8:42/mi

Splits & Pacing

Detailed breakdown of your race performance at each timing point

Half Splits

1st HalfFaster
via HALF
Distance13.11 mi
Time1:53:53
Pace8:42 /mi
2nd Half
Distance13.11 mi
Time2:01:07
Pace9:15 /mi
📊Positive Split: 6.4% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:32:3326:168:2826:16
8:28
-
10K
6.21 mi11:58:4352:268:2726:10
8:26
-0:02
15K
9.32 mi12:26:021:19:458:3427:19
8:48
+0:22
20K
12.43 mi12:54:211:48:048:4228:19
9:07
+0:19
HALF
13.11 mi13:00:101:53:538:425:49
8:32
-0:35
25K
15.53 mi13:21:352:15:188:4321:25
8:50
+0:18
30K
18.64 mi13:50:352:44:188:4929:00
9:21
+0:31
20M
20.00 mi14:03:052:56:488:5112:30
9:13
-0:08
21M
21.00 mi14:12:193:06:028:529:14
9:14
+0:01
35K
21.75 mi14:19:073:12:508:536:48
9:06
-0:08
23M
23.00 mi14:31:283:25:118:5612:21
9:53
+0:47
24M
24.00 mi14:40:493:34:328:579:21
9:21
-0:32
40K
24.85 mi14:48:463:42:298:587:57
9:18
-0:03
25.2M
25.20 mi14:52:263:46:098:593:40
10:38
+1:20
FINISH
26.22 mi15:01:173:55:008:598:51
8:42
-1:56

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

8:26 /mi

Average Pace

8:58 /mi

Slowest Pace

10:38 /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

1:55:50

49% of race

Time at Steady Pace

1:43:09

44% of race

Time at Slower Pace

16:01

7% of race

Average Pace: 8:58 /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 mi11:32:3326:168:2826:16
8:28
#19816
10K
6.21 mi11:58:4352:268:2726:10
8:26
#19824
15K
9.32 mi12:26:021:19:458:3427:19
8:48
#20468
20K
12.43 mi12:54:211:48:048:4228:19
9:07
#21023
HALF
13.11 mi13:00:101:53:538:425:49
8:32
#20993
25K
15.53 mi13:21:352:15:188:4321:25
8:50
#20873
30K
18.64 mi13:50:352:44:188:4929:00
9:21
#20907
20M
20.00 mi14:03:052:56:488:5112:30
9:13
#20829
21M
21.00 mi14:12:193:06:028:529:14
9:14
#20621
35K
21.75 mi14:19:073:12:508:536:48
9:06
#20607
23M
23.00 mi14:31:283:25:118:5612:21
9:53
#20703
24M
24.00 mi14:40:493:34:328:579:21
9:21
#20725
40K
24.85 mi14:48:463:42:298:587:57
9:18
#20688
25.2M
25.20 mi14:52:263:46:098:593:40
10:38
#20707
FINISH
26.22 mi15:01:173:55:008:598:51
8:42
#20666
Faster pace
Steady pace
Slower pace

Rankings

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

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF40-44Seg. OverallSeg. FemalesSeg. F40-44
5K3.11 mi3.11 mi198167533753321702(Top 75%)8472(Top 67%)8472(Top 488%)
10K6.21 mi3.10 mi19824-87519+147519+1419929(Top 69%)7557(Top 60%)7557(Top 435%)
15K9.32 mi3.11 mi20468-6447850-3317850-33121702(Top 75%)8472(Top 67%)8472(Top 488%)
20K12.43 mi3.11 mi21023-5558161-3118161-31122417(Top 77%)8871(Top 71%)8871(Top 511%)
HALF13.11 mi0.68 mi20993+308143+188143+1820506(Top 71%)7868(Top 63%)7868(Top 453%)
25K15.53 mi2.42 mi20873+1208094+498094+4920390(Top 70%)7864(Top 63%)7864(Top 453%)
30K18.64 mi3.11 mi20907-348131-378131-3721081(Top 73%)8304(Top 66%)8304(Top 478%)
20M20.00 mi1.36 mi20829+788104+278104+2719880(Top 69%)7754(Top 62%)7754(Top 446%)
21M21.00 mi1.00 mi20621+2087995+1097995+10917362(Top 60%)6463(Top 51%)6463(Top 372%)
35K21.75 mi0.75 mi20607+148003-88003-820395(Top 70%)8137(Top 65%)8137(Top 468%)
23M23.00 mi1.25 mi20703-968066-638066-6321762(Top 75%)8878(Top 71%)8878(Top 511%)
24M24.00 mi1.00 mi20725-228089-238089-2320818(Top 72%)8444(Top 67%)8444(Top 486%)
40K24.85 mi0.85 mi20688+378083+68083+619686(Top 68%)7922(Top 63%)7922(Top 456%)
25.2M25.20 mi0.35 mi20707-198097-148097-1421477(Top 74%)8809(Top 70%)8809(Top 507%)
FINISH26.22 mi1.02 mi20666+418086+118086+1119108(Top 66%)7629(Top 61%)7629(Top 439%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 75%
×21
+97ft-345ft

Overall

21702

Females

8472

F40-44

8472

5K→10K

3.1 - 6.2 mi

Top 69%
×5
+79ft-138ft

Overall

19929

Females

7557

F40-44

7557

10K→15K

6.2 - 9.3 mi

Top 75%
×3
+67ft-78ft

Overall

21702

Females

8472

F40-44

8472

15K→20K

9.3 - 12.4 mi

Top 77%
×5
+106ft-86ft

Overall

22417

Females

8871

F40-44

8871

20K→HALF

12.4 - 13.1 mi

Top 71%
×2
+19ft-37ft

Overall

20506

Females

7868

F40-44

7868

HALF→25K

13.1 - 15.5 mi

Top 70%
×4
+66ft-88ft

Overall

20390

Females

7864

F40-44

7864

25K→30K

15.5 - 18.6 mi

Top 73%
×9
+181ft-148ft

Overall

21081

Females

8304

F40-44

8304

30K→20M

18.6 - 20.0 mi

Top 69%
×5
+64ft-50ft

Overall

19880

Females

7754

F40-44

7754

20M→21M

20.0 - 21.0 mi

Top 60%
×8
+106ft-24ft

Overall

17362

Females

6463

F40-44

6463

21M→35K

21.0 - 21.8 mi

Top 70%
×7
+17ft-86ft

Overall

20395

Females

8137

F40-44

8137

35K→23M

21.8 - 23.0 mi

Top 75%
×5
+23ft-63ft

Overall

21762

Females

8878

F40-44

8878

23M→24M

23.0 - 24.0 mi

Top 72%
×6
+12ft-82ft

Overall

20818

Females

8444

F40-44

8444

24M→40K

24.0 - 24.9 mi

Top 68%
×1
+6ft-20ft

Overall

19686

Females

7922

F40-44

7922

40K→25.2M

24.9 - 25.2 mi

Top 74%
×1
+13ft-16ft

Overall

21477

Females

8809

F40-44

8809

25.2M→FINISH

25.2 - 26.2 mi

Top 66%
×2
+22ft-21ft

Overall

19108

Females

7629

F40-44

7629

Passing

Athletes you passed and who passed you throughout the race

Passing Analysis

Category:
Athletes Passed
1298*
Passed By
1243
Net Change
-850
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#19816
5K → 10K200200-8#19816#19824
10K → 15K44200-644#19824#20468
15K → 20K54200-555#20468#21023
20K → HALF4717+30#21023#20993
HALF → 25K17959+120#20993#20873
25K → 30K147181-34#20873#20907
30K → 20M11638+78#20907#20829
20M → 21M212*4+208#20829#20621
21M → 35K4430+14#20621#20607
35K → 23M44140-96#20607#20703
23M → 24M5173-22#20703#20725
24M → 40K7740+37#20725#20688
40K → 25.2M1231-19#20688#20707
25.2M → FINISH7130+41#20707#20666
TOTALS1298*1243-850

* 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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