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Public Race Data

Boston Athletic Association

Boston Athletic Association

Mika Timing

Mika Timing
BOSTON MARATHON 2026

Heather Adams

Bib: 23569 •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
Top 47%
Age Group (F55-59)
#0 / 951
Top 27%
Race Day Weather
51°/41°F
overcast clouds
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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
26:37
3.11 mi
Rank: #20452
Start → 5K
26:37 | 8:35/mi
10K
52:33
6.21 mi
Rank: #19928 (+524)
5K → 10K
25:56 | 8:21/mi
15K
1:18:04
9.32 mi
Rank: #19460 (+468)
10K → 15K
25:31 | 8:13/mi
20K
1:44:09
12.43 mi
Rank: #19266 (+194)
15K → 20K
26:05 | 8:24/mi
HALF
1:49:47
13.11 mi
Rank: #19236 (+30)
20K → HALF
5:38 | 8:16/mi
25K
2:10:19
15.53 mi
Rank: #19101 (+135)
HALF → 25K
20:32 | 8:28/mi
30K
2:37:23
18.64 mi
Rank: #18852 (+249)
25K → 30K
27:04 | 8:43/mi
20M
2:49:25
20.00 mi
Rank: #18800 (+52)
30K → 20M
12:02 | 8:52/mi
21M
2:59:05
21.00 mi
Rank: #18840 (-40)
20M → 21M
9:40 | 9:40/mi
35K
3:05:37
21.75 mi
Rank: #18821 (+19)
21M → 35K
6:32 | 8:44/mi
23M
3:16:57
23.00 mi
Rank: #18818 (+3)
35K → 23M
11:20 | 9:04/mi
24M
3:25:45
24.00 mi
Rank: #18786 (+32)
23M → 24M
8:48 | 8:48/mi
40K
3:33:26
24.85 mi
Rank: #18768 (+18)
24M → 40K
7:41 | 9:00/mi
25.2M
3:36:52
25.20 mi
Rank: #18770 (-2)
40K → 25.2M
3:26 | 9:58/mi
FINISH
3:45:47
26.22 mi
Rank: #18802 (-32)
25.2M → FINISH
8:55 | 8:45/mi

Splits & Pacing

Detailed breakdown of your race performance at each timing point

Half Splits

1st HalfFaster
via HALF
Distance13.11 mi
Time1:49:47
Pace8:23 /mi
2nd Half
Distance13.11 mi
Time1:56:00
Pace8:51 /mi
📊Positive Split: 5.7% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:30:1126:378:3526:37
8:35
-
10K
6.21 mi11:56:0752:338:2825:56
8:21
-0:14
15K
9.32 mi12:21:381:18:048:2325:31
8:13
-0:08
20K
12.43 mi12:47:431:44:098:2326:05
8:24
+0:11
HALF
13.11 mi12:53:211:49:478:235:38
8:16
-0:08
25K
15.53 mi13:13:532:10:198:2420:32
8:28
+0:12
30K
18.64 mi13:40:572:37:238:2727:04
8:43
+0:15
20M
20.00 mi13:52:592:49:258:2912:02
8:52
+0:09
21M
21.00 mi14:02:392:59:058:329:40
9:40
+0:48
35K
21.75 mi14:09:113:05:378:336:32
8:44
-0:56
23M
23.00 mi14:20:313:16:578:3411:20
9:04
+0:20
24M
24.00 mi14:29:193:25:458:358:48
8:48
-0:16
40K
24.85 mi14:37:003:33:268:367:41
9:00
+0:12
25.2M
25.20 mi14:40:263:36:528:373:26
9:58
+0:58
FINISH
26.22 mi14:49:213:45:478:388:55
8:45
-1:13

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

8:13 /mi

Average Pace

8:37 /mi

Slowest Pace

9:58 /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

1:43:42

46% of race

Time at Steady Pace

1:29:58

40% of race

Time at Slower Pace

32:07

14% of race

Average Pace: 8:37 /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 mi11:30:1126:378:3526:37
8:35
#20452
10K
6.21 mi11:56:0752:338:2825:56
8:21
#19928
15K
9.32 mi12:21:381:18:048:2325:31
8:13
#19460
20K
12.43 mi12:47:431:44:098:2326:05
8:24
#19266
HALF
13.11 mi12:53:211:49:478:235:38
8:16
#19236
25K
15.53 mi13:13:532:10:198:2420:32
8:28
#19101
30K
18.64 mi13:40:572:37:238:2727:04
8:43
#18852
20M
20.00 mi13:52:592:49:258:2912:02
8:52
#18800
21M
21.00 mi14:02:392:59:058:329:40
9:40
#18840
35K
21.75 mi14:09:113:05:378:336:32
8:44
#18821
23M
23.00 mi14:20:313:16:578:3411:20
9:04
#18818
24M
24.00 mi14:29:193:25:458:358:48
8:48
#18786
40K
24.85 mi14:37:003:33:268:367:41
9:00
#18768
25.2M
25.20 mi14:40:263:36:528:373:26
9:58
#18770
FINISH
26.22 mi14:49:213:45:478:388:55
8:45
#18802
Faster pace
Steady pace
Slower pace

Rankings

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

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF55-59Seg. OverallSeg. FemalesSeg. F55-59
5K3.11 mi3.11 mi204527885788518425(Top 63%)6716(Top 53%)6716(Top 706%)
10K6.21 mi3.10 mi19928+5247577+3087577+30819478(Top 67%)7304(Top 58%)7304(Top 768%)
15K9.32 mi3.11 mi19460+4687309+2687309+26818425(Top 63%)6716(Top 53%)6716(Top 706%)
20K12.43 mi3.11 mi19266+1947210+997210+9918699(Top 64%)6910(Top 55%)6910(Top 727%)
HALF13.11 mi0.68 mi19236+307191+197191+1918853(Top 65%)6975(Top 55%)6975(Top 733%)
25K15.53 mi2.42 mi19101+1357129+627129+6218396(Top 63%)6790(Top 54%)6790(Top 714%)
30K18.64 mi3.11 mi18852+2497024+1057024+10518101(Top 62%)6734(Top 54%)6734(Top 708%)
20M20.00 mi1.36 mi18800+527008+167008+1618275(Top 63%)6923(Top 55%)6923(Top 728%)
21M21.00 mi1.00 mi18840-407050-427050-4219260(Top 66%)7458(Top 59%)7458(Top 784%)
35K21.75 mi0.75 mi18821+197050705018806(Top 65%)7317(Top 58%)7317(Top 769%)
23M23.00 mi1.25 mi18818+37071-217071-2118784(Top 65%)7358(Top 58%)7358(Top 774%)
24M24.00 mi1.00 mi18786+327071707118539(Top 64%)7263(Top 58%)7263(Top 764%)
40K24.85 mi0.85 mi18768+187079-87079-818359(Top 63%)7230(Top 57%)7230(Top 760%)
25.2M25.20 mi0.35 mi18770-27084-57084-519279(Top 66%)7702(Top 61%)7702(Top 810%)
FINISH26.22 mi1.02 mi18802-327115-317115-3119426(Top 67%)7772(Top 62%)7772(Top 817%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 63%
×21
+97ft-345ft

Overall

18425

Females

6716

F55-59

6716

5K→10K

3.1 - 6.2 mi

Top 67%
×5
+79ft-138ft

Overall

19478

Females

7304

F55-59

7304

10K→15K

6.2 - 9.3 mi

Top 63%
×3
+67ft-78ft

Overall

18425

Females

6716

F55-59

6716

15K→20K

9.3 - 12.4 mi

Top 64%
×5
+106ft-86ft

Overall

18699

Females

6910

F55-59

6910

20K→HALF

12.4 - 13.1 mi

Top 65%
×2
+19ft-37ft

Overall

18853

Females

6975

F55-59

6975

HALF→25K

13.1 - 15.5 mi

Top 63%
×4
+66ft-88ft

Overall

18396

Females

6790

F55-59

6790

25K→30K

15.5 - 18.6 mi

Top 62%
×9
+181ft-148ft

Overall

18101

Females

6734

F55-59

6734

30K→20M

18.6 - 20.0 mi

Top 63%
×5
+64ft-50ft

Overall

18275

Females

6923

F55-59

6923

20M→21M

20.0 - 21.0 mi

Top 66%
×8
+106ft-24ft

Overall

19260

Females

7458

F55-59

7458

21M→35K

21.0 - 21.8 mi

Top 65%
×7
+17ft-86ft

Overall

18806

Females

7317

F55-59

7317

35K→23M

21.8 - 23.0 mi

Top 65%
×5
+23ft-63ft

Overall

18784

Females

7358

F55-59

7358

23M→24M

23.0 - 24.0 mi

Top 64%
×6
+12ft-82ft

Overall

18539

Females

7263

F55-59

7263

24M→40K

24.0 - 24.9 mi

Top 63%
×1
+6ft-20ft

Overall

18359

Females

7230

F55-59

7230

40K→25.2M

24.9 - 25.2 mi

Top 66%
×1
+13ft-16ft

Overall

19279

Females

7702

F55-59

7702

25.2M→FINISH

25.2 - 26.2 mi

Top 67%
×2
+22ft-21ft

Overall

19426

Females

7772

F55-59

7772

Passing

Athletes you passed and who passed you throughout the race

Passing Analysis

Category:
Athletes Passed
2491*
Passed By
841
Net Change
+1650
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#20452
5K → 10K626*102+524#20452#19928
10K → 15K498*30+468#19928#19460
15K → 20K256*62+194#19460#19266
20K → HALF4414+30#19266#19236
HALF → 25K18550+135#19236#19101
25K → 30K321*72+249#19101#18852
30K → 20M11159+52#18852#18800
20M → 21M74114-40#18800#18840
21M → 35K6849+19#18840#18821
35K → 23M8784+3#18821#18818
23M → 24M8351+32#18818#18786
24M → 40K6446+18#18786#18768
40K → 25.2M2426-2#18768#18770
25.2M → FINISH5082-32#18770#18802
TOTALS2491*841+1650

* 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

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OTQ

Olympic Trials Qualifying analysis available

Activity Data

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