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Public Race Data

Boston Athletic Association

Boston Athletic Association

Mika Timing

Mika Timing
BOSTON MARATHON 2026

Karen Nelson

Bib: 25124 •F •Age: N/A

MI

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
Top 31%
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
29:18
3.11 mi
Rank: #24259
Start → 5K
29:18 | 9:26/mi
10K
57:12
6.21 mi
Rank: #23568 (+691)
5K → 10K
27:54 | 8:59/mi
15K
1:25:11
9.32 mi
Rank: #23324 (+244)
10K → 15K
27:59 | 9:01/mi
20K
1:54:03
12.43 mi
Rank: #23264 (+60)
15K → 20K
28:52 | 9:18/mi
HALF
2:00:11
13.11 mi
Rank: #23248 (+16)
20K → HALF
6:08 | 9:00/mi
25K
2:22:19
15.53 mi
Rank: #22968 (+280)
HALF → 25K
22:08 | 9:08/mi
30K
2:51:45
18.64 mi
Rank: #22696 (+272)
25K → 30K
29:26 | 9:29/mi
20M
3:04:39
20.00 mi
Rank: #22557 (+139)
30K → 20M
12:54 | 9:30/mi
21M
3:14:30
21.00 mi
Rank: #22397 (+160)
20M → 21M
9:51 | 9:51/mi
35K
3:20:59
21.75 mi
Rank: #22250 (+147)
21M → 35K
6:29 | 8:40/mi
23M
3:32:02
23.00 mi
Rank: #21996 (+254)
35K → 23M
11:03 | 8:50/mi
24M
3:40:48
24.00 mi
Rank: #21883 (+113)
23M → 24M
8:46 | 8:46/mi
40K
3:48:12
24.85 mi
Rank: #21738 (+145)
24M → 40K
7:24 | 8:40/mi
25.2M
3:51:25
25.20 mi
Rank: #21664 (+74)
40K → 25.2M
3:13 | 9:20/mi
FINISH
3:59:59
26.22 mi
Rank: #21554 (+110)
25.2M → FINISH
8:34 | 8:25/mi
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Splits & Pacing

Detailed breakdown of your race performance at each timing point

Half Splits

1st Half⚖️ Balanced
via HALF
Distance13.11 mi
Time2:00:11
Pace9:11 /mi
2nd Half⚖️ Balanced
Distance13.11 mi
Time1:59:48
Pace9:09 /mi
📊Even Split: Consistent pacing between halves

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:34:5529:189:2629:18
9:26
-
10K
6.21 mi12:02:4957:129:1327:54
8:59
-0:27
15K
9.32 mi12:30:481:25:119:0927:59
9:01
+0:02
20K
12.43 mi12:59:401:54:039:1128:52
9:18
+0:17
HALF
13.11 mi13:05:482:00:119:116:08
9:00
-0:18
25K
15.53 mi13:27:562:22:199:1022:08
9:08
+0:08
30K
18.64 mi13:57:222:51:459:1329:26
9:29
+0:21
20M
20.00 mi14:10:163:04:399:1412:54
9:30
+0:01
21M
21.00 mi14:20:073:14:309:169:51
9:51
+0:21
35K
21.75 mi14:26:363:20:599:156:29
8:40
-1:11
23M
23.00 mi14:37:393:32:029:1411:03
8:50
+0:10
24M
24.00 mi14:46:253:40:489:138:46
8:46
-0:04
40K
24.85 mi14:53:493:48:129:117:24
8:40
-0:06
25.2M
25.20 mi14:57:023:51:259:113:13
9:20
+0:40
FINISH
26.22 mi15:05:363:59:599:108:34
8:25
-0:55

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

8:25 /mi

Average Pace

9:10 /mi

Slowest Pace

9:51 /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

2:06:25

53% of race

Time at Steady Pace

1:53:34

47% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 9:09 /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 mi11:34:5529:189:2629:18
9:26
#24259
10K
6.21 mi12:02:4957:129:1327:54
8:59
#23568
15K
9.32 mi12:30:481:25:119:0927:59
9:01
#23324
20K
12.43 mi12:59:401:54:039:1128:52
9:18
#23264
HALF
13.11 mi13:05:482:00:119:116:08
9:00
#23248
25K
15.53 mi13:27:562:22:199:1022:08
9:08
#22968
30K
18.64 mi13:57:222:51:459:1329:26
9:29
#22696
20M
20.00 mi14:10:163:04:399:1412:54
9:30
#22557
21M
21.00 mi14:20:073:14:309:169:51
9:51
#22397
35K
21.75 mi14:26:363:20:599:156:29
8:40
#22250
23M
23.00 mi14:37:393:32:029:1411:03
8:50
#21996
24M
24.00 mi14:46:253:40:489:138:46
8:46
#21883
40K
24.85 mi14:53:493:48:129:117:24
8:40
#21738
25.2M
25.20 mi14:57:023:51:259:113:13
9:20
#21664
FINISH
26.22 mi15:05:363:59:599:108:34
8:25
#21554
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 mi242599795979522739(Top 78%)8999(Top 72%)8999(Top 1151%)
10K6.21 mi3.10 mi23568+6919452+3439452+34322752(Top 78%)9016(Top 72%)9016(Top 1153%)
15K9.32 mi3.11 mi23324+2449320+1329320+13222739(Top 78%)8999(Top 72%)8999(Top 1151%)
20K12.43 mi3.11 mi23264+609297+239297+2323106(Top 80%)9226(Top 73%)9226(Top 1180%)
HALF13.11 mi0.68 mi23248+169288+99288+922770(Top 78%)9039(Top 72%)9039(Top 1156%)
25K15.53 mi2.42 mi22968+2809154+1349154+13421728(Top 75%)8539(Top 68%)8539(Top 1092%)
30K18.64 mi3.11 mi22696+2729046+1089046+10821539(Top 74%)8542(Top 68%)8542(Top 1092%)
20M20.00 mi1.36 mi22557+1398993+538993+5321065(Top 73%)8374(Top 67%)8374(Top 1071%)
21M21.00 mi1.00 mi22397+1608910+838910+8319945(Top 69%)7831(Top 62%)7831(Top 1001%)
35K21.75 mi0.75 mi22250+1478853+578853+5718523(Top 64%)7186(Top 57%)7186(Top 919%)
23M23.00 mi1.25 mi21996+2548746+1078746+10717662(Top 61%)6795(Top 54%)6795(Top 869%)
24M24.00 mi1.00 mi21883+1138698+488698+4818401(Top 63%)7204(Top 57%)7204(Top 921%)
40K24.85 mi0.85 mi21738+1458628+708628+7016660(Top 57%)6349(Top 50%)6349(Top 812%)
25.2M25.20 mi0.35 mi21664+748593+358593+3516604(Top 57%)6322(Top 50%)6322(Top 808%)
FINISH26.22 mi1.02 mi21554+1108535+588535+5817694(Top 61%)6895(Top 55%)6895(Top 882%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 78%
×21
+97ft-345ft

Overall

22739

Females

8999

F60-64

8999

5K→10K

3.1 - 6.2 mi

Top 78%
×5
+79ft-138ft

Overall

22752

Females

9016

F60-64

9016

10K→15K

6.2 - 9.3 mi

Top 78%
×3
+67ft-78ft

Overall

22739

Females

8999

F60-64

8999

15K→20K

9.3 - 12.4 mi

Top 80%
×5
+106ft-86ft

Overall

23106

Females

9226

F60-64

9226

20K→HALF

12.4 - 13.1 mi

Top 78%
×2
+19ft-37ft

Overall

22770

Females

9039

F60-64

9039

HALF→25K

13.1 - 15.5 mi

Top 75%
×4
+66ft-88ft

Overall

21728

Females

8539

F60-64

8539

25K→30K

15.5 - 18.6 mi

Top 74%
×9
+181ft-148ft

Overall

21539

Females

8542

F60-64

8542

30K→20M

18.6 - 20.0 mi

Top 73%
×5
+64ft-50ft

Overall

21065

Females

8374

F60-64

8374

20M→21M

20.0 - 21.0 mi

Top 69%
×8
+106ft-24ft

Overall

19945

Females

7831

F60-64

7831

21M→35K

21.0 - 21.8 mi

Top 64%
×7
+17ft-86ft

Overall

18523

Females

7186

F60-64

7186

35K→23M

21.8 - 23.0 mi

Top 61%
×5
+23ft-63ft

Overall

17662

Females

6795

F60-64

6795

23M→24M

23.0 - 24.0 mi

Top 63%
×6
+12ft-82ft

Overall

18401

Females

7204

F60-64

7204

24M→40K

24.0 - 24.9 mi

Top 57%
×1
+6ft-20ft

Overall

16660

Females

6349

F60-64

6349

40K→25.2M

24.9 - 25.2 mi

Top 57%
×1
+13ft-16ft

Overall

16604

Females

6322

F60-64

6322

25.2M→FINISH

25.2 - 26.2 mi

Top 61%
×2
+22ft-21ft

Overall

17694

Females

6895

F60-64

6895

Passing

Athletes you passed and who passed you throughout the race

Passing Analysis

Category:
Athletes Passed
3061*
Passed By
356
Net Change
+2705
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#24259
5K → 10K730*39+691#24259#23568
10K → 15K311*67+244#23568#23324
15K → 20K181121+60#23324#23264
20K → HALF3519+16#23264#23248
HALF → 25K303*23+280#23248#22968
25K → 30K299*27+272#22968#22696
30K → 20M16223+139#22696#22557
20M → 21M17313+160#22557#22397
21M → 35K1492+147#22397#22250
35K → 23M259*5+254#22250#21996
23M → 24M1207+113#21996#21883
24M → 40K1472+145#21883#21738
40K → 25.2M762+74#21738#21664
25.2M → FINISH1166+110#21664#21554
TOTALS3061*356+2705

* 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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