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Public Race Data

Boston Athletic Association

Boston Athletic Association

Mika Timing

Mika Timing
BOSTON MARATHON 2026

Nancy Robertson

Bib: 25882 •F •Age: N/A

WA

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 (F65-69)
#0 / 273
Top 36%
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
29:30
3.11 mi
Rank: #24473
Start → 5K
29:30 | 9:30/mi
10K
59:22
6.21 mi
Rank: #24683 (-210)
5K → 10K
29:52 | 9:37/mi
15K
1:30:46
9.32 mi
Rank: #25127 (-444)
10K → 15K
31:24 | 10:07/mi
20K
2:00:26
12.43 mi
Rank: #24836 (+291)
15K → 20K
29:40 | 9:33/mi
HALF
2:06:55
13.11 mi
Rank: #24799 (+37)
20K → HALF
6:29 | 9:31/mi
25K
2:30:21
15.53 mi
Rank: #24592 (+207)
HALF → 25K
23:26 | 9:40/mi
30K
3:02:50
18.64 mi
Rank: #24510 (+82)
25K → 30K
32:29 | 10:28/mi
20M
3:16:09
20.00 mi
Rank: #24320 (+190)
30K → 20M
13:19 | 9:49/mi
21M
3:26:20
21.00 mi
Rank: #24129 (+191)
20M → 21M
10:11 | 10:11/mi
35K
3:33:40
21.75 mi
Rank: #24084 (+45)
21M → 35K
7:20 | 9:49/mi
23M
3:46:20
23.00 mi
Rank: #23948 (+136)
35K → 23M
12:40 | 10:08/mi
24M
3:56:00
24.00 mi
Rank: #23850 (+98)
23M → 24M
9:40 | 9:40/mi
40K
4:04:22
24.85 mi
Rank: #23762 (+88)
24M → 40K
8:22 | 9:48/mi
25.2M
4:08:00
25.20 mi
Rank: #23714 (+48)
40K → 25.2M
3:38 | 10:33/mi
FINISH
4:17:49
26.22 mi
Rank: #23672 (+42)
25.2M → FINISH
9:49 | 9:38/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
Time2:06:55
Pace9:41 /mi
2nd Half
Distance13.11 mi
Time2:10:54
Pace10:00 /mi
📊Positive Split: 3.1% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:36:5229:309:3029:30
9:30
-
10K
6.21 mi12:06:4459:229:3429:52
9:37
+0:07
15K
9.32 mi12:38:081:30:469:4531:24
10:07
+0:30
20K
12.43 mi13:07:482:00:269:4229:40
9:33
-0:34
HALF
13.11 mi13:14:172:06:559:416:29
9:31
-0:02
25K
15.53 mi13:37:432:30:219:4123:26
9:40
+0:09
30K
18.64 mi14:10:123:02:509:4932:29
10:28
+0:48
20M
20.00 mi14:23:313:16:099:4913:19
9:49
-0:39
21M
21.00 mi14:33:423:26:209:5010:11
10:11
+0:22
35K
21.75 mi14:41:023:33:409:507:20
9:49
-0:22
23M
23.00 mi14:53:423:46:209:5112:40
10:08
+0:19
24M
24.00 mi15:03:223:56:009:519:40
9:40
-0:28
40K
24.85 mi15:11:444:04:229:508:22
9:48
+0:08
25.2M
25.20 mi15:15:224:08:009:513:38
10:33
+0:45
FINISH
26.22 mi15:25:114:17:499:519:49
9:38
-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

9:30 /mi

Average Pace

9:50 /mi

Slowest Pace

10:33 /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

3:41:42

86% of race

Time at Steady Pace

36:07

14% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 9:50 /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 mi11:36:5229:309:3029:30
9:30
#24473
10K
6.21 mi12:06:4459:229:3429:52
9:37
#24683
15K
9.32 mi12:38:081:30:469:4531:24
10:07
#25127
20K
12.43 mi13:07:482:00:269:4229:40
9:33
#24836
HALF
13.11 mi13:14:172:06:559:416:29
9:31
#24799
25K
15.53 mi13:37:432:30:219:4123:26
9:40
#24592
30K
18.64 mi14:10:123:02:509:4932:29
10:28
#24510
20M
20.00 mi14:23:313:16:099:4913:19
9:49
#24320
21M
21.00 mi14:33:423:26:209:5010:11
10:11
#24129
35K
21.75 mi14:41:023:33:409:507:20
9:49
#24084
23M
23.00 mi14:53:423:46:209:5112:40
10:08
#23948
24M
24.00 mi15:03:223:56:009:519:40
9:40
#23850
40K
24.85 mi15:11:444:04:229:508:22
9:48
#23762
25.2M
25.20 mi15:15:224:08:009:513:38
10:33
#23714
FINISH
26.22 mi15:25:114:17:499:519:49
9:38
#23672
Faster pace
Steady pace
Slower pace

Rankings

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

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF65-69Seg. OverallSeg. FemalesSeg. F65-69
5K3.11 mi3.11 mi244739916991625940(Top 89%)10691(Top 85%)10691(Top 3916%)
10K6.21 mi3.10 mi24683-21010019-10310019-10324885(Top 86%)10112(Top 80%)10112(Top 3704%)
15K9.32 mi3.11 mi25127-44410241-22210241-22225940(Top 89%)10691(Top 85%)10691(Top 3916%)
20K12.43 mi3.11 mi24836+29110096+14510096+14523889(Top 82%)9636(Top 77%)9636(Top 3530%)
HALF13.11 mi0.68 mi24799+3710073+2310073+2324411(Top 84%)9902(Top 79%)9902(Top 3627%)
25K15.53 mi2.42 mi24592+2079977+969977+9623466(Top 81%)9455(Top 75%)9455(Top 3463%)
30K18.64 mi3.11 mi24510+829960+179960+1724206(Top 83%)9951(Top 79%)9951(Top 3645%)
20M20.00 mi1.36 mi24320+1909873+879873+8722042(Top 76%)8874(Top 71%)8874(Top 3251%)
21M21.00 mi1.00 mi24129+1919787+869787+8621041(Top 73%)8411(Top 67%)8411(Top 3081%)
35K21.75 mi0.75 mi24084+459772+159772+1522651(Top 78%)9289(Top 74%)9289(Top 3403%)
23M23.00 mi1.25 mi23948+1369730+429730+4222475(Top 77%)9237(Top 73%)9237(Top 3384%)
24M24.00 mi1.00 mi23850+989684+469684+4621902(Top 75%)8991(Top 71%)8991(Top 3293%)
40K24.85 mi0.85 mi23762+889658+269658+2621348(Top 74%)8763(Top 70%)8763(Top 3210%)
25.2M25.20 mi0.35 mi23714+489643+159643+1521219(Top 73%)8685(Top 69%)8685(Top 3181%)
FINISH26.22 mi1.02 mi23672+429638+59638+522794(Top 79%)9495(Top 75%)9495(Top 3478%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 89%
×21
+97ft-345ft

Overall

25940

Females

10691

F65-69

10691

5K→10K

3.1 - 6.2 mi

Top 86%
×5
+79ft-138ft

Overall

24885

Females

10112

F65-69

10112

10K→15K

6.2 - 9.3 mi

Top 89%
×3
+67ft-78ft

Overall

25940

Females

10691

F65-69

10691

15K→20K

9.3 - 12.4 mi

Top 82%
×5
+106ft-86ft

Overall

23889

Females

9636

F65-69

9636

20K→HALF

12.4 - 13.1 mi

Top 84%
×2
+19ft-37ft

Overall

24411

Females

9902

F65-69

9902

HALF→25K

13.1 - 15.5 mi

Top 81%
×4
+66ft-88ft

Overall

23466

Females

9455

F65-69

9455

25K→30K

15.5 - 18.6 mi

Top 83%
×9
+181ft-148ft

Overall

24206

Females

9951

F65-69

9951

30K→20M

18.6 - 20.0 mi

Top 76%
×5
+64ft-50ft

Overall

22042

Females

8874

F65-69

8874

20M→21M

20.0 - 21.0 mi

Top 73%
×8
+106ft-24ft

Overall

21041

Females

8411

F65-69

8411

21M→35K

21.0 - 21.8 mi

Top 78%
×7
+17ft-86ft

Overall

22651

Females

9289

F65-69

9289

35K→23M

21.8 - 23.0 mi

Top 77%
×5
+23ft-63ft

Overall

22475

Females

9237

F65-69

9237

23M→24M

23.0 - 24.0 mi

Top 75%
×6
+12ft-82ft

Overall

21902

Females

8991

F65-69

8991

24M→40K

24.0 - 24.9 mi

Top 74%
×1
+6ft-20ft

Overall

21348

Females

8763

F65-69

8763

40K→25.2M

24.9 - 25.2 mi

Top 73%
×1
+13ft-16ft

Overall

21219

Females

8685

F65-69

8685

25.2M→FINISH

25.2 - 26.2 mi

Top 79%
×2
+22ft-21ft

Overall

22794

Females

9495

F65-69

9495

Passing

Athletes you passed and who passed you throughout the race

Passing Analysis

Category:
Athletes Passed
1857*
Passed By
620
Net Change
+801
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#24473
5K → 10K149200-210#24473#24683
10K → 15K33200-444#24683#25127
15K → 20K313*22+291#25127#24836
20K → HALF447+37#24836#24799
HALF → 25K220*13+207#24799#24592
25K → 30K182100+82#24592#24510
30K → 20M1922+190#24510#24320
20M → 21M1976+191#24320#24129
21M → 35K5712+45#24129#24084
35K → 23M14711+136#24084#23948
23M → 24M1046+98#23948#23850
24M → 40K946+88#23850#23762
40K → 25.2M535+48#23762#23714
25.2M → FINISH7230+42#23714#23672
TOTALS1857*620+801

* 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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