Public Race Data

Boston Athletic Association

Boston Athletic Association

Mika Timing

Mika Timing

Susan Lubbe

Bib: 21841FAge: N/A

Boston Marathon logo
0:00
0:00
/ mi
Masters
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Overall
#0 / 29021
Top 49%
Gender (Female)
#0 / 12578
Top 36%
Masters (Masters Women)
#0 / 6862
Top 20%
Age Group (F50-54)
#0 / 1233
Top 14%
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
25:07
3.11 mi
Rank: #17517
Start5K
25:07 | 8:06/mi
10K
49:14
6.21 mi
Rank: #16499 (+1018)
5K10K
24:07 | 7:46/mi
15K
1:13:21
9.32 mi
Rank: #16003 (+496)
10K15K
24:07 | 7:46/mi
20K
1:37:42
12.43 mi
Rank: #15659 (+344)
15K20K
24:21 | 7:51/mi
HALF
1:43:06
13.11 mi
Rank: #15714 (-55)
20KHALF
5:24 | 7:56/mi
25K
2:02:19
15.53 mi
Rank: #15545 (+169)
HALF25K
19:13 | 7:56/mi
30K
2:27:12
18.64 mi
Rank: #15158 (+387)
25K30K
24:53 | 8:01/mi
20M
2:38:11
20.00 mi
Rank: #15012 (+146)
30K20M
10:59 | 8:06/mi
21M
2:46:34
21.00 mi
Rank: #14805 (+207)
20M21M
8:23 | 8:23/mi
35K
2:52:16
21.75 mi
Rank: #14685 (+120)
21M35K
5:42 | 7:38/mi
23M
3:02:11
23.00 mi
Rank: #14484 (+201)
35K23M
9:55 | 7:56/mi
24M
3:10:00
24.00 mi
Rank: #14384 (+100)
23M24M
7:49 | 7:49/mi
40K
3:16:48
24.85 mi
Rank: #14285 (+99)
24M40K
6:48 | 7:58/mi
25.2M
3:19:45
25.20 mi
Rank: #14244 (+41)
40K25.2M
2:57 | 8:34/mi
FINISH
3:27:41
26.22 mi
Rank: #14232 (+12)
25.2MFINISH
7:56 | 7:48/mi

Splits & Pacing

Detailed breakdown of your race performance at each timing point

Half Splits

1st HalfFaster
via HALF
Distance13.11 mi
Time1:43:06
Pace7:52 /mi
2nd Half
Distance13.11 mi
Time1:44:35
Pace7:59 /mi
📊Positive Split: 1.4% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:26:3325:078:0625:07
8:06
-
10K
6.21 mi11:50:4049:147:5624:07
7:46
-0:20
15K
9.32 mi12:14:471:13:217:5324:07
7:46
0:00
20K
12.43 mi12:39:081:37:427:5224:21
7:51
+0:05
HALF
13.11 mi12:44:321:43:067:525:24
7:56
+0:05
25K
15.53 mi13:03:452:02:197:5319:13
7:56
0:00
30K
18.64 mi13:28:382:27:127:5424:53
8:01
+0:05
20M
20.00 mi13:39:372:38:117:5510:59
8:06
+0:05
21M
21.00 mi13:48:002:46:347:568:23
8:23
+0:17
35K
21.75 mi13:53:422:52:167:565:42
7:38
-0:45
23M
23.00 mi14:03:373:02:117:569:55
7:56
+0:18
24M
24.00 mi14:11:263:10:007:567:49
7:49
-0:07
40K
24.85 mi14:18:143:16:487:566:48
7:58
+0:09
25.2M
25.20 mi14:21:113:19:457:562:57
8:34
+0:36
FINISH
26.22 mi14:29:073:27:417:567:56
7:48
-0:46

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

7:38 /mi

Average Pace

7:56 /mi

Slowest Pace

8:34 /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

3:24:44

99% of race

Time at Steady Pace

2:57

1% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 7:55 /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 mi11:26:3325:078:0625:07
8:06
#17517
10K
6.21 mi11:50:4049:147:5624:07
7:46
#16499
15K
9.32 mi12:14:471:13:217:5324:07
7:46
#16003
20K
12.43 mi12:39:081:37:427:5224:21
7:51
#15659
HALF
13.11 mi12:44:321:43:067:525:24
7:56
#15714
25K
15.53 mi13:03:452:02:197:5319:13
7:56
#15545
30K
18.64 mi13:28:382:27:127:5424:53
8:01
#15158
20M
20.00 mi13:39:372:38:117:5510:59
8:06
#15012
21M
21.00 mi13:48:002:46:347:568:23
8:23
#14805
35K
21.75 mi13:53:422:52:167:565:42
7:38
#14685
23M
23.00 mi14:03:373:02:117:569:55
7:56
#14484
24M
24.00 mi14:11:263:10:007:567:49
7:49
#14384
40K
24.85 mi14:18:143:16:487:566:48
7:58
#14285
25.2M
25.20 mi14:21:113:19:457:562:57
8:34
#14244
FINISH
26.22 mi14:29:073:27:417:567:56
7:48
#14232
Faster pace
Steady pace
Slower pace

Rankings

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

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF50-54Seg. OverallSeg. FemalesSeg. F50-54
5K3.11 mi3.11 mi175176218621815036(Top 52%)4761(Top 38%)4761(Top 386%)
10K6.21 mi3.10 mi16499+10185633+5855633+58515304(Top 53%)4892(Top 39%)4892(Top 397%)
15K9.32 mi3.11 mi16003+4965331+3025331+30215036(Top 52%)4761(Top 38%)4761(Top 386%)
20K12.43 mi3.11 mi15659+3445154+1775154+17714836(Top 51%)4697(Top 37%)4697(Top 381%)
HALF13.11 mi0.68 mi15714-555185-315185-3116539(Top 57%)5631(Top 45%)5631(Top 457%)
25K15.53 mi2.42 mi15545+1695100+855100+8514791(Top 51%)4748(Top 38%)4748(Top 385%)
30K18.64 mi3.11 mi15158+3874897+2034897+20313555(Top 47%)4159(Top 33%)4159(Top 337%)
20M20.00 mi1.36 mi15012+1464836+614836+6113446(Top 46%)4196(Top 33%)4196(Top 340%)
21M21.00 mi1.00 mi14805+2074742+944742+9412405(Top 43%)3740(Top 30%)3740(Top 303%)
35K21.75 mi0.75 mi14685+1204682+604682+6011804(Top 41%)3448(Top 27%)3448(Top 280%)
23M23.00 mi1.25 mi14484+2014592+904592+9011967(Top 41%)3591(Top 29%)3591(Top 291%)
24M24.00 mi1.00 mi14384+1004556+364556+3612474(Top 43%)3971(Top 32%)3971(Top 322%)
40K24.85 mi0.85 mi14285+994518+384518+3812227(Top 42%)3907(Top 31%)3907(Top 317%)
25.2M25.20 mi0.35 mi14244+414505+134505+1312078(Top 42%)3908(Top 31%)3908(Top 317%)
FINISH26.22 mi1.02 mi14232+124516-114516-1113686(Top 47%)4766(Top 38%)4766(Top 387%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 52%
×21
+97ft-345ft

Overall

15036

Females

4761

F50-54

4761

5K→10K

3.1 - 6.2 mi

Top 53%
×5
+79ft-138ft

Overall

15304

Females

4892

F50-54

4892

10K→15K

6.2 - 9.3 mi

Top 52%
×3
+67ft-78ft

Overall

15036

Females

4761

F50-54

4761

15K→20K

9.3 - 12.4 mi

Top 51%
×5
+106ft-86ft

Overall

14836

Females

4697

F50-54

4697

20K→HALF

12.4 - 13.1 mi

Top 57%
×2
+19ft-37ft

Overall

16539

Females

5631

F50-54

5631

HALF→25K

13.1 - 15.5 mi

Top 51%
×4
+66ft-88ft

Overall

14791

Females

4748

F50-54

4748

25K→30K

15.5 - 18.6 mi

Top 47%
×9
+181ft-148ft

Overall

13555

Females

4159

F50-54

4159

30K→20M

18.6 - 20.0 mi

Top 46%
×5
+64ft-50ft

Overall

13446

Females

4196

F50-54

4196

20M→21M

20.0 - 21.0 mi

Top 43%
×8
+106ft-24ft

Overall

12405

Females

3740

F50-54

3740

21M→35K

21.0 - 21.8 mi

Top 41%
×7
+17ft-86ft

Overall

11804

Females

3448

F50-54

3448

35K→23M

21.8 - 23.0 mi

Top 41%
×5
+23ft-63ft

Overall

11967

Females

3591

F50-54

3591

23M→24M

23.0 - 24.0 mi

Top 43%
×6
+12ft-82ft

Overall

12474

Females

3971

F50-54

3971

24M→40K

24.0 - 24.9 mi

Top 42%
×1
+6ft-20ft

Overall

12227

Females

3907

F50-54

3907

40K→25.2M

24.9 - 25.2 mi

Top 42%
×1
+13ft-16ft

Overall

12078

Females

3908

F50-54

3908

25.2M→FINISH

25.2 - 26.2 mi

Top 47%
×2
+22ft-21ft

Overall

13686

Females

4766

F50-54

4766

Passing

Athletes you passed and who passed you throughout the race

Passing Analysis

Category:
Athletes Passed
3755*
Passed By
470
Net Change
+3285
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#17517
5K10K1056*38+1018#17517#16499
10K15K539*43+496#16499#16003
15K20K387*43+344#16003#15659
20KHALF2378-55#15659#15714
HALF25K222*53+169#15714#15545
25K30K423*36+387#15545#15158
30K20M16822+146#15158#15012
20M21M216*9+207#15012#14805
21M35K1266+120#14805#14685
35K23M219*18+201#14685#14484
23M24M12121+100#14484#14384
24M40K12324+99#14384#14285
40K25.2M5716+41#14285#14244
25.2MFINISH7563+12#14244#14232
TOTALS3755*470+3285

* 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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