Public Race Data

Boston Athletic Association

Boston Athletic Association

Mika Timing

Mika Timing

Carolyn Jander

Bib: 21423FAge: N/A

NJ

Boston Marathon logo
0:00
0:00
/ mi
Masters
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Overall
#0 / 29021
Gender (Female)
#0 / 12578
Top 38%
Masters (Masters Women)
#0 / 6862
Top 23%
Age Group (F50-54)
#0 / 1233
Top 16%
Race Day Weather
51°/41°F
overcast clouds
Personalized for Carolyn

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 · 7:18/mi at mile 21.7

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
24:33
3.11 mi
Rank: #16219
Start5K
24:33 | 7:55/mi
10K
49:03
6.21 mi
Rank: #16250 (-31)
5K10K
24:30 | 7:54/mi
15K
1:14:25
9.32 mi
Rank: #16923 (-673)
10K15K
25:22 | 8:10/mi
20K
1:39:47
12.43 mi
Rank: #17016 (-93)
15K20K
25:22 | 8:10/mi
HALF
1:45:15
13.11 mi
Rank: #17025 (-9)
20KHALF
5:28 | 8:02/mi
25K
2:05:08
15.53 mi
Rank: #16960 (+65)
HALF25K
19:53 | 8:12/mi
30K
2:30:34
18.64 mi
Rank: #16556 (+404)
25K30K
25:26 | 8:12/mi
20M
2:41:30
20.00 mi
Rank: #16290 (+266)
30K20M
10:56 | 8:03/mi
21M
2:49:45
21.00 mi
Rank: #15994 (+296)
20M21M
8:15 | 8:15/mi
35K
2:55:13
21.75 mi
Rank: #15746 (+248)
21M35K
5:28 | 7:19/mi
23M
3:04:50
23.00 mi
Rank: #15400 (+346)
35K23M
9:37 | 7:42/mi
24M
3:12:17
24.00 mi
Rank: #15133 (+267)
23M24M
7:27 | 7:27/mi
40K
3:18:52
24.85 mi
Rank: #14934 (+199)
24M40K
6:35 | 7:42/mi
25.2M
3:21:40
25.20 mi
Rank: #14855 (+79)
40K25.2M
2:48 | 8:08/mi
FINISH
3:29:19
26.22 mi
Rank: #14715 (+140)
25.2MFINISH
7:39 | 7:31/mi

Splits & Pacing

Detailed breakdown of your race performance at each timing point

Half Splits

1st Half
via HALF
Distance13.11 mi
Time1:45:15
Pace8:02 /mi
2nd Half✓ Faster
Distance13.11 mi
Time1:44:04
Pace7:57 /mi
📊Negative Split: 1.1% faster second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:31:5724:337:5524:33
7:55
-
10K
6.21 mi11:56:2749:037:5424:30
7:54
-0:01
15K
9.32 mi12:21:491:14:258:0025:22
8:10
+0:16
20K
12.43 mi12:47:111:39:478:0225:22
8:10
0:00
HALF
13.11 mi12:52:391:45:158:025:28
8:02
-0:08
25K
15.53 mi13:12:322:05:088:0419:53
8:12
+0:10
30K
18.64 mi13:37:582:30:348:0525:26
8:12
0:00
20M
20.00 mi13:48:542:41:308:0510:56
8:03
-0:09
21M
21.00 mi13:57:092:49:458:068:15
8:15
+0:12
35K
21.75 mi14:02:372:55:138:045:28
7:19
-0:56
23M
23.00 mi14:12:143:04:508:039:37
7:42
+0:23
24M
24.00 mi14:19:413:12:178:017:27
7:27
-0:15
40K
24.85 mi14:26:163:18:528:016:35
7:42
+0:15
25.2M
25.20 mi14:29:043:21:408:012:48
8:08
+0:26
FINISH
26.22 mi14:36:433:29:198:007:39
7:31
-0:37

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

7:19 /mi

Average Pace

7:59 /mi

Slowest Pace

8:15 /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

1:31:17

44% of race

Time at Steady Pace

1:58:02

56% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 7:59 /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 mi11:31:5724:337:5524:33
7:55
#16219
10K
6.21 mi11:56:2749:037:5424:30
7:54
#16250
15K
9.32 mi12:21:491:14:258:0025:22
8:10
#16923
20K
12.43 mi12:47:111:39:478:0225:22
8:10
#17016
HALF
13.11 mi12:52:391:45:158:025:28
8:02
#17025
25K
15.53 mi13:12:322:05:088:0419:53
8:12
#16960
30K
18.64 mi13:37:582:30:348:0525:26
8:12
#16556
20M
20.00 mi13:48:542:41:308:0510:56
8:03
#16290
21M
21.00 mi13:57:092:49:458:068:15
8:15
#15994
35K
21.75 mi14:02:372:55:138:045:28
7:19
#15746
23M
23.00 mi14:12:143:04:508:039:37
7:42
#15400
24M
24.00 mi14:19:413:12:178:017:27
7:27
#15133
40K
24.85 mi14:26:163:18:528:016:35
7:42
#14934
25.2M
25.20 mi14:29:043:21:408:012:48
8:08
#14855
FINISH
26.22 mi14:36:433:29:198:007:39
7:31
#14715
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 mi162195455545518125(Top 62%)6539(Top 52%)6539(Top 530%)
10K6.21 mi3.10 mi16250-315486-315486-3116347(Top 56%)5520(Top 44%)5520(Top 448%)
15K9.32 mi3.11 mi16923-6735879-3935879-39318125(Top 62%)6539(Top 52%)6539(Top 530%)
20K12.43 mi3.11 mi17016-935943-645943-6417264(Top 59%)6081(Top 48%)6081(Top 493%)
HALF13.11 mi0.68 mi17025-95948-55948-517255(Top 59%)6038(Top 48%)6038(Top 490%)
25K15.53 mi2.42 mi16960+655916+325916+3216788(Top 58%)5866(Top 47%)5866(Top 476%)
30K18.64 mi3.11 mi16556+4045732+1845732+18414844(Top 51%)4880(Top 39%)4880(Top 396%)
20M20.00 mi1.36 mi16290+2665591+1415591+14113202(Top 45%)4059(Top 32%)4059(Top 329%)
21M21.00 mi1.00 mi15994+2965433+1585433+15811585(Top 40%)3310(Top 26%)3310(Top 268%)
35K21.75 mi0.75 mi15746+2485296+1375296+1379450(Top 33%)2252(Top 18%)2252(Top 183%)
23M23.00 mi1.25 mi15400+3465128+1685128+16810226(Top 35%)2729(Top 22%)2729(Top 221%)
24M24.00 mi1.00 mi15133+2674987+1414987+1419760(Top 34%)2570(Top 20%)2570(Top 208%)
40K24.85 mi0.85 mi14934+1994896+914896+9110387(Top 36%)2961(Top 24%)2961(Top 240%)
25.2M25.20 mi0.35 mi14855+794860+364860+369232(Top 32%)2495(Top 20%)2495(Top 202%)
FINISH26.22 mi1.02 mi14715+1404796+644796+6411516(Top 40%)3623(Top 29%)3623(Top 294%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 62%
×21
+97ft-345ft

Overall

18125

Females

6539

F50-54

6539

5K→10K

3.1 - 6.2 mi

Top 56%
×5
+79ft-138ft

Overall

16347

Females

5520

F50-54

5520

10K→15K

6.2 - 9.3 mi

Top 62%
×3
+67ft-78ft

Overall

18125

Females

6539

F50-54

6539

15K→20K

9.3 - 12.4 mi

Top 59%
×5
+106ft-86ft

Overall

17264

Females

6081

F50-54

6081

20K→HALF

12.4 - 13.1 mi

Top 59%
×2
+19ft-37ft

Overall

17255

Females

6038

F50-54

6038

HALF→25K

13.1 - 15.5 mi

Top 58%
×4
+66ft-88ft

Overall

16788

Females

5866

F50-54

5866

25K→30K

15.5 - 18.6 mi

Top 51%
×9
+181ft-148ft

Overall

14844

Females

4880

F50-54

4880

30K→20M

18.6 - 20.0 mi

Top 45%
×5
+64ft-50ft

Overall

13202

Females

4059

F50-54

4059

20M→21M

20.0 - 21.0 mi

Top 40%
×8
+106ft-24ft

Overall

11585

Females

3310

F50-54

3310

21M→35K

21.0 - 21.8 mi

Top 33%
×7
+17ft-86ft

Overall

9450

Females

2252

F50-54

2252

35K→23M

21.8 - 23.0 mi

Top 35%
×5
+23ft-63ft

Overall

10226

Females

2729

F50-54

2729

23M→24M

23.0 - 24.0 mi

Top 34%
×6
+12ft-82ft

Overall

9760

Females

2570

F50-54

2570

24M→40K

24.0 - 24.9 mi

Top 36%
×1
+6ft-20ft

Overall

10387

Females

2961

F50-54

2961

40K→25.2M

24.9 - 25.2 mi

Top 32%
×1
+13ft-16ft

Overall

9232

Females

2495

F50-54

2495

25.2M→FINISH

25.2 - 26.2 mi

Top 40%
×2
+22ft-21ft

Overall

11516

Females

3623

F50-54

3623

Passing

Athletes you passed and who passed you throughout the race

Passing Analysis

Category:
Athletes Passed
2905*
Passed By
795
Net Change
+1504
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#16219
5K10K200200-31#16219#16250
10K15K51200-673#16250#16923
15K20K158200-93#16923#17016
20KHALF2736-9#17016#17025
HALF25K169104+65#17025#16960
25K30K433*29+404#16960#16556
30K20M270*4+266#16556#16290
20M21M297*1+296#16290#15994
21M35K248*0+248#15994#15746
35K23M347*1+346#15746#15400
23M24M271*4+267#15400#15133
24M40K202*3+199#15133#14934
40K25.2M834+79#14934#14855
25.2MFINISH1499+140#14855#14715
TOTALS2905*795+1504

* 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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