Kelly Maychack

Bib: 20576F

NY

Boston Marathon logo
0:00
0:00
/ mi
Masters
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Overall
#0 / 29021
Top 47%
Gender (Female)
#0 / 12578
Top 33%
Masters (Masters Women)
#0 / 6862
Top 16%
Age Group (F40-44)
#0 / 1737
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
24:36
3.11 mi
Rank: #16326
Start5K
24:36 | 7:56/mi
10K
49:00
6.21 mi
Rank: #16188 (+138)
5K10K
24:24 | 7:52/mi
15K
1:13:29
9.32 mi
Rank: #16119 (+69)
10K15K
24:29 | 7:53/mi
20K
1:37:53
12.43 mi
Rank: #15789 (+330)
15K20K
24:24 | 7:52/mi
HALF
1:43:12
13.11 mi
Rank: #15786 (+3)
20KHALF
5:19 | 7:48/mi
25K
2:02:17
15.53 mi
Rank: #15524 (+262)
HALF25K
19:05 | 7:53/mi
30K
2:27:11
18.64 mi
Rank: #15150 (+374)
25K30K
24:54 | 8:01/mi
20M
2:37:58
20.00 mi
Rank: #14921 (+229)
30K20M
10:47 | 7:57/mi
21M
2:46:15
21.00 mi
Rank: #14694 (+227)
20M21M
8:17 | 8:17/mi
35K
2:51:57
21.75 mi
Rank: #14553 (+141)
21M35K
5:42 | 7:38/mi
23M
3:01:29
23.00 mi
Rank: #14236 (+317)
35K23M
9:32 | 7:38/mi
24M
3:08:59
24.00 mi
Rank: #14045 (+191)
23M24M
7:30 | 7:30/mi
40K
3:15:29
24.85 mi
Rank: #13858 (+187)
24M40K
6:30 | 7:37/mi
25.2M
3:18:16
25.20 mi
Rank: #13772 (+86)
40K25.2M
2:47 | 8:05/mi
FINISH
3:25:24
26.22 mi
Rank: #13510
25.2MFINISH
7:08 | 7:00/mi

Splits & Pacing

Detailed breakdown of your race performance at each timing point

Half Splits

1st Half⚖️ Balanced
via HALF
Distance13.11 mi
Time1:43:12
Pace7:53 /mi
2nd Half⚖️ Balanced
Distance13.11 mi
Time1:42:12
Pace7:48 /mi
📊Even Split: Consistent pacing between halves

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:09:2824:367:5624:36
7:56
-
10K
6.21 mi11:33:5249:007:5424:24
7:52
-0:04
15K
9.32 mi11:58:211:13:297:5424:29
7:53
+0:01
20K
12.43 mi12:22:451:37:537:5324:24
7:52
-0:01
HALF
13.11 mi12:28:041:43:127:535:19
7:48
-0:04
25K
15.53 mi12:47:092:02:177:5319:05
7:53
+0:05
30K
18.64 mi13:12:032:27:117:5424:54
8:01
+0:08
20M
20.00 mi13:22:502:37:587:5410:47
7:57
-0:04
21M
21.00 mi13:31:072:46:157:568:17
8:17
+0:20
35K
21.75 mi13:36:492:51:577:555:42
7:38
-0:39
23M
23.00 mi13:46:213:01:297:549:32
7:38
0:00
24M
24.00 mi13:53:513:08:597:537:30
7:30
-0:08
40K
24.85 mi14:00:213:15:297:526:30
7:37
+0:07
25.2M
25.20 mi14:03:083:18:167:532:47
8:05
+0:28
FINISH
26.22 mi14:10:163:25:247:517:08
7:00
-1:05

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

7:00 /mi

Average Pace

7:50 /mi

Slowest Pace

8:17 /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

36:22

18% of race

Time at Steady Pace

2:40:45

78% of race

Time at Slower Pace

8:17

4% of race

Average Pace: 7:50 /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 mi11:09:2824:367:5624:36
7:56
#16326
10K
6.21 mi11:33:5249:007:5424:24
7:52
#16188
15K
9.32 mi11:58:211:13:297:5424:29
7:53
#16119
20K
12.43 mi12:22:451:37:537:5324:24
7:52
#15789
HALF
13.11 mi12:28:041:43:127:535:19
7:48
#15786
25K
15.53 mi12:47:092:02:177:5319:05
7:53
#15524
30K
18.64 mi13:12:032:27:117:5424:54
8:01
#15150
20M
20.00 mi13:22:502:37:587:5410:47
7:57
#14921
21M
21.00 mi13:31:072:46:157:568:17
8:17
#14694
35K
21.75 mi13:36:492:51:577:555:42
7:38
#14553
23M
23.00 mi13:46:213:01:297:549:32
7:38
#14236
24M
24.00 mi13:53:513:08:597:537:30
7:30
#14045
40K
24.85 mi14:00:213:15:297:526:30
7:37
#13858
25.2M
25.20 mi14:03:083:18:167:532:47
8:05
#13772
FINISH
26.22 mi14:10:163:25:247:517:08
7:00
#13510
Faster pace
Steady pace
Slower pace

Rankings

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

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF40-44Seg. OverallSeg. FemalesSeg. F40-44
5K3.11 mi3.11 mi163265515551516019(Top 55%)5344(Top 42%)5344(Top 308%)
10K6.21 mi3.10 mi16188+1385448+675448+6716096(Top 55%)5360(Top 43%)5360(Top 309%)
15K9.32 mi3.11 mi16119+695403+455403+4516019(Top 55%)5344(Top 42%)5344(Top 308%)
20K12.43 mi3.11 mi15789+3305226+1775226+17714949(Top 52%)4761(Top 38%)4761(Top 274%)
HALF13.11 mi0.68 mi15786+35222+45222+415537(Top 54%)5037(Top 40%)5037(Top 290%)
25K15.53 mi2.42 mi15524+2625087+1355087+13514374(Top 50%)4500(Top 36%)4500(Top 259%)
30K18.64 mi3.11 mi15150+3744891+1964891+19613591(Top 47%)4174(Top 33%)4174(Top 240%)
20M20.00 mi1.36 mi14921+2294777+1144777+11412413(Top 43%)3627(Top 29%)3627(Top 209%)
21M21.00 mi1.00 mi14694+2274665+1124665+11211774(Top 41%)3413(Top 27%)3413(Top 196%)
35K21.75 mi0.75 mi14553+1414596+694596+6911797(Top 41%)3441(Top 27%)3441(Top 198%)
23M23.00 mi1.25 mi14236+3174435+1614435+1619750(Top 34%)2480(Top 20%)2480(Top 143%)
24M24.00 mi1.00 mi14045+1914350+854350+8510148(Top 35%)2754(Top 22%)2754(Top 159%)
40K24.85 mi0.85 mi13858+1874268+824268+829663(Top 33%)2607(Top 21%)2607(Top 150%)
25.2M25.20 mi0.35 mi13772+864223+454223+458933(Top 31%)2357(Top 19%)2357(Top 136%)
FINISH26.22 mi1.02 mi13510+2624104+1194104+1197625(Top 26%)1766(Top 14%)1766(Top 102%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 55%
×21
+97ft-345ft

Overall

16019

Females

5344

F40-44

5344

5K→10K

3.1 - 6.2 mi

Top 55%
×5
+79ft-138ft

Overall

16096

Females

5360

F40-44

5360

10K→15K

6.2 - 9.3 mi

Top 55%
×3
+67ft-78ft

Overall

16019

Females

5344

F40-44

5344

15K→20K

9.3 - 12.4 mi

Top 52%
×5
+106ft-86ft

Overall

14949

Females

4761

F40-44

4761

20K→HALF

12.4 - 13.1 mi

Top 54%
×2
+19ft-37ft

Overall

15537

Females

5037

F40-44

5037

HALF→25K

13.1 - 15.5 mi

Top 50%
×4
+66ft-88ft

Overall

14374

Females

4500

F40-44

4500

25K→30K

15.5 - 18.6 mi

Top 47%
×9
+181ft-148ft

Overall

13591

Females

4174

F40-44

4174

30K→20M

18.6 - 20.0 mi

Top 43%
×5
+64ft-50ft

Overall

12413

Females

3627

F40-44

3627

20M→21M

20.0 - 21.0 mi

Top 41%
×8
+106ft-24ft

Overall

11774

Females

3413

F40-44

3413

21M→35K

21.0 - 21.8 mi

Top 41%
×7
+17ft-86ft

Overall

11797

Females

3441

F40-44

3441

35K→23M

21.8 - 23.0 mi

Top 34%
×5
+23ft-63ft

Overall

9750

Females

2480

F40-44

2480

23M→24M

23.0 - 24.0 mi

Top 35%
×6
+12ft-82ft

Overall

10148

Females

2754

F40-44

2754

24M→40K

24.0 - 24.9 mi

Top 33%
×1
+6ft-20ft

Overall

9663

Females

2607

F40-44

2607

40K→25.2M

24.9 - 25.2 mi

Top 31%
×1
+13ft-16ft

Overall

8933

Females

2357

F40-44

2357

25.2M→FINISH

25.2 - 26.2 mi

Top 26%
×2
+22ft-21ft

Overall

7625

Females

1766

F40-44

1766

Passing

Athletes you passed and who passed you throughout the race

Passing Analysis

Position interactions are being recalculated

Started about 7 hours ago. This usually takes 10-20 minutes. Please check back shortly.

Qualifying & Age Grade

See how your performance stacks up against qualifying standards

OTQ

Olympic Trials Qualifying analysis available

Activity Data

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Public Race Data

Boston Athletic Association

Boston Athletic Association

Mika Timing

Mika Timing