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BOSTON MARATHON 2026

Mackenzie Donovan

Bib: 27245•F

MA

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Overall
#0 / 29021
Gender (Female)
#0 / 12578
Age Group (F18-39)
#0 / 5716
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
38:06
3.11 mi
Rank: #28876
Start → 5K
38:06 | 12:16/mi
10K
1:15:21
6.21 mi
Rank: #28783 (+93)
5K → 10K
37:15 | 12:00/mi
15K
1:52:20
9.32 mi
Rank: #28658 (+125)
10K → 15K
36:59 | 11:55/mi
20K
2:25:42
12.43 mi
Rank: #28297 (+361)
15K → 20K
33:22 | 10:45/mi
HALF
2:33:35
13.11 mi
Rank: #28280 (+17)
20K → HALF
7:53 | 11:34/mi
25K
3:03:39
15.53 mi
Rank: #28198 (+82)
HALF → 25K
30:04 | 12:24/mi
30K
3:43:04
18.64 mi
Rank: #28083 (+115)
25K → 30K
39:25 | 12:42/mi
20M
4:00:28
20.00 mi
Rank: #28018 (+65)
30K → 20M
17:24 | 12:49/mi
21M
4:13:07
21.00 mi
Rank: #27950 (+68)
20M → 21M
12:39 | 12:39/mi
35K
4:21:32
21.75 mi
Rank: #27903 (+47)
21M → 35K
8:25 | 11:16/mi
23M
4:36:18
23.00 mi
Rank: #27835 (+68)
35K → 23M
14:46 | 11:48/mi
24M
4:47:40
24.00 mi
Rank: #27782 (+53)
23M → 24M
11:22 | 11:22/mi
40K
4:57:13
24.85 mi
Rank: #27707 (+75)
24M → 40K
9:33 | 11:11/mi
25.2M
5:02:04
25.20 mi
Rank: #27699 (+8)
40K → 25.2M
4:51 | 14:04/mi
FINISH
5:13:01
26.22 mi
Rank: #27646 (+53)
25.2M → FINISH
10:57 | 10:45/mi

Splits & Pacing

Detailed breakdown of your race performance at each timing point

Half Splits

1st HalfFaster
via HALF
Distance13.11 mi
Time2:33:35
Pace11:43 /mi
2nd Half
Distance13.11 mi
Time2:39:26
Pace12:10 /mi
📊Positive Split: 3.8% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi12:00:5638:0612:1638:06
12:16
-
10K
6.21 mi12:38:111:15:2112:0837:15
12:00
-0:16
15K
9.32 mi13:15:101:52:2012:0436:59
11:55
-0:05
20K
12.43 mi13:48:322:25:4211:4433:22
10:45
-1:10
HALF
13.11 mi13:56:252:33:3511:437:53
11:34
+0:49
25K
15.53 mi14:26:293:03:3911:5030:04
12:24
+0:50
30K
18.64 mi15:05:543:43:0411:5839:25
12:42
+0:18
20M
20.00 mi15:23:184:00:2812:0217:24
12:49
+0:07
21M
21.00 mi15:35:574:13:0712:0412:39
12:39
-0:10
35K
21.75 mi15:44:224:21:3212:028:25
11:16
-1:23
23M
23.00 mi15:59:084:36:1812:0114:46
11:48
+0:32
24M
24.00 mi16:10:304:47:4012:0011:22
11:22
-0:26
40K
24.85 mi16:20:034:57:1311:589:33
11:11
-0:11
25.2M
25.20 mi16:24:545:02:0412:004:51
14:04
+2:53
FINISH
26.22 mi16:35:515:13:0111:5710:57
10:45
-3:19

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

10:45 /mi

Average Pace

11:57 /mi

Slowest Pace

14:04 /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

1:13:39

24% of race

Time at Steady Pace

2:14:59

43% of race

Time at Slower Pace

1:44:23

33% of race

Average Pace: 11:56 /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 mi12:00:5638:0612:1638:06
12:16
#28876
10K
6.21 mi12:38:111:15:2112:0837:15
12:00
#28783
15K
9.32 mi13:15:101:52:2012:0436:59
11:55
#28658
20K
12.43 mi13:48:322:25:4211:4433:22
10:45
#28297
HALF
13.11 mi13:56:252:33:3511:437:53
11:34
#28280
25K
15.53 mi14:26:293:03:3911:5030:04
12:24
#28198
30K
18.64 mi15:05:543:43:0411:5839:25
12:42
#28083
20M
20.00 mi15:23:184:00:2812:0217:24
12:49
#28018
21M
21.00 mi15:35:574:13:0712:0412:39
12:39
#27950
35K
21.75 mi15:44:224:21:3212:028:25
11:16
#27903
23M
23.00 mi15:59:084:36:1812:0114:46
11:48
#27835
24M
24.00 mi16:10:304:47:4012:0011:22
11:22
#27782
40K
24.85 mi16:20:034:57:1311:589:33
11:11
#27707
25.2M
25.20 mi16:24:545:02:0412:004:51
14:04
#27699
FINISH
26.22 mi16:35:515:13:0111:5710:57
10:45
#27646
Faster pace
Steady pace
Slower pace

Rankings

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

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi3.11 mi28876124821248228289(Top 97%)12110(Top 96%)12110(Top 212%)
10K6.21 mi3.10 mi28783+9312418+6412418+6428577(Top 98%)12274(Top 98%)12274(Top 215%)
15K9.32 mi3.11 mi28658+12512327+9112327+9128289(Top 97%)12110(Top 96%)12110(Top 212%)
20K12.43 mi3.11 mi28297+36112092+23512092+23526597(Top 92%)11102(Top 88%)11102(Top 194%)
HALF13.11 mi0.68 mi28280+1712077+1512077+1527934(Top 96%)11915(Top 95%)11915(Top 208%)
25K15.53 mi2.42 mi28198+8212035+4212035+4227842(Top 96%)11852(Top 94%)11852(Top 207%)
30K18.64 mi3.11 mi28083+11511973+6211973+6227459(Top 95%)11708(Top 93%)11708(Top 205%)
20M20.00 mi1.36 mi28018+6511942+3111942+3127265(Top 94%)11626(Top 92%)11626(Top 203%)
21M21.00 mi1.00 mi27950+6811900+4211900+4225982(Top 90%)11014(Top 88%)11014(Top 193%)
35K21.75 mi0.75 mi27903+4711873+2711873+2725696(Top 89%)10887(Top 87%)10887(Top 190%)
23M23.00 mi1.25 mi27835+6811847+2611847+2625873(Top 89%)11008(Top 88%)11008(Top 193%)
24M24.00 mi1.00 mi27782+5311825+2211825+2225759(Top 89%)10984(Top 87%)10984(Top 192%)
40K24.85 mi0.85 mi27707+7511793+3211793+3224601(Top 85%)10447(Top 83%)10447(Top 183%)
25.2M25.20 mi0.35 mi27699+811789+411789+427274(Top 94%)11774(Top 94%)11774(Top 206%)
FINISH26.22 mi1.02 mi27646+5311768+2111768+2125627(Top 88%)10958(Top 87%)10958(Top 192%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 97%
×21
+97ft-345ft

Overall

28289

Females

12110

F18-39

12110

5K→10K

3.1 - 6.2 mi

Top 98%
×5
+79ft-138ft

Overall

28577

Females

12274

F18-39

12274

10K→15K

6.2 - 9.3 mi

Top 97%
×3
+67ft-78ft

Overall

28289

Females

12110

F18-39

12110

15K→20K

9.3 - 12.4 mi

Top 92%
×5
+106ft-86ft

Overall

26597

Females

11102

F18-39

11102

20K→HALF

12.4 - 13.1 mi

Top 96%
×2
+19ft-37ft

Overall

27934

Females

11915

F18-39

11915

HALF→25K

13.1 - 15.5 mi

Top 96%
×4
+66ft-88ft

Overall

27842

Females

11852

F18-39

11852

25K→30K

15.5 - 18.6 mi

Top 95%
×9
+181ft-148ft

Overall

27459

Females

11708

F18-39

11708

30K→20M

18.6 - 20.0 mi

Top 94%
×5
+64ft-50ft

Overall

27265

Females

11626

F18-39

11626

20M→21M

20.0 - 21.0 mi

Top 90%
×8
+106ft-24ft

Overall

25982

Females

11014

F18-39

11014

21M→35K

21.0 - 21.8 mi

Top 89%
×7
+17ft-86ft

Overall

25696

Females

10887

F18-39

10887

35K→23M

21.8 - 23.0 mi

Top 89%
×5
+23ft-63ft

Overall

25873

Females

11008

F18-39

11008

23M→24M

23.0 - 24.0 mi

Top 89%
×6
+12ft-82ft

Overall

25759

Females

10984

F18-39

10984

24M→40K

24.0 - 24.9 mi

Top 85%
×1
+6ft-20ft

Overall

24601

Females

10447

F18-39

10447

40K→25.2M

24.9 - 25.2 mi

Top 94%
×1
+13ft-16ft

Overall

27274

Females

11774

F18-39

11774

25.2M→FINISH

25.2 - 26.2 mi

Top 88%
×2
+22ft-21ft

Overall

25627

Females

10958

F18-39

10958

Passing

Athletes you passed and who passed you throughout the race

Passing Analysis

Category:
Athletes Passed
1293*
Passed By
63
Net Change
+1230
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#28876
5K → 10K1029+93#28876#28783
10K → 15K1316+125#28783#28658
15K → 20K361*0+361#28658#28297
20K → HALF192+17#28297#28280
HALF → 25K9513+82#28280#28198
25K → 30K12510+115#28198#28083
30K → 20M749+65#28083#28018
20M → 21M680+68#28018#27950
21M → 35K492+47#27950#27903
35K → 23M713+68#27903#27835
23M → 24M530+53#27835#27782
24M → 40K750+75#27782#27707
40K → 25.2M146+8#27707#27699
25.2M → FINISH563+53#27699#27646
TOTALS1293*63+1230

* 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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Public Race Data

Boston Athletic Association

Boston Athletic Association

Mika Timing

Mika Timing