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BOSTON MARATHON 2023

Kaitlyn Mullen

Bib: 26196•F

MA

0:00
0:00
/ mi
Masters
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Overall
#0 / 26622
Gender (Female)
#0 / 11423
Masters (Masters Women)
#0 / 6539
Division (F45-49)
#0 / 1817
Race Day Weather
49°/39°F
light intensity drizzle

⏱️ Race Timeline

Course Elevation
7–469 ft
≈
×2stacked redwood trees
•▲ 890 ft climb · ▼ 1342 ft descent
Ribbon color based on
FasterSteadySlower· vs. your average pace
Start
0:00
Race begins
5K· 3.11 mi
11:15/mi
34:57
↑ 97↓ 3451.5%
10K· 6.21 mi
11:16/mi
1:09:56
↑ 79↓ 1380.4%
15K· 9.32 mi
11:38/mi
1:46:04
↑ 67↓ 78
20K· 12.43 mi
11:18/mi
2:21:09
↑ 106↓ 860.1%
Half· 13.11 mi
11:02/mi
2:28:41
↑ 19↓ 370.5%
25K· 15.53 mi
12:00/mi
2:57:47
↑ 66↓ 880.2%
30K· 18.64 mi
12:09/mi
3:35:32
↑ 181↓ 1480.2%
20M
12:23/mi
3:52:22
↑ 64↓ 500.2%
21M
12:24/mi
4:04:46
↑ 106↓ 241.6%
35K· 21.75 mi
10:56/mi
4:12:57
↑ 17↓ 861.7%
23M
11:31/mi
4:27:22
↑ 23↓ 630.6%
24M
11:36/mi
4:38:58
↓ 821.3%
40K· 24.85 mi
10:46/mi
4:48:10
↓ 200.3%
25.2M
11:10/mi
4:52:01
↑ 13↓ 160.2%
Finish· 26.22 mi
9:51/mi
5:02:03
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time2:28:41
Pace11:20 /mi
2nd Half
Distance13.11 mi
Time2:33:22
Pace11:42 /mi
📊Positive Split: 3.1% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:56:5334:5711:1534:57
11:15
-
10K
6.21 mi12:31:521:09:5611:1534:59
11:16
+0:01
15K
9.32 mi13:08:001:46:0411:2336:08
11:38
+0:22
20K
12.43 mi13:43:052:21:0911:2135:05
11:18
-0:20
Half
13.11 mi13:50:372:28:4111:207:32
11:02
-0:16
25K
15.53 mi14:19:432:57:4711:2729:06
12:00
+0:58
30K
18.64 mi14:57:283:35:3211:3437:45
12:09
+0:09
20M
20.00 mi15:14:183:52:2211:3716:50
12:23
+0:14
21M
21.00 mi15:26:424:04:4611:3912:24
12:24
+0:01
35K
21.75 mi15:34:534:12:5711:388:11
10:56
-1:28
23M
23.00 mi15:49:184:27:2211:3714:25
11:31
+0:35
24M
24.00 mi16:00:544:38:5811:3711:36
11:36
+0:05
40K
24.85 mi16:10:064:48:1011:369:12
10:46
-0:50
25.2M
25.20 mi16:13:574:52:0111:353:51
11:10
+0:24
Finish
26.22 mi16:23:595:02:0311:3210:02
9:51
-1:19

Checkpoints & Pacing

📈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

9:51 /mi

Average Pace

11:32 /mi

Slowest Pace

12:24 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

27:25

9% of race

Time at Steady Pace

2:22:25

47% of race

Time at Slower Pace

2:12:13

44% of race

Average Pace: 11:31 /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

Overall Pace Trend

CheckpointDistanceTime of DayTimeAvg PaceSegmentPaceTrendRank
5K
3.11 mi11:56:5334:5711:1534:57
11:15
#25982
10K
6.21 mi12:31:521:09:5611:1534:59
11:16
#25869
15K
9.32 mi13:08:001:46:0411:2336:08
11:38
#25870
20K
12.43 mi13:43:052:21:0911:2135:05
11:18
#25641
Half
13.11 mi13:50:372:28:4111:207:32
11:02
#25618
25K
15.53 mi14:19:432:57:4711:2729:06
12:00
#25546
30K
18.64 mi14:57:283:35:3211:3437:45
12:09
#25395
20M
20.00 mi15:14:183:52:2211:3716:50
12:23
#25348
21M
21.00 mi15:26:424:04:4611:3912:24
12:24
#25267
35K
21.75 mi15:34:534:12:5711:388:11
10:56
#25209
23M
23.00 mi15:49:184:27:2211:3714:25
11:31
#25127
24M
24.00 mi16:00:544:38:5811:3711:36
11:36
#25106
40K
24.85 mi16:10:064:48:1011:369:12
10:46
#25035
25.2M
25.20 mi16:13:574:52:0111:353:51
11:10
#24989
Finish
26.22 mi16:23:595:02:0311:3210:02
9:51
#24913
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF45-49Seg. OverallSeg. FemalesSeg. F45-49
5K3.11 mi3.11 mi25982110391103925822(Top 97%)10930(Top 96%)10930(Top 602%)
10K6.21 mi3.10 mi25869+11310961+7810961+7825745(Top 97%)10875(Top 95%)10875(Top 599%)
15K9.32 mi3.11 mi25870-110960+110960+125822(Top 97%)10930(Top 96%)10930(Top 602%)
20K12.43 mi3.11 mi25641+22910834+12610834+12624994(Top 94%)10475(Top 92%)10475(Top 576%)
Half13.11 mi0.68 mi25618+2310819+1510819+1525000(Top 94%)10499(Top 92%)10499(Top 578%)
25K15.53 mi2.42 mi25546+7210784+3510784+3525162(Top 95%)10609(Top 93%)10609(Top 584%)
30K18.64 mi3.11 mi25395+15110714+7010714+7024662(Top 93%)10379(Top 91%)10379(Top 571%)
20M20.00 mi1.36 mi25348+4710696+1810696+1824624(Top 92%)10408(Top 91%)10408(Top 573%)
21M21.00 mi1.00 mi25267+8110651+4510651+4523343(Top 88%)9730(Top 85%)9730(Top 535%)
35K21.75 mi0.75 mi25209+5810628+2310628+2323215(Top 87%)9708(Top 85%)9708(Top 534%)
23M23.00 mi1.25 mi25127+8210592+3610592+3623278(Top 87%)9742(Top 85%)9742(Top 536%)
24M24.00 mi1.00 mi25106+2110586+610586+624012(Top 90%)10170(Top 89%)10170(Top 560%)
40K24.85 mi0.85 mi25035+7110548+3810548+3821877(Top 82%)9089(Top 80%)9089(Top 500%)
25.2M25.20 mi0.35 mi24989+4610529+1910529+1920892(Top 78%)8544(Top 75%)8544(Top 470%)
Finish26.22 mi1.02 mi24913+7610493+3610493+3621332(Top 80%)8743(Top 77%)8743(Top 481%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 97%
×21story building
+97ft-345ft

Overall

25822

Females

10930

F45-49

10930

5K→10K

3.1 - 6.2 mi

Top 97%
×5story building
+79ft-138ft

Overall

25745

Females

10875

F45-49

10875

10K→15K

6.2 - 9.3 mi

Top 97%
×3story building
+67ft-78ft

Overall

25822

Females

10930

F45-49

10930

15K→20K

9.3 - 12.4 mi

Top 94%
×5story building
+106ft-86ft

Overall

24994

Females

10475

F45-49

10475

20K→Half

12.4 - 13.1 mi

Top 94%
×2story building
+19ft-37ft

Overall

25000

Females

10499

F45-49

10499

Half→25K

13.1 - 15.5 mi

Top 95%
×4story building
+66ft-88ft

Overall

25162

Females

10609

F45-49

10609

25K→30K

15.5 - 18.6 mi

Top 93%
×9story building
+181ft-148ft

Overall

24662

Females

10379

F45-49

10379

30K→20M

18.6 - 20.0 mi

Top 92%
×5story building
+64ft-50ft

Overall

24624

Females

10408

F45-49

10408

20M→21M

20.0 - 21.0 mi

Top 88%
×8story building
+106ft-24ft

Overall

23343

Females

9730

F45-49

9730

21M→35K

21.0 - 21.8 mi

Top 87%
×7story building
+17ft-86ft

Overall

23215

Females

9708

F45-49

9708

35K→23M

21.8 - 23.0 mi

Top 87%
×5story building
+23ft-63ft

Overall

23278

Females

9742

F45-49

9742

23M→24M

23.0 - 24.0 mi

Top 90%
×6story building
+12ft-82ft

Overall

24012

Females

10170

F45-49

10170

24M→40K

24.0 - 24.9 mi

Top 82%
×1story
+6ft-20ft

Overall

21877

Females

9089

F45-49

9089

40K→25.2M

24.9 - 25.2 mi

Top 78%
×1story
+13ft-16ft

Overall

20892

Females

8544

F45-49

8544

25.2M→Finish

25.2 - 26.2 mi

Top 80%
×2story building
+22ft-21ft

Overall

21332

Females

8743

F45-49

8743

Passing Analysis

Category:
Athletes Passed
1300
Passed By
231
Net Change
+1069
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#25982
5K → 10K17663+113#25982#25869
10K → 15K7778-1#25869#25870
15K → 20K2345+229#25870#25641
20K → Half307+23#25641#25618
Half → 25K10129+72#25618#25546
25K → 30K16211+151#25546#25395
30K → 20M6013+47#25395#25348
20M → 21M865+81#25348#25267
21M → 35K635+58#25267#25209
35K → 23M842+82#25209#25127
23M → 24M3312+21#25127#25106
24M → 40K721+71#25106#25035
40K → 25.2M460+46#25035#24989
25.2M → Finish760+76#24989#24913
TOTALS1300231+1069
📊

Passing Visuals

Category:
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🔄Passing Circle

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🌊Position Flow

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🏃Race Lanes

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Public Race Data

Boston Athletic Association

Boston Athletic Association

Mika Timing

Mika Timing