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BOSTON MARATHON 2024

Katy Bonnstetter

Bib: 21533•F

CO

0:00
0:00
/ mi
Masters
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Overall
#0 / 25550
Gender (Female)
#0 / 10924
Masters (Masters Women)
#0 / 6263
Division (F45-49)
#0 / 1753
Race Day Weather
55°/45°F
scattered clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
25:49
Rank: #16714
Start → 5K
25:49 | 8:19/mi
10K· 6.21 mi
51:57
Rank: #16704 (+10)
5K → 10K
26:08 | 8:25/mi
15K· 9.32 mi
1:19:34
Rank: #17317 (-613)
10K → 15K
27:37 | 8:53/mi
20K· 12.43 mi
1:48:02
Rank: #17470 (-153)
15K → 20K
28:28 | 9:10/mi
Half· 13.11 mi
1:54:05
Rank: #17466 (+4)
20K → Half
6:03 | 8:52/mi
25K· 15.53 mi
2:17:38
Rank: #17639 (-173)
Half → 25K
23:33 | 9:43/mi
30K· 18.64 mi
2:49:10
Rank: #17708 (-69)
25K → 30K
31:32 | 10:09/mi
20M
3:02:06
Rank: #17478 (+230)
30K → 20M
12:56 | 9:31/mi
21M
3:12:27
Rank: #17286 (+192)
20M → 21M
10:21 | 10:21/mi
35K· 21.75 mi
3:19:32
Rank: #17196 (+90)
21M → 35K
7:05 | 9:28/mi
23M
3:32:02
Rank: #17095 (+101)
35K → 23M
12:30 | 9:59/mi
24M
3:41:51
Rank: #17033 (+62)
23M → 24M
9:49 | 9:49/mi
40K· 24.85 mi
3:50:17
Rank: #16924 (+109)
24M → 40K
8:26 | 9:52/mi
25.2M
3:53:54
Rank: #16837 (+87)
40K → 25.2M
3:37 | 10:29/mi
Finish· 26.22 mi
4:02:58
Rank: #16688 (+149)
25.2M → Finish
9:04 | 8:54/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:54:05
Pace8:42 /mi
2nd Half
Distance13.11 mi
Time2:08:53
Pace9:50 /mi
📊Positive Split: 13.0% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:22:5325:498:1925:49
8:19
-
10K
6.21 mi11:49:0151:578:2226:08
8:25
+0:06
15K
9.32 mi12:16:381:19:348:3227:37
8:53
+0:28
20K
12.43 mi12:45:061:48:028:4228:28
9:10
+0:17
Half
13.11 mi12:51:091:54:058:426:03
8:52
-0:18
25K
15.53 mi13:14:422:17:388:5223:33
9:43
+0:51
30K
18.64 mi13:46:142:49:109:0431:32
10:09
+0:26
20M
20.00 mi13:59:103:02:069:0612:56
9:31
-0:38
21M
21.00 mi14:09:313:12:279:1010:21
10:21
+0:50
35K
21.75 mi14:16:363:19:329:107:05
9:28
-0:53
23M
23.00 mi14:29:063:32:029:1312:30
9:59
+0:31
24M
24.00 mi14:38:553:41:519:159:49
9:49
-0:10
40K
24.85 mi14:47:213:50:179:168:26
9:52
+0:03
25.2M
25.20 mi14:50:583:53:549:173:37
10:29
+0:37
Finish
26.22 mi15:00:024:02:589:169:04
8:54
-1:35

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

8:19 /mi

Average Pace

9:16 /mi

Slowest Pace

10:29 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:03:09

51% of race

Time at Steady Pace

53:23

22% of race

Time at Slower Pace

1:06:26

27% of race

Average Pace: 9:16 /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 mi11:22:5325:498:1925:49
8:19
#16714
10K
6.21 mi11:49:0151:578:2226:08
8:25
#16704
15K
9.32 mi12:16:381:19:348:3227:37
8:53
#17317
20K
12.43 mi12:45:061:48:028:4228:28
9:10
#17470
Half
13.11 mi12:51:091:54:058:426:03
8:52
#17466
25K
15.53 mi13:14:422:17:388:5223:33
9:43
#17639
30K
18.64 mi13:46:142:49:109:0431:32
10:09
#17708
20M
20.00 mi13:59:103:02:069:0612:56
9:31
#17478
21M
21.00 mi14:09:313:12:279:1010:21
10:21
#17286
35K
21.75 mi14:16:363:19:329:107:05
9:28
#17196
23M
23.00 mi14:29:063:32:029:1312:30
9:59
#17095
24M
24.00 mi14:38:553:41:519:159:49
9:49
#17033
40K
24.85 mi14:47:213:50:179:168:26
9:52
#16924
25.2M
25.20 mi14:50:583:53:549:173:37
10:29
#16837
Finish
26.22 mi15:00:024:02:589:169:04
8:54
#16688
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF45-49Seg. OverallSeg. FemalesSeg. F45-49
5K3.11 mi3.11 mi167145992599218389(Top 72%)6913(Top 63%)6913(Top 394%)
10K6.21 mi3.10 mi16704+105984+85984+816765(Top 66%)5993(Top 55%)5993(Top 342%)
15K9.32 mi3.11 mi17317-6136330-3466330-34618389(Top 72%)6913(Top 63%)6913(Top 394%)
20K12.43 mi3.11 mi17470-1536440-1106440-11018049(Top 71%)6726(Top 62%)6726(Top 384%)
Half13.11 mi0.68 mi17466+46452-126452-1217672(Top 69%)6613(Top 61%)6613(Top 377%)
25K15.53 mi2.42 mi17639-1736567-1156567-11518267(Top 71%)6972(Top 64%)6972(Top 398%)
30K18.64 mi3.11 mi17708-696657-906657-9017811(Top 70%)6940(Top 64%)6940(Top 396%)
20M20.00 mi1.36 mi17478+2306559+986559+9814626(Top 57%)5470(Top 50%)5470(Top 312%)
21M21.00 mi1.00 mi17286+1926485+746485+7414335(Top 56%)5486(Top 50%)5486(Top 313%)
35K21.75 mi0.75 mi17196+906456+296456+2915404(Top 60%)6041(Top 55%)6041(Top 345%)
23M23.00 mi1.25 mi17095+1016421+356421+3515421(Top 60%)6130(Top 56%)6130(Top 350%)
24M24.00 mi1.00 mi17033+626414+76414+715706(Top 61%)6296(Top 58%)6296(Top 359%)
40K24.85 mi0.85 mi16924+1096395+196395+1914538(Top 57%)5793(Top 53%)5793(Top 330%)
25.2M25.20 mi0.35 mi16837+876362+336362+3312828(Top 50%)5030(Top 46%)5030(Top 287%)
Finish26.22 mi1.02 mi16688+1496300+626300+6213735(Top 54%)5353(Top 49%)5353(Top 305%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 72%
×21stories
+97ft-345ft

Overall

18389

Females

6913

F45-49

6913

5K→10K

3.1 - 6.2 mi

Top 66%
×5stories
+79ft-138ft

Overall

16765

Females

5993

F45-49

5993

10K→15K

6.2 - 9.3 mi

Top 72%
×3stories
+67ft-78ft

Overall

18389

Females

6913

F45-49

6913

15K→20K

9.3 - 12.4 mi

Top 71%
×5stories
+106ft-86ft

Overall

18049

Females

6726

F45-49

6726

20K→Half

12.4 - 13.1 mi

Top 69%
×2stories
+19ft-37ft

Overall

17672

Females

6613

F45-49

6613

Half→25K

13.1 - 15.5 mi

Top 71%
×4stories
+66ft-88ft

Overall

18267

Females

6972

F45-49

6972

25K→30K

15.5 - 18.6 mi

Top 70%
×9stories
+181ft-148ft

Overall

17811

Females

6940

F45-49

6940

30K→20M

18.6 - 20.0 mi

Top 57%
×5stories
+64ft-50ft

Overall

14626

Females

5470

F45-49

5470

20M→21M

20.0 - 21.0 mi

Top 56%
×8stories
+106ft-24ft

Overall

14335

Females

5486

F45-49

5486

21M→35K

21.0 - 21.8 mi

Top 60%
×7stories
+17ft-86ft

Overall

15404

Females

6041

F45-49

6041

35K→23M

21.8 - 23.0 mi

Top 60%
×5stories
+23ft-63ft

Overall

15421

Females

6130

F45-49

6130

23M→24M

23.0 - 24.0 mi

Top 61%
×6stories
+12ft-82ft

Overall

15706

Females

6296

F45-49

6296

24M→40K

24.0 - 24.9 mi

Top 57%
×1story
+6ft-20ft

Overall

14538

Females

5793

F45-49

5793

40K→25.2M

24.9 - 25.2 mi

Top 50%
×1story
+13ft-16ft

Overall

12828

Females

5030

F45-49

5030

25.2M→Finish

25.2 - 26.2 mi

Top 54%
×2stories
+22ft-21ft

Overall

13735

Females

5353

F45-49

5353

Passing Analysis

Category:
Athletes Passed
2247
Passed By
2221
Net Change
+26
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#16714
5K → 10K282272+10#16714#16704
10K → 15K95708-613#16704#17317
15K → 20K214367-153#17317#17470
20K → Half5450+4#17470#17466
Half → 25K144317-173#17466#17639
25K → 30K227296-69#17639#17708
30K → 20M24515+230#17708#17478
20M → 21M21624+192#17478#17286
21M → 35K11323+90#17286#17196
35K → 23M15554+101#17196#17095
23M → 24M10543+62#17095#17033
24M → 40K14637+109#17033#16924
40K → 25.2M925+87#16924#16837
25.2M → Finish15910+149#16837#16688
TOTALS22472221+26
📊

Passing Visuals

Category:
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🔥Passing Intensity

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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