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BOSTON MARATHON 2024

Kristy Buchanan

Bib: 21483•F

TX

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

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
8:29/mi
26:22
↑ 97↓ 3451.5%
10K· 6.21 mi
8:53/mi
53:58
↑ 79↓ 1380.4%
15K· 9.32 mi
9:16/mi
1:22:46
↑ 67↓ 78
20K· 12.43 mi
9:42/mi
1:52:55
↑ 106↓ 860.1%
Half· 13.11 mi
9:20/mi
1:59:17
↑ 19↓ 370.5%
25K· 15.53 mi
9:44/mi
2:22:54
↑ 66↓ 880.2%
30K· 18.64 mi
10:13/mi
2:54:40
↑ 181↓ 1480.2%
20M
10:34/mi
3:09:02
↑ 64↓ 500.2%
21M
11:24/mi
3:20:26
↑ 106↓ 241.6%
35K· 21.75 mi
10:30/mi
3:28:17
↑ 17↓ 861.7%
23M
10:41/mi
3:41:40
↑ 23↓ 630.6%
24M
10:54/mi
3:52:34
↓ 821.3%
40K· 24.85 mi
10:50/mi
4:01:50
↓ 200.3%
25.2M
11:21/mi
4:05:45
↑ 13↓ 160.2%
Finish· 26.22 mi
9:51/mi
4:15:47
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:59:17
Pace9:06 /mi
2nd Half
Distance13.11 mi
Time2:16:30
Pace10:25 /mi
📊Positive Split: 14.4% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:22:2426:228:2926:22
8:29
-
10K
6.21 mi11:50:0053:588:4127:36
8:53
+0:24
15K
9.32 mi12:18:481:22:468:5328:48
9:16
+0:23
20K
12.43 mi12:48:571:52:559:0530:09
9:42
+0:26
Half
13.11 mi12:55:191:59:179:066:22
9:20
-0:22
25K
15.53 mi13:18:562:22:549:1223:37
9:44
+0:24
30K
18.64 mi13:50:422:54:409:2231:46
10:13
+0:29
20M
20.00 mi14:05:043:09:029:2714:22
10:34
+0:21
21M
21.00 mi14:16:283:20:269:3311:24
11:24
+0:50
35K
21.75 mi14:24:193:28:179:357:51
10:30
-0:54
23M
23.00 mi14:37:423:41:409:3813:23
10:41
+0:11
24M
24.00 mi14:48:363:52:349:4110:54
10:54
+0:13
40K
24.85 mi14:57:524:01:509:449:16
10:50
-0:04
25.2M
25.20 mi15:01:474:05:459:453:55
11:21
+0:31
Finish
26.22 mi15:11:494:15:479:4610:02
9:51
-1:30

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

8:29 /mi

Average Pace

9:46 /mi

Slowest Pace

11:24 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:22:54

56% of race

Time at Steady Pace

1:04:01

25% of race

Time at Slower Pace

48:52

19% of race

Average Pace: 9:45 /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 mi11:22:2426:228:2926:22
8:29
#17714
10K
6.21 mi11:50:0053:588:4127:36
8:53
#18523
15K
9.32 mi12:18:481:22:468:5328:48
9:16
#19047
20K
12.43 mi12:48:571:52:559:0530:09
9:42
#19323
Half
13.11 mi12:55:191:59:179:066:22
9:20
#19335
25K
15.53 mi13:18:562:22:549:1223:37
9:44
#19154
30K
18.64 mi13:50:422:54:409:2231:46
10:13
#18912
20M
20.00 mi14:05:043:09:029:2714:22
10:34
#18841
21M
21.00 mi14:16:283:20:269:3311:24
11:24
#18749
35K
21.75 mi14:24:193:28:179:357:51
10:30
#18735
23M
23.00 mi14:37:423:41:409:3813:23
10:41
#18626
24M
24.00 mi14:48:363:52:349:4110:54
10:54
#18617
40K
24.85 mi14:57:524:01:509:449:16
10:50
#18577
25.2M
25.20 mi15:01:474:05:459:453:55
11:21
#18506
Finish
26.22 mi15:11:494:15:479:4610:02
9:51
#18453
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF45-49Seg. OverallSeg. FemalesSeg. F45-49
5K3.11 mi3.11 mi177146593659319939(Top 78%)7754(Top 71%)7754(Top 442%)
10K6.21 mi3.10 mi18523-8097060-4677060-46719260(Top 75%)7432(Top 68%)7432(Top 424%)
15K9.32 mi3.11 mi19047-5247325-2657325-26519939(Top 78%)7754(Top 71%)7754(Top 442%)
20K12.43 mi3.11 mi19323-2767475-1507475-15019793(Top 77%)7693(Top 70%)7693(Top 439%)
Half13.11 mi0.68 mi19335-127480-57480-519538(Top 76%)7619(Top 70%)7619(Top 435%)
25K15.53 mi2.42 mi19154+1817388+927388+9218359(Top 72%)7027(Top 64%)7027(Top 401%)
30K18.64 mi3.11 mi18912+2427319+697319+6918051(Top 71%)7071(Top 65%)7071(Top 403%)
20M20.00 mi1.36 mi18841+717312+77312+718197(Top 71%)7308(Top 67%)7308(Top 417%)
21M21.00 mi1.00 mi18749+927293+197293+1917428(Top 68%)7057(Top 65%)7057(Top 403%)
35K21.75 mi0.75 mi18735+147305-127305-1218579(Top 73%)7623(Top 70%)7623(Top 435%)
23M23.00 mi1.25 mi18626+1097264+417264+4117555(Top 69%)7192(Top 66%)7192(Top 410%)
24M24.00 mi1.00 mi18617+97281-177281-1718970(Top 74%)7941(Top 73%)7941(Top 453%)
40K24.85 mi0.85 mi18577+407276+57276+517670(Top 69%)7352(Top 67%)7352(Top 419%)
25.2M25.20 mi0.35 mi18506+717253+237253+2315696(Top 61%)6397(Top 59%)6397(Top 365%)
Finish26.22 mi1.02 mi18453+537247+67247+617882(Top 70%)7452(Top 68%)7452(Top 425%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 78%
×21story building
+97ft-345ft

Overall

19939

Females

7754

F45-49

7754

5K→10K

3.1 - 6.2 mi

Top 75%
×5story building
+79ft-138ft

Overall

19260

Females

7432

F45-49

7432

10K→15K

6.2 - 9.3 mi

Top 78%
×3story building
+67ft-78ft

Overall

19939

Females

7754

F45-49

7754

15K→20K

9.3 - 12.4 mi

Top 77%
×5story building
+106ft-86ft

Overall

19793

Females

7693

F45-49

7693

20K→Half

12.4 - 13.1 mi

Top 76%
×2story building
+19ft-37ft

Overall

19538

Females

7619

F45-49

7619

Half→25K

13.1 - 15.5 mi

Top 72%
×4story building
+66ft-88ft

Overall

18359

Females

7027

F45-49

7027

25K→30K

15.5 - 18.6 mi

Top 71%
×9story building
+181ft-148ft

Overall

18051

Females

7071

F45-49

7071

30K→20M

18.6 - 20.0 mi

Top 71%
×5story building
+64ft-50ft

Overall

18197

Females

7308

F45-49

7308

20M→21M

20.0 - 21.0 mi

Top 68%
×8story building
+106ft-24ft

Overall

17428

Females

7057

F45-49

7057

21M→35K

21.0 - 21.8 mi

Top 73%
×7story building
+17ft-86ft

Overall

18579

Females

7623

F45-49

7623

35K→23M

21.8 - 23.0 mi

Top 69%
×5story building
+23ft-63ft

Overall

17555

Females

7192

F45-49

7192

23M→24M

23.0 - 24.0 mi

Top 74%
×6story building
+12ft-82ft

Overall

18970

Females

7941

F45-49

7941

24M→40K

24.0 - 24.9 mi

Top 69%
×1story
+6ft-20ft

Overall

17670

Females

7352

F45-49

7352

40K→25.2M

24.9 - 25.2 mi

Top 61%
×1story
+13ft-16ft

Overall

15696

Females

6397

F45-49

6397

25.2M→Finish

25.2 - 26.2 mi

Top 70%
×2story building
+22ft-21ft

Overall

17882

Females

7452

F45-49

7452

Passing Analysis

Category:
Athletes Passed
1796
Passed By
2535
Net Change
-739
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#17714
5K → 10K73882-809#17714#18523
10K → 15K85609-524#18523#19047
15K → 20K167443-276#19047#19323
20K → Half3547-12#19323#19335
Half → 25K282101+181#19335#19154
25K → 30K348106+242#19154#18912
30K → 20M13968+71#18912#18841
20M → 21M13341+92#18841#18749
21M → 35K6955+14#18749#18735
35K → 23M16455+109#18735#18626
23M → 24M6253+9#18626#18617
24M → 40K7636+40#18617#18577
40K → 25.2M743+71#18577#18506
25.2M → Finish8936+53#18506#18453
TOTALS17962535-739
📊

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