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BOSTON MARATHON 2024

Kathryn Buchan

Bib: 16538•F

VT

0:00
0:00
/ mi
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Overall
#0 / 25550
Top 27%
Gender (Female)
#0 / 10924
Top 11%
Division (F18-39)
#0 / 4660
Top 21%
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
7:15/mi
22:30
↑ 97↓ 3451.5%
10K· 6.21 mi
7:13/mi
44:56
↑ 79↓ 1380.4%
15K· 9.32 mi
7:18/mi
1:07:36
↑ 67↓ 78
20K· 12.43 mi
7:26/mi
1:30:42
↑ 106↓ 860.1%
Half· 13.11 mi
7:26/mi
1:35:46
↑ 19↓ 370.5%
25K· 15.53 mi
7:29/mi
1:53:55
↑ 66↓ 880.2%
30K· 18.64 mi
7:45/mi
2:17:59
↑ 181↓ 1480.2%
20M
8:03/mi
2:28:56
↑ 64↓ 500.2%
21M
8:43/mi
2:37:39
↑ 106↓ 241.6%
35K· 21.75 mi
7:51/mi
2:43:31
↑ 17↓ 861.7%
23M
8:09/mi
2:53:43
↑ 23↓ 630.6%
24M
8:00/mi
3:01:43
↓ 821.3%
40K· 24.85 mi
8:17/mi
3:08:48
↓ 200.3%
25.2M
8:54/mi
3:11:52
↑ 13↓ 160.2%
Finish· 26.22 mi
7:33/mi
3:19:34
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:35:46
Pace7:18 /mi
2nd Half
Distance13.11 mi
Time1:43:48
Pace7:55 /mi
📊Positive Split: 8.4% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:12:4622:307:1522:30
7:15
-
10K
6.21 mi11:35:1244:567:1422:26
7:13
-0:02
15K
9.32 mi11:57:521:07:367:1522:40
7:18
+0:05
20K
12.43 mi12:20:581:30:427:1823:06
7:26
+0:08
Half
13.11 mi12:26:021:35:467:185:04
7:26
0:00
25K
15.53 mi12:44:111:53:557:2018:09
7:29
+0:03
30K
18.64 mi13:08:152:17:597:2424:04
7:45
+0:16
20M
20.00 mi13:19:122:28:567:2710:57
8:03
+0:18
21M
21.00 mi13:27:552:37:397:308:43
8:43
+0:40
35K
21.75 mi13:33:472:43:317:315:52
7:51
-0:52
23M
23.00 mi13:43:592:53:437:3310:12
8:09
+0:18
24M
24.00 mi13:51:593:01:437:348:00
8:00
-0:09
40K
24.85 mi13:59:043:08:487:367:05
8:17
+0:17
25.2M
25.20 mi14:02:083:11:527:373:04
8:54
+0:37
Finish
26.22 mi14:09:503:19:347:377:42
7:33
-1:21

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

7:13 /mi

Average Pace

7:37 /mi

Slowest Pace

8:54 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:53:55

57% of race

Time at Steady Pace

45:38

23% of race

Time at Slower Pace

40:01

20% of race

Average Pace: 7:37 /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 mi11:12:4622:307:1522:30
7:15
#8743
10K
6.21 mi11:35:1244:567:1422:26
7:13
#8384
15K
9.32 mi11:57:521:07:367:1522:40
7:18
#8237
20K
12.43 mi12:20:581:30:427:1823:06
7:26
#8116
Half
13.11 mi12:26:021:35:467:185:04
7:26
#8123
25K
15.53 mi12:44:111:53:557:2018:09
7:29
#7850
30K
18.64 mi13:08:152:17:597:2424:04
7:45
#7471
20M
20.00 mi13:19:122:28:567:2710:57
8:03
#7361
21M
21.00 mi13:27:552:37:397:308:43
8:43
#7285
35K
21.75 mi13:33:472:43:317:315:52
7:51
#7196
23M
23.00 mi13:43:592:53:437:3310:12
8:09
#7065
24M
24.00 mi13:51:593:01:437:348:00
8:00
#6998
40K
24.85 mi13:59:043:08:487:367:05
8:17
#6944
25.2M
25.20 mi14:02:083:11:527:373:04
8:54
#6890
Finish
26.22 mi14:09:503:19:347:377:42
7:33
#6791
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi3.11 mi8743146814688146(Top 32%)1327(Top 12%)1327(Top 28%)
10K6.21 mi3.10 mi8384+3591370+981370+988079(Top 32%)1274(Top 12%)1274(Top 27%)
15K9.32 mi3.11 mi8237+1471317+531317+538146(Top 32%)1327(Top 12%)1327(Top 28%)
20K12.43 mi3.11 mi8116+1211289+281289+287903(Top 31%)1343(Top 12%)1343(Top 29%)
Half13.11 mi0.68 mi8123-71295-61295-68603(Top 34%)1612(Top 15%)1612(Top 35%)
25K15.53 mi2.42 mi7850+2731233+621233+626899(Top 27%)1131(Top 10%)1131(Top 24%)
30K18.64 mi3.11 mi7471+3791160+731160+736394(Top 25%)1116(Top 10%)1116(Top 24%)
20M20.00 mi1.36 mi7361+1101164-41164-47109(Top 28%)1584(Top 15%)1584(Top 34%)
21M21.00 mi1.00 mi7285+761178-141178-147240(Top 28%)1824(Top 17%)1824(Top 39%)
35K21.75 mi0.75 mi7196+89117811786846(Top 27%)1670(Top 15%)1670(Top 36%)
23M23.00 mi1.25 mi7065+1311184-61184-66532(Top 26%)1691(Top 15%)1691(Top 36%)
24M24.00 mi1.00 mi6998+671195-111195-116644(Top 26%)1826(Top 17%)1826(Top 39%)
40K24.85 mi0.85 mi6944+541226-311226-317247(Top 28%)2245(Top 21%)2245(Top 48%)
25.2M25.20 mi0.35 mi6890+541223+31223+36094(Top 24%)1750(Top 16%)1750(Top 38%)
Finish26.22 mi1.02 mi6791+991220+31220+35941(Top 23%)1622(Top 15%)1622(Top 35%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 32%
×21story building
+97ft-345ft

Overall

8146

Females

1327

F18-39

1327

5K→10K

3.1 - 6.2 mi

Top 32%
×5story building
+79ft-138ft

Overall

8079

Females

1274

F18-39

1274

10K→15K

6.2 - 9.3 mi

Top 32%
×3story building
+67ft-78ft

Overall

8146

Females

1327

F18-39

1327

15K→20K

9.3 - 12.4 mi

Top 31%
×5story building
+106ft-86ft

Overall

7903

Females

1343

F18-39

1343

20K→Half

12.4 - 13.1 mi

Top 34%
×2story building
+19ft-37ft

Overall

8603

Females

1612

F18-39

1612

Half→25K

13.1 - 15.5 mi

Top 27%
×4story building
+66ft-88ft

Overall

6899

Females

1131

F18-39

1131

25K→30K

15.5 - 18.6 mi

Top 25%
×9story building
+181ft-148ft

Overall

6394

Females

1116

F18-39

1116

30K→20M

18.6 - 20.0 mi

Top 28%
×5story building
+64ft-50ft

Overall

7109

Females

1584

F18-39

1584

20M→21M

20.0 - 21.0 mi

Top 28%
×8story building
+106ft-24ft

Overall

7240

Females

1824

F18-39

1824

21M→35K

21.0 - 21.8 mi

Top 27%
×7story building
+17ft-86ft

Overall

6846

Females

1670

F18-39

1670

35K→23M

21.8 - 23.0 mi

Top 26%
×5story building
+23ft-63ft

Overall

6532

Females

1691

F18-39

1691

23M→24M

23.0 - 24.0 mi

Top 26%
×6story building
+12ft-82ft

Overall

6644

Females

1826

F18-39

1826

24M→40K

24.0 - 24.9 mi

Top 28%
×1story
+6ft-20ft

Overall

7247

Females

2245

F18-39

2245

40K→25.2M

24.9 - 25.2 mi

Top 24%
×1story
+13ft-16ft

Overall

6094

Females

1750

F18-39

1750

25.2M→Finish

25.2 - 26.2 mi

Top 23%
×2story building
+22ft-21ft

Overall

5941

Females

1622

F18-39

1622

Passing Analysis

Category:
Athletes Passed
2781
Passed By
829
Net Change
+1952
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#8743
5K → 10K45899+359#8743#8384
10K → 15K250103+147#8384#8237
15K → 20K237116+121#8237#8116
20K → Half2936-7#8116#8123
Half → 25K33057+273#8123#7850
25K → 30K44364+379#7850#7471
30K → 20M16454+110#7471#7361
20M → 21M14771+76#7361#7285
21M → 35K11930+89#7285#7196
35K → 23M19059+131#7196#7065
23M → 24M12255+67#7065#6998
24M → 40K10652+54#6998#6944
40K → 25.2M6511+54#6944#6890
25.2M → Finish12122+99#6890#6791
TOTALS2781829+1952
📊

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