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BOSTON MARATHON 2023

Kate Bucher

Bib: 10693•F

MN

0:00
0:00
/ mi
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Overall
#0 / 26622
Top 24%
Gender (Female)
#0 / 11423
Top 6%
Division (F18-39)
#0 / 4884
Top 11%
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
6:52/mi
21:21
↑ 97↓ 3451.5%
10K· 6.21 mi
6:38/mi
41:59
↑ 79↓ 1380.4%
15K· 9.32 mi
6:46/mi
1:03:01
↑ 67↓ 78
20K· 12.43 mi
7:02/mi
1:24:52
↑ 106↓ 860.1%
Half· 13.11 mi
6:47/mi
1:29:30
↑ 19↓ 370.5%
25K· 15.53 mi
7:12/mi
1:46:57
↑ 66↓ 880.2%
30K· 18.64 mi
7:35/mi
2:10:32
↑ 181↓ 1480.2%
20M
7:47/mi
2:21:07
↑ 64↓ 500.2%
21M
8:13/mi
2:29:20
↑ 106↓ 241.6%
35K· 21.75 mi
7:29/mi
2:34:56
↑ 17↓ 861.7%
23M
7:50/mi
2:44:44
↑ 23↓ 630.6%
24M
7:48/mi
2:52:32
↓ 821.3%
40K· 24.85 mi
7:53/mi
2:59:16
↓ 200.3%
25.2M
8:10/mi
3:02:05
↑ 13↓ 160.2%
Finish· 26.22 mi
7:18/mi
3:09:31
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:29:30
Pace6:50 /mi
2nd Half
Distance13.11 mi
Time1:40:01
Pace7:38 /mi
📊Positive Split: 11.8% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:47:4121:216:5221:21
6:52
-
10K
6.21 mi11:08:1941:596:4520:38
6:38
-0:14
15K
9.32 mi11:29:211:03:016:4621:02
6:46
+0:08
20K
12.43 mi11:51:121:24:526:5021:51
7:02
+0:16
Half
13.11 mi11:55:501:29:306:504:38
6:47
-0:15
25K
15.53 mi12:13:171:46:576:5317:27
7:12
+0:25
30K
18.64 mi12:36:522:10:327:0023:35
7:35
+0:23
20M
20.00 mi12:47:272:21:077:0310:35
7:47
+0:12
21M
21.00 mi12:55:402:29:207:078:13
8:13
+0:26
35K
21.75 mi13:01:162:34:567:075:36
7:29
-0:44
23M
23.00 mi13:11:042:44:447:109:48
7:50
+0:21
24M
24.00 mi13:18:522:52:327:117:48
7:48
-0:02
40K
24.85 mi13:25:362:59:167:136:44
7:53
+0:05
25.2M
25.20 mi13:28:253:02:057:142:49
8:10
+0:17
Finish
26.22 mi13:35:513:09:317:147:26
7:18
-0:52

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

6:38 /mi

Average Pace

7:14 /mi

Slowest Pace

8:13 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:46:57

56% of race

Time at Steady Pace

36:37

19% of race

Time at Slower Pace

45:57

24% of race

Average Pace: 7:14 /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 mi10:47:4121:216:5221:21
6:52
#5348
10K
6.21 mi11:08:1941:596:4520:38
6:38
#4577
15K
9.32 mi11:29:211:03:016:4621:02
6:46
#4623
20K
12.43 mi11:51:121:24:526:5021:51
7:02
#5125
Half
13.11 mi11:55:501:29:306:504:38
6:47
#5138
25K
15.53 mi12:13:171:46:576:5317:27
7:12
#5475
30K
18.64 mi12:36:522:10:327:0023:35
7:35
#5830
20M
20.00 mi12:47:272:21:077:0310:35
7:47
#5980
21M
21.00 mi12:55:402:29:207:078:13
8:13
#6070
35K
21.75 mi13:01:162:34:567:075:36
7:29
#6109
23M
23.00 mi13:11:042:44:447:109:48
7:50
#6178
24M
24.00 mi13:18:522:52:327:117:48
7:48
#6250
40K
24.85 mi13:25:362:59:167:136:44
7:53
#6310
25.2M
25.20 mi13:28:253:02:057:142:49
8:10
#6314
Finish
26.22 mi13:35:513:09:317:147:26
7:18
#6308
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi3.11 mi53484024024842(Top 18%)333(Top 3%)333(Top 7%)
10K6.21 mi3.10 mi4577+771298+104298+1043836(Top 14%)216(Top 2%)216(Top 4%)
15K9.32 mi3.11 mi4623-46306-8306-84842(Top 18%)333(Top 3%)333(Top 7%)
20K12.43 mi3.11 mi5125-502367-61367-616189(Top 23%)572(Top 5%)572(Top 12%)
Half13.11 mi0.68 mi5138-13366+1366+15286(Top 20%)408(Top 4%)408(Top 8%)
25K15.53 mi2.42 mi5475-337417-51417-516669(Top 25%)752(Top 7%)752(Top 15%)
30K18.64 mi3.11 mi5830-355490-73490-737885(Top 30%)1257(Top 11%)1257(Top 26%)
20M20.00 mi1.36 mi5980-150539-49539-498773(Top 33%)1693(Top 15%)1693(Top 35%)
21M21.00 mi1.00 mi6070-90569-30569-308705(Top 33%)1790(Top 16%)1790(Top 37%)
35K21.75 mi0.75 mi6109-39585-16585-168464(Top 32%)1663(Top 15%)1663(Top 34%)
23M23.00 mi1.25 mi6178-69611-26611-268609(Top 32%)1836(Top 16%)1836(Top 38%)
24M24.00 mi1.00 mi6250-72642-31642-319801(Top 37%)2486(Top 22%)2486(Top 51%)
40K24.85 mi0.85 mi6310-60670-28670-289183(Top 34%)2245(Top 20%)2245(Top 46%)
25.2M25.20 mi0.35 mi6314-4674-4674-47528(Top 28%)1598(Top 14%)1598(Top 33%)
Finish26.22 mi1.02 mi6308+6683-9683-97111(Top 27%)1458(Top 13%)1458(Top 30%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 18%
×21story building
+97ft-345ft

Overall

4842

Females

333

F18-39

333

5K→10K

3.1 - 6.2 mi

Top 14%
×5story building
+79ft-138ft

Overall

3836

Females

216

F18-39

216

10K→15K

6.2 - 9.3 mi

Top 18%
×3story building
+67ft-78ft

Overall

4842

Females

333

F18-39

333

15K→20K

9.3 - 12.4 mi

Top 23%
×5story building
+106ft-86ft

Overall

6189

Females

572

F18-39

572

20K→Half

12.4 - 13.1 mi

Top 20%
×2story building
+19ft-37ft

Overall

5286

Females

408

F18-39

408

Half→25K

13.1 - 15.5 mi

Top 25%
×4story building
+66ft-88ft

Overall

6669

Females

752

F18-39

752

25K→30K

15.5 - 18.6 mi

Top 30%
×9story building
+181ft-148ft

Overall

7885

Females

1257

F18-39

1257

30K→20M

18.6 - 20.0 mi

Top 33%
×5story building
+64ft-50ft

Overall

8773

Females

1693

F18-39

1693

20M→21M

20.0 - 21.0 mi

Top 33%
×8story building
+106ft-24ft

Overall

8705

Females

1790

F18-39

1790

21M→35K

21.0 - 21.8 mi

Top 32%
×7story building
+17ft-86ft

Overall

8464

Females

1663

F18-39

1663

35K→23M

21.8 - 23.0 mi

Top 32%
×5story building
+23ft-63ft

Overall

8609

Females

1836

F18-39

1836

23M→24M

23.0 - 24.0 mi

Top 37%
×6story building
+12ft-82ft

Overall

9801

Females

2486

F18-39

2486

24M→40K

24.0 - 24.9 mi

Top 34%
×1story
+6ft-20ft

Overall

9183

Females

2245

F18-39

2245

40K→25.2M

24.9 - 25.2 mi

Top 28%
×1story
+13ft-16ft

Overall

7528

Females

1598

F18-39

1598

25.2M→Finish

25.2 - 26.2 mi

Top 27%
×2story building
+22ft-21ft

Overall

7111

Females

1458

F18-39

1458

Passing Analysis

Category:
Athletes Passed
1275
Passed By
2235
Net Change
-960
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#5348
5K → 10K79019+771#5348#4577
10K → 15K102148-46#4577#4623
15K → 20K20522-502#4623#5125
20K → Half1528-13#5125#5138
Half → 25K36373-337#5138#5475
25K → 30K42397-355#5475#5830
30K → 20M26176-150#5830#5980
20M → 21M30120-90#5980#6070
21M → 35K2261-39#6070#6109
35K → 23M49118-69#6109#6178
23M → 24M40112-72#6178#6250
24M → 40K3393-60#6250#6310
40K → 25.2M2024-4#6310#6314
25.2M → Finish5044+6#6314#6308
TOTALS12752235-960
📊

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