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BOSTON MARATHON 2023

Kristin Bujdos

MA

Bib: 25759 F

0:00
0:00
/ mi
Masters
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Overall
#0 / 26622
Gender (Female)
#0 / 11423
Masters (Masters Women)
#0 / 6539
Division (F40-44)
#0 / 1878
Race Day Weather
49°/39°F
light intensity drizzle

Race Timeline

Ribbon color based on
FasterSteadySlower· vs. your average pace
Start
0:00
Race begins
469 ft elev
5K· 3.11 mi
10:27/mi
32:28
↑ 97↓ 3451.5%
220 ft elev
10K· 6.21 mi
10:24/mi
1:04:47
↑ 79↓ 1380.4%
157 ft elev
15K· 9.32 mi
10:12/mi
1:36:28
↑ 67↓ 78
146 ft elev
20K· 12.43 mi
10:36/mi
2:09:25
↑ 106↓ 860.1%
165 ft elev
Half· 13.11 mi
10:29/mi
2:16:34
↑ 19↓ 370.5%
148 ft elev
25K· 15.53 mi
10:51/mi
2:42:52
↑ 66↓ 880.2%
127 ft elev
30K· 18.64 mi
10:53/mi
3:16:42
↑ 181↓ 1480.2%
138 ft elev
20M
11:52/mi
3:32:49
↑ 64↓ 500.2%
148 ft elev
21M
13:04/mi
3:45:53
↑ 106↓ 241.6%
227 ft elev
35K· 21.75 mi
10:36/mi
3:53:49
↑ 17↓ 861.7%
156 ft elev
23M
11:09/mi
4:07:47
↑ 23↓ 630.6%
116 ft elev
24M
10:28/mi
4:18:15
↓ 821.3%
34 ft elev
40K· 24.85 mi
11:14/mi
4:27:51
↓ 200.3%
20 ft elev
25.2M
11:24/mi
4:31:47
↑ 13↓ 160.2%
18 ft elev
Finish· 26.22 mi
10:30/mi
4:42:29
↑ 22↓ 21
17 ft elev
Course Elevation
7–469 ft
≈
×2stacked redwood trees
•▲ 890 ft climb · ▼ 1342 ft descent

The Course

Half Splits

1st Half· via Half
2:16:3410:25 /mi⚡ faster
2nd Half
2:25:5511:08 /mi+6.8%
Positive split — 6.8% slower in the second half
Is this your race?

Your race, unpacked

See your splits, ranks & AI insights.

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:48:3832:2810:2732:28
10:27
-
10K
6.21 mi12:20:571:04:4710:2632:19
10:24
-0:03
15K
9.32 mi12:52:381:36:2810:2131:41
10:12
-0:12
20K
12.43 mi13:25:352:09:2510:2532:57
10:36
+0:24
Half
13.11 mi13:32:442:16:3410:257:09
10:29
-0:07
25K
15.53 mi13:59:022:42:5210:2926:18
10:51
+0:22
30K
18.64 mi14:32:523:16:4210:3333:50
10:53
+0:02
20M
20.00 mi14:48:593:32:4910:3816:07
11:52
+0:59
21M
21.00 mi15:02:033:45:5310:4513:04
13:04
+1:12
35K
21.75 mi15:09:593:53:4910:457:56
10:36
-2:28
23M
23.00 mi15:23:574:07:4710:4613:58
11:09
+0:33
24M
24.00 mi15:34:254:18:1510:4610:28
10:28
-0:41
40K
24.85 mi15:44:014:27:5110:479:36
11:14
+0:46
25.2M
25.20 mi15:47:574:31:4710:473:56
11:24
+0:10
Finish
26.22 mi15:58:394:42:2910:4710:42
10:30
-0:54

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

10:12 /mi

Average Pace

10:47 /mi

Slowest Pace

13:04 /mi

Loading chart...
Fastest
Middle
Slowest
Average

Segments

Segment Time Comparison

Time at Faster Pace

31:41

11% of race

Time at Steady Pace

3:14:07

69% of race

Time at Slower Pace

56:41

20% of race

Average Pace: 10:46 /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 mi11:48:3832:2810:2732:28
10:27
#24584
10K
6.21 mi12:20:571:04:4710:2632:19
10:24
#24547
15K
9.32 mi12:52:381:36:2810:2131:41
10:12
#24327
20K
12.43 mi13:25:352:09:2510:2532:57
10:36
#24257
Half
13.11 mi13:32:442:16:3410:257:09
10:29
#24247
25K
15.53 mi13:59:022:42:5210:2926:18
10:51
#24135
30K
18.64 mi14:32:523:16:4210:3333:50
10:53
#23905
20M
20.00 mi14:48:593:32:4910:3816:07
11:52
#23929
21M
21.00 mi15:02:033:45:5310:4513:04
13:04
#23965
35K
21.75 mi15:09:593:53:4910:457:56
10:36
#23915
23M
23.00 mi15:23:574:07:4710:4613:58
11:09
#23860
24M
24.00 mi15:34:254:18:1510:4610:28
10:28
#23791
40K
24.85 mi15:44:014:27:5110:479:36
11:14
#23762
25.2M
25.20 mi15:47:574:31:4710:473:56
11:24
#23737
Finish
26.22 mi15:58:394:42:2910:4710:42
10:30
#23708
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF40-44Seg. OverallSeg. FemalesSeg. F40-44
5K3.11 mi3.11 mi2458410209102092387498269826
10K6.21 mi3.10 mi24547+3710187+2210187+22245051016710167
15K9.32 mi3.11 mi24327+22010070+11710070+1172387498269826
20K12.43 mi3.11 mi24257+7010036+3410036+342401799179917
Half13.11 mi0.68 mi24247+1010028+810028+8241831002010020
25K15.53 mi2.42 mi24135+1129981+479981+472374398199819
30K18.64 mi3.11 mi23905+2309864+1179864+1172292694269426
20M20.00 mi1.36 mi23929-249880-169880-16240271009810098
21M21.00 mi1.00 mi23965-369919-399919-39241651018210182
35K21.75 mi0.75 mi23915+509900+199900+192260193759375
23M23.00 mi1.25 mi23860+559876+249876+242265794089408
24M24.00 mi1.00 mi23791+699845+319845+312198590949094
40K24.85 mi0.85 mi23762+299838+79838+72279495529552
25.2M25.20 mi0.35 mi23737+259826+129826+122140588248824
Finish26.22 mi1.02 mi23708+299818+89818+82300596469646

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 90%
×21story building
+97ft-345ft

Overall

23874

Females

9826

F40-44

9826

5K→10K

3.1 - 6.2 mi

Top 92%
×5story building
+79ft-138ft

Overall

24505

Females

10167

F40-44

10167

10K→15K

6.2 - 9.3 mi

Top 90%
×3story building
+67ft-78ft

Overall

23874

Females

9826

F40-44

9826

15K→20K

9.3 - 12.4 mi

Top 90%
×5story building
+106ft-86ft

Overall

24017

Females

9917

F40-44

9917

20K→Half

12.4 - 13.1 mi

Top 91%
×2story building
+19ft-37ft

Overall

24183

Females

10020

F40-44

10020

Half→25K

13.1 - 15.5 mi

Top 89%
×4story building
+66ft-88ft

Overall

23743

Females

9819

F40-44

9819

25K→30K

15.5 - 18.6 mi

Top 86%
×9story building
+181ft-148ft

Overall

22926

Females

9426

F40-44

9426

30K→20M

18.6 - 20.0 mi

Top 90%
×5story building
+64ft-50ft

Overall

24027

Females

10098

F40-44

10098

20M→21M

20.0 - 21.0 mi

Top 91%
×8story building
+106ft-24ft

Overall

24165

Females

10182

F40-44

10182

21M→35K

21.0 - 21.8 mi

Top 85%
×7story building
+17ft-86ft

Overall

22601

Females

9375

F40-44

9375

35K→23M

21.8 - 23.0 mi

Top 85%
×5story building
+23ft-63ft

Overall

22657

Females

9408

F40-44

9408

23M→24M

23.0 - 24.0 mi

Top 83%
×6story building
+12ft-82ft

Overall

21985

Females

9094

F40-44

9094

24M→40K

24.0 - 24.9 mi

Top 86%
×1story
+6ft-20ft

Overall

22794

Females

9552

F40-44

9552

40K→25.2M

24.9 - 25.2 mi

Top 80%
×1story
+13ft-16ft

Overall

21405

Females

8824

F40-44

8824

25.2M→Finish

25.2 - 26.2 mi

Top 86%
×2story building
+22ft-21ft

Overall

23005

Females

9646

F40-44

9646

Passing Analysis

Category:
Athletes Passed
1416
Passed By
540
Net Change
+876
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#24584
5K → 10K221184+37#24584#24547
10K → 15K25737+220#24547#24327
15K → 20K13464+70#24327#24257
20K → Half2616+10#24257#24247
Half → 25K15341+112#24247#24135
25K → 30K24818+230#24135#23905
30K → 20M3155-24#23905#23929
20M → 21M3470-36#23929#23965
21M → 35K566+50#23965#23915
35K → 23M6813+55#23915#23860
23M → 24M767+69#23860#23791
24M → 40K4415+29#23791#23762
40K → 25.2M261+25#23762#23737
25.2M → Finish4213+29#23737#23708
TOTALS1416540+876

Passing Charts

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