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BOSTON MARATHON 2024

Justine Stauffer

IL

Bib: 19050 F

0:00
0:00
/ mi
Masters
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Overall
#0 / 25550
Gender (Female)
#0 / 10924
Masters (Masters Women)
#0 / 6263
Division (F40-44)
#0 / 1613
Race Day Weather
55°/45°F
scattered clouds

Race Timeline

Ribbon color based on
FasterSteadySlower· vs. your average pace
Start
0:00
Race begins
469 ft elev
5K· 3.11 mi
8:21/mi
25:57
↑ 97↓ 3451.5%
220 ft elev
10K· 6.21 mi
8:14/mi
51:33
↑ 79↓ 1380.4%
157 ft elev
15K· 9.32 mi
8:42/mi
1:18:34
↑ 67↓ 78
146 ft elev
20K· 12.43 mi
10:13/mi
1:50:19
↑ 106↓ 860.1%
165 ft elev
Half· 13.11 mi
8:59/mi
1:56:27
↑ 19↓ 370.5%
148 ft elev
25K· 15.53 mi
10:26/mi
2:21:46
↑ 66↓ 880.2%
127 ft elev
30K· 18.64 mi
11:10/mi
2:56:29
↑ 181↓ 1480.2%
138 ft elev
20M
11:12/mi
3:11:42
↑ 64↓ 500.2%
148 ft elev
21M
12:25/mi
3:24:07
↑ 106↓ 241.6%
227 ft elev
35K· 21.75 mi
10:04/mi
3:31:39
↑ 17↓ 861.7%
156 ft elev
23M
10:34/mi
3:44:53
↑ 23↓ 630.6%
116 ft elev
24M
11:17/mi
3:56:10
↓ 821.3%
34 ft elev
40K· 24.85 mi
10:22/mi
4:05:02
↓ 200.3%
20 ft elev
25.2M
12:40/mi
4:09:24
↑ 13↓ 160.2%
18 ft elev
Finish· 26.22 mi
9:02/mi
4:18:36
↑ 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
1:56:278:53 /mi⚡ faster
2nd Half
2:22:0910:51 /mi+22.1%
Positive split — 22.1% 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 mi11:19:2425:578:2125:57
8:21
-
10K
6.21 mi11:45:0051:338:1825:36
8:14
-0:07
15K
9.32 mi12:12:011:18:348:2627:01
8:42
+0:28
20K
12.43 mi12:43:461:50:198:5331:45
10:13
+1:31
Half
13.11 mi12:49:541:56:278:536:08
8:59
-1:14
25K
15.53 mi13:15:132:21:469:0825:19
10:26
+1:27
30K
18.64 mi13:49:562:56:299:2834:43
11:10
+0:44
20M
20.00 mi14:05:093:11:429:3515:13
11:12
+0:02
21M
21.00 mi14:17:343:24:079:4312:25
12:25
+1:13
35K
21.75 mi14:25:063:31:399:447:32
10:04
-2:21
23M
23.00 mi14:38:203:44:539:4713:14
10:34
+0:30
24M
24.00 mi14:49:373:56:109:5011:17
11:17
+0:43
40K
24.85 mi14:58:294:05:029:528:52
10:22
-0:55
25.2M
25.20 mi15:02:514:09:249:544:22
12:40
+2:18
Finish
26.22 mi15:12:034:18:369:529:12
9:02
-3:38

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

8:14 /mi

Average Pace

9:52 /mi

Slowest Pace

12:40 /mi

Loading chart...
Fastest
Middle
Slowest
Average

Segments

Segment Time Comparison

Time at Faster Pace

1:33:54

36% of race

Time at Steady Pace

1:26:42

34% of race

Time at Slower Pace

1:18:00

30% of race

Average Pace: 9:52 /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 mi11:19:2425:578:2125:57
8:21
#16975
10K
6.21 mi11:45:0051:338:1825:36
8:14
#16326
15K
9.32 mi12:12:011:18:348:2627:01
8:42
#16680
20K
12.43 mi12:43:461:50:198:5331:45
10:13
#18390
Half
13.11 mi12:49:541:56:278:536:08
8:59
#18375
25K
15.53 mi13:15:132:21:469:0825:19
10:26
#18844
30K
18.64 mi13:49:562:56:299:2834:43
11:10
#19254
20M
20.00 mi14:05:093:11:429:3515:13
11:12
#19296
21M
21.00 mi14:17:343:24:079:4312:25
12:25
#19312
35K
21.75 mi14:25:063:31:399:447:32
10:04
#19219
23M
23.00 mi14:38:203:44:539:4713:14
10:34
#19060
24M
24.00 mi14:49:373:56:109:5011:17
11:17
#19092
40K
24.85 mi14:58:294:05:029:528:52
10:22
#18957
25.2M
25.20 mi15:02:514:09:249:544:22
12:40
#18948
Finish
26.22 mi15:12:034:18:369:529:12
9:02
#18810
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF40-44Seg. OverallSeg. FemalesSeg. F40-44
5K3.11 mi3.11 mi16975615161511748064226422
10K6.21 mi3.10 mi16326+6495759+3925759+3921578954025402
15K9.32 mi3.11 mi16680-3545957-1985957-1981748064226422
20K12.43 mi3.11 mi18390-17106955-9986955-9982105583888388
Half13.11 mi0.68 mi18375+156946+96946+91826669366936
25K15.53 mi2.42 mi18844-4697225-2797225-2792027880768076
30K18.64 mi3.11 mi19254-4107514-2897514-2892037783018301
20M20.00 mi1.36 mi19296-427570-567570-561973580838083
21M21.00 mi1.00 mi19312-167598-287598-281969081678167
35K21.75 mi0.75 mi19219+937558+407558+401740370537053
23M23.00 mi1.25 mi19060+1597497+617497+611724370307030
24M24.00 mi1.00 mi19092-327525-287525-281995584148414
40K24.85 mi0.85 mi18957+1357480+457480+451630466566656
25.2M25.20 mi0.35 mi18948+97479+17479+11894579757975
Finish26.22 mi1.02 mi18810+1387437+427437+421438256755675

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 68%
×21story building
+97ft-345ft

Overall

17480

Females

6422

F40-44

6422

5K→10K

3.1 - 6.2 mi

Top 62%
×5story building
+79ft-138ft

Overall

15789

Females

5402

F40-44

5402

10K→15K

6.2 - 9.3 mi

Top 68%
×3story building
+67ft-78ft

Overall

17480

Females

6422

F40-44

6422

15K→20K

9.3 - 12.4 mi

Top 82%
×5story building
+106ft-86ft

Overall

21055

Females

8388

F40-44

8388

20K→Half

12.4 - 13.1 mi

Top 71%
×2story building
+19ft-37ft

Overall

18266

Females

6936

F40-44

6936

Half→25K

13.1 - 15.5 mi

Top 79%
×4story building
+66ft-88ft

Overall

20278

Females

8076

F40-44

8076

25K→30K

15.5 - 18.6 mi

Top 80%
×9story building
+181ft-148ft

Overall

20377

Females

8301

F40-44

8301

30K→20M

18.6 - 20.0 mi

Top 77%
×5story building
+64ft-50ft

Overall

19735

Females

8083

F40-44

8083

20M→21M

20.0 - 21.0 mi

Top 77%
×8story building
+106ft-24ft

Overall

19690

Females

8167

F40-44

8167

21M→35K

21.0 - 21.8 mi

Top 68%
×7story building
+17ft-86ft

Overall

17403

Females

7053

F40-44

7053

35K→23M

21.8 - 23.0 mi

Top 67%
×5story building
+23ft-63ft

Overall

17243

Females

7030

F40-44

7030

23M→24M

23.0 - 24.0 mi

Top 78%
×6story building
+12ft-82ft

Overall

19955

Females

8414

F40-44

8414

24M→40K

24.0 - 24.9 mi

Top 64%
×1story
+6ft-20ft

Overall

16304

Females

6656

F40-44

6656

40K→25.2M

24.9 - 25.2 mi

Top 74%
×1story
+13ft-16ft

Overall

18945

Females

7975

F40-44

7975

25.2M→Finish

25.2 - 26.2 mi

Top 56%
×2story building
+22ft-21ft

Overall

14382

Females

5675

F40-44

5675

Passing Analysis

Category:
Athletes Passed
1964
Passed By
3799
Net Change
-1835
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#16975
5K → 10K72374+649#16975#16326
10K → 15K140494-354#16326#16680
15K → 20K201730-1710#16680#18390
20K → Half4934+15#18390#18375
Half → 25K89558-469#18375#18844
25K → 30K108518-410#18844#19254
30K → 20M84126-42#19254#19296
20M → 21M7793-16#19296#19312
21M → 35K10714+93#19312#19219
35K → 23M18728+159#19219#19060
23M → 24M6092-32#19060#19092
24M → 40K14914+135#19092#18957
40K → 25.2M3122+9#18957#18948
25.2M → Finish1402+138#18948#18810
TOTALS19643799-1835

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