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BOSTON MARATHON 2023

Emily Chappelear

Bib: 10647•F

NC

0:00
0:00
/ mi
Masters
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Overall
#0 / 26622
Top 33%
Gender (Female)
#0 / 11423
Top 13%
Masters (Masters Women)
#0 / 6539
Top 5%
Division (F40-44)
#0 / 1878
Top 11%
Race Day Weather
49°/39°F
light intensity drizzle

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
22:47
Rank: #8348
Start → 5K
22:47 | 7:20/mi
10K· 6.21 mi
45:23
Rank: #8476 (-128)
5K → 10K
22:36 | 7:16/mi
15K· 9.32 mi
1:08:00
Rank: #8439 (+37)
10K → 15K
22:37 | 7:17/mi
20K· 12.43 mi
1:31:01
Rank: #8423 (+16)
15K → 20K
23:01 | 7:25/mi
Half· 13.11 mi
1:35:59
Rank: #8426 (-3)
20K → Half
4:58 | 7:17/mi
25K· 15.53 mi
1:54:13
Rank: #8462 (-36)
Half → 25K
18:14 | 7:31/mi
30K· 18.64 mi
2:18:24
Rank: #8561 (-99)
25K → 30K
24:11 | 7:47/mi
20M
2:28:58
Rank: #8542 (+19)
30K → 20M
10:34 | 7:47/mi
21M
2:37:13
Rank: #8547 (-5)
20M → 21M
8:15 | 8:15/mi
35K· 21.75 mi
2:42:59
Rank: #8599 (-52)
21M → 35K
5:46 | 7:42/mi
23M
2:53:02
Rank: #8651 (-52)
35K → 23M
10:03 | 8:02/mi
24M
3:00:50
Rank: #8677 (-26)
23M → 24M
7:48 | 7:48/mi
40K· 24.85 mi
3:07:37
Rank: #8686 (-9)
24M → 40K
6:47 | 7:56/mi
25.2M
3:10:30
Rank: #8687 (-1)
40K → 25.2M
2:53 | 8:22/mi
Finish· 26.22 mi
3:18:22
Rank: #8713 (-26)
25.2M → Finish
7:52 | 7:43/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:35:59
Pace7:19 /mi
2nd Half
Distance13.11 mi
Time1:42:23
Pace7:49 /mi
📊Positive Split: 6.7% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:49:1522:477:2022:47
7:20
-
10K
6.21 mi11:11:5145:237:1822:36
7:16
-0:04
15K
9.32 mi11:34:281:08:007:1822:37
7:17
+0:01
20K
12.43 mi11:57:291:31:017:1923:01
7:25
+0:08
Half
13.11 mi12:02:271:35:597:194:58
7:17
-0:08
25K
15.53 mi12:20:411:54:137:2118:14
7:31
+0:14
30K
18.64 mi12:44:522:18:247:2524:11
7:47
+0:16
20M
20.00 mi12:55:262:28:587:2710:34
7:47
0:00
21M
21.00 mi13:03:412:37:137:298:15
8:15
+0:28
35K
21.75 mi13:09:272:42:597:305:46
7:42
-0:33
23M
23.00 mi13:19:302:53:027:3110:03
8:02
+0:20
24M
24.00 mi13:27:183:00:507:327:48
7:48
-0:14
40K
24.85 mi13:34:053:07:377:336:47
7:56
+0:08
25.2M
25.20 mi13:36:583:10:307:342:53
8:22
+0:26
Finish
26.22 mi13:44:503:18:227:347:52
7:43
-0:39

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

7:16 /mi

Average Pace

7:34 /mi

Slowest Pace

8:22 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:57:11

89% of race

Time at Steady Pace

21:11

11% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 7:34 /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 mi10:49:1522:477:2022:47
7:20
#8348
10K
6.21 mi11:11:5145:237:1822:36
7:16
#8476
15K
9.32 mi11:34:281:08:007:1822:37
7:17
#8439
20K
12.43 mi11:57:291:31:017:1923:01
7:25
#8423
Half
13.11 mi12:02:271:35:597:194:58
7:17
#8426
25K
15.53 mi12:20:411:54:137:2118:14
7:31
#8462
30K
18.64 mi12:44:522:18:247:2524:11
7:47
#8561
20M
20.00 mi12:55:262:28:587:2710:34
7:47
#8542
21M
21.00 mi13:03:412:37:137:298:15
8:15
#8547
35K
21.75 mi13:09:272:42:597:305:46
7:42
#8599
23M
23.00 mi13:19:302:53:027:3110:03
8:02
#8651
24M
24.00 mi13:27:183:00:507:327:48
7:48
#8677
40K
24.85 mi13:34:053:07:377:336:47
7:56
#8686
25.2M
25.20 mi13:36:583:10:307:342:53
8:22
#8687
Finish
26.22 mi13:44:503:18:227:347:52
7:43
#8713
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF40-44Seg. OverallSeg. FemalesSeg. F40-44
5K3.11 mi3.11 mi8348114311438419(Top 32%)1223(Top 11%)1223(Top 65%)
10K6.21 mi3.10 mi8476-1281208-651208-658680(Top 33%)1298(Top 11%)1298(Top 69%)
15K9.32 mi3.11 mi8439+371195+131195+138419(Top 32%)1223(Top 11%)1223(Top 65%)
20K12.43 mi3.11 mi8423+161209-141209-148586(Top 32%)1329(Top 12%)1329(Top 71%)
Half13.11 mi0.68 mi8426-31212-31212-38514(Top 32%)1293(Top 11%)1293(Top 69%)
25K15.53 mi2.42 mi8462-361245-331245-338933(Top 34%)1533(Top 13%)1533(Top 82%)
30K18.64 mi3.11 mi8561-991317-721317-729236(Top 35%)1808(Top 16%)1808(Top 96%)
20M20.00 mi1.36 mi8542+191333-161333-168703(Top 33%)1668(Top 15%)1668(Top 89%)
21M21.00 mi1.00 mi8547-51357-241357-248930(Top 34%)1892(Top 17%)1892(Top 101%)
35K21.75 mi0.75 mi8599-521386-291386-2910003(Top 38%)2341(Top 20%)2341(Top 125%)
23M23.00 mi1.25 mi8651-521428-421428-429946(Top 37%)2478(Top 22%)2478(Top 132%)
24M24.00 mi1.00 mi8677-261462-341462-349807(Top 37%)2492(Top 22%)2492(Top 133%)
40K24.85 mi0.85 mi8686-91488-261488-269607(Top 36%)2452(Top 21%)2452(Top 131%)
25.2M25.20 mi0.35 mi8687-11498-101498-108711(Top 33%)2114(Top 19%)2114(Top 113%)
Finish26.22 mi1.02 mi8713-261532-341532-3410108(Top 38%)2739(Top 24%)2739(Top 146%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 32%
×21stories
+97ft-345ft

Overall

8419

Females

1223

F40-44

1223

5K→10K

3.1 - 6.2 mi

Top 33%
×5stories
+79ft-138ft

Overall

8680

Females

1298

F40-44

1298

10K→15K

6.2 - 9.3 mi

Top 32%
×3stories
+67ft-78ft

Overall

8419

Females

1223

F40-44

1223

15K→20K

9.3 - 12.4 mi

Top 32%
×5stories
+106ft-86ft

Overall

8586

Females

1329

F40-44

1329

20K→Half

12.4 - 13.1 mi

Top 32%
×2stories
+19ft-37ft

Overall

8514

Females

1293

F40-44

1293

Half→25K

13.1 - 15.5 mi

Top 34%
×4stories
+66ft-88ft

Overall

8933

Females

1533

F40-44

1533

25K→30K

15.5 - 18.6 mi

Top 35%
×9stories
+181ft-148ft

Overall

9236

Females

1808

F40-44

1808

30K→20M

18.6 - 20.0 mi

Top 33%
×5stories
+64ft-50ft

Overall

8703

Females

1668

F40-44

1668

20M→21M

20.0 - 21.0 mi

Top 34%
×8stories
+106ft-24ft

Overall

8930

Females

1892

F40-44

1892

21M→35K

21.0 - 21.8 mi

Top 38%
×7stories
+17ft-86ft

Overall

10003

Females

2341

F40-44

2341

35K→23M

21.8 - 23.0 mi

Top 37%
×5stories
+23ft-63ft

Overall

9946

Females

2478

F40-44

2478

23M→24M

23.0 - 24.0 mi

Top 37%
×6stories
+12ft-82ft

Overall

9807

Females

2492

F40-44

2492

24M→40K

24.0 - 24.9 mi

Top 36%
×1story
+6ft-20ft

Overall

9607

Females

2452

F40-44

2452

40K→25.2M

24.9 - 25.2 mi

Top 33%
×1story
+13ft-16ft

Overall

8711

Females

2114

F40-44

2114

25.2M→Finish

25.2 - 26.2 mi

Top 38%
×2stories
+22ft-21ft

Overall

10108

Females

2739

F40-44

2739

Passing Analysis

Category:
Athletes Passed
1159
Passed By
1524
Net Change
-365
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#8348
5K → 10K172300-128#8348#8476
10K → 15K157120+37#8476#8439
15K → 20K145129+16#8439#8423
20K → Half2225-3#8423#8426
Half → 25K87123-36#8426#8462
25K → 30K128227-99#8462#8561
30K → 20M9374+19#8561#8542
20M → 21M7277-5#8542#8547
21M → 35K2274-52#8547#8599
35K → 23M65117-52#8599#8651
23M → 24M5985-26#8651#8677
24M → 40K5665-9#8677#8686
40K → 25.2M2829-1#8686#8687
25.2M → Finish5379-26#8687#8713
TOTALS11591524-365
📊

Passing Visuals

Category:
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🔥Passing Intensity

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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