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BOSTON MARATHON 2023

Kelly Brown

Bib: 4982•F

CO

0:00
0:00
/ mi
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Overall
#0 / 26622
Top 28%
Gender (Female)
#0 / 11423
Top 9%
Division (F18-39)
#0 / 4884
Top 17%
Race Day Weather
49°/39°F
light intensity drizzle

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
22:27
Rank: #7669
Start → 5K
22:27 | 7:14/mi
10K· 6.21 mi
44:51
Rank: #7886 (-217)
5K → 10K
22:24 | 7:13/mi
15K· 9.32 mi
1:07:03
Rank: #7714 (+172)
10K → 15K
22:12 | 7:09/mi
20K· 12.43 mi
1:29:46
Rank: #7723 (-9)
15K → 20K
22:43 | 7:19/mi
Half· 13.11 mi
1:34:46
Rank: #7760 (-37)
20K → Half
5:00 | 7:20/mi
25K· 15.53 mi
1:52:49
Rank: #7809 (-49)
Half → 25K
18:03 | 7:27/mi
30K· 18.64 mi
2:17:03
Rank: #8034 (-225)
25K → 30K
24:14 | 7:48/mi
20M
2:27:15
Rank: #7889 (+145)
30K → 20M
10:12 | 7:30/mi
21M
2:35:15
Rank: #7812 (+77)
20M → 21M
8:00 | 8:00/mi
35K· 21.75 mi
2:40:49
Rank: #7811 (+1)
21M → 35K
5:34 | 7:26/mi
23M
2:50:21
Rank: #7739 (+72)
35K → 23M
9:32 | 7:37/mi
24M
2:57:40
Rank: #7637 (+102)
23M → 24M
7:19 | 7:19/mi
40K· 24.85 mi
3:03:57
Rank: #7550 (+87)
24M → 40K
6:17 | 7:21/mi
25.2M
3:06:40
Rank: #7520 (+30)
40K → 25.2M
2:43 | 7:53/mi
Finish· 26.22 mi
3:13:43
Rank: #7361 (+159)
25.2M → Finish
7:03 | 6:55/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:34:46
Pace7:14 /mi
2nd Half
Distance13.11 mi
Time1:38:57
Pace7:33 /mi
📊Positive Split: 4.4% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:24:3622:277:1422:27
7:14
-
10K
6.21 mi10:47:0044:517:1322:24
7:13
-0:01
15K
9.32 mi11:09:121:07:037:1222:12
7:09
-0:04
20K
12.43 mi11:31:551:29:467:1322:43
7:19
+0:10
Half
13.11 mi11:36:551:34:467:145:00
7:20
+0:01
25K
15.53 mi11:54:581:52:497:1618:03
7:27
+0:07
30K
18.64 mi12:19:122:17:037:2124:14
7:48
+0:21
20M
20.00 mi12:29:242:27:157:2210:12
7:30
-0:18
21M
21.00 mi12:37:242:35:157:248:00
8:00
+0:30
35K
21.75 mi12:42:582:40:497:245:34
7:26
-0:34
23M
23.00 mi12:52:302:50:217:249:32
7:37
+0:11
24M
24.00 mi12:59:492:57:407:247:19
7:19
-0:18
40K
24.85 mi13:06:063:03:577:246:17
7:21
+0:02
25.2M
25.20 mi13:08:493:06:407:242:43
7:53
+0:32
Finish
26.22 mi13:15:523:13:437:247:03
6:55
-0:58

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

6:55 /mi

Average Pace

7:24 /mi

Slowest Pace

8:00 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:29:14

77% of race

Time at Steady Pace

44:29

23% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 7:23 /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 mi10:24:3622:277:1422:27
7:14
#7669
10K
6.21 mi10:47:0044:517:1322:24
7:13
#7886
15K
9.32 mi11:09:121:07:037:1222:12
7:09
#7714
20K
12.43 mi11:31:551:29:467:1322:43
7:19
#7723
Half
13.11 mi11:36:551:34:467:145:00
7:20
#7760
25K
15.53 mi11:54:581:52:497:1618:03
7:27
#7809
30K
18.64 mi12:19:122:17:037:2124:14
7:48
#8034
20M
20.00 mi12:29:242:27:157:2210:12
7:30
#7889
21M
21.00 mi12:37:242:35:157:248:00
8:00
#7812
35K
21.75 mi12:42:582:40:497:245:34
7:26
#7811
23M
23.00 mi12:52:302:50:217:249:32
7:37
#7739
24M
24.00 mi12:59:492:57:407:247:19
7:19
#7637
40K
24.85 mi13:06:063:03:577:246:17
7:21
#7550
25.2M
25.20 mi13:08:493:06:407:242:43
7:53
#7520
Finish
26.22 mi13:15:523:13:437:247:03
6:55
#7361
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi3.11 mi76699009007458(Top 28%)882(Top 8%)882(Top 18%)
10K6.21 mi3.10 mi7886-217976-76976-768187(Top 31%)1108(Top 10%)1108(Top 23%)
15K9.32 mi3.11 mi7714+172935+41935+417458(Top 28%)882(Top 8%)882(Top 18%)
20K12.43 mi3.11 mi7723-9952-17952-177887(Top 30%)1068(Top 9%)1068(Top 22%)
Half13.11 mi0.68 mi7760-37975-23975-238852(Top 33%)1402(Top 12%)1402(Top 29%)
25K15.53 mi2.42 mi7809-491007-321007-328374(Top 31%)1315(Top 12%)1315(Top 27%)
30K18.64 mi3.11 mi8034-2251130-1231130-1239362(Top 35%)1863(Top 16%)1863(Top 38%)
20M20.00 mi1.36 mi7889+1451094+361094+366842(Top 26%)967(Top 8%)967(Top 20%)
21M21.00 mi1.00 mi7812+771076+181076+187369(Top 28%)1265(Top 11%)1265(Top 26%)
35K21.75 mi0.75 mi7811+11084-81084-88114(Top 30%)1532(Top 13%)1532(Top 31%)
23M23.00 mi1.25 mi7739+721087-31087-37203(Top 27%)1245(Top 11%)1245(Top 25%)
24M24.00 mi1.00 mi7637+1021068+191068+196515(Top 24%)1076(Top 9%)1076(Top 22%)
40K24.85 mi0.85 mi7550+871064+41064+45787(Top 22%)904(Top 8%)904(Top 19%)
25.2M25.20 mi0.35 mi7520+301063+11063+15874(Top 22%)1005(Top 9%)1005(Top 21%)
Finish26.22 mi1.02 mi7361+1591034+291034+294772(Top 18%)657(Top 6%)657(Top 13%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 28%
×21stories
+97ft-345ft

Overall

7458

Females

882

F18-39

882

5K→10K

3.1 - 6.2 mi

Top 31%
×5stories
+79ft-138ft

Overall

8187

Females

1108

F18-39

1108

10K→15K

6.2 - 9.3 mi

Top 28%
×3stories
+67ft-78ft

Overall

7458

Females

882

F18-39

882

15K→20K

9.3 - 12.4 mi

Top 30%
×5stories
+106ft-86ft

Overall

7887

Females

1068

F18-39

1068

20K→Half

12.4 - 13.1 mi

Top 33%
×2stories
+19ft-37ft

Overall

8852

Females

1402

F18-39

1402

Half→25K

13.1 - 15.5 mi

Top 31%
×4stories
+66ft-88ft

Overall

8374

Females

1315

F18-39

1315

25K→30K

15.5 - 18.6 mi

Top 35%
×9stories
+181ft-148ft

Overall

9362

Females

1863

F18-39

1863

30K→20M

18.6 - 20.0 mi

Top 26%
×5stories
+64ft-50ft

Overall

6842

Females

967

F18-39

967

20M→21M

20.0 - 21.0 mi

Top 28%
×8stories
+106ft-24ft

Overall

7369

Females

1265

F18-39

1265

21M→35K

21.0 - 21.8 mi

Top 30%
×7stories
+17ft-86ft

Overall

8114

Females

1532

F18-39

1532

35K→23M

21.8 - 23.0 mi

Top 27%
×5stories
+23ft-63ft

Overall

7203

Females

1245

F18-39

1245

23M→24M

23.0 - 24.0 mi

Top 24%
×6stories
+12ft-82ft

Overall

6515

Females

1076

F18-39

1076

24M→40K

24.0 - 24.9 mi

Top 22%
×1story
+6ft-20ft

Overall

5787

Females

904

F18-39

904

40K→25.2M

24.9 - 25.2 mi

Top 22%
×1story
+13ft-16ft

Overall

5874

Females

1005

F18-39

1005

25.2M→Finish

25.2 - 26.2 mi

Top 18%
×2stories
+22ft-21ft

Overall

4772

Females

657

F18-39

657

Passing Analysis

Category:
Athletes Passed
1483
Passed By
1175
Net Change
+308
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#7669
5K → 10K135352-217#7669#7886
10K → 15K23462+172#7886#7714
15K → 20K110119-9#7714#7723
20K → Half1956-37#7723#7760
Half → 25K77126-49#7760#7809
25K → 30K61286-225#7809#8034
30K → 20M15813+145#8034#7889
20M → 21M10932+77#7889#7812
21M → 35K3837+1#7812#7811
35K → 23M11543+72#7811#7739
23M → 24M11715+102#7739#7637
24M → 40K10215+87#7637#7550
40K → 25.2M388+30#7550#7520
25.2M → Finish17011+159#7520#7361
TOTALS14831175+308
📊

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