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BOSTON MARATHON 2023

Karmen Kelly

Bib: 11576•F

BC

0:00
0:00
/ mi
Masters
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Overall
#0 / 26622
Top 28%
Gender (Female)
#0 / 11423
Top 10%
Masters (Masters Women)
#0 / 6539
Top 3%
Division (F40-44)
#0 / 1878
Top 8%
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
7:26/mi
23:07
↑ 97↓ 3451.5%
10K· 6.21 mi
7:18/mi
45:47
↑ 79↓ 1380.4%
15K· 9.32 mi
7:16/mi
1:08:23
↑ 67↓ 78
20K· 12.43 mi
7:17/mi
1:31:00
↑ 106↓ 860.1%
Half· 13.11 mi
7:09/mi
1:35:53
↑ 19↓ 370.5%
25K· 15.53 mi
7:23/mi
1:53:47
↑ 66↓ 880.2%
30K· 18.64 mi
7:34/mi
2:17:19
↑ 181↓ 1480.2%
20M
7:28/mi
2:27:28
↑ 64↓ 500.2%
21M
7:51/mi
2:35:19
↑ 106↓ 241.6%
35K· 21.75 mi
7:24/mi
2:40:51
↑ 17↓ 861.7%
23M
7:34/mi
2:50:20
↑ 23↓ 630.6%
24M
7:28/mi
2:57:48
↓ 821.3%
40K· 24.85 mi
7:33/mi
3:04:15
↓ 200.3%
25.2M
8:07/mi
3:07:03
↑ 13↓ 160.2%
Finish· 26.22 mi
7:18/mi
3:14:29
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:35:53
Pace7:19 /mi
2nd Half
Distance13.11 mi
Time1:38:36
Pace7:31 /mi
📊Positive Split: 2.8% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:49:5623:077:2623:07
7:26
-
10K
6.21 mi11:12:3645:477:2222:40
7:18
-0:08
15K
9.32 mi11:35:121:08:237:2022:36
7:16
-0:02
20K
12.43 mi11:57:491:31:007:1922:37
7:17
+0:01
Half
13.11 mi12:02:421:35:537:194:53
7:09
-0:08
25K
15.53 mi12:20:361:53:477:1917:54
7:23
+0:14
30K
18.64 mi12:44:082:17:197:2223:32
7:34
+0:11
20M
20.00 mi12:54:172:27:287:2210:09
7:28
-0:06
21M
21.00 mi13:02:082:35:197:247:51
7:51
+0:23
35K
21.75 mi13:07:402:40:517:245:32
7:24
-0:27
23M
23.00 mi13:17:092:50:207:249:29
7:34
+0:10
24M
24.00 mi13:24:372:57:487:257:28
7:28
-0:06
40K
24.85 mi13:31:043:04:157:256:27
7:33
+0:05
25.2M
25.20 mi13:33:523:07:037:252:48
8:07
+0:34
Finish
26.22 mi13:41:183:14:297:257:26
7:18
-0:49

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

7:09 /mi

Average Pace

7:25 /mi

Slowest Pace

8:07 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

3:11:41

99% of race

Time at Steady Pace

2:48

1% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 7:25 /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 mi10:49:5623:077:2623:07
7:26
#9156
10K
6.21 mi11:12:3645:477:2222:40
7:18
#8960
15K
9.32 mi11:35:121:08:237:2022:36
7:16
#8744
20K
12.43 mi11:57:491:31:007:1922:37
7:17
#8411
Half
13.11 mi12:02:421:35:537:194:53
7:09
#8371
25K
15.53 mi12:20:361:53:477:1917:54
7:23
#8257
30K
18.64 mi12:44:082:17:197:2223:32
7:34
#8121
20M
20.00 mi12:54:172:27:287:2210:09
7:28
#7962
21M
21.00 mi13:02:082:35:197:247:51
7:51
#7836
35K
21.75 mi13:07:402:40:517:245:32
7:24
#7819
23M
23.00 mi13:17:092:50:207:249:29
7:34
#7731
24M
24.00 mi13:24:372:57:487:257:28
7:28
#7688
40K
24.85 mi13:31:043:04:157:256:27
7:33
#7639
25.2M
25.20 mi13:33:523:07:037:252:48
8:07
#7627
Finish
26.22 mi13:41:183:14:297:257:26
7:18
#7585
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF40-44Seg. OverallSeg. FemalesSeg. F40-44
5K3.11 mi3.11 mi9156145014508362(Top 31%)1200(Top 11%)1200(Top 64%)
10K6.21 mi3.10 mi8960+1961393+571393+578845(Top 33%)1346(Top 12%)1346(Top 72%)
15K9.32 mi3.11 mi8744+2161324+691324+698362(Top 31%)1200(Top 11%)1200(Top 64%)
20K12.43 mi3.11 mi8411+3331202+1221202+1227647(Top 29%)985(Top 9%)985(Top 52%)
Half13.11 mi0.68 mi8371+401188+141188+147627(Top 29%)970(Top 8%)970(Top 52%)
25K15.53 mi2.42 mi8257+1141170+181170+187889(Top 30%)1147(Top 10%)1147(Top 61%)
30K18.64 mi3.11 mi8121+1361162+81162+87769(Top 29%)1205(Top 11%)1205(Top 64%)
20M20.00 mi1.36 mi7962+1591116+461116+466618(Top 25%)897(Top 8%)897(Top 48%)
21M21.00 mi1.00 mi7836+1261084+321084+326479(Top 24%)943(Top 8%)943(Top 50%)
35K21.75 mi0.75 mi7819+171090-61090-67804(Top 29%)1412(Top 12%)1412(Top 75%)
23M23.00 mi1.25 mi7731+881082+81082+86929(Top 26%)1141(Top 10%)1141(Top 61%)
24M24.00 mi1.00 mi7688+431084-21084-27497(Top 28%)1480(Top 13%)1480(Top 79%)
40K24.85 mi0.85 mi7639+491090-61090-66994(Top 26%)1355(Top 12%)1355(Top 72%)
25.2M25.20 mi0.35 mi7627+121096-61096-67260(Top 27%)1504(Top 13%)1504(Top 80%)
Finish26.22 mi1.02 mi7585+421105-91105-97116(Top 27%)1463(Top 13%)1463(Top 78%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 31%
×21story building
+97ft-345ft

Overall

8362

Females

1200

F40-44

1200

5K→10K

3.1 - 6.2 mi

Top 33%
×5story building
+79ft-138ft

Overall

8845

Females

1346

F40-44

1346

10K→15K

6.2 - 9.3 mi

Top 31%
×3story building
+67ft-78ft

Overall

8362

Females

1200

F40-44

1200

15K→20K

9.3 - 12.4 mi

Top 29%
×5story building
+106ft-86ft

Overall

7647

Females

985

F40-44

985

20K→Half

12.4 - 13.1 mi

Top 29%
×2story building
+19ft-37ft

Overall

7627

Females

970

F40-44

970

Half→25K

13.1 - 15.5 mi

Top 30%
×4story building
+66ft-88ft

Overall

7889

Females

1147

F40-44

1147

25K→30K

15.5 - 18.6 mi

Top 29%
×9story building
+181ft-148ft

Overall

7769

Females

1205

F40-44

1205

30K→20M

18.6 - 20.0 mi

Top 25%
×5story building
+64ft-50ft

Overall

6618

Females

897

F40-44

897

20M→21M

20.0 - 21.0 mi

Top 24%
×8story building
+106ft-24ft

Overall

6479

Females

943

F40-44

943

21M→35K

21.0 - 21.8 mi

Top 29%
×7story building
+17ft-86ft

Overall

7804

Females

1412

F40-44

1412

35K→23M

21.8 - 23.0 mi

Top 26%
×5story building
+23ft-63ft

Overall

6929

Females

1141

F40-44

1141

23M→24M

23.0 - 24.0 mi

Top 28%
×6story building
+12ft-82ft

Overall

7497

Females

1480

F40-44

1480

24M→40K

24.0 - 24.9 mi

Top 26%
×1story
+6ft-20ft

Overall

6994

Females

1355

F40-44

1355

40K→25.2M

24.9 - 25.2 mi

Top 27%
×1story
+13ft-16ft

Overall

7260

Females

1504

F40-44

1504

25.2M→Finish

25.2 - 26.2 mi

Top 27%
×2story building
+22ft-21ft

Overall

7116

Females

1463

F40-44

1463

Passing Analysis

Category:
Athletes Passed
2178
Passed By
607
Net Change
+1571
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#9156
5K → 10K380184+196#9156#8960
10K → 15K26953+216#8960#8744
15K → 20K35017+333#8744#8411
20K → Half466+40#8411#8371
Half → 25K16753+114#8371#8257
25K → 30K19862+136#8257#8121
30K → 20M17213+159#8121#7962
20M → 21M14317+126#7962#7836
21M → 35K4528+17#7836#7819
35K → 23M12335+88#7819#7731
23M → 24M8542+43#7731#7688
24M → 40K8435+49#7688#7639
40K → 25.2M3119+12#7639#7627
25.2M → Finish8543+42#7627#7585
TOTALS2178607+1571
📊

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