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BOSTON MARATHON 2023

Kelly Smith

Bib: 14960•F

IL

0:00
0:00
/ mi
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Overall
#0 / 26622
Top 40%
Gender (Female)
#0 / 11423
Top 22%
Division (F18-39)
#0 / 4884
Top 37%
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
7:46/mi
24:07
↑ 97↓ 3451.5%
10K· 6.21 mi
7:45/mi
48:13
↑ 79↓ 1380.4%
15K· 9.32 mi
7:45/mi
1:12:17
↑ 67↓ 78
20K· 12.43 mi
7:48/mi
1:36:32
↑ 106↓ 860.1%
Half· 13.11 mi
7:21/mi
1:41:33
↑ 19↓ 370.5%
25K· 15.53 mi
7:48/mi
2:00:27
↑ 66↓ 880.2%
30K· 18.64 mi
7:59/mi
2:25:16
↑ 181↓ 1480.2%
20M
7:59/mi
2:36:07
↑ 64↓ 500.2%
21M
8:32/mi
2:44:39
↑ 106↓ 241.6%
35K· 21.75 mi
7:46/mi
2:50:28
↑ 17↓ 861.7%
23M
8:06/mi
3:00:37
↑ 23↓ 630.6%
24M
7:50/mi
3:08:27
↓ 821.3%
40K· 24.85 mi
7:38/mi
3:14:59
↓ 200.3%
25.2M
8:10/mi
3:17:48
↑ 13↓ 160.2%
Finish· 26.22 mi
7:18/mi
3:25:14
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:41:33
Pace7:45 /mi
2nd Half
Distance13.11 mi
Time1:43:41
Pace7:55 /mi
📊Positive Split: 2.1% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:55:1624:077:4624:07
7:46
-
10K
6.21 mi11:19:2248:137:4624:06
7:45
-0:01
15K
9.32 mi11:43:261:12:177:4524:04
7:45
0:00
20K
12.43 mi12:07:411:36:327:4624:15
7:48
+0:03
Half
13.11 mi12:12:421:41:337:455:01
7:21
-0:27
25K
15.53 mi12:31:362:00:277:4518:54
7:48
+0:27
30K
18.64 mi12:56:252:25:167:4824:49
7:59
+0:11
20M
20.00 mi13:07:162:36:077:4810:51
7:59
0:00
21M
21.00 mi13:15:482:44:397:508:32
8:32
+0:33
35K
21.75 mi13:21:372:50:287:505:49
7:46
-0:46
23M
23.00 mi13:31:463:00:377:5110:09
8:06
+0:20
24M
24.00 mi13:39:363:08:277:517:50
7:50
-0:16
40K
24.85 mi13:46:083:14:597:516:32
7:38
-0:12
25.2M
25.20 mi13:48:573:17:487:512:49
8:10
+0:32
Finish
26.22 mi13:56:233:25:147:507:26
7:18
-0:52

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

7:18 /mi

Average Pace

7:50 /mi

Slowest Pace

8:32 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

3:03:44

90% of race

Time at Steady Pace

21:30

10% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 7:50 /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 mi10:55:1624:077:4624:07
7:46
#12030
10K
6.21 mi11:19:2248:137:4624:06
7:45
#12358
15K
9.32 mi11:43:261:12:177:4524:04
7:45
#12266
20K
12.43 mi12:07:411:36:327:4624:15
7:48
#12104
Half
13.11 mi12:12:421:41:337:455:01
7:21
#11957
25K
15.53 mi12:31:362:00:277:4518:54
7:48
#11758
30K
18.64 mi12:56:252:25:167:4824:49
7:59
#11544
20M
20.00 mi13:07:162:36:077:4810:51
7:59
#11407
21M
21.00 mi13:15:482:44:397:508:32
8:32
#11331
35K
21.75 mi13:21:372:50:287:505:49
7:46
#11297
23M
23.00 mi13:31:463:00:377:5110:09
8:06
#11232
24M
24.00 mi13:39:363:08:277:517:50
7:50
#11172
40K
24.85 mi13:46:083:14:597:516:32
7:38
#11004
25.2M
25.20 mi13:48:573:17:487:512:49
8:10
#10925
Finish
26.22 mi13:56:233:25:147:507:26
7:18
#10735
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi3.11 mi120302886288612263(Top 46%)3050(Top 27%)3050(Top 62%)
10K6.21 mi3.10 mi12358-3283075-1893075-18912745(Top 48%)3278(Top 29%)3278(Top 67%)
15K9.32 mi3.11 mi12266+923039+363039+3612263(Top 46%)3050(Top 27%)3050(Top 62%)
20K12.43 mi3.11 mi12104+1622977+622977+6211792(Top 44%)2841(Top 25%)2841(Top 58%)
Half13.11 mi0.68 mi11957+1472890+872890+879120(Top 34%)1544(Top 14%)1544(Top 32%)
25K15.53 mi2.42 mi11758+1992791+992791+9911064(Top 42%)2512(Top 22%)2512(Top 51%)
30K18.64 mi3.11 mi11544+2142714+772714+7710807(Top 41%)2545(Top 22%)2545(Top 52%)
20M20.00 mi1.36 mi11407+1372662+522662+5210177(Top 38%)2317(Top 20%)2317(Top 47%)
21M21.00 mi1.00 mi11331+762636+262636+2610690(Top 40%)2716(Top 24%)2716(Top 56%)
35K21.75 mi0.75 mi11297+342627+92627+910508(Top 39%)2608(Top 23%)2608(Top 53%)
23M23.00 mi1.25 mi11232+652619+82619+810528(Top 40%)2777(Top 24%)2777(Top 57%)
24M24.00 mi1.00 mi11172+602612+72612+710057(Top 38%)2626(Top 23%)2626(Top 54%)
40K24.85 mi0.85 mi11004+1682555+572555+577612(Top 29%)1619(Top 14%)1619(Top 33%)
25.2M25.20 mi0.35 mi10925+792530+252530+257604(Top 29%)1674(Top 15%)1674(Top 34%)
Finish26.22 mi1.02 mi10735+1902462+682462+687145(Top 27%)1492(Top 13%)1492(Top 31%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 46%
×21story building
+97ft-345ft

Overall

12263

Females

3050

F18-39

3050

5K→10K

3.1 - 6.2 mi

Top 48%
×5story building
+79ft-138ft

Overall

12745

Females

3278

F18-39

3278

10K→15K

6.2 - 9.3 mi

Top 46%
×3story building
+67ft-78ft

Overall

12263

Females

3050

F18-39

3050

15K→20K

9.3 - 12.4 mi

Top 44%
×5story building
+106ft-86ft

Overall

11792

Females

2841

F18-39

2841

20K→Half

12.4 - 13.1 mi

Top 34%
×2story building
+19ft-37ft

Overall

9120

Females

1544

F18-39

1544

Half→25K

13.1 - 15.5 mi

Top 42%
×4story building
+66ft-88ft

Overall

11064

Females

2512

F18-39

2512

25K→30K

15.5 - 18.6 mi

Top 41%
×9story building
+181ft-148ft

Overall

10807

Females

2545

F18-39

2545

30K→20M

18.6 - 20.0 mi

Top 38%
×5story building
+64ft-50ft

Overall

10177

Females

2317

F18-39

2317

20M→21M

20.0 - 21.0 mi

Top 40%
×8story building
+106ft-24ft

Overall

10690

Females

2716

F18-39

2716

21M→35K

21.0 - 21.8 mi

Top 39%
×7story building
+17ft-86ft

Overall

10508

Females

2608

F18-39

2608

35K→23M

21.8 - 23.0 mi

Top 40%
×5story building
+23ft-63ft

Overall

10528

Females

2777

F18-39

2777

23M→24M

23.0 - 24.0 mi

Top 38%
×6story building
+12ft-82ft

Overall

10057

Females

2626

F18-39

2626

24M→40K

24.0 - 24.9 mi

Top 29%
×1story
+6ft-20ft

Overall

7612

Females

1619

F18-39

1619

40K→25.2M

24.9 - 25.2 mi

Top 29%
×1story
+13ft-16ft

Overall

7604

Females

1674

F18-39

1674

25.2M→Finish

25.2 - 26.2 mi

Top 27%
×2story building
+22ft-21ft

Overall

7145

Females

1492

F18-39

1492

Passing Analysis

Category:
Athletes Passed
2373
Passed By
1078
Net Change
+1295
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#12030
5K → 10K175503-328#12030#12358
10K → 15K229137+92#12358#12266
15K → 20K26098+162#12266#12104
20K → Half1481+147#12104#11957
Half → 25K24344+199#11957#11758
25K → 30K29480+214#11758#11544
30K → 20M16023+137#11544#11407
20M → 21M13054+76#11407#11331
21M → 35K6228+34#11331#11297
35K → 23M12358+65#11297#11232
23M → 24M9838+60#11232#11172
24M → 40K1724+168#11172#11004
40K → 25.2M856+79#11004#10925
25.2M → Finish1944+190#10925#10735
TOTALS23731078+1295
📊

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