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BOSTON MARATHON 2023

Karrigan Smith

Bib: 12130•F

MI

0:00
0:00
/ mi
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Overall
#0 / 26622
Top 47%
Gender (Female)
#0 / 11423
Top 30%
Division (F18-39)
#0 / 4884
Top 48%
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
7:44/mi
24:03
↑ 97↓ 3451.5%
10K· 6.21 mi
7:34/mi
47:34
↑ 79↓ 1380.4%
15K· 9.32 mi
8:03/mi
1:12:34
↑ 67↓ 78
20K· 12.43 mi
7:35/mi
1:36:09
↑ 106↓ 860.1%
Half· 13.11 mi
7:30/mi
1:41:16
↑ 19↓ 370.5%
25K· 15.53 mi
8:05/mi
2:00:53
↑ 66↓ 880.2%
30K· 18.64 mi
8:07/mi
2:26:05
↑ 181↓ 1480.2%
20M
8:17/mi
2:37:20
↑ 64↓ 500.2%
21M
8:57/mi
2:46:17
↑ 106↓ 241.6%
35K· 21.75 mi
8:12/mi
2:52:25
↑ 17↓ 861.7%
23M
8:45/mi
3:03:22
↑ 23↓ 630.6%
24M
8:37/mi
3:11:59
↓ 821.3%
40K· 24.85 mi
8:53/mi
3:19:35
↓ 200.3%
25.2M
9:23/mi
3:22:49
↑ 13↓ 160.2%
Finish· 26.22 mi
7:58/mi
3:30:56
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:41:16
Pace7:43 /mi
2nd Half
Distance13.11 mi
Time1:49:40
Pace8:22 /mi
📊Positive Split: 8.3% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:51:5224:037:4424:03
7:44
-
10K
6.21 mi11:15:2347:347:3923:31
7:34
-0:10
15K
9.32 mi11:40:231:12:347:4725:00
8:03
+0:29
20K
12.43 mi12:03:581:36:097:4423:35
7:35
-0:28
Half
13.11 mi12:09:051:41:167:435:07
7:30
-0:05
25K
15.53 mi12:28:422:00:537:4719:37
8:05
+0:35
30K
18.64 mi12:53:542:26:057:5025:12
8:07
+0:02
20M
20.00 mi13:05:092:37:207:5211:15
8:17
+0:10
21M
21.00 mi13:14:062:46:177:558:57
8:57
+0:40
35K
21.75 mi13:20:142:52:257:566:08
8:12
-0:45
23M
23.00 mi13:31:113:03:227:5810:57
8:45
+0:33
24M
24.00 mi13:39:483:11:598:008:37
8:37
-0:08
40K
24.85 mi13:47:243:19:358:027:36
8:53
+0:16
25.2M
25.20 mi13:50:383:22:498:033:14
9:23
+0:30
Finish
26.22 mi13:58:453:30:568:038:07
7:58
-1:25

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

7:30 /mi

Average Pace

8:03 /mi

Slowest Pace

9:23 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:16:16

36% of race

Time at Steady Pace

1:35:19

45% of race

Time at Slower Pace

39:21

19% of race

Average Pace: 8:03 /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 mi10:51:5224:037:4424:03
7:44
#11859
10K
6.21 mi11:15:2347:347:3923:31
7:34
#11398
15K
9.32 mi11:40:231:12:347:4725:00
8:03
#12543
20K
12.43 mi12:03:581:36:097:4423:35
7:35
#11853
Half
13.11 mi12:09:051:41:167:435:07
7:30
#11759
25K
15.53 mi12:28:422:00:537:4719:37
8:05
#12028
30K
18.64 mi12:53:542:26:057:5025:12
8:07
#11905
20M
20.00 mi13:05:092:37:207:5211:15
8:17
#11939
21M
21.00 mi13:14:062:46:177:558:57
8:57
#12019
35K
21.75 mi13:20:142:52:257:566:08
8:12
#12053
23M
23.00 mi13:31:113:03:227:5810:57
8:45
#12242
24M
24.00 mi13:39:483:11:598:008:37
8:37
#12374
40K
24.85 mi13:47:243:19:358:027:36
8:53
#12521
25.2M
25.20 mi13:50:383:22:498:033:14
9:23
#12552
Finish
26.22 mi13:58:453:30:568:038:07
7:58
#12515
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi3.11 mi118592783278314777(Top 56%)4550(Top 40%)4550(Top 93%)
10K6.21 mi3.10 mi11398+4612545+2382545+23811069(Top 42%)2356(Top 21%)2356(Top 48%)
15K9.32 mi3.11 mi12543-11453199-6543199-65414777(Top 56%)4550(Top 40%)4550(Top 93%)
20K12.43 mi3.11 mi11853+6902830+3692830+36910042(Top 38%)1939(Top 17%)1939(Top 40%)
Half13.11 mi0.68 mi11759+942777+532777+5310331(Top 39%)2064(Top 18%)2064(Top 42%)
25K15.53 mi2.42 mi12028-2692958-1812958-18113446(Top 51%)3885(Top 34%)3885(Top 80%)
30K18.64 mi3.11 mi11905+1232927+312927+3111737(Top 44%)3038(Top 27%)3038(Top 62%)
20M20.00 mi1.36 mi11939-342960-332960-3312230(Top 46%)3412(Top 30%)3412(Top 70%)
21M21.00 mi1.00 mi12019-803022-623022-6213133(Top 49%)4014(Top 35%)4014(Top 82%)
35K21.75 mi0.75 mi12053-343060-383060-3813422(Top 50%)4221(Top 37%)4221(Top 86%)
23M23.00 mi1.25 mi12242-1893192-1323192-13214674(Top 55%)4987(Top 44%)4987(Top 102%)
24M24.00 mi1.00 mi12374-1323281-893281-8915160(Top 57%)5311(Top 46%)5311(Top 109%)
40K24.85 mi0.85 mi12521-1473387-1063387-10615558(Top 58%)5603(Top 49%)5603(Top 115%)
25.2M25.20 mi0.35 mi12552-313408-213408-2114583(Top 55%)5049(Top 44%)5049(Top 103%)
Finish26.22 mi1.02 mi12515+373414-63414-611892(Top 45%)3649(Top 32%)3649(Top 75%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 56%
×21story building
+97ft-345ft

Overall

14777

Females

4550

F18-39

4550

5K→10K

3.1 - 6.2 mi

Top 42%
×5story building
+79ft-138ft

Overall

11069

Females

2356

F18-39

2356

10K→15K

6.2 - 9.3 mi

Top 56%
×3story building
+67ft-78ft

Overall

14777

Females

4550

F18-39

4550

15K→20K

9.3 - 12.4 mi

Top 38%
×5story building
+106ft-86ft

Overall

10042

Females

1939

F18-39

1939

20K→Half

12.4 - 13.1 mi

Top 39%
×2story building
+19ft-37ft

Overall

10331

Females

2064

F18-39

2064

Half→25K

13.1 - 15.5 mi

Top 51%
×4story building
+66ft-88ft

Overall

13446

Females

3885

F18-39

3885

25K→30K

15.5 - 18.6 mi

Top 44%
×9story building
+181ft-148ft

Overall

11737

Females

3038

F18-39

3038

30K→20M

18.6 - 20.0 mi

Top 46%
×5story building
+64ft-50ft

Overall

12230

Females

3412

F18-39

3412

20M→21M

20.0 - 21.0 mi

Top 49%
×8story building
+106ft-24ft

Overall

13133

Females

4014

F18-39

4014

21M→35K

21.0 - 21.8 mi

Top 50%
×7story building
+17ft-86ft

Overall

13422

Females

4221

F18-39

4221

35K→23M

21.8 - 23.0 mi

Top 55%
×5story building
+23ft-63ft

Overall

14674

Females

4987

F18-39

4987

23M→24M

23.0 - 24.0 mi

Top 57%
×6story building
+12ft-82ft

Overall

15160

Females

5311

F18-39

5311

24M→40K

24.0 - 24.9 mi

Top 58%
×1story
+6ft-20ft

Overall

15558

Females

5603

F18-39

5603

40K→25.2M

24.9 - 25.2 mi

Top 55%
×1story
+13ft-16ft

Overall

14583

Females

5049

F18-39

5049

25.2M→Finish

25.2 - 26.2 mi

Top 45%
×2story building
+22ft-21ft

Overall

11892

Females

3649

F18-39

3649

Passing Analysis

Category:
Athletes Passed
2104
Passed By
2760
Net Change
-656
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#11859
5K → 10K592131+461#11859#11398
10K → 15K121157-1145#11398#12543
15K → 20K6944+690#12543#11853
20K → Half995+94#11853#11759
Half → 25K63332-269#11759#12028
25K → 30K252129+123#12028#11905
30K → 20M85119-34#11905#11939
20M → 21M68148-80#11939#12019
21M → 35K3771-34#12019#12053
35K → 23M41230-189#12053#12242
23M → 24M29161-132#12242#12374
24M → 40K25172-147#12374#12521
40K → 25.2M1748-31#12521#12552
25.2M → Finish9053+37#12552#12515
TOTALS21042760-656
📊

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