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BOSTON MARATHON 2023

Nicole Horton

Bib: 25528•F

NY

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

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
29:52
Rank: #22414
Start → 5K
29:52 | 9:37/mi
10K· 6.21 mi
59:01
Rank: #22327 (+87)
5K → 10K
29:09 | 9:23/mi
15K· 9.32 mi
1:27:55
Rank: #22088 (+239)
10K → 15K
28:54 | 9:18/mi
20K· 12.43 mi
1:57:11
Rank: #21891 (+197)
15K → 20K
29:16 | 9:25/mi
Half· 13.11 mi
2:03:34
Rank: #21874 (+17)
20K → Half
6:23 | 9:21/mi
25K· 15.53 mi
2:26:33
Rank: #21679 (+195)
Half → 25K
22:59 | 9:29/mi
30K· 18.64 mi
2:57:18
Rank: #21520 (+159)
25K → 30K
30:45 | 9:54/mi
20M
3:10:34
Rank: #21373 (+147)
30K → 20M
13:16 | 9:46/mi
21M
3:20:43
Rank: #21218 (+155)
20M → 21M
10:09 | 10:09/mi
35K· 21.75 mi
3:27:37
Rank: #21123 (+95)
21M → 35K
6:54 | 9:13/mi
23M
3:39:41
Rank: #20972 (+151)
35K → 23M
12:04 | 9:38/mi
24M
3:48:56
Rank: #20838 (+134)
23M → 24M
9:15 | 9:15/mi
40K· 24.85 mi
3:56:50
Rank: #20725 (+113)
24M → 40K
7:54 | 9:14/mi
25.2M
4:00:06
Rank: #20655 (+70)
40K → 25.2M
3:16 | 9:28/mi
Finish· 26.22 mi
4:08:37
Rank: #20476 (+179)
25.2M → Finish
8:31 | 8:21/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time2:03:34
Pace9:26 /mi
2nd Half
Distance13.11 mi
Time2:05:03
Pace9:32 /mi
📊Positive Split: 1.2% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:45:5629:529:3729:52
9:37
-
10K
6.21 mi12:15:0559:019:3029:09
9:23
-0:14
15K
9.32 mi12:43:591:27:559:2628:54
9:18
-0:05
20K
12.43 mi13:13:151:57:119:2629:16
9:25
+0:07
Half
13.11 mi13:19:382:03:349:266:23
9:21
-0:04
25K
15.53 mi13:42:372:26:339:2622:59
9:29
+0:08
30K
18.64 mi14:13:222:57:189:3130:45
9:54
+0:25
20M
20.00 mi14:26:383:10:349:3213:16
9:46
-0:08
21M
21.00 mi14:36:473:20:439:3310:09
10:09
+0:23
35K
21.75 mi14:43:413:27:379:336:54
9:13
-0:56
23M
23.00 mi14:55:453:39:419:3312:04
9:38
+0:25
24M
24.00 mi15:05:003:48:569:329:15
9:15
-0:23
40K
24.85 mi15:12:543:56:509:327:54
9:14
-0:01
25.2M
25.20 mi15:16:104:00:069:323:16
9:28
+0:14
Finish
26.22 mi15:24:414:08:379:298:31
8:21
-1:07

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

8:21 /mi

Average Pace

9:29 /mi

Slowest Pace

10:09 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

15:25

6% of race

Time at Steady Pace

2:17:06

55% of race

Time at Slower Pace

1:36:06

39% of race

Average Pace: 9:29 /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 mi11:45:5629:529:3729:52
9:37
#22414
10K
6.21 mi12:15:0559:019:3029:09
9:23
#22327
15K
9.32 mi12:43:591:27:559:2628:54
9:18
#22088
20K
12.43 mi13:13:151:57:119:2629:16
9:25
#21891
Half
13.11 mi13:19:382:03:349:266:23
9:21
#21874
25K
15.53 mi13:42:372:26:339:2622:59
9:29
#21679
30K
18.64 mi14:13:222:57:189:3130:45
9:54
#21520
20M
20.00 mi14:26:383:10:349:3213:16
9:46
#21373
21M
21.00 mi14:36:473:20:439:3310:09
10:09
#21218
35K
21.75 mi14:43:413:27:379:336:54
9:13
#21123
23M
23.00 mi14:55:453:39:419:3312:04
9:38
#20972
24M
24.00 mi15:05:003:48:569:329:15
9:15
#20838
40K
24.85 mi15:12:543:56:509:327:54
9:14
#20725
25.2M
25.20 mi15:16:104:00:069:323:16
9:28
#20655
Finish
26.22 mi15:24:414:08:379:298:31
8:21
#20476
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi3.11 mi224149085908521642(Top 81%)8579(Top 75%)8579(Top 176%)
10K6.21 mi3.10 mi22327+879014+719014+7122177(Top 83%)8914(Top 78%)8914(Top 183%)
15K9.32 mi3.11 mi22088+2398888+1268888+12621642(Top 81%)8579(Top 75%)8579(Top 176%)
20K12.43 mi3.11 mi21891+1978771+1178771+11721303(Top 80%)8404(Top 74%)8404(Top 172%)
Half13.11 mi0.68 mi21874+178757+148757+1421697(Top 82%)8622(Top 75%)8622(Top 177%)
25K15.53 mi2.42 mi21679+1958644+1138644+11320778(Top 78%)8154(Top 71%)8154(Top 167%)
30K18.64 mi3.11 mi21520+1598567+778567+7720745(Top 78%)8193(Top 72%)8193(Top 168%)
20M20.00 mi1.36 mi21373+1478505+628505+6219756(Top 74%)7731(Top 68%)7731(Top 158%)
21M21.00 mi1.00 mi21218+1558433+728433+7218572(Top 70%)7100(Top 62%)7100(Top 145%)
35K21.75 mi0.75 mi21123+958391+428391+4218881(Top 71%)7335(Top 64%)7335(Top 150%)
23M23.00 mi1.25 mi20972+1518324+678324+6718885(Top 71%)7348(Top 64%)7348(Top 150%)
24M24.00 mi1.00 mi20838+1348254+708254+7018290(Top 69%)7058(Top 62%)7058(Top 145%)
40K24.85 mi0.85 mi20725+1138198+568198+5617309(Top 65%)6581(Top 58%)6581(Top 135%)
25.2M25.20 mi0.35 mi20655+708166+328166+3215182(Top 57%)5436(Top 48%)5436(Top 111%)
Finish26.22 mi1.02 mi20476+1798073+938073+9314506(Top 54%)5014(Top 44%)5014(Top 103%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 81%
×21stories
+97ft-345ft

Overall

21642

Females

8579

F18-39

8579

5K→10K

3.1 - 6.2 mi

Top 83%
×5stories
+79ft-138ft

Overall

22177

Females

8914

F18-39

8914

10K→15K

6.2 - 9.3 mi

Top 81%
×3stories
+67ft-78ft

Overall

21642

Females

8579

F18-39

8579

15K→20K

9.3 - 12.4 mi

Top 80%
×5stories
+106ft-86ft

Overall

21303

Females

8404

F18-39

8404

20K→Half

12.4 - 13.1 mi

Top 82%
×2stories
+19ft-37ft

Overall

21697

Females

8622

F18-39

8622

Half→25K

13.1 - 15.5 mi

Top 78%
×4stories
+66ft-88ft

Overall

20778

Females

8154

F18-39

8154

25K→30K

15.5 - 18.6 mi

Top 78%
×9stories
+181ft-148ft

Overall

20745

Females

8193

F18-39

8193

30K→20M

18.6 - 20.0 mi

Top 74%
×5stories
+64ft-50ft

Overall

19756

Females

7731

F18-39

7731

20M→21M

20.0 - 21.0 mi

Top 70%
×8stories
+106ft-24ft

Overall

18572

Females

7100

F18-39

7100

21M→35K

21.0 - 21.8 mi

Top 71%
×7stories
+17ft-86ft

Overall

18881

Females

7335

F18-39

7335

35K→23M

21.8 - 23.0 mi

Top 71%
×5stories
+23ft-63ft

Overall

18885

Females

7348

F18-39

7348

23M→24M

23.0 - 24.0 mi

Top 69%
×6stories
+12ft-82ft

Overall

18290

Females

7058

F18-39

7058

24M→40K

24.0 - 24.9 mi

Top 65%
×1story
+6ft-20ft

Overall

17309

Females

6581

F18-39

6581

40K→25.2M

24.9 - 25.2 mi

Top 57%
×1story
+13ft-16ft

Overall

15182

Females

5436

F18-39

5436

25.2M→Finish

25.2 - 26.2 mi

Top 54%
×2stories
+22ft-21ft

Overall

14506

Females

5014

F18-39

5014

Passing Analysis

Category:
Athletes Passed
2387
Passed By
449
Net Change
+1938
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#22414
5K → 10K287200+87#22414#22327
10K → 15K30869+239#22327#22088
15K → 20K24851+197#22088#21891
20K → Half3316+17#21891#21874
Half → 25K21419+195#21874#21679
25K → 30K20950+159#21679#21520
30K → 20M16013+147#21520#21373
20M → 21M1649+155#21373#21218
21M → 35K994+95#21218#21123
35K → 23M1554+151#21123#20972
23M → 24M1428+134#20972#20838
24M → 40K1174+113#20838#20725
40K → 25.2M700+70#20725#20655
25.2M → Finish1812+179#20655#20476
TOTALS2387449+1938
📊

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