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BOSTON MARATHON 2023

Ashley Norris

Bib: 25842•F

MA

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
29:28
Rank: #22045
Start → 5K
29:28 | 9:29/mi
10K· 6.21 mi
59:13
Rank: #22410 (-365)
5K → 10K
29:45 | 9:35/mi
15K· 9.32 mi
1:28:29
Rank: #22291 (+119)
10K → 15K
29:16 | 9:25/mi
20K· 12.43 mi
1:59:27
Rank: #22433 (-142)
15K → 20K
30:58 | 9:58/mi
Half· 13.11 mi
2:06:35
Rank: #22567 (-134)
20K → Half
7:08 | 10:27/mi
25K· 15.53 mi
2:32:00
Rank: #22674 (-107)
Half → 25K
25:25 | 10:29/mi
30K· 18.64 mi
3:05:29
Rank: #22697 (-23)
25K → 30K
33:29 | 10:47/mi
20M
3:22:12
Rank: #22885 (-188)
30K → 20M
16:43 | 12:18/mi
21M
3:33:37
Rank: #22820 (+65)
20M → 21M
11:25 | 11:25/mi
35K· 21.75 mi
3:41:24
Rank: #22795 (+25)
21M → 35K
7:47 | 10:24/mi
23M
3:55:59
Rank: #22836 (-41)
35K → 23M
14:35 | 11:39/mi
24M
4:06:56
Rank: #22825 (+11)
23M → 24M
10:57 | 10:57/mi
40K· 24.85 mi
4:16:25
Rank: #22818 (+7)
24M → 40K
9:29 | 11:05/mi
25.2M
4:20:26
Rank: #22814 (+4)
40K → 25.2M
4:01 | 11:39/mi
Finish· 26.22 mi
4:29:54
Rank: #22725 (+89)
25.2M → Finish
9:28 | 9:17/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time2:06:35
Pace9:39 /mi
2nd Half
Distance13.11 mi
Time2:23:19
Pace10:56 /mi
📊Positive Split: 13.2% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:45:2229:289:2929:28
9:29
-
10K
6.21 mi12:15:0759:139:3229:45
9:35
+0:06
15K
9.32 mi12:44:231:28:299:3029:16
9:25
-0:10
20K
12.43 mi13:15:211:59:279:3730:58
9:58
+0:33
Half
13.11 mi13:22:292:06:359:397:08
10:27
+0:29
25K
15.53 mi13:47:542:32:009:4725:25
10:29
+0:02
30K
18.64 mi14:21:233:05:299:5733:29
10:47
+0:18
20M
20.00 mi14:38:063:22:1210:0716:43
12:18
+1:31
21M
21.00 mi14:49:313:33:3710:1011:25
11:25
-0:53
35K
21.75 mi14:57:183:41:2410:117:47
10:24
-1:01
23M
23.00 mi15:11:533:55:5910:1614:35
11:39
+1:15
24M
24.00 mi15:22:504:06:5610:1710:57
10:57
-0:42
40K
24.85 mi15:32:194:16:2510:199:29
11:05
+0:08
25.2M
25.20 mi15:36:204:20:2610:204:01
11:39
+0:34
Finish
26.22 mi15:45:484:29:5410:189:28
9:17
-2:22

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

9:17 /mi

Average Pace

10:18 /mi

Slowest Pace

12:18 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:08:55

48% of race

Time at Steady Pace

1:13:49

27% of race

Time at Slower Pace

1:07:10

25% of race

Average Pace: 10:18 /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 mi11:45:2229:289:2929:28
9:29
#22045
10K
6.21 mi12:15:0759:139:3229:45
9:35
#22410
15K
9.32 mi12:44:231:28:299:3029:16
9:25
#22291
20K
12.43 mi13:15:211:59:279:3730:58
9:58
#22433
Half
13.11 mi13:22:292:06:359:397:08
10:27
#22567
25K
15.53 mi13:47:542:32:009:4725:25
10:29
#22674
30K
18.64 mi14:21:233:05:299:5733:29
10:47
#22697
20M
20.00 mi14:38:063:22:1210:0716:43
12:18
#22885
21M
21.00 mi14:49:313:33:3710:1011:25
11:25
#22820
35K
21.75 mi14:57:183:41:2410:117:47
10:24
#22795
23M
23.00 mi15:11:533:55:5910:1614:35
11:39
#22836
24M
24.00 mi15:22:504:06:5610:1710:57
10:57
#22825
40K
24.85 mi15:32:194:16:2510:199:29
11:05
#22818
25.2M
25.20 mi15:36:204:20:2610:204:01
11:39
#22814
Finish
26.22 mi15:45:484:29:5410:189:28
9:17
#22725
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi3.11 mi220458903890322025(Top 83%)8802(Top 77%)8802(Top 180%)
10K6.21 mi3.10 mi22410-3659056-1539056-15322719(Top 85%)9198(Top 81%)9198(Top 188%)
15K9.32 mi3.11 mi22291+1198982+748982+7422025(Top 83%)8802(Top 77%)8802(Top 180%)
20K12.43 mi3.11 mi22433-1429049-679049-6722843(Top 86%)9268(Top 81%)9268(Top 190%)
Half13.11 mi0.68 mi22567-1349127-789127-7824130(Top 91%)9982(Top 87%)9982(Top 204%)
25K15.53 mi2.42 mi22674-1079193-669193-6623172(Top 87%)9478(Top 83%)9478(Top 194%)
30K18.64 mi3.11 mi22697-239232-399232-3922749(Top 85%)9325(Top 82%)9325(Top 191%)
20M20.00 mi1.36 mi22885-1889339-1079339-10724543(Top 92%)10362(Top 91%)10362(Top 212%)
21M21.00 mi1.00 mi22820+659311+289311+2821725(Top 82%)8845(Top 77%)8845(Top 181%)
35K21.75 mi0.75 mi22795+259307+49307+422211(Top 83%)9167(Top 80%)9167(Top 188%)
23M23.00 mi1.25 mi22836-419343-369343-3623501(Top 88%)9852(Top 86%)9852(Top 202%)
24M24.00 mi1.00 mi22825+119350-79350-722960(Top 86%)9612(Top 84%)9612(Top 197%)
40K24.85 mi0.85 mi22818+79344+69344+622550(Top 85%)9422(Top 82%)9422(Top 193%)
25.2M25.20 mi0.35 mi22814+49344934421893(Top 82%)9077(Top 79%)9077(Top 186%)
Finish26.22 mi1.02 mi22725+899300+449300+4419360(Top 73%)7660(Top 67%)7660(Top 157%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 83%
×21stories
+97ft-345ft

Overall

22025

Females

8802

F18-39

8802

5K→10K

3.1 - 6.2 mi

Top 85%
×5stories
+79ft-138ft

Overall

22719

Females

9198

F18-39

9198

10K→15K

6.2 - 9.3 mi

Top 83%
×3stories
+67ft-78ft

Overall

22025

Females

8802

F18-39

8802

15K→20K

9.3 - 12.4 mi

Top 86%
×5stories
+106ft-86ft

Overall

22843

Females

9268

F18-39

9268

20K→Half

12.4 - 13.1 mi

Top 91%
×2stories
+19ft-37ft

Overall

24130

Females

9982

F18-39

9982

Half→25K

13.1 - 15.5 mi

Top 87%
×4stories
+66ft-88ft

Overall

23172

Females

9478

F18-39

9478

25K→30K

15.5 - 18.6 mi

Top 85%
×9stories
+181ft-148ft

Overall

22749

Females

9325

F18-39

9325

30K→20M

18.6 - 20.0 mi

Top 92%
×5stories
+64ft-50ft

Overall

24543

Females

10362

F18-39

10362

20M→21M

20.0 - 21.0 mi

Top 82%
×8stories
+106ft-24ft

Overall

21725

Females

8845

F18-39

8845

21M→35K

21.0 - 21.8 mi

Top 83%
×7stories
+17ft-86ft

Overall

22211

Females

9167

F18-39

9167

35K→23M

21.8 - 23.0 mi

Top 88%
×5stories
+23ft-63ft

Overall

23501

Females

9852

F18-39

9852

23M→24M

23.0 - 24.0 mi

Top 86%
×6stories
+12ft-82ft

Overall

22960

Females

9612

F18-39

9612

24M→40K

24.0 - 24.9 mi

Top 85%
×1story
+6ft-20ft

Overall

22550

Females

9422

F18-39

9422

40K→25.2M

24.9 - 25.2 mi

Top 82%
×1story
+13ft-16ft

Overall

21893

Females

9077

F18-39

9077

25.2M→Finish

25.2 - 26.2 mi

Top 73%
×2stories
+22ft-21ft

Overall

19360

Females

7660

F18-39

7660

Passing Analysis

Category:
Athletes Passed
956
Passed By
1636
Net Change
-680
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#22045
5K → 10K99464-365#22045#22410
10K → 15K221102+119#22410#22291
15K → 20K91233-142#22291#22433
20K → Half4138-134#22433#22567
Half → 25K61168-107#22567#22674
25K → 30K114137-23#22674#22697
30K → 20M23211-188#22697#22885
20M → 21M8116+65#22885#22820
21M → 35K4722+25#22820#22795
35K → 23M4182-41#22795#22836
23M → 24M3726+11#22836#22825
24M → 40K3225+7#22825#22818
40K → 25.2M1511+4#22818#22814
25.2M → Finish901+89#22814#22725
TOTALS9561636-680
📊

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