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BOSTON MARATHON 2023

Ashley Defuria

Bib: 4257•F

NJ

0:00
0:00
/ mi
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Overall
#0 / 26622
Top 9%
Gender (Female)
#0 / 11423
Top 0.9%
Division (F18-39)
#0 / 4884
Top 2%
Race Day Weather
49°/39°F
light intensity drizzle

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
21:12
Rank: #4909
Start → 5K
21:12 | 6:49/mi
10K· 6.21 mi
42:07
Rank: #4783 (+126)
5K → 10K
20:55 | 6:44/mi
15K· 9.32 mi
1:02:35
Rank: #4162 (+621)
10K → 15K
20:28 | 6:35/mi
20K· 12.43 mi
1:22:57
Rank: #3647 (+515)
15K → 20K
20:22 | 6:33/mi
Half· 13.11 mi
1:27:23
Rank: #3580 (+67)
20K → Half
4:26 | 6:30/mi
25K· 15.53 mi
1:43:21
Rank: #3384 (+196)
Half → 25K
15:58 | 6:35/mi
30K· 18.64 mi
2:04:16
Rank: #3173 (+211)
25K → 30K
20:55 | 6:44/mi
20M
2:13:20
Rank: #3051 (+122)
30K → 20M
9:04 | 6:40/mi
21M
2:20:14
Rank: #2941 (+110)
20M → 21M
6:54 | 6:54/mi
35K· 21.75 mi
2:24:58
Rank: #2857 (+84)
21M → 35K
4:44 | 6:20/mi
23M
2:33:09
Rank: #2723 (+134)
35K → 23M
8:11 | 6:32/mi
24M
2:39:30
Rank: #2611 (+112)
23M → 24M
6:21 | 6:21/mi
40K· 24.85 mi
2:45:05
Rank: #2551 (+60)
24M → 40K
5:35 | 6:32/mi
25.2M
2:47:29
Rank: #2520 (+31)
40K → 25.2M
2:24 | 6:58/mi
Finish· 26.22 mi
2:53:56
Rank: #2456 (+64)
25.2M → Finish
6:27 | 6:20/mi

The Course

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Half Splits

1st Half· via Half⚖️ Balanced
Distance13.11 mi
Time1:27:23
Pace6:40 /mi
2nd Half⚖️ Balanced
Distance13.11 mi
Time1:26:33
Pace6:36 /mi
📊Even Split: Consistent pacing between halves

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:22:5621:126:4921:12
6:49
-
10K
6.21 mi10:43:5142:076:4720:55
6:44
-0:05
15K
9.32 mi11:04:191:02:356:4320:28
6:35
-0:09
20K
12.43 mi11:24:411:22:576:4020:22
6:33
-0:02
Half
13.11 mi11:29:071:27:236:404:26
6:30
-0:03
25K
15.53 mi11:45:051:43:216:3915:58
6:35
+0:05
30K
18.64 mi12:06:002:04:166:4020:55
6:44
+0:09
20M
20.00 mi12:15:042:13:206:409:04
6:40
-0:04
21M
21.00 mi12:21:582:20:146:416:54
6:54
+0:14
35K
21.75 mi12:26:422:24:586:404:44
6:20
-0:34
23M
23.00 mi12:34:532:33:096:408:11
6:32
+0:12
24M
24.00 mi12:41:142:39:306:396:21
6:21
-0:11
40K
24.85 mi12:46:492:45:056:395:35
6:32
+0:11
25.2M
25.20 mi12:49:132:47:296:392:24
6:58
+0:26
Finish
26.22 mi12:55:402:53:566:386:27
6:20
-0:38

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

6:20 /mi

Average Pace

6:38 /mi

Slowest Pace

6:58 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:51:32

99% of race

Time at Steady Pace

2:24

1% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 6:38 /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 mi10:22:5621:126:4921:12
6:49
#4909
10K
6.21 mi10:43:5142:076:4720:55
6:44
#4783
15K
9.32 mi11:04:191:02:356:4320:28
6:35
#4162
20K
12.43 mi11:24:411:22:576:4020:22
6:33
#3647
Half
13.11 mi11:29:071:27:236:404:26
6:30
#3580
25K
15.53 mi11:45:051:43:216:3915:58
6:35
#3384
30K
18.64 mi12:06:002:04:166:4020:55
6:44
#3173
20M
20.00 mi12:15:042:13:206:409:04
6:40
#3051
21M
21.00 mi12:21:582:20:146:416:54
6:54
#2941
35K
21.75 mi12:26:422:24:586:404:44
6:20
#2857
23M
23.00 mi12:34:532:33:096:408:11
6:32
#2723
24M
24.00 mi12:41:142:39:306:396:21
6:21
#2611
40K
24.85 mi12:46:492:45:056:395:35
6:32
#2551
25.2M
25.20 mi12:49:132:47:296:392:24
6:58
#2520
Finish
26.22 mi12:55:402:53:566:386:27
6:20
#2456
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi3.11 mi49093413413212(Top 12%)152(Top 1%)152(Top 3%)
10K6.21 mi3.10 mi4783+126326+15326+154673(Top 18%)311(Top 3%)311(Top 6%)
15K9.32 mi3.11 mi4162+621250+76250+763212(Top 12%)152(Top 1%)152(Top 3%)
20K12.43 mi3.11 mi3647+515192+58192+582605(Top 10%)112(Top 1.0%)112(Top 2%)
Half13.11 mi0.68 mi3580+67187+5187+52855(Top 11%)118(Top 1%)118(Top 2%)
25K15.53 mi2.42 mi3384+196164+23164+232639(Top 10%)111(Top 1.0%)111(Top 2%)
30K18.64 mi3.11 mi3173+211148+16148+162588(Top 10%)126(Top 1%)126(Top 3%)
20M20.00 mi1.36 mi3051+122143+5143+52177(Top 8%)104(Top 0.9%)104(Top 2%)
21M21.00 mi1.00 mi2941+110135+8135+81781(Top 7%)85(Top 0.7%)85(Top 2%)
35K21.75 mi0.75 mi2857+84130+5130+51700(Top 6%)85(Top 0.7%)85(Top 2%)
23M23.00 mi1.25 mi2723+134121+9121+91577(Top 6%)79(Top 0.7%)79(Top 2%)
24M24.00 mi1.00 mi2611+112114+7114+71534(Top 6%)82(Top 0.7%)82(Top 2%)
40K24.85 mi0.85 mi2551+601141141688(Top 6%)100(Top 0.9%)100(Top 2%)
25.2M25.20 mi0.35 mi2520+311141141692(Top 6%)102(Top 0.9%)102(Top 2%)
Finish26.22 mi1.02 mi2456+64108+6108+61765(Top 7%)106(Top 0.9%)106(Top 2%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 12%
×21stories
+97ft-345ft

Overall

3212

Females

152

F18-39

152

5K→10K

3.1 - 6.2 mi

Top 18%
×5stories
+79ft-138ft

Overall

4673

Females

311

F18-39

311

10K→15K

6.2 - 9.3 mi

Top 12%
×3stories
+67ft-78ft

Overall

3212

Females

152

F18-39

152

15K→20K

9.3 - 12.4 mi

Top 10%
×5stories
+106ft-86ft

Overall

2605

Females

112

F18-39

112

20K→Half

12.4 - 13.1 mi

Top 11%
×2stories
+19ft-37ft

Overall

2855

Females

118

F18-39

118

Half→25K

13.1 - 15.5 mi

Top 10%
×4stories
+66ft-88ft

Overall

2639

Females

111

F18-39

111

25K→30K

15.5 - 18.6 mi

Top 10%
×9stories
+181ft-148ft

Overall

2588

Females

126

F18-39

126

30K→20M

18.6 - 20.0 mi

Top 8%
×5stories
+64ft-50ft

Overall

2177

Females

104

F18-39

104

20M→21M

20.0 - 21.0 mi

Top 7%
×8stories
+106ft-24ft

Overall

1781

Females

85

F18-39

85

21M→35K

21.0 - 21.8 mi

Top 6%
×7stories
+17ft-86ft

Overall

1700

Females

85

F18-39

85

35K→23M

21.8 - 23.0 mi

Top 6%
×5stories
+23ft-63ft

Overall

1577

Females

79

F18-39

79

23M→24M

23.0 - 24.0 mi

Top 6%
×6stories
+12ft-82ft

Overall

1534

Females

82

F18-39

82

24M→40K

24.0 - 24.9 mi

Top 6%
×1story
+6ft-20ft

Overall

1688

Females

100

F18-39

100

40K→25.2M

24.9 - 25.2 mi

Top 6%
×1story
+13ft-16ft

Overall

1692

Females

102

F18-39

102

25.2M→Finish

25.2 - 26.2 mi

Top 7%
×2stories
+22ft-21ft

Overall

1765

Females

106

F18-39

106

Passing Analysis

Category:
Athletes Passed
2673
Passed By
220
Net Change
+2453
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#4909
5K → 10K270144+126#4909#4783
10K → 15K6265+621#4783#4162
15K → 20K5161+515#4162#3647
20K → Half692+67#3647#3580
Half → 25K2004+196#3580#3384
25K → 30K22817+211#3384#3173
30K → 20M1264+122#3173#3051
20M → 21M1177+110#3051#2941
21M → 35K862+84#2941#2857
35K → 23M1373+134#2857#2723
23M → 24M1186+112#2723#2611
24M → 40K666+60#2611#2551
40K → 25.2M376+31#2551#2520
25.2M → Finish7713+64#2520#2456
TOTALS2673220+2453
📊

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