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BOSTON MARATHON 2023

Ashley Coffey

Bib: 25271•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
30:57
Rank: #23356
Start → 5K
30:57 | 9:58/mi
10K· 6.21 mi
1:01:45
Rank: #23488 (-132)
5K → 10K
30:48 | 9:55/mi
15K· 9.32 mi
1:31:25
Rank: #23166 (+322)
10K → 15K
29:40 | 9:33/mi
20K· 12.43 mi
2:01:21
Rank: #22837 (+329)
15K → 20K
29:56 | 9:38/mi
Half· 13.11 mi
2:07:47
Rank: #22793 (+44)
20K → Half
6:26 | 9:26/mi
25K· 15.53 mi
2:32:07
Rank: #22695 (+98)
Half → 25K
24:20 | 10:02/mi
30K· 18.64 mi
3:04:40
Rank: #22576 (+119)
25K → 30K
32:33 | 10:29/mi
20M
3:19:08
Rank: #22540 (+36)
30K → 20M
14:28 | 10:39/mi
21M
3:29:46
Rank: #22393 (+147)
20M → 21M
10:38 | 10:38/mi
35K· 21.75 mi
3:37:26
Rank: #22370 (+23)
21M → 35K
7:40 | 10:15/mi
23M
3:51:22
Rank: #22388 (-18)
35K → 23M
13:56 | 11:08/mi
24M
4:01:29
Rank: #22350 (+38)
23M → 24M
10:07 | 10:07/mi
40K· 24.85 mi
4:09:58
Rank: #22252 (+98)
24M → 40K
8:29 | 9:55/mi
25.2M
4:13:39
Rank: #22217 (+35)
40K → 25.2M
3:41 | 10:41/mi
Finish· 26.22 mi
4:23:59
Rank: #22213 (+4)
25.2M → Finish
10:20 | 10:08/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time2:07:47
Pace9:45 /mi
2nd Half
Distance13.11 mi
Time2:16:12
Pace10:23 /mi
📊Positive Split: 6.6% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:53:0330:579:5830:57
9:58
-
10K
6.21 mi12:23:511:01:459:5630:48
9:55
-0:03
15K
9.32 mi12:53:311:31:259:4829:40
9:33
-0:22
20K
12.43 mi13:23:272:01:219:4629:56
9:38
+0:05
Half
13.11 mi13:29:532:07:479:456:26
9:26
-0:12
25K
15.53 mi13:54:132:32:079:4824:20
10:02
+0:36
30K
18.64 mi14:26:463:04:409:5432:33
10:29
+0:27
20M
20.00 mi14:41:143:19:089:5714:28
10:39
+0:10
21M
21.00 mi14:51:523:29:469:5910:38
10:38
-0:01
35K
21.75 mi14:59:323:37:2610:007:40
10:15
-0:23
23M
23.00 mi15:13:283:51:2210:0413:56
11:08
+0:53
24M
24.00 mi15:23:354:01:2910:0410:07
10:07
-1:01
40K
24.85 mi15:32:044:09:5810:038:29
9:55
-0:12
25.2M
25.20 mi15:35:454:13:3910:043:41
10:41
+0:46
Finish
26.22 mi15:46:054:23:5910:0510:20
10:08
-0:33

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

9:26 /mi

Average Pace

10:05 /mi

Slowest Pace

11:08 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

3:08:43

71% of race

Time at Steady Pace

1:01:20

23% of race

Time at Slower Pace

13:56

5% of race

Average Pace: 10:04 /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 mi11:53:0330:579:5830:57
9:58
#23356
10K
6.21 mi12:23:511:01:459:5630:48
9:55
#23488
15K
9.32 mi12:53:311:31:259:4829:40
9:33
#23166
20K
12.43 mi13:23:272:01:219:4629:56
9:38
#22837
Half
13.11 mi13:29:532:07:479:456:26
9:26
#22793
25K
15.53 mi13:54:132:32:079:4824:20
10:02
#22695
30K
18.64 mi14:26:463:04:409:5432:33
10:29
#22576
20M
20.00 mi14:41:143:19:089:5714:28
10:39
#22540
21M
21.00 mi14:51:523:29:469:5910:38
10:38
#22393
35K
21.75 mi14:59:323:37:2610:007:40
10:15
#22370
23M
23.00 mi15:13:283:51:2210:0413:56
11:08
#22388
24M
24.00 mi15:23:354:01:2910:0410:07
10:07
#22350
40K
24.85 mi15:32:044:09:5810:038:29
9:55
#22252
25.2M
25.20 mi15:35:454:13:3910:043:41
10:41
#22217
Finish
26.22 mi15:46:054:23:5910:0510:20
10:08
#22213
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi3.11 mi233569579957922395(Top 84%)9010(Top 79%)9010(Top 184%)
10K6.21 mi3.10 mi23488-1329616-379616-3723521(Top 88%)9637(Top 84%)9637(Top 197%)
15K9.32 mi3.11 mi23166+3229436+1809436+18022395(Top 84%)9010(Top 79%)9010(Top 184%)
20K12.43 mi3.11 mi22837+3299266+1709266+17021961(Top 82%)8779(Top 77%)8779(Top 180%)
Half13.11 mi0.68 mi22793+449238+289238+2821938(Top 82%)8753(Top 77%)8753(Top 179%)
25K15.53 mi2.42 mi22695+989205+339205+3322297(Top 84%)8994(Top 79%)8994(Top 184%)
30K18.64 mi3.11 mi22576+1199175+309175+3022164(Top 83%)8990(Top 79%)8990(Top 184%)
20M20.00 mi1.36 mi22540+369158+179158+1722036(Top 83%)8997(Top 79%)8997(Top 184%)
21M21.00 mi1.00 mi22393+1479085+739085+7319993(Top 75%)7932(Top 69%)7932(Top 162%)
35K21.75 mi0.75 mi22370+239079+69079+621893(Top 82%)8992(Top 79%)8992(Top 184%)
23M23.00 mi1.25 mi22388-189089-109089-1022596(Top 85%)9376(Top 82%)9376(Top 192%)
24M24.00 mi1.00 mi22350+389074+159074+1521125(Top 79%)8624(Top 75%)8624(Top 177%)
40K24.85 mi0.85 mi22252+989025+499025+4919780(Top 74%)7944(Top 70%)7944(Top 163%)
25.2M25.20 mi0.35 mi22217+359007+189007+1819706(Top 74%)7914(Top 69%)7914(Top 162%)
Finish26.22 mi1.02 mi22213+49017-109017-1022146(Top 83%)9196(Top 81%)9196(Top 188%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 84%
×21stories
+97ft-345ft

Overall

22395

Females

9010

F18-39

9010

5K→10K

3.1 - 6.2 mi

Top 88%
×5stories
+79ft-138ft

Overall

23521

Females

9637

F18-39

9637

10K→15K

6.2 - 9.3 mi

Top 84%
×3stories
+67ft-78ft

Overall

22395

Females

9010

F18-39

9010

15K→20K

9.3 - 12.4 mi

Top 82%
×5stories
+106ft-86ft

Overall

21961

Females

8779

F18-39

8779

20K→Half

12.4 - 13.1 mi

Top 82%
×2stories
+19ft-37ft

Overall

21938

Females

8753

F18-39

8753

Half→25K

13.1 - 15.5 mi

Top 84%
×4stories
+66ft-88ft

Overall

22297

Females

8994

F18-39

8994

25K→30K

15.5 - 18.6 mi

Top 83%
×9stories
+181ft-148ft

Overall

22164

Females

8990

F18-39

8990

30K→20M

18.6 - 20.0 mi

Top 83%
×5stories
+64ft-50ft

Overall

22036

Females

8997

F18-39

8997

20M→21M

20.0 - 21.0 mi

Top 75%
×8stories
+106ft-24ft

Overall

19993

Females

7932

F18-39

7932

21M→35K

21.0 - 21.8 mi

Top 82%
×7stories
+17ft-86ft

Overall

21893

Females

8992

F18-39

8992

35K→23M

21.8 - 23.0 mi

Top 85%
×5stories
+23ft-63ft

Overall

22596

Females

9376

F18-39

9376

23M→24M

23.0 - 24.0 mi

Top 79%
×6stories
+12ft-82ft

Overall

21125

Females

8624

F18-39

8624

24M→40K

24.0 - 24.9 mi

Top 74%
×1story
+6ft-20ft

Overall

19780

Females

7944

F18-39

7944

40K→25.2M

24.9 - 25.2 mi

Top 74%
×1story
+13ft-16ft

Overall

19706

Females

7914

F18-39

7914

25.2M→Finish

25.2 - 26.2 mi

Top 83%
×2stories
+22ft-21ft

Overall

22146

Females

9196

F18-39

9196

Passing Analysis

Category:
Athletes Passed
1769
Passed By
626
Net Change
+1143
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#23356
5K → 10K162294-132#23356#23488
10K → 15K34725+322#23488#23166
15K → 20K34314+329#23166#22837
20K → Half506+44#22837#22793
Half → 25K14345+98#22793#22695
25K → 30K17758+119#22695#22576
30K → 20M7034+36#22576#22540
20M → 21M1558+147#22540#22393
21M → 35K4522+23#22393#22370
35K → 23M4967-18#22370#22388
23M → 24M5618+38#22388#22350
24M → 40K1013+98#22350#22252
40K → 25.2M372+35#22252#22217
25.2M → Finish3430+4#22217#22213
TOTALS1769626+1143
📊

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