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BOSTON MARATHON 2023

Ashley Rolfe

Bib: 32093•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
26:43
Rank: #18239
Start → 5K
26:43 | 8:36/mi
10K· 6.21 mi
52:25
Rank: #17449 (+790)
5K → 10K
25:42 | 8:16/mi
15K· 9.32 mi
1:18:03
Rank: #17031 (+418)
10K → 15K
25:38 | 8:15/mi
20K· 12.43 mi
1:44:23
Rank: #16944 (+87)
15K → 20K
26:20 | 8:29/mi
Half· 13.11 mi
1:50:12
Rank: #16994 (-50)
20K → Half
5:49 | 8:32/mi
25K· 15.53 mi
2:11:55
Rank: #17277 (-283)
Half → 25K
21:43 | 8:57/mi
30K· 18.64 mi
2:40:22
Rank: #17375 (-98)
25K → 30K
28:27 | 9:09/mi
20M
2:53:16
Rank: #17510 (-135)
30K → 20M
12:54 | 9:30/mi
21M
3:03:28
Rank: #17608 (-98)
20M → 21M
10:12 | 10:12/mi
35K· 21.75 mi
3:10:07
Rank: #17594 (+14)
21M → 35K
6:39 | 8:53/mi
23M
3:21:59
Rank: #17657 (-63)
35K → 23M
11:52 | 9:29/mi
24M
3:30:57
Rank: #17645 (+12)
23M → 24M
8:58 | 8:58/mi
40K· 24.85 mi
3:38:53
Rank: #17660 (-15)
24M → 40K
7:56 | 9:17/mi
25.2M
3:42:12
Rank: #17623 (+37)
40K → 25.2M
3:19 | 9:37/mi
Finish· 26.22 mi
3:51:30
Rank: #17672 (-49)
25.2M → Finish
9:18 | 9:08/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:50:12
Pace8:24 /mi
2nd Half
Distance13.11 mi
Time2:01:18
Pace9:15 /mi
📊Positive Split: 10.1% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:46:3626:438:3626:43
8:36
-
10K
6.21 mi12:12:1852:258:2625:42
8:16
-0:20
15K
9.32 mi12:37:561:18:038:2225:38
8:15
-0:01
20K
12.43 mi13:04:161:44:238:2426:20
8:29
+0:14
Half
13.11 mi13:10:051:50:128:245:49
8:32
+0:03
25K
15.53 mi13:31:482:11:558:3021:43
8:57
+0:25
30K
18.64 mi14:00:152:40:228:3628:27
9:09
+0:12
20M
20.00 mi14:13:092:53:168:4012:54
9:30
+0:21
21M
21.00 mi14:23:213:03:288:4410:12
10:12
+0:42
35K
21.75 mi14:30:003:10:078:456:39
8:53
-1:19
23M
23.00 mi14:41:523:21:598:4711:52
9:29
+0:36
24M
24.00 mi14:50:503:30:578:478:58
8:58
-0:31
40K
24.85 mi14:58:463:38:538:487:56
9:17
+0:19
25.2M
25.20 mi15:02:053:42:128:493:19
9:37
+0:20
Finish
26.22 mi15:11:233:51:308:509:18
9:08
-0:29

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

8:15 /mi

Average Pace

8:50 /mi

Slowest Pace

10:12 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:50:12

48% of race

Time at Steady Pace

1:15:05

32% of race

Time at Slower Pace

46:13

20% of race

Average Pace: 8:50 /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 mi11:46:3626:438:3626:43
8:36
#18239
10K
6.21 mi12:12:1852:258:2625:42
8:16
#17449
15K
9.32 mi12:37:561:18:038:2225:38
8:15
#17031
20K
12.43 mi13:04:161:44:238:2426:20
8:29
#16944
Half
13.11 mi13:10:051:50:128:245:49
8:32
#16994
25K
15.53 mi13:31:482:11:558:3021:43
8:57
#17277
30K
18.64 mi14:00:152:40:228:3628:27
9:09
#17375
20M
20.00 mi14:13:092:53:168:4012:54
9:30
#17510
21M
21.00 mi14:23:213:03:288:4410:12
10:12
#17608
35K
21.75 mi14:30:003:10:078:456:39
8:53
#17594
23M
23.00 mi14:41:523:21:598:4711:52
9:29
#17657
24M
24.00 mi14:50:503:30:578:478:58
8:58
#17645
40K
24.85 mi14:58:463:38:538:487:56
9:17
#17660
25.2M
25.20 mi15:02:053:42:128:493:19
9:37
#17623
Finish
26.22 mi15:11:233:51:308:509:18
9:08
#17672
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi3.11 mi182396703670316240(Top 61%)5436(Top 48%)5436(Top 111%)
10K6.21 mi3.10 mi17449+7906196+5076196+50716746(Top 63%)5718(Top 50%)5718(Top 117%)
15K9.32 mi3.11 mi17031+4185928+2685928+26816240(Top 61%)5436(Top 48%)5436(Top 111%)
20K12.43 mi3.11 mi16944+875894+345894+3416718(Top 63%)5771(Top 51%)5771(Top 118%)
Half13.11 mi0.68 mi16994-505930-365930-3617890(Top 67%)6419(Top 56%)6419(Top 131%)
25K15.53 mi2.42 mi17277-2836105-1756105-17518750(Top 70%)6987(Top 61%)6987(Top 143%)
30K18.64 mi3.11 mi17375-986176-716176-7117973(Top 68%)6633(Top 58%)6633(Top 136%)
20M20.00 mi1.36 mi17510-1356286-1106286-11018834(Top 71%)7205(Top 63%)7205(Top 148%)
21M21.00 mi1.00 mi17608-986363-776363-7718723(Top 70%)7178(Top 63%)7178(Top 147%)
35K21.75 mi0.75 mi17594+146363636317411(Top 65%)6504(Top 57%)6504(Top 133%)
23M23.00 mi1.25 mi17657-636417-546417-5418266(Top 69%)7000(Top 61%)7000(Top 143%)
24M24.00 mi1.00 mi17645+126423-66423-617095(Top 64%)6412(Top 56%)6412(Top 131%)
40K24.85 mi0.85 mi17660-156438-156438-1517442(Top 66%)6651(Top 58%)6651(Top 136%)
25.2M25.20 mi0.35 mi17623+376426+126426+1215813(Top 59%)5769(Top 51%)5769(Top 118%)
Finish26.22 mi1.02 mi17672-496460-346460-3418582(Top 70%)7212(Top 63%)7212(Top 148%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 61%
×21stories
+97ft-345ft

Overall

16240

Females

5436

F18-39

5436

5K→10K

3.1 - 6.2 mi

Top 63%
×5stories
+79ft-138ft

Overall

16746

Females

5718

F18-39

5718

10K→15K

6.2 - 9.3 mi

Top 61%
×3stories
+67ft-78ft

Overall

16240

Females

5436

F18-39

5436

15K→20K

9.3 - 12.4 mi

Top 63%
×5stories
+106ft-86ft

Overall

16718

Females

5771

F18-39

5771

20K→Half

12.4 - 13.1 mi

Top 67%
×2stories
+19ft-37ft

Overall

17890

Females

6419

F18-39

6419

Half→25K

13.1 - 15.5 mi

Top 70%
×4stories
+66ft-88ft

Overall

18750

Females

6987

F18-39

6987

25K→30K

15.5 - 18.6 mi

Top 68%
×9stories
+181ft-148ft

Overall

17973

Females

6633

F18-39

6633

30K→20M

18.6 - 20.0 mi

Top 71%
×5stories
+64ft-50ft

Overall

18834

Females

7205

F18-39

7205

20M→21M

20.0 - 21.0 mi

Top 70%
×8stories
+106ft-24ft

Overall

18723

Females

7178

F18-39

7178

21M→35K

21.0 - 21.8 mi

Top 65%
×7stories
+17ft-86ft

Overall

17411

Females

6504

F18-39

6504

35K→23M

21.8 - 23.0 mi

Top 69%
×5stories
+23ft-63ft

Overall

18266

Females

7000

F18-39

7000

23M→24M

23.0 - 24.0 mi

Top 64%
×6stories
+12ft-82ft

Overall

17095

Females

6412

F18-39

6412

24M→40K

24.0 - 24.9 mi

Top 66%
×1story
+6ft-20ft

Overall

17442

Females

6651

F18-39

6651

40K→25.2M

24.9 - 25.2 mi

Top 59%
×1story
+13ft-16ft

Overall

15813

Females

5769

F18-39

5769

25.2M→Finish

25.2 - 26.2 mi

Top 70%
×2stories
+22ft-21ft

Overall

18582

Females

7212

F18-39

7212

Passing Analysis

Category:
Athletes Passed
2220
Passed By
1653
Net Change
+567
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#18239
5K → 10K890100+790#18239#17449
10K → 15K47456+418#17449#17031
15K → 20K220133+87#17031#16944
20K → Half1262-50#16944#16994
Half → 25K62345-283#16994#17277
25K → 30K130228-98#17277#17375
30K → 20M50185-135#17375#17510
20M → 21M56154-98#17510#17608
21M → 35K5642+14#17608#17594
35K → 23M62125-63#17594#17657
23M → 24M6957+12#17657#17645
24M → 40K4863-15#17645#17660
40K → 25.2M5013+37#17660#17623
25.2M → Finish4190-49#17623#17672
TOTALS22201653+567
📊

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