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BOSTON MARATHON 2023

Emily Asher

Bib: 25976•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
28:46
Rank: #21412
Start → 5K
28:46 | 9:16/mi
10K· 6.21 mi
56:44
Rank: #21178 (+234)
5K → 10K
27:58 | 9:00/mi
15K· 9.32 mi
1:24:35
Rank: #20921 (+257)
10K → 15K
27:51 | 8:58/mi
20K· 12.43 mi
1:53:58
Rank: #21080 (-159)
15K → 20K
29:23 | 9:27/mi
Half· 13.11 mi
2:00:12
Rank: #21076 (+4)
20K → Half
6:14 | 9:08/mi
25K· 15.53 mi
2:24:07
Rank: #21211 (-135)
Half → 25K
23:55 | 9:52/mi
30K· 18.64 mi
2:55:38
Rank: #21237 (-26)
25K → 30K
31:31 | 10:09/mi
20M
3:10:11
Rank: #21306 (-69)
30K → 20M
14:33 | 10:42/mi
21M
3:21:51
Rank: #21376 (-70)
20M → 21M
11:40 | 11:40/mi
35K· 21.75 mi
3:30:09
Rank: #21489 (-113)
21M → 35K
8:18 | 11:06/mi
23M
3:43:33
Rank: #21514 (-25)
35K → 23M
13:24 | 10:42/mi
24M
3:53:47
Rank: #21515 (-1)
23M → 24M
10:14 | 10:14/mi
40K· 24.85 mi
4:03:30
Rank: #21594 (-79)
24M → 40K
9:43 | 11:22/mi
25.2M
4:07:40
Rank: #21623 (-29)
40K → 25.2M
4:10 | 12:05/mi
Finish· 26.22 mi
4:17:27
Rank: #21574 (+49)
25.2M → Finish
9:47 | 9:36/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time2:00:12
Pace9:10 /mi
2nd Half
Distance13.11 mi
Time2:17:15
Pace10:28 /mi
📊Positive Split: 14.2% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:49:5728:469:1628:46
9:16
-
10K
6.21 mi12:17:5556:449:0827:58
9:00
-0:16
15K
9.32 mi12:45:461:24:359:0427:51
8:58
-0:02
20K
12.43 mi13:15:091:53:589:1029:23
9:27
+0:29
Half
13.11 mi13:21:232:00:129:106:14
9:08
-0:19
25K
15.53 mi13:45:182:24:079:1723:55
9:52
+0:44
30K
18.64 mi14:16:492:55:389:2531:31
10:09
+0:17
20M
20.00 mi14:31:223:10:119:3114:33
10:42
+0:33
21M
21.00 mi14:43:023:21:519:3711:40
11:40
+0:58
35K
21.75 mi14:51:203:30:099:408:18
11:06
-0:34
23M
23.00 mi15:04:443:43:339:4313:24
10:42
-0:24
24M
24.00 mi15:14:583:53:479:4410:14
10:14
-0:28
40K
24.85 mi15:24:414:03:309:489:43
11:22
+1:08
25.2M
25.20 mi15:28:514:07:409:504:10
12:05
+0:43
Finish
26.22 mi15:38:384:17:279:509:47
9:36
-2:29

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

8:58 /mi

Average Pace

9:50 /mi

Slowest Pace

12:05 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:09:59

50% of race

Time at Steady Pace

1:05:40

26% of race

Time at Slower Pace

1:01:48

24% of race

Average Pace: 9:49 /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 mi11:49:5728:469:1628:46
9:16
#21412
10K
6.21 mi12:17:5556:449:0827:58
9:00
#21178
15K
9.32 mi12:45:461:24:359:0427:51
8:58
#20921
20K
12.43 mi13:15:091:53:589:1029:23
9:27
#21080
Half
13.11 mi13:21:232:00:129:106:14
9:08
#21076
25K
15.53 mi13:45:182:24:079:1723:55
9:52
#21211
30K
18.64 mi14:16:492:55:389:2531:31
10:09
#21237
20M
20.00 mi14:31:223:10:119:3114:33
10:42
#21306
21M
21.00 mi14:43:023:21:519:3711:40
11:40
#21376
35K
21.75 mi14:51:203:30:099:408:18
11:06
#21489
23M
23.00 mi15:04:443:43:339:4313:24
10:42
#21514
24M
24.00 mi15:14:583:53:479:4410:14
10:14
#21515
40K
24.85 mi15:24:414:03:309:489:43
11:22
#21594
25.2M
25.20 mi15:28:514:07:409:504:10
12:05
#21623
Finish
26.22 mi15:38:384:17:279:509:47
9:36
#21574
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi3.11 mi214128584858420348(Top 76%)7875(Top 69%)7875(Top 161%)
10K6.21 mi3.10 mi21178+2348408+1768408+17620894(Top 78%)8206(Top 72%)8206(Top 168%)
15K9.32 mi3.11 mi20921+2578243+1658243+16520348(Top 76%)7875(Top 69%)7875(Top 161%)
20K12.43 mi3.11 mi21080-1598318-758318-7521428(Top 80%)8485(Top 74%)8485(Top 174%)
Half13.11 mi0.68 mi21076+48312+68312+620996(Top 79%)8252(Top 72%)8252(Top 169%)
25K15.53 mi2.42 mi21211-1358384-728384-7221889(Top 82%)8780(Top 77%)8780(Top 180%)
30K18.64 mi3.11 mi21237-268416-328416-3221400(Top 80%)8576(Top 75%)8576(Top 176%)
20M20.00 mi1.36 mi21306-698469-538469-5322173(Top 83%)9076(Top 79%)9076(Top 186%)
21M21.00 mi1.00 mi21376-708513-448513-4422188(Top 83%)9103(Top 80%)9103(Top 186%)
35K21.75 mi0.75 mi21489-1138582-698582-6923465(Top 88%)9849(Top 86%)9849(Top 202%)
23M23.00 mi1.25 mi21514-258608-268608-2621769(Top 82%)8946(Top 78%)8946(Top 183%)
24M24.00 mi1.00 mi21515-18622-148622-1421421(Top 80%)8802(Top 77%)8802(Top 180%)
40K24.85 mi0.85 mi21594-798674-528674-5223009(Top 86%)9662(Top 85%)9662(Top 198%)
25.2M25.20 mi0.35 mi21623-298699-258699-2522660(Top 85%)9478(Top 83%)9478(Top 194%)
Finish26.22 mi1.02 mi21574+498679+208679+2020496(Top 77%)8293(Top 73%)8293(Top 170%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 76%
×21stories
+97ft-345ft

Overall

20348

Females

7875

F18-39

7875

5K→10K

3.1 - 6.2 mi

Top 78%
×5stories
+79ft-138ft

Overall

20894

Females

8206

F18-39

8206

10K→15K

6.2 - 9.3 mi

Top 76%
×3stories
+67ft-78ft

Overall

20348

Females

7875

F18-39

7875

15K→20K

9.3 - 12.4 mi

Top 80%
×5stories
+106ft-86ft

Overall

21428

Females

8485

F18-39

8485

20K→Half

12.4 - 13.1 mi

Top 79%
×2stories
+19ft-37ft

Overall

20996

Females

8252

F18-39

8252

Half→25K

13.1 - 15.5 mi

Top 82%
×4stories
+66ft-88ft

Overall

21889

Females

8780

F18-39

8780

25K→30K

15.5 - 18.6 mi

Top 80%
×9stories
+181ft-148ft

Overall

21400

Females

8576

F18-39

8576

30K→20M

18.6 - 20.0 mi

Top 83%
×5stories
+64ft-50ft

Overall

22173

Females

9076

F18-39

9076

20M→21M

20.0 - 21.0 mi

Top 83%
×8stories
+106ft-24ft

Overall

22188

Females

9103

F18-39

9103

21M→35K

21.0 - 21.8 mi

Top 88%
×7stories
+17ft-86ft

Overall

23465

Females

9849

F18-39

9849

35K→23M

21.8 - 23.0 mi

Top 82%
×5stories
+23ft-63ft

Overall

21769

Females

8946

F18-39

8946

23M→24M

23.0 - 24.0 mi

Top 80%
×6stories
+12ft-82ft

Overall

21421

Females

8802

F18-39

8802

24M→40K

24.0 - 24.9 mi

Top 86%
×1story
+6ft-20ft

Overall

23009

Females

9662

F18-39

9662

40K→25.2M

24.9 - 25.2 mi

Top 85%
×1story
+13ft-16ft

Overall

22660

Females

9478

F18-39

9478

25.2M→Finish

25.2 - 26.2 mi

Top 77%
×2stories
+22ft-21ft

Overall

20496

Females

8293

F18-39

8293

Passing Analysis

Category:
Athletes Passed
1376
Passed By
1538
Net Change
-162
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#21412
5K → 10K410176+234#21412#21178
10K → 15K33477+257#21178#20921
15K → 20K106265-159#20921#21080
20K → Half3430+4#21080#21076
Half → 25K63198-135#21076#21211
25K → 30K122148-26#21211#21237
30K → 20M51120-69#21237#21306
20M → 21M42112-70#21306#21376
21M → 35K13126-113#21376#21489
35K → 23M4873-25#21489#21514
23M → 24M4546-1#21514#21515
24M → 40K25104-79#21515#21594
40K → 25.2M1847-29#21594#21623
25.2M → Finish6516+49#21623#21574
TOTALS13761538-162
📊

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