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BOSTON MARATHON 2023

Ashley Altmann

Bib: 25653•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
30:36
Rank: #23051
Start → 5K
30:36 | 9:51/mi
10K· 6.21 mi
1:00:03
Rank: #22789 (+262)
5K → 10K
29:27 | 9:29/mi
15K· 9.32 mi
1:29:02
Rank: #22463 (+326)
10K → 15K
28:59 | 9:20/mi
20K· 12.43 mi
1:58:10
Rank: #22139 (+324)
15K → 20K
29:08 | 9:23/mi
Half· 13.11 mi
2:04:36
Rank: #22126 (+13)
20K → Half
6:26 | 9:26/mi
25K· 15.53 mi
2:28:01
Rank: #21972 (+154)
Half → 25K
23:25 | 9:39/mi
30K· 18.64 mi
2:59:10
Rank: #21782 (+190)
25K → 30K
31:09 | 10:02/mi
20M
3:13:00
Rank: #21729 (+53)
30K → 20M
13:50 | 10:11/mi
21M
3:23:43
Rank: #21648 (+81)
20M → 21M
10:43 | 10:43/mi
35K· 21.75 mi
3:31:22
Rank: #21672 (-24)
21M → 35K
7:39 | 10:14/mi
23M
3:44:44
Rank: #21657 (+15)
35K → 23M
13:22 | 10:41/mi
24M
3:54:47
Rank: #21633 (+24)
23M → 24M
10:03 | 10:03/mi
40K· 24.85 mi
4:03:51
Rank: #21643 (-10)
24M → 40K
9:04 | 10:36/mi
25.2M
4:07:33
Rank: #21610 (+33)
40K → 25.2M
3:42 | 10:44/mi
Finish· 26.22 mi
4:17:13
Rank: #21545 (+65)
25.2M → Finish
9:40 | 9:29/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time2:04:36
Pace9:30 /mi
2nd Half
Distance13.11 mi
Time2:12:37
Pace10:07 /mi
📊Positive Split: 6.4% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:51:0530:369:5130:36
9:51
-
10K
6.21 mi12:20:321:00:039:4029:27
9:29
-0:22
15K
9.32 mi12:49:311:29:029:3328:59
9:20
-0:09
20K
12.43 mi13:18:391:58:109:3129:08
9:23
+0:03
Half
13.11 mi13:25:052:04:369:306:26
9:26
+0:03
25K
15.53 mi13:48:302:28:019:3223:25
9:39
+0:13
30K
18.64 mi14:19:392:59:109:3731:09
10:02
+0:23
20M
20.00 mi14:33:293:13:009:3913:50
10:11
+0:09
21M
21.00 mi14:44:123:23:439:4210:43
10:43
+0:32
35K
21.75 mi14:51:513:31:229:437:39
10:14
-0:29
23M
23.00 mi15:05:133:44:449:4613:22
10:41
+0:27
24M
24.00 mi15:15:163:54:479:4710:03
10:03
-0:38
40K
24.85 mi15:24:204:03:519:499:04
10:36
+0:33
25.2M
25.20 mi15:28:024:07:339:493:42
10:44
+0:08
Finish
26.22 mi15:37:424:17:139:499:40
9:29
-1:15

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

9:20 /mi

Average Pace

9:49 /mi

Slowest Pace

10:44 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

3:40:22

86% of race

Time at Steady Pace

36:51

14% of race

Time at Slower Pace

0:00

0% 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 mi11:51:0530:369:5130:36
9:51
#23051
10K
6.21 mi12:20:321:00:039:4029:27
9:29
#22789
15K
9.32 mi12:49:311:29:029:3328:59
9:20
#22463
20K
12.43 mi13:18:391:58:109:3129:08
9:23
#22139
Half
13.11 mi13:25:052:04:369:306:26
9:26
#22126
25K
15.53 mi13:48:302:28:019:3223:25
9:39
#21972
30K
18.64 mi14:19:392:59:109:3731:09
10:02
#21782
20M
20.00 mi14:33:293:13:009:3913:50
10:11
#21729
21M
21.00 mi14:44:123:23:439:4210:43
10:43
#21648
35K
21.75 mi14:51:513:31:229:437:39
10:14
#21672
23M
23.00 mi15:05:133:44:449:4613:22
10:41
#21657
24M
24.00 mi15:15:163:54:479:4710:03
10:03
#21633
40K
24.85 mi15:24:204:03:519:499:04
10:36
#21643
25.2M
25.20 mi15:28:024:07:339:493:42
10:44
#21610
Finish
26.22 mi15:37:424:17:139:499:40
9:29
#21545
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi3.11 mi230519419941921733(Top 82%)8636(Top 76%)8636(Top 177%)
10K6.21 mi3.10 mi22789+2629250+1699250+16922462(Top 84%)9066(Top 79%)9066(Top 186%)
15K9.32 mi3.11 mi22463+3269071+1799071+17921733(Top 82%)8636(Top 76%)8636(Top 177%)
20K12.43 mi3.11 mi22139+3248906+1658906+16521190(Top 80%)8339(Top 73%)8339(Top 171%)
Half13.11 mi0.68 mi22126+138899+78899+721930(Top 82%)8745(Top 77%)8745(Top 179%)
25K15.53 mi2.42 mi21972+1548811+888811+8821330(Top 80%)8456(Top 74%)8456(Top 173%)
30K18.64 mi3.11 mi21782+1908711+1008711+10021106(Top 79%)8405(Top 74%)8405(Top 172%)
20M20.00 mi1.36 mi21729+538693+188693+1820972(Top 79%)8399(Top 74%)8399(Top 172%)
21M21.00 mi1.00 mi21648+818655+388655+3820195(Top 76%)8032(Top 70%)8032(Top 164%)
35K21.75 mi0.75 mi21672-248681-268681-2621844(Top 82%)8960(Top 78%)8960(Top 183%)
23M23.00 mi1.25 mi21657+158691-108691-1021709(Top 82%)8911(Top 78%)8911(Top 182%)
24M24.00 mi1.00 mi21633+248690+18690+120939(Top 79%)8509(Top 74%)8509(Top 174%)
40K24.85 mi0.85 mi21643-108701-118701-1121477(Top 81%)8885(Top 78%)8885(Top 182%)
25.2M25.20 mi0.35 mi21610+338691+108691+1019836(Top 75%)7977(Top 70%)7977(Top 163%)
Finish26.22 mi1.02 mi21545+658662+298662+2920090(Top 75%)8058(Top 71%)8058(Top 165%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 82%
×21stories
+97ft-345ft

Overall

21733

Females

8636

F18-39

8636

5K→10K

3.1 - 6.2 mi

Top 84%
×5stories
+79ft-138ft

Overall

22462

Females

9066

F18-39

9066

10K→15K

6.2 - 9.3 mi

Top 82%
×3stories
+67ft-78ft

Overall

21733

Females

8636

F18-39

8636

15K→20K

9.3 - 12.4 mi

Top 80%
×5stories
+106ft-86ft

Overall

21190

Females

8339

F18-39

8339

20K→Half

12.4 - 13.1 mi

Top 82%
×2stories
+19ft-37ft

Overall

21930

Females

8745

F18-39

8745

Half→25K

13.1 - 15.5 mi

Top 80%
×4stories
+66ft-88ft

Overall

21330

Females

8456

F18-39

8456

25K→30K

15.5 - 18.6 mi

Top 79%
×9stories
+181ft-148ft

Overall

21106

Females

8405

F18-39

8405

30K→20M

18.6 - 20.0 mi

Top 79%
×5stories
+64ft-50ft

Overall

20972

Females

8399

F18-39

8399

20M→21M

20.0 - 21.0 mi

Top 76%
×8stories
+106ft-24ft

Overall

20195

Females

8032

F18-39

8032

21M→35K

21.0 - 21.8 mi

Top 82%
×7stories
+17ft-86ft

Overall

21844

Females

8960

F18-39

8960

35K→23M

21.8 - 23.0 mi

Top 82%
×5stories
+23ft-63ft

Overall

21709

Females

8911

F18-39

8911

23M→24M

23.0 - 24.0 mi

Top 79%
×6stories
+12ft-82ft

Overall

20939

Females

8509

F18-39

8509

24M→40K

24.0 - 24.9 mi

Top 81%
×1story
+6ft-20ft

Overall

21477

Females

8885

F18-39

8885

40K→25.2M

24.9 - 25.2 mi

Top 75%
×1story
+13ft-16ft

Overall

19836

Females

7977

F18-39

7977

25.2M→Finish

25.2 - 26.2 mi

Top 75%
×2stories
+22ft-21ft

Overall

20090

Females

8058

F18-39

8058

Passing Analysis

Category:
Athletes Passed
2046
Passed By
540
Net Change
+1506
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#23051
5K → 10K383121+262#23051#22789
10K → 15K36236+326#22789#22463
15K → 20K34420+324#22463#22139
20K → Half3421+13#22139#22126
Half → 25K17925+154#22126#21972
25K → 30K24454+190#21972#21782
30K → 20M8633+53#21782#21729
20M → 21M10423+81#21729#21648
21M → 35K3054-24#21648#21672
35K → 23M7257+15#21672#21657
23M → 24M5632+24#21657#21633
24M → 40K3242-10#21633#21643
40K → 25.2M418+33#21643#21610
25.2M → Finish7914+65#21610#21545
TOTALS2046540+1506
📊

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