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BOSTON MARATHON 2023

Andrea Ludwig

Bib: 10146•F

NC

0:00
0:00
/ mi
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Overall
#0 / 26622
Top 20%
Gender (Female)
#0 / 11423
Top 4%
Division (F18-39)
#0 / 4884
Top 8%
Race Day Weather
49°/39°F
light intensity drizzle

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
23:08
Rank: #9194
Start → 5K
23:08 | 7:27/mi
10K· 6.21 mi
44:52
Rank: #7909 (+1285)
5K → 10K
21:44 | 7:00/mi
15K· 9.32 mi
1:06:03
Rank: #7018 (+891)
10K → 15K
21:11 | 6:49/mi
20K· 12.43 mi
1:27:32
Rank: #6606 (+412)
15K → 20K
21:29 | 6:55/mi
Half· 13.11 mi
1:32:14
Rank: #6566 (+40)
20K → Half
4:42 | 6:53/mi
25K· 15.53 mi
1:48:55
Rank: #6292 (+274)
Half → 25K
16:41 | 6:53/mi
30K· 18.64 mi
2:11:00
Rank: #5990 (+302)
25K → 30K
22:05 | 7:06/mi
20M
2:20:55
Rank: #5931 (+59)
30K → 20M
9:55 | 7:18/mi
21M
2:28:32
Rank: #5841 (+90)
20M → 21M
7:37 | 7:37/mi
35K· 21.75 mi
2:33:49
Rank: #5815 (+26)
21M → 35K
5:17 | 7:04/mi
23M
2:42:57
Rank: #5727 (+88)
35K → 23M
9:08 | 7:18/mi
24M
2:50:01
Rank: #5635 (+92)
23M → 24M
7:04 | 7:04/mi
40K· 24.85 mi
2:56:11
Rank: #5583 (+52)
24M → 40K
6:10 | 7:13/mi
25.2M
2:58:50
Rank: #5544 (+39)
40K → 25.2M
2:39 | 7:41/mi
Finish· 26.22 mi
3:05:49
Rank: #5435 (+109)
25.2M → Finish
6:59 | 6:51/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:32:14
Pace7:02 /mi
2nd Half
Distance13.11 mi
Time1:33:35
Pace7:08 /mi
📊Positive Split: 1.5% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:52:2223:087:2723:08
7:27
-
10K
6.21 mi11:14:0644:527:1321:44
7:00
-0:27
15K
9.32 mi11:35:171:06:037:0521:11
6:49
-0:11
20K
12.43 mi11:56:461:27:327:0321:29
6:55
+0:06
Half
13.11 mi12:01:281:32:147:024:42
6:53
-0:02
25K
15.53 mi12:18:091:48:557:0116:41
6:53
0:00
30K
18.64 mi12:40:142:11:007:0222:05
7:06
+0:13
20M
20.00 mi12:50:092:20:557:039:55
7:18
+0:12
21M
21.00 mi12:57:462:28:327:047:37
7:37
+0:19
35K
21.75 mi13:03:032:33:497:045:17
7:04
-0:33
23M
23.00 mi13:12:112:42:577:059:08
7:18
+0:14
24M
24.00 mi13:19:152:50:017:057:04
7:04
-0:14
40K
24.85 mi13:25:252:56:117:056:10
7:13
+0:09
25.2M
25.20 mi13:28:042:58:507:062:39
7:41
+0:28
Finish
26.22 mi13:35:033:05:497:066:59
6:51
-0:50

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

6:49 /mi

Average Pace

7:06 /mi

Slowest Pace

7:41 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:55:33

94% of race

Time at Steady Pace

10:16

6% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 7:05 /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 mi10:52:2223:087:2723:08
7:27
#9194
10K
6.21 mi11:14:0644:527:1321:44
7:00
#7909
15K
9.32 mi11:35:171:06:037:0521:11
6:49
#7018
20K
12.43 mi11:56:461:27:327:0321:29
6:55
#6606
Half
13.11 mi12:01:281:32:147:024:42
6:53
#6566
25K
15.53 mi12:18:091:48:557:0116:41
6:53
#6292
30K
18.64 mi12:40:142:11:007:0222:05
7:06
#5990
20M
20.00 mi12:50:092:20:557:039:55
7:18
#5931
21M
21.00 mi12:57:462:28:327:047:37
7:37
#5841
35K
21.75 mi13:03:032:33:497:045:17
7:04
#5815
23M
23.00 mi13:12:112:42:577:059:08
7:18
#5727
24M
24.00 mi13:19:152:50:017:057:04
7:04
#5635
40K
24.85 mi13:25:252:56:117:056:10
7:13
#5583
25.2M
25.20 mi13:28:042:58:507:062:39
7:41
#5544
Finish
26.22 mi13:35:033:05:497:066:59
6:51
#5435
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi3.11 mi9194146614665308(Top 20%)401(Top 4%)401(Top 8%)
10K6.21 mi3.10 mi7909+1285982+484982+4846801(Top 26%)701(Top 6%)701(Top 14%)
15K9.32 mi3.11 mi7018+891740+242740+2425308(Top 20%)401(Top 4%)401(Top 8%)
20K12.43 mi3.11 mi6606+412658+82658+825457(Top 20%)419(Top 4%)419(Top 9%)
Half13.11 mi0.68 mi6566+40647+11647+115977(Top 22%)497(Top 4%)497(Top 10%)
25K15.53 mi2.42 mi6292+274584+63584+634842(Top 18%)358(Top 3%)358(Top 7%)
30K18.64 mi3.11 mi5990+302523+61523+614991(Top 19%)401(Top 4%)401(Top 8%)
20M20.00 mi1.36 mi5931+595235235641(Top 21%)606(Top 5%)606(Top 12%)
21M21.00 mi1.00 mi5841+90516+7516+75212(Top 20%)583(Top 5%)583(Top 12%)
35K21.75 mi0.75 mi5815+265165165720(Top 21%)666(Top 6%)666(Top 14%)
23M23.00 mi1.25 mi5727+88511+5511+55304(Top 20%)612(Top 5%)612(Top 13%)
24M24.00 mi1.00 mi5635+92498+13498+135042(Top 19%)580(Top 5%)580(Top 12%)
40K24.85 mi0.85 mi5583+52495+3495+34981(Top 19%)639(Top 6%)639(Top 13%)
25.2M25.20 mi0.35 mi5544+39492+3492+34852(Top 18%)659(Top 6%)659(Top 13%)
Finish26.22 mi1.02 mi5435+109478+14478+144388(Top 16%)545(Top 5%)545(Top 11%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 20%
×21stories
+97ft-345ft

Overall

5308

Females

401

F18-39

401

5K→10K

3.1 - 6.2 mi

Top 26%
×5stories
+79ft-138ft

Overall

6801

Females

701

F18-39

701

10K→15K

6.2 - 9.3 mi

Top 20%
×3stories
+67ft-78ft

Overall

5308

Females

401

F18-39

401

15K→20K

9.3 - 12.4 mi

Top 20%
×5stories
+106ft-86ft

Overall

5457

Females

419

F18-39

419

20K→Half

12.4 - 13.1 mi

Top 22%
×2stories
+19ft-37ft

Overall

5977

Females

497

F18-39

497

Half→25K

13.1 - 15.5 mi

Top 18%
×4stories
+66ft-88ft

Overall

4842

Females

358

F18-39

358

25K→30K

15.5 - 18.6 mi

Top 19%
×9stories
+181ft-148ft

Overall

4991

Females

401

F18-39

401

30K→20M

18.6 - 20.0 mi

Top 21%
×5stories
+64ft-50ft

Overall

5641

Females

606

F18-39

606

20M→21M

20.0 - 21.0 mi

Top 20%
×8stories
+106ft-24ft

Overall

5212

Females

583

F18-39

583

21M→35K

21.0 - 21.8 mi

Top 21%
×7stories
+17ft-86ft

Overall

5720

Females

666

F18-39

666

35K→23M

21.8 - 23.0 mi

Top 20%
×5stories
+23ft-63ft

Overall

5304

Females

612

F18-39

612

23M→24M

23.0 - 24.0 mi

Top 19%
×6stories
+12ft-82ft

Overall

5042

Females

580

F18-39

580

24M→40K

24.0 - 24.9 mi

Top 19%
×1story
+6ft-20ft

Overall

4981

Females

639

F18-39

639

40K→25.2M

24.9 - 25.2 mi

Top 18%
×1story
+13ft-16ft

Overall

4852

Females

659

F18-39

659

25.2M→Finish

25.2 - 26.2 mi

Top 16%
×2stories
+22ft-21ft

Overall

4388

Females

545

F18-39

545

Passing Analysis

Category:
Athletes Passed
3912
Passed By
153
Net Change
+3759
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#9194
5K → 10K129712+1285#9194#7909
10K → 15K8910+891#7909#7018
15K → 20K4164+412#7018#6606
20K → Half477+40#6606#6566
Half → 25K2773+274#6566#6292
25K → 30K31311+302#6292#5990
30K → 20M8728+59#5990#5931
20M → 21M10313+90#5931#5841
21M → 35K4317+26#5841#5815
35K → 23M10618+88#5815#5727
23M → 24M10210+92#5727#5635
24M → 40K6816+52#5635#5583
40K → 25.2M434+39#5583#5544
25.2M → Finish11910+109#5544#5435
TOTALS3912153+3759
📊

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