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BOSTON MARATHON 2023

Johannah Ludington

Bib: 11800•F

VT

0:00
0:00
/ mi
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Overall
#0 / 26622
Top 35%
Gender (Female)
#0 / 11423
Top 15%
Division (F18-39)
#0 / 4884
Top 28%
Race Day Weather
49°/39°F
light intensity drizzle

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
23:31
Rank: #10262
Start → 5K
23:31 | 7:34/mi
10K· 6.21 mi
46:24
Rank: #9738 (+524)
5K → 10K
22:53 | 7:22/mi
15K· 9.32 mi
1:09:18
Rank: #9486 (+252)
10K → 15K
22:54 | 7:22/mi
20K· 12.43 mi
1:32:16
Rank: #9189 (+297)
15K → 20K
22:58 | 7:24/mi
Half· 13.11 mi
1:37:22
Rank: #9226 (-37)
20K → Half
5:06 | 7:29/mi
25K· 15.53 mi
1:55:41
Rank: #9198 (+28)
Half → 25K
18:19 | 7:33/mi
30K· 18.64 mi
2:19:49
Rank: #9164 (+34)
25K → 30K
24:08 | 7:46/mi
20M
2:30:30
Rank: #9149 (+15)
30K → 20M
10:41 | 7:52/mi
21M
2:38:40
Rank: #9074 (+75)
20M → 21M
8:10 | 8:10/mi
35K· 21.75 mi
2:44:31
Rank: #9119 (-45)
21M → 35K
5:51 | 7:49/mi
23M
2:54:39
Rank: #9194 (-75)
35K → 23M
10:08 | 8:06/mi
24M
3:02:43
Rank: #9249 (-55)
23M → 24M
8:04 | 8:04/mi
40K· 24.85 mi
3:09:39
Rank: #9293 (-44)
24M → 40K
6:56 | 8:07/mi
25.2M
3:12:34
Rank: #9289 (+4)
40K → 25.2M
2:55 | 8:27/mi
Finish· 26.22 mi
3:20:06
Rank: #9217 (+72)
25.2M → Finish
7:32 | 7:24/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:37:22
Pace7:26 /mi
2nd Half
Distance13.11 mi
Time1:42:44
Pace7:50 /mi
📊Positive Split: 5.5% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:50:2323:317:3423:31
7:34
-
10K
6.21 mi11:13:1646:247:2822:53
7:22
-0:12
15K
9.32 mi11:36:101:09:187:2622:54
7:22
0:00
20K
12.43 mi11:59:081:32:167:2522:58
7:24
+0:02
Half
13.11 mi12:04:141:37:227:265:06
7:29
+0:05
25K
15.53 mi12:22:331:55:417:2718:19
7:33
+0:04
30K
18.64 mi12:46:412:19:497:3024:08
7:46
+0:13
20M
20.00 mi12:57:222:30:307:3110:41
7:52
+0:06
21M
21.00 mi13:05:322:38:407:338:10
8:10
+0:18
35K
21.75 mi13:11:232:44:317:345:51
7:49
-0:21
23M
23.00 mi13:21:312:54:397:3610:08
8:06
+0:17
24M
24.00 mi13:29:353:02:437:378:04
8:04
-0:02
40K
24.85 mi13:36:313:09:397:386:56
8:07
+0:03
25.2M
25.20 mi13:39:263:12:347:382:55
8:27
+0:20
Finish
26.22 mi13:46:583:20:067:387:32
7:24
-1:03

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

7:22 /mi

Average Pace

7:38 /mi

Slowest Pace

8:27 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

3:02:05

91% of race

Time at Steady Pace

18:01

9% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 7:38 /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 mi10:50:2323:317:3423:31
7:34
#10262
10K
6.21 mi11:13:1646:247:2822:53
7:22
#9738
15K
9.32 mi11:36:101:09:187:2622:54
7:22
#9486
20K
12.43 mi11:59:081:32:167:2522:58
7:24
#9189
Half
13.11 mi12:04:141:37:227:265:06
7:29
#9226
25K
15.53 mi12:22:331:55:417:2718:19
7:33
#9198
30K
18.64 mi12:46:412:19:497:3024:08
7:46
#9164
20M
20.00 mi12:57:222:30:307:3110:41
7:52
#9149
21M
21.00 mi13:05:322:38:407:338:10
8:10
#9074
35K
21.75 mi13:11:232:44:317:345:51
7:49
#9119
23M
23.00 mi13:21:312:54:397:3610:08
8:06
#9194
24M
24.00 mi13:29:353:02:437:378:04
8:04
#9249
40K
24.85 mi13:36:313:09:397:386:56
8:07
#9293
25.2M
25.20 mi13:39:263:12:347:382:55
8:27
#9289
Finish
26.22 mi13:46:583:20:067:387:32
7:24
#9217
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi3.11 mi10262198219829119(Top 34%)1495(Top 13%)1495(Top 31%)
10K6.21 mi3.10 mi9738+5241721+2611721+2619365(Top 35%)1571(Top 14%)1571(Top 32%)
15K9.32 mi3.11 mi9486+2521610+1111610+1119119(Top 34%)1495(Top 13%)1495(Top 31%)
20K12.43 mi3.11 mi9189+2971509+1011509+1018466(Top 32%)1288(Top 11%)1288(Top 26%)
Half13.11 mi0.68 mi9226-371532-231532-2310075(Top 38%)1911(Top 17%)1911(Top 39%)
25K15.53 mi2.42 mi9198+281524+81524+89214(Top 35%)1640(Top 14%)1640(Top 34%)
30K18.64 mi3.11 mi9164+341550-261550-269117(Top 34%)1755(Top 15%)1755(Top 36%)
20M20.00 mi1.36 mi9149+151569-191569-199321(Top 35%)1940(Top 17%)1940(Top 40%)
21M21.00 mi1.00 mi9074+751564+51564+58445(Top 32%)1700(Top 15%)1700(Top 35%)
35K21.75 mi0.75 mi9119-451596-321596-3210818(Top 41%)2770(Top 24%)2770(Top 57%)
23M23.00 mi1.25 mi9194-751653-571653-5710411(Top 39%)2705(Top 24%)2705(Top 55%)
24M24.00 mi1.00 mi9249-551698-451698-4511701(Top 44%)3420(Top 30%)3420(Top 70%)
40K24.85 mi0.85 mi9293-441742-441742-4410771(Top 40%)3019(Top 26%)3019(Top 62%)
25.2M25.20 mi0.35 mi9289+41753-111753-119290(Top 35%)2349(Top 21%)2349(Top 48%)
Finish26.22 mi1.02 mi9217+721745+81745+87770(Top 29%)1730(Top 15%)1730(Top 35%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 34%
×21stories
+97ft-345ft

Overall

9119

Females

1495

F18-39

1495

5K→10K

3.1 - 6.2 mi

Top 35%
×5stories
+79ft-138ft

Overall

9365

Females

1571

F18-39

1571

10K→15K

6.2 - 9.3 mi

Top 34%
×3stories
+67ft-78ft

Overall

9119

Females

1495

F18-39

1495

15K→20K

9.3 - 12.4 mi

Top 32%
×5stories
+106ft-86ft

Overall

8466

Females

1288

F18-39

1288

20K→Half

12.4 - 13.1 mi

Top 38%
×2stories
+19ft-37ft

Overall

10075

Females

1911

F18-39

1911

Half→25K

13.1 - 15.5 mi

Top 35%
×4stories
+66ft-88ft

Overall

9214

Females

1640

F18-39

1640

25K→30K

15.5 - 18.6 mi

Top 34%
×9stories
+181ft-148ft

Overall

9117

Females

1755

F18-39

1755

30K→20M

18.6 - 20.0 mi

Top 35%
×5stories
+64ft-50ft

Overall

9321

Females

1940

F18-39

1940

20M→21M

20.0 - 21.0 mi

Top 32%
×8stories
+106ft-24ft

Overall

8445

Females

1700

F18-39

1700

21M→35K

21.0 - 21.8 mi

Top 41%
×7stories
+17ft-86ft

Overall

10818

Females

2770

F18-39

2770

35K→23M

21.8 - 23.0 mi

Top 39%
×5stories
+23ft-63ft

Overall

10411

Females

2705

F18-39

2705

23M→24M

23.0 - 24.0 mi

Top 44%
×6stories
+12ft-82ft

Overall

11701

Females

3420

F18-39

3420

24M→40K

24.0 - 24.9 mi

Top 40%
×1story
+6ft-20ft

Overall

10771

Females

3019

F18-39

3019

40K→25.2M

24.9 - 25.2 mi

Top 35%
×1story
+13ft-16ft

Overall

9290

Females

2349

F18-39

2349

25.2M→Finish

25.2 - 26.2 mi

Top 29%
×2stories
+22ft-21ft

Overall

7770

Females

1730

F18-39

1730

Passing Analysis

Category:
Athletes Passed
2109*
Passed By
1064
Net Change
+1045
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#10262
5K → 10K637*113+524#10262#9738
10K → 15K31462+252#9738#9486
15K → 20K32225+297#9486#9189
20K → Half1249-37#9189#9226
Half → 25K12294+28#9226#9198
25K → 30K182148+34#9198#9164
30K → 20M8873+15#9164#9149
20M → 21M11742+75#9149#9074
21M → 35K2873-45#9074#9119
35K → 23M61136-75#9119#9194
23M → 24M4398-55#9194#9249
24M → 40K56100-44#9249#9293
40K → 25.2M2622+4#9293#9289
25.2M → Finish10129+72#9289#9217
TOTALS2109*1064+1045

* Includes athletes who did not complete a segment (DNF/DNQ).

📊

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