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BOSTON MARATHON 2023

Kaitlyn Judge

Bib: 16911•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

Course Elevation
7–469 ft
≈
×2stacked redwood trees
•▲ 890 ft climb · ▼ 1342 ft descent
Ribbon color based on
FasterSteadySlower· vs. your average pace
Start
0:00
Race begins
5K· 3.11 mi
8:01/mi
24:53
↑ 97↓ 3451.5%
10K· 6.21 mi
7:52/mi
49:18
↑ 79↓ 1380.4%
15K· 9.32 mi
7:50/mi
1:13:38
↑ 67↓ 78
20K· 12.43 mi
7:51/mi
1:38:00
↑ 106↓ 860.1%
Half· 13.11 mi
7:50/mi
1:43:21
↑ 19↓ 370.5%
25K· 15.53 mi
8:05/mi
2:02:58
↑ 66↓ 880.2%
30K· 18.64 mi
8:27/mi
2:29:14
↑ 181↓ 1480.2%
20M
8:48/mi
2:41:11
↑ 64↓ 500.2%
21M
9:18/mi
2:50:29
↑ 106↓ 241.6%
35K· 21.75 mi
9:07/mi
2:57:18
↑ 17↓ 861.7%
23M
9:32/mi
3:09:14
↑ 23↓ 630.6%
24M
9:57/mi
3:19:11
↓ 821.3%
40K· 24.85 mi
11:45/mi
3:29:14
↓ 200.3%
25.2M
12:17/mi
3:33:28
↑ 13↓ 160.2%
Finish· 26.22 mi
16:55/mi
3:50:42
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:43:21
Pace7:53 /mi
2nd Half
Distance13.11 mi
Time2:07:21
Pace9:43 /mi
📊Positive Split: 23.2% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:19:0924:538:0124:53
8:01
-
10K
6.21 mi11:43:3449:187:5624:25
7:52
-0:09
15K
9.32 mi12:07:541:13:387:5424:20
7:50
-0:02
20K
12.43 mi12:32:161:38:007:5324:22
7:51
+0:01
Half
13.11 mi12:37:371:43:217:535:21
7:50
-0:01
25K
15.53 mi12:57:142:02:587:5519:37
8:05
+0:15
30K
18.64 mi13:23:302:29:148:0026:16
8:27
+0:22
20M
20.00 mi13:35:272:41:118:0411:57
8:48
+0:21
21M
21.00 mi13:44:452:50:298:079:18
9:18
+0:30
35K
21.75 mi13:51:342:57:188:096:49
9:07
-0:11
23M
23.00 mi14:03:303:09:148:1411:56
9:32
+0:25
24M
24.00 mi14:13:273:19:118:189:57
9:57
+0:25
40K
24.85 mi14:23:303:29:148:2510:03
11:45
+1:48
25.2M
25.20 mi14:27:443:33:288:284:14
12:17
+0:32
Finish
26.22 mi14:44:583:50:428:4817:14
16:55
+4:38

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

7:50 /mi

Average Pace

8:48 /mi

Slowest Pace

16:55 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

0:00

0% of race

Time at Steady Pace

3:19:11

86% of race

Time at Slower Pace

31:31

14% of race

Average Pace: 8:48 /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 mi11:19:0924:538:0124:53
8:01
#14105
10K
6.21 mi11:43:3449:187:5624:25
7:52
#13867
15K
9.32 mi12:07:541:13:387:5424:20
7:50
#13580
20K
12.43 mi12:32:161:38:007:5324:22
7:51
#13195
Half
13.11 mi12:37:371:43:217:535:21
7:50
#13180
25K
15.53 mi12:57:142:02:587:5519:37
8:05
#13196
30K
18.64 mi13:23:302:29:148:0026:16
8:27
#13345
20M
20.00 mi13:35:272:41:118:0411:57
8:48
#13501
21M
21.00 mi13:44:452:50:298:079:18
9:18
#13598
35K
21.75 mi13:51:342:57:188:096:49
9:07
#13828
23M
23.00 mi14:03:303:09:148:1411:56
9:32
#14164
24M
24.00 mi14:13:273:19:118:189:57
9:57
#14575
40K
24.85 mi14:23:303:29:148:2510:03
11:45
#15242
25.2M
25.20 mi14:27:443:33:288:284:14
12:17
#15489
Finish
26.22 mi14:44:583:50:428:4817:14
16:55
#17495
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi3.11 mi141054096409613009(Top 49%)3487(Top 31%)3487(Top 71%)
10K6.21 mi3.10 mi13867+2383963+1333963+13313665(Top 51%)3839(Top 34%)3839(Top 79%)
15K9.32 mi3.11 mi13580+2873809+1543809+15413009(Top 49%)3487(Top 31%)3487(Top 71%)
20K12.43 mi3.11 mi13195+3853607+2023607+20212125(Top 46%)3048(Top 27%)3048(Top 62%)
Half13.11 mi0.68 mi13180+153595+123595+1213212(Top 50%)3646(Top 32%)3646(Top 75%)
25K15.53 mi2.42 mi13196-163612-173612-1713475(Top 51%)3914(Top 34%)3914(Top 80%)
30K18.64 mi3.11 mi13345-1493751-1393751-13914031(Top 53%)4352(Top 38%)4352(Top 89%)
20M20.00 mi1.36 mi13501-1563859-1083859-10815423(Top 58%)5233(Top 46%)5233(Top 107%)
21M21.00 mi1.00 mi13598-973934-753934-7515021(Top 56%)5075(Top 44%)5075(Top 104%)
35K21.75 mi0.75 mi13828-2304090-1564090-15618394(Top 69%)7044(Top 62%)7044(Top 144%)
23M23.00 mi1.25 mi14164-3364324-2344324-23418451(Top 69%)7103(Top 62%)7103(Top 145%)
24M24.00 mi1.00 mi14575-4114595-2714595-27120652(Top 78%)8350(Top 73%)8350(Top 171%)
40K24.85 mi0.85 mi15242-6675019-4245019-42423580(Top 89%)9984(Top 87%)9984(Top 204%)
25.2M25.20 mi0.35 mi15489-2475186-1675186-16722941(Top 86%)9621(Top 84%)9621(Top 197%)
Finish26.22 mi1.02 mi17495-20066361-11756361-117526585(Top 100%)11413(Top 100%)11413(Top 234%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 49%
×21story building
+97ft-345ft

Overall

13009

Females

3487

F18-39

3487

5K→10K

3.1 - 6.2 mi

Top 51%
×5story building
+79ft-138ft

Overall

13665

Females

3839

F18-39

3839

10K→15K

6.2 - 9.3 mi

Top 49%
×3story building
+67ft-78ft

Overall

13009

Females

3487

F18-39

3487

15K→20K

9.3 - 12.4 mi

Top 46%
×5story building
+106ft-86ft

Overall

12125

Females

3048

F18-39

3048

20K→Half

12.4 - 13.1 mi

Top 50%
×2story building
+19ft-37ft

Overall

13212

Females

3646

F18-39

3646

Half→25K

13.1 - 15.5 mi

Top 51%
×4story building
+66ft-88ft

Overall

13475

Females

3914

F18-39

3914

25K→30K

15.5 - 18.6 mi

Top 53%
×9story building
+181ft-148ft

Overall

14031

Females

4352

F18-39

4352

30K→20M

18.6 - 20.0 mi

Top 58%
×5story building
+64ft-50ft

Overall

15423

Females

5233

F18-39

5233

20M→21M

20.0 - 21.0 mi

Top 56%
×8story building
+106ft-24ft

Overall

15021

Females

5075

F18-39

5075

21M→35K

21.0 - 21.8 mi

Top 69%
×7story building
+17ft-86ft

Overall

18394

Females

7044

F18-39

7044

35K→23M

21.8 - 23.0 mi

Top 69%
×5story building
+23ft-63ft

Overall

18451

Females

7103

F18-39

7103

23M→24M

23.0 - 24.0 mi

Top 78%
×6story building
+12ft-82ft

Overall

20652

Females

8350

F18-39

8350

24M→40K

24.0 - 24.9 mi

Top 89%
×1story
+6ft-20ft

Overall

23580

Females

9984

F18-39

9984

40K→25.2M

24.9 - 25.2 mi

Top 86%
×1story
+13ft-16ft

Overall

22941

Females

9621

F18-39

9621

25.2M→Finish

25.2 - 26.2 mi

Top 100%
×2story building
+22ft-21ft

Overall

26585

Females

11413

F18-39

11413

Passing Analysis

Category:
Athletes Passed
1706
Passed By
5096
Net Change
-3390
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#14105
5K → 10K434196+238#14105#13867
10K → 15K35770+287#13867#13580
15K → 20K42540+385#13580#13195
20K → Half4025+15#13195#13180
Half → 25K139155-16#13180#13196
25K → 30K142291-149#13196#13345
30K → 20M46202-156#13345#13501
20M → 21M58155-97#13501#13598
21M → 35K14244-230#13598#13828
35K → 23M26362-336#13828#14164
23M → 24M12423-411#14164#14575
24M → 40K5672-667#14575#15242
40K → 25.2M8255-247#15242#15489
25.2M → Finish02006-2006#15489#17495
TOTALS17065096-3390
📊

Passing Visuals

Category:
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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