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BOSTON MARATHON 2023

Lydia Morgan

Bib: 18166•F

0:00
0:00
/ mi
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Overall
#0 / 26622
Gender (Female)
#0 / 11423
Top 37%
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
25:08
Rank: #14647
Start → 5K
25:08 | 8:05/mi
10K· 6.21 mi
50:07
Rank: #14873 (-226)
5K → 10K
24:59 | 8:02/mi
15K· 9.32 mi
1:15:15
Rank: #14938 (-65)
10K → 15K
25:08 | 8:05/mi
20K· 12.43 mi
1:40:38
Rank: #14852 (+86)
15K → 20K
25:23 | 8:10/mi
Half· 13.11 mi
1:46:07
Rank: #14840 (+12)
20K → Half
5:29 | 8:02/mi
25K· 15.53 mi
2:05:56
Rank: #14689 (+151)
Half → 25K
19:49 | 8:10/mi
30K· 18.64 mi
2:31:48
Rank: #14408 (+281)
25K → 30K
25:52 | 8:20/mi
20M
2:43:09
Rank: #14269 (+139)
30K → 20M
11:21 | 8:21/mi
21M
2:51:59
Rank: #14137 (+132)
20M → 21M
8:50 | 8:50/mi
35K· 21.75 mi
2:58:05
Rank: #14073 (+64)
21M → 35K
6:06 | 8:09/mi
23M
3:08:43
Rank: #14000 (+73)
35K → 23M
10:38 | 8:30/mi
24M
3:17:04
Rank: #13955 (+45)
23M → 24M
8:21 | 8:21/mi
40K· 24.85 mi
3:24:21
Rank: #13902 (+53)
24M → 40K
7:17 | 8:31/mi
25.2M
3:27:31
Rank: #13899 (+3)
40K → 25.2M
3:10 | 9:11/mi
Finish· 26.22 mi
3:36:03
Rank: #13918 (-19)
25.2M → Finish
8:32 | 8:22/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:46:07
Pace8:06 /mi
2nd Half
Distance13.11 mi
Time1:49:56
Pace8:23 /mi
📊Positive Split: 3.6% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:16:0625:088:0525:08
8:05
-
10K
6.21 mi11:41:0550:078:0424:59
8:02
-0:03
15K
9.32 mi12:06:131:15:158:0425:08
8:05
+0:03
20K
12.43 mi12:31:361:40:388:0625:23
8:10
+0:05
Half
13.11 mi12:37:051:46:078:065:29
8:02
-0:08
25K
15.53 mi12:56:542:05:568:0619:49
8:10
+0:08
30K
18.64 mi13:22:462:31:488:0925:52
8:20
+0:10
20M
20.00 mi13:34:072:43:098:0911:21
8:21
+0:01
21M
21.00 mi13:42:572:51:598:118:50
8:50
+0:29
35K
21.75 mi13:49:032:58:058:116:06
8:09
-0:41
23M
23.00 mi13:59:413:08:438:1210:38
8:30
+0:21
24M
24.00 mi14:08:023:17:048:138:21
8:21
-0:09
40K
24.85 mi14:15:193:24:218:137:17
8:31
+0:10
25.2M
25.20 mi14:18:293:27:318:143:10
9:11
+0:40
Finish
26.22 mi14:27:013:36:038:158:32
8:22
-0:49

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

8:02 /mi

Average Pace

8:15 /mi

Slowest Pace

9:11 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

3:32:53

99% of race

Time at Steady Pace

3:10

1% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 8:14 /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 mi11:16:0625:088:0525:08
8:05
#14647
10K
6.21 mi11:41:0550:078:0424:59
8:02
#14873
15K
9.32 mi12:06:131:15:158:0425:08
8:05
#14938
20K
12.43 mi12:31:361:40:388:0625:23
8:10
#14852
Half
13.11 mi12:37:051:46:078:065:29
8:02
#14840
25K
15.53 mi12:56:542:05:568:0619:49
8:10
#14689
30K
18.64 mi13:22:462:31:488:0925:52
8:20
#14408
20M
20.00 mi13:34:072:43:098:0911:21
8:21
#14269
21M
21.00 mi13:42:572:51:598:118:50
8:50
#14137
35K
21.75 mi13:49:032:58:058:116:06
8:09
#14073
23M
23.00 mi13:59:413:08:438:1210:38
8:30
#14000
24M
24.00 mi14:08:023:17:048:138:21
8:21
#13955
40K
24.85 mi14:15:193:24:218:137:17
8:31
#13902
25.2M
25.20 mi14:18:293:27:318:143:10
9:11
#13899
Finish
26.22 mi14:27:013:36:038:158:32
8:22
#13918
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi3.11 mi146474416441615097(Top 57%)4729(Top 41%)4729(Top 97%)
10K6.21 mi3.10 mi14873-2264573-1574573-15715117(Top 57%)4737(Top 41%)4737(Top 97%)
15K9.32 mi3.11 mi14938-654621-484621-4815097(Top 57%)4729(Top 41%)4729(Top 97%)
20K12.43 mi3.11 mi14852+864588+334588+3314755(Top 55%)4560(Top 40%)4560(Top 93%)
Half13.11 mi0.68 mi14840+124585+34585+314704(Top 55%)4500(Top 39%)4500(Top 92%)
25K15.53 mi2.42 mi14689+1514519+664519+6614065(Top 53%)4268(Top 37%)4268(Top 87%)
30K18.64 mi3.11 mi14408+2814400+1194400+11913190(Top 50%)3866(Top 34%)3866(Top 79%)
20M20.00 mi1.36 mi14269+1394340+604340+6012740(Top 48%)3711(Top 32%)3711(Top 76%)
21M21.00 mi1.00 mi14137+1324272+684272+6812475(Top 47%)3674(Top 32%)3674(Top 75%)
35K21.75 mi0.75 mi14073+644242+304242+3013189(Top 50%)4110(Top 36%)4110(Top 84%)
23M23.00 mi1.25 mi14000+734231+114231+1113192(Top 50%)4177(Top 37%)4177(Top 86%)
24M24.00 mi1.00 mi13955+454230+14230+113555(Top 51%)4424(Top 39%)4424(Top 91%)
40K24.85 mi0.85 mi13902+534211+194211+1913489(Top 51%)4466(Top 39%)4466(Top 91%)
25.2M25.20 mi0.35 mi13899+34222-114222-1113598(Top 51%)4535(Top 40%)4535(Top 93%)
Finish26.22 mi1.02 mi13918-194244-224244-2214581(Top 55%)5032(Top 44%)5032(Top 103%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 57%
×21stories
+97ft-345ft

Overall

15097

Females

4729

F18-39

4729

5K→10K

3.1 - 6.2 mi

Top 57%
×5stories
+79ft-138ft

Overall

15117

Females

4737

F18-39

4737

10K→15K

6.2 - 9.3 mi

Top 57%
×3stories
+67ft-78ft

Overall

15097

Females

4729

F18-39

4729

15K→20K

9.3 - 12.4 mi

Top 55%
×5stories
+106ft-86ft

Overall

14755

Females

4560

F18-39

4560

20K→Half

12.4 - 13.1 mi

Top 55%
×2stories
+19ft-37ft

Overall

14704

Females

4500

F18-39

4500

Half→25K

13.1 - 15.5 mi

Top 53%
×4stories
+66ft-88ft

Overall

14065

Females

4268

F18-39

4268

25K→30K

15.5 - 18.6 mi

Top 50%
×9stories
+181ft-148ft

Overall

13190

Females

3866

F18-39

3866

30K→20M

18.6 - 20.0 mi

Top 48%
×5stories
+64ft-50ft

Overall

12740

Females

3711

F18-39

3711

20M→21M

20.0 - 21.0 mi

Top 47%
×8stories
+106ft-24ft

Overall

12475

Females

3674

F18-39

3674

21M→35K

21.0 - 21.8 mi

Top 50%
×7stories
+17ft-86ft

Overall

13189

Females

4110

F18-39

4110

35K→23M

21.8 - 23.0 mi

Top 50%
×5stories
+23ft-63ft

Overall

13192

Females

4177

F18-39

4177

23M→24M

23.0 - 24.0 mi

Top 51%
×6stories
+12ft-82ft

Overall

13555

Females

4424

F18-39

4424

24M→40K

24.0 - 24.9 mi

Top 51%
×1story
+6ft-20ft

Overall

13489

Females

4466

F18-39

4466

40K→25.2M

24.9 - 25.2 mi

Top 51%
×1story
+13ft-16ft

Overall

13598

Females

4535

F18-39

4535

25.2M→Finish

25.2 - 26.2 mi

Top 55%
×2stories
+22ft-21ft

Overall

14581

Females

5032

F18-39

5032

Passing Analysis

Category:
Athletes Passed
1959
Passed By
1230
Net Change
+729
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#14647
5K → 10K202428-226#14647#14873
10K → 15K165230-65#14873#14938
15K → 20K225139+86#14938#14852
20K → Half3927+12#14852#14840
Half → 25K20958+151#14840#14689
25K → 30K33150+281#14689#14408
30K → 20M16223+139#14408#14269
20M → 21M15927+132#14269#14137
21M → 35K8218+64#14137#14073
35K → 23M12249+73#14073#14000
23M → 24M8742+45#14000#13955
24M → 40K8835+53#13955#13902
40K → 25.2M3229+3#13902#13899
25.2M → Finish5675-19#13899#13918
TOTALS19591230+729
📊

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