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BOSTON MARATHON 2023

Amy Morris

Bib: 18688•F

IL

0:00
0:00
/ mi
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Overall
#0 / 26622
Gender (Female)
#0 / 11423
Top 46%
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
8:27/mi
26:14
↑ 97↓ 3451.5%
10K· 6.21 mi
8:18/mi
52:00
↑ 79↓ 1380.4%
15K· 9.32 mi
8:21/mi
1:17:56
↑ 67↓ 78
20K· 12.43 mi
8:20/mi
1:43:50
↑ 106↓ 860.1%
Half· 13.11 mi
8:11/mi
1:49:25
↑ 19↓ 370.5%
25K· 15.53 mi
8:18/mi
2:09:33
↑ 66↓ 880.2%
30K· 18.64 mi
8:40/mi
2:36:30
↑ 181↓ 1480.2%
20M
8:46/mi
2:48:25
↑ 64↓ 500.2%
21M
9:13/mi
2:57:38
↑ 106↓ 241.6%
35K· 21.75 mi
8:16/mi
3:03:49
↑ 17↓ 861.7%
23M
8:40/mi
3:14:40
↑ 23↓ 630.6%
24M
8:37/mi
3:23:17
↓ 821.3%
40K· 24.85 mi
8:39/mi
3:30:41
↓ 200.3%
25.2M
9:14/mi
3:33:52
↑ 13↓ 160.2%
Finish· 26.22 mi
8:18/mi
3:42:19
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:49:25
Pace8:21 /mi
2nd Half
Distance13.11 mi
Time1:52:54
Pace8:37 /mi
📊Positive Split: 3.2% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:17:4926:148:2726:14
8:27
-
10K
6.21 mi11:43:3552:008:2225:46
8:18
-0:09
15K
9.32 mi12:09:311:17:568:2225:56
8:21
+0:03
20K
12.43 mi12:35:251:43:508:2125:54
8:20
-0:01
Half
13.11 mi12:41:001:49:258:215:35
8:11
-0:09
25K
15.53 mi13:01:082:09:338:2020:08
8:18
+0:07
30K
18.64 mi13:28:052:36:308:2426:57
8:40
+0:22
20M
20.00 mi13:40:002:48:258:2511:55
8:46
+0:06
21M
21.00 mi13:49:132:57:388:289:13
9:13
+0:27
35K
21.75 mi13:55:243:03:498:276:11
8:16
-0:57
23M
23.00 mi14:06:153:14:408:2810:51
8:40
+0:24
24M
24.00 mi14:14:523:23:178:288:37
8:37
-0:03
40K
24.85 mi14:22:163:30:418:297:24
8:39
+0:02
25.2M
25.20 mi14:25:273:33:528:293:11
9:14
+0:35
Finish
26.22 mi14:33:543:42:198:298:27
8:18
-0:56

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

8:11 /mi

Average Pace

8:29 /mi

Slowest Pace

9:14 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

3:29:55

94% of race

Time at Steady Pace

12:24

6% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 8:29 /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 mi11:17:4926:148:2726:14
8:27
#17181
10K
6.21 mi11:43:3552:008:2225:46
8:18
#16980
15K
9.32 mi12:09:311:17:568:2225:56
8:21
#16931
20K
12.43 mi12:35:251:43:508:2125:54
8:20
#16663
Half
13.11 mi12:41:001:49:258:215:35
8:11
#16615
25K
15.53 mi13:01:082:09:338:2020:08
8:18
#16327
30K
18.64 mi13:28:052:36:308:2426:57
8:40
#16125
20M
20.00 mi13:40:002:48:258:2511:55
8:46
#16040
21M
21.00 mi13:49:132:57:388:289:13
9:13
#15924
35K
21.75 mi13:55:243:03:498:276:11
8:16
#15810
23M
23.00 mi14:06:153:14:408:2810:51
8:40
#15701
24M
24.00 mi14:14:523:23:178:288:37
8:37
#15673
40K
24.85 mi14:22:163:30:418:297:24
8:39
#15629
25.2M
25.20 mi14:25:273:33:528:293:11
9:14
#15602
Finish
26.22 mi14:33:543:42:198:298:27
8:18
#15523
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi3.11 mi171816051605116835(Top 63%)5815(Top 51%)5815(Top 119%)
10K6.21 mi3.10 mi16980+2015900+1515900+15116893(Top 63%)5806(Top 51%)5806(Top 119%)
15K9.32 mi3.11 mi16931+495867+335867+3316835(Top 63%)5815(Top 51%)5815(Top 119%)
20K12.43 mi3.11 mi16663+2685715+1525715+15215859(Top 60%)5261(Top 46%)5261(Top 108%)
Half13.11 mi0.68 mi16615+485694+215694+2115744(Top 59%)5150(Top 45%)5150(Top 105%)
25K15.53 mi2.42 mi16327+2885528+1665528+16614994(Top 56%)4836(Top 42%)4836(Top 99%)
30K18.64 mi3.11 mi16125+2025453+755453+7515366(Top 58%)5152(Top 45%)5152(Top 105%)
20M20.00 mi1.36 mi16040+855417+365417+3615267(Top 57%)5147(Top 45%)5147(Top 105%)
21M21.00 mi1.00 mi15924+1165369+485369+4814590(Top 55%)4820(Top 42%)4820(Top 99%)
35K21.75 mi0.75 mi15810+1145321+485321+4813957(Top 52%)4548(Top 40%)4548(Top 93%)
23M23.00 mi1.25 mi15701+1095283+385283+3814200(Top 53%)4730(Top 41%)4730(Top 97%)
24M24.00 mi1.00 mi15673+285288-55288-515185(Top 57%)5336(Top 47%)5336(Top 109%)
40K24.85 mi0.85 mi15629+445261+275261+2714297(Top 54%)4912(Top 43%)4912(Top 101%)
25.2M25.20 mi0.35 mi15602+275255+65255+613888(Top 52%)4699(Top 41%)4699(Top 96%)
Finish26.22 mi1.02 mi15523+795219+365219+3614092(Top 53%)4796(Top 42%)4796(Top 98%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 63%
×21story building
+97ft-345ft

Overall

16835

Females

5815

F18-39

5815

5K→10K

3.1 - 6.2 mi

Top 63%
×5story building
+79ft-138ft

Overall

16893

Females

5806

F18-39

5806

10K→15K

6.2 - 9.3 mi

Top 63%
×3story building
+67ft-78ft

Overall

16835

Females

5815

F18-39

5815

15K→20K

9.3 - 12.4 mi

Top 60%
×5story building
+106ft-86ft

Overall

15859

Females

5261

F18-39

5261

20K→Half

12.4 - 13.1 mi

Top 59%
×2story building
+19ft-37ft

Overall

15744

Females

5150

F18-39

5150

Half→25K

13.1 - 15.5 mi

Top 56%
×4story building
+66ft-88ft

Overall

14994

Females

4836

F18-39

4836

25K→30K

15.5 - 18.6 mi

Top 58%
×9story building
+181ft-148ft

Overall

15366

Females

5152

F18-39

5152

30K→20M

18.6 - 20.0 mi

Top 57%
×5story building
+64ft-50ft

Overall

15267

Females

5147

F18-39

5147

20M→21M

20.0 - 21.0 mi

Top 55%
×8story building
+106ft-24ft

Overall

14590

Females

4820

F18-39

4820

21M→35K

21.0 - 21.8 mi

Top 52%
×7story building
+17ft-86ft

Overall

13957

Females

4548

F18-39

4548

35K→23M

21.8 - 23.0 mi

Top 53%
×5story building
+23ft-63ft

Overall

14200

Females

4730

F18-39

4730

23M→24M

23.0 - 24.0 mi

Top 57%
×6story building
+12ft-82ft

Overall

15185

Females

5336

F18-39

5336

24M→40K

24.0 - 24.9 mi

Top 54%
×1story
+6ft-20ft

Overall

14297

Females

4912

F18-39

4912

40K→25.2M

24.9 - 25.2 mi

Top 52%
×1story
+13ft-16ft

Overall

13888

Females

4699

F18-39

4699

25.2M→Finish

25.2 - 26.2 mi

Top 53%
×2story building
+22ft-21ft

Overall

14092

Females

4796

F18-39

4796

Passing Analysis

Category:
Athletes Passed
2467
Passed By
809
Net Change
+1658
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#17181
5K → 10K432231+201#17181#16980
10K → 15K228179+49#16980#16931
15K → 20K32557+268#16931#16663
20K → Half6012+48#16663#16615
Half → 25K31325+288#16615#16327
25K → 30K28280+202#16327#16125
30K → 20M11833+85#16125#16040
20M → 21M14731+116#16040#15924
21M → 35K1217+114#15924#15810
35K → 23M13122+109#15810#15701
23M → 24M8658+28#15701#15673
24M → 40K8238+44#15673#15629
40K → 25.2M4013+27#15629#15602
25.2M → Finish10223+79#15602#15523
TOTALS2467809+1658
📊

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