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BOSTON MARATHON 2023

Sophie Emond

Bib: 4135•F

MA

0:00
0:00
/ mi
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Overall
#0 / 26622
Top 11%
Gender (Female)
#0 / 11423
Top 1%
Division (F18-39)
#0 / 4884
Top 3%
Race Day Weather
49°/39°F
light intensity drizzle

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
21:12
Rank: #4910
Start → 5K
21:12 | 6:49/mi
10K· 6.21 mi
41:55
Rank: #4448 (+462)
5K → 10K
20:43 | 6:40/mi
15K· 9.32 mi
1:02:32
Rank: #4108 (+340)
10K → 15K
20:37 | 6:38/mi
20K· 12.43 mi
1:23:11
Rank: #3812 (+296)
15K → 20K
20:39 | 6:39/mi
Half· 13.11 mi
1:27:45
Rank: #3835 (-23)
20K → Half
4:34 | 6:42/mi
25K· 15.53 mi
1:44:04
Rank: #3766 (+69)
Half → 25K
16:19 | 6:44/mi
30K· 18.64 mi
2:05:07
Rank: #3543 (+223)
25K → 30K
21:03 | 6:47/mi
20M
2:14:19
Rank: #3421 (+122)
30K → 20M
9:12 | 6:46/mi
21M
2:21:23
Rank: #3312 (+109)
20M → 21M
7:04 | 7:04/mi
35K· 21.75 mi
2:26:22
Rank: #3298 (+14)
21M → 35K
4:59 | 6:40/mi
23M
2:35:00
Rank: #3265 (+33)
35K → 23M
8:38 | 6:54/mi
24M
2:41:35
Rank: #3198 (+67)
23M → 24M
6:35 | 6:35/mi
40K· 24.85 mi
2:47:19
Rank: #3137 (+61)
24M → 40K
5:44 | 6:42/mi
25.2M
2:49:48
Rank: #3103 (+34)
40K → 25.2M
2:29 | 7:12/mi
Finish· 26.22 mi
2:56:13
Rank: #2980 (+123)
25.2M → Finish
6:25 | 6:18/mi

The Course

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Half Splits

1st Half· via Half⚖️ Balanced
Distance13.11 mi
Time1:27:45
Pace6:42 /mi
2nd Half⚖️ Balanced
Distance13.11 mi
Time1:28:28
Pace6:45 /mi
📊Even Split: Consistent pacing between halves

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:22:3321:126:4921:12
6:49
-
10K
6.21 mi10:43:1641:556:4520:43
6:40
-0:09
15K
9.32 mi11:03:531:02:326:4320:37
6:38
-0:02
20K
12.43 mi11:24:321:23:116:4220:39
6:39
+0:01
Half
13.11 mi11:29:061:27:456:424:34
6:42
+0:03
25K
15.53 mi11:45:251:44:046:4216:19
6:44
+0:02
30K
18.64 mi12:06:282:05:076:4321:03
6:47
+0:03
20M
20.00 mi12:15:402:14:196:439:12
6:46
-0:01
21M
21.00 mi12:22:442:21:236:447:04
7:04
+0:18
35K
21.75 mi12:27:432:26:226:444:59
6:40
-0:24
23M
23.00 mi12:36:212:35:006:448:38
6:54
+0:14
24M
24.00 mi12:42:562:41:356:446:35
6:35
-0:19
40K
24.85 mi12:48:402:47:196:445:44
6:42
+0:07
25.2M
25.20 mi12:51:092:49:486:442:29
7:12
+0:30
Finish
26.22 mi12:57:342:56:136:446:25
6:18
-0:54

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

6:18 /mi

Average Pace

6:44 /mi

Slowest Pace

7:12 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:46:40

95% of race

Time at Steady Pace

9:33

5% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 6:43 /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 mi10:22:3321:126:4921:12
6:49
#4910
10K
6.21 mi10:43:1641:556:4520:43
6:40
#4448
15K
9.32 mi11:03:531:02:326:4320:37
6:38
#4108
20K
12.43 mi11:24:321:23:116:4220:39
6:39
#3812
Half
13.11 mi11:29:061:27:456:424:34
6:42
#3835
25K
15.53 mi11:45:251:44:046:4216:19
6:44
#3766
30K
18.64 mi12:06:282:05:076:4321:03
6:47
#3543
20M
20.00 mi12:15:402:14:196:439:12
6:46
#3421
21M
21.00 mi12:22:442:21:236:447:04
7:04
#3312
35K
21.75 mi12:27:432:26:226:444:59
6:40
#3298
23M
23.00 mi12:36:212:35:006:448:38
6:54
#3265
24M
24.00 mi12:42:562:41:356:446:35
6:35
#3198
40K
24.85 mi12:48:402:47:196:445:44
6:42
#3137
25.2M
25.20 mi12:51:092:49:486:442:29
7:12
#3103
Finish
26.22 mi12:57:342:56:136:446:25
6:18
#2980
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi3.11 mi49103423423603(Top 14%)195(Top 2%)195(Top 4%)
10K6.21 mi3.10 mi4448+462281+61281+614056(Top 15%)237(Top 2%)237(Top 5%)
15K9.32 mi3.11 mi4108+340243+38243+383603(Top 14%)195(Top 2%)195(Top 4%)
20K12.43 mi3.11 mi3812+296208+35208+353172(Top 12%)155(Top 1%)155(Top 3%)
Half13.11 mi0.68 mi3835-23210-2210-24367(Top 16%)276(Top 2%)276(Top 6%)
25K15.53 mi2.42 mi3766+69204+6204+63618(Top 14%)205(Top 2%)205(Top 4%)
30K18.64 mi3.11 mi3543+223185+19185+192844(Top 11%)146(Top 1%)146(Top 3%)
20M20.00 mi1.36 mi3421+122180+5180+52669(Top 10%)142(Top 1%)142(Top 3%)
21M21.00 mi1.00 mi3312+109172+8172+82501(Top 9%)137(Top 1%)137(Top 3%)
35K21.75 mi0.75 mi3298+141721723386(Top 13%)229(Top 2%)229(Top 5%)
23M23.00 mi1.25 mi3265+33169+3169+33227(Top 12%)224(Top 2%)224(Top 5%)
24M24.00 mi1.00 mi3198+67167+2167+22515(Top 9%)167(Top 1%)167(Top 3%)
40K24.85 mi0.85 mi3137+61162+5162+52407(Top 9%)172(Top 2%)172(Top 4%)
25.2M25.20 mi0.35 mi3103+341621622599(Top 10%)191(Top 2%)191(Top 4%)
Finish26.22 mi1.02 mi2980+123156+6156+61648(Top 6%)94(Top 0.8%)94(Top 2%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 14%
×21stories
+97ft-345ft

Overall

3603

Females

195

F18-39

195

5K→10K

3.1 - 6.2 mi

Top 15%
×5stories
+79ft-138ft

Overall

4056

Females

237

F18-39

237

10K→15K

6.2 - 9.3 mi

Top 14%
×3stories
+67ft-78ft

Overall

3603

Females

195

F18-39

195

15K→20K

9.3 - 12.4 mi

Top 12%
×5stories
+106ft-86ft

Overall

3172

Females

155

F18-39

155

20K→Half

12.4 - 13.1 mi

Top 16%
×2stories
+19ft-37ft

Overall

4367

Females

276

F18-39

276

Half→25K

13.1 - 15.5 mi

Top 14%
×4stories
+66ft-88ft

Overall

3618

Females

205

F18-39

205

25K→30K

15.5 - 18.6 mi

Top 11%
×9stories
+181ft-148ft

Overall

2844

Females

146

F18-39

146

30K→20M

18.6 - 20.0 mi

Top 10%
×5stories
+64ft-50ft

Overall

2669

Females

142

F18-39

142

20M→21M

20.0 - 21.0 mi

Top 9%
×8stories
+106ft-24ft

Overall

2501

Females

137

F18-39

137

21M→35K

21.0 - 21.8 mi

Top 13%
×7stories
+17ft-86ft

Overall

3386

Females

229

F18-39

229

35K→23M

21.8 - 23.0 mi

Top 12%
×5stories
+23ft-63ft

Overall

3227

Females

224

F18-39

224

23M→24M

23.0 - 24.0 mi

Top 9%
×6stories
+12ft-82ft

Overall

2515

Females

167

F18-39

167

24M→40K

24.0 - 24.9 mi

Top 9%
×1story
+6ft-20ft

Overall

2407

Females

172

F18-39

172

40K→25.2M

24.9 - 25.2 mi

Top 10%
×1story
+13ft-16ft

Overall

2599

Females

191

F18-39

191

25.2M→Finish

25.2 - 26.2 mi

Top 6%
×2stories
+22ft-21ft

Overall

1648

Females

94

F18-39

94

Passing Analysis

Category:
Athletes Passed
2222
Passed By
292
Net Change
+1930
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#4910
5K → 10K51654+462#4910#4448
10K → 15K35717+340#4448#4108
15K → 20K30812+296#4108#3812
20K → Half1740-23#3812#3835
Half → 25K11142+69#3835#3766
25K → 30K24017+223#3766#3543
30K → 20M13311+122#3543#3421
20M → 21M12112+109#3421#3312
21M → 35K3117+14#3312#3298
35K → 23M6835+33#3298#3265
23M → 24M769+67#3265#3198
24M → 40K709+61#3198#3137
40K → 25.2M406+34#3137#3103
25.2M → Finish13411+123#3103#2980
TOTALS2222292+1930
📊

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