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BOSTON MARATHON 2023

Emily Peters

Bib: 11678•F

VA

0:00
0:00
/ mi
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Overall
#0 / 26622
Top 29%
Gender (Female)
#0 / 11423
Top 10%
Division (F18-39)
#0 / 4884
Top 19%
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
7:19/mi
22:43
↑ 97↓ 3451.5%
10K· 6.21 mi
7:15/mi
45:13
↑ 79↓ 1380.4%
15K· 9.32 mi
7:21/mi
1:08:03
↑ 67↓ 78
20K· 12.43 mi
7:25/mi
1:31:05
↑ 106↓ 860.1%
Half· 13.11 mi
7:15/mi
1:36:02
↑ 19↓ 370.5%
25K· 15.53 mi
7:36/mi
1:54:28
↑ 66↓ 880.2%
30K· 18.64 mi
7:34/mi
2:17:59
↑ 181↓ 1480.2%
20M
7:35/mi
2:28:17
↑ 64↓ 500.2%
21M
7:57/mi
2:36:14
↑ 106↓ 241.6%
35K· 21.75 mi
7:21/mi
2:41:44
↑ 17↓ 861.7%
23M
7:43/mi
2:51:24
↑ 23↓ 630.6%
24M
7:34/mi
2:58:58
↓ 821.3%
40K· 24.85 mi
7:38/mi
3:05:30
↓ 200.3%
25.2M
8:01/mi
3:08:16
↑ 13↓ 160.2%
Finish· 26.22 mi
6:56/mi
3:15:20
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:36:02
Pace7:20 /mi
2nd Half
Distance13.11 mi
Time1:39:18
Pace7:34 /mi
📊Positive Split: 3.4% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:49:5622:437:1922:43
7:19
-
10K
6.21 mi11:12:2645:137:1722:30
7:15
-0:04
15K
9.32 mi11:35:161:08:037:1822:50
7:21
+0:06
20K
12.43 mi11:58:181:31:057:2023:02
7:25
+0:04
Half
13.11 mi12:03:151:36:027:204:57
7:15
-0:10
25K
15.53 mi12:21:411:54:287:2218:26
7:36
+0:21
30K
18.64 mi12:45:122:17:597:2423:31
7:34
-0:02
20M
20.00 mi12:55:302:28:177:2510:18
7:35
+0:01
21M
21.00 mi13:03:272:36:147:267:57
7:57
+0:22
35K
21.75 mi13:08:572:41:447:265:30
7:21
-0:36
23M
23.00 mi13:18:372:51:247:279:40
7:43
+0:22
24M
24.00 mi13:26:112:58:587:277:34
7:34
-0:09
40K
24.85 mi13:32:433:05:307:286:32
7:38
+0:04
25.2M
25.20 mi13:35:293:08:167:282:46
8:01
+0:23
Finish
26.22 mi13:42:333:15:207:277:04
6:56
-1:05

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

6:56 /mi

Average Pace

7:27 /mi

Slowest Pace

8:01 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:48:25

86% of race

Time at Steady Pace

26:55

14% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 7:27 /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 mi10:49:5622:437:1922:43
7:19
#8191
10K
6.21 mi11:12:2645:137:1722:30
7:15
#8302
15K
9.32 mi11:35:161:08:037:1822:50
7:21
#8476
20K
12.43 mi11:58:181:31:057:2023:02
7:25
#8466
Half
13.11 mi12:03:151:36:027:204:57
7:15
#8449
25K
15.53 mi12:21:411:54:287:2218:26
7:36
#8586
30K
18.64 mi12:45:122:17:597:2423:31
7:34
#8373
20M
20.00 mi12:55:302:28:177:2510:18
7:35
#8274
21M
21.00 mi13:03:272:36:147:267:57
7:57
#8195
35K
21.75 mi13:08:572:41:447:265:30
7:21
#8146
23M
23.00 mi13:18:372:51:247:279:40
7:43
#8098
24M
24.00 mi13:26:112:58:587:277:34
7:34
#8057
40K
24.85 mi13:32:433:05:307:286:32
7:38
#8016
25.2M
25.20 mi13:35:293:08:167:282:46
8:01
#7982
Finish
26.22 mi13:42:333:15:207:277:04
6:56
#7832
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi3.11 mi8191107910798940(Top 34%)1421(Top 12%)1421(Top 29%)
10K6.21 mi3.10 mi8302-1111144-651144-658429(Top 32%)1202(Top 11%)1202(Top 25%)
15K9.32 mi3.11 mi8476-1741210-661210-668940(Top 34%)1421(Top 12%)1421(Top 29%)
20K12.43 mi3.11 mi8466+101221-111221-118628(Top 32%)1342(Top 12%)1342(Top 27%)
Half13.11 mi0.68 mi8449+17122112218308(Top 31%)1213(Top 11%)1213(Top 25%)
25K15.53 mi2.42 mi8586-1371292-711292-719565(Top 36%)1803(Top 16%)1803(Top 37%)
30K18.64 mi3.11 mi8373+2131254+381254+387730(Top 29%)1195(Top 10%)1195(Top 24%)
20M20.00 mi1.36 mi8274+991241+131241+137379(Top 28%)1172(Top 10%)1172(Top 24%)
21M21.00 mi1.00 mi8195+791226+151226+157061(Top 27%)1156(Top 10%)1156(Top 24%)
35K21.75 mi0.75 mi8146+491220+61220+67516(Top 28%)1308(Top 11%)1308(Top 27%)
23M23.00 mi1.25 mi8098+48122012207873(Top 30%)1520(Top 13%)1520(Top 31%)
24M24.00 mi1.00 mi8057+411225-51225-58181(Top 31%)1746(Top 15%)1746(Top 36%)
40K24.85 mi0.85 mi8016+411232-71232-77588(Top 29%)1595(Top 14%)1595(Top 33%)
25.2M25.20 mi0.35 mi7982+341227+51227+56716(Top 25%)1302(Top 11%)1302(Top 27%)
Finish26.22 mi1.02 mi7832+1501192+351192+354866(Top 18%)692(Top 6%)692(Top 14%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 34%
×21story building
+97ft-345ft

Overall

8940

Females

1421

F18-39

1421

5K→10K

3.1 - 6.2 mi

Top 32%
×5story building
+79ft-138ft

Overall

8429

Females

1202

F18-39

1202

10K→15K

6.2 - 9.3 mi

Top 34%
×3story building
+67ft-78ft

Overall

8940

Females

1421

F18-39

1421

15K→20K

9.3 - 12.4 mi

Top 32%
×5story building
+106ft-86ft

Overall

8628

Females

1342

F18-39

1342

20K→Half

12.4 - 13.1 mi

Top 31%
×2story building
+19ft-37ft

Overall

8308

Females

1213

F18-39

1213

Half→25K

13.1 - 15.5 mi

Top 36%
×4story building
+66ft-88ft

Overall

9565

Females

1803

F18-39

1803

25K→30K

15.5 - 18.6 mi

Top 29%
×9story building
+181ft-148ft

Overall

7730

Females

1195

F18-39

1195

30K→20M

18.6 - 20.0 mi

Top 28%
×5story building
+64ft-50ft

Overall

7379

Females

1172

F18-39

1172

20M→21M

20.0 - 21.0 mi

Top 27%
×8story building
+106ft-24ft

Overall

7061

Females

1156

F18-39

1156

21M→35K

21.0 - 21.8 mi

Top 28%
×7story building
+17ft-86ft

Overall

7516

Females

1308

F18-39

1308

35K→23M

21.8 - 23.0 mi

Top 30%
×5story building
+23ft-63ft

Overall

7873

Females

1520

F18-39

1520

23M→24M

23.0 - 24.0 mi

Top 31%
×6story building
+12ft-82ft

Overall

8181

Females

1746

F18-39

1746

24M→40K

24.0 - 24.9 mi

Top 29%
×1story
+6ft-20ft

Overall

7588

Females

1595

F18-39

1595

40K→25.2M

24.9 - 25.2 mi

Top 25%
×1story
+13ft-16ft

Overall

6716

Females

1302

F18-39

1302

25.2M→Finish

25.2 - 26.2 mi

Top 18%
×2story building
+22ft-21ft

Overall

4866

Females

692

F18-39

692

Passing Analysis

Category:
Athletes Passed
1531
Passed By
1172
Net Change
+359
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#8191
5K → 10K174285-111#8191#8302
10K → 15K83257-174#8302#8476
15K → 20K139129+10#8476#8466
20K → Half3316+17#8466#8449
Half → 25K55192-137#8449#8586
25K → 30K28067+213#8586#8373
30K → 20M11920+99#8373#8274
20M → 21M11839+79#8274#8195
21M → 35K6718+49#8195#8146
35K → 23M10153+48#8146#8098
23M → 24M8544+41#8098#8057
24M → 40K8039+41#8057#8016
40K → 25.2M439+34#8016#7982
25.2M → Finish1544+150#7982#7832
TOTALS15311172+359
📊

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