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BOSTON MARATHON 2023

Shannon Lamarre

Bib: 6863•F

MA

0:00
0:00
/ mi
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Overall
#0 / 26622
Top 10%
Gender (Female)
#0 / 11423
Top 1%
Division (F18-39)
#0 / 4884
Top 2%
Race Day Weather
49°/39°F
light intensity drizzle

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
20:58
Rank: #4137
Start → 5K
20:58 | 6:45/mi
10K· 6.21 mi
41:42
Rank: #4103 (+34)
5K → 10K
20:44 | 6:40/mi
15K· 9.32 mi
1:02:19
Rank: #3882 (+221)
10K → 15K
20:37 | 6:38/mi
20K· 12.43 mi
1:23:06
Rank: #3741 (+141)
15K → 20K
20:47 | 6:41/mi
Half· 13.11 mi
1:27:39
Rank: #3751 (-10)
20K → Half
4:33 | 6:40/mi
25K· 15.53 mi
1:43:51
Rank: #3641 (+110)
Half → 25K
16:12 | 6:41/mi
30K· 18.64 mi
2:04:32
Rank: #3292 (+349)
25K → 30K
20:41 | 6:39/mi
20M
2:13:31
Rank: #3120 (+172)
30K → 20M
8:59 | 6:37/mi
21M
2:20:24
Rank: #2992 (+128)
20M → 21M
6:53 | 6:53/mi
35K· 21.75 mi
2:25:16
Rank: #2951 (+41)
21M → 35K
4:52 | 6:30/mi
23M
2:33:39
Rank: #2853 (+98)
35K → 23M
8:23 | 6:42/mi
24M
2:40:05
Rank: #2771 (+82)
23M → 24M
6:26 | 6:26/mi
40K· 24.85 mi
2:45:40
Rank: #2684 (+87)
24M → 40K
5:35 | 6:32/mi
25.2M
2:48:02
Rank: #2650 (+34)
40K → 25.2M
2:22 | 6:52/mi
Finish· 26.22 mi
2:54:34
Rank: #2599 (+51)
25.2M → Finish
6:32 | 6:25/mi

The Course

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Half Splits

1st Half· via Half⚖️ Balanced
Distance13.11 mi
Time1:27:39
Pace6:41 /mi
2nd Half⚖️ Balanced
Distance13.11 mi
Time1:26:55
Pace6:38 /mi
📊Even Split: Consistent pacing between halves

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:24:4720:586:4520:58
6:45
-
10K
6.21 mi10:45:3141:426:4320:44
6:40
-0:05
15K
9.32 mi11:06:081:02:196:4120:37
6:38
-0:02
20K
12.43 mi11:26:551:23:066:4120:47
6:41
+0:03
Half
13.11 mi11:31:281:27:396:414:33
6:40
-0:01
25K
15.53 mi11:47:401:43:516:4116:12
6:41
+0:01
30K
18.64 mi12:08:212:04:326:4120:41
6:39
-0:02
20M
20.00 mi12:17:202:13:316:418:59
6:37
-0:02
21M
21.00 mi12:24:132:20:246:416:53
6:53
+0:16
35K
21.75 mi12:29:052:25:166:414:52
6:30
-0:23
23M
23.00 mi12:37:282:33:396:418:23
6:42
+0:12
24M
24.00 mi12:43:542:40:056:406:26
6:26
-0:16
40K
24.85 mi12:49:292:45:406:405:35
6:32
+0:06
25.2M
25.20 mi12:51:512:48:026:402:22
6:52
+0:20
Finish
26.22 mi12:58:232:54:346:406:32
6:25
-0:27

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

6:25 /mi

Average Pace

6:40 /mi

Slowest Pace

6:53 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:24:21

83% of race

Time at Steady Pace

30:13

17% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 6:39 /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 mi10:24:4720:586:4520:58
6:45
#4137
10K
6.21 mi10:45:3141:426:4320:44
6:40
#4103
15K
9.32 mi11:06:081:02:196:4120:37
6:38
#3882
20K
12.43 mi11:26:551:23:066:4120:47
6:41
#3741
Half
13.11 mi11:31:281:27:396:414:33
6:40
#3751
25K
15.53 mi11:47:401:43:516:4116:12
6:41
#3641
30K
18.64 mi12:08:212:04:326:4120:41
6:39
#3292
20M
20.00 mi12:17:202:13:316:418:59
6:37
#3120
21M
21.00 mi12:24:132:20:246:416:53
6:53
#2992
35K
21.75 mi12:29:052:25:166:414:52
6:30
#2951
23M
23.00 mi12:37:282:33:396:418:23
6:42
#2853
24M
24.00 mi12:43:542:40:056:406:26
6:26
#2771
40K
24.85 mi12:49:292:45:406:405:35
6:32
#2684
25.2M
25.20 mi12:51:512:48:026:402:22
6:52
#2650
Finish
26.22 mi12:58:232:54:346:406:32
6:25
#2599
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi3.11 mi41372512513601(Top 14%)193(Top 2%)193(Top 4%)
10K6.21 mi3.10 mi4103+34241+10241+104107(Top 15%)245(Top 2%)245(Top 5%)
15K9.32 mi3.11 mi3882+221221+20221+203601(Top 14%)193(Top 2%)193(Top 4%)
20K12.43 mi3.11 mi3741+141200+21200+213515(Top 13%)185(Top 2%)185(Top 4%)
Half13.11 mi0.68 mi3751-10202-2202-24131(Top 16%)247(Top 2%)247(Top 5%)
25K15.53 mi2.42 mi3641+110192+10192+103255(Top 12%)152(Top 1%)152(Top 3%)
30K18.64 mi3.11 mi3292+349161+31161+312216(Top 8%)99(Top 0.9%)99(Top 2%)
20M20.00 mi1.36 mi3120+172148+13148+131931(Top 7%)87(Top 0.8%)87(Top 2%)
21M21.00 mi1.00 mi2992+128141+7141+71732(Top 7%)83(Top 0.7%)83(Top 2%)
35K21.75 mi0.75 mi2951+41138+3138+32489(Top 9%)129(Top 1%)129(Top 3%)
23M23.00 mi1.25 mi2853+98133+5133+52190(Top 8%)122(Top 1%)122(Top 2%)
24M24.00 mi1.00 mi2771+82130+3130+31850(Top 7%)111(Top 1.0%)111(Top 2%)
40K24.85 mi0.85 mi2684+87121+9121+91689(Top 6%)101(Top 0.9%)101(Top 2%)
25.2M25.20 mi0.35 mi2650+341211211388(Top 5%)77(Top 0.7%)77(Top 2%)
Finish26.22 mi1.02 mi2599+51120+1120+12087(Top 8%)145(Top 1%)145(Top 3%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 14%
×21stories
+97ft-345ft

Overall

3601

Females

193

F18-39

193

5K→10K

3.1 - 6.2 mi

Top 15%
×5stories
+79ft-138ft

Overall

4107

Females

245

F18-39

245

10K→15K

6.2 - 9.3 mi

Top 14%
×3stories
+67ft-78ft

Overall

3601

Females

193

F18-39

193

15K→20K

9.3 - 12.4 mi

Top 13%
×5stories
+106ft-86ft

Overall

3515

Females

185

F18-39

185

20K→Half

12.4 - 13.1 mi

Top 16%
×2stories
+19ft-37ft

Overall

4131

Females

247

F18-39

247

Half→25K

13.1 - 15.5 mi

Top 12%
×4stories
+66ft-88ft

Overall

3255

Females

152

F18-39

152

25K→30K

15.5 - 18.6 mi

Top 8%
×9stories
+181ft-148ft

Overall

2216

Females

99

F18-39

99

30K→20M

18.6 - 20.0 mi

Top 7%
×5stories
+64ft-50ft

Overall

1931

Females

87

F18-39

87

20M→21M

20.0 - 21.0 mi

Top 7%
×8stories
+106ft-24ft

Overall

1732

Females

83

F18-39

83

21M→35K

21.0 - 21.8 mi

Top 9%
×7stories
+17ft-86ft

Overall

2489

Females

129

F18-39

129

35K→23M

21.8 - 23.0 mi

Top 8%
×5stories
+23ft-63ft

Overall

2190

Females

122

F18-39

122

23M→24M

23.0 - 24.0 mi

Top 7%
×6stories
+12ft-82ft

Overall

1850

Females

111

F18-39

111

24M→40K

24.0 - 24.9 mi

Top 6%
×1story
+6ft-20ft

Overall

1689

Females

101

F18-39

101

40K→25.2M

24.9 - 25.2 mi

Top 5%
×1story
+13ft-16ft

Overall

1388

Females

77

F18-39

77

25.2M→Finish

25.2 - 26.2 mi

Top 8%
×2stories
+22ft-21ft

Overall

2087

Females

145

F18-39

145

Passing Analysis

Category:
Athletes Passed
1949
Passed By
411
Net Change
+1538
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#4137
5K → 10K241207+34#4137#4103
10K → 15K26443+221#4103#3882
15K → 20K18241+141#3882#3741
20K → Half1525-10#3741#3751
Half → 25K13828+110#3751#3641
25K → 30K3523+349#3641#3292
30K → 20M1742+172#3292#3120
20M → 21M1368+128#3120#2992
21M → 35K5211+41#2992#2951
35K → 23M11214+98#2951#2853
23M → 24M897+82#2853#2771
24M → 40K914+87#2771#2684
40K → 25.2M362+34#2684#2650
25.2M → Finish6716+51#2650#2599
TOTALS1949411+1538
📊

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