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BOSTON MARATHON 2023

Lindsay Norris

Bib: 14013•F

FL

0:00
0:00
/ mi
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Overall
#0 / 26622
Top 30%
Gender (Female)
#0 / 11423
Top 11%
Division (F18-39)
#0 / 4884
Top 21%
Race Day Weather
49°/39°F
light intensity drizzle

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
24:12
Rank: #12251
Start → 5K
24:12 | 7:47/mi
10K· 6.21 mi
48:11
Rank: #12310 (-59)
5K → 10K
23:59 | 7:43/mi
15K· 9.32 mi
1:11:49
Rank: #11834 (+476)
10K → 15K
23:38 | 7:36/mi
20K· 12.43 mi
1:35:32
Rank: #11416 (+418)
15K → 20K
23:43 | 7:38/mi
Half· 13.11 mi
1:40:33
Rank: #11279 (+137)
20K → Half
5:01 | 7:21/mi
25K· 15.53 mi
1:58:56
Rank: #10952 (+327)
Half → 25K
18:23 | 7:35/mi
30K· 18.64 mi
2:22:36
Rank: #10364 (+588)
25K → 30K
23:40 | 7:37/mi
20M
2:32:44
Rank: #10041 (+323)
30K → 20M
10:08 | 7:27/mi
21M
2:40:25
Rank: #9724 (+317)
20M → 21M
7:41 | 7:41/mi
35K· 21.75 mi
2:45:25
Rank: #9462 (+262)
21M → 35K
5:00 | 6:41/mi
23M
2:54:15
Rank: #9049 (+413)
35K → 23M
8:50 | 7:03/mi
24M
3:01:03
Rank: #8742 (+307)
23M → 24M
6:48 | 6:48/mi
40K· 24.85 mi
3:06:54
Rank: #8468 (+274)
24M → 40K
5:51 | 6:51/mi
25.2M
3:09:26
Rank: #8336 (+132)
40K → 25.2M
2:32 | 7:21/mi
Finish· 26.22 mi
3:16:10
Rank: #8074 (+262)
25.2M → Finish
6:44 | 6:36/mi

The Course

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Half Splits

1st Half· via Half
Distance13.11 mi
Time1:40:33
Pace7:40 /mi
2nd Half✓ Faster
Distance13.11 mi
Time1:35:37
Pace7:18 /mi
📊Negative Split: 4.9% faster second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:53:2724:127:4724:12
7:47
-
10K
6.21 mi11:17:2648:117:4523:59
7:43
-0:04
15K
9.32 mi11:41:041:11:497:4223:38
7:36
-0:07
20K
12.43 mi12:04:471:35:327:4123:43
7:38
+0:02
Half
13.11 mi12:09:481:40:337:405:01
7:21
-0:17
25K
15.53 mi12:28:111:58:567:3918:23
7:35
+0:14
30K
18.64 mi12:51:512:22:367:3923:40
7:37
+0:02
20M
20.00 mi13:01:592:32:447:3810:08
7:27
-0:10
21M
21.00 mi13:09:402:40:257:387:41
7:41
+0:14
35K
21.75 mi13:14:402:45:257:365:00
6:41
-1:00
23M
23.00 mi13:23:302:54:157:358:50
7:03
+0:22
24M
24.00 mi13:30:183:01:037:336:48
6:48
-0:15
40K
24.85 mi13:36:093:06:547:315:51
6:51
+0:03
25.2M
25.20 mi13:38:413:09:267:312:32
7:21
+0:30
Finish
26.22 mi13:45:253:16:107:296:44
6:36
-0:45

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

6:36 /mi

Average Pace

7:29 /mi

Slowest Pace

7:47 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

33:13

17% of race

Time at Steady Pace

2:42:57

83% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 7:29 /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 mi10:53:2724:127:4724:12
7:47
#12251
10K
6.21 mi11:17:2648:117:4523:59
7:43
#12310
15K
9.32 mi11:41:041:11:497:4223:38
7:36
#11834
20K
12.43 mi12:04:471:35:327:4123:43
7:38
#11416
Half
13.11 mi12:09:481:40:337:405:01
7:21
#11279
25K
15.53 mi12:28:111:58:567:3918:23
7:35
#10952
30K
18.64 mi12:51:512:22:367:3923:40
7:37
#10364
20M
20.00 mi13:01:592:32:447:3810:08
7:27
#10041
21M
21.00 mi13:09:402:40:257:387:41
7:41
#9724
35K
21.75 mi13:14:402:45:257:365:00
6:41
#9462
23M
23.00 mi13:23:302:54:157:358:50
7:03
#9049
24M
24.00 mi13:30:183:01:037:336:48
6:48
#8742
40K
24.85 mi13:36:093:06:547:315:51
6:51
#8468
25.2M
25.20 mi13:38:413:09:267:312:32
7:21
#8336
Finish
26.22 mi13:45:253:16:107:296:44
6:36
#8074
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi3.11 mi122513002300211079(Top 42%)2390(Top 21%)2390(Top 49%)
10K6.21 mi3.10 mi12310-593040-383040-3812432(Top 47%)3103(Top 27%)3103(Top 64%)
15K9.32 mi3.11 mi11834+4762799+2412799+24111079(Top 42%)2390(Top 21%)2390(Top 49%)
20K12.43 mi3.11 mi11416+4182559+2402559+24010359(Top 39%)2068(Top 18%)2068(Top 42%)
Half13.11 mi0.68 mi11279+1372486+732486+739067(Top 34%)1491(Top 13%)1491(Top 31%)
25K15.53 mi2.42 mi10952+3272325+1612325+1619406(Top 35%)1726(Top 15%)1726(Top 35%)
30K18.64 mi3.11 mi10364+5882082+2432082+2438074(Top 30%)1338(Top 12%)1338(Top 27%)
20M20.00 mi1.36 mi10041+3231940+1421940+1426541(Top 25%)866(Top 8%)866(Top 18%)
21M21.00 mi1.00 mi9724+3171815+1251815+1255565(Top 21%)693(Top 6%)693(Top 14%)
35K21.75 mi0.75 mi9462+2621734+811734+813531(Top 13%)263(Top 2%)263(Top 5%)
23M23.00 mi1.25 mi9049+4131588+1461588+1464102(Top 15%)341(Top 3%)341(Top 7%)
24M24.00 mi1.00 mi8742+3071483+1051483+1053694(Top 14%)311(Top 3%)311(Top 6%)
40K24.85 mi0.85 mi8468+2741398+851398+853066(Top 12%)253(Top 2%)253(Top 5%)
25.2M25.20 mi0.35 mi8336+1321359+391359+393276(Top 12%)306(Top 3%)306(Top 6%)
Finish26.22 mi1.02 mi8074+2621282+771282+773053(Top 11%)300(Top 3%)300(Top 6%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 42%
×21stories
+97ft-345ft

Overall

11079

Females

2390

F18-39

2390

5K→10K

3.1 - 6.2 mi

Top 47%
×5stories
+79ft-138ft

Overall

12432

Females

3103

F18-39

3103

10K→15K

6.2 - 9.3 mi

Top 42%
×3stories
+67ft-78ft

Overall

11079

Females

2390

F18-39

2390

15K→20K

9.3 - 12.4 mi

Top 39%
×5stories
+106ft-86ft

Overall

10359

Females

2068

F18-39

2068

20K→Half

12.4 - 13.1 mi

Top 34%
×2stories
+19ft-37ft

Overall

9067

Females

1491

F18-39

1491

Half→25K

13.1 - 15.5 mi

Top 35%
×4stories
+66ft-88ft

Overall

9406

Females

1726

F18-39

1726

25K→30K

15.5 - 18.6 mi

Top 30%
×9stories
+181ft-148ft

Overall

8074

Females

1338

F18-39

1338

30K→20M

18.6 - 20.0 mi

Top 25%
×5stories
+64ft-50ft

Overall

6541

Females

866

F18-39

866

20M→21M

20.0 - 21.0 mi

Top 21%
×8stories
+106ft-24ft

Overall

5565

Females

693

F18-39

693

21M→35K

21.0 - 21.8 mi

Top 13%
×7stories
+17ft-86ft

Overall

3531

Females

263

F18-39

263

35K→23M

21.8 - 23.0 mi

Top 15%
×5stories
+23ft-63ft

Overall

4102

Females

341

F18-39

341

23M→24M

23.0 - 24.0 mi

Top 14%
×6stories
+12ft-82ft

Overall

3694

Females

311

F18-39

311

24M→40K

24.0 - 24.9 mi

Top 12%
×1story
+6ft-20ft

Overall

3066

Females

253

F18-39

253

40K→25.2M

24.9 - 25.2 mi

Top 12%
×1story
+13ft-16ft

Overall

3276

Females

306

F18-39

306

25.2M→Finish

25.2 - 26.2 mi

Top 11%
×2stories
+22ft-21ft

Overall

3053

Females

300

F18-39

300

Passing Analysis

Category:
Athletes Passed
4615*
Passed By
438
Net Change
+4177
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#12251
5K → 10K298357-59#12251#12310
10K → 15K51842+476#12310#11834
15K → 20K44123+418#11834#11416
20K → Half1381+137#11416#11279
Half → 25K3336+327#11279#10952
25K → 30K5935+588#10952#10364
30K → 20M325*2+323#10364#10041
20M → 21M317*0+317#10041#9724
21M → 35K2620+262#9724#9462
35K → 23M4130+413#9462#9049
23M → 24M3070+307#9049#8742
24M → 40K2751+274#8742#8468
40K → 25.2M1331+132#8468#8336
25.2M → Finish2620+262#8336#8074
TOTALS4615*438+4177

* Includes athletes who did not complete a segment (DNF/DNQ).

📊

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