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BOSTON MARATHON 2023

Lauren Tilton

Bib: 4039•F

NH

0:00
0:00
/ mi
Masters
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Overall
#0 / 26622
Top 14%
Gender (Female)
#0 / 11423
Top 2%
Masters (Masters Women)
#0 / 6539
Top 0.6%
Division (F40-44)
#0 / 1878
Top 2%
Race Day Weather
49°/39°F
light intensity drizzle

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
20:35
Rank: #3075
Start → 5K
20:35 | 6:38/mi
10K· 6.21 mi
41:03
Rank: #3215 (-140)
5K → 10K
20:28 | 6:35/mi
15K· 9.32 mi
1:01:28
Rank: #3177 (+38)
10K → 15K
20:25 | 6:34/mi
20K· 12.43 mi
1:21:58
Rank: #3059 (+118)
15K → 20K
20:30 | 6:36/mi
Half· 13.11 mi
1:26:26
Rank: #3047 (+12)
20K → Half
4:28 | 6:33/mi
25K· 15.53 mi
1:42:26
Rank: #2950 (+97)
Half → 25K
16:00 | 6:36/mi
30K· 18.64 mi
2:03:37
Rank: #2924 (+26)
25K → 30K
21:11 | 6:49/mi
20M
2:13:07
Rank: #2980 (-56)
30K → 20M
9:30 | 6:59/mi
21M
2:20:43
Rank: #3104 (-124)
20M → 21M
7:36 | 7:36/mi
35K· 21.75 mi
2:25:56
Rank: #3153 (-49)
21M → 35K
5:13 | 6:58/mi
23M
2:35:27
Rank: #3407 (-254)
35K → 23M
9:31 | 7:36/mi
24M
2:42:45
Rank: #3564 (-157)
23M → 24M
7:18 | 7:18/mi
40K· 24.85 mi
2:48:49
Rank: #3583 (-19)
24M → 40K
6:04 | 7:06/mi
25.2M
2:51:28
Rank: #3605 (-22)
40K → 25.2M
2:39 | 7:41/mi
Finish· 26.22 mi
2:58:33
Rank: #3681 (-76)
25.2M → Finish
7:05 | 6:57/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:26:26
Pace6:36 /mi
2nd Half
Distance13.11 mi
Time1:32:07
Pace7:02 /mi
📊Positive Split: 6.6% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:22:0820:356:3820:35
6:38
-
10K
6.21 mi10:42:3641:036:3620:28
6:35
-0:03
15K
9.32 mi11:03:011:01:286:3620:25
6:34
-0:01
20K
12.43 mi11:23:311:21:586:3620:30
6:36
+0:02
Half
13.11 mi11:27:591:26:266:364:28
6:33
-0:03
25K
15.53 mi11:43:591:42:266:3616:00
6:36
+0:03
30K
18.64 mi12:05:102:03:376:3821:11
6:49
+0:13
20M
20.00 mi12:14:402:13:076:399:30
6:59
+0:10
21M
21.00 mi12:22:162:20:436:427:36
7:36
+0:37
35K
21.75 mi12:27:292:25:566:435:13
6:58
-0:38
23M
23.00 mi12:37:002:35:276:469:31
7:36
+0:38
24M
24.00 mi12:44:182:42:456:477:18
7:18
-0:18
40K
24.85 mi12:50:222:48:496:486:04
7:06
-0:12
25.2M
25.20 mi12:53:012:51:286:482:39
7:41
+0:35
Finish
26.22 mi13:00:062:58:336:497:05
6:57
-0:44

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

6:33 /mi

Average Pace

6:49 /mi

Slowest Pace

7:41 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:31:29

85% of race

Time at Steady Pace

27:04

15% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 6:49 /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 mi10:22:0820:356:3820:35
6:38
#3075
10K
6.21 mi10:42:3641:036:3620:28
6:35
#3215
15K
9.32 mi11:03:011:01:286:3620:25
6:34
#3177
20K
12.43 mi11:23:311:21:586:3620:30
6:36
#3059
Half
13.11 mi11:27:591:26:266:364:28
6:33
#3047
25K
15.53 mi11:43:591:42:266:3616:00
6:36
#2950
30K
18.64 mi12:05:102:03:376:3821:11
6:49
#2924
20M
20.00 mi12:14:402:13:076:399:30
6:59
#2980
21M
21.00 mi12:22:162:20:436:427:36
7:36
#3104
35K
21.75 mi12:27:292:25:566:435:13
6:58
#3153
23M
23.00 mi12:37:002:35:276:469:31
7:36
#3407
24M
24.00 mi12:44:182:42:456:477:18
7:18
#3564
40K
24.85 mi12:50:222:48:496:486:04
7:06
#3583
25.2M
25.20 mi12:53:012:51:286:482:39
7:41
#3605
Finish
26.22 mi13:00:062:58:336:497:05
6:57
#3681
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF40-44Seg. OverallSeg. FemalesSeg. F40-44
5K3.11 mi3.11 mi30751601603083(Top 12%)141(Top 1%)141(Top 8%)
10K6.21 mi3.10 mi3215-140162-2162-23424(Top 13%)171(Top 1%)171(Top 9%)
15K9.32 mi3.11 mi3177+38149+13149+133083(Top 12%)141(Top 1%)141(Top 8%)
20K12.43 mi3.11 mi3059+118138+11138+112850(Top 11%)128(Top 1%)128(Top 7%)
Half13.11 mi0.68 mi3047+12137+1137+13149(Top 12%)145(Top 1%)145(Top 8%)
25K15.53 mi2.42 mi2950+97130+7130+72729(Top 10%)117(Top 1%)117(Top 6%)
30K18.64 mi3.11 mi2924+26128+2128+23118(Top 12%)175(Top 2%)175(Top 9%)
20M20.00 mi1.36 mi2980-56135-7135-73997(Top 15%)283(Top 2%)283(Top 15%)
21M21.00 mi1.00 mi3104-124154-19154-195110(Top 19%)546(Top 5%)546(Top 29%)
35K21.75 mi0.75 mi3153-49160-6160-65224(Top 20%)545(Top 5%)545(Top 29%)
23M23.00 mi1.25 mi3407-254180-20180-207104(Top 27%)1201(Top 11%)1201(Top 64%)
24M24.00 mi1.00 mi3564-157194-14194-146394(Top 24%)1033(Top 9%)1033(Top 55%)
40K24.85 mi0.85 mi3583-19202-8202-84379(Top 16%)483(Top 4%)483(Top 26%)
25.2M25.20 mi0.35 mi3605-22208-6208-64841(Top 18%)648(Top 6%)648(Top 35%)
Finish26.22 mi1.02 mi3681-76219-11219-114942(Top 19%)702(Top 6%)702(Top 37%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 12%
×21stories
+97ft-345ft

Overall

3083

Females

141

F40-44

141

5K→10K

3.1 - 6.2 mi

Top 13%
×5stories
+79ft-138ft

Overall

3424

Females

171

F40-44

171

10K→15K

6.2 - 9.3 mi

Top 12%
×3stories
+67ft-78ft

Overall

3083

Females

141

F40-44

141

15K→20K

9.3 - 12.4 mi

Top 11%
×5stories
+106ft-86ft

Overall

2850

Females

128

F40-44

128

20K→Half

12.4 - 13.1 mi

Top 12%
×2stories
+19ft-37ft

Overall

3149

Females

145

F40-44

145

Half→25K

13.1 - 15.5 mi

Top 10%
×4stories
+66ft-88ft

Overall

2729

Females

117

F40-44

117

25K→30K

15.5 - 18.6 mi

Top 12%
×9stories
+181ft-148ft

Overall

3118

Females

175

F40-44

175

30K→20M

18.6 - 20.0 mi

Top 15%
×5stories
+64ft-50ft

Overall

3997

Females

283

F40-44

283

20M→21M

20.0 - 21.0 mi

Top 19%
×8stories
+106ft-24ft

Overall

5110

Females

546

F40-44

546

21M→35K

21.0 - 21.8 mi

Top 20%
×7stories
+17ft-86ft

Overall

5224

Females

545

F40-44

545

35K→23M

21.8 - 23.0 mi

Top 27%
×5stories
+23ft-63ft

Overall

7104

Females

1201

F40-44

1201

23M→24M

23.0 - 24.0 mi

Top 24%
×6stories
+12ft-82ft

Overall

6394

Females

1033

F40-44

1033

24M→40K

24.0 - 24.9 mi

Top 16%
×1story
+6ft-20ft

Overall

4379

Females

483

F40-44

483

40K→25.2M

24.9 - 25.2 mi

Top 18%
×1story
+13ft-16ft

Overall

4841

Females

648

F40-44

648

25.2M→Finish

25.2 - 26.2 mi

Top 19%
×2stories
+22ft-21ft

Overall

4942

Females

702

F40-44

702

Passing Analysis

Category:
Athletes Passed
764
Passed By
1370
Net Change
-606
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#3075
5K → 10K99239-140#3075#3215
10K → 15K11476+38#3215#3177
15K → 20K15537+118#3177#3059
20K → Half208+12#3059#3047
Half → 25K11821+97#3047#2950
25K → 30K9266+26#2950#2924
30K → 20M2783-56#2924#2980
20M → 21M16140-124#2980#3104
21M → 35K1564-49#3104#3153
35K → 23M21275-254#3153#3407
23M → 24M7164-157#3407#3564
24M → 40K3857-19#3564#3583
40K → 25.2M1032-22#3583#3605
25.2M → Finish32108-76#3605#3681
TOTALS7641370-606
📊

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