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BOSTON MARATHON 2023

Lillie Crawford

Bib: 20393•F

ID

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

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
29:58
Rank: #22509
Start → 5K
29:58 | 9:39/mi
10K· 6.21 mi
1:00:38
Rank: #23059 (-550)
5K → 10K
30:40 | 9:52/mi
15K· 9.32 mi
1:30:59
Rank: #23042 (+17)
10K → 15K
30:21 | 9:46/mi
20K· 12.43 mi
2:03:04
Rank: #23201 (-159)
15K → 20K
32:05 | 10:20/mi
Half· 13.11 mi
2:09:45
Rank: #23179 (+22)
20K → Half
6:41 | 9:48/mi
25K· 15.53 mi
2:36:02
Rank: #23304 (-125)
Half → 25K
26:17 | 10:50/mi
30K· 18.64 mi
3:09:43
Rank: #23208 (+96)
25K → 30K
33:41 | 10:50/mi
20M
3:21:54
Rank: #22834 (+374)
30K → 20M
12:11 | 8:58/mi
21M
3:31:41
Rank: #22618 (+216)
20M → 21M
9:47 | 9:47/mi
35K· 21.75 mi
3:38:01
Rank: #22432 (+186)
21M → 35K
6:20 | 8:28/mi
23M
3:49:38
Rank: #22206 (+226)
35K → 23M
11:37 | 9:17/mi
24M
3:58:28
Rank: #22028 (+178)
23M → 24M
8:50 | 8:50/mi
40K· 24.85 mi
4:06:19
Rank: #21894 (+134)
24M → 40K
7:51 | 9:11/mi
25.2M
4:09:49
Rank: #21839 (+55)
40K → 25.2M
3:30 | 10:09/mi
Finish· 26.22 mi
4:19:08
Rank: #21750 (+89)
25.2M → Finish
9:19 | 9:09/mi

The Course

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Half Splits

1st Half· via Half⚖️ Balanced
Distance13.11 mi
Time2:09:45
Pace9:54 /mi
2nd Half⚖️ Balanced
Distance13.11 mi
Time2:09:23
Pace9:52 /mi
📊Even Split: Consistent pacing between halves

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:23:1629:589:3929:58
9:39
-
10K
6.21 mi11:53:561:00:389:4530:40
9:52
+0:13
15K
9.32 mi12:24:171:30:599:4630:21
9:46
-0:06
20K
12.43 mi12:56:222:03:049:5432:05
10:20
+0:34
Half
13.11 mi13:03:032:09:459:546:41
9:48
-0:32
25K
15.53 mi13:29:202:36:0210:0326:17
10:50
+1:02
30K
18.64 mi14:03:013:09:4310:1133:41
10:50
0:00
20M
20.00 mi14:15:123:21:5410:0612:11
8:58
-1:52
21M
21.00 mi14:24:593:31:4110:059:47
9:47
+0:49
35K
21.75 mi14:31:193:38:0110:016:20
8:28
-1:19
23M
23.00 mi14:42:563:49:389:5911:37
9:17
+0:49
24M
24.00 mi14:51:463:58:289:568:50
8:50
-0:27
40K
24.85 mi14:59:374:06:199:557:51
9:11
+0:21
25.2M
25.20 mi15:03:074:09:499:553:30
10:09
+0:58
Finish
26.22 mi15:12:264:19:089:539:19
9:09
-1:00

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

8:28 /mi

Average Pace

9:53 /mi

Slowest Pace

10:50 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

56:08

22% of race

Time at Steady Pace

1:47:27

41% of race

Time at Slower Pace

1:35:33

37% of race

Average Pace: 9:53 /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 mi11:23:1629:589:3929:58
9:39
#22509
10K
6.21 mi11:53:561:00:389:4530:40
9:52
#23059
15K
9.32 mi12:24:171:30:599:4630:21
9:46
#23042
20K
12.43 mi12:56:222:03:049:5432:05
10:20
#23201
Half
13.11 mi13:03:032:09:459:546:41
9:48
#23179
25K
15.53 mi13:29:202:36:0210:0326:17
10:50
#23304
30K
18.64 mi14:03:013:09:4310:1133:41
10:50
#23208
20M
20.00 mi14:15:123:21:5410:0612:11
8:58
#22834
21M
21.00 mi14:24:593:31:4110:059:47
9:47
#22618
35K
21.75 mi14:31:193:38:0110:016:20
8:28
#22432
23M
23.00 mi14:42:563:49:389:5911:37
9:17
#22206
24M
24.00 mi14:51:463:58:289:568:50
8:50
#22028
40K
24.85 mi14:59:374:06:199:557:51
9:11
#21894
25.2M
25.20 mi15:03:074:09:499:553:30
10:09
#21839
Finish
26.22 mi15:12:264:19:089:539:19
9:09
#21750
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF40-44Seg. OverallSeg. FemalesSeg. F40-44
5K3.11 mi3.11 mi225099139913922968(Top 86%)9325(Top 82%)9325(Top 497%)
10K6.21 mi3.10 mi23059-5509397-2589397-25823423(Top 88%)9578(Top 84%)9578(Top 510%)
15K9.32 mi3.11 mi23042+179377+209377+2022968(Top 86%)9325(Top 82%)9325(Top 497%)
20K12.43 mi3.11 mi23201-1599457-809457-8023522(Top 88%)9643(Top 84%)9643(Top 513%)
Half13.11 mi0.68 mi23179+229443+149443+1422857(Top 86%)9267(Top 81%)9267(Top 493%)
25K15.53 mi2.42 mi23304-1259515-729515-7223731(Top 89%)9811(Top 86%)9811(Top 522%)
30K18.64 mi3.11 mi23208+969486+299486+2922864(Top 86%)9387(Top 82%)9387(Top 500%)
20M20.00 mi1.36 mi22834+3749310+1769310+17616381(Top 62%)5806(Top 51%)5806(Top 309%)
21M21.00 mi1.00 mi22618+2169209+1019209+10117231(Top 65%)6331(Top 55%)6331(Top 337%)
35K21.75 mi0.75 mi22432+1869105+1049105+10415181(Top 57%)5232(Top 46%)5232(Top 279%)
23M23.00 mi1.25 mi22206+2268997+1088997+10817450(Top 66%)6545(Top 57%)6545(Top 349%)
24M24.00 mi1.00 mi22028+1788894+1038894+10316445(Top 62%)6065(Top 53%)6065(Top 323%)
40K24.85 mi0.85 mi21894+1348835+598835+5917066(Top 64%)6451(Top 56%)6451(Top 344%)
25.2M25.20 mi0.35 mi21839+558812+238812+2318021(Top 68%)6992(Top 61%)6992(Top 372%)
Finish26.22 mi1.02 mi21750+898768+448768+4418689(Top 70%)7282(Top 64%)7282(Top 388%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 86%
×21stories
+97ft-345ft

Overall

22968

Females

9325

F40-44

9325

5K→10K

3.1 - 6.2 mi

Top 88%
×5stories
+79ft-138ft

Overall

23423

Females

9578

F40-44

9578

10K→15K

6.2 - 9.3 mi

Top 86%
×3stories
+67ft-78ft

Overall

22968

Females

9325

F40-44

9325

15K→20K

9.3 - 12.4 mi

Top 88%
×5stories
+106ft-86ft

Overall

23522

Females

9643

F40-44

9643

20K→Half

12.4 - 13.1 mi

Top 86%
×2stories
+19ft-37ft

Overall

22857

Females

9267

F40-44

9267

Half→25K

13.1 - 15.5 mi

Top 89%
×4stories
+66ft-88ft

Overall

23731

Females

9811

F40-44

9811

25K→30K

15.5 - 18.6 mi

Top 86%
×9stories
+181ft-148ft

Overall

22864

Females

9387

F40-44

9387

30K→20M

18.6 - 20.0 mi

Top 62%
×5stories
+64ft-50ft

Overall

16381

Females

5806

F40-44

5806

20M→21M

20.0 - 21.0 mi

Top 65%
×8stories
+106ft-24ft

Overall

17231

Females

6331

F40-44

6331

21M→35K

21.0 - 21.8 mi

Top 57%
×7stories
+17ft-86ft

Overall

15181

Females

5232

F40-44

5232

35K→23M

21.8 - 23.0 mi

Top 66%
×5stories
+23ft-63ft

Overall

17450

Females

6545

F40-44

6545

23M→24M

23.0 - 24.0 mi

Top 62%
×6stories
+12ft-82ft

Overall

16445

Females

6065

F40-44

6065

24M→40K

24.0 - 24.9 mi

Top 64%
×1story
+6ft-20ft

Overall

17066

Females

6451

F40-44

6451

40K→25.2M

24.9 - 25.2 mi

Top 68%
×1story
+13ft-16ft

Overall

18021

Females

6992

F40-44

6992

25.2M→Finish

25.2 - 26.2 mi

Top 70%
×2stories
+22ft-21ft

Overall

18689

Females

7282

F40-44

7282

Passing Analysis

Category:
Athletes Passed
2023
Passed By
1264
Net Change
+759
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#22509
5K → 10K65615-550#22509#23059
10K → 15K149132+17#23059#23042
15K → 20K77236-159#23042#23201
20K → Half3513+22#23201#23179
Half → 25K57182-125#23179#23304
25K → 30K17579+96#23304#23208
30K → 20M3740+374#23208#22834
20M → 21M2160+216#22834#22618
21M → 35K1860+186#22618#22432
35K → 23M2293+226#22432#22206
23M → 24M1780+178#22206#22028
24M → 40K1340+134#22028#21894
40K → 25.2M550+55#21894#21839
25.2M → Finish934+89#21839#21750
TOTALS20231264+759
📊

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