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BOSTON MARATHON 2023

Catherine Liggett

Bib: 12258•F

CO

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 20%
Race Day Weather
49°/39°F
light intensity drizzle

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
23:26
Rank: #10016
Start → 5K
23:26 | 7:33/mi
10K· 6.21 mi
46:24
Rank: #9733 (+283)
5K → 10K
22:58 | 7:24/mi
15K· 9.32 mi
1:10:04
Rank: #10218 (-485)
10K → 15K
23:40 | 7:37/mi
20K· 12.43 mi
1:32:47
Rank: #9542 (+676)
15K → 20K
22:43 | 7:19/mi
Half· 13.11 mi
1:37:46
Rank: #9492 (+50)
20K → Half
4:59 | 7:18/mi
25K· 15.53 mi
1:56:48
Rank: #9806 (-314)
Half → 25K
19:02 | 7:51/mi
30K· 18.64 mi
2:19:46
Rank: #9143 (+663)
25K → 30K
22:58 | 7:24/mi
20M
2:29:56
Rank: #8923 (+220)
30K → 20M
10:10 | 7:29/mi
21M
2:37:34
Rank: #8672 (+251)
20M → 21M
7:38 | 7:38/mi
35K· 21.75 mi
2:42:57
Rank: #8581 (+91)
21M → 35K
5:23 | 7:12/mi
23M
2:52:18
Rank: #8397 (+184)
35K → 23M
9:21 | 7:28/mi
24M
2:59:40
Rank: #8305 (+92)
23M → 24M
7:22 | 7:22/mi
40K· 24.85 mi
3:06:02
Rank: #8200 (+105)
24M → 40K
6:22 | 7:27/mi
25.2M
3:08:37
Rank: #8097 (+103)
40K → 25.2M
2:35 | 7:29/mi
Finish· 26.22 mi
3:15:36
Rank: #7902 (+195)
25.2M → Finish
6:59 | 6:51/mi

The Course

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Half Splits

1st Half· via Half⚖️ Balanced
Distance13.11 mi
Time1:37:46
Pace7:27 /mi
2nd Half⚖️ Balanced
Distance13.11 mi
Time1:37:50
Pace7:28 /mi
📊Even Split: Consistent pacing between halves

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:51:2023:267:3323:26
7:33
-
10K
6.21 mi11:14:1846:247:2822:58
7:24
-0:09
15K
9.32 mi11:37:581:10:047:3123:40
7:37
+0:13
20K
12.43 mi12:00:411:32:477:2822:43
7:19
-0:18
Half
13.11 mi12:05:401:37:467:274:59
7:18
-0:01
25K
15.53 mi12:24:421:56:487:3119:02
7:51
+0:33
30K
18.64 mi12:47:402:19:467:3022:58
7:24
-0:27
20M
20.00 mi12:57:502:29:567:3010:10
7:29
+0:05
21M
21.00 mi13:05:282:37:347:307:38
7:38
+0:09
35K
21.75 mi13:10:512:42:577:305:23
7:12
-0:26
23M
23.00 mi13:20:122:52:187:299:21
7:28
+0:16
24M
24.00 mi13:27:342:59:407:297:22
7:22
-0:06
40K
24.85 mi13:33:563:06:027:296:22
7:27
+0:05
25.2M
25.20 mi13:36:313:08:377:292:35
7:29
+0:02
Finish
26.22 mi13:43:303:15:367:286:59
6:51
-0:38

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

6:51 /mi

Average Pace

7:28 /mi

Slowest Pace

7:51 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:01:50

62% of race

Time at Steady Pace

1:13:46

38% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 7:28 /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 mi10:51:2023:267:3323:26
7:33
#10016
10K
6.21 mi11:14:1846:247:2822:58
7:24
#9733
15K
9.32 mi11:37:581:10:047:3123:40
7:37
#10218
20K
12.43 mi12:00:411:32:477:2822:43
7:19
#9542
Half
13.11 mi12:05:401:37:467:274:59
7:18
#9492
25K
15.53 mi12:24:421:56:487:3119:02
7:51
#9806
30K
18.64 mi12:47:402:19:467:3022:58
7:24
#9143
20M
20.00 mi12:57:502:29:567:3010:10
7:29
#8923
21M
21.00 mi13:05:282:37:347:307:38
7:38
#8672
35K
21.75 mi13:10:512:42:577:305:23
7:12
#8581
23M
23.00 mi13:20:122:52:187:299:21
7:28
#8397
24M
24.00 mi13:27:342:59:407:297:22
7:22
#8305
40K
24.85 mi13:33:563:06:027:296:22
7:27
#8200
25.2M
25.20 mi13:36:313:08:377:292:35
7:29
#8097
Finish
26.22 mi13:43:303:15:367:286:59
6:51
#7902
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi3.11 mi100161865186511164(Top 42%)2432(Top 21%)2432(Top 50%)
10K6.21 mi3.10 mi9733+2831716+1491716+1499560(Top 36%)1641(Top 14%)1641(Top 34%)
15K9.32 mi3.11 mi10218-4851918-2021918-20211164(Top 42%)2432(Top 21%)2432(Top 50%)
20K12.43 mi3.11 mi9542+6761647+2711647+2717888(Top 30%)1069(Top 9%)1069(Top 22%)
Half13.11 mi0.68 mi9492+501625+221625+228689(Top 33%)1349(Top 12%)1349(Top 28%)
25K15.53 mi2.42 mi9806-3141766-1411766-14111515(Top 43%)2770(Top 24%)2770(Top 57%)
30K18.64 mi3.11 mi9143+6631542+2241542+2246578(Top 25%)791(Top 7%)791(Top 16%)
20M20.00 mi1.36 mi8923+2201475+671475+676701(Top 25%)927(Top 8%)927(Top 19%)
21M21.00 mi1.00 mi8672+2511400+751400+755312(Top 20%)621(Top 5%)621(Top 13%)
35K21.75 mi0.75 mi8581+911375+251375+256549(Top 25%)942(Top 8%)942(Top 19%)
23M23.00 mi1.25 mi8397+1841329+461329+466266(Top 24%)908(Top 8%)908(Top 19%)
24M24.00 mi1.00 mi8305+921317+121317+126863(Top 26%)1220(Top 11%)1220(Top 25%)
40K24.85 mi0.85 mi8200+1051301+161301+166400(Top 24%)1118(Top 10%)1118(Top 23%)
25.2M25.20 mi0.35 mi8097+1031267+341267+343955(Top 15%)444(Top 4%)444(Top 9%)
Finish26.22 mi1.02 mi7902+1951219+481219+484400(Top 17%)557(Top 5%)557(Top 11%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 42%
×21stories
+97ft-345ft

Overall

11164

Females

2432

F18-39

2432

5K→10K

3.1 - 6.2 mi

Top 36%
×5stories
+79ft-138ft

Overall

9560

Females

1641

F18-39

1641

10K→15K

6.2 - 9.3 mi

Top 42%
×3stories
+67ft-78ft

Overall

11164

Females

2432

F18-39

2432

15K→20K

9.3 - 12.4 mi

Top 30%
×5stories
+106ft-86ft

Overall

7888

Females

1069

F18-39

1069

20K→Half

12.4 - 13.1 mi

Top 33%
×2stories
+19ft-37ft

Overall

8689

Females

1349

F18-39

1349

Half→25K

13.1 - 15.5 mi

Top 43%
×4stories
+66ft-88ft

Overall

11515

Females

2770

F18-39

2770

25K→30K

15.5 - 18.6 mi

Top 25%
×9stories
+181ft-148ft

Overall

6578

Females

791

F18-39

791

30K→20M

18.6 - 20.0 mi

Top 25%
×5stories
+64ft-50ft

Overall

6701

Females

927

F18-39

927

20M→21M

20.0 - 21.0 mi

Top 20%
×8stories
+106ft-24ft

Overall

5312

Females

621

F18-39

621

21M→35K

21.0 - 21.8 mi

Top 25%
×7stories
+17ft-86ft

Overall

6549

Females

942

F18-39

942

35K→23M

21.8 - 23.0 mi

Top 24%
×5stories
+23ft-63ft

Overall

6266

Females

908

F18-39

908

23M→24M

23.0 - 24.0 mi

Top 26%
×6stories
+12ft-82ft

Overall

6863

Females

1220

F18-39

1220

24M→40K

24.0 - 24.9 mi

Top 24%
×1story
+6ft-20ft

Overall

6400

Females

1118

F18-39

1118

40K→25.2M

24.9 - 25.2 mi

Top 15%
×1story
+13ft-16ft

Overall

3955

Females

444

F18-39

444

25.2M→Finish

25.2 - 26.2 mi

Top 17%
×2stories
+22ft-21ft

Overall

4400

Females

557

F18-39

557

Passing Analysis

Category:
Athletes Passed
3284*
Passed By
1168
Net Change
+2114
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#10016
5K → 10K466*183+283#10016#9733
10K → 15K57540-485#9733#10218
15K → 20K678*2+676#10218#9542
20K → Half599+50#9542#9492
Half → 25K58372-314#9492#9806
25K → 30K664*1+663#9806#9143
30K → 20M2244+220#9143#8923
20M → 21M2543+251#8923#8672
21M → 35K10110+91#8672#8581
35K → 23M1906+184#8581#8397
23M → 24M11624+92#8397#8305
24M → 40K1149+105#8305#8200
40K → 25.2M1030+103#8200#8097
25.2M → Finish2005+195#8097#7902
TOTALS3284*1168+2114

* 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