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BOSTON MARATHON 2024

Sunjune Lee

Bib: 23239•F

GA

0:00
0:00
/ mi
Masters
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Overall
#0 / 25550
Gender (Female)
#0 / 10924
Masters (Masters Women)
#0 / 6263
Division (F60-64)
#0 / 549
Race Day Weather
55°/45°F
scattered clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
29:11
Rank: #21408
Start → 5K
29:11 | 9:24/mi
10K· 6.21 mi
57:21
Rank: #20736 (+672)
5K → 10K
28:10 | 9:04/mi
15K· 9.32 mi
1:26:33
Rank: #20608 (+128)
10K → 15K
29:12 | 9:24/mi
20K· 12.43 mi
1:56:53
Rank: #20419 (+189)
15K → 20K
30:20 | 9:46/mi
Half· 13.11 mi
2:03:31
Rank: #20425 (-6)
20K → Half
6:38 | 9:43/mi
25K· 15.53 mi
2:33:59
Rank: #21239 (-814)
Half → 25K
30:28 | 12:34/mi
30K· 18.64 mi
3:10:34
Rank: #21299 (-60)
25K → 30K
36:35 | 11:47/mi
20M
3:27:21
Rank: #21357 (-58)
30K → 20M
16:47 | 12:21/mi
21M
3:41:20
Rank: #21456 (-99)
20M → 21M
13:59 | 13:59/mi
35K· 21.75 mi
3:49:54
Rank: #21438 (+18)
21M → 35K
8:34 | 11:27/mi
23M
4:04:58
Rank: #21385 (+53)
35K → 23M
15:04 | 12:02/mi
24M
4:16:28
Rank: #21346 (+39)
23M → 24M
11:30 | 11:30/mi
40K· 24.85 mi
4:26:54
Rank: #21312 (+34)
24M → 40K
10:26 | 12:12/mi
25.2M
4:31:42
Rank: #21321 (-9)
40K → 25.2M
4:48 | 13:55/mi
Finish· 26.22 mi
4:43:37
Rank: #21371 (-50)
25.2M → Finish
11:55 | 11:42/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time2:03:31
Pace9:25 /mi
2nd Half
Distance13.11 mi
Time2:40:06
Pace12:13 /mi
📊Positive Split: 29.6% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:29:1929:119:2429:11
9:24
-
10K
6.21 mi11:57:2957:219:1428:10
9:04
-0:20
15K
9.32 mi12:26:411:26:339:1729:12
9:24
+0:20
20K
12.43 mi12:57:011:56:539:2430:20
9:46
+0:22
Half
13.11 mi13:03:392:03:319:256:38
9:43
-0:03
25K
15.53 mi13:34:072:33:599:5530:28
12:34
+2:51
30K
18.64 mi14:10:423:10:3410:1336:35
11:47
-0:47
20M
20.00 mi14:27:293:27:2110:2216:47
12:21
+0:34
21M
21.00 mi14:41:283:41:2010:3213:59
13:59
+1:38
35K
21.75 mi14:50:023:49:5410:348:34
11:27
-2:32
23M
23.00 mi15:05:064:04:5810:3915:04
12:02
+0:35
24M
24.00 mi15:16:364:16:2810:4111:30
11:30
-0:32
40K
24.85 mi15:27:024:26:5410:4410:26
12:12
+0:42
25.2M
25.20 mi15:31:504:31:4210:474:48
13:55
+1:43
Finish
26.22 mi15:43:454:43:3710:5011:55
11:42
-2:13

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

9:04 /mi

Average Pace

10:50 /mi

Slowest Pace

13:59 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:03:31

44% of race

Time at Steady Pace

1:50:51

39% of race

Time at Slower Pace

49:15

17% of race

Average Pace: 10:49 /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 mi11:29:1929:119:2429:11
9:24
#21408
10K
6.21 mi11:57:2957:219:1428:10
9:04
#20736
15K
9.32 mi12:26:411:26:339:1729:12
9:24
#20608
20K
12.43 mi12:57:011:56:539:2430:20
9:46
#20419
Half
13.11 mi13:03:392:03:319:256:38
9:43
#20425
25K
15.53 mi13:34:072:33:599:5530:28
12:34
#21239
30K
18.64 mi14:10:423:10:3410:1336:35
11:47
#21299
20M
20.00 mi14:27:293:27:2110:2216:47
12:21
#21357
21M
21.00 mi14:41:283:41:2010:3213:59
13:59
#21456
35K
21.75 mi14:50:023:49:5410:348:34
11:27
#21438
23M
23.00 mi15:05:064:04:5810:3915:04
12:02
#21385
24M
24.00 mi15:16:364:16:2810:4111:30
11:30
#21346
40K
24.85 mi15:27:024:26:5410:4410:26
12:12
#21312
25.2M
25.20 mi15:31:504:31:4210:474:48
13:55
#21321
Finish
26.22 mi15:43:454:43:3710:5011:55
11:42
#21371
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF60-64Seg. OverallSeg. FemalesSeg. F60-64
5K3.11 mi3.11 mi214088623862320361(Top 80%)7979(Top 73%)7979(Top 1453%)
10K6.21 mi3.10 mi20736+6728241+3828241+38220019(Top 78%)7842(Top 72%)7842(Top 1428%)
15K9.32 mi3.11 mi20608+1288145+968145+9620361(Top 80%)7979(Top 73%)7979(Top 1453%)
20K12.43 mi3.11 mi20419+1898041+1048041+10419958(Top 78%)7785(Top 71%)7785(Top 1418%)
Half13.11 mi0.68 mi20425-68054-138054-1320756(Top 81%)8281(Top 76%)8281(Top 1508%)
25K15.53 mi2.42 mi21239-8148502-4488502-44823801(Top 93%)9964(Top 91%)9964(Top 1815%)
30K18.64 mi3.11 mi21299-608589-878589-8721542(Top 84%)8919(Top 82%)8919(Top 1625%)
20M20.00 mi1.36 mi21357-588657-688657-6821939(Top 86%)9222(Top 84%)9222(Top 1680%)
21M21.00 mi1.00 mi21456-998731-748731-7422305(Top 87%)9443(Top 86%)9443(Top 1720%)
35K21.75 mi0.75 mi21438+188730+18730+120773(Top 81%)8709(Top 80%)8709(Top 1586%)
23M23.00 mi1.25 mi21385+538740-108740-1020805(Top 81%)8798(Top 81%)8798(Top 1603%)
24M24.00 mi1.00 mi21346+398737+38737+320428(Top 80%)8648(Top 79%)8648(Top 1575%)
40K24.85 mi0.85 mi21312+348738-18738-120851(Top 82%)8934(Top 82%)8934(Top 1627%)
25.2M25.20 mi0.35 mi21321-98751-138751-1321488(Top 84%)9224(Top 84%)9224(Top 1680%)
Finish26.22 mi1.02 mi21371-508797-468797-4622771(Top 89%)9828(Top 90%)9828(Top 1790%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 80%
×21stories
+97ft-345ft

Overall

20361

Females

7979

F60-64

7979

5K→10K

3.1 - 6.2 mi

Top 78%
×5stories
+79ft-138ft

Overall

20019

Females

7842

F60-64

7842

10K→15K

6.2 - 9.3 mi

Top 80%
×3stories
+67ft-78ft

Overall

20361

Females

7979

F60-64

7979

15K→20K

9.3 - 12.4 mi

Top 78%
×5stories
+106ft-86ft

Overall

19958

Females

7785

F60-64

7785

20K→Half

12.4 - 13.1 mi

Top 81%
×2stories
+19ft-37ft

Overall

20756

Females

8281

F60-64

8281

Half→25K

13.1 - 15.5 mi

Top 93%
×4stories
+66ft-88ft

Overall

23801

Females

9964

F60-64

9964

25K→30K

15.5 - 18.6 mi

Top 84%
×9stories
+181ft-148ft

Overall

21542

Females

8919

F60-64

8919

30K→20M

18.6 - 20.0 mi

Top 86%
×5stories
+64ft-50ft

Overall

21939

Females

9222

F60-64

9222

20M→21M

20.0 - 21.0 mi

Top 87%
×8stories
+106ft-24ft

Overall

22305

Females

9443

F60-64

9443

21M→35K

21.0 - 21.8 mi

Top 81%
×7stories
+17ft-86ft

Overall

20773

Females

8709

F60-64

8709

35K→23M

21.8 - 23.0 mi

Top 81%
×5stories
+23ft-63ft

Overall

20805

Females

8798

F60-64

8798

23M→24M

23.0 - 24.0 mi

Top 80%
×6stories
+12ft-82ft

Overall

20428

Females

8648

F60-64

8648

24M→40K

24.0 - 24.9 mi

Top 82%
×1story
+6ft-20ft

Overall

20851

Females

8934

F60-64

8934

40K→25.2M

24.9 - 25.2 mi

Top 84%
×1story
+13ft-16ft

Overall

21488

Females

9224

F60-64

9224

25.2M→Finish

25.2 - 26.2 mi

Top 89%
×2stories
+22ft-21ft

Overall

22771

Females

9828

F60-64

9828

Passing Analysis

Category:
Athletes Passed
1928
Passed By
1891
Net Change
+37
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#21408
5K → 10K71240+672#21408#20736
10K → 15K271143+128#20736#20608
15K → 20K27485+189#20608#20419
20K → Half2733-6#20419#20425
Half → 25K36850-814#20425#21239
25K → 30K149209-60#21239#21299
30K → 20M61119-58#21299#21357
20M → 21M38137-99#21357#21456
21M → 35K5941+18#21456#21438
35K → 23M10249+53#21438#21385
23M → 24M7435+39#21385#21346
24M → 40K6935+34#21346#21312
40K → 25.2M2029-9#21312#21321
25.2M → Finish3686-50#21321#21371
TOTALS19281891+37
📊

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