Boston Marathon logo
BOSTON MARATHON 2024

Hyun Suk Lee

Bib: 22822•F

0:00
0:00
/ mi
Masters
Be the first to cheer!
Overall
#0 / 25550
Gender (Female)
#0 / 10924
Masters (Masters Women)
#0 / 6263
Division (F55-59)
#0 / 876
Race Day Weather
55°/45°F
scattered clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
27:20
Rank: #19274
Start → 5K
27:20 | 8:48/mi
10K· 6.21 mi
55:04
Rank: #19336 (-62)
5K → 10K
27:44 | 8:56/mi
15K· 9.32 mi
1:22:38
Rank: #18978 (+358)
10K → 15K
27:34 | 8:52/mi
20K· 12.43 mi
1:51:06
Rank: #18695 (+283)
15K → 20K
28:28 | 9:10/mi
Half· 13.11 mi
1:57:15
Rank: #18671 (+24)
20K → Half
6:09 | 9:01/mi
25K· 15.53 mi
2:20:07
Rank: #18402 (+269)
Half → 25K
22:52 | 9:26/mi
30K· 18.64 mi
2:52:22
Rank: #18450 (-48)
25K → 30K
32:15 | 10:23/mi
20M
3:06:47
Rank: #18450
30K → 20M
14:25 | 10:37/mi
21M
3:19:21
Rank: #18567 (-117)
20M → 21M
12:34 | 12:34/mi
35K· 21.75 mi
3:27:27
Rank: #18586 (-19)
21M → 35K
8:06 | 10:50/mi
23M
3:42:08
Rank: #18680 (-94)
35K → 23M
14:41 | 11:44/mi
24M
3:53:35
Rank: #18751 (-71)
23M → 24M
11:27 | 11:27/mi
40K· 24.85 mi
4:04:16
Rank: #18869 (-118)
24M → 40K
10:41 | 12:30/mi
25.2M
4:08:29
Rank: #18854 (+15)
40K → 25.2M
4:13 | 12:14/mi
Finish· 26.22 mi
4:18:56
Rank: #18843 (+11)
25.2M → Finish
10:27 | 10:15/mi

The Course

Is this your race?

Claim it — unlock a deeper AI report on this race, free

A personalized Race Performance Report that goes beyond this page — emailed to you, built from your real splits.

Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:57:15
Pace8:57 /mi
2nd Half
Distance13.11 mi
Time2:21:41
Pace10:48 /mi
📊Positive Split: 20.8% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:26:5027:208:4827:20
8:48
-
10K
6.21 mi11:54:3455:048:5227:44
8:56
+0:08
15K
9.32 mi12:22:081:22:388:5227:34
8:52
-0:04
20K
12.43 mi12:50:361:51:068:5628:28
9:10
+0:18
Half
13.11 mi12:56:451:57:158:576:09
9:01
-0:09
25K
15.53 mi13:19:372:20:079:0122:52
9:26
+0:25
30K
18.64 mi13:51:522:52:229:1532:15
10:23
+0:57
20M
20.00 mi14:06:173:06:479:2014:25
10:37
+0:14
21M
21.00 mi14:18:513:19:219:3012:34
12:34
+1:57
35K
21.75 mi14:26:573:27:279:328:06
10:50
-1:44
23M
23.00 mi14:41:383:42:089:3914:41
11:44
+0:54
24M
24.00 mi14:53:053:53:359:4411:27
11:27
-0:17
40K
24.85 mi15:03:464:04:169:5010:41
12:30
+1:03
25.2M
25.20 mi15:07:594:08:299:524:13
12:14
-0:16
Finish
26.22 mi15:18:264:18:569:5310:27
10:15
-1:59

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

8:48 /mi

Average Pace

9:53 /mi

Slowest Pace

12:34 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:20:07

54% of race

Time at Steady Pace

1:05:13

25% of race

Time at Slower Pace

53:36

21% 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 mi11:26:5027:208:4827:20
8:48
#19274
10K
6.21 mi11:54:3455:048:5227:44
8:56
#19336
15K
9.32 mi12:22:081:22:388:5227:34
8:52
#18978
20K
12.43 mi12:50:361:51:068:5628:28
9:10
#18695
Half
13.11 mi12:56:451:57:158:576:09
9:01
#18671
25K
15.53 mi13:19:372:20:079:0122:52
9:26
#18402
30K
18.64 mi13:51:522:52:229:1532:15
10:23
#18450
20M
20.00 mi14:06:173:06:479:2014:25
10:37
#18450
21M
21.00 mi14:18:513:19:219:3012:34
12:34
#18567
35K
21.75 mi14:26:573:27:279:328:06
10:50
#18586
23M
23.00 mi14:41:383:42:089:3914:41
11:44
#18680
24M
24.00 mi14:53:053:53:359:4411:27
11:27
#18751
40K
24.85 mi15:03:464:04:169:5010:41
12:30
#18869
25.2M
25.20 mi15:07:594:08:299:524:13
12:14
#18854
Finish
26.22 mi15:18:264:18:569:5310:27
10:15
#18843
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF55-59Seg. OverallSeg. FemalesSeg. F55-59
5K3.11 mi3.11 mi192747510751018329(Top 72%)6886(Top 63%)6886(Top 786%)
10K6.21 mi3.10 mi19336-627502+87502+819449(Top 76%)7529(Top 69%)7529(Top 859%)
15K9.32 mi3.11 mi18978+3587288+2147288+21418329(Top 72%)6886(Top 63%)6886(Top 786%)
20K12.43 mi3.11 mi18695+2837129+1597129+15918058(Top 71%)6735(Top 62%)6735(Top 769%)
Half13.11 mi0.68 mi18671+247114+157114+1518384(Top 72%)7001(Top 64%)7001(Top 799%)
25K15.53 mi2.42 mi18402+2696986+1286986+12817315(Top 68%)6449(Top 59%)6449(Top 736%)
30K18.64 mi3.11 mi18450-487077-917077-9118476(Top 72%)7295(Top 67%)7295(Top 833%)
20M20.00 mi1.36 mi184507108-317108-3118307(Top 72%)7365(Top 67%)7365(Top 841%)
21M21.00 mi1.00 mi18567-1177186-787186-7819991(Top 78%)8320(Top 76%)8320(Top 950%)
35K21.75 mi0.75 mi18586-197213-277213-2719416(Top 76%)8032(Top 74%)8032(Top 917%)
23M23.00 mi1.25 mi18680-947293-807293-8020166(Top 79%)8479(Top 78%)8479(Top 968%)
24M24.00 mi1.00 mi18751-717348-557348-5520324(Top 80%)8594(Top 79%)8594(Top 981%)
40K24.85 mi0.85 mi18869-1187429-817429-8121387(Top 84%)9170(Top 84%)9170(Top 1047%)
25.2M25.20 mi0.35 mi18854+157430-17430-117903(Top 70%)7503(Top 69%)7503(Top 857%)
Finish26.22 mi1.02 mi18843+117454-247454-2419263(Top 75%)8106(Top 74%)8106(Top 925%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 72%
×21stories
+97ft-345ft

Overall

18329

Females

6886

F55-59

6886

5K→10K

3.1 - 6.2 mi

Top 76%
×5stories
+79ft-138ft

Overall

19449

Females

7529

F55-59

7529

10K→15K

6.2 - 9.3 mi

Top 72%
×3stories
+67ft-78ft

Overall

18329

Females

6886

F55-59

6886

15K→20K

9.3 - 12.4 mi

Top 71%
×5stories
+106ft-86ft

Overall

18058

Females

6735

F55-59

6735

20K→Half

12.4 - 13.1 mi

Top 72%
×2stories
+19ft-37ft

Overall

18384

Females

7001

F55-59

7001

Half→25K

13.1 - 15.5 mi

Top 68%
×4stories
+66ft-88ft

Overall

17315

Females

6449

F55-59

6449

25K→30K

15.5 - 18.6 mi

Top 72%
×9stories
+181ft-148ft

Overall

18476

Females

7295

F55-59

7295

30K→20M

18.6 - 20.0 mi

Top 72%
×5stories
+64ft-50ft

Overall

18307

Females

7365

F55-59

7365

20M→21M

20.0 - 21.0 mi

Top 78%
×8stories
+106ft-24ft

Overall

19991

Females

8320

F55-59

8320

21M→35K

21.0 - 21.8 mi

Top 76%
×7stories
+17ft-86ft

Overall

19416

Females

8032

F55-59

8032

35K→23M

21.8 - 23.0 mi

Top 79%
×5stories
+23ft-63ft

Overall

20166

Females

8479

F55-59

8479

23M→24M

23.0 - 24.0 mi

Top 80%
×6stories
+12ft-82ft

Overall

20324

Females

8594

F55-59

8594

24M→40K

24.0 - 24.9 mi

Top 84%
×1story
+6ft-20ft

Overall

21387

Females

9170

F55-59

9170

40K→25.2M

24.9 - 25.2 mi

Top 70%
×1story
+13ft-16ft

Overall

17903

Females

7503

F55-59

7503

25.2M→Finish

25.2 - 26.2 mi

Top 75%
×2stories
+22ft-21ft

Overall

19263

Females

8106

F55-59

8106

Passing Analysis

Category:
Athletes Passed
2133
Passed By
1702
Net Change
+431
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#19274
5K → 10K219281-62#19274#19336
10K → 15K41860+358#19336#18978
15K → 20K392109+283#18978#18695
20K → Half5127+24#18695#18671
Half → 25K35081+269#18671#18402
25K → 30K229277-48#18402#18450
30K → 20M1061060#18450#18450
20M → 21M57174-117#18450#18567
21M → 35K5271-19#18567#18586
35K → 23M90184-94#18586#18680
23M → 24M42113-71#18680#18751
24M → 40K34152-118#18751#18869
40K → 25.2M3217+15#18869#18854
25.2M → Finish6150+11#18854#18843
TOTALS21331702+431
📊

Passing Visuals

Category:
Loading...

🔥Passing Intensity

Loading...

🔄Passing Circle

Loading...

🌊Position Flow

Loading...

🏃Race Lanes

Loading...

Upload your GPX file

Supports Garmin, Apple Watch, Polar, Suunto, COROS, Strava, and other apps

.gpx files up to 10MB

Export Track Data

Download your race performance as a GPX or TCX file to import into Strava, Garmin Connect, or other fitness apps.

Questions or issues regarding timing data?

If you notice any discrepancies in your timing data or have questions about your results, our support team can help.

Contact Race Support
Share Feedback

Public Race Data

Boston Athletic Association

Boston Athletic Association

Mika Timing

Mika Timing