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BOSTON MARATHON 2025

The Hee Yum

Bib: 22024•F

0:00
0:00
/ mi
Masters
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Overall
#0 / 28404
Gender (Female)
#0 / 12228
Masters (Masters Women)
#0 / 6759
Division (F50-54)
#0 / 1303
Race Day Weather
50°/40°F
broken clouds

⏱️ Race Timeline

Course Elevation
7–469 ft
≈
×2stacked redwood trees
•▲ 890 ft climb · ▼ 1342 ft descent
Ribbon color based on
FasterSteadySlower· vs. your average pace
Start
0:00
Race begins
5K· 3.11 mi
9:36/mi
29:50
↑ 97↓ 3451.5%
10K· 6.21 mi
9:53/mi
1:00:31
↑ 79↓ 1380.4%
15K· 9.32 mi
10:16/mi
1:32:26
↑ 67↓ 78
20K· 12.43 mi
10:41/mi
2:05:39
↑ 106↓ 860.1%
Half· 13.11 mi
10:35/mi
2:12:52
↑ 19↓ 370.5%
25K· 15.53 mi
11:04/mi
2:39:41
↑ 66↓ 880.2%
30K· 18.64 mi
11:44/mi
3:16:08
↑ 181↓ 1480.2%
20M
12:11/mi
3:32:42
↑ 64↓ 500.2%
21M
13:16/mi
3:45:58
↑ 106↓ 241.6%
35K· 21.75 mi
11:46/mi
3:54:46
↑ 17↓ 861.7%
23M
12:24/mi
4:10:17
↑ 23↓ 630.6%
24M
12:07/mi
4:22:24
↓ 821.3%
40K· 24.85 mi
12:38/mi
4:33:12
↓ 200.3%
25.2M
14:18/mi
4:38:08
↑ 13↓ 160.2%
Finish· 26.22 mi
12:26/mi
4:50:48
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time2:12:52
Pace10:08 /mi
2nd Half
Distance13.11 mi
Time2:37:56
Pace12:03 /mi
📊Positive Split: 18.9% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:25:4029:509:3629:50
9:36
-
10K
6.21 mi11:56:211:00:319:4430:41
9:53
+0:17
15K
9.32 mi12:28:161:32:269:5531:55
10:16
+0:23
20K
12.43 mi13:01:292:05:3910:0733:13
10:41
+0:25
Half
13.11 mi13:08:422:12:5210:087:13
10:35
-0:06
25K
15.53 mi13:35:312:39:4110:1726:49
11:04
+0:29
30K
18.64 mi14:11:583:16:0810:3136:27
11:44
+0:40
20M
20.00 mi14:28:323:32:4210:3816:34
12:11
+0:27
21M
21.00 mi14:41:483:45:5810:4613:16
13:16
+1:05
35K
21.75 mi14:50:363:54:4610:488:48
11:46
-1:30
23M
23.00 mi15:06:074:10:1710:5315:31
12:24
+0:38
24M
24.00 mi15:18:144:22:2410:5612:07
12:07
-0:17
40K
24.85 mi15:29:024:33:1211:0010:48
12:38
+0:31
25.2M
25.20 mi15:33:584:38:0811:024:56
14:18
+1:40
Finish
26.22 mi15:46:384:50:4811:0612:40
12:26
-1:52

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

9:36 /mi

Average Pace

11:06 /mi

Slowest Pace

14:18 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:39:41

55% of race

Time at Steady Pace

1:13:56

25% of race

Time at Slower Pace

57:11

20% of race

Average Pace: 11:05 /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 mi11:25:4029:509:3629:50
9:36
#24556
10K
6.21 mi11:56:211:00:319:4430:41
9:53
#24831
15K
9.32 mi12:28:161:32:269:5531:55
10:16
#25085
20K
12.43 mi13:01:292:05:3910:0733:13
10:41
#25259
Half
13.11 mi13:08:422:12:5210:087:13
10:35
#25285
25K
15.53 mi13:35:312:39:4110:1726:49
11:04
#25275
30K
18.64 mi14:11:583:16:0810:3136:27
11:44
#25273
20M
20.00 mi14:28:323:32:4210:3816:34
12:11
#25306
21M
21.00 mi14:41:483:45:5810:4613:16
13:16
#25325
35K
21.75 mi14:50:363:54:4610:488:48
11:46
#25329
23M
23.00 mi15:06:074:10:1710:5315:31
12:24
#25364
24M
24.00 mi15:18:144:22:2410:5612:07
12:07
#25384
40K
24.85 mi15:29:024:33:1211:0010:48
12:38
#25411
25.2M
25.20 mi15:33:584:38:0811:024:56
14:18
#25450
Finish
26.22 mi15:46:384:50:4811:0612:40
12:26
#25568
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF50-54Seg. OverallSeg. FemalesSeg. F50-54
5K3.11 mi3.11 mi245569986998625541(Top 90%)10529(Top 86%)10529(Top 808%)
10K6.21 mi3.10 mi24831-27510143-15710143-15725033(Top 88%)10252(Top 84%)10252(Top 787%)
15K9.32 mi3.11 mi25085-25410268-12510268-12525541(Top 90%)10529(Top 86%)10529(Top 808%)
20K12.43 mi3.11 mi25259-17410381-11310381-11325522(Top 90%)10549(Top 86%)10549(Top 810%)
Half13.11 mi0.68 mi25285-2610401-2010401-2025899(Top 91%)10770(Top 88%)10770(Top 827%)
25K15.53 mi2.42 mi25275+1010409-810409-825287(Top 89%)10457(Top 86%)10457(Top 803%)
30K18.64 mi3.11 mi25273+210433-2410433-2425189(Top 89%)10505(Top 86%)10505(Top 806%)
20M20.00 mi1.36 mi25306-3310472-3910472-3925519(Top 90%)10766(Top 88%)10766(Top 826%)
21M21.00 mi1.00 mi25325-1910487-1510487-1525380(Top 89%)10753(Top 88%)10753(Top 825%)
35K21.75 mi0.75 mi25329-410503-1610503-1625489(Top 90%)10843(Top 89%)10843(Top 832%)
23M23.00 mi1.25 mi25364-3510536-3310536-3325643(Top 90%)10929(Top 89%)10929(Top 839%)
24M24.00 mi1.00 mi25384-2010551-1510551-1525798(Top 91%)11030(Top 90%)11030(Top 847%)
40K24.85 mi0.85 mi25411-2710574-2310574-2325827(Top 91%)11053(Top 90%)11053(Top 848%)
25.2M25.20 mi0.35 mi25450-3910597-2310597-2326562(Top 94%)11454(Top 94%)11454(Top 879%)
Finish26.22 mi1.02 mi25568-11810681-8410681-8427224(Top 96%)11726(Top 96%)11726(Top 900%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 90%
×21story building
+97ft-345ft

Overall

25541

Females

10529

F50-54

10529

5K→10K

3.1 - 6.2 mi

Top 88%
×5story building
+79ft-138ft

Overall

25033

Females

10252

F50-54

10252

10K→15K

6.2 - 9.3 mi

Top 90%
×3story building
+67ft-78ft

Overall

25541

Females

10529

F50-54

10529

15K→20K

9.3 - 12.4 mi

Top 90%
×5story building
+106ft-86ft

Overall

25522

Females

10549

F50-54

10549

20K→Half

12.4 - 13.1 mi

Top 91%
×2story building
+19ft-37ft

Overall

25899

Females

10770

F50-54

10770

Half→25K

13.1 - 15.5 mi

Top 89%
×4story building
+66ft-88ft

Overall

25287

Females

10457

F50-54

10457

25K→30K

15.5 - 18.6 mi

Top 89%
×9story building
+181ft-148ft

Overall

25189

Females

10505

F50-54

10505

30K→20M

18.6 - 20.0 mi

Top 90%
×5story building
+64ft-50ft

Overall

25519

Females

10766

F50-54

10766

20M→21M

20.0 - 21.0 mi

Top 89%
×8story building
+106ft-24ft

Overall

25380

Females

10753

F50-54

10753

21M→35K

21.0 - 21.8 mi

Top 90%
×7story building
+17ft-86ft

Overall

25489

Females

10843

F50-54

10843

35K→23M

21.8 - 23.0 mi

Top 90%
×5story building
+23ft-63ft

Overall

25643

Females

10929

F50-54

10929

23M→24M

23.0 - 24.0 mi

Top 91%
×6story building
+12ft-82ft

Overall

25798

Females

11030

F50-54

11030

24M→40K

24.0 - 24.9 mi

Top 91%
×1story
+6ft-20ft

Overall

25827

Females

11053

F50-54

11053

40K→25.2M

24.9 - 25.2 mi

Top 94%
×1story
+13ft-16ft

Overall

26562

Females

11454

F50-54

11454

25.2M→Finish

25.2 - 26.2 mi

Top 96%
×2story building
+22ft-21ft

Overall

27224

Females

11726

F50-54

11726

Passing Analysis

Category:
Athletes Passed
698
Passed By
1710
Net Change
-1012
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#24556
5K → 10K115390-275#24556#24831
10K → 15K61315-254#24831#25085
15K → 20K74248-174#25085#25259
20K → Half1339-26#25259#25285
Half → 25K114104+10#25285#25275
25K → 30K125123+2#25275#25273
30K → 20M4275-33#25273#25306
20M → 21M3453-19#25306#25325
21M → 35K2428-4#25325#25329
35K → 23M2863-35#25329#25364
23M → 24M2848-20#25364#25384
24M → 40K2956-27#25384#25411
40K → 25.2M443-39#25411#25450
25.2M → Finish7125-118#25450#25568
TOTALS6981710-1012
📊

Passing Visuals

Category:
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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