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BOSTON MARATHON 2023

Hyun Suk Jang

Bib: 20148•F

CA

0:00
0:00
/ mi
Masters
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Overall
#0 / 26622
Gender (Female)
#0 / 11423
Top 46%
Masters (Masters Women)
#0 / 6539
Top 35%
Division (F45-49)
#0 / 1817
Top 41%
Race Day Weather
49°/39°F
light intensity drizzle

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
26:07
Rank: #16933
Start → 5K
26:07 | 8:24/mi
10K· 6.21 mi
52:06
Rank: #17106 (-173)
5K → 10K
25:59 | 8:22/mi
15K· 9.32 mi
1:18:06
Rank: #17068 (+38)
10K → 15K
26:00 | 8:22/mi
20K· 12.43 mi
1:43:54
Rank: #16706 (+362)
15K → 20K
25:48 | 8:18/mi
Half· 13.11 mi
1:49:32
Rank: #16668 (+38)
20K → Half
5:38 | 8:15/mi
25K· 15.53 mi
2:10:08
Rank: #16593 (+75)
Half → 25K
20:36 | 8:30/mi
30K· 18.64 mi
2:37:19
Rank: #16401 (+192)
25K → 30K
27:11 | 8:45/mi
20M
2:49:08
Rank: #16260 (+141)
30K → 20M
11:49 | 8:42/mi
21M
2:58:25
Rank: #16161 (+99)
20M → 21M
9:17 | 9:17/mi
35K· 21.75 mi
3:04:40
Rank: #16077 (+84)
21M → 35K
6:15 | 8:21/mi
23M
3:15:37
Rank: #15989 (+88)
35K → 23M
10:57 | 8:45/mi
24M
3:23:57
Rank: #15870 (+119)
23M → 24M
8:20 | 8:20/mi
40K· 24.85 mi
3:31:13
Rank: #15762 (+108)
24M → 40K
7:16 | 8:30/mi
25.2M
3:34:19
Rank: #15702 (+60)
40K → 25.2M
3:06 | 8:59/mi
Finish· 26.22 mi
3:42:44
Rank: #15629 (+73)
25.2M → Finish
8:25 | 8:16/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:49:32
Pace8:21 /mi
2nd Half
Distance13.11 mi
Time1:53:12
Pace8:38 /mi
📊Positive Split: 3.3% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:18:3426:078:2426:07
8:24
-
10K
6.21 mi11:44:3352:068:2325:59
8:22
-0:02
15K
9.32 mi12:10:331:18:068:2326:00
8:22
0:00
20K
12.43 mi12:36:211:43:548:2225:48
8:18
-0:04
Half
13.11 mi12:41:591:49:328:215:38
8:15
-0:03
25K
15.53 mi13:02:352:10:088:2320:36
8:30
+0:15
30K
18.64 mi13:29:462:37:198:2627:11
8:45
+0:15
20M
20.00 mi13:41:352:49:088:2711:49
8:42
-0:03
21M
21.00 mi13:50:522:58:258:309:17
9:17
+0:35
35K
21.75 mi13:57:073:04:408:296:15
8:21
-0:56
23M
23.00 mi14:08:043:15:378:3010:57
8:45
+0:24
24M
24.00 mi14:16:243:23:578:308:20
8:20
-0:25
40K
24.85 mi14:23:403:31:138:307:16
8:30
+0:10
25.2M
25.20 mi14:26:463:34:198:303:06
8:59
+0:29
Finish
26.22 mi14:35:113:42:448:308:25
8:16
-0:43

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

8:15 /mi

Average Pace

8:30 /mi

Slowest Pace

9:17 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

3:33:27

96% of race

Time at Steady Pace

9:17

4% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 8:30 /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 mi11:18:3426:078:2426:07
8:24
#16933
10K
6.21 mi11:44:3352:068:2325:59
8:22
#17106
15K
9.32 mi12:10:331:18:068:2326:00
8:22
#17068
20K
12.43 mi12:36:211:43:548:2225:48
8:18
#16706
Half
13.11 mi12:41:591:49:328:215:38
8:15
#16668
25K
15.53 mi13:02:352:10:088:2320:36
8:30
#16593
30K
18.64 mi13:29:462:37:198:2627:11
8:45
#16401
20M
20.00 mi13:41:352:49:088:2711:49
8:42
#16260
21M
21.00 mi13:50:522:58:258:309:17
9:17
#16161
35K
21.75 mi13:57:073:04:408:296:15
8:21
#16077
23M
23.00 mi14:08:043:15:378:3010:57
8:45
#15989
24M
24.00 mi14:16:243:23:578:308:20
8:20
#15870
40K
24.85 mi14:23:403:31:138:307:16
8:30
#15762
25.2M
25.20 mi14:26:463:34:198:303:06
8:59
#15702
Finish
26.22 mi14:35:113:42:448:308:25
8:16
#15629
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF45-49Seg. OverallSeg. FemalesSeg. F45-49
5K3.11 mi3.11 mi169335883588316969(Top 64%)5890(Top 52%)5890(Top 324%)
10K6.21 mi3.10 mi17106-1735989-1065989-10617334(Top 65%)6082(Top 53%)6082(Top 335%)
15K9.32 mi3.11 mi17068+385946+435946+4316969(Top 64%)5890(Top 52%)5890(Top 324%)
20K12.43 mi3.11 mi16706+3625739+2075739+20715641(Top 59%)5121(Top 45%)5121(Top 282%)
Half13.11 mi0.68 mi16668+385726+135726+1316239(Top 61%)5440(Top 48%)5440(Top 299%)
25K15.53 mi2.42 mi16593+755691+355691+3516175(Top 61%)5541(Top 49%)5541(Top 305%)
30K18.64 mi3.11 mi16401+1925624+675624+6715778(Top 59%)5369(Top 47%)5369(Top 295%)
20M20.00 mi1.36 mi16260+1415555+695555+6914855(Top 56%)4916(Top 43%)4916(Top 271%)
21M21.00 mi1.00 mi16161+995513+425513+4214922(Top 56%)5011(Top 44%)5011(Top 276%)
35K21.75 mi0.75 mi16077+845482+315482+3114488(Top 54%)4840(Top 42%)4840(Top 266%)
23M23.00 mi1.25 mi15989+885449+335449+3314694(Top 55%)5007(Top 44%)5007(Top 276%)
24M24.00 mi1.00 mi15870+1195399+505399+5013482(Top 51%)4392(Top 38%)4392(Top 242%)
40K24.85 mi0.85 mi15762+1085340+595340+5913378(Top 50%)4414(Top 39%)4414(Top 243%)
25.2M25.20 mi0.35 mi15702+605306+345306+3412574(Top 47%)4033(Top 35%)4033(Top 222%)
Finish26.22 mi1.02 mi15629+735274+325274+3213877(Top 52%)4680(Top 41%)4680(Top 258%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 64%
×21stories
+97ft-345ft

Overall

16969

Females

5890

F45-49

5890

5K→10K

3.1 - 6.2 mi

Top 65%
×5stories
+79ft-138ft

Overall

17334

Females

6082

F45-49

6082

10K→15K

6.2 - 9.3 mi

Top 64%
×3stories
+67ft-78ft

Overall

16969

Females

5890

F45-49

5890

15K→20K

9.3 - 12.4 mi

Top 59%
×5stories
+106ft-86ft

Overall

15641

Females

5121

F45-49

5121

20K→Half

12.4 - 13.1 mi

Top 61%
×2stories
+19ft-37ft

Overall

16239

Females

5440

F45-49

5440

Half→25K

13.1 - 15.5 mi

Top 61%
×4stories
+66ft-88ft

Overall

16175

Females

5541

F45-49

5541

25K→30K

15.5 - 18.6 mi

Top 59%
×9stories
+181ft-148ft

Overall

15778

Females

5369

F45-49

5369

30K→20M

18.6 - 20.0 mi

Top 56%
×5stories
+64ft-50ft

Overall

14855

Females

4916

F45-49

4916

20M→21M

20.0 - 21.0 mi

Top 56%
×8stories
+106ft-24ft

Overall

14922

Females

5011

F45-49

5011

21M→35K

21.0 - 21.8 mi

Top 54%
×7stories
+17ft-86ft

Overall

14488

Females

4840

F45-49

4840

35K→23M

21.8 - 23.0 mi

Top 55%
×5stories
+23ft-63ft

Overall

14694

Females

5007

F45-49

5007

23M→24M

23.0 - 24.0 mi

Top 51%
×6stories
+12ft-82ft

Overall

13482

Females

4392

F45-49

4392

24M→40K

24.0 - 24.9 mi

Top 50%
×1story
+6ft-20ft

Overall

13378

Females

4414

F45-49

4414

40K→25.2M

24.9 - 25.2 mi

Top 47%
×1story
+13ft-16ft

Overall

12574

Females

4033

F45-49

4033

25.2M→Finish

25.2 - 26.2 mi

Top 52%
×2stories
+22ft-21ft

Overall

13877

Females

4680

F45-49

4680

Passing Analysis

Category:
Athletes Passed
2265
Passed By
961
Net Change
+1304
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#16933
5K → 10K230403-173#16933#17106
10K → 15K206168+38#17106#17068
15K → 20K39937+362#17068#16706
20K → Half5214+38#16706#16668
Half → 25K16489+75#16668#16593
25K → 30K27482+192#16593#16401
30K → 20M15716+141#16401#16260
20M → 21M13435+99#16260#16161
21M → 35K10016+84#16161#16077
35K → 23M12739+88#16077#15989
23M → 24M13819+119#15989#15870
24M → 40K12416+108#15870#15762
40K → 25.2M644+60#15762#15702
25.2M → Finish9623+73#15702#15629
TOTALS2265961+1304
📊

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