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BOSTON MARATHON 2024

Chun Chun Su

Bib: 30491•F

0:00
0:00
/ mi
Masters
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Overall
#0 / 25550
Gender (Female)
#0 / 10924
Masters (Masters Women)
#0 / 6263
Division (F40-44)
#0 / 1613
Race Day Weather
55°/45°F
scattered 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
8:55/mi
27:41
↑ 97↓ 3451.5%
10K· 6.21 mi
8:55/mi
55:22
↑ 79↓ 1380.4%
15K· 9.32 mi
8:58/mi
1:23:14
↑ 67↓ 78
20K· 12.43 mi
9:07/mi
1:51:34
↑ 106↓ 860.1%
Half· 13.11 mi
9:18/mi
1:57:55
↑ 19↓ 370.5%
25K· 15.53 mi
9:54/mi
2:21:54
↑ 66↓ 880.2%
30K· 18.64 mi
9:32/mi
2:51:32
↑ 181↓ 1480.2%
20M
9:33/mi
3:04:30
↑ 64↓ 500.2%
21M
10:39/mi
3:15:09
↑ 106↓ 241.6%
35K· 21.75 mi
9:33/mi
3:22:18
↑ 17↓ 861.7%
23M
9:04/mi
3:33:39
↑ 23↓ 630.6%
24M
9:17/mi
3:42:56
↓ 821.3%
40K· 24.85 mi
9:38/mi
3:51:10
↓ 200.3%
25.2M
11:53/mi
3:55:16
↑ 13↓ 160.2%
Finish· 26.22 mi
9:04/mi
4:04:30
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:57:55
Pace9:00 /mi
2nd Half
Distance13.11 mi
Time2:06:35
Pace9:39 /mi
📊Positive Split: 7.3% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:52:5927:418:5527:41
8:55
-
10K
6.21 mi12:20:4055:228:5527:41
8:55
0:00
15K
9.32 mi12:48:321:23:148:5627:52
8:58
+0:03
20K
12.43 mi13:16:521:51:348:5928:20
9:07
+0:09
Half
13.11 mi13:23:131:57:559:006:21
9:18
+0:11
25K
15.53 mi13:47:122:21:549:0823:59
9:54
+0:36
30K
18.64 mi14:16:502:51:329:1229:38
9:32
-0:22
20M
20.00 mi14:29:483:04:309:1312:58
9:33
+0:01
21M
21.00 mi14:40:273:15:099:1810:39
10:39
+1:06
35K
21.75 mi14:47:363:22:189:187:09
9:33
-1:06
23M
23.00 mi14:58:573:33:399:1711:21
9:04
-0:29
24M
24.00 mi15:08:143:42:569:179:17
9:17
+0:13
40K
24.85 mi15:16:283:51:109:188:14
9:38
+0:21
25.2M
25.20 mi15:20:343:55:169:204:06
11:53
+2:15
Finish
26.22 mi15:29:484:04:309:209:14
9:04
-2:49

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

8:55 /mi

Average Pace

9:20 /mi

Slowest Pace

11:53 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

55:22

23% of race

Time at Steady Pace

2:30:24

62% of race

Time at Slower Pace

38:44

16% of race

Average Pace: 9:19 /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 mi11:52:5927:418:5527:41
8:55
#19730
10K
6.21 mi12:20:4055:228:5527:41
8:55
#19532
15K
9.32 mi12:48:321:23:148:5627:52
8:58
#19275
20K
12.43 mi13:16:521:51:348:5928:20
9:07
#18857
Half
13.11 mi13:23:131:57:559:006:21
9:18
#18896
25K
15.53 mi13:47:122:21:549:0823:59
9:54
#18878
30K
18.64 mi14:16:502:51:329:1229:38
9:32
#18265
20M
20.00 mi14:29:483:04:309:1312:58
9:33
#18001
21M
21.00 mi14:40:273:15:099:1810:39
10:39
#17827
35K
21.75 mi14:47:363:22:189:187:09
9:33
#17743
23M
23.00 mi14:58:573:33:399:1711:21
9:04
#17392
24M
24.00 mi15:08:143:42:569:179:17
9:17
#17233
40K
24.85 mi15:16:283:51:109:188:14
9:38
#17062
25.2M
25.20 mi15:20:343:55:169:204:06
11:53
#17059
Finish
26.22 mi15:29:484:04:309:209:14
9:04
#16925
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF40-44Seg. OverallSeg. FemalesSeg. F40-44
5K3.11 mi3.11 mi197307731773118772(Top 73%)7119(Top 65%)7119(Top 441%)
10K6.21 mi3.10 mi19532+1987605+1267605+12619392(Top 76%)7495(Top 69%)7495(Top 465%)
15K9.32 mi3.11 mi19275+2577438+1677438+16718772(Top 73%)7119(Top 65%)7119(Top 441%)
20K12.43 mi3.11 mi18857+4187207+2317207+23117860(Top 70%)6629(Top 61%)6629(Top 411%)
Half13.11 mi0.68 mi18896-397236-297236-2919436(Top 76%)7562(Top 69%)7562(Top 469%)
25K15.53 mi2.42 mi18878+187242-67242-618824(Top 74%)7288(Top 67%)7288(Top 452%)
30K18.64 mi3.11 mi18265+6136982+2606982+26015614(Top 61%)5750(Top 53%)5750(Top 356%)
20M20.00 mi1.36 mi18001+2646866+1166866+11614729(Top 58%)5523(Top 51%)5523(Top 342%)
21M21.00 mi1.00 mi17827+1746802+646802+6415314(Top 60%)5983(Top 55%)5983(Top 371%)
35K21.75 mi0.75 mi17743+846768+346768+3415717(Top 62%)6200(Top 57%)6200(Top 384%)
23M23.00 mi1.25 mi17392+3516590+1786590+17811541(Top 45%)4185(Top 38%)4185(Top 259%)
24M24.00 mi1.00 mi17233+1596524+666524+6613501(Top 53%)5181(Top 47%)5181(Top 321%)
40K24.85 mi0.85 mi17062+1716464+606464+6013656(Top 53%)5369(Top 49%)5369(Top 333%)
25.2M25.20 mi0.35 mi17059+36478-146478-1417107(Top 67%)7101(Top 65%)7101(Top 440%)
Finish26.22 mi1.02 mi16925+1346437+416437+4114526(Top 57%)5738(Top 53%)5738(Top 356%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 73%
×21story building
+97ft-345ft

Overall

18772

Females

7119

F40-44

7119

5K→10K

3.1 - 6.2 mi

Top 76%
×5story building
+79ft-138ft

Overall

19392

Females

7495

F40-44

7495

10K→15K

6.2 - 9.3 mi

Top 73%
×3story building
+67ft-78ft

Overall

18772

Females

7119

F40-44

7119

15K→20K

9.3 - 12.4 mi

Top 70%
×5story building
+106ft-86ft

Overall

17860

Females

6629

F40-44

6629

20K→Half

12.4 - 13.1 mi

Top 76%
×2story building
+19ft-37ft

Overall

19436

Females

7562

F40-44

7562

Half→25K

13.1 - 15.5 mi

Top 74%
×4story building
+66ft-88ft

Overall

18824

Females

7288

F40-44

7288

25K→30K

15.5 - 18.6 mi

Top 61%
×9story building
+181ft-148ft

Overall

15614

Females

5750

F40-44

5750

30K→20M

18.6 - 20.0 mi

Top 58%
×5story building
+64ft-50ft

Overall

14729

Females

5523

F40-44

5523

20M→21M

20.0 - 21.0 mi

Top 60%
×8story building
+106ft-24ft

Overall

15314

Females

5983

F40-44

5983

21M→35K

21.0 - 21.8 mi

Top 62%
×7story building
+17ft-86ft

Overall

15717

Females

6200

F40-44

6200

35K→23M

21.8 - 23.0 mi

Top 45%
×5story building
+23ft-63ft

Overall

11541

Females

4185

F40-44

4185

23M→24M

23.0 - 24.0 mi

Top 53%
×6story building
+12ft-82ft

Overall

13501

Females

5181

F40-44

5181

24M→40K

24.0 - 24.9 mi

Top 53%
×1story
+6ft-20ft

Overall

13656

Females

5369

F40-44

5369

40K→25.2M

24.9 - 25.2 mi

Top 67%
×1story
+13ft-16ft

Overall

17107

Females

7101

F40-44

7101

25.2M→Finish

25.2 - 26.2 mi

Top 57%
×2story building
+22ft-21ft

Overall

14526

Females

5738

F40-44

5738

Passing Analysis

Category:
Athletes Passed
3536
Passed By
731
Net Change
+2805
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#19730
5K → 10K366168+198#19730#19532
10K → 15K364107+257#19532#19275
15K → 20K48062+418#19275#18857
20K → Half2261-39#18857#18896
Half → 25K198180+18#18896#18878
25K → 30K63623+613#18878#18265
30K → 20M2717+264#18265#18001
20M → 21M19723+174#18001#17827
21M → 35K10723+84#17827#17743
35K → 23M3543+351#17743#17392
23M → 24M1656+159#17392#17233
24M → 40K18413+171#17233#17062
40K → 25.2M3936+3#17062#17059
25.2M → Finish15319+134#17059#16925
TOTALS3536731+2805
📊

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