Boston Marathon logo
BOSTON MARATHON 2024

Hui-Wen Chuang

Bib: 20485 M TW

0:00
0:00
/ mi
Masters
Be the first to cheer!
Overall
#0 / 25550
Gender (Male)
#0 / 14578
Masters (Masters Men)
#0 / 9729
Division (M60-64)
#0 / 1173
Top 45%
Race Day Weather
55°/45°F
scattered clouds

⏱️ Race Timeline

Ribbon color based on
FasterSteadySlower· vs. your average pace
Start
0:00
Race begins
469 ft elev
5K· 3.11 mi
8:29/mi
26:20
↑ 97↓ 3451.5%
220 ft elev
10K· 6.21 mi
8:31/mi
52:48
↑ 79↓ 1380.4%
157 ft elev
15K· 9.32 mi
8:32/mi
1:19:18
↑ 67↓ 78
146 ft elev
20K· 12.43 mi
8:56/mi
1:47:03
↑ 106↓ 860.1%
165 ft elev
Half· 13.11 mi
8:43/mi
1:53:00
↑ 19↓ 370.5%
148 ft elev
25K· 15.53 mi
9:04/mi
2:14:59
↑ 66↓ 880.2%
127 ft elev
30K· 18.64 mi
9:24/mi
2:44:11
↑ 181↓ 1480.2%
138 ft elev
20M
9:49/mi
2:57:31
↑ 64↓ 500.2%
148 ft elev
21M
10:31/mi
3:08:02
↑ 106↓ 241.6%
227 ft elev
35K· 21.75 mi
9:39/mi
3:15:15
↑ 17↓ 861.7%
156 ft elev
23M
10:05/mi
3:27:52
↑ 23↓ 630.6%
116 ft elev
24M
9:57/mi
3:37:49
↓ 821.3%
34 ft elev
40K· 24.85 mi
9:42/mi
3:46:07
↓ 200.3%
20 ft elev
25.2M
10:38/mi
3:49:47
↑ 13↓ 160.2%
18 ft elev
Finish· 26.22 mi
8:42/mi
3:58:39
↑ 22↓ 21
17 ft elev
Course Elevation
7–469 ft
≈
×2stacked redwood trees
•▲ 890 ft climb · ▼ 1342 ft descent

The Course

Is this your race?

Claim it for a free AI report

A coach's-eye read of your race — emailed to you, free.

Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:53:00
Pace8:37 /mi
2nd Half
Distance13.11 mi
Time2:05:39
Pace9:35 /mi
📊Positive Split: 11.2% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:22:0526:208:2926:20
8:29
-
10K
6.21 mi11:48:3352:488:3026:28
8:31
+0:02
15K
9.32 mi12:15:031:19:188:3026:30
8:32
+0:01
20K
12.43 mi12:42:481:47:038:3727:45
8:56
+0:24
Half
13.11 mi12:48:451:53:008:375:57
8:43
-0:13
25K
15.53 mi13:10:442:14:598:4121:59
9:04
+0:21
30K
18.64 mi13:39:562:44:118:4829:12
9:24
+0:20
20M
20.00 mi13:53:162:57:318:5313:20
9:49
+0:25
21M
21.00 mi14:03:473:08:028:5710:31
10:31
+0:42
35K
21.75 mi14:11:003:15:158:597:13
9:39
-0:52
23M
23.00 mi14:23:373:27:529:0212:37
10:05
+0:26
24M
24.00 mi14:33:343:37:499:059:57
9:57
-0:08
40K
24.85 mi14:41:523:46:079:068:18
9:42
-0:15
25.2M
25.20 mi14:45:323:49:479:073:40
10:38
+0:56
Finish
26.22 mi14:54:243:58:399:078:52
8:42
-1:56

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

8:29 /mi

Average Pace

9:07 /mi

Slowest Pace

10:38 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:01:52

51% of race

Time at Steady Pace

1:06:42

28% of race

Time at Slower Pace

50:05

21% of race

Average Pace: 9:06 /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 mi11:22:0526:208:2926:20
8:29
#17631
10K
6.21 mi11:48:3352:488:3026:28
8:31
#17512
15K
9.32 mi12:15:031:19:188:3026:30
8:32
#17128
20K
12.43 mi12:42:481:47:038:3727:45
8:56
#17058
Half
13.11 mi12:48:451:53:008:375:57
8:43
#17032
25K
15.53 mi13:10:442:14:598:4121:59
9:04
#16774
30K
18.64 mi13:39:562:44:118:4829:12
9:24
#16443
20M
20.00 mi13:53:162:57:318:5313:20
9:49
#16375
21M
21.00 mi14:03:473:08:028:5710:31
10:31
#16323
35K
21.75 mi14:11:003:15:158:597:13
9:39
#16309
23M
23.00 mi14:23:373:27:529:0212:37
10:05
#16282
24M
24.00 mi14:33:343:37:499:059:57
9:57
#16275
40K
24.85 mi14:41:523:46:079:068:18
9:42
#16165
25.2M
25.20 mi14:45:323:49:479:073:40
10:38
#16100
Finish
26.22 mi14:54:243:58:399:078:52
8:42
#15978
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM60-64Seg. OverallSeg. MalesSeg. M60-64
5K3.11 mi3.11 mi17631110461104616563(Top 65%)10631(Top 73%)10631(Top 906%)
10K6.21 mi3.10 mi17512+11911016+3011016+3017388(Top 68%)10987(Top 75%)10987(Top 937%)
15K9.32 mi3.11 mi17128+38410859+15710859+15716563(Top 65%)10631(Top 73%)10631(Top 906%)
20K12.43 mi3.11 mi17058+7010820+3910820+3917033(Top 67%)10811(Top 74%)10811(Top 922%)
Half13.11 mi0.68 mi17032+2610801+1910801+1916903(Top 66%)10693(Top 73%)10693(Top 912%)
25K15.53 mi2.42 mi16774+25810675+12610675+12615786(Top 62%)10156(Top 70%)10156(Top 866%)
30K18.64 mi3.11 mi16443+33110468+20710468+20715040(Top 59%)9574(Top 66%)9574(Top 816%)
20M20.00 mi1.36 mi16375+6810409+5910409+5915788(Top 62%)9660(Top 66%)9660(Top 824%)
21M21.00 mi1.00 mi16323+5210351+5810351+5814885(Top 58%)9090(Top 62%)9090(Top 775%)
35K21.75 mi0.75 mi16309+1410324+2710324+2716001(Top 63%)9612(Top 66%)9612(Top 819%)
23M23.00 mi1.25 mi16282+2710285+3910285+3915718(Top 62%)9418(Top 65%)9418(Top 803%)
24M24.00 mi1.00 mi16275+710248+3710248+3716137(Top 63%)9588(Top 66%)9588(Top 817%)
40K24.85 mi0.85 mi16165+11010173+7510173+7513913(Top 54%)8395(Top 58%)8395(Top 716%)
25.2M25.20 mi0.35 mi16100+6510131+4210131+4213258(Top 52%)8029(Top 55%)8029(Top 684%)
Finish26.22 mi1.02 mi15978+12210055+7610055+7612637(Top 49%)7832(Top 54%)7832(Top 668%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 65%
×21story building
+97ft-345ft

Overall

16563

Males

10631

M60-64

10631

5K→10K

3.1 - 6.2 mi

Top 68%
×5story building
+79ft-138ft

Overall

17388

Males

10987

M60-64

10987

10K→15K

6.2 - 9.3 mi

Top 65%
×3story building
+67ft-78ft

Overall

16563

Males

10631

M60-64

10631

15K→20K

9.3 - 12.4 mi

Top 67%
×5story building
+106ft-86ft

Overall

17033

Males

10811

M60-64

10811

20K→Half

12.4 - 13.1 mi

Top 66%
×2story building
+19ft-37ft

Overall

16903

Males

10693

M60-64

10693

Half→25K

13.1 - 15.5 mi

Top 62%
×4story building
+66ft-88ft

Overall

15786

Males

10156

M60-64

10156

25K→30K

15.5 - 18.6 mi

Top 59%
×9story building
+181ft-148ft

Overall

15040

Males

9574

M60-64

9574

30K→20M

18.6 - 20.0 mi

Top 62%
×5story building
+64ft-50ft

Overall

15788

Males

9660

M60-64

9660

20M→21M

20.0 - 21.0 mi

Top 58%
×8story building
+106ft-24ft

Overall

14885

Males

9090

M60-64

9090

21M→35K

21.0 - 21.8 mi

Top 63%
×7story building
+17ft-86ft

Overall

16001

Males

9612

M60-64

9612

35K→23M

21.8 - 23.0 mi

Top 62%
×5story building
+23ft-63ft

Overall

15718

Males

9418

M60-64

9418

23M→24M

23.0 - 24.0 mi

Top 63%
×6story building
+12ft-82ft

Overall

16137

Males

9588

M60-64

9588

24M→40K

24.0 - 24.9 mi

Top 54%
×1story
+6ft-20ft

Overall

13913

Males

8395

M60-64

8395

40K→25.2M

24.9 - 25.2 mi

Top 52%
×1story
+13ft-16ft

Overall

13258

Males

8029

M60-64

8029

25.2M→Finish

25.2 - 26.2 mi

Top 49%
×2story building
+22ft-21ft

Overall

12637

Males

7832

M60-64

7832

Passing Analysis

Category:
Athletes Passed
2826
Passed By
1173
Net Change
+1653
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#17631
5K → 10K344225+119#17631#17512
10K → 15K46985+384#17512#17128
15K → 20K297227+70#17128#17058
20K → Half4822+26#17058#17032
Half → 25K33779+258#17032#16774
25K → 30K41483+331#16774#16443
30K → 20M15486+68#16443#16375
20M → 21M12472+52#16375#16323
21M → 35K8066+14#16323#16309
35K → 23M11588+27#16309#16282
23M → 24M9285+7#16282#16275
24M → 40K13929+110#16275#16165
40K → 25.2M738+65#16165#16100
25.2M → Finish14018+122#16100#15978
TOTALS28261173+1653
📊

Passing Visuals

Category:
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

Public Race Data

Boston Athletic Association

Boston Athletic Association

Mika Timing

Mika Timing