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BOSTON MARATHON 2024

Harris Ng

MI

Bib: 13888 M

0:00
0:00
/ mi
Masters
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Overall
#0 / 25550
Gender (Male)
#0 / 14578
Masters (Masters Men)
#0 / 9729
Division (M50-54)
#0 / 1935
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
8:07/mi
25:14
↑ 97↓ 3451.5%
220 ft elev
10K· 6.21 mi
8:13/mi
50:46
↑ 79↓ 1380.4%
157 ft elev
15K· 9.32 mi
9:16/mi
1:19:33
↑ 67↓ 78
146 ft elev
20K· 12.43 mi
8:51/mi
1:47:03
↑ 106↓ 860.1%
165 ft elev
Half· 13.11 mi
8:46/mi
1:53:02
↑ 19↓ 370.5%
148 ft elev
25K· 15.53 mi
9:18/mi
2:15:34
↑ 66↓ 880.2%
127 ft elev
30K· 18.64 mi
9:46/mi
2:45:56
↑ 181↓ 1480.2%
138 ft elev
20M
10:12/mi
2:59:47
↑ 64↓ 500.2%
148 ft elev
21M
11:07/mi
3:10:54
↑ 106↓ 241.6%
227 ft elev
35K· 21.75 mi
9:53/mi
3:18:18
↑ 17↓ 861.7%
156 ft elev
23M
10:14/mi
3:31:07
↑ 23↓ 630.6%
116 ft elev
24M
10:25/mi
3:41:32
↓ 821.3%
34 ft elev
40K· 24.85 mi
10:48/mi
3:50:46
↓ 200.3%
20 ft elev
25.2M
15:11/mi
3:56:00
↑ 13↓ 160.2%
18 ft elev
Finish· 26.22 mi
10:07/mi
4:06:19
↑ 22↓ 21
17 ft elev
Course Elevation
7–469 ft
≈
×2stacked redwood trees
•▲ 890 ft climb · ▼ 1342 ft descent

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:53:02
Pace8:37 /mi
2nd Half
Distance13.11 mi
Time2:13:17
Pace10:10 /mi
📊Positive Split: 17.9% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:57:0425:148:0725:14
8:07
-
10K
6.21 mi11:22:3650:468:1025:32
8:13
+0:06
15K
9.32 mi11:51:231:19:338:3228:47
9:16
+1:03
20K
12.43 mi12:18:531:47:038:3727:30
8:51
-0:25
Half
13.11 mi12:24:521:53:028:375:59
8:46
-0:05
25K
15.53 mi12:47:242:15:348:4422:32
9:18
+0:32
30K
18.64 mi13:17:462:45:568:5430:22
9:46
+0:28
20M
20.00 mi13:31:372:59:478:5913:51
10:12
+0:26
21M
21.00 mi13:42:443:10:549:0511:07
11:07
+0:55
35K
21.75 mi13:50:083:18:189:077:24
9:53
-1:14
23M
23.00 mi14:02:573:31:079:1112:49
10:14
+0:21
24M
24.00 mi14:13:223:41:329:1410:25
10:25
+0:11
40K
24.85 mi14:22:363:50:469:179:14
10:48
+0:23
25.2M
25.20 mi14:27:503:56:009:225:14
15:11
+4:23
Finish
26.22 mi14:38:094:06:199:2410:19
10:07
-5:04

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

8:07 /mi

Average Pace

9:24 /mi

Slowest Pace

15:11 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:24:15

34% of race

Time at Steady Pace

2:16:29

55% of race

Time at Slower Pace

25:35

10% of race

Average Pace: 9:24 /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 mi10:57:0425:148:0725:14
8:07
#15507
10K
6.21 mi11:22:3650:468:1025:32
8:13
#15573
15K
9.32 mi11:51:231:19:338:3228:47
9:16
#17299
20K
12.43 mi12:18:531:47:038:3727:30
8:51
#17060
Half
13.11 mi12:24:521:53:028:375:59
8:46
#17051
25K
15.53 mi12:47:242:15:348:4422:32
9:18
#16976
30K
18.64 mi13:17:462:45:568:5430:22
9:46
#16893
20M
20.00 mi13:31:372:59:478:5913:51
10:12
#16944
21M
21.00 mi13:42:443:10:549:0511:07
11:07
#16949
35K
21.75 mi13:50:083:18:189:077:24
9:53
#16948
23M
23.00 mi14:02:573:31:079:1112:49
10:14
#16920
24M
24.00 mi14:13:223:41:329:1410:25
10:25
#16979
40K
24.85 mi14:22:363:50:469:179:14
10:48
#16997
25.2M
25.20 mi14:27:503:56:009:225:14
15:11
#17171
Finish
26.22 mi14:38:094:06:199:2410:19
10:07
#17192
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM50-54Seg. OverallSeg. MalesSeg. M50-54
5K3.11 mi3.11 mi15507102181021819914(Top 78%)12129(Top 83%)12129(Top 627%)
10K6.21 mi3.10 mi15573-6610255-3710255-3715640(Top 61%)10302(Top 71%)10302(Top 532%)
15K9.32 mi3.11 mi17299-172610938-68310938-68319914(Top 78%)12129(Top 83%)12129(Top 627%)
20K12.43 mi3.11 mi17060+23910822+11610822+11616663(Top 65%)10642(Top 73%)10642(Top 550%)
Half13.11 mi0.68 mi17051+910809+1310809+1317168(Top 67%)10811(Top 74%)10811(Top 559%)
25K15.53 mi2.42 mi16976+7510754+5510754+5516778(Top 66%)10606(Top 73%)10606(Top 548%)
30K18.64 mi3.11 mi16893+8310653+10110653+10116533(Top 65%)10239(Top 70%)10239(Top 529%)
20M20.00 mi1.36 mi16944-5110643+1010643+1017096(Top 67%)10299(Top 71%)10299(Top 532%)
21M21.00 mi1.00 mi16949-510611+3210611+3216631(Top 65%)9936(Top 68%)9936(Top 513%)
35K21.75 mi0.75 mi16948+110590+2110590+2116802(Top 66%)10013(Top 69%)10013(Top 517%)
23M23.00 mi1.25 mi16920+2810552+3810552+3816227(Top 64%)9683(Top 66%)9683(Top 500%)
24M24.00 mi1.00 mi16979-5910555-310555-317601(Top 69%)10299(Top 71%)10299(Top 532%)
40K24.85 mi0.85 mi16997-1810527+2810527+2817547(Top 69%)10218(Top 70%)10218(Top 528%)
25.2M25.20 mi0.35 mi17171-17410598-7110598-7123183(Top 91%)13124(Top 90%)13124(Top 678%)
Finish26.22 mi1.02 mi17192-2110564+3410564+3418821(Top 74%)10894(Top 75%)10894(Top 563%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 78%
×21story building
+97ft-345ft

Overall

19914

Males

12129

M50-54

12129

5K→10K

3.1 - 6.2 mi

Top 61%
×5story building
+79ft-138ft

Overall

15640

Males

10302

M50-54

10302

10K→15K

6.2 - 9.3 mi

Top 78%
×3story building
+67ft-78ft

Overall

19914

Males

12129

M50-54

12129

15K→20K

9.3 - 12.4 mi

Top 65%
×5story building
+106ft-86ft

Overall

16663

Males

10642

M50-54

10642

20K→Half

12.4 - 13.1 mi

Top 67%
×2story building
+19ft-37ft

Overall

17168

Males

10811

M50-54

10811

Half→25K

13.1 - 15.5 mi

Top 66%
×4story building
+66ft-88ft

Overall

16778

Males

10606

M50-54

10606

25K→30K

15.5 - 18.6 mi

Top 65%
×9story building
+181ft-148ft

Overall

16533

Males

10239

M50-54

10239

30K→20M

18.6 - 20.0 mi

Top 67%
×5story building
+64ft-50ft

Overall

17096

Males

10299

M50-54

10299

20M→21M

20.0 - 21.0 mi

Top 65%
×8story building
+106ft-24ft

Overall

16631

Males

9936

M50-54

9936

21M→35K

21.0 - 21.8 mi

Top 66%
×7story building
+17ft-86ft

Overall

16802

Males

10013

M50-54

10013

35K→23M

21.8 - 23.0 mi

Top 64%
×5story building
+23ft-63ft

Overall

16227

Males

9683

M50-54

9683

23M→24M

23.0 - 24.0 mi

Top 69%
×6story building
+12ft-82ft

Overall

17601

Males

10299

M50-54

10299

24M→40K

24.0 - 24.9 mi

Top 69%
×1story
+6ft-20ft

Overall

17547

Males

10218

M50-54

10218

40K→25.2M

24.9 - 25.2 mi

Top 91%
×1story
+13ft-16ft

Overall

23183

Males

13124

M50-54

13124

25.2M→Finish

25.2 - 26.2 mi

Top 74%
×2story building
+22ft-21ft

Overall

18821

Males

10894

M50-54

10894

Passing Analysis

Category:
Athletes Passed
1815
Passed By
3500
Net Change
-1685
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#15507
5K → 10K256322-66#15507#15573
10K → 15K171743-1726#15573#17299
15K → 20K369130+239#17299#17060
20K → Half4132+9#17060#17051
Half → 25K227152+75#17051#16976
25K → 30K295212+83#16976#16893
30K → 20M106157-51#16893#16944
20M → 21M100105-5#16944#16949
21M → 35K7271+1#16949#16948
35K → 23M10880+28#16948#16920
23M → 24M60119-59#16920#16979
24M → 40K84102-18#16979#16997
40K → 25.2M10184-174#16997#17171
25.2M → Finish7091-21#17171#17192
TOTALS18153500-1685
📊

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