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BOSTON MARATHON 2024

Robert Hsu

Bib: 24371•M

CA

0:00
0:00
/ mi
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Overall
#0 / 25550
Gender (Male)
#0 / 14578
Division (M18-39)
#0 / 4849
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
9:18/mi
28:54
↑ 97↓ 3451.5%
10K· 6.21 mi
10:06/mi
1:00:17
↑ 79↓ 1380.4%
15K· 9.32 mi
11:10/mi
1:34:59
↑ 67↓ 78
20K· 12.43 mi
11:21/mi
2:10:14
↑ 106↓ 860.1%
Half· 13.11 mi
11:17/mi
2:17:56
↑ 19↓ 370.5%
25K· 15.53 mi
12:07/mi
2:47:18
↑ 66↓ 880.2%
30K· 18.64 mi
12:59/mi
3:27:39
↑ 181↓ 1480.2%
20M
13:08/mi
3:45:30
↑ 64↓ 500.2%
21M
14:36/mi
4:00:06
↑ 106↓ 241.6%
35K· 21.75 mi
12:26/mi
4:09:24
↑ 17↓ 861.7%
23M
13:59/mi
4:26:54
↑ 23↓ 630.6%
24M
12:54/mi
4:39:48
↓ 821.3%
40K· 24.85 mi
13:45/mi
4:51:33
↓ 200.3%
25.2M
14:50/mi
4:56:40
↑ 13↓ 160.2%
Finish· 26.22 mi
11:49/mi
5:08:43
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time2:17:56
Pace10:31 /mi
2nd Half
Distance13.11 mi
Time2:50:47
Pace13:02 /mi
📊Positive Split: 23.8% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:44:1528:549:1828:54
9:18
-
10K
6.21 mi12:15:381:00:179:4231:23
10:06
+0:48
15K
9.32 mi12:50:201:34:5910:1134:42
11:10
+1:04
20K
12.43 mi13:25:352:10:1410:2935:15
11:21
+0:11
Half
13.11 mi13:33:172:17:5610:317:42
11:17
-0:04
25K
15.53 mi14:02:392:47:1810:4629:22
12:07
+0:50
30K
18.64 mi14:43:003:27:3911:0840:21
12:59
+0:52
20M
20.00 mi15:00:513:45:3011:1617:51
13:08
+0:09
21M
21.00 mi15:15:274:00:0611:2614:36
14:36
+1:28
35K
21.75 mi15:24:454:09:2411:289:18
12:26
-2:10
23M
23.00 mi15:42:154:26:5411:3617:30
13:59
+1:33
24M
24.00 mi15:55:094:39:4811:4012:54
12:54
-1:05
40K
24.85 mi16:06:544:51:3311:4411:45
13:45
+0:51
25.2M
25.20 mi16:12:014:56:4011:465:07
14:50
+1:05
Finish
26.22 mi16:24:045:08:4311:4712:03
11:49
-3:01

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

9:18 /mi

Average Pace

11:47 /mi

Slowest Pace

14:50 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:17:56

45% of race

Time at Steady Pace

2:01:49

39% of race

Time at Slower Pace

48:58

16% of race

Average Pace: 11:46 /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 mi11:44:1528:549:1828:54
9:18
#21117
10K
6.21 mi12:15:381:00:179:4231:23
10:06
#22076
15K
9.32 mi12:50:201:34:5910:1134:42
11:10
#22908
20K
12.43 mi13:25:352:10:1410:2935:15
11:21
#22995
Half
13.11 mi13:33:172:17:5610:317:42
11:17
#23043
25K
15.53 mi14:02:392:47:1810:4629:22
12:07
#23135
30K
18.64 mi14:43:003:27:3911:0840:21
12:59
#23224
20M
20.00 mi15:00:513:45:3011:1617:51
13:08
#23219
21M
21.00 mi15:15:274:00:0611:2614:36
14:36
#23211
35K
21.75 mi15:24:454:09:2411:289:18
12:26
#23175
23M
23.00 mi15:42:154:26:5411:3617:30
13:59
#23231
24M
24.00 mi15:55:094:39:4811:4012:54
12:54
#23225
40K
24.85 mi16:06:544:51:3311:4411:45
13:45
#23252
25.2M
25.20 mi16:12:014:56:4011:465:07
14:50
#23257
Finish
26.22 mi16:24:045:08:4311:4712:03
11:49
#23262
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM18-39Seg. OverallSeg. MalesSeg. M18-39
5K3.11 mi3.11 mi21117126161261623924(Top 94%)13947(Top 96%)13947(Top 288%)
10K6.21 mi3.10 mi22076-95913080-46413080-46422744(Top 89%)13388(Top 92%)13388(Top 276%)
15K9.32 mi3.11 mi22908-83213497-41713497-41723924(Top 94%)13947(Top 96%)13947(Top 288%)
20K12.43 mi3.11 mi22995-8713544-4713544-4723182(Top 91%)13585(Top 93%)13585(Top 280%)
Half13.11 mi0.68 mi23043-4813555-1113555-1123867(Top 93%)13841(Top 95%)13841(Top 285%)
25K15.53 mi2.42 mi23135-9213559-413559-423278(Top 91%)13546(Top 93%)13546(Top 279%)
30K18.64 mi3.11 mi23224-8913555+413555+423288(Top 91%)13447(Top 92%)13447(Top 277%)
20M20.00 mi1.36 mi23219+513532+2313532+2323025(Top 90%)13206(Top 91%)13206(Top 272%)
21M21.00 mi1.00 mi23211+813513+1913513+1923096(Top 90%)13220(Top 91%)13220(Top 273%)
35K21.75 mi0.75 mi23175+3613484+2913484+2922480(Top 88%)12861(Top 88%)12861(Top 265%)
23M23.00 mi1.25 mi23231-5613509-2513509-2523744(Top 93%)13514(Top 93%)13514(Top 279%)
24M24.00 mi1.00 mi23225+613497+1213497+1222920(Top 90%)13017(Top 89%)13017(Top 268%)
40K24.85 mi0.85 mi23252-2713506-913506-923328(Top 91%)13200(Top 91%)13200(Top 272%)
25.2M25.20 mi0.35 mi23257-5135061350622820(Top 89%)12928(Top 89%)12928(Top 267%)
Finish26.22 mi1.02 mi23262-513492+1413492+1422990(Top 90%)13015(Top 89%)13015(Top 268%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 94%
×21story building
+97ft-345ft

Overall

23924

Males

13947

M18-39

13947

5K→10K

3.1 - 6.2 mi

Top 89%
×5story building
+79ft-138ft

Overall

22744

Males

13388

M18-39

13388

10K→15K

6.2 - 9.3 mi

Top 94%
×3story building
+67ft-78ft

Overall

23924

Males

13947

M18-39

13947

15K→20K

9.3 - 12.4 mi

Top 91%
×5story building
+106ft-86ft

Overall

23182

Males

13585

M18-39

13585

20K→Half

12.4 - 13.1 mi

Top 93%
×2story building
+19ft-37ft

Overall

23867

Males

13841

M18-39

13841

Half→25K

13.1 - 15.5 mi

Top 91%
×4story building
+66ft-88ft

Overall

23278

Males

13546

M18-39

13546

25K→30K

15.5 - 18.6 mi

Top 91%
×9story building
+181ft-148ft

Overall

23288

Males

13447

M18-39

13447

30K→20M

18.6 - 20.0 mi

Top 90%
×5story building
+64ft-50ft

Overall

23025

Males

13206

M18-39

13206

20M→21M

20.0 - 21.0 mi

Top 90%
×8story building
+106ft-24ft

Overall

23096

Males

13220

M18-39

13220

21M→35K

21.0 - 21.8 mi

Top 88%
×7story building
+17ft-86ft

Overall

22480

Males

12861

M18-39

12861

35K→23M

21.8 - 23.0 mi

Top 93%
×5story building
+23ft-63ft

Overall

23744

Males

13514

M18-39

13514

23M→24M

23.0 - 24.0 mi

Top 90%
×6story building
+12ft-82ft

Overall

22920

Males

13017

M18-39

13017

24M→40K

24.0 - 24.9 mi

Top 91%
×1story
+6ft-20ft

Overall

23328

Males

13200

M18-39

13200

40K→25.2M

24.9 - 25.2 mi

Top 89%
×1story
+13ft-16ft

Overall

22820

Males

12928

M18-39

12928

25.2M→Finish

25.2 - 26.2 mi

Top 90%
×2story building
+22ft-21ft

Overall

22990

Males

13015

M18-39

13015

Passing Analysis

Category:
Athletes Passed
707
Passed By
2852
Net Change
-2145
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#21117
5K → 10K29988-959#21117#22076
10K → 15K22854-832#22076#22908
15K → 20K135222-87#22908#22995
20K → Half2068-48#22995#23043
Half → 25K88180-92#23043#23135
25K → 30K102191-89#23135#23224
30K → 20M6459+5#23224#23219
20M → 21M5345+8#23219#23211
21M → 35K5115+36#23211#23175
35K → 23M3591-56#23175#23231
23M → 24M3529+6#23231#23225
24M → 40K2249-27#23225#23252
40K → 25.2M1318-5#23252#23257
25.2M → Finish3843-5#23257#23262
TOTALS7072852-2145
📊

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