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BOSTON MARATHON 2024

Junxiao Yi

Bib: 2225•M

NJ

0:00
0:00
/ mi
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Overall
#0 / 25550
Top 8%
Gender (Male)
#0 / 14578
Top 14%
Division (M18-39)
#0 / 4849
Top 32%
Race Day Weather
55°/45°F
scattered clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
19:23
Rank: #1794
Start → 5K
19:23 | 6:14/mi
10K· 6.21 mi
39:00
Rank: #1872 (-78)
5K → 10K
19:37 | 6:19/mi
15K· 9.32 mi
58:26
Rank: #1742 (+130)
10K → 15K
19:26 | 6:15/mi
20K· 12.43 mi
1:18:26
Rank: #1750 (-8)
15K → 20K
20:00 | 6:26/mi
Half· 13.11 mi
1:22:47
Rank: #1754 (-4)
20K → Half
4:21 | 6:23/mi
25K· 15.53 mi
1:38:29
Rank: #1705 (+49)
Half → 25K
15:42 | 6:29/mi
30K· 18.64 mi
1:59:52
Rank: #1755 (-50)
25K → 30K
21:23 | 6:53/mi
20M
2:09:22
Rank: #1750 (+5)
30K → 20M
9:30 | 6:59/mi
21M
2:16:42
Rank: #1715 (+35)
20M → 21M
7:20 | 7:20/mi
35K· 21.75 mi
2:21:48
Rank: #1713 (+2)
21M → 35K
5:06 | 6:49/mi
23M
2:30:53
Rank: #1736 (-23)
35K → 23M
9:05 | 7:15/mi
24M
2:38:24
Rank: #1806 (-70)
23M → 24M
7:31 | 7:31/mi
40K· 24.85 mi
2:45:24
Rank: #1937 (-131)
24M → 40K
7:00 | 8:11/mi
25.2M
2:48:31
Rank: #1983 (-46)
40K → 25.2M
3:07 | 9:02/mi
Finish· 26.22 mi
2:56:38
Rank: #2162 (-179)
25.2M → Finish
8:07 | 7:58/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:22:47
Pace6:19 /mi
2nd Half
Distance13.11 mi
Time1:33:51
Pace7:10 /mi
📊Positive Split: 13.4% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:21:2819:236:1419:23
6:14
-
10K
6.21 mi10:41:0539:006:1719:37
6:19
+0:05
15K
9.32 mi11:00:3158:266:1619:26
6:15
-0:04
20K
12.43 mi11:20:311:18:266:1920:00
6:26
+0:11
Half
13.11 mi11:24:521:22:476:194:21
6:23
-0:03
25K
15.53 mi11:40:341:38:296:2015:42
6:29
+0:06
30K
18.64 mi12:01:571:59:526:2621:23
6:53
+0:24
20M
20.00 mi12:11:272:09:226:289:30
6:59
+0:06
21M
21.00 mi12:18:472:16:426:317:20
7:20
+0:21
35K
21.75 mi12:23:532:21:486:315:06
6:49
-0:31
23M
23.00 mi12:32:582:30:536:349:05
7:15
+0:26
24M
24.00 mi12:40:292:38:246:367:31
7:31
+0:16
40K
24.85 mi12:47:292:45:246:397:00
8:11
+0:40
25.2M
25.20 mi12:50:362:48:316:413:07
9:02
+0:51
Finish
26.22 mi12:58:432:56:386:458:07
7:58
-1:04

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

6:14 /mi

Average Pace

6:45 /mi

Slowest Pace

9:02 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:38:29

56% of race

Time at Steady Pace

45:04

26% of race

Time at Slower Pace

33:05

19% of race

Average Pace: 6:44 /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 mi10:21:2819:236:1419:23
6:14
#1794
10K
6.21 mi10:41:0539:006:1719:37
6:19
#1872
15K
9.32 mi11:00:3158:266:1619:26
6:15
#1742
20K
12.43 mi11:20:311:18:266:1920:00
6:26
#1750
Half
13.11 mi11:24:521:22:476:194:21
6:23
#1754
25K
15.53 mi11:40:341:38:296:2015:42
6:29
#1705
30K
18.64 mi12:01:571:59:526:2621:23
6:53
#1755
20M
20.00 mi12:11:272:09:226:289:30
6:59
#1750
21M
21.00 mi12:18:472:16:426:317:20
7:20
#1715
35K
21.75 mi12:23:532:21:486:315:06
6:49
#1713
23M
23.00 mi12:32:582:30:536:349:05
7:15
#1736
24M
24.00 mi12:40:292:38:246:367:31
7:31
#1806
40K
24.85 mi12:47:292:45:246:397:00
8:11
#1937
25.2M
25.20 mi12:50:362:48:316:413:07
9:02
#1983
Finish
26.22 mi12:58:432:56:386:458:07
7:58
#2162
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM18-39Seg. OverallSeg. MalesSeg. M18-39
5K3.11 mi3.11 mi1794173417341574(Top 6%)1522(Top 10%)1522(Top 31%)
10K6.21 mi3.10 mi1872-781811-771811-771981(Top 8%)1917(Top 13%)1917(Top 40%)
15K9.32 mi3.11 mi1742+1301686+1251686+1251574(Top 6%)1522(Top 10%)1522(Top 31%)
20K12.43 mi3.11 mi1750-81696-101696-101883(Top 7%)1817(Top 12%)1817(Top 37%)
Half13.11 mi0.68 mi1754-41701-51701-51989(Top 8%)1919(Top 13%)1919(Top 40%)
25K15.53 mi2.42 mi1705+491652+491652+491687(Top 7%)1625(Top 11%)1625(Top 34%)
30K18.64 mi3.11 mi1755-501697-451697-452291(Top 9%)2164(Top 15%)2164(Top 45%)
20M20.00 mi1.36 mi1750+51690+71690+72306(Top 9%)2157(Top 15%)2157(Top 44%)
21M21.00 mi1.00 mi1715+351651+391651+391958(Top 8%)1818(Top 12%)1818(Top 37%)
35K21.75 mi0.75 mi1713+21648+31648+32341(Top 9%)2145(Top 15%)2145(Top 44%)
23M23.00 mi1.25 mi1736-231667-191667-192739(Top 11%)2448(Top 17%)2448(Top 50%)
24M24.00 mi1.00 mi1806-701732-651732-654180(Top 16%)3407(Top 23%)3407(Top 70%)
40K24.85 mi0.85 mi1937-1311851-1191851-1196653(Top 26%)4671(Top 32%)4671(Top 96%)
25.2M25.20 mi0.35 mi1983-461891-401891-406621(Top 26%)4592(Top 31%)4592(Top 95%)
Finish26.22 mi1.02 mi2162-1792044-1532044-1538279(Top 32%)5529(Top 38%)5529(Top 114%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 6%
×21stories
+97ft-345ft

Overall

1574

Males

1522

M18-39

1522

5K→10K

3.1 - 6.2 mi

Top 8%
×5stories
+79ft-138ft

Overall

1981

Males

1917

M18-39

1917

10K→15K

6.2 - 9.3 mi

Top 6%
×3stories
+67ft-78ft

Overall

1574

Males

1522

M18-39

1522

15K→20K

9.3 - 12.4 mi

Top 7%
×5stories
+106ft-86ft

Overall

1883

Males

1817

M18-39

1817

20K→Half

12.4 - 13.1 mi

Top 8%
×2stories
+19ft-37ft

Overall

1989

Males

1919

M18-39

1919

Half→25K

13.1 - 15.5 mi

Top 7%
×4stories
+66ft-88ft

Overall

1687

Males

1625

M18-39

1625

25K→30K

15.5 - 18.6 mi

Top 9%
×9stories
+181ft-148ft

Overall

2291

Males

2164

M18-39

2164

30K→20M

18.6 - 20.0 mi

Top 9%
×5stories
+64ft-50ft

Overall

2306

Males

2157

M18-39

2157

20M→21M

20.0 - 21.0 mi

Top 8%
×8stories
+106ft-24ft

Overall

1958

Males

1818

M18-39

1818

21M→35K

21.0 - 21.8 mi

Top 9%
×7stories
+17ft-86ft

Overall

2341

Males

2145

M18-39

2145

35K→23M

21.8 - 23.0 mi

Top 11%
×5stories
+23ft-63ft

Overall

2739

Males

2448

M18-39

2448

23M→24M

23.0 - 24.0 mi

Top 16%
×6stories
+12ft-82ft

Overall

4180

Males

3407

M18-39

3407

24M→40K

24.0 - 24.9 mi

Top 26%
×1story
+6ft-20ft

Overall

6653

Males

4671

M18-39

4671

40K→25.2M

24.9 - 25.2 mi

Top 26%
×1story
+13ft-16ft

Overall

6621

Males

4592

M18-39

4592

25.2M→Finish

25.2 - 26.2 mi

Top 32%
×2stories
+22ft-21ft

Overall

8279

Males

5529

M18-39

5529

Passing Analysis

Category:
Athletes Passed
679
Passed By
1047
Net Change
-368
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#1794
5K → 10K66144-78#1794#1872
10K → 15K15020+130#1872#1742
15K → 20K6270-8#1742#1750
20K → Half1216-4#1750#1754
Half → 25K9849+49#1754#1705
25K → 30K77127-50#1705#1755
30K → 20M4742+5#1755#1750
20M → 21M6732+35#1750#1715
21M → 35K2422+2#1715#1713
35K → 23M4063-23#1713#1736
23M → 24M1888-70#1736#1806
24M → 40K5136-131#1806#1937
40K → 25.2M753-46#1937#1983
25.2M → Finish6185-179#1983#2162
TOTALS6791047-368
📊

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