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BOSTON MARATHON 2024

Yufeng Guo

Bib: 950•M

NY

0:00
0:00
/ mi
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Overall
#0 / 25550
Top 6%
Gender (Male)
#0 / 14578
Top 10%
Division (M18-39)
#0 / 4849
Top 24%
Race Day Weather
55°/45°F
scattered clouds

⏱️ Race Timeline

Watch your race unfold from start to finish

Start
0:00:00
Race begins
5K· 3.11 mi
20:28
Rank: #3912
Start → 5K
20:28 | 6:35/mi
10K· 6.21 mi
40:52
Rank: #3602 (+310)
5K → 10K
20:24 | 6:34/mi
15K· 9.32 mi
1:01:19
Rank: #3421 (+181)
10K → 15K
20:27 | 6:35/mi
20K· 12.43 mi
1:22:13
Rank: #3368 (+53)
15K → 20K
20:54 | 6:44/mi
Half· 13.11 mi
1:26:48
Rank: #3401 (-33)
20K → Half
4:35 | 6:43/mi
25K· 15.53 mi
1:43:12
Rank: #3258 (+143)
Half → 25K
16:24 | 6:46/mi
30K· 18.64 mi
2:04:39
Rank: #2977 (+281)
25K → 30K
21:27 | 6:54/mi
20M
2:13:49
Rank: #2774 (+203)
30K → 20M
9:10 | 6:45/mi
21M
2:20:38
Rank: #2529 (+245)
20M → 21M
6:49 | 6:49/mi
35K· 21.75 mi
2:25:19
Rank: #2402 (+127)
21M → 35K
4:41 | 6:16/mi
23M
2:33:04
Rank: #2108 (+294)
35K → 23M
7:45 | 6:11/mi
24M
2:39:14
Rank: #1937 (+171)
23M → 24M
6:10 | 6:10/mi
40K· 24.85 mi
2:44:29
Rank: #1793 (+144)
24M → 40K
5:15 | 6:08/mi
25.2M
2:46:46
Rank: #1714 (+79)
40K → 25.2M
2:17 | 6:37/mi
Finish· 26.22 mi
2:52:37
Rank: #1562 (+152)
25.2M → Finish
5:51 | 5:44/mi

Course Map & Elevation

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Half Splits

1st Half· via Half
Distance13.11 mi
Time1:26:48
Pace6:37 /mi
2nd Half✓ Faster
Distance13.11 mi
Time1:25:49
Pace6:33 /mi
📊Negative Split: 1.1% faster second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:20:4620:286:3520:28
6:35
-
10K
6.21 mi10:41:1040:526:3520:24
6:34
-0:01
15K
9.32 mi11:01:371:01:196:3520:27
6:35
+0:01
20K
12.43 mi11:22:311:22:136:3720:54
6:44
+0:09
Half
13.11 mi11:27:061:26:486:374:35
6:43
-0:01
25K
15.53 mi11:43:301:43:126:3916:24
6:46
+0:03
30K
18.64 mi12:04:572:04:396:4121:27
6:54
+0:08
20M
20.00 mi12:14:072:13:496:419:10
6:45
-0:09
21M
21.00 mi12:20:562:20:386:426:49
6:49
+0:04
35K
21.75 mi12:25:372:25:196:414:41
6:16
-0:33
23M
23.00 mi12:33:222:33:046:397:45
6:11
-0:05
24M
24.00 mi12:39:322:39:146:386:10
6:10
-0:01
40K
24.85 mi12:44:472:44:296:375:15
6:08
-0:02
25.2M
25.20 mi12:47:042:46:466:372:17
6:37
+0:29
Finish
26.22 mi12:52:552:52:376:355:51
5:44
-0:53

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

5:44 /mi

Average Pace

6:35 /mi

Slowest Pace

6:54 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Bar length shows time spent in each segment. Colors mark your faster to slower segments, relative to your own pace.

Time at Faster Pace

29:42

17% of race

Time at Steady Pace

1:29:05

52% of race

Time at Slower Pace

53:50

31% of race

Average Pace: 6:35 /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

Enhanced split table showing pace trends through mini sparkline visualizations.

Overall Pace Trend

CheckpointDistanceTime of DayTimeAvg PaceSegmentPaceTrendRank
5K
3.11 mi10:20:4620:286:3520:28
6:35
#3912
10K
6.21 mi10:41:1040:526:3520:24
6:34
#3602
15K
9.32 mi11:01:371:01:196:3520:27
6:35
#3421
20K
12.43 mi11:22:311:22:136:3720:54
6:44
#3368
Half
13.11 mi11:27:061:26:486:374:35
6:43
#3401
25K
15.53 mi11:43:301:43:126:3916:24
6:46
#3258
30K
18.64 mi12:04:572:04:396:4121:27
6:54
#2977
20M
20.00 mi12:14:072:13:496:419:10
6:45
#2774
21M
21.00 mi12:20:562:20:386:426:49
6:49
#2529
35K
21.75 mi12:25:372:25:196:414:41
6:16
#2402
23M
23.00 mi12:33:222:33:046:397:45
6:11
#2108
24M
24.00 mi12:39:322:39:146:386:10
6:10
#1937
40K
24.85 mi12:44:472:44:296:375:15
6:08
#1793
25.2M
25.20 mi12:47:042:46:466:372:17
6:37
#1714
Finish
26.22 mi12:52:552:52:376:355:51
5:44
#1562
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM18-39Seg. OverallSeg. MalesSeg. M18-39
5K3.11 mi3.11 mi3912369936993147(Top 12%)2997(Top 21%)2997(Top 62%)
10K6.21 mi3.10 mi3602+3103417+2823417+2823394(Top 13%)3224(Top 22%)3224(Top 66%)
15K9.32 mi3.11 mi3421+1813255+1623255+1623147(Top 12%)2997(Top 21%)2997(Top 62%)
20K12.43 mi3.11 mi3368+533203+523203+523358(Top 13%)3177(Top 22%)3177(Top 66%)
Half13.11 mi0.68 mi3401-333235-323235-323823(Top 15%)3571(Top 24%)3571(Top 74%)
25K15.53 mi2.42 mi3258+1433096+1393096+1392958(Top 12%)2789(Top 19%)2789(Top 58%)
30K18.64 mi3.11 mi2977+2812824+2722824+2722380(Top 9%)2241(Top 15%)2241(Top 46%)
20M20.00 mi1.36 mi2774+2032633+1912633+1911431(Top 6%)1354(Top 9%)1354(Top 28%)
21M21.00 mi1.00 mi2529+2452405+2282405+228744(Top 3%)703(Top 5%)703(Top 14%)
35K21.75 mi0.75 mi2402+1272290+1152290+115763(Top 3%)722(Top 5%)722(Top 15%)
23M23.00 mi1.25 mi2108+2942016+2742016+274318(Top 1%)296(Top 2%)296(Top 6%)
24M24.00 mi1.00 mi1937+1711852+1641852+164428(Top 2%)398(Top 3%)398(Top 8%)
40K24.85 mi0.85 mi1793+1441716+1361716+136292(Top 1%)268(Top 2%)268(Top 6%)
25.2M25.20 mi0.35 mi1714+791640+761640+76246(Top 1.0%)227(Top 2%)227(Top 5%)
Finish26.22 mi1.02 mi1562+1521493+1471493+147187(Top 0.7%)173(Top 1%)173(Top 4%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 12%
×21stories
+97ft-345ft

Overall

3147

Males

2997

M18-39

2997

5K→10K

3.1 - 6.2 mi

Top 13%
×5stories
+79ft-138ft

Overall

3394

Males

3224

M18-39

3224

10K→15K

6.2 - 9.3 mi

Top 12%
×3stories
+67ft-78ft

Overall

3147

Males

2997

M18-39

2997

15K→20K

9.3 - 12.4 mi

Top 13%
×5stories
+106ft-86ft

Overall

3358

Males

3177

M18-39

3177

20K→Half

12.4 - 13.1 mi

Top 15%
×2stories
+19ft-37ft

Overall

3823

Males

3571

M18-39

3571

Half→25K

13.1 - 15.5 mi

Top 12%
×4stories
+66ft-88ft

Overall

2958

Males

2789

M18-39

2789

25K→30K

15.5 - 18.6 mi

Top 9%
×9stories
+181ft-148ft

Overall

2380

Males

2241

M18-39

2241

30K→20M

18.6 - 20.0 mi

Top 6%
×5stories
+64ft-50ft

Overall

1431

Males

1354

M18-39

1354

20M→21M

20.0 - 21.0 mi

Top 3%
×8stories
+106ft-24ft

Overall

744

Males

703

M18-39

703

21M→35K

21.0 - 21.8 mi

Top 3%
×7stories
+17ft-86ft

Overall

763

Males

722

M18-39

722

35K→23M

21.8 - 23.0 mi

Top 1%
×5stories
+23ft-63ft

Overall

318

Males

296

M18-39

296

23M→24M

23.0 - 24.0 mi

Top 2%
×6stories
+12ft-82ft

Overall

428

Males

398

M18-39

398

24M→40K

24.0 - 24.9 mi

Top 1%
×1story
+6ft-20ft

Overall

292

Males

268

M18-39

268

40K→25.2M

24.9 - 25.2 mi

Top 1.0%
×1story
+13ft-16ft

Overall

246

Males

227

M18-39

227

25.2M→Finish

25.2 - 26.2 mi

Top 0.7%
×2stories
+22ft-21ft

Overall

187

Males

173

M18-39

173

Passing Analysis

Category:
Athletes Passed
2637
Passed By
287
Net Change
+2350
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#3912
5K → 10K35141+310#3912#3602
10K → 15K21736+181#3602#3421
15K → 20K13380+53#3421#3368
20K → Half942-33#3368#3401
Half → 25K18643+143#3401#3258
25K → 30K32241+281#3258#2977
30K → 20M2063+203#2977#2774
20M → 21M2461+245#2774#2529
21M → 35K1270+127#2529#2402
35K → 23M2940+294#2402#2108
23M → 24M1710+171#2108#1937
24M → 40K1440+144#1937#1793
40K → 25.2M790+79#1793#1714
25.2M → Finish1520+152#1714#1562
TOTALS2637287+2350
📊

Passing Visuals

Category:

📈Position Graph

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🎨Heatmap Timeline

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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