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BOSTON MARATHON 2023

Yuefeng Tang

Bib: 3630•M

NY

0:00
0:00
/ mi
Masters
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Overall
#0 / 26622
Top 9%
Gender (Male)
#0 / 15176
Top 16%
Masters (Masters Men)
#0 / 9891
Top 6%
Division (M40-44)
#0 / 2241
Top 15%
Race Day Weather
49°/39°F
light intensity drizzle

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
20:40
Rank: #3234
Start → 5K
20:40 | 6:39/mi
10K· 6.21 mi
40:54
Rank: #3011 (+223)
5K → 10K
20:14 | 6:31/mi
15K· 9.32 mi
1:00:58
Rank: #2772 (+239)
10K → 15K
20:04 | 6:28/mi
20K· 12.43 mi
1:21:21
Rank: #2702 (+70)
15K → 20K
20:23 | 6:34/mi
Half· 13.11 mi
1:25:47
Rank: #2704 (-2)
20K → Half
4:26 | 6:30/mi
25K· 15.53 mi
1:41:41
Rank: #2659 (+45)
Half → 25K
15:54 | 6:33/mi
30K· 18.64 mi
2:02:42
Rank: #2651 (+8)
25K → 30K
21:01 | 6:46/mi
20M
2:11:55
Rank: #2626 (+25)
30K → 20M
9:13 | 6:47/mi
21M
2:19:05
Rank: #2585 (+41)
20M → 21M
7:10 | 7:10/mi
35K· 21.75 mi
2:24:01
Rank: #2580 (+5)
21M → 35K
4:56 | 6:36/mi
23M
2:32:33
Rank: #2539 (+41)
35K → 23M
8:32 | 6:49/mi
24M
2:39:11
Rank: #2526 (+13)
23M → 24M
6:38 | 6:38/mi
40K· 24.85 mi
2:44:59
Rank: #2518 (+8)
24M → 40K
5:48 | 6:47/mi
25.2M
2:47:32
Rank: #2531 (-13)
40K → 25.2M
2:33 | 7:24/mi
Finish· 26.22 mi
2:54:15
Rank: #2527 (+4)
25.2M → Finish
6:43 | 6:35/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:25:47
Pace6:33 /mi
2nd Half
Distance13.11 mi
Time1:28:28
Pace6:45 /mi
📊Positive Split: 3.1% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:22:1120:406:3920:40
6:39
-
10K
6.21 mi10:42:2540:546:3520:14
6:31
-0:08
15K
9.32 mi11:02:291:00:586:3220:04
6:28
-0:03
20K
12.43 mi11:22:521:21:216:3320:23
6:34
+0:06
Half
13.11 mi11:27:181:25:476:334:26
6:30
-0:04
25K
15.53 mi11:43:121:41:416:3315:54
6:33
+0:03
30K
18.64 mi12:04:132:02:426:3521:01
6:46
+0:13
20M
20.00 mi12:13:262:11:556:369:13
6:47
+0:01
21M
21.00 mi12:20:362:19:056:377:10
7:10
+0:23
35K
21.75 mi12:25:322:24:016:374:56
6:36
-0:34
23M
23.00 mi12:34:042:32:336:388:32
6:49
+0:13
24M
24.00 mi12:40:422:39:116:386:38
6:38
-0:11
40K
24.85 mi12:46:302:44:596:385:48
6:47
+0:09
25.2M
25.20 mi12:49:032:47:326:392:33
7:24
+0:37
Finish
26.22 mi12:55:462:54:156:396:43
6:35
-0:49

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

6:28 /mi

Average Pace

6:39 /mi

Slowest Pace

7:24 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:44:32

94% of race

Time at Steady Pace

9:43

6% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 6:39 /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 mi10:22:1120:406:3920:40
6:39
#3234
10K
6.21 mi10:42:2540:546:3520:14
6:31
#3011
15K
9.32 mi11:02:291:00:586:3220:04
6:28
#2772
20K
12.43 mi11:22:521:21:216:3320:23
6:34
#2702
Half
13.11 mi11:27:181:25:476:334:26
6:30
#2704
25K
15.53 mi11:43:121:41:416:3315:54
6:33
#2659
30K
18.64 mi12:04:132:02:426:3521:01
6:46
#2651
20M
20.00 mi12:13:262:11:556:369:13
6:47
#2626
21M
21.00 mi12:20:362:19:056:377:10
7:10
#2585
35K
21.75 mi12:25:322:24:016:374:56
6:36
#2580
23M
23.00 mi12:34:042:32:336:388:32
6:49
#2539
24M
24.00 mi12:40:422:39:116:386:38
6:38
#2526
40K
24.85 mi12:46:302:44:596:385:48
6:47
#2518
25.2M
25.20 mi12:49:032:47:326:392:33
7:24
#2531
Finish
26.22 mi12:55:462:54:156:396:43
6:35
#2527
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM40-44Seg. OverallSeg. MalesSeg. M40-44
5K3.11 mi3.11 mi3234305330532408(Top 9%)2311(Top 15%)2311(Top 103%)
10K6.21 mi3.10 mi3011+2232869+1842869+1842864(Top 11%)2736(Top 18%)2736(Top 122%)
15K9.32 mi3.11 mi2772+2392647+2222647+2222408(Top 9%)2311(Top 15%)2311(Top 103%)
20K12.43 mi3.11 mi2702+702581+662581+662616(Top 10%)2502(Top 16%)2502(Top 112%)
Half13.11 mi0.68 mi2704-22584-32584-32756(Top 10%)2640(Top 17%)2640(Top 118%)
25K15.53 mi2.42 mi2659+452540+442540+442473(Top 9%)2365(Top 16%)2365(Top 106%)
30K18.64 mi3.11 mi2651+82531+92531+92763(Top 10%)2621(Top 17%)2621(Top 117%)
20M20.00 mi1.36 mi2626+252509+222509+222690(Top 10%)2544(Top 17%)2544(Top 114%)
21M21.00 mi1.00 mi2585+412473+362473+362904(Top 11%)2721(Top 18%)2721(Top 121%)
35K21.75 mi0.75 mi2580+52467+62467+62932(Top 11%)2743(Top 18%)2743(Top 122%)
23M23.00 mi1.25 mi2539+412427+402427+402726(Top 10%)2552(Top 17%)2552(Top 114%)
24M24.00 mi1.00 mi2526+132414+132414+132730(Top 10%)2539(Top 17%)2539(Top 113%)
40K24.85 mi0.85 mi2518+82404+102404+102730(Top 10%)2516(Top 17%)2516(Top 112%)
25.2M25.20 mi0.35 mi2531-132415-112415-113332(Top 13%)3015(Top 20%)3015(Top 135%)
Finish26.22 mi1.02 mi2527+42410+52410+52925(Top 11%)2650(Top 17%)2650(Top 118%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 9%
×21stories
+97ft-345ft

Overall

2408

Males

2311

M40-44

2311

5K→10K

3.1 - 6.2 mi

Top 11%
×5stories
+79ft-138ft

Overall

2864

Males

2736

M40-44

2736

10K→15K

6.2 - 9.3 mi

Top 9%
×3stories
+67ft-78ft

Overall

2408

Males

2311

M40-44

2311

15K→20K

9.3 - 12.4 mi

Top 10%
×5stories
+106ft-86ft

Overall

2616

Males

2502

M40-44

2502

20K→Half

12.4 - 13.1 mi

Top 10%
×2stories
+19ft-37ft

Overall

2756

Males

2640

M40-44

2640

Half→25K

13.1 - 15.5 mi

Top 9%
×4stories
+66ft-88ft

Overall

2473

Males

2365

M40-44

2365

25K→30K

15.5 - 18.6 mi

Top 10%
×9stories
+181ft-148ft

Overall

2763

Males

2621

M40-44

2621

30K→20M

18.6 - 20.0 mi

Top 10%
×5stories
+64ft-50ft

Overall

2690

Males

2544

M40-44

2544

20M→21M

20.0 - 21.0 mi

Top 11%
×8stories
+106ft-24ft

Overall

2904

Males

2721

M40-44

2721

21M→35K

21.0 - 21.8 mi

Top 11%
×7stories
+17ft-86ft

Overall

2932

Males

2743

M40-44

2743

35K→23M

21.8 - 23.0 mi

Top 10%
×5stories
+23ft-63ft

Overall

2726

Males

2552

M40-44

2552

23M→24M

23.0 - 24.0 mi

Top 10%
×6stories
+12ft-82ft

Overall

2730

Males

2539

M40-44

2539

24M→40K

24.0 - 24.9 mi

Top 10%
×1story
+6ft-20ft

Overall

2730

Males

2516

M40-44

2516

40K→25.2M

24.9 - 25.2 mi

Top 13%
×1story
+13ft-16ft

Overall

3332

Males

3015

M40-44

3015

25.2M→Finish

25.2 - 26.2 mi

Top 11%
×2stories
+22ft-21ft

Overall

2925

Males

2650

M40-44

2650

Passing Analysis

Category:
Athletes Passed
1135
Passed By
428
Net Change
+707
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#3234
5K → 10K29471+223#3234#3011
10K → 15K25617+239#3011#2772
15K → 20K10737+70#2772#2702
20K → Half1719-2#2702#2704
Half → 25K6722+45#2704#2659
25K → 30K7567+8#2659#2651
30K → 20M5429+25#2651#2626
20M → 21M5716+41#2626#2585
21M → 35K1914+5#2585#2580
35K → 23M6423+41#2580#2539
23M → 24M3724+13#2539#2526
24M → 40K3527+8#2526#2518
40K → 25.2M1528-13#2518#2531
25.2M → Finish3834+4#2531#2527
TOTALS1135428+707
📊

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