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BOSTON MARATHON 2025

Huy Duong

Bib: 12060•M

NY

0:00
0:00
/ mi
Masters
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Overall
#0 / 28404
Gender (Male)
#0 / 16105
Masters (Masters Men)
#0 / 10463
Division (M50-54)
#0 / 1996
Race Day Weather
50°/40°F
broken 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
7:52/mi
24:26
↑ 97↓ 3451.5%
10K· 6.21 mi
7:48/mi
48:40
↑ 79↓ 1380.4%
15K· 9.32 mi
7:47/mi
1:12:50
↑ 67↓ 78
20K· 12.43 mi
8:01/mi
1:37:44
↑ 106↓ 860.1%
Half· 13.11 mi
7:52/mi
1:43:06
↑ 19↓ 370.5%
25K· 15.53 mi
8:34/mi
2:03:52
↑ 66↓ 880.2%
30K· 18.64 mi
10:20/mi
2:35:57
↑ 181↓ 1480.2%
20M
10:33/mi
2:50:17
↑ 64↓ 500.2%
21M
13:26/mi
3:03:43
↑ 106↓ 241.6%
35K· 21.75 mi
9:01/mi
3:10:28
↑ 17↓ 861.7%
23M
10:19/mi
3:23:23
↑ 23↓ 630.6%
24M
9:45/mi
3:33:08
↓ 821.3%
40K· 24.85 mi
9:26/mi
3:41:12
↓ 200.3%
25.2M
10:03/mi
3:44:40
↑ 13↓ 160.2%
Finish· 26.22 mi
8:36/mi
3:53:26
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:43:06
Pace7:52 /mi
2nd Half
Distance13.11 mi
Time2:10:20
Pace9:57 /mi
📊Positive Split: 26.4% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:53:2824:267:5224:26
7:52
-
10K
6.21 mi11:17:4248:407:5024:14
7:48
-0:04
15K
9.32 mi11:41:521:12:507:4924:10
7:47
-0:01
20K
12.43 mi12:06:461:37:447:5224:54
8:01
+0:14
Half
13.11 mi12:12:081:43:067:525:22
7:52
-0:09
25K
15.53 mi12:32:542:03:527:5820:46
8:34
+0:42
30K
18.64 mi13:04:592:35:578:2232:05
10:20
+1:46
20M
20.00 mi13:19:192:50:178:3114:20
10:33
+0:13
21M
21.00 mi13:32:453:03:438:4513:26
13:26
+2:53
35K
21.75 mi13:39:303:10:288:456:45
9:01
-4:25
23M
23.00 mi13:52:253:23:238:5112:55
10:19
+1:18
24M
24.00 mi14:02:103:33:088:539:45
9:45
-0:34
40K
24.85 mi14:10:143:41:128:548:04
9:26
-0:19
25.2M
25.20 mi14:13:423:44:408:553:28
10:03
+0:37
Finish
26.22 mi14:22:283:53:268:558:46
8:36
-1:27

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

7:47 /mi

Average Pace

8:55 /mi

Slowest Pace

13:26 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:43:06

44% of race

Time at Steady Pace

54:06

23% of race

Time at Slower Pace

1:16:14

33% of race

Average Pace: 8:54 /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 mi10:53:2824:267:5224:26
7:52
#15368
10K
6.21 mi11:17:4248:407:5024:14
7:48
#15071
15K
9.32 mi11:41:521:12:507:4924:10
7:47
#14754
20K
12.43 mi12:06:461:37:447:5224:54
8:01
#14795
Half
13.11 mi12:12:081:43:067:525:22
7:52
#14774
25K
15.53 mi12:32:542:03:527:5820:46
8:34
#15351
30K
18.64 mi13:04:592:35:578:2232:05
10:20
#17242
20M
20.00 mi13:19:192:50:178:3114:20
10:33
#17869
21M
21.00 mi13:32:453:03:438:4513:26
13:26
#18899
35K
21.75 mi13:39:303:10:288:456:45
9:01
#18868
23M
23.00 mi13:52:253:23:238:5112:55
10:19
#19120
24M
24.00 mi14:02:103:33:088:539:45
9:45
#19193
40K
24.85 mi14:10:143:41:128:548:04
9:26
#19157
25.2M
25.20 mi14:13:423:44:408:553:28
10:03
#19108
Finish
26.22 mi14:22:283:53:268:558:46
8:36
#19026
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM50-54Seg. OverallSeg. MalesSeg. M50-54
5K3.11 mi3.11 mi15368105661056614179(Top 50%)10017(Top 62%)10017(Top 502%)
10K6.21 mi3.10 mi15071+29710444+12210444+12214791(Top 52%)10337(Top 64%)10337(Top 518%)
15K9.32 mi3.11 mi14754+31710308+13610308+13614179(Top 50%)10017(Top 62%)10017(Top 502%)
20K12.43 mi3.11 mi14795-4110283+2510283+2515045(Top 53%)10341(Top 64%)10341(Top 518%)
Half13.11 mi0.68 mi14774+2110276+710276+714797(Top 52%)10272(Top 64%)10272(Top 515%)
25K15.53 mi2.42 mi15351-57710504-22810504-22817576(Top 62%)11354(Top 70%)11354(Top 569%)
30K18.64 mi3.11 mi17242-189111237-73311237-73322523(Top 79%)13402(Top 83%)13402(Top 671%)
20M20.00 mi1.36 mi17869-62711468-23111468-23122555(Top 79%)13307(Top 83%)13307(Top 667%)
21M21.00 mi1.00 mi18899-103011898-43011898-43025588(Top 90%)14666(Top 91%)14666(Top 735%)
35K21.75 mi0.75 mi18868+3111864+3411864+3418323(Top 65%)11193(Top 70%)11193(Top 561%)
23M23.00 mi1.25 mi19120-25211951-8711951-8721458(Top 76%)12609(Top 78%)12609(Top 632%)
24M24.00 mi1.00 mi19193-7311961-1011961-1020550(Top 72%)12126(Top 75%)12126(Top 608%)
40K24.85 mi0.85 mi19157+3611923+3811923+3818426(Top 65%)11033(Top 69%)11033(Top 553%)
25.2M25.20 mi0.35 mi19108+4911886+3711886+3717239(Top 61%)10480(Top 65%)10480(Top 525%)
Finish26.22 mi1.02 mi19026+8211827+5911827+5916844(Top 59%)10325(Top 64%)10325(Top 517%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 50%
×21story building
+97ft-345ft

Overall

14179

Males

10017

M50-54

10017

5K→10K

3.1 - 6.2 mi

Top 52%
×5story building
+79ft-138ft

Overall

14791

Males

10337

M50-54

10337

10K→15K

6.2 - 9.3 mi

Top 50%
×3story building
+67ft-78ft

Overall

14179

Males

10017

M50-54

10017

15K→20K

9.3 - 12.4 mi

Top 53%
×5story building
+106ft-86ft

Overall

15045

Males

10341

M50-54

10341

20K→Half

12.4 - 13.1 mi

Top 52%
×2story building
+19ft-37ft

Overall

14797

Males

10272

M50-54

10272

Half→25K

13.1 - 15.5 mi

Top 62%
×4story building
+66ft-88ft

Overall

17576

Males

11354

M50-54

11354

25K→30K

15.5 - 18.6 mi

Top 79%
×9story building
+181ft-148ft

Overall

22523

Males

13402

M50-54

13402

30K→20M

18.6 - 20.0 mi

Top 79%
×5story building
+64ft-50ft

Overall

22555

Males

13307

M50-54

13307

20M→21M

20.0 - 21.0 mi

Top 90%
×8story building
+106ft-24ft

Overall

25588

Males

14666

M50-54

14666

21M→35K

21.0 - 21.8 mi

Top 65%
×7story building
+17ft-86ft

Overall

18323

Males

11193

M50-54

11193

35K→23M

21.8 - 23.0 mi

Top 76%
×5story building
+23ft-63ft

Overall

21458

Males

12609

M50-54

12609

23M→24M

23.0 - 24.0 mi

Top 72%
×6story building
+12ft-82ft

Overall

20550

Males

12126

M50-54

12126

24M→40K

24.0 - 24.9 mi

Top 65%
×1story
+6ft-20ft

Overall

18426

Males

11033

M50-54

11033

40K→25.2M

24.9 - 25.2 mi

Top 61%
×1story
+13ft-16ft

Overall

17239

Males

10480

M50-54

10480

25.2M→Finish

25.2 - 26.2 mi

Top 59%
×2story building
+22ft-21ft

Overall

16844

Males

10325

M50-54

10325

Passing Analysis

Category:
Athletes Passed
1601
Passed By
5259
Net Change
-3658
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#15368
5K → 10K463166+297#15368#15071
10K → 15K38366+317#15071#14754
15K → 20K203244-41#14754#14795
20K → Half4120+21#14795#14774
Half → 25K66643-577#14774#15351
25K → 30K191910-1891#15351#17242
30K → 20M28655-627#17242#17869
20M → 21M61036-1030#17869#18899
21M → 35K7039+31#18899#18868
35K → 23M33285-252#18868#19120
23M → 24M47120-73#19120#19193
24M → 40K8347+36#19193#19157
40K → 25.2M5910+49#19157#19108
25.2M → Finish10018+82#19108#19026
TOTALS16015259-3658
📊

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