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BOSTON MARATHON 2025

Quang Nguyen

Bib: 5073•M

NV

0:00
0:00
/ mi
Masters
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Overall
#0 / 28404
Top 34%
Gender (Male)
#0 / 16105
Top 47%
Masters (Masters Men)
#0 / 10463
Top 35%
Division (M50-54)
#0 / 1996
Top 36%
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
7:14/mi
22:28
↑ 97↓ 3451.5%
10K· 6.21 mi
7:16/mi
45:02
↑ 79↓ 1380.4%
15K· 9.32 mi
7:09/mi
1:07:15
↑ 67↓ 78
20K· 12.43 mi
7:11/mi
1:29:35
↑ 106↓ 860.1%
Half· 13.11 mi
7:08/mi
1:34:27
↑ 19↓ 370.5%
25K· 15.53 mi
7:15/mi
1:52:02
↑ 66↓ 880.2%
30K· 18.64 mi
7:43/mi
2:15:59
↑ 181↓ 1480.2%
20M
8:12/mi
2:27:07
↑ 64↓ 500.2%
21M
8:52/mi
2:35:59
↑ 106↓ 241.6%
35K· 21.75 mi
7:57/mi
2:41:56
↑ 17↓ 861.7%
23M
8:14/mi
2:52:15
↑ 23↓ 630.6%
24M
8:05/mi
3:00:20
↓ 821.3%
40K· 24.85 mi
8:07/mi
3:07:16
↓ 200.3%
25.2M
8:59/mi
3:10:22
↑ 13↓ 160.2%
Finish· 26.22 mi
7:49/mi
3:18:20
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:34:27
Pace7:12 /mi
2nd Half
Distance13.11 mi
Time1:43:53
Pace7:55 /mi
📊Positive Split: 10.0% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:27:2022:287:1422:28
7:14
-
10K
6.21 mi10:49:5445:027:1522:34
7:16
+0:02
15K
9.32 mi11:12:071:07:157:1322:13
7:09
-0:07
20K
12.43 mi11:34:271:29:357:1322:20
7:11
+0:02
Half
13.11 mi11:39:191:34:277:124:52
7:08
-0:03
25K
15.53 mi11:56:541:52:027:1317:35
7:15
+0:07
30K
18.64 mi12:20:512:15:597:1823:57
7:43
+0:28
20M
20.00 mi12:31:592:27:077:2111:08
8:12
+0:29
21M
21.00 mi12:40:512:35:597:268:52
8:52
+0:40
35K
21.75 mi12:46:482:41:567:275:57
7:57
-0:55
23M
23.00 mi12:57:072:52:157:2910:19
8:14
+0:17
24M
24.00 mi13:05:123:00:207:318:05
8:05
-0:09
40K
24.85 mi13:12:083:07:167:326:56
8:07
+0:02
25.2M
25.20 mi13:15:143:10:227:333:06
8:59
+0:52
Finish
26.22 mi13:23:123:18:207:347:58
7:49
-1:10

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

7:08 /mi

Average Pace

7:34 /mi

Slowest Pace

8:59 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:52:02

56% of race

Time at Steady Pace

45:57

23% of race

Time at Slower Pace

40:21

20% of race

Average Pace: 7:34 /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 mi10:27:2022:287:1422:28
7:14
#9732
10K
6.21 mi10:49:5445:027:1522:34
7:16
#9853
15K
9.32 mi11:12:071:07:157:1322:13
7:09
#9437
20K
12.43 mi11:34:271:29:357:1322:20
7:11
#9064
Half
13.11 mi11:39:191:34:277:124:52
7:08
#9029
25K
15.53 mi11:56:541:52:027:1317:35
7:15
#8776
30K
18.64 mi12:20:512:15:597:1823:57
7:43
#8794
20M
20.00 mi12:31:592:27:077:2111:08
8:12
#9010
21M
21.00 mi12:40:512:35:597:268:52
8:52
#9214
35K
21.75 mi12:46:482:41:567:275:57
7:57
#9299
23M
23.00 mi12:57:072:52:157:2910:19
8:14
#9404
24M
24.00 mi13:05:123:00:207:318:05
8:05
#9483
40K
24.85 mi13:12:083:07:167:326:56
8:07
#9530
25.2M
25.20 mi13:15:143:10:227:333:06
8:59
#9551
Finish
26.22 mi13:23:123:18:207:347:58
7:49
#9621
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM50-54Seg. OverallSeg. MalesSeg. M50-54
5K3.11 mi3.11 mi9732802180218707(Top 31%)7378(Top 46%)7378(Top 370%)
10K6.21 mi3.10 mi9853-1218094-738094-7310023(Top 35%)8155(Top 51%)8155(Top 409%)
15K9.32 mi3.11 mi9437+4167843+2517843+2518707(Top 31%)7378(Top 46%)7378(Top 370%)
20K12.43 mi3.11 mi9064+3737599+2447599+2448102(Top 29%)6936(Top 43%)6936(Top 347%)
Half13.11 mi0.68 mi9029+357576+237576+238541(Top 30%)7224(Top 45%)7224(Top 362%)
25K15.53 mi2.42 mi8776+2537405+1717405+1718000(Top 28%)6769(Top 42%)6769(Top 339%)
30K18.64 mi3.11 mi8794-187355+507355+509244(Top 33%)7282(Top 45%)7282(Top 365%)
20M20.00 mi1.36 mi9010-2167444-897444-8911735(Top 41%)8382(Top 52%)8382(Top 420%)
21M21.00 mi1.00 mi9214-2047521-777521-7712674(Top 45%)8670(Top 54%)8670(Top 434%)
35K21.75 mi0.75 mi9299-857543-227543-2211884(Top 42%)8254(Top 51%)8254(Top 414%)
23M23.00 mi1.25 mi9404-1057566-237566-2311602(Top 41%)8030(Top 50%)8030(Top 402%)
24M24.00 mi1.00 mi9483-797568-27568-211762(Top 41%)8035(Top 50%)8035(Top 403%)
40K24.85 mi0.85 mi9530-477558+107558+1010897(Top 38%)7507(Top 47%)7507(Top 376%)
25.2M25.20 mi0.35 mi9551-217556+27556+211664(Top 41%)7798(Top 48%)7798(Top 391%)
Finish26.22 mi1.02 mi9621-707541+157541+1511534(Top 41%)7779(Top 48%)7779(Top 390%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 31%
×21story building
+97ft-345ft

Overall

8707

Males

7378

M50-54

7378

5K→10K

3.1 - 6.2 mi

Top 35%
×5story building
+79ft-138ft

Overall

10023

Males

8155

M50-54

8155

10K→15K

6.2 - 9.3 mi

Top 31%
×3story building
+67ft-78ft

Overall

8707

Males

7378

M50-54

7378

15K→20K

9.3 - 12.4 mi

Top 29%
×5story building
+106ft-86ft

Overall

8102

Males

6936

M50-54

6936

20K→Half

12.4 - 13.1 mi

Top 30%
×2story building
+19ft-37ft

Overall

8541

Males

7224

M50-54

7224

Half→25K

13.1 - 15.5 mi

Top 28%
×4story building
+66ft-88ft

Overall

8000

Males

6769

M50-54

6769

25K→30K

15.5 - 18.6 mi

Top 33%
×9story building
+181ft-148ft

Overall

9244

Males

7282

M50-54

7282

30K→20M

18.6 - 20.0 mi

Top 41%
×5story building
+64ft-50ft

Overall

11735

Males

8382

M50-54

8382

20M→21M

20.0 - 21.0 mi

Top 45%
×8story building
+106ft-24ft

Overall

12674

Males

8670

M50-54

8670

21M→35K

21.0 - 21.8 mi

Top 42%
×7story building
+17ft-86ft

Overall

11884

Males

8254

M50-54

8254

35K→23M

21.8 - 23.0 mi

Top 41%
×5story building
+23ft-63ft

Overall

11602

Males

8030

M50-54

8030

23M→24M

23.0 - 24.0 mi

Top 41%
×6story building
+12ft-82ft

Overall

11762

Males

8035

M50-54

8035

24M→40K

24.0 - 24.9 mi

Top 38%
×1story
+6ft-20ft

Overall

10897

Males

7507

M50-54

7507

40K→25.2M

24.9 - 25.2 mi

Top 41%
×1story
+13ft-16ft

Overall

11664

Males

7798

M50-54

7798

25.2M→Finish

25.2 - 26.2 mi

Top 41%
×2story building
+22ft-21ft

Overall

11534

Males

7779

M50-54

7779

Passing Analysis

Category:
Athletes Passed
1989
Passed By
1877
Net Change
+111
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#9732
5K → 10K174294-121#9732#9853
10K → 15K44731+416#9853#9437
15K → 20K39926+373#9437#9064
20K → Half5520+35#9064#9029
Half → 25K28431+253#9029#8776
25K → 30K210228-18#8776#8794
30K → 20M53269-216#8794#9010
20M → 21M47251-204#9010#9214
21M → 35K35120-85#9214#9299
35K → 23M83188-105#9299#9404
23M → 24M65144-79#9404#9483
24M → 40K59106-47#9483#9530
40K → 25.2M2546-21#9530#9551
25.2M → Finish53123-70#9551#9621
TOTALS19891877+111
📊

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