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BOSTON MARATHON 2025

Dong Hoang

Bib: 23424•F

0:00
0:00
/ mi
Masters
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Overall
#0 / 28404
Gender (Female)
#0 / 12228
Masters (Masters Women)
#0 / 6759
Top 44%
Division (F50-54)
#0 / 1303
Top 40%
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
9:00/mi
27:59
↑ 97↓ 3451.5%
10K· 6.21 mi
8:23/mi
54:02
↑ 79↓ 1380.4%
15K· 9.32 mi
8:20/mi
1:19:56
↑ 67↓ 78
20K· 12.43 mi
8:30/mi
1:46:20
↑ 106↓ 860.1%
Half· 13.11 mi
8:33/mi
1:52:10
↑ 19↓ 370.5%
25K· 15.53 mi
8:36/mi
2:13:01
↑ 66↓ 880.2%
30K· 18.64 mi
8:55/mi
2:40:44
↑ 181↓ 1480.2%
20M
8:59/mi
2:52:57
↑ 64↓ 500.2%
21M
9:32/mi
3:02:29
↑ 106↓ 241.6%
35K· 21.75 mi
8:36/mi
3:08:55
↑ 17↓ 861.7%
23M
9:08/mi
3:20:21
↑ 23↓ 630.6%
24M
8:47/mi
3:29:08
↓ 821.3%
40K· 24.85 mi
8:52/mi
3:36:43
↓ 200.3%
25.2M
9:43/mi
3:40:04
↑ 13↓ 160.2%
Finish· 26.22 mi
8:35/mi
3:48:49
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:52:10
Pace8:33 /mi
2nd Half
Distance13.11 mi
Time1:56:39
Pace8:54 /mi
📊Positive Split: 4.0% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:25:5327:599:0027:59
9:00
-
10K
6.21 mi11:51:5654:028:4226:03
8:23
-0:37
15K
9.32 mi12:17:501:19:568:3525:54
8:20
-0:03
20K
12.43 mi12:44:141:46:208:3326:24
8:30
+0:10
Half
13.11 mi12:50:041:52:108:335:50
8:33
+0:03
25K
15.53 mi13:10:552:13:018:3420:51
8:36
+0:03
30K
18.64 mi13:38:382:40:448:3727:43
8:55
+0:19
20M
20.00 mi13:50:512:52:578:3912:13
8:59
+0:04
21M
21.00 mi14:00:233:02:298:419:32
9:32
+0:33
35K
21.75 mi14:06:493:08:558:416:26
8:36
-0:56
23M
23.00 mi14:18:153:20:218:4311:26
9:08
+0:32
24M
24.00 mi14:27:023:29:088:438:47
8:47
-0:21
40K
24.85 mi14:34:373:36:438:437:35
8:52
+0:05
25.2M
25.20 mi14:37:583:40:048:443:21
9:43
+0:51
Finish
26.22 mi14:46:433:48:498:448:45
8:35
-1:08

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

8:20 /mi

Average Pace

8:44 /mi

Slowest Pace

9:43 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

3:35:56

94% of race

Time at Steady Pace

12:53

6% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 8:44 /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 mi11:25:5327:599:0027:59
9:00
#22434
10K
6.21 mi11:51:5654:028:4226:03
8:23
#20893
15K
9.32 mi12:17:501:19:568:3525:54
8:20
#20109
20K
12.43 mi12:44:141:46:208:3326:24
8:30
#19627
Half
13.11 mi12:50:041:52:108:335:50
8:33
#19616
25K
15.53 mi13:10:552:13:018:3420:51
8:36
#19273
30K
18.64 mi13:38:382:40:448:3727:43
8:55
#18883
20M
20.00 mi13:50:512:52:578:3912:13
8:59
#18705
21M
21.00 mi14:00:233:02:298:419:32
9:32
#18558
35K
21.75 mi14:06:493:08:558:416:26
8:36
#18460
23M
23.00 mi14:18:153:20:218:4311:26
9:08
#18345
24M
24.00 mi14:27:023:29:088:438:47
8:47
#18235
40K
24.85 mi14:34:373:36:438:437:35
8:52
#18135
25.2M
25.20 mi14:37:583:40:048:443:21
9:43
#18093
Finish
26.22 mi14:46:433:48:498:448:45
8:35
#18050
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF50-54Seg. OverallSeg. FemalesSeg. F50-54
5K3.11 mi3.11 mi224348869886918306(Top 64%)6496(Top 53%)6496(Top 499%)
10K6.21 mi3.10 mi20893+15417994+8757994+87519100(Top 67%)6940(Top 57%)6940(Top 533%)
15K9.32 mi3.11 mi20109+7847532+4627532+46218306(Top 64%)6496(Top 53%)6496(Top 499%)
20K12.43 mi3.11 mi19627+4827259+2737259+27318235(Top 64%)6470(Top 53%)6470(Top 497%)
Half13.11 mi0.68 mi19616+117257+27257+219541(Top 69%)7197(Top 59%)7197(Top 552%)
25K15.53 mi2.42 mi19273+3437071+1867071+18617817(Top 63%)6323(Top 52%)6323(Top 485%)
30K18.64 mi3.11 mi18883+3906876+1956876+19517273(Top 61%)6175(Top 50%)6175(Top 474%)
20M20.00 mi1.36 mi18705+1786805+716805+7116763(Top 59%)6016(Top 49%)6016(Top 462%)
21M21.00 mi1.00 mi18558+1476753+526753+5216249(Top 57%)5845(Top 48%)5845(Top 449%)
35K21.75 mi0.75 mi18460+986713+406713+4016112(Top 57%)5855(Top 48%)5855(Top 449%)
23M23.00 mi1.25 mi18345+1156674+396674+3917024(Top 60%)6467(Top 53%)6467(Top 496%)
24M24.00 mi1.00 mi18235+1106648+266648+2616258(Top 57%)6084(Top 50%)6084(Top 467%)
40K24.85 mi0.85 mi18135+1006620+286620+2815619(Top 55%)5865(Top 48%)5865(Top 450%)
25.2M25.20 mi0.35 mi18093+426605+156605+1515774(Top 56%)5985(Top 49%)5985(Top 459%)
Finish26.22 mi1.02 mi18050+436598+76598+716790(Top 59%)6451(Top 53%)6451(Top 495%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 64%
×21story building
+97ft-345ft

Overall

18306

Females

6496

F50-54

6496

5K→10K

3.1 - 6.2 mi

Top 67%
×5story building
+79ft-138ft

Overall

19100

Females

6940

F50-54

6940

10K→15K

6.2 - 9.3 mi

Top 64%
×3story building
+67ft-78ft

Overall

18306

Females

6496

F50-54

6496

15K→20K

9.3 - 12.4 mi

Top 64%
×5story building
+106ft-86ft

Overall

18235

Females

6470

F50-54

6470

20K→Half

12.4 - 13.1 mi

Top 69%
×2story building
+19ft-37ft

Overall

19541

Females

7197

F50-54

7197

Half→25K

13.1 - 15.5 mi

Top 63%
×4story building
+66ft-88ft

Overall

17817

Females

6323

F50-54

6323

25K→30K

15.5 - 18.6 mi

Top 61%
×9story building
+181ft-148ft

Overall

17273

Females

6175

F50-54

6175

30K→20M

18.6 - 20.0 mi

Top 59%
×5story building
+64ft-50ft

Overall

16763

Females

6016

F50-54

6016

20M→21M

20.0 - 21.0 mi

Top 57%
×8story building
+106ft-24ft

Overall

16249

Females

5845

F50-54

5845

21M→35K

21.0 - 21.8 mi

Top 57%
×7story building
+17ft-86ft

Overall

16112

Females

5855

F50-54

5855

35K→23M

21.8 - 23.0 mi

Top 60%
×5story building
+23ft-63ft

Overall

17024

Females

6467

F50-54

6467

23M→24M

23.0 - 24.0 mi

Top 57%
×6story building
+12ft-82ft

Overall

16258

Females

6084

F50-54

6084

24M→40K

24.0 - 24.9 mi

Top 55%
×1story
+6ft-20ft

Overall

15619

Females

5865

F50-54

5865

40K→25.2M

24.9 - 25.2 mi

Top 56%
×1story
+13ft-16ft

Overall

15774

Females

5985

F50-54

5985

25.2M→Finish

25.2 - 26.2 mi

Top 59%
×2story building
+22ft-21ft

Overall

16790

Females

6451

F50-54

6451

Passing Analysis

Category:
Athletes Passed
4737
Passed By
353
Net Change
+4384
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#22434
5K → 10K15498+1541#22434#20893
10K → 15K80016+784#20893#20109
15K → 20K49917+482#20109#19627
20K → Half3928+11#19627#19616
Half → 25K37532+343#19616#19273
25K → 30K43545+390#19273#18883
30K → 20M20224+178#18883#18705
20M → 21M18639+147#18705#18558
21M → 35K11113+98#18558#18460
35K → 23M15641+115#18460#18345
23M → 24M13020+110#18345#18235
24M → 40K11919+100#18235#18135
40K → 25.2M5210+42#18135#18093
25.2M → Finish8441+43#18093#18050
TOTALS4737353+4384
📊

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