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BOSTON MARATHON 2025

Man Kuen Venus Chan

Bib: 23960•F

0:00
0:00
/ mi
Masters
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Overall
#0 / 28404
Gender (Female)
#0 / 12228
Masters (Masters Women)
#0 / 6759
Division (F50-54)
#0 / 1303
Race Day Weather
50°/40°F
broken clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
27:24
Rank: #21624
Start → 5K
27:24 | 8:49/mi
10K· 6.21 mi
55:42
Rank: #22282 (-658)
5K → 10K
28:18 | 9:07/mi
15K· 9.32 mi
1:24:59
Rank: #22778 (-496)
10K → 15K
29:17 | 9:26/mi
20K· 12.43 mi
1:56:23
Rank: #23342 (-564)
15K → 20K
31:24 | 10:06/mi
Half· 13.11 mi
2:03:04
Rank: #23405 (-63)
20K → Half
6:41 | 9:48/mi
25K· 15.53 mi
2:26:22
Rank: #23180 (+225)
Half → 25K
23:18 | 9:37/mi
30K· 18.64 mi
2:58:20
Rank: #23000 (+180)
25K → 30K
31:58 | 10:17/mi
20M
3:12:22
Rank: #22902 (+98)
30K → 20M
14:02 | 10:20/mi
21M
3:23:13
Rank: #22809 (+93)
20M → 21M
10:51 | 10:51/mi
35K· 21.75 mi
3:30:32
Rank: #22728 (+81)
21M → 35K
7:19 | 9:47/mi
23M
3:43:11
Rank: #22607 (+121)
35K → 23M
12:39 | 10:06/mi
24M
3:52:56
Rank: #22512 (+95)
23M → 24M
9:45 | 9:45/mi
40K· 24.85 mi
4:01:21
Rank: #22406 (+106)
24M → 40K
8:25 | 9:51/mi
25.2M
4:05:01
Rank: #22359 (+47)
40K → 25.2M
3:40 | 10:38/mi
Finish· 26.22 mi
4:14:32
Rank: #22298 (+61)
25.2M → Finish
9:31 | 9:20/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time2:03:04
Pace9:23 /mi
2nd Half
Distance13.11 mi
Time2:11:28
Pace10:02 /mi
📊Positive Split: 6.8% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:28:0327:248:4927:24
8:49
-
10K
6.21 mi11:56:2155:428:5828:18
9:07
+0:18
15K
9.32 mi12:25:381:24:599:0729:17
9:26
+0:19
20K
12.43 mi12:57:021:56:239:2231:24
10:06
+0:40
Half
13.11 mi13:03:432:03:049:236:41
9:48
-0:18
25K
15.53 mi13:27:012:26:229:2523:18
9:37
-0:11
30K
18.64 mi13:58:592:58:209:3431:58
10:17
+0:40
20M
20.00 mi14:13:013:12:229:3714:02
10:20
+0:03
21M
21.00 mi14:23:523:23:139:4110:51
10:51
+0:31
35K
21.75 mi14:31:113:30:329:417:19
9:47
-1:04
23M
23.00 mi14:43:503:43:119:4212:39
10:06
+0:19
24M
24.00 mi14:53:353:52:569:429:45
9:45
-0:21
40K
24.85 mi15:02:004:01:219:438:25
9:51
+0:06
25.2M
25.20 mi15:05:404:05:019:433:40
10:38
+0:47
Finish
26.22 mi15:15:114:14:329:439:31
9:20
-1:18

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

8:49 /mi

Average Pace

9:43 /mi

Slowest Pace

10:51 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:34:30

37% of race

Time at Steady Pace

55:28

22% of race

Time at Slower Pace

1:44:34

41% of race

Average Pace: 9:42 /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 mi11:28:0327:248:4927:24
8:49
#21624
10K
6.21 mi11:56:2155:428:5828:18
9:07
#22282
15K
9.32 mi12:25:381:24:599:0729:17
9:26
#22778
20K
12.43 mi12:57:021:56:239:2231:24
10:06
#23342
Half
13.11 mi13:03:432:03:049:236:41
9:48
#23405
25K
15.53 mi13:27:012:26:229:2523:18
9:37
#23180
30K
18.64 mi13:58:592:58:209:3431:58
10:17
#23000
20M
20.00 mi14:13:013:12:229:3714:02
10:20
#22902
21M
21.00 mi14:23:523:23:139:4110:51
10:51
#22809
35K
21.75 mi14:31:113:30:329:417:19
9:47
#22728
23M
23.00 mi14:43:503:43:119:4212:39
10:06
#22607
24M
24.00 mi14:53:353:52:569:429:45
9:45
#22512
40K
24.85 mi15:02:004:01:219:438:25
9:51
#22406
25.2M
25.20 mi15:05:404:05:019:433:40
10:38
#22359
Finish
26.22 mi15:15:114:14:329:439:31
9:20
#22298
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF50-54Seg. OverallSeg. FemalesSeg. F50-54
5K3.11 mi3.11 mi216248420842023542(Top 83%)9402(Top 77%)9402(Top 722%)
10K6.21 mi3.10 mi22282-6588775-3558775-35522863(Top 80%)9054(Top 74%)9054(Top 695%)
15K9.32 mi3.11 mi22778-4969001-2269001-22623542(Top 83%)9402(Top 77%)9402(Top 722%)
20K12.43 mi3.11 mi23342-5649307-3069307-30624456(Top 86%)9963(Top 81%)9963(Top 765%)
Half13.11 mi0.68 mi23405-639344-379344-3724367(Top 86%)9911(Top 81%)9911(Top 761%)
25K15.53 mi2.42 mi23180+2259232+1129232+11222230(Top 78%)8776(Top 72%)8776(Top 674%)
30K18.64 mi3.11 mi23000+1809187+459187+4522418(Top 79%)9005(Top 74%)9005(Top 691%)
20M20.00 mi1.36 mi22902+989160+279160+2721950(Top 77%)8862(Top 72%)8862(Top 680%)
21M21.00 mi1.00 mi22809+939123+379123+3720992(Top 74%)8448(Top 69%)8448(Top 648%)
35K21.75 mi0.75 mi22728+819093+309093+3021297(Top 75%)8671(Top 71%)8671(Top 665%)
23M23.00 mi1.25 mi22607+1219048+459048+4520839(Top 73%)8476(Top 69%)8476(Top 650%)
24M24.00 mi1.00 mi22512+959019+299019+2920586(Top 72%)8387(Top 69%)8387(Top 644%)
40K24.85 mi0.85 mi22406+1068980+398980+3919970(Top 70%)8149(Top 67%)8149(Top 625%)
25.2M25.20 mi0.35 mi22359+478965+158965+1519558(Top 69%)7945(Top 65%)7945(Top 610%)
Finish26.22 mi1.02 mi22298+618944+218944+2120569(Top 72%)8436(Top 69%)8436(Top 647%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 83%
×21stories
+97ft-345ft

Overall

23542

Females

9402

F50-54

9402

5K→10K

3.1 - 6.2 mi

Top 80%
×5stories
+79ft-138ft

Overall

22863

Females

9054

F50-54

9054

10K→15K

6.2 - 9.3 mi

Top 83%
×3stories
+67ft-78ft

Overall

23542

Females

9402

F50-54

9402

15K→20K

9.3 - 12.4 mi

Top 86%
×5stories
+106ft-86ft

Overall

24456

Females

9963

F50-54

9963

20K→Half

12.4 - 13.1 mi

Top 86%
×2stories
+19ft-37ft

Overall

24367

Females

9911

F50-54

9911

Half→25K

13.1 - 15.5 mi

Top 78%
×4stories
+66ft-88ft

Overall

22230

Females

8776

F50-54

8776

25K→30K

15.5 - 18.6 mi

Top 79%
×9stories
+181ft-148ft

Overall

22418

Females

9005

F50-54

9005

30K→20M

18.6 - 20.0 mi

Top 77%
×5stories
+64ft-50ft

Overall

21950

Females

8862

F50-54

8862

20M→21M

20.0 - 21.0 mi

Top 74%
×8stories
+106ft-24ft

Overall

20992

Females

8448

F50-54

8448

21M→35K

21.0 - 21.8 mi

Top 75%
×7stories
+17ft-86ft

Overall

21297

Females

8671

F50-54

8671

35K→23M

21.8 - 23.0 mi

Top 73%
×5stories
+23ft-63ft

Overall

20839

Females

8476

F50-54

8476

23M→24M

23.0 - 24.0 mi

Top 72%
×6stories
+12ft-82ft

Overall

20586

Females

8387

F50-54

8387

24M→40K

24.0 - 24.9 mi

Top 70%
×1story
+6ft-20ft

Overall

19970

Females

8149

F50-54

8149

40K→25.2M

24.9 - 25.2 mi

Top 69%
×1story
+13ft-16ft

Overall

19558

Females

7945

F50-54

7945

25.2M→Finish

25.2 - 26.2 mi

Top 72%
×2stories
+22ft-21ft

Overall

20569

Females

8436

F50-54

8436

Passing Analysis

Category:
Athletes Passed
1525
Passed By
2199
Net Change
-674
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#21624
5K → 10K72730-658#21624#22282
10K → 15K63559-496#22282#22778
15K → 20K54618-564#22778#23342
20K → Half1881-63#23342#23405
Half → 25K24924+225#23405#23180
25K → 30K26080+180#23180#23000
30K → 20M12931+98#23000#22902
20M → 21M11219+93#22902#22809
21M → 35K9211+81#22809#22728
35K → 23M14221+121#22728#22607
23M → 24M1049+95#22607#22512
24M → 40K1093+106#22512#22406
40K → 25.2M503+47#22406#22359
25.2M → Finish7110+61#22359#22298
TOTALS15252199-674
📊

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