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BOSTON MARATHON 2025

Ka Ling Man

Bib: 23118•F

0:00
0:00
/ mi
Masters
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Overall
#0 / 28404
Gender (Female)
#0 / 12228
Masters (Masters Women)
#0 / 6759
Top 45%
Division (F45-49)
#0 / 1813
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
8:22/mi
26:01
↑ 97↓ 3451.5%
10K· 6.21 mi
8:27/mi
52:16
↑ 79↓ 1380.4%
15K· 9.32 mi
8:45/mi
1:19:27
↑ 67↓ 78
20K· 12.43 mi
8:33/mi
1:46:01
↑ 106↓ 860.1%
Half· 13.11 mi
8:34/mi
1:51:52
↑ 19↓ 370.5%
25K· 15.53 mi
8:43/mi
2:13:01
↑ 66↓ 880.2%
30K· 18.64 mi
9:08/mi
2:41:24
↑ 181↓ 1480.2%
20M
9:11/mi
2:53:53
↑ 64↓ 500.2%
21M
9:48/mi
3:03:41
↑ 106↓ 241.6%
35K· 21.75 mi
8:35/mi
3:10:06
↑ 17↓ 861.7%
23M
8:52/mi
3:21:12
↑ 23↓ 630.6%
24M
8:40/mi
3:29:52
↓ 821.3%
40K· 24.85 mi
8:37/mi
3:37:14
↓ 200.3%
25.2M
9:37/mi
3:40:33
↑ 13↓ 160.2%
Finish· 26.22 mi
8:27/mi
3:49:10
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:51:52
Pace8:32 /mi
2nd Half
Distance13.11 mi
Time1:57:18
Pace8:57 /mi
📊Positive Split: 4.9% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:22:3426:018:2226:01
8:22
-
10K
6.21 mi11:48:4952:168:2526:15
8:27
+0:05
15K
9.32 mi12:16:001:19:278:3127:11
8:45
+0:18
20K
12.43 mi12:42:341:46:018:3226:34
8:33
-0:12
Half
13.11 mi12:48:251:51:528:325:51
8:34
+0:01
25K
15.53 mi13:09:342:13:018:3421:09
8:43
+0:09
30K
18.64 mi13:37:572:41:248:3928:23
9:08
+0:25
20M
20.00 mi13:50:262:53:538:4212:29
9:11
+0:03
21M
21.00 mi14:00:143:03:418:459:48
9:48
+0:37
35K
21.75 mi14:06:393:10:068:446:25
8:35
-1:13
23M
23.00 mi14:17:453:21:128:4511:06
8:52
+0:17
24M
24.00 mi14:26:253:29:528:458:40
8:40
-0:12
40K
24.85 mi14:33:473:37:148:447:22
8:37
-0:03
25.2M
25.20 mi14:37:063:40:338:453:19
9:37
+1:00
Finish
26.22 mi14:45:433:49:108:458:37
8:27
-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

8:22 /mi

Average Pace

8:45 /mi

Slowest Pace

9:48 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

3:36:03

94% of race

Time at Steady Pace

13:07

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 mi11:22:3426:018:2226:01
8:22
#19168
10K
6.21 mi11:48:4952:168:2526:15
8:27
#19313
15K
9.32 mi12:16:001:19:278:3127:11
8:45
#19827
20K
12.43 mi12:42:341:46:018:3226:34
8:33
#19466
Half
13.11 mi12:48:251:51:528:325:51
8:34
#19478
25K
15.53 mi13:09:342:13:018:3421:09
8:43
#19274
30K
18.64 mi13:37:572:41:248:3928:23
9:08
#19088
20M
20.00 mi13:50:262:53:538:4212:29
9:11
#18999
21M
21.00 mi14:00:143:03:418:459:48
9:48
#18883
35K
21.75 mi14:06:393:10:068:446:25
8:35
#18781
23M
23.00 mi14:17:453:21:128:4511:06
8:52
#18566
24M
24.00 mi14:26:253:29:528:458:40
8:40
#18414
40K
24.85 mi14:33:473:37:148:447:22
8:37
#18252
25.2M
25.20 mi14:37:063:40:338:453:19
9:37
#18211
Finish
26.22 mi14:45:433:49:108:458:37
8:27
#18127
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF45-49Seg. OverallSeg. FemalesSeg. F45-49
5K3.11 mi3.11 mi191687002700220755(Top 73%)7856(Top 64%)7856(Top 433%)
10K6.21 mi3.10 mi19313-1457072-707072-7019512(Top 69%)7180(Top 59%)7180(Top 396%)
15K9.32 mi3.11 mi19827-5147362-2907362-29020755(Top 73%)7856(Top 64%)7856(Top 433%)
20K12.43 mi3.11 mi19466+3617164+1987164+19818557(Top 65%)6657(Top 54%)6657(Top 367%)
Half13.11 mi0.68 mi19478-127178-147178-1419697(Top 69%)7285(Top 60%)7285(Top 402%)
25K15.53 mi2.42 mi19274+2047072+1067072+10618543(Top 65%)6727(Top 55%)6727(Top 371%)
30K18.64 mi3.11 mi19088+1867009+637009+6318335(Top 65%)6756(Top 55%)6756(Top 373%)
20M20.00 mi1.36 mi18999+896980+296980+2917743(Top 62%)6555(Top 54%)6555(Top 362%)
21M21.00 mi1.00 mi18883+1166938+426938+4217497(Top 62%)6533(Top 53%)6533(Top 360%)
35K21.75 mi0.75 mi18781+1026897+416897+4115998(Top 56%)5789(Top 47%)5789(Top 319%)
23M23.00 mi1.25 mi18566+2156803+946803+9415518(Top 55%)5620(Top 46%)5620(Top 310%)
24M24.00 mi1.00 mi18414+1526744+596744+5915575(Top 55%)5688(Top 47%)5688(Top 314%)
40K24.85 mi0.85 mi18252+1626684+606684+6014203(Top 50%)5083(Top 42%)5083(Top 280%)
25.2M25.20 mi0.35 mi18211+416673+116673+1115273(Top 54%)5714(Top 47%)5714(Top 315%)
Finish26.22 mi1.02 mi18127+846638+356638+3515972(Top 56%)6010(Top 49%)6010(Top 331%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 73%
×21story building
+97ft-345ft

Overall

20755

Females

7856

F45-49

7856

5K→10K

3.1 - 6.2 mi

Top 69%
×5story building
+79ft-138ft

Overall

19512

Females

7180

F45-49

7180

10K→15K

6.2 - 9.3 mi

Top 73%
×3story building
+67ft-78ft

Overall

20755

Females

7856

F45-49

7856

15K→20K

9.3 - 12.4 mi

Top 65%
×5story building
+106ft-86ft

Overall

18557

Females

6657

F45-49

6657

20K→Half

12.4 - 13.1 mi

Top 69%
×2story building
+19ft-37ft

Overall

19697

Females

7285

F45-49

7285

Half→25K

13.1 - 15.5 mi

Top 65%
×4story building
+66ft-88ft

Overall

18543

Females

6727

F45-49

6727

25K→30K

15.5 - 18.6 mi

Top 65%
×9story building
+181ft-148ft

Overall

18335

Females

6756

F45-49

6756

30K→20M

18.6 - 20.0 mi

Top 62%
×5story building
+64ft-50ft

Overall

17743

Females

6555

F45-49

6555

20M→21M

20.0 - 21.0 mi

Top 62%
×8story building
+106ft-24ft

Overall

17497

Females

6533

F45-49

6533

21M→35K

21.0 - 21.8 mi

Top 56%
×7story building
+17ft-86ft

Overall

15998

Females

5789

F45-49

5789

35K→23M

21.8 - 23.0 mi

Top 55%
×5story building
+23ft-63ft

Overall

15518

Females

5620

F45-49

5620

23M→24M

23.0 - 24.0 mi

Top 55%
×6story building
+12ft-82ft

Overall

15575

Females

5688

F45-49

5688

24M→40K

24.0 - 24.9 mi

Top 50%
×1story
+6ft-20ft

Overall

14203

Females

5083

F45-49

5083

40K→25.2M

24.9 - 25.2 mi

Top 54%
×1story
+13ft-16ft

Overall

15273

Females

5714

F45-49

5714

25.2M→Finish

25.2 - 26.2 mi

Top 56%
×2story building
+22ft-21ft

Overall

15972

Females

6010

F45-49

6010

Passing Analysis

Category:
Athletes Passed
2429
Passed By
1388
Net Change
+1041
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#19168
5K → 10K189334-145#19168#19313
10K → 15K72586-514#19313#19827
15K → 20K40443+361#19827#19466
20K → Half3042-12#19466#19478
Half → 25K27369+204#19478#19274
25K → 30K312126+186#19274#19088
30K → 20M14859+89#19088#18999
20M → 21M16347+116#18999#18883
21M → 35K11513+102#18883#18781
35K → 23M22510+215#18781#18566
23M → 24M16614+152#18566#18414
24M → 40K1697+162#18414#18252
40K → 25.2M5312+41#18252#18211
25.2M → Finish11026+84#18211#18127
TOTALS24291388+1041
📊

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