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BOSTON MARATHON 2025

Ke Huang

Bib: 11938•M

BC

0:00
0:00
/ mi
Masters
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Overall
#0 / 28404
Top 22%
Gender (Male)
#0 / 16105
Top 34%
Masters (Masters Men)
#0 / 10463
Top 20%
Division (M45-49)
#0 / 2386
Top 27%
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
6:58/mi
21:39
↑ 97↓ 3451.5%
10K· 6.21 mi
7:08/mi
43:49
↑ 79↓ 1380.4%
15K· 9.32 mi
6:55/mi
1:05:19
↑ 67↓ 78
20K· 12.43 mi
6:59/mi
1:27:01
↑ 106↓ 860.1%
Half· 13.11 mi
6:52/mi
1:31:42
↑ 19↓ 370.5%
25K· 15.53 mi
7:12/mi
1:49:10
↑ 66↓ 880.2%
30K· 18.64 mi
7:27/mi
2:12:18
↑ 181↓ 1480.2%
20M
7:30/mi
2:22:29
↑ 64↓ 500.2%
21M
7:39/mi
2:30:08
↑ 106↓ 241.6%
35K· 21.75 mi
7:02/mi
2:35:24
↑ 17↓ 861.7%
23M
7:06/mi
2:44:17
↑ 23↓ 630.6%
24M
6:52/mi
2:51:09
↓ 821.3%
40K· 24.85 mi
7:02/mi
2:57:10
↓ 200.3%
25.2M
7:50/mi
2:59:52
↑ 13↓ 160.2%
Finish· 26.22 mi
6:35/mi
3:06:35
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:31:42
Pace7:00 /mi
2nd Half
Distance13.11 mi
Time1:34:53
Pace7:14 /mi
📊Positive Split: 3.5% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:49:5621:396:5821:39
6:58
-
10K
6.21 mi11:12:0643:497:0322:10
7:08
+0:10
15K
9.32 mi11:33:361:05:197:0021:30
6:55
-0:13
20K
12.43 mi11:55:181:27:017:0021:42
6:59
+0:04
Half
13.11 mi11:59:591:31:427:004:41
6:52
-0:07
25K
15.53 mi12:17:271:49:107:0217:28
7:12
+0:20
30K
18.64 mi12:40:352:12:187:0623:08
7:27
+0:15
20M
20.00 mi12:50:462:22:297:0710:11
7:30
+0:03
21M
21.00 mi12:58:252:30:087:097:39
7:39
+0:09
35K
21.75 mi13:03:412:35:247:095:16
7:02
-0:37
23M
23.00 mi13:12:342:44:177:098:53
7:06
+0:04
24M
24.00 mi13:19:262:51:097:086:52
6:52
-0:14
40K
24.85 mi13:25:272:57:107:086:01
7:02
+0:10
25.2M
25.20 mi13:28:092:59:527:082:42
7:50
+0:48
Finish
26.22 mi13:34:523:06:357:076:43
6:35
-1:15

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

6:35 /mi

Average Pace

7:07 /mi

Slowest Pace

7:50 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:22:55

77% of race

Time at Steady Pace

40:58

22% of race

Time at Slower Pace

2:42

1% of race

Average Pace: 7:07 /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 mi10:49:5621:396:5821:39
6:58
#7555
10K
6.21 mi11:12:0643:497:0322:10
7:08
#8258
15K
9.32 mi11:33:361:05:197:0021:30
6:55
#7802
20K
12.43 mi11:55:181:27:017:0021:42
6:59
#7513
Half
13.11 mi11:59:591:31:427:004:41
6:52
#7456
25K
15.53 mi12:17:271:49:107:0217:28
7:12
#7433
30K
18.64 mi12:40:352:12:187:0623:08
7:27
#7332
20M
20.00 mi12:50:462:22:297:0710:11
7:30
#7218
21M
21.00 mi12:58:252:30:087:097:39
7:39
#7056
35K
21.75 mi13:03:412:35:247:095:16
7:02
#6964
23M
23.00 mi13:12:342:44:177:098:53
7:06
#6686
24M
24.00 mi13:19:262:51:097:086:52
6:52
#6501
40K
24.85 mi13:25:272:57:107:086:01
7:02
#6365
25.2M
25.20 mi13:28:092:59:527:082:42
7:50
#6319
Finish
26.22 mi13:34:523:06:357:076:43
6:35
#6149
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM45-49Seg. OverallSeg. MalesSeg. M45-49
5K3.11 mi3.11 mi7555671067107076(Top 25%)6304(Top 39%)6304(Top 264%)
10K6.21 mi3.10 mi8258-7037144-4347144-4348938(Top 31%)7564(Top 47%)7564(Top 317%)
15K9.32 mi3.11 mi7802+4566843+3016843+3017076(Top 25%)6304(Top 39%)6304(Top 264%)
20K12.43 mi3.11 mi7513+2896642+2016642+2016770(Top 24%)6031(Top 37%)6031(Top 253%)
Half13.11 mi0.68 mi7456+576597+456597+456599(Top 23%)5895(Top 37%)5895(Top 247%)
25K15.53 mi2.42 mi7433+236567+306567+307623(Top 27%)6518(Top 40%)6518(Top 273%)
30K18.64 mi3.11 mi7332+1016447+1206447+1207333(Top 26%)6171(Top 38%)6171(Top 259%)
20M20.00 mi1.36 mi7218+1146332+1156332+1156934(Top 24%)5787(Top 36%)5787(Top 243%)
21M21.00 mi1.00 mi7056+1626194+1386194+1385373(Top 19%)4643(Top 29%)4643(Top 195%)
35K21.75 mi0.75 mi6964+926116+786116+785600(Top 20%)4788(Top 30%)4788(Top 201%)
23M23.00 mi1.25 mi6686+2785879+2375879+2374297(Top 15%)3809(Top 24%)3809(Top 160%)
24M24.00 mi1.00 mi6501+1855730+1495730+1493901(Top 14%)3454(Top 21%)3454(Top 145%)
40K24.85 mi0.85 mi6365+1365607+1235607+1234115(Top 14%)3573(Top 22%)3573(Top 150%)
25.2M25.20 mi0.35 mi6319+465562+455562+454981(Top 18%)4098(Top 25%)4098(Top 172%)
Finish26.22 mi1.02 mi6149+1705424+1385424+1383287(Top 12%)2895(Top 18%)2895(Top 121%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 25%
×21story building
+97ft-345ft

Overall

7076

Males

6304

M45-49

6304

5K→10K

3.1 - 6.2 mi

Top 31%
×5story building
+79ft-138ft

Overall

8938

Males

7564

M45-49

7564

10K→15K

6.2 - 9.3 mi

Top 25%
×3story building
+67ft-78ft

Overall

7076

Males

6304

M45-49

6304

15K→20K

9.3 - 12.4 mi

Top 24%
×5story building
+106ft-86ft

Overall

6770

Males

6031

M45-49

6031

20K→Half

12.4 - 13.1 mi

Top 23%
×2story building
+19ft-37ft

Overall

6599

Males

5895

M45-49

5895

Half→25K

13.1 - 15.5 mi

Top 27%
×4story building
+66ft-88ft

Overall

7623

Males

6518

M45-49

6518

25K→30K

15.5 - 18.6 mi

Top 26%
×9story building
+181ft-148ft

Overall

7333

Males

6171

M45-49

6171

30K→20M

18.6 - 20.0 mi

Top 24%
×5story building
+64ft-50ft

Overall

6934

Males

5787

M45-49

5787

20M→21M

20.0 - 21.0 mi

Top 19%
×8story building
+106ft-24ft

Overall

5373

Males

4643

M45-49

4643

21M→35K

21.0 - 21.8 mi

Top 20%
×7story building
+17ft-86ft

Overall

5600

Males

4788

M45-49

4788

35K→23M

21.8 - 23.0 mi

Top 15%
×5story building
+23ft-63ft

Overall

4297

Males

3809

M45-49

3809

23M→24M

23.0 - 24.0 mi

Top 14%
×6story building
+12ft-82ft

Overall

3901

Males

3454

M45-49

3454

24M→40K

24.0 - 24.9 mi

Top 14%
×1story
+6ft-20ft

Overall

4115

Males

3573

M45-49

3573

40K→25.2M

24.9 - 25.2 mi

Top 18%
×1story
+13ft-16ft

Overall

4981

Males

4098

M45-49

4098

25.2M→Finish

25.2 - 26.2 mi

Top 12%
×2story building
+22ft-21ft

Overall

3287

Males

2895

M45-49

2895

Passing Analysis

Category:
Athletes Passed
2490
Passed By
1084
Net Change
+1406
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#7555
5K → 10K40743-703#7555#8258
10K → 15K46913+456#8258#7802
15K → 20K31223+289#7802#7513
20K → Half658+57#7513#7456
Half → 25K11895+23#7456#7433
25K → 30K220119+101#7433#7332
30K → 20M14834+114#7332#7218
20M → 21M18624+162#7218#7056
21M → 35K1019+92#7056#6964
35K → 23M2824+278#6964#6686
23M → 24M1861+185#6686#6501
24M → 40K1404+136#6501#6365
40K → 25.2M504+46#6365#6319
25.2M → Finish1733+170#6319#6149
TOTALS24901084+1406
📊

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