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BOSTON MARATHON 2025

Guisheng Huang

Bib: 19897•M

0:00
0:00
/ mi
Masters
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Overall
#0 / 28404
Gender (Male)
#0 / 16105
Masters (Masters Men)
#0 / 10463
Division (M60-64)
#0 / 1259
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
7:55/mi
24:36
↑ 97↓ 3451.5%
10K· 6.21 mi
8:21/mi
50:31
↑ 79↓ 1380.4%
15K· 9.32 mi
8:30/mi
1:16:54
↑ 67↓ 78
20K· 12.43 mi
8:47/mi
1:44:10
↑ 106↓ 860.1%
Half· 13.11 mi
8:34/mi
1:50:01
↑ 19↓ 370.5%
25K· 15.53 mi
9:03/mi
2:11:58
↑ 66↓ 880.2%
30K· 18.64 mi
9:43/mi
2:42:08
↑ 181↓ 1480.2%
20M
10:00/mi
2:55:44
↑ 64↓ 500.2%
21M
10:58/mi
3:06:42
↑ 106↓ 241.6%
35K· 21.75 mi
9:23/mi
3:13:43
↑ 17↓ 861.7%
23M
10:12/mi
3:26:29
↑ 23↓ 630.6%
24M
9:41/mi
3:36:10
↓ 821.3%
40K· 24.85 mi
10:09/mi
3:44:51
↓ 200.3%
25.2M
11:01/mi
3:48:39
↑ 13↓ 160.2%
Finish· 26.22 mi
9:35/mi
3:58:25
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:50:01
Pace8:24 /mi
2nd Half
Distance13.11 mi
Time2:08:24
Pace9:48 /mi
📊Positive Split: 16.7% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:16:0024:367:5524:36
7:55
-
10K
6.21 mi11:41:5550:318:0825:55
8:21
+0:26
15K
9.32 mi12:08:181:16:548:1526:23
8:30
+0:09
20K
12.43 mi12:35:341:44:108:2327:16
8:47
+0:17
Half
13.11 mi12:41:251:50:018:245:51
8:34
-0:13
25K
15.53 mi13:03:222:11:588:3021:57
9:03
+0:29
30K
18.64 mi13:33:322:42:088:4230:10
9:43
+0:40
20M
20.00 mi13:47:082:55:448:4713:36
10:00
+0:17
21M
21.00 mi13:58:063:06:428:5310:58
10:58
+0:58
35K
21.75 mi14:05:073:13:438:547:01
9:23
-1:35
23M
23.00 mi14:17:533:26:298:5912:46
10:12
+0:49
24M
24.00 mi14:27:343:36:109:009:41
9:41
-0:31
40K
24.85 mi14:36:153:44:519:038:41
10:09
+0:28
25.2M
25.20 mi14:40:033:48:399:043:48
11:01
+0:52
Finish
26.22 mi14:49:493:58:259:069:46
9:35
-1:26

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

7:55 /mi

Average Pace

9:06 /mi

Slowest Pace

11:01 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:11:58

55% of race

Time at Steady Pace

1:10:14

29% of race

Time at Slower Pace

36:13

15% of race

Average Pace: 9:06 /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 mi11:16:0024:367:5524:36
7:55
#15871
10K
6.21 mi11:41:5550:318:0825:55
8:21
#17482
15K
9.32 mi12:08:181:16:548:1526:23
8:30
#18105
20K
12.43 mi12:35:341:44:108:2327:16
8:47
#18538
Half
13.11 mi12:41:251:50:018:245:51
8:34
#18590
25K
15.53 mi13:03:222:11:588:3021:57
9:03
#18866
30K
18.64 mi13:33:322:42:088:4230:10
9:43
#19318
20M
20.00 mi13:47:082:55:448:4713:36
10:00
#19489
21M
21.00 mi13:58:063:06:428:5310:58
10:58
#19659
35K
21.75 mi14:05:073:13:438:547:01
9:23
#19667
23M
23.00 mi14:17:533:26:298:5912:46
10:12
#19801
24M
24.00 mi14:27:343:36:109:009:41
9:41
#19843
40K
24.85 mi14:36:153:44:519:038:41
10:09
#19909
25.2M
25.20 mi14:40:033:48:399:043:48
11:01
#19922
Finish
26.22 mi14:49:493:58:259:069:46
9:35
#20029
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM60-64Seg. OverallSeg. MalesSeg. M60-64
5K3.11 mi3.11 mi15871107661076619271(Top 68%)12172(Top 76%)12172(Top 967%)
10K6.21 mi3.10 mi17482-161111404-63811404-63818816(Top 66%)11992(Top 74%)11992(Top 953%)
15K9.32 mi3.11 mi18105-62311662-25811662-25819271(Top 68%)12172(Top 76%)12172(Top 967%)
20K12.43 mi3.11 mi18538-43311842-18011842-18019816(Top 70%)12380(Top 77%)12380(Top 983%)
Half13.11 mi0.68 mi18590-5211868-2611868-2619658(Top 69%)12332(Top 77%)12332(Top 980%)
25K15.53 mi2.42 mi18866-27611975-10711975-10720134(Top 71%)12471(Top 77%)12471(Top 991%)
30K18.64 mi3.11 mi19318-45212122-14712122-14720715(Top 73%)12601(Top 78%)12601(Top 1001%)
20M20.00 mi1.36 mi19489-17112177-5512177-5520949(Top 74%)12560(Top 78%)12560(Top 998%)
21M21.00 mi1.00 mi19659-17012225-4812225-4821288(Top 75%)12635(Top 78%)12635(Top 1004%)
35K21.75 mi0.75 mi19667-812216+912216+919866(Top 70%)11907(Top 74%)11907(Top 946%)
23M23.00 mi1.25 mi19801-13412239-2312239-2321090(Top 74%)12432(Top 77%)12432(Top 987%)
24M24.00 mi1.00 mi19843-4212227+1212227+1220315(Top 72%)12014(Top 75%)12014(Top 954%)
40K24.85 mi0.85 mi19909-6612247-2012247-2020945(Top 74%)12255(Top 76%)12255(Top 973%)
25.2M25.20 mi0.35 mi19922-1312243+412243+420673(Top 73%)12120(Top 75%)12120(Top 963%)
Finish26.22 mi1.02 mi20029-10712277-3412277-3421474(Top 76%)12521(Top 78%)12521(Top 995%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 68%
×21story building
+97ft-345ft

Overall

19271

Males

12172

M60-64

12172

5K→10K

3.1 - 6.2 mi

Top 66%
×5story building
+79ft-138ft

Overall

18816

Males

11992

M60-64

11992

10K→15K

6.2 - 9.3 mi

Top 68%
×3story building
+67ft-78ft

Overall

19271

Males

12172

M60-64

12172

15K→20K

9.3 - 12.4 mi

Top 70%
×5story building
+106ft-86ft

Overall

19816

Males

12380

M60-64

12380

20K→Half

12.4 - 13.1 mi

Top 69%
×2story building
+19ft-37ft

Overall

19658

Males

12332

M60-64

12332

Half→25K

13.1 - 15.5 mi

Top 71%
×4story building
+66ft-88ft

Overall

20134

Males

12471

M60-64

12471

25K→30K

15.5 - 18.6 mi

Top 73%
×9story building
+181ft-148ft

Overall

20715

Males

12601

M60-64

12601

30K→20M

18.6 - 20.0 mi

Top 74%
×5story building
+64ft-50ft

Overall

20949

Males

12560

M60-64

12560

20M→21M

20.0 - 21.0 mi

Top 75%
×8story building
+106ft-24ft

Overall

21288

Males

12635

M60-64

12635

21M→35K

21.0 - 21.8 mi

Top 70%
×7story building
+17ft-86ft

Overall

19866

Males

11907

M60-64

11907

35K→23M

21.8 - 23.0 mi

Top 74%
×5story building
+23ft-63ft

Overall

21090

Males

12432

M60-64

12432

23M→24M

23.0 - 24.0 mi

Top 72%
×6story building
+12ft-82ft

Overall

20315

Males

12014

M60-64

12014

24M→40K

24.0 - 24.9 mi

Top 74%
×1story
+6ft-20ft

Overall

20945

Males

12255

M60-64

12255

40K→25.2M

24.9 - 25.2 mi

Top 73%
×1story
+13ft-16ft

Overall

20673

Males

12120

M60-64

12120

25.2M→Finish

25.2 - 26.2 mi

Top 76%
×2story building
+22ft-21ft

Overall

21474

Males

12521

M60-64

12521

Passing Analysis

Category:
Athletes Passed
771
Passed By
4929
Net Change
-4158
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#15871
5K → 10K321643-1611#15871#17482
10K → 15K59682-623#17482#18105
15K → 20K94527-433#18105#18538
20K → Half1870-52#18538#18590
Half → 25K96372-276#18590#18866
25K → 30K105557-452#18866#19318
30K → 20M64235-171#19318#19489
20M → 21M58228-170#19489#19659
21M → 35K4048-8#19659#19667
35K → 23M53187-134#19667#19801
23M → 24M60102-42#19801#19843
24M → 40K41107-66#19843#19909
40K → 25.2M2235-13#19909#19922
25.2M → Finish29136-107#19922#20029
TOTALS7714929-4158
📊

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