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BOSTON MARATHON 2025

Huaijun Liu

Bib: 22575•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
8:23/mi
26:04
↑ 97↓ 3451.5%
10K· 6.21 mi
8:36/mi
52:47
↑ 79↓ 1380.4%
15K· 9.32 mi
8:56/mi
1:20:33
↑ 67↓ 78
20K· 12.43 mi
9:16/mi
1:49:21
↑ 106↓ 860.1%
Half· 13.11 mi
9:27/mi
1:55:48
↑ 19↓ 370.5%
25K· 15.53 mi
9:23/mi
2:18:33
↑ 66↓ 880.2%
30K· 18.64 mi
9:52/mi
2:49:12
↑ 181↓ 1480.2%
20M
9:55/mi
3:02:41
↑ 64↓ 500.2%
21M
10:43/mi
3:13:24
↑ 106↓ 241.6%
35K· 21.75 mi
10:06/mi
3:20:57
↑ 17↓ 861.7%
23M
10:05/mi
3:33:34
↑ 23↓ 630.6%
24M
9:31/mi
3:43:05
↓ 821.3%
40K· 24.85 mi
9:34/mi
3:51:16
↓ 200.3%
25.2M
10:15/mi
3:54:48
↑ 13↓ 160.2%
Finish· 26.22 mi
9:10/mi
4:04:08
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:55:48
Pace8:50 /mi
2nd Half
Distance13.11 mi
Time2:08:20
Pace9:47 /mi
📊Positive Split: 10.8% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:23:4126:048:2326:04
8:23
-
10K
6.21 mi11:50:2452:478:3026:43
8:36
+0:13
15K
9.32 mi12:18:101:20:338:3927:46
8:56
+0:20
20K
12.43 mi12:46:581:49:218:4828:48
9:16
+0:20
Half
13.11 mi12:53:251:55:488:506:27
9:27
+0:11
25K
15.53 mi13:16:102:18:338:5522:45
9:23
-0:04
30K
18.64 mi13:46:492:49:129:0530:39
9:52
+0:29
20M
20.00 mi14:00:183:02:419:0813:29
9:55
+0:03
21M
21.00 mi14:11:013:13:249:1310:43
10:43
+0:48
35K
21.75 mi14:18:343:20:579:147:33
10:06
-0:37
23M
23.00 mi14:31:113:33:349:1712:37
10:05
-0:01
24M
24.00 mi14:40:423:43:059:189:31
9:31
-0:34
40K
24.85 mi14:48:533:51:169:188:11
9:34
+0:03
25.2M
25.20 mi14:52:253:54:489:193:32
10:15
+0:41
Finish
26.22 mi15:01:454:04:089:199:20
9:10
-1:05

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

8:23 /mi

Average Pace

9:19 /mi

Slowest Pace

10:43 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:29:53

37% of race

Time at Steady Pace

1:15:42

31% of race

Time at Slower Pace

1:18:33

32% of race

Average Pace: 9:19 /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 mi11:23:4126:048:2326:04
8:23
#19246
10K
6.21 mi11:50:2452:478:3026:43
8:36
#19802
15K
9.32 mi12:18:101:20:338:3927:46
8:56
#20425
20K
12.43 mi12:46:581:49:218:4828:48
9:16
#20930
Half
13.11 mi12:53:251:55:488:506:27
9:27
#21098
25K
15.53 mi13:16:102:18:338:5522:45
9:23
#21196
30K
18.64 mi13:46:492:49:129:0530:39
9:52
#21225
20M
20.00 mi14:00:183:02:419:0813:29
9:55
#21178
21M
21.00 mi14:11:013:13:249:1310:43
10:43
#21166
35K
21.75 mi14:18:343:20:579:147:33
10:06
#21203
23M
23.00 mi14:31:113:33:349:1712:37
10:05
#21159
24M
24.00 mi14:40:423:43:059:189:31
9:31
#21096
40K
24.85 mi14:48:533:51:169:188:11
9:34
#21019
25.2M
25.20 mi14:52:253:54:489:193:32
10:15
#20965
Finish
26.22 mi15:01:454:04:089:199:20
9:10
#20907
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM60-64Seg. OverallSeg. MalesSeg. M60-64
5K3.11 mi3.11 mi19246121421214221729(Top 76%)13276(Top 82%)13276(Top 1054%)
10K6.21 mi3.10 mi19802-55612387-24512387-24520344(Top 72%)12628(Top 78%)12628(Top 1003%)
15K9.32 mi3.11 mi20425-62312653-26612653-26621729(Top 76%)13276(Top 82%)13276(Top 1054%)
20K12.43 mi3.11 mi20930-50512880-22712880-22722177(Top 78%)13435(Top 83%)13435(Top 1067%)
Half13.11 mi0.68 mi21098-16812960-8012960-8023394(Top 82%)13957(Top 87%)13957(Top 1109%)
25K15.53 mi2.42 mi21196-9812986-2612986-2621475(Top 76%)13074(Top 81%)13074(Top 1038%)
30K18.64 mi3.11 mi21225-2912964+2212964+2221199(Top 75%)12804(Top 80%)12804(Top 1017%)
20M20.00 mi1.36 mi21178+4712913+5112913+5120666(Top 73%)12437(Top 77%)12437(Top 988%)
21M21.00 mi1.00 mi21166+1212901+1212901+1220635(Top 73%)12319(Top 76%)12319(Top 978%)
35K21.75 mi0.75 mi21203-3712903-212903-222137(Top 78%)12974(Top 81%)12974(Top 1031%)
23M23.00 mi1.25 mi21159+4412855+4812855+4820726(Top 73%)12259(Top 76%)12259(Top 974%)
24M24.00 mi1.00 mi21096+6312794+6112794+6119672(Top 69%)11711(Top 73%)11711(Top 930%)
40K24.85 mi0.85 mi21019+7712746+4812746+4818989(Top 67%)11320(Top 70%)11320(Top 899%)
25.2M25.20 mi0.35 mi20965+5412717+2912717+2918067(Top 64%)10867(Top 67%)10867(Top 863%)
Finish26.22 mi1.02 mi20907+5812675+4212675+4219769(Top 70%)11701(Top 73%)11701(Top 929%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 76%
×21story building
+97ft-345ft

Overall

21729

Males

13276

M60-64

13276

5K→10K

3.1 - 6.2 mi

Top 72%
×5story building
+79ft-138ft

Overall

20344

Males

12628

M60-64

12628

10K→15K

6.2 - 9.3 mi

Top 76%
×3story building
+67ft-78ft

Overall

21729

Males

13276

M60-64

13276

15K→20K

9.3 - 12.4 mi

Top 78%
×5story building
+106ft-86ft

Overall

22177

Males

13435

M60-64

13435

20K→Half

12.4 - 13.1 mi

Top 82%
×2story building
+19ft-37ft

Overall

23394

Males

13957

M60-64

13957

Half→25K

13.1 - 15.5 mi

Top 76%
×4story building
+66ft-88ft

Overall

21475

Males

13074

M60-64

13074

25K→30K

15.5 - 18.6 mi

Top 75%
×9story building
+181ft-148ft

Overall

21199

Males

12804

M60-64

12804

30K→20M

18.6 - 20.0 mi

Top 73%
×5story building
+64ft-50ft

Overall

20666

Males

12437

M60-64

12437

20M→21M

20.0 - 21.0 mi

Top 73%
×8story building
+106ft-24ft

Overall

20635

Males

12319

M60-64

12319

21M→35K

21.0 - 21.8 mi

Top 78%
×7story building
+17ft-86ft

Overall

22137

Males

12974

M60-64

12974

35K→23M

21.8 - 23.0 mi

Top 73%
×5story building
+23ft-63ft

Overall

20726

Males

12259

M60-64

12259

23M→24M

23.0 - 24.0 mi

Top 69%
×6story building
+12ft-82ft

Overall

19672

Males

11711

M60-64

11711

24M→40K

24.0 - 24.9 mi

Top 67%
×1story
+6ft-20ft

Overall

18989

Males

11320

M60-64

11320

40K→25.2M

24.9 - 25.2 mi

Top 64%
×1story
+13ft-16ft

Overall

18067

Males

10867

M60-64

10867

25.2M→Finish

25.2 - 26.2 mi

Top 70%
×2story building
+22ft-21ft

Overall

19769

Males

11701

M60-64

11701

Passing Analysis

Category:
Athletes Passed
1242
Passed By
2903
Net Change
-1661
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#19246
5K → 10K90646-556#19246#19802
10K → 15K68691-623#19802#20425
15K → 20K74579-505#20425#20930
20K → Half7175-168#20930#21098
Half → 25K117215-98#21098#21196
25K → 30K194223-29#21196#21225
30K → 20M12578+47#21225#21178
20M → 21M9179+12#21178#21166
21M → 35K5188-37#21166#21203
35K → 23M10662+44#21203#21159
23M → 24M9330+63#21159#21096
24M → 40K8912+77#21096#21019
40K → 25.2M606+54#21019#20965
25.2M → Finish7719+58#20965#20907
TOTALS12422903-1661
📊

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