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BOSTON MARATHON 2025

Jianping Xiong

Bib: 13315•M

0:00
0:00
/ mi
Masters
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Overall
#0 / 28404
Gender (Male)
#0 / 16105
Masters (Masters Men)
#0 / 10463
Division (M50-54)
#0 / 1996
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
7:33/mi
23:28
↑ 97↓ 3451.5%
10K· 6.21 mi
7:37/mi
47:07
↑ 79↓ 1380.4%
15K· 9.32 mi
7:36/mi
1:10:45
↑ 67↓ 78
20K· 12.43 mi
8:02/mi
1:35:41
↑ 106↓ 860.1%
Half· 13.11 mi
7:46/mi
1:40:59
↑ 19↓ 370.5%
25K· 15.53 mi
7:57/mi
2:00:15
↑ 66↓ 880.2%
30K· 18.64 mi
9:05/mi
2:28:27
↑ 181↓ 1480.2%
20M
9:09/mi
2:40:53
↑ 64↓ 500.2%
21M
9:40/mi
2:50:33
↑ 106↓ 241.6%
35K· 21.75 mi
9:08/mi
2:57:23
↑ 17↓ 861.7%
23M
9:43/mi
3:09:33
↑ 23↓ 630.6%
24M
9:20/mi
3:18:53
↓ 821.3%
40K· 24.85 mi
9:20/mi
3:26:52
↓ 200.3%
25.2M
9:57/mi
3:30:18
↑ 13↓ 160.2%
Finish· 26.22 mi
7:48/mi
3:38:15
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:40:59
Pace7:42 /mi
2nd Half
Distance13.11 mi
Time1:57:16
Pace8:57 /mi
📊Positive Split: 16.1% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:52:1823:287:3323:28
7:33
-
10K
6.21 mi11:15:5747:077:3523:39
7:37
+0:04
15K
9.32 mi11:39:351:10:457:3523:38
7:36
-0:01
20K
12.43 mi12:04:311:35:417:4224:56
8:02
+0:26
Half
13.11 mi12:09:491:40:597:425:18
7:46
-0:16
25K
15.53 mi12:29:052:00:157:4419:16
7:57
+0:11
30K
18.64 mi12:57:172:28:277:5828:12
9:05
+1:08
20M
20.00 mi13:09:432:40:538:0312:26
9:09
+0:04
21M
21.00 mi13:19:232:50:338:079:40
9:40
+0:31
35K
21.75 mi13:26:132:57:238:096:50
9:08
-0:32
23M
23.00 mi13:38:233:09:338:1412:10
9:43
+0:35
24M
24.00 mi13:47:433:18:538:179:20
9:20
-0:23
40K
24.85 mi13:55:423:26:528:197:59
9:20
0:00
25.2M
25.20 mi13:59:083:30:188:213:26
9:57
+0:37
Finish
26.22 mi14:07:053:38:158:207:57
7:48
-2:09

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

7:33 /mi

Average Pace

8:20 /mi

Slowest Pace

9:57 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:08:12

59% of race

Time at Steady Pace

1:04:47

30% of race

Time at Slower Pace

25:16

12% of race

Average Pace: 8:19 /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 mi10:52:1823:287:3323:28
7:33
#12669
10K
6.21 mi11:15:5747:077:3523:39
7:37
#12852
15K
9.32 mi11:39:351:10:457:3523:38
7:36
#12777
20K
12.43 mi12:04:311:35:417:4224:56
8:02
#13344
Half
13.11 mi12:09:491:40:597:425:18
7:46
#13385
25K
15.53 mi12:29:052:00:157:4419:16
7:57
#13359
30K
18.64 mi12:57:172:28:277:5828:12
9:05
#14397
20M
20.00 mi13:09:432:40:538:0312:26
9:09
#14697
21M
21.00 mi13:19:232:50:338:079:40
9:40
#14819
35K
21.75 mi13:26:132:57:238:096:50
9:08
#14995
23M
23.00 mi13:38:233:09:338:1412:10
9:43
#15321
24M
24.00 mi13:47:433:18:538:179:20
9:20
#15515
40K
24.85 mi13:55:423:26:528:197:59
9:20
#15574
25.2M
25.20 mi13:59:083:30:188:213:26
9:57
#15592
Finish
26.22 mi14:07:053:38:158:207:57
7:48
#15428
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM50-54Seg. OverallSeg. MalesSeg. M50-54
5K3.11 mi3.11 mi126699488948812634(Top 44%)9352(Top 58%)9352(Top 469%)
10K6.21 mi3.10 mi12852-1839552-649552-6413118(Top 46%)9633(Top 60%)9633(Top 483%)
15K9.32 mi3.11 mi12777+759483+699483+6912634(Top 44%)9352(Top 58%)9352(Top 469%)
20K12.43 mi3.11 mi13344-5679674-1919674-19115104(Top 53%)10359(Top 64%)10359(Top 519%)
Half13.11 mi0.68 mi13385-419684-109684-1013878(Top 49%)9824(Top 61%)9824(Top 492%)
25K15.53 mi2.42 mi13359+269632+529632+5213453(Top 47%)9494(Top 59%)9494(Top 476%)
30K18.64 mi3.11 mi14397-103810022-39010022-39018053(Top 64%)11398(Top 71%)11398(Top 571%)
20M20.00 mi1.36 mi14697-30010128-10610128-10617504(Top 62%)11032(Top 69%)11032(Top 553%)
21M21.00 mi1.00 mi14819-12210155-2710155-2716830(Top 59%)10605(Top 66%)10605(Top 531%)
35K21.75 mi0.75 mi14995-17610217-6210217-6218832(Top 66%)11403(Top 71%)11403(Top 571%)
23M23.00 mi1.25 mi15321-32610310-9310310-9319492(Top 69%)11657(Top 72%)11657(Top 584%)
24M24.00 mi1.00 mi15515-19410377-6710377-6718920(Top 67%)11357(Top 71%)11357(Top 569%)
40K24.85 mi0.85 mi15574-5910361+1610361+1617974(Top 63%)10801(Top 67%)10801(Top 541%)
25.2M25.20 mi0.35 mi15592-18103611036116706(Top 59%)10191(Top 63%)10191(Top 511%)
Finish26.22 mi1.02 mi15428+16410266+9510266+9511388(Top 40%)7685(Top 48%)7685(Top 385%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 44%
×21story building
+97ft-345ft

Overall

12634

Males

9352

M50-54

9352

5K→10K

3.1 - 6.2 mi

Top 46%
×5story building
+79ft-138ft

Overall

13118

Males

9633

M50-54

9633

10K→15K

6.2 - 9.3 mi

Top 44%
×3story building
+67ft-78ft

Overall

12634

Males

9352

M50-54

9352

15K→20K

9.3 - 12.4 mi

Top 53%
×5story building
+106ft-86ft

Overall

15104

Males

10359

M50-54

10359

20K→Half

12.4 - 13.1 mi

Top 49%
×2story building
+19ft-37ft

Overall

13878

Males

9824

M50-54

9824

Half→25K

13.1 - 15.5 mi

Top 47%
×4story building
+66ft-88ft

Overall

13453

Males

9494

M50-54

9494

25K→30K

15.5 - 18.6 mi

Top 64%
×9story building
+181ft-148ft

Overall

18053

Males

11398

M50-54

11398

30K→20M

18.6 - 20.0 mi

Top 62%
×5story building
+64ft-50ft

Overall

17504

Males

11032

M50-54

11032

20M→21M

20.0 - 21.0 mi

Top 59%
×8story building
+106ft-24ft

Overall

16830

Males

10605

M50-54

10605

21M→35K

21.0 - 21.8 mi

Top 66%
×7story building
+17ft-86ft

Overall

18832

Males

11403

M50-54

11403

35K→23M

21.8 - 23.0 mi

Top 69%
×5story building
+23ft-63ft

Overall

19492

Males

11657

M50-54

11657

23M→24M

23.0 - 24.0 mi

Top 67%
×6story building
+12ft-82ft

Overall

18920

Males

11357

M50-54

11357

24M→40K

24.0 - 24.9 mi

Top 63%
×1story
+6ft-20ft

Overall

17974

Males

10801

M50-54

10801

40K→25.2M

24.9 - 25.2 mi

Top 59%
×1story
+13ft-16ft

Overall

16706

Males

10191

M50-54

10191

25.2M→Finish

25.2 - 26.2 mi

Top 40%
×2story building
+22ft-21ft

Overall

11388

Males

7685

M50-54

7685

Passing Analysis

Category:
Athletes Passed
1256
Passed By
4015
Net Change
-2759
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#12669
5K → 10K211394-183#12669#12852
10K → 15K228153+75#12852#12777
15K → 20K74641-567#12777#13344
20K → Half2465-41#13344#13385
Half → 25K171145+26#13385#13359
25K → 30K741112-1038#13359#14397
30K → 20M66366-300#14397#14697
20M → 21M66188-122#14697#14819
21M → 35K26202-176#14819#14995
35K → 23M44370-326#14995#15321
23M → 24M28222-194#15321#15515
24M → 40K54113-59#15515#15574
40K → 25.2M2038-18#15574#15592
25.2M → Finish1706+164#15592#15428
TOTALS12564015-2759
📊

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