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BOSTON MARATHON 2025

Qifu Zheng

Bib: 19969•M

NJ

0:00
0:00
/ mi
Masters
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Overall
#0 / 28404
Top 45%
Gender (Male)
#0 / 16105
Masters (Masters Men)
#0 / 10463
Top 48%
Division (M60-64)
#0 / 1259
Top 16%
Race Day Weather
50°/40°F
broken clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
24:23
Rank: #15227
Start → 5K
24:23 | 7:51/mi
10K· 6.21 mi
48:44
Rank: #15166 (+61)
5K → 10K
24:21 | 7:50/mi
15K· 9.32 mi
1:13:01
Rank: #14918 (+248)
10K → 15K
24:17 | 7:49/mi
20K· 12.43 mi
1:38:27
Rank: #15284 (-366)
15K → 20K
25:26 | 8:11/mi
Half· 13.11 mi
1:43:37
Rank: #15127 (+157)
20K → Half
5:10 | 7:34/mi
25K· 15.53 mi
2:02:37
Rank: #14655 (+472)
Half → 25K
19:00 | 7:50/mi
30K· 18.64 mi
2:28:38
Rank: #14468 (+187)
25K → 30K
26:01 | 8:22/mi
20M
2:39:28
Rank: #14098 (+370)
30K → 20M
10:50 | 7:58/mi
21M
2:47:44
Rank: #13761 (+337)
20M → 21M
8:16 | 8:16/mi
35K· 21.75 mi
2:53:56
Rank: #13757 (+4)
21M → 35K
6:12 | 8:17/mi
23M
3:03:53
Rank: #13466 (+291)
35K → 23M
9:57 | 7:57/mi
24M
3:11:29
Rank: #13231 (+235)
23M → 24M
7:36 | 7:36/mi
40K· 24.85 mi
3:18:10
Rank: #13067 (+164)
24M → 40K
6:41 | 7:49/mi
25.2M
3:21:04
Rank: #12991 (+76)
40K → 25.2M
2:54 | 8:25/mi
Finish· 26.22 mi
3:28:45
Rank: #12830 (+161)
25.2M → Finish
7:41 | 7:32/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:43:37
Pace7:54 /mi
2nd Half
Distance13.11 mi
Time1:45:08
Pace8:01 /mi
📊Positive Split: 1.5% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:15:4624:237:5124:23
7:51
-
10K
6.21 mi11:40:0748:447:5124:21
7:50
-0:01
15K
9.32 mi12:04:241:13:017:5024:17
7:49
-0:01
20K
12.43 mi12:29:501:38:277:5525:26
8:11
+0:22
Half
13.11 mi12:35:001:43:377:545:10
7:34
-0:37
25K
15.53 mi12:54:002:02:377:5419:00
7:50
+0:16
30K
18.64 mi13:20:012:28:387:5826:01
8:22
+0:32
20M
20.00 mi13:30:512:39:287:5810:50
7:58
-0:24
21M
21.00 mi13:39:072:47:447:598:16
8:16
+0:18
35K
21.75 mi13:45:192:53:568:006:12
8:17
+0:01
23M
23.00 mi13:55:163:03:538:009:57
7:57
-0:20
24M
24.00 mi14:02:523:11:297:597:36
7:36
-0:21
40K
24.85 mi14:09:333:18:107:586:41
7:49
+0:13
25.2M
25.20 mi14:12:273:21:047:592:54
8:25
+0:36
Finish
26.22 mi14:20:083:28:457:587:41
7:32
-0:53

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

7:32 /mi

Average Pace

7:58 /mi

Slowest Pace

8:25 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:59:50

86% of race

Time at Steady Pace

28:55

14% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 7:58 /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 mi11:15:4624:237:5124:23
7:51
#15227
10K
6.21 mi11:40:0748:447:5124:21
7:50
#15166
15K
9.32 mi12:04:241:13:017:5024:17
7:49
#14918
20K
12.43 mi12:29:501:38:277:5525:26
8:11
#15284
Half
13.11 mi12:35:001:43:377:545:10
7:34
#15127
25K
15.53 mi12:54:002:02:377:5419:00
7:50
#14655
30K
18.64 mi13:20:012:28:387:5826:01
8:22
#14468
20M
20.00 mi13:30:512:39:287:5810:50
7:58
#14098
21M
21.00 mi13:39:072:47:447:598:16
8:16
#13761
35K
21.75 mi13:45:192:53:568:006:12
8:17
#13757
23M
23.00 mi13:55:163:03:538:009:57
7:57
#13466
24M
24.00 mi14:02:523:11:297:597:36
7:36
#13231
40K
24.85 mi14:09:333:18:107:586:41
7:49
#13067
25.2M
25.20 mi14:12:273:21:047:592:54
8:25
#12991
Finish
26.22 mi14:20:083:28:457:587:41
7:32
#12830
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM60-64Seg. OverallSeg. MalesSeg. M60-64
5K3.11 mi3.11 mi15227105111051114499(Top 51%)10142(Top 63%)10142(Top 806%)
10K6.21 mi3.10 mi15166+6110477+3410477+3415143(Top 53%)10472(Top 65%)10472(Top 832%)
15K9.32 mi3.11 mi14918+24810366+11110366+11114499(Top 51%)10142(Top 63%)10142(Top 806%)
20K12.43 mi3.11 mi15284-36610496-13010496-13016200(Top 57%)10818(Top 67%)10818(Top 859%)
Half13.11 mi0.68 mi15127+15710427+6910427+6912302(Top 43%)9157(Top 57%)9157(Top 727%)
25K15.53 mi2.42 mi14655+47210188+23910188+23912627(Top 44%)9133(Top 57%)9133(Top 725%)
30K18.64 mi3.11 mi14468+18710052+13610052+13613963(Top 49%)9580(Top 59%)9580(Top 761%)
20M20.00 mi1.36 mi14098+3709862+1909862+19010255(Top 36%)7673(Top 48%)7673(Top 609%)
21M21.00 mi1.00 mi13761+3379684+1789684+1789013(Top 32%)6832(Top 42%)6832(Top 543%)
35K21.75 mi0.75 mi13757+49662+229662+2214146(Top 50%)9343(Top 58%)9343(Top 742%)
23M23.00 mi1.25 mi13466+2919492+1709492+1709630(Top 34%)7052(Top 44%)7052(Top 560%)
24M24.00 mi1.00 mi13231+2359366+1269366+1268411(Top 30%)6340(Top 39%)6340(Top 504%)
40K24.85 mi0.85 mi13067+1649264+1029264+1028891(Top 31%)6473(Top 40%)6473(Top 514%)
25.2M25.20 mi0.35 mi12991+769222+429222+428258(Top 29%)6082(Top 38%)6082(Top 483%)
Finish26.22 mi1.02 mi12830+1619129+939129+939481(Top 33%)6709(Top 42%)6709(Top 533%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 51%
×21stories
+97ft-345ft

Overall

14499

Males

10142

M60-64

10142

5K→10K

3.1 - 6.2 mi

Top 53%
×5stories
+79ft-138ft

Overall

15143

Males

10472

M60-64

10472

10K→15K

6.2 - 9.3 mi

Top 51%
×3stories
+67ft-78ft

Overall

14499

Males

10142

M60-64

10142

15K→20K

9.3 - 12.4 mi

Top 57%
×5stories
+106ft-86ft

Overall

16200

Males

10818

M60-64

10818

20K→Half

12.4 - 13.1 mi

Top 43%
×2stories
+19ft-37ft

Overall

12302

Males

9157

M60-64

9157

Half→25K

13.1 - 15.5 mi

Top 44%
×4stories
+66ft-88ft

Overall

12627

Males

9133

M60-64

9133

25K→30K

15.5 - 18.6 mi

Top 49%
×9stories
+181ft-148ft

Overall

13963

Males

9580

M60-64

9580

30K→20M

18.6 - 20.0 mi

Top 36%
×5stories
+64ft-50ft

Overall

10255

Males

7673

M60-64

7673

20M→21M

20.0 - 21.0 mi

Top 32%
×8stories
+106ft-24ft

Overall

9013

Males

6832

M60-64

6832

21M→35K

21.0 - 21.8 mi

Top 50%
×7stories
+17ft-86ft

Overall

14146

Males

9343

M60-64

9343

35K→23M

21.8 - 23.0 mi

Top 34%
×5stories
+23ft-63ft

Overall

9630

Males

7052

M60-64

7052

23M→24M

23.0 - 24.0 mi

Top 30%
×6stories
+12ft-82ft

Overall

8411

Males

6340

M60-64

6340

24M→40K

24.0 - 24.9 mi

Top 31%
×1story
+6ft-20ft

Overall

8891

Males

6473

M60-64

6473

40K→25.2M

24.9 - 25.2 mi

Top 29%
×1story
+13ft-16ft

Overall

8258

Males

6082

M60-64

6082

25.2M→Finish

25.2 - 26.2 mi

Top 33%
×2stories
+22ft-21ft

Overall

9481

Males

6709

M60-64

6709

Passing Analysis

Category:
Athletes Passed
3484
Passed By
1087
Net Change
+2397
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#15227
5K → 10K319258+61#15227#15166
10K → 15K34193+248#15166#14918
15K → 20K118484-366#14918#15284
20K → Half1592+157#15284#15127
Half → 25K4819+472#15127#14655
25K → 30K328141+187#14655#14468
30K → 20M3744+370#14468#14098
20M → 21M3392+337#14098#13761
21M → 35K5854+4#13761#13757
35K → 23M2998+291#13757#13466
23M → 24M2405+235#13466#13231
24M → 40K17410+164#13231#13067
40K → 25.2M771+76#13067#12991
25.2M → Finish17716+161#12991#12830
TOTALS34841087+2397
📊

Passing Visuals

Category:
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🔥Passing Intensity

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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