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BOSTON MARATHON 2025

Qi Zhang

Bib: 22731•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

Start
0:00:00
Race begins
5K· 3.11 mi
27:19
Rank: #21479
Start → 5K
8:48/mi
27:19 split
10K· 6.21 mi
54:35
Rank: #21369 (+110)
5K → 10K
8:47/mi
27:16 split
15K· 9.32 mi
1:21:15
Rank: #20841 (+528)
10K → 15K
8:35/mi
26:40 split
20K· 12.43 mi
1:49:20
Rank: #20921 (-80)
15K → 20K
9:02/mi
28:05 split
Half· 13.11 mi
1:55:41
Rank: #21056 (-135)
20K → Half
9:18/mi
6:21 split
25K· 15.53 mi
2:18:41
Rank: #21239 (-183)
Half → 25K
9:29/mi
23:00 split
30K· 18.64 mi
2:50:39
Rank: #21570 (-331)
25K → 30K
10:17/mi
31:58 split
20M
3:05:11
Rank: #21716 (-146)
30K → 20M
10:42/mi
14:32 split
21M
3:17:46
Rank: #21969 (-253)
20M → 21M
12:35/mi
12:35 split
35K· 21.75 mi
3:25:23
Rank: #21985 (-16)
21M → 35K
10:11/mi
7:37 split
23M
3:38:54
Rank: #22016 (-31)
35K → 23M
10:48/mi
13:31 split
24M
3:49:45
Rank: #22101 (-85)
23M → 24M
10:51/mi
10:51 split
40K· 24.85 mi
3:59:33
Rank: #22206 (-105)
24M → 40K
11:28/mi
9:48 split
25.2M
4:04:03
Rank: #22259 (-53)
40K → 25.2M
13:03/mi
4:30 split
Finish· 26.22 mi
4:14:27
Rank: #22283 (-24)
25.2M → Finish
10:12/mi
10:24 split

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:55:41
Pace8:49 /mi
2nd Half
Distance13.11 mi
Time2:18:46
Pace10:35 /mi
📊Positive Split: 20.0% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:24:1227:198:4827:19
8:48
-
10K
6.21 mi11:51:2854:358:4727:16
8:47
-0:01
15K
9.32 mi12:18:081:21:158:4326:40
8:35
-0:12
20K
12.43 mi12:46:131:49:208:4828:05
9:02
+0:27
Half
13.11 mi12:52:341:55:418:496:21
9:18
+0:16
25K
15.53 mi13:15:342:18:418:5623:00
9:29
+0:11
30K
18.64 mi13:47:322:50:399:0931:58
10:17
+0:48
20M
20.00 mi14:02:043:05:119:1614:32
10:42
+0:25
21M
21.00 mi14:14:393:17:469:2512:35
12:35
+1:53
35K
21.75 mi14:22:163:25:239:277:37
10:11
-2:24
23M
23.00 mi14:35:473:38:549:3113:31
10:48
+0:37
24M
24.00 mi14:46:383:49:459:3410:51
10:51
+0:03
40K
24.85 mi14:56:263:59:339:389:48
11:28
+0:37
25.2M
25.20 mi15:00:564:04:039:414:30
13:03
+1:35
Finish
26.22 mi15:11:204:14:279:4310:24
10:12
-2:51

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

8:35 /mi

Average Pace

9:43 /mi

Slowest Pace

13:03 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:18:41

55% of race

Time at Steady Pace

1:28:53

35% of race

Time at Slower Pace

26:53

11% of race

Average Pace: 9:42 /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 mi11:24:1227:198:4827:19
8:48
#21479
10K
6.21 mi11:51:2854:358:4727:16
8:47
#21369
15K
9.32 mi12:18:081:21:158:4326:40
8:35
#20841
20K
12.43 mi12:46:131:49:208:4828:05
9:02
#20921
Half
13.11 mi12:52:341:55:418:496:21
9:18
#21056
25K
15.53 mi13:15:342:18:418:5623:00
9:29
#21239
30K
18.64 mi13:47:322:50:399:0931:58
10:17
#21570
20M
20.00 mi14:02:043:05:119:1614:32
10:42
#21716
21M
21.00 mi14:14:393:17:469:2512:35
12:35
#21969
35K
21.75 mi14:22:163:25:239:277:37
10:11
#21985
23M
23.00 mi14:35:473:38:549:3113:31
10:48
#22016
24M
24.00 mi14:46:383:49:459:3410:51
10:51
#22101
40K
24.85 mi14:56:263:59:339:389:48
11:28
#22206
25.2M
25.20 mi15:00:564:04:039:414:30
13:03
#22259
Finish
26.22 mi15:11:204:14:279:4310:24
10:12
#22283
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM60-64Seg. OverallSeg. MalesSeg. M60-64
5K3.11 mi3.11 mi21479130691306919824(Top 70%)12427(Top 77%)12427(Top 987%)
10K6.21 mi3.10 mi21369+11013054+1513054+1521284(Top 75%)13037(Top 81%)13037(Top 1036%)
15K9.32 mi3.11 mi20841+52812832+22212832+22219824(Top 70%)12427(Top 77%)12427(Top 987%)
20K12.43 mi3.11 mi20921-8012876-4412876-4421168(Top 75%)12971(Top 81%)12971(Top 1030%)
Half13.11 mi0.68 mi21056-13512935-5912935-5922962(Top 81%)13770(Top 86%)13770(Top 1094%)
25K15.53 mi2.42 mi21239-18313008-7313008-7321807(Top 77%)13203(Top 82%)13203(Top 1049%)
30K18.64 mi3.11 mi21570-33113125-11713125-11722413(Top 79%)13350(Top 83%)13350(Top 1060%)
20M20.00 mi1.36 mi21716-14613182-5713182-5722932(Top 81%)13487(Top 84%)13487(Top 1071%)
21M21.00 mi1.00 mi21969-25313262-8013262-8024506(Top 86%)14146(Top 88%)14146(Top 1124%)
35K21.75 mi0.75 mi21985-1613253+913253+922372(Top 79%)13094(Top 81%)13094(Top 1040%)
23M23.00 mi1.25 mi22016-3113232+2113232+2122736(Top 80%)13216(Top 82%)13216(Top 1050%)
24M24.00 mi1.00 mi22101-8513251-1913251-1923664(Top 83%)13642(Top 85%)13642(Top 1084%)
40K24.85 mi0.85 mi22206-10513281-3013281-3024061(Top 85%)13806(Top 86%)13806(Top 1097%)
25.2M25.20 mi0.35 mi22259-5313302-2113302-2125096(Top 88%)14294(Top 89%)14294(Top 1135%)
Finish26.22 mi1.02 mi22283-2413284+1813284+1823534(Top 83%)13532(Top 84%)13532(Top 1075%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 70%
×21story building
+97ft-345ft

Overall

19824

Males

12427

M60-64

12427

5K→10K

3.1 - 6.2 mi

Top 75%
×5story building
+79ft-138ft

Overall

21284

Males

13037

M60-64

13037

10K→15K

6.2 - 9.3 mi

Top 70%
×3story building
+67ft-78ft

Overall

19824

Males

12427

M60-64

12427

15K→20K

9.3 - 12.4 mi

Top 75%
×5story building
+106ft-86ft

Overall

21168

Males

12971

M60-64

12971

20K→Half

12.4 - 13.1 mi

Top 81%
×2story building
+19ft-37ft

Overall

22962

Males

13770

M60-64

13770

Half→25K

13.1 - 15.5 mi

Top 77%
×4story building
+66ft-88ft

Overall

21807

Males

13203

M60-64

13203

25K→30K

15.5 - 18.6 mi

Top 79%
×9story building
+181ft-148ft

Overall

22413

Males

13350

M60-64

13350

30K→20M

18.6 - 20.0 mi

Top 81%
×5story building
+64ft-50ft

Overall

22932

Males

13487

M60-64

13487

20M→21M

20.0 - 21.0 mi

Top 86%
×8story building
+106ft-24ft

Overall

24506

Males

14146

M60-64

14146

21M→35K

21.0 - 21.8 mi

Top 79%
×7story building
+17ft-86ft

Overall

22372

Males

13094

M60-64

13094

35K→23M

21.8 - 23.0 mi

Top 80%
×5story building
+23ft-63ft

Overall

22736

Males

13216

M60-64

13216

23M→24M

23.0 - 24.0 mi

Top 83%
×6story building
+12ft-82ft

Overall

23664

Males

13642

M60-64

13642

24M→40K

24.0 - 24.9 mi

Top 85%
×1story
+6ft-20ft

Overall

24061

Males

13806

M60-64

13806

40K→25.2M

24.9 - 25.2 mi

Top 88%
×1story
+13ft-16ft

Overall

25096

Males

14294

M60-64

14294

25.2M→Finish

25.2 - 26.2 mi

Top 83%
×2story building
+22ft-21ft

Overall

23534

Males

13532

M60-64

13532

Passing Analysis

Category:
Athletes Passed
1544
Passed By
2348
Net Change
-804
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#21479
5K → 10K338228+110#21479#21369
10K → 15K55931+528#21369#20841
15K → 20K163243-80#20841#20921
20K → Half7142-135#20921#21056
Half → 25K98281-183#21056#21239
25K → 30K112443-331#21239#21570
30K → 20M52198-146#21570#21716
20M → 21M23276-253#21716#21969
21M → 35K3652-16#21969#21985
35K → 23M70101-31#21985#22016
23M → 24M26111-85#22016#22101
24M → 40K20125-105#22101#22206
40K → 25.2M558-53#22206#22259
25.2M → Finish3559-24#22259#22283
TOTALS15442348-804
📊

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