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BOSTON MARATHON 2026

Zongqiang Liu

Bib: 8688•M

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0:00
0:00
/ mi
Masters
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Overall
#0 / 29021
Top 18%
Gender (Male)
#0 / 16340
Top 29%
Masters (Masters Men)
#0 / 10617
Top 15%
Age Group (M40-44)
#0 / 2198
Top 38%
Race Day Weather
51°/41°F
overcast clouds

Race Timeline and Course Information

Your journey through the course with elevation, pacing, and checkpoint details

⏱️ Race Timeline

Watch your race unfold from start to finish

Start
0:00:00
Race begins
5K
20:15
3.11 mi
Rank: #4350
Start → 5K
20:15 | 6:32/mi
10K
40:28
6.21 mi
Rank: #4283 (+67)
5K → 10K
20:13 | 6:31/mi
15K
1:00:50
9.32 mi
Rank: #4395 (-112)
10K → 15K
20:22 | 6:34/mi
20K
1:21:46
12.43 mi
Rank: #4643 (-248)
15K → 20K
20:56 | 6:45/mi
HALF
1:26:17
13.11 mi
Rank: #4681 (-38)
20K → HALF
4:31 | 6:38/mi
25K
1:42:40
15.53 mi
Rank: #4727 (-46)
HALF → 25K
16:23 | 6:46/mi
30K
2:04:20
18.64 mi
Rank: #4838 (-111)
25K → 30K
21:40 | 6:59/mi
20M
2:14:01
20.00 mi
Rank: #4946 (-108)
30K → 20M
9:41 | 7:08/mi
21M
2:21:37
21.00 mi
Rank: #5059 (-113)
20M → 21M
7:36 | 7:36/mi
35K
2:26:44
21.75 mi
Rank: #5074 (-15)
21M → 35K
5:07 | 6:51/mi
23M
2:35:37
23.00 mi
Rank: #5108 (-34)
35K → 23M
8:53 | 7:06/mi
24M
2:42:31
24.00 mi
Rank: #5120 (-12)
23M → 24M
6:54 | 6:54/mi
40K
2:48:36
24.85 mi
Rank: #5143 (-23)
24M → 40K
6:05 | 7:07/mi
25.2M
2:51:18
25.20 mi
Rank: #5170 (-27)
40K → 25.2M
2:42 | 7:50/mi
FINISH
2:58:26
26.22 mi
Rank: #5284 (-114)
25.2M → FINISH
7:08 | 7:00/mi

Splits & Pacing

Detailed breakdown of your race performance at each timing point

Half Splits

1st HalfFaster
via HALF
Distance13.11 mi
Time1:26:17
Pace6:35 /mi
2nd Half
Distance13.11 mi
Time1:32:09
Pace7:02 /mi
📊Positive Split: 6.8% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:35:2820:156:3220:15
6:32
-
10K
6.21 mi10:55:4140:286:3120:13
6:31
-0:01
15K
9.32 mi11:16:031:00:506:3220:22
6:34
+0:03
20K
12.43 mi11:36:591:21:466:3520:56
6:45
+0:11
HALF
13.11 mi11:41:301:26:176:354:31
6:38
-0:07
25K
15.53 mi11:57:531:42:406:3716:23
6:46
+0:08
30K
18.64 mi12:19:332:04:206:4121:40
6:59
+0:13
20M
20.00 mi12:29:142:14:016:439:41
7:08
+0:09
21M
21.00 mi12:36:502:21:376:457:36
7:36
+0:28
35K
21.75 mi12:41:572:26:446:455:07
6:51
-0:45
23M
23.00 mi12:50:502:35:376:468:53
7:06
+0:15
24M
24.00 mi12:57:442:42:316:476:54
6:54
-0:12
40K
24.85 mi13:03:492:48:366:486:05
7:07
+0:13
25.2M
25.20 mi13:06:312:51:186:482:42
7:50
+0:43
FINISH
26.22 mi13:13:392:58:266:497:08
7:00
-0:50

Checkpoint Splits Visualizations

Explore your race data through different visual perspectives. Scroll to discover each visualization.

📈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

6:31 /mi

Average Pace

6:49 /mi

Slowest Pace

7:50 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Bar length shows time spent in each segment. Colors mark your faster to slower segments, relative to your own pace.

Time at Faster Pace

1:05:21

37% of race

Time at Steady Pace

1:18:08

44% of race

Time at Slower Pace

34:57

20% of race

Average Pace: 6:48 /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

Enhanced split table showing pace trends through mini sparkline visualizations.

Overall Pace Trend

CheckpointDistanceTime of DayTimeAvg PaceSegmentPaceTrendRank
5K
3.11 mi10:35:2820:156:3220:15
6:32
#4350
10K
6.21 mi10:55:4140:286:3120:13
6:31
#4283
15K
9.32 mi11:16:031:00:506:3220:22
6:34
#4395
20K
12.43 mi11:36:591:21:466:3520:56
6:45
#4643
HALF
13.11 mi11:41:301:26:176:354:31
6:38
#4681
25K
15.53 mi11:57:531:42:406:3716:23
6:46
#4727
30K
18.64 mi12:19:332:04:206:4121:40
6:59
#4838
20M
20.00 mi12:29:142:14:016:439:41
7:08
#4946
21M
21.00 mi12:36:502:21:376:457:36
7:36
#5059
35K
21.75 mi12:41:572:26:446:455:07
6:51
#5074
23M
23.00 mi12:50:502:35:376:468:53
7:06
#5108
24M
24.00 mi12:57:442:42:316:476:54
6:54
#5120
40K
24.85 mi13:03:492:48:366:486:05
7:07
#5143
25.2M
25.20 mi13:06:312:51:186:482:42
7:50
#5170
FINISH
26.22 mi13:13:392:58:266:497:08
7:00
#5284
Faster pace
Steady pace
Slower pace

Rankings

Your position at each checkpoint and how you ranked in each segment

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM40-44Seg. OverallSeg. MalesSeg. M40-44
5K3.11 mi3.11 mi4350411341134617(Top 16%)4334(Top 27%)4334(Top 197%)
10K6.21 mi3.10 mi4283+674056+574056+574284(Top 15%)4055(Top 25%)4055(Top 184%)
15K9.32 mi3.11 mi4395-1124156-1004156-1004617(Top 16%)4334(Top 27%)4334(Top 197%)
20K12.43 mi3.11 mi4643-2484360-2044360-2045545(Top 19%)5064(Top 31%)5064(Top 230%)
HALF13.11 mi0.68 mi4681-384394-344394-345467(Top 19%)4998(Top 31%)4998(Top 227%)
25K15.53 mi2.42 mi4727-464429-354429-355379(Top 19%)4894(Top 30%)4894(Top 223%)
30K18.64 mi3.11 mi4838-1114506-774506-775688(Top 20%)5072(Top 31%)5072(Top 231%)
20M20.00 mi1.36 mi4946-1084588-824588-826436(Top 22%)5523(Top 34%)5523(Top 251%)
21M21.00 mi1.00 mi5059-1134675-874675-877111(Top 25%)5834(Top 36%)5834(Top 265%)
35K21.75 mi0.75 mi5074-154680-54680-55934(Top 20%)5111(Top 31%)5111(Top 233%)
23M23.00 mi1.25 mi5108-344694-144694-146101(Top 21%)5167(Top 32%)5167(Top 235%)
24M24.00 mi1.00 mi5120-124686+84686+85774(Top 20%)4876(Top 30%)4876(Top 222%)
40K24.85 mi0.85 mi5143-234692-64692-66180(Top 21%)5099(Top 31%)5099(Top 232%)
25.2M25.20 mi0.35 mi5170-274711-194711-197165(Top 25%)5611(Top 34%)5611(Top 255%)
FINISH26.22 mi1.02 mi5284-1144786-754786-757512(Top 26%)5770(Top 35%)5770(Top 263%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 16%
×21
+97ft-345ft

Overall

4617

Males

4334

M40-44

4334

5K→10K

3.1 - 6.2 mi

Top 15%
×5
+79ft-138ft

Overall

4284

Males

4055

M40-44

4055

10K→15K

6.2 - 9.3 mi

Top 16%
×3
+67ft-78ft

Overall

4617

Males

4334

M40-44

4334

15K→20K

9.3 - 12.4 mi

Top 19%
×5
+106ft-86ft

Overall

5545

Males

5064

M40-44

5064

20K→HALF

12.4 - 13.1 mi

Top 19%
×2
+19ft-37ft

Overall

5467

Males

4998

M40-44

4998

HALF→25K

13.1 - 15.5 mi

Top 19%
×4
+66ft-88ft

Overall

5379

Males

4894

M40-44

4894

25K→30K

15.5 - 18.6 mi

Top 20%
×9
+181ft-148ft

Overall

5688

Males

5072

M40-44

5072

30K→20M

18.6 - 20.0 mi

Top 22%
×5
+64ft-50ft

Overall

6436

Males

5523

M40-44

5523

20M→21M

20.0 - 21.0 mi

Top 25%
×8
+106ft-24ft

Overall

7111

Males

5834

M40-44

5834

21M→35K

21.0 - 21.8 mi

Top 20%
×7
+17ft-86ft

Overall

5934

Males

5111

M40-44

5111

35K→23M

21.8 - 23.0 mi

Top 21%
×5
+23ft-63ft

Overall

6101

Males

5167

M40-44

5167

23M→24M

23.0 - 24.0 mi

Top 20%
×6
+12ft-82ft

Overall

5774

Males

4876

M40-44

4876

24M→40K

24.0 - 24.9 mi

Top 21%
×1
+6ft-20ft

Overall

6180

Males

5099

M40-44

5099

40K→25.2M

24.9 - 25.2 mi

Top 25%
×1
+13ft-16ft

Overall

7165

Males

5611

M40-44

5611

25.2M→FINISH

25.2 - 26.2 mi

Top 26%
×2
+22ft-21ft

Overall

7512

Males

5770

M40-44

5770

Passing

Athletes you passed and who passed you throughout the race

Passing Analysis

Category:
Athletes Passed
757
Passed By
1602
Net Change
-934
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#4350
5K → 10K182115+67#4350#4283
10K → 15K70182-112#4283#4395
15K → 20K41200-248#4395#4643
20K → HALF947-38#4643#4681
HALF → 25K61107-46#4681#4727
25K → 30K82193-111#4727#4838
30K → 20M28136-108#4838#4946
20M → 21M36149-113#4946#5059
21M → 35K3651-15#5059#5074
35K → 23M6195-34#5074#5108
23M → 24M5163-12#5108#5120
24M → 40K5073-23#5120#5143
40K → 25.2M1946-27#5143#5170
25.2M → FINISH31145-114#5170#5284
TOTALS7571602-934
📊

Passing Analysis Visualizations

Explore your passing analysis through 5 different visualizations. Scroll to discover each one.

Time:
Category:

📈Position Graph

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🎨Heatmap Timeline

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🔄Passing Circle

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🌊Position Flow

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🏃Race Lanes

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Activity Data

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Public Race Data

Boston Athletic Association

Boston Athletic Association

Mika Timing

Mika Timing