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BOSTON MARATHON 2026

Qinghua Guo

Bib: 23421•M

BC

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0:00
/ mi
Masters
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Overall
#0 / 29021
Gender (Male)
#0 / 16340
Masters (Masters Men)
#0 / 10617
Age Group (M60-64)
#0 / 1514
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
26:21
3.11 mi
Rank: #19969
Start → 5K
26:21 | 8:29/mi
10K
52:48
6.21 mi
Rank: #20158 (-189)
5K → 10K
26:27 | 8:31/mi
15K
1:19:29
9.32 mi
Rank: #20290 (-132)
10K → 15K
26:41 | 8:36/mi
20K
1:46:50
12.43 mi
Rank: #20461 (-171)
15K → 20K
27:21 | 8:49/mi
HALF
1:53:01
13.11 mi
Rank: #20632 (-171)
20K → HALF
6:11 | 9:05/mi
25K
2:14:47
15.53 mi
Rank: #20706 (-74)
HALF → 25K
21:46 | 8:59/mi
30K
2:43:30
18.64 mi
Rank: #20701 (+5)
25K → 30K
28:43 | 9:15/mi
20M
2:55:47
20.00 mi
Rank: #20583 (+118)
30K → 20M
12:17 | 9:03/mi
21M
3:05:18
21.00 mi
Rank: #20447 (+136)
20M → 21M
9:31 | 9:31/mi
35K
3:12:05
21.75 mi
Rank: #20447
21M → 35K
6:47 | 9:05/mi
23M
3:23:25
23.00 mi
Rank: #20347 (+100)
35K → 23M
11:20 | 9:04/mi
24M
3:32:44
24.00 mi
Rank: #20377 (-30)
23M → 24M
9:19 | 9:19/mi
40K
3:40:56
24.85 mi
Rank: #20382 (-5)
24M → 40K
8:12 | 9:36/mi
25.2M
3:44:43
25.20 mi
Rank: #20421 (-39)
40K → 25.2M
3:47 | 10:59/mi
FINISH
3:54:24
26.22 mi
Rank: #20542 (-121)
25.2M → FINISH
9:41 | 9:31/mi

Splits & Pacing

Detailed breakdown of your race performance at each timing point

Half Splits

1st HalfFaster
via HALF
Distance13.11 mi
Time1:53:01
Pace8:38 /mi
2nd Half
Distance13.11 mi
Time2:01:23
Pace9:16 /mi
📊Positive Split: 7.4% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:31:2026:218:2926:21
8:29
-
10K
6.21 mi11:57:4752:488:3026:27
8:31
+0:02
15K
9.32 mi12:24:281:19:298:3226:41
8:36
+0:05
20K
12.43 mi12:51:491:46:508:3627:21
8:49
+0:13
HALF
13.11 mi12:58:001:53:018:386:11
9:05
+0:16
25K
15.53 mi13:19:462:14:478:4121:46
8:59
-0:06
30K
18.64 mi13:48:292:43:308:4728:43
9:15
+0:16
20M
20.00 mi14:00:462:55:478:4812:17
9:03
-0:12
21M
21.00 mi14:10:173:05:188:509:31
9:31
+0:28
35K
21.75 mi14:17:043:12:058:506:47
9:05
-0:26
23M
23.00 mi14:28:243:23:258:5111:20
9:04
-0:01
24M
24.00 mi14:37:433:32:448:529:19
9:19
+0:15
40K
24.85 mi14:45:553:40:568:548:12
9:36
+0:17
25.2M
25.20 mi14:49:423:44:438:563:47
10:59
+1:23
FINISH
26.22 mi14:59:233:54:248:579:41
9:31
-1:28

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

8:29 /mi

Average Pace

8:57 /mi

Slowest Pace

10:59 /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

1:19:29

34% of race

Time at Steady Pace

2:03:44

53% of race

Time at Slower Pace

31:11

13% of race

Average Pace: 8:56 /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 mi11:31:2026:218:2926:21
8:29
#19969
10K
6.21 mi11:57:4752:488:3026:27
8:31
#20158
15K
9.32 mi12:24:281:19:298:3226:41
8:36
#20290
20K
12.43 mi12:51:491:46:508:3627:21
8:49
#20461
HALF
13.11 mi12:58:001:53:018:386:11
9:05
#20632
25K
15.53 mi13:19:462:14:478:4121:46
8:59
#20706
30K
18.64 mi13:48:292:43:308:4728:43
9:15
#20701
20M
20.00 mi14:00:462:55:478:4812:17
9:03
#20583
21M
21.00 mi14:10:173:05:188:509:31
9:31
#20447
35K
21.75 mi14:17:043:12:058:506:47
9:05
#20447
23M
23.00 mi14:28:243:23:258:5111:20
9:04
#20347
24M
24.00 mi14:37:433:32:448:529:19
9:19
#20377
40K
24.85 mi14:45:553:40:568:548:12
9:36
#20382
25.2M
25.20 mi14:49:423:44:438:563:47
10:59
#20421
FINISH
26.22 mi14:59:233:54:248:579:41
9:31
#20542
Faster pace
Steady pace
Slower pace

Rankings

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

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM60-64Seg. OverallSeg. MalesSeg. M60-64
5K3.11 mi3.11 mi19969122741227420597(Top 71%)12612(Top 77%)12612(Top 833%)
10K6.21 mi3.10 mi20158-18912381-10712381-10720416(Top 70%)12513(Top 77%)12513(Top 826%)
15K9.32 mi3.11 mi20290-13212447-6612447-6620597(Top 71%)12612(Top 77%)12612(Top 833%)
20K12.43 mi3.11 mi20461-17112511-6412511-6420988(Top 72%)12766(Top 78%)12766(Top 843%)
HALF13.11 mi0.68 mi20632-17112587-7612587-7623003(Top 79%)13733(Top 84%)13733(Top 907%)
25K15.53 mi2.42 mi20706-7412604-1712604-1721052(Top 73%)12768(Top 78%)12768(Top 843%)
30K18.64 mi3.11 mi20701+512586+1812586+1820700(Top 71%)12517(Top 77%)12517(Top 827%)
20M20.00 mi1.36 mi20583+11812523+6312523+6319134(Top 66%)11721(Top 72%)11721(Top 774%)
21M21.00 mi1.00 mi20447+13612449+7412449+7418578(Top 64%)11410(Top 70%)11410(Top 754%)
35K21.75 mi0.75 mi2044712435+1412435+1420264(Top 70%)12116(Top 74%)12116(Top 800%)
23M23.00 mi1.25 mi20347+10012379+5612379+5618767(Top 65%)11354(Top 69%)11354(Top 750%)
24M24.00 mi1.00 mi20377-3012378+112378+120678(Top 71%)12218(Top 75%)12218(Top 807%)
40K24.85 mi0.85 mi20382-512361+1712361+1720682(Top 71%)12187(Top 75%)12187(Top 805%)
25.2M25.20 mi0.35 mi20421-3912377-1612377-1622273(Top 77%)12967(Top 79%)12967(Top 856%)
FINISH26.22 mi1.02 mi20542-12112429-5212429-5222340(Top 77%)13001(Top 80%)13001(Top 859%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 71%
×21
+97ft-345ft

Overall

20597

Males

12612

M60-64

12612

5K→10K

3.1 - 6.2 mi

Top 70%
×5
+79ft-138ft

Overall

20416

Males

12513

M60-64

12513

10K→15K

6.2 - 9.3 mi

Top 71%
×3
+67ft-78ft

Overall

20597

Males

12612

M60-64

12612

15K→20K

9.3 - 12.4 mi

Top 72%
×5
+106ft-86ft

Overall

20988

Males

12766

M60-64

12766

20K→HALF

12.4 - 13.1 mi

Top 79%
×2
+19ft-37ft

Overall

23003

Males

13733

M60-64

13733

HALF→25K

13.1 - 15.5 mi

Top 73%
×4
+66ft-88ft

Overall

21052

Males

12768

M60-64

12768

25K→30K

15.5 - 18.6 mi

Top 71%
×9
+181ft-148ft

Overall

20700

Males

12517

M60-64

12517

30K→20M

18.6 - 20.0 mi

Top 66%
×5
+64ft-50ft

Overall

19134

Males

11721

M60-64

11721

20M→21M

20.0 - 21.0 mi

Top 64%
×8
+106ft-24ft

Overall

18578

Males

11410

M60-64

11410

21M→35K

21.0 - 21.8 mi

Top 70%
×7
+17ft-86ft

Overall

20264

Males

12116

M60-64

12116

35K→23M

21.8 - 23.0 mi

Top 65%
×5
+23ft-63ft

Overall

18767

Males

11354

M60-64

11354

23M→24M

23.0 - 24.0 mi

Top 71%
×6
+12ft-82ft

Overall

20678

Males

12218

M60-64

12218

24M→40K

24.0 - 24.9 mi

Top 71%
×1
+6ft-20ft

Overall

20682

Males

12187

M60-64

12187

40K→25.2M

24.9 - 25.2 mi

Top 77%
×1
+13ft-16ft

Overall

22273

Males

12967

M60-64

12967

25.2M→FINISH

25.2 - 26.2 mi

Top 77%
×2
+22ft-21ft

Overall

22340

Males

13001

M60-64

13001

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Passing

Athletes you passed and who passed you throughout the race

Passing Analysis

Category:
Athletes Passed
1307
Passed By
1880
Net Change
-573
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#19969
5K → 10K192381-189#19969#20158
10K → 15K130262-132#20158#20290
15K → 20K111282-171#20290#20461
20K → HALF7178-171#20461#20632
HALF → 25K99173-74#20632#20706
25K → 30K174169+5#20706#20701
30K → 20M13820+118#20701#20583
20M → 21M15620+136#20583#20447
21M → 35K43430#20447#20447
35K → 23M12020+100#20447#20347
23M → 24M4979-30#20347#20377
24M → 40K5156-5#20377#20382
40K → 25.2M1352-39#20382#20421
25.2M → FINISH24145-121#20421#20542
TOTALS13071880-573

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📊

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