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BOSTON MARATHON 2026

Guohua Yin

Bib: 23297 •M •Age: N/A

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0:00
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
Top 49%
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
25:57
3.11 mi
Rank: #19199
Start → 5K
25:57 | 8:22/mi
10K
50:40
6.21 mi
Rank: #18127 (+1072)
5K → 10K
24:43 | 7:58/mi
15K
1:15:28
9.32 mi
Rank: #17741 (+386)
10K → 15K
24:48 | 7:59/mi
20K
1:40:50
12.43 mi
Rank: #17610 (+131)
15K → 20K
25:22 | 8:10/mi
HALF
1:46:15
13.11 mi
Rank: #17563 (+47)
20K → HALF
5:25 | 7:57/mi
25K
2:06:23
15.53 mi
Rank: #17540 (+23)
HALF → 25K
20:08 | 8:19/mi
30K
2:35:25
18.64 mi
Rank: #18255 (-715)
25K → 30K
29:02 | 9:21/mi
20M
2:48:20
20.00 mi
Rank: #18490 (-235)
30K → 20M
12:55 | 9:31/mi
21M
2:58:53
21.00 mi
Rank: #18757 (-267)
20M → 21M
10:33 | 10:33/mi
35K
3:05:20
21.75 mi
Rank: #18744 (+13)
21M → 35K
6:27 | 8:38/mi
23M
3:17:21
23.00 mi
Rank: #18900 (-156)
35K → 23M
12:01 | 9:37/mi
24M
3:26:55
24.00 mi
Rank: #19078 (-178)
23M → 24M
9:34 | 9:34/mi
40K
3:34:38
24.85 mi
Rank: #19060 (+18)
24M → 40K
7:43 | 9:02/mi
25.2M
3:37:54
25.20 mi
Rank: #19021 (+39)
40K → 25.2M
3:16 | 9:29/mi
FINISH
3:47:18
26.22 mi
Rank: #19155 (-134)
25.2M → FINISH
9:24 | 9:14/mi

Splits & Pacing

Detailed breakdown of your race performance at each timing point

Half Splits

1st HalfFaster
via HALF
Distance13.11 mi
Time1:46:15
Pace8:07 /mi
2nd Half
Distance13.11 mi
Time2:01:03
Pace9:15 /mi
📊Positive Split: 13.9% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:29:2825:578:2225:57
8:22
-
10K
6.21 mi11:54:1150:408:1024:43
7:58
-0:24
15K
9.32 mi12:18:591:15:288:0624:48
7:59
+0:01
20K
12.43 mi12:44:211:40:508:0725:22
8:10
+0:11
HALF
13.11 mi12:49:461:46:158:075:25
7:57
-0:13
25K
15.53 mi13:09:542:06:238:0920:08
8:19
+0:22
30K
18.64 mi13:38:562:35:258:2129:02
9:21
+1:02
20M
20.00 mi13:51:512:48:208:2612:55
9:31
+0:10
21M
21.00 mi14:02:242:58:538:3210:33
10:33
+1:02
35K
21.75 mi14:08:513:05:208:326:27
8:38
-1:55
23M
23.00 mi14:20:523:17:218:3512:01
9:37
+0:59
24M
24.00 mi14:30:263:26:558:389:34
9:34
-0:03
40K
24.85 mi14:38:093:34:388:397:43
9:02
-0:32
25.2M
25.20 mi14:41:253:37:548:393:16
9:29
+0:27
FINISH
26.22 mi14:50:493:47:188:419:24
9:14
-0:15

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

7:57 /mi

Average Pace

8:41 /mi

Slowest Pace

10:33 /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

2:12:50

58% of race

Time at Steady Pace

46:09

20% of race

Time at Slower Pace

48:19

21% of race

Average Pace: 8:40 /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 mi11:29:2825:578:2225:57
8:22
#19199
10K
6.21 mi11:54:1150:408:1024:43
7:58
#18127
15K
9.32 mi12:18:591:15:288:0624:48
7:59
#17741
20K
12.43 mi12:44:211:40:508:0725:22
8:10
#17610
HALF
13.11 mi12:49:461:46:158:075:25
7:57
#17563
25K
15.53 mi13:09:542:06:238:0920:08
8:19
#17540
30K
18.64 mi13:38:562:35:258:2129:02
9:21
#18255
20M
20.00 mi13:51:512:48:208:2612:55
9:31
#18490
21M
21.00 mi14:02:242:58:538:3210:33
10:33
#18757
35K
21.75 mi14:08:513:05:208:326:27
8:38
#18744
23M
23.00 mi14:20:523:17:218:3512:01
9:37
#18900
24M
24.00 mi14:30:263:26:558:389:34
9:34
#19078
40K
24.85 mi14:38:093:34:388:397:43
9:02
#19060
25.2M
25.20 mi14:41:253:37:548:393:16
9:29
#19021
FINISH
26.22 mi14:50:493:47:188:419:24
9:14
#19155
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 mi19199119221192216873(Top 58%)10974(Top 67%)10974(Top 725%)
10K6.21 mi3.10 mi18127+107211479+44311479+44316893(Top 58%)10974(Top 67%)10974(Top 725%)
15K9.32 mi3.11 mi17741+38611321+15811321+15816873(Top 58%)10974(Top 67%)10974(Top 725%)
20K12.43 mi3.11 mi17610+13111256+6511256+6517261(Top 59%)11108(Top 68%)11108(Top 734%)
HALF13.11 mi0.68 mi17563+4711238+1811238+1816698(Top 58%)10912(Top 67%)10912(Top 721%)
25K15.53 mi2.42 mi17540+2311224+1411224+1417437(Top 60%)11122(Top 68%)11122(Top 735%)
30K18.64 mi3.11 mi18255-71511496-27211496-27221108(Top 73%)12710(Top 78%)12710(Top 839%)
20M20.00 mi1.36 mi18490-23511576-8011576-8021077(Top 73%)12616(Top 77%)12616(Top 833%)
21M21.00 mi1.00 mi18757-26711676-10011676-10022069(Top 76%)13057(Top 80%)13057(Top 862%)
35K21.75 mi0.75 mi18744+1311659+1711659+1718197(Top 63%)11134(Top 68%)11134(Top 735%)
23M23.00 mi1.25 mi18900-15611708-4911708-4920919(Top 72%)12417(Top 76%)12417(Top 820%)
24M24.00 mi1.00 mi19078-17811762-5411762-5421540(Top 74%)12639(Top 77%)12639(Top 835%)
40K24.85 mi0.85 mi19060+1811733+2911733+2918518(Top 64%)11129(Top 68%)11129(Top 735%)
25.2M25.20 mi0.35 mi19021+3911709+2411709+2417164(Top 59%)10511(Top 64%)10511(Top 694%)
FINISH26.22 mi1.02 mi19155-13411758-4911758-4921369(Top 74%)12529(Top 77%)12529(Top 828%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 58%
×21
+97ft-345ft

Overall

16873

Males

10974

M60-64

10974

5K→10K

3.1 - 6.2 mi

Top 58%
×5
+79ft-138ft

Overall

16893

Males

10974

M60-64

10974

10K→15K

6.2 - 9.3 mi

Top 58%
×3
+67ft-78ft

Overall

16873

Males

10974

M60-64

10974

15K→20K

9.3 - 12.4 mi

Top 59%
×5
+106ft-86ft

Overall

17261

Males

11108

M60-64

11108

20K→HALF

12.4 - 13.1 mi

Top 58%
×2
+19ft-37ft

Overall

16698

Males

10912

M60-64

10912

HALF→25K

13.1 - 15.5 mi

Top 60%
×4
+66ft-88ft

Overall

17437

Males

11122

M60-64

11122

25K→30K

15.5 - 18.6 mi

Top 73%
×9
+181ft-148ft

Overall

21108

Males

12710

M60-64

12710

30K→20M

18.6 - 20.0 mi

Top 73%
×5
+64ft-50ft

Overall

21077

Males

12616

M60-64

12616

20M→21M

20.0 - 21.0 mi

Top 76%
×8
+106ft-24ft

Overall

22069

Males

13057

M60-64

13057

21M→35K

21.0 - 21.8 mi

Top 63%
×7
+17ft-86ft

Overall

18197

Males

11134

M60-64

11134

35K→23M

21.8 - 23.0 mi

Top 72%
×5
+23ft-63ft

Overall

20919

Males

12417

M60-64

12417

23M→24M

23.0 - 24.0 mi

Top 74%
×6
+12ft-82ft

Overall

21540

Males

12639

M60-64

12639

24M→40K

24.0 - 24.9 mi

Top 64%
×1
+6ft-20ft

Overall

18518

Males

11129

M60-64

11129

40K→25.2M

24.9 - 25.2 mi

Top 59%
×1
+13ft-16ft

Overall

17164

Males

10511

M60-64

10511

25.2M→FINISH

25.2 - 26.2 mi

Top 74%
×2
+22ft-21ft

Overall

21369

Males

12529

M60-64

12529

Passing

Athletes you passed and who passed you throughout the race

Passing Analysis

Category:
Athletes Passed
2388*
Passed By
1583
Net Change
+44
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#19199
5K → 10K1102*30+1072#19199#18127
10K → 15K425*39+386#18127#17741
15K → 20K236*105+131#17741#17610
20K → HALF6316+47#17610#17563
HALF → 25K144121+23#17563#17540
25K → 30K62200-715#17540#18255
30K → 20M47200-235#18255#18490
20M → 21M25200-267#18490#18757
21M → 35K5946+13#18757#18744
35K → 23M47200-156#18744#18900
23M → 24M29200-178#18900#19078
24M → 40K7052+18#19078#19060
40K → 25.2M5213+39#19060#19021
25.2M → FINISH27161-134#19021#19155
TOTALS2388*1583+44

* Includes athletes who did not complete a segment (DNF/DNQ).

📊

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