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BOSTON MARATHON 2026

Vyacheslav Tsoy

Bib: 10848•M

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0:00
0:00
/ mi
Masters
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Overall
#0 / 29021
Top 26%
Gender (Male)
#0 / 16340
Top 39%
Masters (Masters Men)
#0 / 10617
Top 26%
Age Group (M45-49)
#0 / 2413
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
20:56
3.11 mi
Rank: #6262
Start → 5K
20:56 | 6:45/mi
10K
41:53
6.21 mi
Rank: #6304 (-42)
5K → 10K
20:57 | 6:45/mi
15K
1:02:55
9.32 mi
Rank: #6350 (-46)
10K → 15K
21:02 | 6:47/mi
20K
1:24:03
12.43 mi
Rank: #6271 (+79)
15K → 20K
21:08 | 6:49/mi
HALF
1:28:35
13.11 mi
Rank: #6227 (+44)
20K → HALF
4:32 | 6:40/mi
25K
1:45:21
15.53 mi
Rank: #6323 (-96)
HALF → 25K
16:46 | 6:55/mi
30K
2:07:39
18.64 mi
Rank: #6497 (-174)
25K → 30K
22:18 | 7:11/mi
20M
2:17:35
20.00 mi
Rank: #6589 (-92)
30K → 20M
9:56 | 7:19/mi
21M
2:25:38
21.00 mi
Rank: #6759 (-170)
20M → 21M
8:03 | 8:03/mi
35K
2:30:58
21.75 mi
Rank: #6782 (-23)
21M → 35K
5:20 | 7:08/mi
23M
2:40:49
23.00 mi
Rank: #6951 (-169)
35K → 23M
9:51 | 7:53/mi
24M
2:48:21
24.00 mi
Rank: #7049 (-98)
23M → 24M
7:32 | 7:32/mi
40K
2:55:11
24.85 mi
Rank: #7177 (-128)
24M → 40K
6:50 | 8:00/mi
25.2M
2:58:16
25.20 mi
Rank: #7258 (-81)
40K → 25.2M
3:05 | 8:57/mi
FINISH
3:06:20
26.22 mi
Rank: #7519 (-261)
25.2M → FINISH
8:04 | 7:55/mi

Splits & Pacing

Detailed breakdown of your race performance at each timing point

Half Splits

1st HalfFaster
via HALF
Distance13.11 mi
Time1:28:35
Pace6:46 /mi
2nd Half
Distance13.11 mi
Time1:37:45
Pace7:28 /mi
📊Positive Split: 10.3% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:42:5120:566:4520:56
6:45
-
10K
6.21 mi11:03:4841:536:4520:57
6:45
0:00
15K
9.32 mi11:24:501:02:556:4621:02
6:47
+0:02
20K
12.43 mi11:45:581:24:036:4621:08
6:49
+0:02
HALF
13.11 mi11:50:301:28:356:464:32
6:40
-0:09
25K
15.53 mi12:07:161:45:216:4716:46
6:55
+0:15
30K
18.64 mi12:29:342:07:396:5122:18
7:11
+0:16
20M
20.00 mi12:39:302:17:356:539:56
7:19
+0:08
21M
21.00 mi12:47:332:25:386:578:03
8:03
+0:44
35K
21.75 mi12:52:532:30:586:575:20
7:08
-0:55
23M
23.00 mi13:02:442:40:497:009:51
7:53
+0:45
24M
24.00 mi13:10:162:48:217:017:32
7:32
-0:21
40K
24.85 mi13:17:062:55:117:036:50
8:00
+0:28
25.2M
25.20 mi13:20:112:58:167:053:05
8:57
+0:57
FINISH
26.22 mi13:28:153:06:207:078:04
7:55
-1:02

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

6:40 /mi

Average Pace

7:07 /mi

Slowest Pace

8:57 /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

1:28:35

48% of race

Time at Steady Pace

54:20

29% of race

Time at Slower Pace

43:25

23% of race

Average Pace: 7:06 /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 mi10:42:5120:566:4520:56
6:45
#6262
10K
6.21 mi11:03:4841:536:4520:57
6:45
#6304
15K
9.32 mi11:24:501:02:556:4621:02
6:47
#6350
20K
12.43 mi11:45:581:24:036:4621:08
6:49
#6271
HALF
13.11 mi11:50:301:28:356:464:32
6:40
#6227
25K
15.53 mi12:07:161:45:216:4716:46
6:55
#6323
30K
18.64 mi12:29:342:07:396:5122:18
7:11
#6497
20M
20.00 mi12:39:302:17:356:539:56
7:19
#6589
21M
21.00 mi12:47:332:25:386:578:03
8:03
#6759
35K
21.75 mi12:52:532:30:586:575:20
7:08
#6782
23M
23.00 mi13:02:442:40:497:009:51
7:53
#6951
24M
24.00 mi13:10:162:48:217:017:32
7:32
#7049
40K
24.85 mi13:17:062:55:117:036:50
8:00
#7177
25.2M
25.20 mi13:20:112:58:167:053:05
8:57
#7258
FINISH
26.22 mi13:28:153:06:207:078:04
7:55
#7519
Faster pace
Steady pace
Slower pace

Rankings

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

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM45-49Seg. OverallSeg. MalesSeg. M45-49
5K3.11 mi3.11 mi6262567556756536(Top 23%)5842(Top 36%)5842(Top 242%)
10K6.21 mi3.10 mi6304-425699-245699-246404(Top 22%)5768(Top 35%)5768(Top 239%)
15K9.32 mi3.11 mi6350-465738-395738-396536(Top 23%)5842(Top 36%)5842(Top 242%)
20K12.43 mi3.11 mi6271+795668+705668+706233(Top 21%)5590(Top 34%)5590(Top 232%)
HALF13.11 mi0.68 mi6227+445635+335635+335746(Top 20%)5224(Top 32%)5224(Top 216%)
25K15.53 mi2.42 mi6323-965688-535688-536808(Top 23%)5978(Top 37%)5978(Top 248%)
30K18.64 mi3.11 mi6497-1745788-1005788-1007243(Top 25%)6153(Top 38%)6153(Top 255%)
20M20.00 mi1.36 mi6589-925852-645852-647732(Top 27%)6340(Top 39%)6340(Top 263%)
21M21.00 mi1.00 mi6759-1705959-1075959-10710179(Top 35%)7557(Top 46%)7557(Top 313%)
35K21.75 mi0.75 mi6782-235965-65965-68016(Top 28%)6425(Top 39%)6425(Top 266%)
23M23.00 mi1.25 mi6951-1696069-1046069-10411494(Top 40%)8099(Top 50%)8099(Top 336%)
24M24.00 mi1.00 mi7049-986107-386107-3810288(Top 35%)7432(Top 45%)7432(Top 308%)
40K24.85 mi0.85 mi7177-1286176-696176-6912401(Top 43%)8350(Top 51%)8350(Top 346%)
25.2M25.20 mi0.35 mi7258-816220-446220-4414245(Top 49%)9130(Top 56%)9130(Top 378%)
FINISH26.22 mi1.02 mi7519-2616363-1436363-14314558(Top 50%)9285(Top 57%)9285(Top 385%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 23%
×21
+97ft-345ft

Overall

6536

Males

5842

M45-49

5842

5K→10K

3.1 - 6.2 mi

Top 22%
×5
+79ft-138ft

Overall

6404

Males

5768

M45-49

5768

10K→15K

6.2 - 9.3 mi

Top 23%
×3
+67ft-78ft

Overall

6536

Males

5842

M45-49

5842

15K→20K

9.3 - 12.4 mi

Top 21%
×5
+106ft-86ft

Overall

6233

Males

5590

M45-49

5590

20K→HALF

12.4 - 13.1 mi

Top 20%
×2
+19ft-37ft

Overall

5746

Males

5224

M45-49

5224

HALF→25K

13.1 - 15.5 mi

Top 23%
×4
+66ft-88ft

Overall

6808

Males

5978

M45-49

5978

25K→30K

15.5 - 18.6 mi

Top 25%
×9
+181ft-148ft

Overall

7243

Males

6153

M45-49

6153

30K→20M

18.6 - 20.0 mi

Top 27%
×5
+64ft-50ft

Overall

7732

Males

6340

M45-49

6340

20M→21M

20.0 - 21.0 mi

Top 35%
×8
+106ft-24ft

Overall

10179

Males

7557

M45-49

7557

21M→35K

21.0 - 21.8 mi

Top 28%
×7
+17ft-86ft

Overall

8016

Males

6425

M45-49

6425

35K→23M

21.8 - 23.0 mi

Top 40%
×5
+23ft-63ft

Overall

11494

Males

8099

M45-49

8099

23M→24M

23.0 - 24.0 mi

Top 35%
×6
+12ft-82ft

Overall

10288

Males

7432

M45-49

7432

24M→40K

24.0 - 24.9 mi

Top 43%
×1
+6ft-20ft

Overall

12401

Males

8350

M45-49

8350

40K→25.2M

24.9 - 25.2 mi

Top 49%
×1
+13ft-16ft

Overall

14245

Males

9130

M45-49

9130

25.2M→FINISH

25.2 - 26.2 mi

Top 50%
×2
+22ft-21ft

Overall

14558

Males

9285

M45-49

9285

Passing

Athletes you passed and who passed you throughout the race

Passing Analysis

Category:
Athletes Passed
967
Passed By
2038
Net Change
-1257
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#6262
5K → 10K179200-42#6262#6304
10K → 15K122168-46#6304#6350
15K → 20K17899+79#6350#6271
20K → HALF5612+44#6271#6227
HALF → 25K71167-96#6227#6323
25K → 30K102200-174#6323#6497
30K → 20M54146-92#6497#6589
20M → 21M24194-170#6589#6759
21M → 35K3558-23#6759#6782
35K → 23M43200-169#6782#6951
23M → 24M43141-98#6951#7049
24M → 40K28156-128#7049#7177
40K → 25.2M1697-81#7177#7258
25.2M → FINISH16200-261#7258#7519
TOTALS9672038-1257
📊

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