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Public Race Data

Boston Athletic Association

Boston Athletic Association

Mika Timing

Mika Timing
BOSTON MARATHON 2026

Junfeng Zhang

Bib: 6275 •M •Age: N/A

WA

Boston Marathon logo
0:00
0:00
/ mi
Masters
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Overall
#0 / 29021
Top 21%
Gender (Male)
#0 / 16340
Top 33%
Masters (Masters Men)
#0 / 10617
Top 18%
Age Group (M45-49)
#0 / 2413
Top 25%
Race Day Weather
51°/41°F
overcast clouds
Personalized for Junfeng

Your Race Performance Report is ready

See how your race unfolded, where your performance changed, and what to focus on next.

Personalized by MyRace AI
Preview insight
Your pace by distance
Fastest segment · 6:32/mi at mile 13.1

Your report includes

  • Race Overview
  • Pacing & Splits
  • Performance Analysis
  • Segment Analysis
  • Passing Analysis
  • Potential Focus Areas
One-time purchase · Instant access · Downloadable PDF · Shareable report

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
20:30
3.11 mi
Rank: #4979
Start → 5K
20:30 | 6:36/mi
10K
41:05
6.21 mi
Rank: #5082 (-103)
5K → 10K
20:35 | 6:38/mi
15K
1:01:22
9.32 mi
Rank: #4835 (+247)
10K → 15K
20:17 | 6:32/mi
20K
1:21:49
12.43 mi
Rank: #4679 (+156)
15K → 20K
20:27 | 6:35/mi
HALF
1:26:16
13.11 mi
Rank: #4668 (+11)
20K → HALF
4:27 | 6:32/mi
25K
1:42:31
15.53 mi
Rank: #4645 (+23)
HALF → 25K
16:15 | 6:43/mi
30K
2:04:16
18.64 mi
Rank: #4817 (-172)
25K → 30K
21:45 | 7:01/mi
20M
2:13:53
20.00 mi
Rank: #4884 (-67)
30K → 20M
9:37 | 7:05/mi
21M
2:21:44
21.00 mi
Rank: #5101 (-217)
20M → 21M
7:51 | 7:51/mi
35K
2:26:51
21.75 mi
Rank: #5117 (-16)
21M → 35K
5:07 | 6:51/mi
23M
2:36:03
23.00 mi
Rank: #5279 (-162)
35K → 23M
9:12 | 7:22/mi
24M
2:43:13
24.00 mi
Rank: #5390 (-111)
23M → 24M
7:10 | 7:10/mi
40K
2:49:48
24.85 mi
Rank: #5590 (-200)
24M → 40K
6:35 | 7:42/mi
25.2M
2:52:46
25.20 mi
Rank: #5717 (-127)
40K → 25.2M
2:58 | 8:37/mi
FINISH
3:00:34
26.22 mi
Rank: #6005 (-288)
25.2M → FINISH
7:48 | 7:40/mi

Splits & Pacing

Detailed breakdown of your race performance at each timing point

Half Splits

1st HalfFaster
via HALF
Distance13.11 mi
Time1:26:16
Pace6:35 /mi
2nd Half
Distance13.11 mi
Time1:34:18
Pace7:12 /mi
📊Positive Split: 9.3% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:25:3620:306:3620:30
6:36
-
10K
6.21 mi10:46:1141:056:3720:35
6:38
+0:02
15K
9.32 mi11:06:281:01:226:3620:17
6:32
-0:06
20K
12.43 mi11:26:551:21:496:3620:27
6:35
+0:03
HALF
13.11 mi11:31:221:26:166:354:27
6:32
-0:03
25K
15.53 mi11:47:371:42:316:3616:15
6:43
+0:11
30K
18.64 mi12:09:222:04:166:4021:45
7:01
+0:18
20M
20.00 mi12:18:592:13:536:429:37
7:05
+0:04
21M
21.00 mi12:26:502:21:446:457:51
7:51
+0:46
35K
21.75 mi12:31:572:26:516:465:07
6:51
-1:00
23M
23.00 mi12:41:092:36:036:489:12
7:22
+0:31
24M
24.00 mi12:48:192:43:136:497:10
7:10
-0:12
40K
24.85 mi12:54:542:49:486:506:35
7:42
+0:32
25.2M
25.20 mi12:57:522:52:466:522:58
8:37
+0:55
FINISH
26.22 mi13:05:403:00:346:547:48
7:40
-0:57

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

6:32 /mi

Average Pace

6:54 /mi

Slowest Pace

8:37 /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

1:42:31

57% of race

Time at Steady Pace

43:39

24% of race

Time at Slower Pace

34:24

19% of race

Average Pace: 6:53 /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 mi10:25:3620:306:3620:30
6:36
#4979
10K
6.21 mi10:46:1141:056:3720:35
6:38
#5082
15K
9.32 mi11:06:281:01:226:3620:17
6:32
#4835
20K
12.43 mi11:26:551:21:496:3620:27
6:35
#4679
HALF
13.11 mi11:31:221:26:166:354:27
6:32
#4668
25K
15.53 mi11:47:371:42:316:3616:15
6:43
#4645
30K
18.64 mi12:09:222:04:166:4021:45
7:01
#4817
20M
20.00 mi12:18:592:13:536:429:37
7:05
#4884
21M
21.00 mi12:26:502:21:446:457:51
7:51
#5101
35K
21.75 mi12:31:572:26:516:465:07
6:51
#5117
23M
23.00 mi12:41:092:36:036:489:12
7:22
#5279
24M
24.00 mi12:48:192:43:136:497:10
7:10
#5390
40K
24.85 mi12:54:542:49:486:506:35
7:42
#5590
25.2M
25.20 mi12:57:522:52:466:522:58
8:37
#5717
FINISH
26.22 mi13:05:403:00:346:547:48
7:40
#6005
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 mi4979465146514434(Top 15%)4174(Top 26%)4174(Top 173%)
10K6.21 mi3.10 mi5082-1034741-904741-905230(Top 18%)4853(Top 30%)4853(Top 201%)
15K9.32 mi3.11 mi4835+2474528+2134528+2134434(Top 15%)4174(Top 26%)4174(Top 173%)
20K12.43 mi3.11 mi4679+1564393+1354393+1354326(Top 15%)4074(Top 25%)4074(Top 169%)
HALF13.11 mi0.68 mi4668+114382+114382+114667(Top 16%)4382(Top 27%)4382(Top 182%)
25K15.53 mi2.42 mi4645+234356+264356+264914(Top 17%)4530(Top 28%)4530(Top 188%)
30K18.64 mi3.11 mi4817-1724492-1364492-1365898(Top 20%)5226(Top 32%)5226(Top 217%)
20M20.00 mi1.36 mi4884-674537-454537-456084(Top 21%)5305(Top 32%)5305(Top 220%)
21M21.00 mi1.00 mi5101-2174709-1724709-1728811(Top 30%)6822(Top 42%)6822(Top 283%)
35K21.75 mi0.75 mi5117-164717-84717-85958(Top 21%)5135(Top 31%)5135(Top 213%)
23M23.00 mi1.25 mi5279-1624832-1154832-1157798(Top 27%)6223(Top 38%)6223(Top 258%)
24M24.00 mi1.00 mi5390-1114896-644896-647597(Top 26%)6016(Top 37%)6016(Top 249%)
40K24.85 mi0.85 mi5590-2005043-1475043-14710250(Top 35%)7328(Top 45%)7328(Top 304%)
25.2M25.20 mi0.35 mi5717-1275137-945137-9412158(Top 42%)8140(Top 50%)8140(Top 337%)
FINISH26.22 mi1.02 mi6005-2885350-2135350-21312574(Top 43%)8352(Top 51%)8352(Top 346%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 15%
×21
+97ft-345ft

Overall

4434

Males

4174

M45-49

4174

5K→10K

3.1 - 6.2 mi

Top 18%
×5
+79ft-138ft

Overall

5230

Males

4853

M45-49

4853

10K→15K

6.2 - 9.3 mi

Top 15%
×3
+67ft-78ft

Overall

4434

Males

4174

M45-49

4174

15K→20K

9.3 - 12.4 mi

Top 15%
×5
+106ft-86ft

Overall

4326

Males

4074

M45-49

4074

20K→HALF

12.4 - 13.1 mi

Top 16%
×2
+19ft-37ft

Overall

4667

Males

4382

M45-49

4382

HALF→25K

13.1 - 15.5 mi

Top 17%
×4
+66ft-88ft

Overall

4914

Males

4530

M45-49

4530

25K→30K

15.5 - 18.6 mi

Top 20%
×9
+181ft-148ft

Overall

5898

Males

5226

M45-49

5226

30K→20M

18.6 - 20.0 mi

Top 21%
×5
+64ft-50ft

Overall

6084

Males

5305

M45-49

5305

20M→21M

20.0 - 21.0 mi

Top 30%
×8
+106ft-24ft

Overall

8811

Males

6822

M45-49

6822

21M→35K

21.0 - 21.8 mi

Top 21%
×7
+17ft-86ft

Overall

5958

Males

5135

M45-49

5135

35K→23M

21.8 - 23.0 mi

Top 27%
×5
+23ft-63ft

Overall

7798

Males

6223

M45-49

6223

23M→24M

23.0 - 24.0 mi

Top 26%
×6
+12ft-82ft

Overall

7597

Males

6016

M45-49

6016

24M→40K

24.0 - 24.9 mi

Top 35%
×1
+6ft-20ft

Overall

10250

Males

7328

M45-49

7328

40K→25.2M

24.9 - 25.2 mi

Top 42%
×1
+13ft-16ft

Overall

12158

Males

8140

M45-49

8140

25.2M→FINISH

25.2 - 26.2 mi

Top 43%
×2
+22ft-21ft

Overall

12574

Males

8352

M45-49

8352

Passing

Athletes you passed and who passed you throughout the race

Passing Analysis

Category:
Athletes Passed
972*
Passed By
1763
Net Change
-1026
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#4979
5K → 10K126200-103#4979#5082
10K → 15K270*23+247#5082#4835
15K → 20K18327+156#4835#4679
20K → HALF2413+11#4679#4668
HALF → 25K8966+23#4668#4645
25K → 30K71200-172#4645#4817
30K → 20M35102-67#4817#4884
20M → 21M23200-217#4884#5101
21M → 35K3753-16#5101#5117
35K → 23M38200-162#5117#5279
23M → 24M34145-111#5279#5390
24M → 40K20200-200#5390#5590
40K → 25.2M7134-127#5590#5717
25.2M → FINISH15200-288#5717#6005
TOTALS972*1763-1026

* 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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