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BOSTON MARATHON 2026

Chinhua Lu

Bib: 13061•M

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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 (M45-49)
#0 / 2413
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
22:56
3.11 mi
Rank: #11771
Start → 5K
22:56 | 7:23/mi
10K
46:01
6.21 mi
Rank: #12033 (-262)
5K → 10K
23:05 | 7:26/mi
15K
1:10:23
9.32 mi
Rank: #13247 (-1214)
10K → 15K
24:22 | 7:51/mi
20K
1:37:21
12.43 mi
Rank: #15443 (-2196)
15K → 20K
26:58 | 8:41/mi
HALF
1:42:33
13.11 mi
Rank: #15361 (+82)
20K → HALF
5:12 | 7:38/mi
25K
2:03:11
15.53 mi
Rank: #16010 (-649)
HALF → 25K
20:38 | 8:31/mi
30K
2:31:15
18.64 mi
Rank: #16800 (-790)
25K → 30K
28:04 | 9:03/mi
20M
2:45:30
20.00 mi
Rank: #17628 (-828)
30K → 20M
14:15 | 10:30/mi
21M
2:54:45
21.00 mi
Rank: #17601 (+27)
20M → 21M
9:15 | 9:15/mi
35K
3:01:12
21.75 mi
Rank: #17608 (-7)
21M → 35K
6:27 | 8:38/mi
23M
3:12:34
23.00 mi
Rank: #17674 (-66)
35K → 23M
11:22 | 9:05/mi
24M
3:21:24
24.00 mi
Rank: #17700 (-26)
23M → 24M
8:50 | 8:50/mi
40K
3:29:01
24.85 mi
Rank: #17711 (-11)
24M → 40K
7:37 | 8:55/mi
25.2M
3:32:18
25.20 mi
Rank: #17681 (+30)
40K → 25.2M
3:17 | 9:32/mi
FINISH
3:40:52
26.22 mi
Rank: #17667 (+14)
25.2M → FINISH
8:34 | 8:25/mi

Splits & Pacing

Detailed breakdown of your race performance at each timing point

Half Splits

1st HalfFaster
via HALF
Distance13.11 mi
Time1:42:33
Pace7:50 /mi
2nd Half
Distance13.11 mi
Time1:58:19
Pace9:02 /mi
📊Positive Split: 15.4% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:51:4322:567:2322:56
7:23
-
10K
6.21 mi11:14:4846:017:2523:05
7:26
+0:03
15K
9.32 mi11:39:101:10:237:3424:22
7:51
+0:25
20K
12.43 mi12:06:081:37:217:5126:58
8:41
+0:50
HALF
13.11 mi12:11:201:42:337:505:12
7:38
-1:03
25K
15.53 mi12:31:582:03:117:5620:38
8:31
+0:53
30K
18.64 mi13:00:022:31:158:0728:04
9:03
+0:32
20M
20.00 mi13:14:172:45:308:1714:15
10:30
+1:27
21M
21.00 mi13:23:322:54:458:209:15
9:15
-1:15
35K
21.75 mi13:29:593:01:128:206:27
8:38
-0:37
23M
23.00 mi13:41:213:12:348:2311:22
9:05
+0:27
24M
24.00 mi13:50:113:21:248:248:50
8:50
-0:15
40K
24.85 mi13:57:483:29:018:257:37
8:55
+0:05
25.2M
25.20 mi14:01:053:32:188:263:17
9:32
+0:37
FINISH
26.22 mi14:09:393:40:528:268:34
8:25
-1:07

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

7:23 /mi

Average Pace

8:26 /mi

Slowest Pace

10:30 /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

1:15:35

34% of race

Time at Steady Pace

1:58:30

54% of race

Time at Slower Pace

26:47

12% of race

Average Pace: 8:25 /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 mi10:51:4322:567:2322:56
7:23
#11771
10K
6.21 mi11:14:4846:017:2523:05
7:26
#12033
15K
9.32 mi11:39:101:10:237:3424:22
7:51
#13247
20K
12.43 mi12:06:081:37:217:5126:58
8:41
#15443
HALF
13.11 mi12:11:201:42:337:505:12
7:38
#15361
25K
15.53 mi12:31:582:03:117:5620:38
8:31
#16010
30K
18.64 mi13:00:022:31:158:0728:04
9:03
#16800
20M
20.00 mi13:14:172:45:308:1714:15
10:30
#17628
21M
21.00 mi13:23:322:54:458:209:15
9:15
#17601
35K
21.75 mi13:29:593:01:128:206:27
8:38
#17608
23M
23.00 mi13:41:213:12:348:2311:22
9:05
#17674
24M
24.00 mi13:50:113:21:248:248:50
8:50
#17700
40K
24.85 mi13:57:483:29:018:257:37
8:55
#17711
25.2M
25.20 mi14:01:053:32:188:263:17
9:32
#17681
FINISH
26.22 mi14:09:393:40:528:268:34
8:25
#17667
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 mi117718942894215699(Top 54%)10471(Top 64%)10471(Top 434%)
10K6.21 mi3.10 mi12033-2629028-869028-8612357(Top 43%)9134(Top 56%)9134(Top 379%)
15K9.32 mi3.11 mi13247-12149505-4779505-47715699(Top 54%)10471(Top 64%)10471(Top 434%)
20K12.43 mi3.11 mi15443-219610363-85810363-85820319(Top 70%)12436(Top 76%)12436(Top 515%)
HALF13.11 mi0.68 mi15361+8210332+3110332+3114093(Top 49%)9852(Top 60%)9852(Top 408%)
25K15.53 mi2.42 mi16010-64910569-23710569-23718615(Top 64%)11621(Top 71%)11621(Top 482%)
30K18.64 mi3.11 mi16800-79010870-30110870-30119722(Top 68%)12037(Top 74%)12037(Top 499%)
20M20.00 mi1.36 mi17628-82811215-34511215-34523818(Top 82%)13911(Top 85%)13911(Top 577%)
21M21.00 mi1.00 mi17601+2711188+2711188+2717392(Top 60%)10867(Top 67%)10867(Top 450%)
35K21.75 mi0.75 mi17608-711176+1211176+1218191(Top 63%)11128(Top 68%)11128(Top 461%)
23M23.00 mi1.25 mi17674-6611171+511171+518876(Top 65%)11392(Top 70%)11392(Top 472%)
24M24.00 mi1.00 mi17700-2611165+611165+618676(Top 64%)11270(Top 69%)11270(Top 467%)
40K24.85 mi0.85 mi17711-1111152+1311152+1317913(Top 62%)10856(Top 66%)10856(Top 450%)
25.2M25.20 mi0.35 mi17681+3011125+2711125+2717370(Top 60%)10594(Top 65%)10594(Top 439%)
FINISH26.22 mi1.02 mi17667+1411103+2211103+2217633(Top 61%)10725(Top 66%)10725(Top 444%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 54%
×21
+97ft-345ft

Overall

15699

Males

10471

M45-49

10471

5K→10K

3.1 - 6.2 mi

Top 43%
×5
+79ft-138ft

Overall

12357

Males

9134

M45-49

9134

10K→15K

6.2 - 9.3 mi

Top 54%
×3
+67ft-78ft

Overall

15699

Males

10471

M45-49

10471

15K→20K

9.3 - 12.4 mi

Top 70%
×5
+106ft-86ft

Overall

20319

Males

12436

M45-49

12436

20K→HALF

12.4 - 13.1 mi

Top 49%
×2
+19ft-37ft

Overall

14093

Males

9852

M45-49

9852

HALF→25K

13.1 - 15.5 mi

Top 64%
×4
+66ft-88ft

Overall

18615

Males

11621

M45-49

11621

25K→30K

15.5 - 18.6 mi

Top 68%
×9
+181ft-148ft

Overall

19722

Males

12037

M45-49

12037

30K→20M

18.6 - 20.0 mi

Top 82%
×5
+64ft-50ft

Overall

23818

Males

13911

M45-49

13911

20M→21M

20.0 - 21.0 mi

Top 60%
×8
+106ft-24ft

Overall

17392

Males

10867

M45-49

10867

21M→35K

21.0 - 21.8 mi

Top 63%
×7
+17ft-86ft

Overall

18191

Males

11128

M45-49

11128

35K→23M

21.8 - 23.0 mi

Top 65%
×5
+23ft-63ft

Overall

18876

Males

11392

M45-49

11392

23M→24M

23.0 - 24.0 mi

Top 64%
×6
+12ft-82ft

Overall

18676

Males

11270

M45-49

11270

24M→40K

24.0 - 24.9 mi

Top 62%
×1
+6ft-20ft

Overall

17913

Males

10856

M45-49

10856

40K→25.2M

24.9 - 25.2 mi

Top 60%
×1
+13ft-16ft

Overall

17370

Males

10594

M45-49

10594

25.2M→FINISH

25.2 - 26.2 mi

Top 61%
×2
+22ft-21ft

Overall

17633

Males

10725

M45-49

10725

Passing

Athletes you passed and who passed you throughout the race

Passing Analysis

Category:
Athletes Passed
841
Passed By
1716
Net Change
-5896
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#11771
5K → 10K160200-262#11771#12033
10K → 15K27200-1214#12033#13247
15K → 20K2200-2196#13247#15443
20K → HALF9210+82#15443#15361
HALF → 25K31200-649#15361#16010
25K → 30K57200-790#16010#16800
30K → 20M5200-828#16800#17628
20M → 21M9164+27#17628#17601
21M → 35K5461-7#17601#17608
35K → 23M72138-66#17608#17674
23M → 24M5783-26#17674#17700
24M → 40K7081-11#17700#17711
40K → 25.2M5020+30#17711#17681
25.2M → FINISH7359+14#17681#17667
TOTALS8411716-5896
📊

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