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BOSTON MARATHON 2026

Danxing Chen

Bib: 24300•F

NJ

Boston Marathon logo
0:00
0:00
/ mi
Masters
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Overall
#0 / 29021
Gender (Female)
#0 / 12578
Masters (Masters Women)
#0 / 6862
Age Group (F55-59)
#0 / 951
Top 37%
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
26:42
3.11 mi
Rank: #20597
Start → 5K
26:42 | 8:36/mi
10K
53:15
6.21 mi
Rank: #20564 (+33)
5K → 10K
26:33 | 8:33/mi
15K
1:19:59
9.32 mi
Rank: #20630 (-66)
10K → 15K
26:44 | 8:37/mi
20K
1:47:01
12.43 mi
Rank: #20550 (+80)
15K → 20K
27:02 | 8:43/mi
HALF
1:52:50
13.11 mi
Rank: #20543 (+7)
20K → HALF
5:49 | 8:32/mi
25K
2:14:09
15.53 mi
Rank: #20490 (+53)
HALF → 25K
21:19 | 8:48/mi
30K
2:42:08
18.64 mi
Rank: #20323 (+167)
25K → 30K
27:59 | 9:01/mi
20M
2:54:40
20.00 mi
Rank: #20291 (+32)
30K → 20M
12:32 | 9:14/mi
21M
3:04:20
21.00 mi
Rank: #20239 (+52)
20M → 21M
9:40 | 9:40/mi
35K
3:10:40
21.75 mi
Rank: #20148 (+91)
21M → 35K
6:20 | 8:28/mi
23M
3:21:58
23.00 mi
Rank: #20063 (+85)
35K → 23M
11:18 | 9:02/mi
24M
3:30:46
24.00 mi
Rank: #19982 (+81)
23M → 24M
8:48 | 8:48/mi
40K
3:38:32
24.85 mi
Rank: #19940 (+42)
24M → 40K
7:46 | 9:06/mi
25.2M
3:42:14
25.20 mi
Rank: #19978 (-38)
40K → 25.2M
3:42 | 10:44/mi
FINISH
3:51:03
26.22 mi
Rank: #19938 (+40)
25.2M → FINISH
8:49 | 8:40/mi

Splits & Pacing

Detailed breakdown of your race performance at each timing point

Half Splits

1st HalfFaster
via HALF
Distance13.11 mi
Time1:52:50
Pace8:37 /mi
2nd Half
Distance13.11 mi
Time1:58:13
Pace9:02 /mi
📊Positive Split: 4.8% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:30:4026:428:3626:42
8:36
-
10K
6.21 mi11:57:1353:158:3526:33
8:33
-0:03
15K
9.32 mi12:23:571:19:598:3526:44
8:37
+0:04
20K
12.43 mi12:50:591:47:018:3727:02
8:43
+0:06
HALF
13.11 mi12:56:481:52:508:375:49
8:32
-0:11
25K
15.53 mi13:18:072:14:098:3921:19
8:48
+0:16
30K
18.64 mi13:46:062:42:088:4227:59
9:01
+0:13
20M
20.00 mi13:58:382:54:408:4512:32
9:14
+0:13
21M
21.00 mi14:08:183:04:208:479:40
9:40
+0:26
35K
21.75 mi14:14:383:10:408:476:20
8:28
-1:12
23M
23.00 mi14:25:563:21:588:4711:18
9:02
+0:34
24M
24.00 mi14:34:443:30:468:478:48
8:48
-0:14
40K
24.85 mi14:42:303:38:328:487:46
9:06
+0:18
25.2M
25.20 mi14:46:123:42:148:503:42
10:44
+1:38
FINISH
26.22 mi14:55:013:51:038:508:49
8:40
-2:04

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

8:28 /mi

Average Pace

8:49 /mi

Slowest Pace

10:44 /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

6:20

3% of race

Time at Steady Pace

3:11:03

83% of race

Time at Slower Pace

33:40

15% of race

Average Pace: 8:49 /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 mi11:30:4026:428:3626:42
8:36
#20597
10K
6.21 mi11:57:1353:158:3526:33
8:33
#20564
15K
9.32 mi12:23:571:19:598:3526:44
8:37
#20630
20K
12.43 mi12:50:591:47:018:3727:02
8:43
#20550
HALF
13.11 mi12:56:481:52:508:375:49
8:32
#20543
25K
15.53 mi13:18:072:14:098:3921:19
8:48
#20490
30K
18.64 mi13:46:062:42:088:4227:59
9:01
#20323
20M
20.00 mi13:58:382:54:408:4512:32
9:14
#20291
21M
21.00 mi14:08:183:04:208:479:40
9:40
#20239
35K
21.75 mi14:14:383:10:408:476:20
8:28
#20148
23M
23.00 mi14:25:563:21:588:4711:18
9:02
#20063
24M
24.00 mi14:34:443:30:468:478:48
8:48
#19982
40K
24.85 mi14:42:303:38:328:487:46
9:06
#19940
25.2M
25.20 mi14:46:123:42:148:503:42
10:44
#19978
FINISH
26.22 mi14:55:013:51:038:508:49
8:40
#19938
Faster pace
Steady pace
Slower pace

Rankings

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

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF55-59Seg. OverallSeg. FemalesSeg. F55-59
5K3.11 mi3.11 mi205977959795920711(Top 71%)7960(Top 63%)7960(Top 837%)
10K6.21 mi3.10 mi20564+337920+397920+3920597(Top 71%)7916(Top 63%)7916(Top 832%)
15K9.32 mi3.11 mi20630-667939-197939-1920711(Top 71%)7960(Top 63%)7960(Top 837%)
20K12.43 mi3.11 mi20550+807913+267913+2620461(Top 71%)7875(Top 63%)7875(Top 828%)
HALF13.11 mi0.68 mi20543+77911+27911+220484(Top 71%)7846(Top 62%)7846(Top 825%)
25K15.53 mi2.42 mi20490+537894+177894+1720190(Top 70%)7755(Top 62%)7755(Top 815%)
30K18.64 mi3.11 mi20323+1677824+707824+7019622(Top 68%)7551(Top 60%)7551(Top 794%)
20M20.00 mi1.36 mi20291+327825-17825-119980(Top 69%)7809(Top 62%)7809(Top 821%)
21M21.00 mi1.00 mi20239+527806+197806+1919275(Top 66%)7473(Top 59%)7473(Top 786%)
35K21.75 mi0.75 mi20148+917765+417765+4117462(Top 60%)6618(Top 53%)6618(Top 696%)
23M23.00 mi1.25 mi20063+857739+267739+2618649(Top 64%)7303(Top 58%)7303(Top 768%)
24M24.00 mi1.00 mi19982+817727+127727+1218550(Top 64%)7274(Top 58%)7274(Top 765%)
40K24.85 mi0.85 mi19940+427716+117716+1118821(Top 65%)7488(Top 60%)7488(Top 787%)
25.2M25.20 mi0.35 mi19978-387744-287744-2821742(Top 75%)8934(Top 71%)8934(Top 939%)
FINISH26.22 mi1.02 mi19938+407737+77737+718948(Top 65%)7535(Top 60%)7535(Top 792%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 71%
×21
+97ft-345ft

Overall

20711

Females

7960

F55-59

7960

5K→10K

3.1 - 6.2 mi

Top 71%
×5
+79ft-138ft

Overall

20597

Females

7916

F55-59

7916

10K→15K

6.2 - 9.3 mi

Top 71%
×3
+67ft-78ft

Overall

20711

Females

7960

F55-59

7960

15K→20K

9.3 - 12.4 mi

Top 71%
×5
+106ft-86ft

Overall

20461

Females

7875

F55-59

7875

20K→HALF

12.4 - 13.1 mi

Top 71%
×2
+19ft-37ft

Overall

20484

Females

7846

F55-59

7846

HALF→25K

13.1 - 15.5 mi

Top 70%
×4
+66ft-88ft

Overall

20190

Females

7755

F55-59

7755

25K→30K

15.5 - 18.6 mi

Top 68%
×9
+181ft-148ft

Overall

19622

Females

7551

F55-59

7551

30K→20M

18.6 - 20.0 mi

Top 69%
×5
+64ft-50ft

Overall

19980

Females

7809

F55-59

7809

20M→21M

20.0 - 21.0 mi

Top 66%
×8
+106ft-24ft

Overall

19275

Females

7473

F55-59

7473

21M→35K

21.0 - 21.8 mi

Top 60%
×7
+17ft-86ft

Overall

17462

Females

6618

F55-59

6618

35K→23M

21.8 - 23.0 mi

Top 64%
×5
+23ft-63ft

Overall

18649

Females

7303

F55-59

7303

23M→24M

23.0 - 24.0 mi

Top 64%
×6
+12ft-82ft

Overall

18550

Females

7274

F55-59

7274

24M→40K

24.0 - 24.9 mi

Top 65%
×1
+6ft-20ft

Overall

18821

Females

7488

F55-59

7488

40K→25.2M

24.9 - 25.2 mi

Top 75%
×1
+13ft-16ft

Overall

21742

Females

8934

F55-59

8934

25.2M→FINISH

25.2 - 26.2 mi

Top 65%
×2
+22ft-21ft

Overall

18948

Females

7535

F55-59

7535

Passing

Athletes you passed and who passed you throughout the race

Passing Analysis

Category:
Athletes Passed
1741*
Passed By
1043
Net Change
+659
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#20597
5K → 10K233*200+33#20597#20564
10K → 15K173200-66#20564#20630
15K → 20K198118+80#20630#20550
20K → HALF3326+7#20550#20543
HALF → 25K163110+53#20543#20490
25K → 30K260*93+167#20490#20323
30K → 20M10371+32#20323#20291
20M → 21M9745+52#20291#20239
21M → 35K943+91#20239#20148
35K → 23M12439+85#20148#20063
23M → 24M10928+81#20063#19982
24M → 40K7230+42#19982#19940
40K → 25.2M1452-38#19940#19978
25.2M → FINISH6828+40#19978#19938
TOTALS1741*1043+659

* 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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Qualifying & Age Grade

See how your performance stacks up against qualifying standards

OTQ

Olympic Trials Qualifying analysis available

Activity Data

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Public Race Data

Boston Athletic Association

Boston Athletic Association

Mika Timing

Mika Timing