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BOSTON MARATHON 2026

Xue Tan

Bib: 21088β€’F

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0:00
0:00
/ mi
Masters
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Overall
#0 / 29021
Gender (Female)
#0 / 12578
Masters (Masters Women)
#0 / 6862
Age Group (F40-44)
#0 / 1737
Race Day Weather
51Β°/41Β°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
31:04
3.11 mi
Rank: #25961
Start β†’ 5K
31:04 | 10:00/mi
10K
1:05:14
6.21 mi
Rank: #27045 (-1084)
5K β†’ 10K
34:10 | 11:00/mi
15K
1:36:27
9.32 mi
Rank: #26598 (+447)
10K β†’ 15K
31:13 | 10:03/mi
20K
2:09:11
12.43 mi
Rank: #26476 (+122)
15K β†’ 20K
32:44 | 10:33/mi
HALF
2:16:21
13.11 mi
Rank: #26494 (-18)
20K β†’ HALF
7:10 | 10:31/mi
25K
2:42:44
15.53 mi
Rank: #26426 (+68)
HALF β†’ 25K
26:23 | 10:53/mi
30K
3:16:51
18.64 mi
Rank: #26239 (+187)
25K β†’ 30K
34:07 | 10:59/mi
20M
3:31:29
20.00 mi
Rank: #26106 (+133)
30K β†’ 20M
14:38 | 10:47/mi
21M
3:44:12
21.00 mi
Rank: #26122 (-16)
20M β†’ 21M
12:43 | 12:43/mi
35K
3:51:54
21.75 mi
Rank: #26050 (+72)
21M β†’ 35K
7:42 | 10:18/mi
23M
4:06:12
23.00 mi
Rank: #26016 (+34)
35K β†’ 23M
14:18 | 11:26/mi
24M
4:17:01
24.00 mi
Rank: #25967 (+49)
23M β†’ 24M
10:49 | 10:49/mi
40K
4:26:30
24.85 mi
Rank: #25915 (+52)
24M β†’ 40K
9:29 | 11:06/mi
25.2M
4:30:46
25.20 mi
Rank: #25899 (+16)
40K β†’ 25.2M
4:16 | 12:23/mi
FINISH
4:41:32
26.22 mi
Rank: #25873 (+26)
25.2M β†’ FINISH
10:46 | 10:34/mi

Splits & Pacing

Detailed breakdown of your race performance at each timing point

Half Splits

1st HalfFaster
via HALF
Distance13.11 mi
Time2:16:21
Pace10:25 /mi
2nd Half
Distance13.11 mi
Time2:25:11
Pace11:05 /mi
πŸ“ŠPositive Split: 6.5% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:16:3931:0410:0031:04
10:00
-
10K
6.21 mi11:50:491:05:1410:3034:10
11:00
+1:00
15K
9.32 mi12:22:021:36:2710:2131:13
10:03
-0:57
20K
12.43 mi12:54:462:09:1110:2432:44
10:33
+0:30
HALF
13.11 mi13:01:562:16:2110:257:10
10:31
-0:02
25K
15.53 mi13:28:192:42:4410:2926:23
10:53
+0:22
30K
18.64 mi14:02:263:16:5110:3434:07
10:59
+0:06
20M
20.00 mi14:17:043:31:2910:3514:38
10:47
-0:12
21M
21.00 mi14:29:473:44:1210:4112:43
12:43
+1:56
35K
21.75 mi14:37:293:51:5410:407:42
10:18
-2:25
23M
23.00 mi14:51:474:06:1210:4314:18
11:26
+1:08
24M
24.00 mi15:02:364:17:0110:4310:49
10:49
-0:37
40K
24.85 mi15:12:054:26:3010:449:29
11:06
+0:17
25.2M
25.20 mi15:16:214:30:4610:454:16
12:23
+1:17
FINISH
26.22 mi15:27:074:41:3210:4510:46
10:34
-1:49

Checkpoint Splits Visualizations

Explore your race data through different visual perspectives. Scroll to discover each visualization.

πŸ“ˆPace 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

10:00 /mi

Average Pace

10:45 /mi

Slowest Pace

12:43 /mi

Loading chart...
Fastest
Middle
Slowest
Average

πŸ“ŠSegments

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

1:09:59

25% of race

Time at Steady Pace

3:00:16

64% of race

Time at Slower Pace

31:17

11% of race

Average Pace: 10:44 /mi

Loading chart...
Faster pace (< avg)
Steady pace (β‰ˆ 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 mi11:16:3931:0410:0031:04
10:00
#25961
10K
6.21 mi11:50:491:05:1410:3034:10
11:00
#27045
15K
9.32 mi12:22:021:36:2710:2131:13
10:03
#26598
20K
12.43 mi12:54:462:09:1110:2432:44
10:33
#26476
HALF
13.11 mi13:01:562:16:2110:257:10
10:31
#26494
25K
15.53 mi13:28:192:42:4410:2926:23
10:53
#26426
30K
18.64 mi14:02:263:16:5110:3434:07
10:59
#26239
20M
20.00 mi14:17:043:31:2910:3514:38
10:47
#26106
21M
21.00 mi14:29:473:44:1210:4112:43
12:43
#26122
35K
21.75 mi14:37:293:51:5410:407:42
10:18
#26050
23M
23.00 mi14:51:474:06:1210:4314:18
11:26
#26016
24M
24.00 mi15:02:364:17:0110:4310:49
10:49
#25967
40K
24.85 mi15:12:054:26:3010:449:29
11:06
#25915
25.2M
25.20 mi15:16:214:30:4610:454:16
12:23
#25899
FINISH
26.22 mi15:27:074:41:3210:4510:46
10:34
#25873
Faster pace
Steady pace
Slower pace

Rankings

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

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF40-44Seg. OverallSeg. FemalesSeg. F40-44
5K3.11 mi3.11 mi25961106801068025804(Top 89%)10618(Top 84%)10618(Top 611%)
10K6.21 mi3.10 mi27045-108411314-63411314-63427673(Top 95%)11704(Top 93%)11704(Top 674%)
15K9.32 mi3.11 mi26598+44711052+26211052+26225804(Top 89%)10618(Top 84%)10618(Top 611%)
20K12.43 mi3.11 mi26476+12211000+5211000+5226209(Top 90%)10863(Top 86%)10863(Top 625%)
HALF13.11 mi0.68 mi26494-1811008-811008-826705(Top 92%)11182(Top 89%)11182(Top 644%)
25K15.53 mi2.42 mi26426+6810984+2410984+2426147(Top 90%)10883(Top 87%)10883(Top 627%)
30K18.64 mi3.11 mi26239+18710907+7710907+7725316(Top 87%)10535(Top 84%)10535(Top 607%)
20M20.00 mi1.36 mi26106+13310838+6910838+6924469(Top 84%)10170(Top 81%)10170(Top 585%)
21M21.00 mi1.00 mi26122-1610864-2610864-2626041(Top 90%)11042(Top 88%)11042(Top 636%)
35K21.75 mi0.75 mi26050+7210837+2710837+2723892(Top 82%)9938(Top 79%)9938(Top 572%)
23M23.00 mi1.25 mi26016+3410825+1210825+1225311(Top 87%)10730(Top 85%)10730(Top 618%)
24M24.00 mi1.00 mi25967+4910815+1010815+1024751(Top 85%)10474(Top 83%)10474(Top 603%)
40K24.85 mi0.85 mi25915+5210798+1710798+1724438(Top 84%)10361(Top 82%)10361(Top 596%)
25.2M25.20 mi0.35 mi25899+1610793+510793+525165(Top 87%)10705(Top 85%)10705(Top 616%)
FINISH26.22 mi1.02 mi25873+2610792+110792+125217(Top 87%)10747(Top 85%)10747(Top 619%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 89%
Γ—21
+97ft-345ft

Overall

25804

Females

10618

F40-44

10618

5K→10K

3.1 - 6.2 mi

Top 95%
Γ—5
+79ft-138ft

Overall

27673

Females

11704

F40-44

11704

10K→15K

6.2 - 9.3 mi

Top 89%
Γ—3
+67ft-78ft

Overall

25804

Females

10618

F40-44

10618

15K→20K

9.3 - 12.4 mi

Top 90%
Γ—5
+106ft-86ft

Overall

26209

Females

10863

F40-44

10863

20K→HALF

12.4 - 13.1 mi

Top 92%
Γ—2
+19ft-37ft

Overall

26705

Females

11182

F40-44

11182

HALF→25K

13.1 - 15.5 mi

Top 90%
Γ—4
+66ft-88ft

Overall

26147

Females

10883

F40-44

10883

25K→30K

15.5 - 18.6 mi

Top 87%
Γ—9
+181ft-148ft

Overall

25316

Females

10535

F40-44

10535

30K→20M

18.6 - 20.0 mi

Top 84%
Γ—5
+64ft-50ft

Overall

24469

Females

10170

F40-44

10170

20M→21M

20.0 - 21.0 mi

Top 90%
Γ—8
+106ft-24ft

Overall

26041

Females

11042

F40-44

11042

21M→35K

21.0 - 21.8 mi

Top 82%
Γ—7
+17ft-86ft

Overall

23892

Females

9938

F40-44

9938

35K→23M

21.8 - 23.0 mi

Top 87%
Γ—5
+23ft-63ft

Overall

25311

Females

10730

F40-44

10730

23M→24M

23.0 - 24.0 mi

Top 85%
Γ—6
+12ft-82ft

Overall

24751

Females

10474

F40-44

10474

24M→40K

24.0 - 24.9 mi

Top 84%
Γ—1
+6ft-20ft

Overall

24438

Females

10361

F40-44

10361

40K→25.2M

24.9 - 25.2 mi

Top 87%
Γ—1
+13ft-16ft

Overall

25165

Females

10705

F40-44

10705

25.2M→FINISH

25.2 - 26.2 mi

Top 87%
Γ—2
+22ft-21ft

Overall

25217

Females

10747

F40-44

10747

Passing

Athletes you passed and who passed you throughout the race

Passing Analysis

Category:
Athletes Passed
1479*
Passed By
491
Net Change
+88
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start β†’ 5K----#25961
5K β†’ 10K16200-1084#25961#27045
10K β†’ 15K452*5+447#27045#26598
15K β†’ 20K17048+122#26598#26476
20K β†’ HALF1331-18#26476#26494
HALF β†’ 25K10840+68#26494#26426
25K β†’ 30K216*29+187#26426#26239
30K β†’ 20M1385+133#26239#26106
20M β†’ 21M4056-16#26106#26122
21M β†’ 35K731+72#26122#26050
35K β†’ 23M6531+34#26050#26016
23M β†’ 24M6213+49#26016#25967
24M β†’ 40K6210+52#25967#25915
40K β†’ 25.2M237+16#25915#25899
25.2M β†’ FINISH4115+26#25899#25873
TOTALS1479*491+88

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

πŸ“Š

Passing Analysis Visualizations

Explore your passing analysis through 5 different visualizations. Scroll to discover each one.

Time:
Category:

πŸ“ˆPosition Graph

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🎨Heatmap Timeline

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πŸ”„Passing Circle

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🌊Position Flow

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πŸƒRace Lanes

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Activity Data

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Public Race Data

Boston Athletic Association

Boston Athletic Association

Mika Timing

Mika Timing