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BOSTON MARATHON 2026

Roxana Chu

Bib: 28934β€’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 (F45-49)
#0 / 1786
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
31:22
3.11 mi
Rank: #26221
Start β†’ 5K
31:22 | 10:06/mi
10K
1:02:57
6.21 mi
Rank: #26233 (-12)
5K β†’ 10K
31:35 | 10:10/mi
15K
1:34:38
9.32 mi
Rank: #26186 (+47)
10K β†’ 15K
31:41 | 10:12/mi
20K
2:06:55
12.43 mi
Rank: #26108 (+78)
15K β†’ 20K
32:17 | 10:24/mi
HALF
2:14:04
13.11 mi
Rank: #26138 (-30)
20K β†’ HALF
7:09 | 10:30/mi
25K
2:40:01
15.53 mi
Rank: #26092 (+46)
HALF β†’ 25K
25:57 | 10:43/mi
30K
3:14:12
18.64 mi
Rank: #25942 (+150)
25K β†’ 30K
34:11 | 11:01/mi
20M
3:29:13
20.00 mi
Rank: #25877 (+65)
30K β†’ 20M
15:01 | 11:04/mi
21M
3:40:30
21.00 mi
Rank: #25755 (+122)
20M β†’ 21M
11:17 | 11:17/mi
35K
3:48:33
21.75 mi
Rank: #25725 (+30)
21M β†’ 35K
8:03 | 10:46/mi
23M
4:02:06
23.00 mi
Rank: #25639 (+86)
35K β†’ 23M
13:33 | 10:50/mi
24M
4:13:01
24.00 mi
Rank: #25605 (+34)
23M β†’ 24M
10:55 | 10:55/mi
40K
4:22:22
24.85 mi
Rank: #25546 (+59)
24M β†’ 40K
9:21 | 10:57/mi
25.2M
4:26:22
25.20 mi
Rank: #25531 (+15)
40K β†’ 25.2M
4:00 | 11:36/mi
FINISH
4:37:11
26.22 mi
Rank: #25520 (+11)
25.2M β†’ FINISH
10:49 | 10:37/mi

Splits & Pacing

Detailed breakdown of your race performance at each timing point

Half Splits

1st HalfFaster
via HALF
Distance13.11 mi
Time2:14:04
Pace10:14 /mi
2nd Half
Distance13.11 mi
Time2:23:07
Pace10:56 /mi
πŸ“ŠPositive Split: 6.8% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:58:0931:2210:0631:22
10:06
-
10K
6.21 mi12:29:441:02:5710:0831:35
10:10
+0:04
15K
9.32 mi13:01:251:34:3810:1031:41
10:12
+0:02
20K
12.43 mi13:33:422:06:5510:1332:17
10:24
+0:12
HALF
13.11 mi13:40:512:14:0410:147:09
10:30
+0:06
25K
15.53 mi14:06:482:40:0110:1925:57
10:43
+0:13
30K
18.64 mi14:40:593:14:1210:2634:11
11:01
+0:18
20M
20.00 mi14:56:003:29:1310:2815:01
11:04
+0:03
21M
21.00 mi15:07:173:40:3010:3111:17
11:17
+0:13
35K
21.75 mi15:15:203:48:3310:318:03
10:46
-0:31
23M
23.00 mi15:28:534:02:0610:3213:33
10:50
+0:04
24M
24.00 mi15:39:484:13:0110:3310:55
10:55
+0:05
40K
24.85 mi15:49:094:22:2210:349:21
10:57
+0:02
25.2M
25.20 mi15:53:094:26:2210:354:00
11:36
+0:39
FINISH
26.22 mi16:03:584:37:1110:3510:49
10:37
-0:59

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

10:06 /mi

Average Pace

10:35 /mi

Slowest Pace

11:36 /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

4:21:54

94% of race

Time at Steady Pace

15:17

6% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 10:34 /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 mi11:58:0931:2210:0631:22
10:06
#26221
10K
6.21 mi12:29:441:02:5710:0831:35
10:10
#26233
15K
9.32 mi13:01:251:34:3810:1031:41
10:12
#26186
20K
12.43 mi13:33:422:06:5510:1332:17
10:24
#26108
HALF
13.11 mi13:40:512:14:0410:147:09
10:30
#26138
25K
15.53 mi14:06:482:40:0110:1925:57
10:43
#26092
30K
18.64 mi14:40:593:14:1210:2634:11
11:01
#25942
20M
20.00 mi14:56:003:29:1310:2815:01
11:04
#25877
21M
21.00 mi15:07:173:40:3010:3111:17
11:17
#25755
35K
21.75 mi15:15:203:48:3310:318:03
10:46
#25725
23M
23.00 mi15:28:534:02:0610:3213:33
10:50
#25639
24M
24.00 mi15:39:484:13:0110:3310:55
10:55
#25605
40K
24.85 mi15:49:094:22:2210:349:21
10:57
#25546
25.2M
25.20 mi15:53:094:26:2210:354:00
11:36
#25531
FINISH
26.22 mi16:03:584:37:1110:3510:49
10:37
#25520
Faster pace
Steady pace
Slower pace

Rankings

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

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF45-49Seg. OverallSeg. FemalesSeg. F45-49
5K3.11 mi3.11 mi26221108261082626139(Top 90%)10810(Top 86%)10810(Top 605%)
10K6.21 mi3.10 mi26233-1210840-1410840-1426228(Top 90%)10848(Top 86%)10848(Top 607%)
15K9.32 mi3.11 mi26186+4710824+1610824+1626139(Top 90%)10810(Top 86%)10810(Top 605%)
20K12.43 mi3.11 mi26108+7810789+3510789+3525904(Top 89%)10686(Top 85%)10686(Top 598%)
HALF13.11 mi0.68 mi26138-3010807-1810807-1826650(Top 92%)11152(Top 89%)11152(Top 624%)
25K15.53 mi2.42 mi26092+4610797+1010797+1025851(Top 89%)10707(Top 85%)10707(Top 599%)
30K18.64 mi3.11 mi25942+15010725+7210725+7225345(Top 87%)10548(Top 84%)10548(Top 591%)
20M20.00 mi1.36 mi25877+6510711+1410711+1425030(Top 86%)10455(Top 83%)10455(Top 585%)
21M21.00 mi1.00 mi25755+12210667+4410667+4423739(Top 82%)9839(Top 78%)9839(Top 551%)
35K21.75 mi0.75 mi25725+3010657+1010657+1024829(Top 86%)10429(Top 83%)10429(Top 584%)
23M23.00 mi1.25 mi25639+8610627+3010627+3024130(Top 83%)10128(Top 81%)10128(Top 567%)
24M24.00 mi1.00 mi25605+3410623+410623+424950(Top 86%)10582(Top 84%)10582(Top 592%)
40K24.85 mi0.85 mi25546+5910610+1310610+1324143(Top 83%)10208(Top 81%)10208(Top 572%)
25.2M25.20 mi0.35 mi25531+15106101061023737(Top 82%)10011(Top 80%)10011(Top 561%)
FINISH26.22 mi1.02 mi25520+1110615-510615-525330(Top 87%)10807(Top 86%)10807(Top 605%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 90%
Γ—21
+97ft-345ft

Overall

26139

Females

10810

F45-49

10810

5K→10K

3.1 - 6.2 mi

Top 90%
Γ—5
+79ft-138ft

Overall

26228

Females

10848

F45-49

10848

10K→15K

6.2 - 9.3 mi

Top 90%
Γ—3
+67ft-78ft

Overall

26139

Females

10810

F45-49

10810

15K→20K

9.3 - 12.4 mi

Top 89%
Γ—5
+106ft-86ft

Overall

25904

Females

10686

F45-49

10686

20K→HALF

12.4 - 13.1 mi

Top 92%
Γ—2
+19ft-37ft

Overall

26650

Females

11152

F45-49

11152

HALF→25K

13.1 - 15.5 mi

Top 89%
Γ—4
+66ft-88ft

Overall

25851

Females

10707

F45-49

10707

25K→30K

15.5 - 18.6 mi

Top 87%
Γ—9
+181ft-148ft

Overall

25345

Females

10548

F45-49

10548

30K→20M

18.6 - 20.0 mi

Top 86%
Γ—5
+64ft-50ft

Overall

25030

Females

10455

F45-49

10455

20M→21M

20.0 - 21.0 mi

Top 82%
Γ—8
+106ft-24ft

Overall

23739

Females

9839

F45-49

9839

21M→35K

21.0 - 21.8 mi

Top 86%
Γ—7
+17ft-86ft

Overall

24829

Females

10429

F45-49

10429

35K→23M

21.8 - 23.0 mi

Top 83%
Γ—5
+23ft-63ft

Overall

24130

Females

10128

F45-49

10128

23M→24M

23.0 - 24.0 mi

Top 86%
Γ—6
+12ft-82ft

Overall

24950

Females

10582

F45-49

10582

24M→40K

24.0 - 24.9 mi

Top 83%
Γ—1
+6ft-20ft

Overall

24143

Females

10208

F45-49

10208

40K→25.2M

24.9 - 25.2 mi

Top 82%
Γ—1
+13ft-16ft

Overall

23737

Females

10011

F45-49

10011

25.2M→FINISH

25.2 - 26.2 mi

Top 87%
Γ—2
+22ft-21ft

Overall

25330

Females

10807

F45-49

10807

Passing

Athletes you passed and who passed you throughout the race

Passing Analysis

Category:
Athletes Passed
1376
Passed By
671
Net Change
+701
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start β†’ 5K----#26221
5K β†’ 10K192200-12#26221#26233
10K β†’ 15K151104+47#26233#26186
15K β†’ 20K15173+78#26186#26108
20K β†’ HALF1646-30#26108#26138
HALF β†’ 25K10559+46#26138#26092
25K β†’ 30K20050+150#26092#25942
30K β†’ 20M8924+65#25942#25877
20M β†’ 21M1297+122#25877#25755
21M β†’ 35K4717+30#25755#25725
35K β†’ 23M948+86#25725#25639
23M β†’ 24M5824+34#25639#25605
24M β†’ 40K7617+59#25605#25546
40K β†’ 25.2M2510+15#25546#25531
25.2M β†’ FINISH4332+11#25531#25520
TOTALS1376671+701
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