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BOSTON MARATHON 2026

Nancy Nguyen

Bib: 23500β€’F

TX

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Masters
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Overall
#0 / 29021
Gender (Female)
#0 / 12578
Masters (Masters Women)
#0 / 6862
Age Group (F50-54)
#0 / 1233
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
24:45
3.11 mi
Rank: #16717
Start β†’ 5K
24:45 | 7:58/mi
10K
49:51
6.21 mi
Rank: #17247 (-530)
5K β†’ 10K
25:06 | 8:05/mi
15K
1:15:32
9.32 mi
Rank: #17793 (-546)
10K β†’ 15K
25:41 | 8:16/mi
20K
1:42:42
12.43 mi
Rank: #18545 (-752)
15K β†’ 20K
27:10 | 8:45/mi
HALF
1:48:30
13.11 mi
Rank: #18632 (-87)
20K β†’ HALF
5:48 | 8:31/mi
25K
2:10:11
15.53 mi
Rank: #19046 (-414)
HALF β†’ 25K
21:41 | 8:57/mi
30K
2:39:46
18.64 mi
Rank: #19625 (-579)
25K β†’ 30K
29:35 | 9:32/mi
20M
2:52:58
20.00 mi
Rank: #19838 (-213)
30K β†’ 20M
13:12 | 9:44/mi
21M
3:03:47
21.00 mi
Rank: #20091 (-253)
20M β†’ 21M
10:49 | 10:49/mi
35K
3:10:51
21.75 mi
Rank: #20180 (-89)
21M β†’ 35K
7:04 | 9:27/mi
23M
3:23:15
23.00 mi
Rank: #20325 (-145)
35K β†’ 23M
12:24 | 9:55/mi
24M
3:32:17
24.00 mi
Rank: #20286 (+39)
23M β†’ 24M
9:02 | 9:02/mi
40K
3:40:21
24.85 mi
Rank: #20281 (+5)
24M β†’ 40K
8:04 | 9:27/mi
25.2M
3:43:55
25.20 mi
Rank: #20286 (-5)
40K β†’ 25.2M
3:34 | 10:21/mi
FINISH
3:52:59
26.22 mi
Rank: #20268 (+18)
25.2M β†’ FINISH
9:04 | 8:54/mi

Splits & Pacing

Detailed breakdown of your race performance at each timing point

Half Splits

1st HalfFaster
via HALF
Distance13.11 mi
Time1:48:30
Pace8:17 /mi
2nd Half
Distance13.11 mi
Time2:04:29
Pace9:30 /mi
πŸ“ŠPositive Split: 14.7% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:27:1824:457:5824:45
7:58
-
10K
6.21 mi11:52:2449:518:0225:06
8:05
+0:07
15K
9.32 mi12:18:051:15:328:0725:41
8:16
+0:11
20K
12.43 mi12:45:151:42:428:1627:10
8:45
+0:29
HALF
13.11 mi12:51:031:48:308:175:48
8:31
-0:14
25K
15.53 mi13:12:442:10:118:2321:41
8:57
+0:26
30K
18.64 mi13:42:192:39:468:3529:35
9:32
+0:35
20M
20.00 mi13:55:312:52:588:3913:12
9:44
+0:12
21M
21.00 mi14:06:203:03:478:4610:49
10:49
+1:05
35K
21.75 mi14:13:243:10:518:477:04
9:27
-1:22
23M
23.00 mi14:25:483:23:158:5112:24
9:55
+0:28
24M
24.00 mi14:34:503:32:178:519:02
9:02
-0:53
40K
24.85 mi14:42:543:40:218:528:04
9:27
+0:25
25.2M
25.20 mi14:46:283:43:558:543:34
10:21
+0:54
FINISH
26.22 mi14:55:323:52:598:549:04
8:54
-1:27

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

7:58 /mi

Average Pace

8:54 /mi

Slowest Pace

10:49 /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

1:21:20

35% of race

Time at Steady Pace

1:06:57

29% of race

Time at Slower Pace

1:24:42

36% of race

Average Pace: 8:53 /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 mi11:27:1824:457:5824:45
7:58
#16717
10K
6.21 mi11:52:2449:518:0225:06
8:05
#17247
15K
9.32 mi12:18:051:15:328:0725:41
8:16
#17793
20K
12.43 mi12:45:151:42:428:1627:10
8:45
#18545
HALF
13.11 mi12:51:031:48:308:175:48
8:31
#18632
25K
15.53 mi13:12:442:10:118:2321:41
8:57
#19046
30K
18.64 mi13:42:192:39:468:3529:35
9:32
#19625
20M
20.00 mi13:55:312:52:588:3913:12
9:44
#19838
21M
21.00 mi14:06:203:03:478:4610:49
10:49
#20091
35K
21.75 mi14:13:243:10:518:477:04
9:27
#20180
23M
23.00 mi14:25:483:23:158:5112:24
9:55
#20325
24M
24.00 mi14:34:503:32:178:519:02
9:02
#20286
40K
24.85 mi14:42:543:40:218:528:04
9:27
#20281
25.2M
25.20 mi14:46:283:43:558:543:34
10:21
#20286
FINISH
26.22 mi14:55:323:52:598:549:04
8:54
#20268
Faster pace
Steady pace
Slower pace

Rankings

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

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF50-54Seg. OverallSeg. FemalesSeg. F50-54
5K3.11 mi3.11 mi167175756575618787(Top 65%)6919(Top 55%)6919(Top 561%)
10K6.21 mi3.10 mi17247-5306071-3156071-31517834(Top 61%)6401(Top 51%)6401(Top 519%)
15K9.32 mi3.11 mi17793-5466372-3016372-30118787(Top 65%)6919(Top 55%)6919(Top 561%)
20K12.43 mi3.11 mi18545-7526795-4236795-42320682(Top 71%)7985(Top 63%)7985(Top 648%)
HALF13.11 mi0.68 mi18632-876851-566851-5620343(Top 70%)7774(Top 62%)7774(Top 630%)
25K15.53 mi2.42 mi19046-4147097-2467097-24620914(Top 72%)8121(Top 65%)8121(Top 659%)
30K18.64 mi3.11 mi19625-5797449-3527449-35221717(Top 75%)8624(Top 69%)8624(Top 699%)
20M20.00 mi1.36 mi19838-2137589-1407589-14021780(Top 75%)8740(Top 69%)8740(Top 709%)
21M21.00 mi1.00 mi20091-2537731-1427731-14222716(Top 78%)9255(Top 74%)9255(Top 751%)
35K21.75 mi0.75 mi20180-897783-527783-5221599(Top 74%)8738(Top 69%)8738(Top 709%)
23M23.00 mi1.25 mi20325-1457870-877870-8721878(Top 75%)8932(Top 71%)8932(Top 724%)
24M24.00 mi1.00 mi20286+397872-27872-219622(Top 68%)7863(Top 63%)7863(Top 638%)
40K24.85 mi0.85 mi20281+57886-147886-1420151(Top 69%)8145(Top 65%)8145(Top 661%)
25.2M25.20 mi0.35 mi20286-57894-87894-820615(Top 71%)8370(Top 67%)8370(Top 679%)
FINISH26.22 mi1.02 mi20268+187898-47898-420104(Top 69%)8133(Top 65%)8133(Top 660%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 65%
Γ—21
+97ft-345ft

Overall

18787

Females

6919

F50-54

6919

5K→10K

3.1 - 6.2 mi

Top 61%
Γ—5
+79ft-138ft

Overall

17834

Females

6401

F50-54

6401

10K→15K

6.2 - 9.3 mi

Top 65%
Γ—3
+67ft-78ft

Overall

18787

Females

6919

F50-54

6919

15K→20K

9.3 - 12.4 mi

Top 71%
Γ—5
+106ft-86ft

Overall

20682

Females

7985

F50-54

7985

20K→HALF

12.4 - 13.1 mi

Top 70%
Γ—2
+19ft-37ft

Overall

20343

Females

7774

F50-54

7774

HALF→25K

13.1 - 15.5 mi

Top 72%
Γ—4
+66ft-88ft

Overall

20914

Females

8121

F50-54

8121

25K→30K

15.5 - 18.6 mi

Top 75%
Γ—9
+181ft-148ft

Overall

21717

Females

8624

F50-54

8624

30K→20M

18.6 - 20.0 mi

Top 75%
Γ—5
+64ft-50ft

Overall

21780

Females

8740

F50-54

8740

20M→21M

20.0 - 21.0 mi

Top 78%
Γ—8
+106ft-24ft

Overall

22716

Females

9255

F50-54

9255

21M→35K

21.0 - 21.8 mi

Top 74%
Γ—7
+17ft-86ft

Overall

21599

Females

8738

F50-54

8738

35K→23M

21.8 - 23.0 mi

Top 75%
Γ—5
+23ft-63ft

Overall

21878

Females

8932

F50-54

8932

23M→24M

23.0 - 24.0 mi

Top 68%
Γ—6
+12ft-82ft

Overall

19622

Females

7863

F50-54

7863

24M→40K

24.0 - 24.9 mi

Top 69%
Γ—1
+6ft-20ft

Overall

20151

Females

8145

F50-54

8145

40K→25.2M

24.9 - 25.2 mi

Top 71%
Γ—1
+13ft-16ft

Overall

20615

Females

8370

F50-54

8370

25.2M→FINISH

25.2 - 26.2 mi

Top 69%
Γ—2
+22ft-21ft

Overall

20104

Females

8133

F50-54

8133

Passing

Athletes you passed and who passed you throughout the race

Passing Analysis

Category:
Athletes Passed
676
Passed By
1964
Net Change
-3551
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start β†’ 5K----#16717
5K β†’ 10K107200-530#16717#17247
10K β†’ 15K49200-546#17247#17793
15K β†’ 20K35200-752#17793#18545
20K β†’ HALF13100-87#18545#18632
HALF β†’ 25K46200-414#18632#19046
25K β†’ 30K67200-579#19046#19625
30K β†’ 20M40200-213#19625#19838
20M β†’ 21M32200-253#19838#20091
21M β†’ 35K31120-89#20091#20180
35K β†’ 23M31176-145#20180#20325
23M β†’ 24M8041+39#20325#20286
24M β†’ 40K5853+5#20286#20281
40K β†’ 25.2M2328-5#20281#20286
25.2M β†’ FINISH6446+18#20286#20268
TOTALS6761964-3551
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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Qualifying & Age Grade

See how your performance stacks up against qualifying standards

OTQ

Olympic Trials Qualifying analysis available

Activity Data

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Export & Support

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Public Race Data

Boston Athletic Association

Boston Athletic Association

Mika Timing

Mika Timing