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BOSTON MARATHON 2026

Mary Breslin

Bib: 26161β€’F

PA

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0:00
/ mi
Masters
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Overall
#0 / 29021
Gender (Female)
#0 / 12578
Masters (Masters Women)
#0 / 6862
Age Group (F65-69)
#0 / 273
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
32:06
3.11 mi
Rank: #26811
Start β†’ 5K
32:06 | 10:20/mi
10K
1:03:41
6.21 mi
Rank: #26501 (+310)
5K β†’ 10K
31:35 | 10:10/mi
15K
1:35:33
9.32 mi
Rank: #26413 (+88)
10K β†’ 15K
31:52 | 10:16/mi
20K
2:07:47
12.43 mi
Rank: #26271 (+142)
15K β†’ 20K
32:14 | 10:23/mi
HALF
2:14:45
13.11 mi
Rank: #26274 (-3)
20K β†’ HALF
6:58 | 10:14/mi
25K
2:39:57
15.53 mi
Rank: #26078 (+196)
HALF β†’ 25K
25:12 | 10:24/mi
30K
3:12:47
18.64 mi
Rank: #25795 (+283)
25K β†’ 30K
32:50 | 10:35/mi
20M
3:27:02
20.00 mi
Rank: #25625 (+170)
30K β†’ 20M
14:15 | 10:30/mi
21M
3:37:37
21.00 mi
Rank: #25447 (+178)
20M β†’ 21M
10:35 | 10:35/mi
35K
3:45:02
21.75 mi
Rank: #25366 (+81)
21M β†’ 35K
7:25 | 9:55/mi
23M
3:57:17
23.00 mi
Rank: #25152 (+214)
35K β†’ 23M
12:15 | 9:48/mi
24M
4:06:48
24.00 mi
Rank: #25016 (+136)
23M β†’ 24M
9:31 | 9:31/mi
40K
4:14:54
24.85 mi
Rank: #24876 (+140)
24M β†’ 40K
8:06 | 9:29/mi
25.2M
4:18:29
25.20 mi
Rank: #24815 (+61)
40K β†’ 25.2M
3:35 | 10:24/mi
FINISH
4:28:01
26.22 mi
Rank: #24733 (+82)
25.2M β†’ FINISH
9:32 | 9:22/mi

Splits & Pacing

Detailed breakdown of your race performance at each timing point

Half Splits

1st Half
via HALF
Distance13.11 mi
Time2:14:45
Pace10:17 /mi
2nd Halfβœ“ Faster
Distance13.11 mi
Time2:13:16
Pace10:10 /mi
πŸ“ŠNegative Split: 1.1% faster second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:40:2632:0610:2032:06
10:20
-
10K
6.21 mi12:12:011:03:4110:1531:35
10:10
-0:10
15K
9.32 mi12:43:531:35:3310:1631:52
10:16
+0:06
20K
12.43 mi13:16:072:07:4710:1732:14
10:23
+0:07
HALF
13.11 mi13:23:052:14:4510:176:58
10:14
-0:09
25K
15.53 mi13:48:172:39:5710:1825:12
10:24
+0:10
30K
18.64 mi14:21:073:12:4710:2132:50
10:35
+0:11
20M
20.00 mi14:35:223:27:0210:2214:15
10:30
-0:05
21M
21.00 mi14:45:573:37:3710:2210:35
10:35
+0:05
35K
21.75 mi14:53:223:45:0210:217:25
9:55
-0:40
23M
23.00 mi15:05:373:57:1710:2012:15
9:48
-0:07
24M
24.00 mi15:15:084:06:4810:189:31
9:31
-0:17
40K
24.85 mi15:23:144:14:5410:168:06
9:29
-0:02
25.2M
25.20 mi15:26:494:18:2910:163:35
10:24
+0:55
FINISH
26.22 mi15:36:214:28:0110:149:32
9:22
-1:02

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

9:22 /mi

Average Pace

10:14 /mi

Slowest Pace

10:35 /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

1:57:14

44% of race

Time at Steady Pace

2:30:47

56% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 10:13 /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 mi11:40:2632:0610:2032:06
10:20
#26811
10K
6.21 mi12:12:011:03:4110:1531:35
10:10
#26501
15K
9.32 mi12:43:531:35:3310:1631:52
10:16
#26413
20K
12.43 mi13:16:072:07:4710:1732:14
10:23
#26271
HALF
13.11 mi13:23:052:14:4510:176:58
10:14
#26274
25K
15.53 mi13:48:172:39:5710:1825:12
10:24
#26078
30K
18.64 mi14:21:073:12:4710:2132:50
10:35
#25795
20M
20.00 mi14:35:223:27:0210:2214:15
10:30
#25625
21M
21.00 mi14:45:573:37:3710:2210:35
10:35
#25447
35K
21.75 mi14:53:223:45:0210:217:25
9:55
#25366
23M
23.00 mi15:05:373:57:1710:2012:15
9:48
#25152
24M
24.00 mi15:15:084:06:4810:189:31
9:31
#25016
40K
24.85 mi15:23:144:14:5410:168:06
9:29
#24876
25.2M
25.20 mi15:26:494:18:2910:163:35
10:24
#24815
FINISH
26.22 mi15:36:214:28:0110:149:32
9:22
#24733
Faster pace
Steady pace
Slower pace

Rankings

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

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF65-69Seg. OverallSeg. FemalesSeg. F65-69
5K3.11 mi3.11 mi26811111651116526246(Top 90%)10870(Top 86%)10870(Top 3982%)
10K6.21 mi3.10 mi26501+31010989+17610989+17626225(Top 90%)10845(Top 86%)10845(Top 3973%)
15K9.32 mi3.11 mi26413+8810952+3710952+3726246(Top 90%)10870(Top 86%)10870(Top 3982%)
20K12.43 mi3.11 mi26271+14210885+6710885+6725876(Top 89%)10670(Top 85%)10670(Top 3908%)
HALF13.11 mi0.68 mi26274-310892-710892-726126(Top 90%)10829(Top 86%)10829(Top 3967%)
25K15.53 mi2.42 mi26078+19610787+10510787+10525220(Top 87%)10349(Top 82%)10349(Top 3791%)
30K18.64 mi3.11 mi25795+28310644+14310644+14324456(Top 84%)10090(Top 80%)10090(Top 3696%)
20M20.00 mi1.36 mi25625+17010581+6310581+6323842(Top 82%)9828(Top 78%)9828(Top 3600%)
21M21.00 mi1.00 mi25447+17810494+8710494+8722173(Top 76%)8982(Top 71%)8982(Top 3290%)
35K21.75 mi0.75 mi25366+8110458+3610458+3622945(Top 79%)9429(Top 75%)9429(Top 3454%)
23M23.00 mi1.25 mi25152+21410368+9010368+9021554(Top 74%)8771(Top 70%)8771(Top 3213%)
24M24.00 mi1.00 mi25016+13610304+6410304+6421433(Top 74%)8770(Top 70%)8770(Top 3212%)
40K24.85 mi0.85 mi24876+14010240+6410240+6420335(Top 70%)8253(Top 66%)8253(Top 3023%)
25.2M25.20 mi0.35 mi24815+6110217+2310217+2320806(Top 72%)8484(Top 67%)8484(Top 3108%)
FINISH26.22 mi1.02 mi24733+8210188+2910188+2921890(Top 75%)9013(Top 72%)9013(Top 3301%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 90%
Γ—21
+97ft-345ft

Overall

26246

Females

10870

F65-69

10870

5K→10K

3.1 - 6.2 mi

Top 90%
Γ—5
+79ft-138ft

Overall

26225

Females

10845

F65-69

10845

10K→15K

6.2 - 9.3 mi

Top 90%
Γ—3
+67ft-78ft

Overall

26246

Females

10870

F65-69

10870

15K→20K

9.3 - 12.4 mi

Top 89%
Γ—5
+106ft-86ft

Overall

25876

Females

10670

F65-69

10670

20K→HALF

12.4 - 13.1 mi

Top 90%
Γ—2
+19ft-37ft

Overall

26126

Females

10829

F65-69

10829

HALF→25K

13.1 - 15.5 mi

Top 87%
Γ—4
+66ft-88ft

Overall

25220

Females

10349

F65-69

10349

25K→30K

15.5 - 18.6 mi

Top 84%
Γ—9
+181ft-148ft

Overall

24456

Females

10090

F65-69

10090

30K→20M

18.6 - 20.0 mi

Top 82%
Γ—5
+64ft-50ft

Overall

23842

Females

9828

F65-69

9828

20M→21M

20.0 - 21.0 mi

Top 76%
Γ—8
+106ft-24ft

Overall

22173

Females

8982

F65-69

8982

21M→35K

21.0 - 21.8 mi

Top 79%
Γ—7
+17ft-86ft

Overall

22945

Females

9429

F65-69

9429

35K→23M

21.8 - 23.0 mi

Top 74%
Γ—5
+23ft-63ft

Overall

21554

Females

8771

F65-69

8771

23M→24M

23.0 - 24.0 mi

Top 74%
Γ—6
+12ft-82ft

Overall

21433

Females

8770

F65-69

8770

24M→40K

24.0 - 24.9 mi

Top 70%
Γ—1
+6ft-20ft

Overall

20335

Females

8253

F65-69

8253

40K→25.2M

24.9 - 25.2 mi

Top 72%
Γ—1
+13ft-16ft

Overall

20806

Females

8484

F65-69

8484

25.2M→FINISH

25.2 - 26.2 mi

Top 75%
Γ—2
+22ft-21ft

Overall

21890

Females

9013

F65-69

9013

Passing

Athletes you passed and who passed you throughout the race

Passing Analysis

Category:
Athletes Passed
2340
Passed By
262
Net Change
+2078
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start β†’ 5K----#26811
5K β†’ 10K37666+310#26811#26501
10K β†’ 15K16375+88#26501#26413
15K β†’ 20K19048+142#26413#26271
20K β†’ HALF2023-3#26271#26274
HALF β†’ 25K21014+196#26274#26078
25K β†’ 30K30219+283#26078#25795
30K β†’ 20M1766+170#25795#25625
20M β†’ 21M1791+178#25625#25447
21M β†’ 35K843+81#25447#25366
35K β†’ 23M2173+214#25366#25152
23M β†’ 24M1371+136#25152#25016
24M β†’ 40K1400+140#25016#24876
40K β†’ 25.2M610+61#24876#24815
25.2M β†’ FINISH853+82#24815#24733
TOTALS2340262+2078
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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Export Track Data

Download your race performance as a GPX or TCX file to import into Strava, Garmin Connect, or other fitness apps.

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Public Race Data

Boston Athletic Association

Boston Athletic Association

Mika Timing

Mika Timing