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BOSTON MARATHON 2026

Mary Sullivan

Bib: 15389•F

NY

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0:00
0:00
/ mi
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Overall
#0 / 29021
Top 34%
Gender (Female)
#0 / 12578
Top 18%
Age Group (F18-39)
#0 / 5716
Top 32%
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
21:07
3.11 mi
Rank: #6863
Start → 5K
21:07 | 6:48/mi
10K
42:39
6.21 mi
Rank: #7515 (-652)
5K → 10K
21:32 | 6:56/mi
15K
1:04:46
9.32 mi
Rank: #8203 (-688)
10K → 15K
22:07 | 7:08/mi
20K
1:27:04
12.43 mi
Rank: #8415 (-212)
15K → 20K
22:18 | 7:11/mi
HALF
1:31:56
13.11 mi
Rank: #8477 (-62)
20K → HALF
4:52 | 7:09/mi
25K
1:49:40
15.53 mi
Rank: #8607 (-130)
HALF → 25K
17:44 | 7:19/mi
30K
2:13:44
18.64 mi
Rank: #9032 (-425)
25K → 30K
24:04 | 7:45/mi
20M
2:24:36
20.00 mi
Rank: #9271 (-239)
30K → 20M
10:52 | 8:01/mi
21M
2:33:12
21.00 mi
Rank: #9516 (-245)
20M → 21M
8:36 | 8:36/mi
35K
2:38:53
21.75 mi
Rank: #9547 (-31)
21M → 35K
5:41 | 7:36/mi
23M
2:49:05
23.00 mi
Rank: #9725 (-178)
35K → 23M
10:12 | 8:10/mi
24M
2:56:46
24.00 mi
Rank: #9791 (-66)
23M → 24M
7:41 | 7:41/mi
40K
3:03:32
24.85 mi
Rank: #9854 (-63)
24M → 40K
6:46 | 7:55/mi
25.2M
3:06:31
25.20 mi
Rank: #9903 (-49)
40K → 25.2M
2:59 | 8:40/mi
FINISH
3:14:14
26.22 mi
Rank: #9972 (-69)
25.2M → FINISH
7:43 | 7:35/mi
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Splits & Pacing

Detailed breakdown of your race performance at each timing point

Half Splits

1st HalfFaster
via HALF
Distance13.11 mi
Time1:31:56
Pace7:01 /mi
2nd Half
Distance13.11 mi
Time1:42:18
Pace7:49 /mi
📊Positive Split: 11.3% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:52:2421:076:4821:07
6:48
-
10K
6.21 mi11:13:5642:396:5221:32
6:56
+0:08
15K
9.32 mi11:36:031:04:466:5722:07
7:08
+0:12
20K
12.43 mi11:58:211:27:047:0122:18
7:11
+0:03
HALF
13.11 mi12:03:131:31:567:014:52
7:09
-0:02
25K
15.53 mi12:20:571:49:407:0417:44
7:19
+0:10
30K
18.64 mi12:45:012:13:447:1124:04
7:45
+0:26
20M
20.00 mi12:55:532:24:367:1410:52
8:01
+0:16
21M
21.00 mi13:04:292:33:127:188:36
8:36
+0:35
35K
21.75 mi13:10:102:38:537:195:41
7:36
-1:00
23M
23.00 mi13:20:222:49:057:2210:12
8:10
+0:34
24M
24.00 mi13:28:032:56:467:227:41
7:41
-0:29
40K
24.85 mi13:34:493:03:327:246:46
7:55
+0:14
25.2M
25.20 mi13:37:483:06:317:252:59
8:40
+0:45
FINISH
26.22 mi13:45:313:14:147:257:43
7:35
-1:05

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

6:48 /mi

Average Pace

7:25 /mi

Slowest Pace

8:40 /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

1:49:40

56% of race

Time at Steady Pace

45:09

23% of race

Time at Slower Pace

39:25

20% of race

Average Pace: 7:24 /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 mi10:52:2421:076:4821:07
6:48
#6863
10K
6.21 mi11:13:5642:396:5221:32
6:56
#7515
15K
9.32 mi11:36:031:04:466:5722:07
7:08
#8203
20K
12.43 mi11:58:211:27:047:0122:18
7:11
#8415
HALF
13.11 mi12:03:131:31:567:014:52
7:09
#8477
25K
15.53 mi12:20:571:49:407:0417:44
7:19
#8607
30K
18.64 mi12:45:012:13:447:1124:04
7:45
#9032
20M
20.00 mi12:55:532:24:367:1410:52
8:01
#9271
21M
21.00 mi13:04:292:33:127:188:36
8:36
#9516
35K
21.75 mi13:10:102:38:537:195:41
7:36
#9547
23M
23.00 mi13:20:222:49:057:2210:12
8:10
#9725
24M
24.00 mi13:28:032:56:467:227:41
7:41
#9791
40K
24.85 mi13:34:493:03:327:246:46
7:55
#9854
25.2M
25.20 mi13:37:483:06:317:252:59
8:40
#9903
FINISH
26.22 mi13:45:313:14:147:257:43
7:35
#9972
Faster pace
Steady pace
Slower pace

Rankings

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

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi3.11 mi68637287289456(Top 33%)1684(Top 13%)1684(Top 29%)
10K6.21 mi3.10 mi7515-652932-204932-2048189(Top 28%)1165(Top 9%)1165(Top 20%)
15K9.32 mi3.11 mi8203-6881175-2431175-2439456(Top 33%)1684(Top 13%)1684(Top 29%)
20K12.43 mi3.11 mi8415-2121262-871262-879193(Top 32%)1650(Top 13%)1650(Top 29%)
HALF13.11 mi0.68 mi8477-621285-231285-239856(Top 34%)1926(Top 15%)1926(Top 34%)
25K15.53 mi2.42 mi8607-1301349-641349-649835(Top 34%)2043(Top 16%)2043(Top 36%)
30K18.64 mi3.11 mi9032-4251562-2131562-21311581(Top 40%)3076(Top 24%)3076(Top 54%)
20M20.00 mi1.36 mi9271-2391720-1581720-15812843(Top 44%)3847(Top 31%)3847(Top 67%)
21M21.00 mi1.00 mi9516-2451851-1311851-13113758(Top 47%)4446(Top 35%)4446(Top 78%)
35K21.75 mi0.75 mi9547-311884-331884-3311563(Top 40%)3287(Top 26%)3287(Top 58%)
23M23.00 mi1.25 mi9725-1782000-1162000-11613479(Top 46%)4423(Top 35%)4423(Top 77%)
24M24.00 mi1.00 mi9791-662049-492049-4911432(Top 39%)3396(Top 27%)3396(Top 59%)
40K24.85 mi0.85 mi9854-632115-662115-6611886(Top 41%)3707(Top 29%)3707(Top 65%)
25.2M25.20 mi0.35 mi9903-492156-412156-4112599(Top 43%)4131(Top 33%)4131(Top 72%)
FINISH26.22 mi1.02 mi9972-692221-652221-6511999(Top 41%)3848(Top 31%)3848(Top 67%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 33%
×21
+97ft-345ft

Overall

9456

Females

1684

F18-39

1684

5K→10K

3.1 - 6.2 mi

Top 28%
×5
+79ft-138ft

Overall

8189

Females

1165

F18-39

1165

10K→15K

6.2 - 9.3 mi

Top 33%
×3
+67ft-78ft

Overall

9456

Females

1684

F18-39

1684

15K→20K

9.3 - 12.4 mi

Top 32%
×5
+106ft-86ft

Overall

9193

Females

1650

F18-39

1650

20K→HALF

12.4 - 13.1 mi

Top 34%
×2
+19ft-37ft

Overall

9856

Females

1926

F18-39

1926

HALF→25K

13.1 - 15.5 mi

Top 34%
×4
+66ft-88ft

Overall

9835

Females

2043

F18-39

2043

25K→30K

15.5 - 18.6 mi

Top 40%
×9
+181ft-148ft

Overall

11581

Females

3076

F18-39

3076

30K→20M

18.6 - 20.0 mi

Top 44%
×5
+64ft-50ft

Overall

12843

Females

3847

F18-39

3847

20M→21M

20.0 - 21.0 mi

Top 47%
×8
+106ft-24ft

Overall

13758

Females

4446

F18-39

4446

21M→35K

21.0 - 21.8 mi

Top 40%
×7
+17ft-86ft

Overall

11563

Females

3287

F18-39

3287

35K→23M

21.8 - 23.0 mi

Top 46%
×5
+23ft-63ft

Overall

13479

Females

4423

F18-39

4423

23M→24M

23.0 - 24.0 mi

Top 39%
×6
+12ft-82ft

Overall

11432

Females

3396

F18-39

3396

24M→40K

24.0 - 24.9 mi

Top 41%
×1
+6ft-20ft

Overall

11886

Females

3707

F18-39

3707

40K→25.2M

24.9 - 25.2 mi

Top 43%
×1
+13ft-16ft

Overall

12599

Females

4131

F18-39

4131

25.2M→FINISH

25.2 - 26.2 mi

Top 41%
×2
+22ft-21ft

Overall

11999

Females

3848

F18-39

3848

Passing

Athletes you passed and who passed you throughout the race

Passing Analysis

Category:
Athletes Passed
666
Passed By
3773
Net Change
-3109
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#6863
5K → 10K53705-652#6863#7515
10K → 15K15703-688#7515#8203
15K → 20K76288-212#8203#8415
20K → HALF870-62#8415#8477
HALF → 25K78208-130#8477#8607
25K → 30K73498-425#8607#9032
30K → 20M48287-239#9032#9271
20M → 21M29274-245#9271#9516
21M → 35K4879-31#9516#9547
35K → 23M61239-178#9547#9725
23M → 24M53118-66#9725#9791
24M → 40K51114-63#9791#9854
40K → 25.2M1867-49#9854#9903
25.2M → FINISH55123-69#9903#9972
TOTALS6663773-3109
📊

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