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BOSTON MARATHON 2026

Roslyn Tom

Bib: 26144β€’F

NY

Masters
Boston Marathon logo
0:00
0:00
/ mi
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Overall
#0 / 29021
Gender (Female)
#0 / 12578
Masters (Masters Women)
#0 / 6862
Age Group (F60-64)
#0 / 782
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
31:07
3.11 mi
Rank: #25997
Start β†’ 5K
31:07 | 10:01/mi
10K
1:02:09
6.21 mi
Rank: #25909 (+88)
5K β†’ 10K
31:02 | 10:00/mi
15K
1:32:58
9.32 mi
Rank: #25756 (+153)
10K β†’ 15K
30:49 | 9:56/mi
20K
2:04:14
12.43 mi
Rank: #25576 (+180)
15K β†’ 20K
31:16 | 10:04/mi
HALF
2:11:01
13.11 mi
Rank: #25575 (+1)
20K β†’ HALF
6:47 | 9:58/mi
25K
2:36:37
15.53 mi
Rank: #25596 (-21)
HALF β†’ 25K
25:36 | 10:34/mi
30K
3:11:58
18.64 mi
Rank: #25675 (-79)
25K β†’ 30K
35:21 | 11:23/mi
20M
3:27:28
20.00 mi
Rank: #25686 (-11)
30K β†’ 20M
15:30 | 11:25/mi
21M
3:39:17
21.00 mi
Rank: #25635 (+51)
20M β†’ 21M
11:49 | 11:49/mi
35K
3:47:11
21.75 mi
Rank: #25587 (+48)
21M β†’ 35K
7:54 | 10:34/mi
23M
4:00:18
23.00 mi
Rank: #25465 (+122)
35K β†’ 23M
13:07 | 10:29/mi
24M
4:10:31
24.00 mi
Rank: #25376 (+89)
23M β†’ 24M
10:13 | 10:13/mi
40K
4:19:29
24.85 mi
Rank: #25284 (+92)
24M β†’ 40K
8:58 | 10:30/mi
25.2M
4:23:32
25.20 mi
Rank: #25269 (+15)
40K β†’ 25.2M
4:03 | 11:45/mi
FINISH
4:33:34
26.22 mi
Rank: #25224 (+45)
25.2M β†’ FINISH
10:02 | 9:51/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
Time2:11:01
Pace10:00 /mi
2nd Half
Distance13.11 mi
Time2:22:33
Pace10:53 /mi
πŸ“ŠPositive Split: 8.8% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:39:0731:0710:0131:07
10:01
-
10K
6.21 mi12:10:091:02:0910:0131:02
10:00
-0:01
15K
9.32 mi12:40:581:32:589:5930:49
9:56
-0:04
20K
12.43 mi13:12:142:04:1410:0031:16
10:04
+0:08
HALF
13.11 mi13:19:012:11:0110:006:47
9:58
-0:06
25K
15.53 mi13:44:372:36:3710:0525:36
10:34
+0:36
30K
18.64 mi14:19:583:11:5810:1835:21
11:23
+0:49
20M
20.00 mi14:35:283:27:2810:2315:30
11:25
+0:02
21M
21.00 mi14:47:173:39:1710:2711:49
11:49
+0:24
35K
21.75 mi14:55:113:47:1110:277:54
10:34
-1:15
23M
23.00 mi15:08:184:00:1810:2713:07
10:29
-0:05
24M
24.00 mi15:18:314:10:3110:2710:13
10:13
-0:16
40K
24.85 mi15:27:294:19:2910:278:58
10:30
+0:17
25.2M
25.20 mi15:31:324:23:3210:284:03
11:45
+1:15
FINISH
26.22 mi15:41:344:33:3410:2710:02
9:51
-1:54

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

9:51 /mi

Average Pace

10:26 /mi

Slowest Pace

11:49 /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

3:26:51

76% of race

Time at Steady Pace

50:51

19% of race

Time at Slower Pace

15:52

6% of race

Average Pace: 10:26 /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 mi11:39:0731:0710:0131:07
10:01
#25997
10K
6.21 mi12:10:091:02:0910:0131:02
10:00
#25909
15K
9.32 mi12:40:581:32:589:5930:49
9:56
#25756
20K
12.43 mi13:12:142:04:1410:0031:16
10:04
#25576
HALF
13.11 mi13:19:012:11:0110:006:47
9:58
#25575
25K
15.53 mi13:44:372:36:3710:0525:36
10:34
#25596
30K
18.64 mi14:19:583:11:5810:1835:21
11:23
#25675
20M
20.00 mi14:35:283:27:2810:2315:30
11:25
#25686
21M
21.00 mi14:47:173:39:1710:2711:49
11:49
#25635
35K
21.75 mi14:55:113:47:1110:277:54
10:34
#25587
23M
23.00 mi15:08:184:00:1810:2713:07
10:29
#25465
24M
24.00 mi15:18:314:10:3110:2710:13
10:13
#25376
40K
24.85 mi15:27:294:19:2910:278:58
10:30
#25284
25.2M
25.20 mi15:31:324:23:3210:284:03
11:45
#25269
FINISH
26.22 mi15:41:344:33:3410:2710:02
9:51
#25224
Faster pace
Steady pace
Slower pace

Rankings

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

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF60-64Seg. OverallSeg. FemalesSeg. F60-64
5K3.11 mi3.11 mi25997106981069825485(Top 88%)10429(Top 83%)10429(Top 1334%)
10K6.21 mi3.10 mi25909+8810674+2410674+2425821(Top 89%)10631(Top 85%)10631(Top 1359%)
15K9.32 mi3.11 mi25756+15310576+9810576+9825485(Top 88%)10429(Top 83%)10429(Top 1334%)
20K12.43 mi3.11 mi25576+18010490+8610490+8625200(Top 87%)10305(Top 82%)10305(Top 1318%)
HALF13.11 mi0.68 mi25575+110489+110489+125594(Top 88%)10540(Top 84%)10540(Top 1348%)
25K15.53 mi2.42 mi25596-2110513-2410513-2425565(Top 88%)10547(Top 84%)10547(Top 1349%)
30K18.64 mi3.11 mi25675-7910587-7410587-7425976(Top 90%)10880(Top 87%)10880(Top 1391%)
20M20.00 mi1.36 mi25686-1110609-2210609-2225608(Top 88%)10770(Top 86%)10770(Top 1377%)
21M21.00 mi1.00 mi25635+5110597+1210597+1224771(Top 85%)10388(Top 83%)10388(Top 1328%)
35K21.75 mi0.75 mi25587+4810584+1310584+1324420(Top 84%)10212(Top 81%)10212(Top 1306%)
23M23.00 mi1.25 mi25465+12210535+4910535+4923348(Top 80%)9703(Top 77%)9703(Top 1241%)
24M24.00 mi1.00 mi25376+8910499+3610499+3623420(Top 81%)9766(Top 78%)9766(Top 1249%)
40K24.85 mi0.85 mi25284+9210471+2810471+2823196(Top 80%)9727(Top 77%)9727(Top 1244%)
25.2M25.20 mi0.35 mi25269+1510465+610465+624008(Top 83%)10152(Top 81%)10152(Top 1298%)
FINISH26.22 mi1.02 mi25224+4510447+1810447+1823445(Top 81%)9840(Top 78%)9840(Top 1258%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 88%
Γ—21
+97ft-345ft

Overall

25485

Females

10429

F60-64

10429

5K→10K

3.1 - 6.2 mi

Top 89%
Γ—5
+79ft-138ft

Overall

25821

Females

10631

F60-64

10631

10K→15K

6.2 - 9.3 mi

Top 88%
Γ—3
+67ft-78ft

Overall

25485

Females

10429

F60-64

10429

15K→20K

9.3 - 12.4 mi

Top 87%
Γ—5
+106ft-86ft

Overall

25200

Females

10305

F60-64

10305

20K→HALF

12.4 - 13.1 mi

Top 88%
Γ—2
+19ft-37ft

Overall

25594

Females

10540

F60-64

10540

HALF→25K

13.1 - 15.5 mi

Top 88%
Γ—4
+66ft-88ft

Overall

25565

Females

10547

F60-64

10547

25K→30K

15.5 - 18.6 mi

Top 90%
Γ—9
+181ft-148ft

Overall

25976

Females

10880

F60-64

10880

30K→20M

18.6 - 20.0 mi

Top 88%
Γ—5
+64ft-50ft

Overall

25608

Females

10770

F60-64

10770

20M→21M

20.0 - 21.0 mi

Top 85%
Γ—8
+106ft-24ft

Overall

24771

Females

10388

F60-64

10388

21M→35K

21.0 - 21.8 mi

Top 84%
Γ—7
+17ft-86ft

Overall

24420

Females

10212

F60-64

10212

35K→23M

21.8 - 23.0 mi

Top 80%
Γ—5
+23ft-63ft

Overall

23348

Females

9703

F60-64

9703

23M→24M

23.0 - 24.0 mi

Top 81%
Γ—6
+12ft-82ft

Overall

23420

Females

9766

F60-64

9766

24M→40K

24.0 - 24.9 mi

Top 80%
Γ—1
+6ft-20ft

Overall

23196

Females

9727

F60-64

9727

40K→25.2M

24.9 - 25.2 mi

Top 83%
Γ—1
+13ft-16ft

Overall

24008

Females

10152

F60-64

10152

25.2M→FINISH

25.2 - 26.2 mi

Top 81%
Γ—2
+22ft-21ft

Overall

23445

Females

9840

F60-64

9840

Passing

Athletes you passed and who passed you throughout the race

Passing Analysis

Category:
Athletes Passed
1493
Passed By
720
Net Change
+773
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start β†’ 5K----#25997
5K β†’ 10K250162+88#25997#25909
10K β†’ 15K20451+153#25909#25756
15K β†’ 20K22242+180#25756#25576
20K β†’ HALF2322+1#25576#25575
HALF β†’ 25K7798-21#25575#25596
25K β†’ 30K109188-79#25596#25675
30K β†’ 20M6273-11#25675#25686
20M β†’ 21M8736+51#25686#25635
21M β†’ 35K6012+48#25635#25587
35K β†’ 23M1275+122#25587#25465
23M β†’ 24M967+89#25465#25376
24M β†’ 40K975+92#25376#25284
40K β†’ 25.2M238+15#25284#25269
25.2M β†’ FINISH5611+45#25269#25224
TOTALS1493720+773
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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Public Race Data

Boston Athletic Association

Boston Athletic Association

Mika Timing

Mika Timing