Boston Marathon logo
BOSTON MARATHON 2025

Ellen Trasko

Bib: 9384•F

TX

0:00
0:00
/ mi
Masters
Be the first to cheer!
Overall
#0 / 28404
Top 32%
Gender (Female)
#0 / 12228
Top 14%
Masters (Masters Women)
#0 / 6759
Top 5%
Division (F40-44)
#0 / 1718
Top 11%
Race Day Weather
50°/40°F
broken clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
22:59
Rank: #11304
Start → 5K
7:24/mi
22:59 split
10K· 6.21 mi
45:38
Rank: #10721 (+583)
5K → 10K
7:17/mi
22:39 split
15K· 9.32 mi
1:08:15
Rank: #10413 (+308)
10K → 15K
7:17/mi
22:37 split
20K· 12.43 mi
1:30:49
Rank: #9949 (+464)
15K → 20K
7:16/mi
22:34 split
Half· 13.11 mi
1:35:42
Rank: #9883 (+66)
20K → Half
7:09/mi
4:53 split
25K· 15.53 mi
1:53:26
Rank: #9595 (+288)
Half → 25K
7:19/mi
17:44 split
30K· 18.64 mi
2:16:43
Rank: #9150 (+445)
25K → 30K
7:30/mi
23:17 split
20M
2:27:00
Rank: #8956 (+194)
30K → 20M
7:34/mi
10:17 split
21M
2:35:07
Rank: #8869 (+87)
20M → 21M
8:07/mi
8:07 split
35K· 21.75 mi
2:40:45
Rank: #8834 (+35)
21M → 35K
7:32/mi
5:38 split
23M
2:50:45
Rank: #8851 (-17)
35K → 23M
7:59/mi
10:00 split
24M
2:58:46
Rank: #8946 (-95)
23M → 24M
8:01/mi
8:01 split
40K· 24.85 mi
3:05:46
Rank: #9016 (-70)
24M → 40K
8:11/mi
7:00 split
25.2M
3:08:46
Rank: #9018 (-2)
40K → 25.2M
8:42/mi
3:00 split
Finish· 26.22 mi
3:16:19
Rank: #8959 (+59)
25.2M → Finish
7:25/mi
7:33 split

The Course

Is this your race?

Claim it — unlock a deeper AI report on this race, free

A personalized Race Performance Report that goes beyond this page — emailed to you, built from your real splits.

Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:35:42
Pace7:18 /mi
2nd Half
Distance13.11 mi
Time1:40:37
Pace7:41 /mi
📊Positive Split: 5.1% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:48:0922:597:2422:59
7:24
-
10K
6.21 mi11:10:4845:387:2122:39
7:17
-0:07
15K
9.32 mi11:33:251:08:157:1922:37
7:17
0:00
20K
12.43 mi11:55:591:30:497:1822:34
7:16
-0:01
Half
13.11 mi12:00:521:35:427:184:53
7:09
-0:07
25K
15.53 mi12:18:361:53:267:1817:44
7:19
+0:10
30K
18.64 mi12:41:532:16:437:2023:17
7:30
+0:11
20M
20.00 mi12:52:102:27:007:2110:17
7:34
+0:04
21M
21.00 mi13:00:172:35:077:238:07
8:07
+0:33
35K
21.75 mi13:05:552:40:457:235:38
7:32
-0:35
23M
23.00 mi13:15:552:50:457:2510:00
7:59
+0:27
24M
24.00 mi13:23:562:58:467:278:01
8:01
+0:02
40K
24.85 mi13:30:563:05:467:287:00
8:11
+0:10
25.2M
25.20 mi13:33:563:08:467:293:00
8:42
+0:31
Finish
26.22 mi13:41:293:16:197:307:33
7:25
-1:17

Checkpoints & Pacing

📈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

7:09 /mi

Average Pace

7:30 /mi

Slowest Pace

8:42 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:12:43

37% of race

Time at Steady Pace

1:27:28

45% of race

Time at Slower Pace

36:08

18% of race

Average Pace: 7:29 /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

Overall Pace Trend

CheckpointDistanceTime of DayTimeAvg PaceSegmentPaceTrendRank
5K
3.11 mi10:48:0922:597:2422:59
7:24
#11304
10K
6.21 mi11:10:4845:387:2122:39
7:17
#10721
15K
9.32 mi11:33:251:08:157:1922:37
7:17
#10413
20K
12.43 mi11:55:591:30:497:1822:34
7:16
#9949
Half
13.11 mi12:00:521:35:427:184:53
7:09
#9883
25K
15.53 mi12:18:361:53:267:1817:44
7:19
#9595
30K
18.64 mi12:41:532:16:437:2023:17
7:30
#9150
20M
20.00 mi12:52:102:27:007:2110:17
7:34
#8956
21M
21.00 mi13:00:172:35:077:238:07
8:07
#8869
35K
21.75 mi13:05:552:40:457:235:38
7:32
#8834
23M
23.00 mi13:15:552:50:457:2510:00
7:59
#8851
24M
24.00 mi13:23:562:58:467:278:01
8:01
#8946
40K
24.85 mi13:30:563:05:467:287:00
8:11
#9016
25.2M
25.20 mi13:33:563:08:467:293:00
8:42
#9018
Finish
26.22 mi13:41:293:16:197:307:33
7:25
#8959
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF40-44Seg. OverallSeg. FemalesSeg. F40-44
5K3.11 mi3.11 mi11304242724279841(Top 35%)1818(Top 15%)1818(Top 106%)
10K6.21 mi3.10 mi10721+5832166+2612166+26110277(Top 36%)1952(Top 16%)1952(Top 114%)
15K9.32 mi3.11 mi10413+3082036+1302036+1309841(Top 35%)1818(Top 15%)1818(Top 106%)
20K12.43 mi3.11 mi9949+4641837+1991837+1998741(Top 31%)1418(Top 12%)1418(Top 83%)
Half13.11 mi0.68 mi9883+661813+241813+248809(Top 31%)1421(Top 12%)1421(Top 83%)
25K15.53 mi2.42 mi9595+2881723+901723+908495(Top 30%)1424(Top 12%)1424(Top 83%)
30K18.64 mi3.11 mi9150+4451577+1461577+1467715(Top 27%)1279(Top 10%)1279(Top 74%)
20M20.00 mi1.36 mi8956+1941520+571520+577485(Top 26%)1342(Top 11%)1342(Top 78%)
21M21.00 mi1.00 mi8869+871519+11519+18081(Top 28%)1763(Top 14%)1763(Top 103%)
35K21.75 mi0.75 mi8834+351526-71526-78870(Top 31%)2064(Top 17%)2064(Top 120%)
23M23.00 mi1.25 mi8851-171576-501576-509935(Top 35%)2702(Top 22%)2702(Top 157%)
24M24.00 mi1.00 mi8946-951653-771653-7711364(Top 40%)3487(Top 29%)3487(Top 203%)
40K24.85 mi0.85 mi9016-701716-631716-6311485(Top 40%)3637(Top 30%)3637(Top 212%)
25.2M25.20 mi0.35 mi9018-21735-191735-1910028(Top 35%)3015(Top 25%)3015(Top 175%)
Finish26.22 mi1.02 mi8959+591752-171752-178570(Top 30%)2317(Top 19%)2317(Top 135%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 35%
×21story building
+97ft-345ft

Overall

9841

Females

1818

F40-44

1818

5K→10K

3.1 - 6.2 mi

Top 36%
×5story building
+79ft-138ft

Overall

10277

Females

1952

F40-44

1952

10K→15K

6.2 - 9.3 mi

Top 35%
×3story building
+67ft-78ft

Overall

9841

Females

1818

F40-44

1818

15K→20K

9.3 - 12.4 mi

Top 31%
×5story building
+106ft-86ft

Overall

8741

Females

1418

F40-44

1418

20K→Half

12.4 - 13.1 mi

Top 31%
×2story building
+19ft-37ft

Overall

8809

Females

1421

F40-44

1421

Half→25K

13.1 - 15.5 mi

Top 30%
×4story building
+66ft-88ft

Overall

8495

Females

1424

F40-44

1424

25K→30K

15.5 - 18.6 mi

Top 27%
×9story building
+181ft-148ft

Overall

7715

Females

1279

F40-44

1279

30K→20M

18.6 - 20.0 mi

Top 26%
×5story building
+64ft-50ft

Overall

7485

Females

1342

F40-44

1342

20M→21M

20.0 - 21.0 mi

Top 28%
×8story building
+106ft-24ft

Overall

8081

Females

1763

F40-44

1763

21M→35K

21.0 - 21.8 mi

Top 31%
×7story building
+17ft-86ft

Overall

8870

Females

2064

F40-44

2064

35K→23M

21.8 - 23.0 mi

Top 35%
×5story building
+23ft-63ft

Overall

9935

Females

2702

F40-44

2702

23M→24M

23.0 - 24.0 mi

Top 40%
×6story building
+12ft-82ft

Overall

11364

Females

3487

F40-44

3487

24M→40K

24.0 - 24.9 mi

Top 40%
×1story
+6ft-20ft

Overall

11485

Females

3637

F40-44

3637

40K→25.2M

24.9 - 25.2 mi

Top 35%
×1story
+13ft-16ft

Overall

10028

Females

3015

F40-44

3015

25.2M→Finish

25.2 - 26.2 mi

Top 30%
×2story building
+22ft-21ft

Overall

8570

Females

2317

F40-44

2317

Passing Analysis

Category:
Athletes Passed
3138
Passed By
793
Net Change
+2345
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#11304
5K → 10K66380+583#11304#10721
10K → 15K34840+308#10721#10413
15K → 20K47915+464#10413#9949
20K → Half715+66#9949#9883
Half → 25K31325+288#9883#9595
25K → 30K47126+445#9595#9150
30K → 20M21218+194#9150#8956
20M → 21M14457+87#8956#8869
21M → 35K7136+35#8869#8834
35K → 23M117134-17#8834#8851
23M → 24M46141-95#8851#8946
24M → 40K62132-70#8946#9016
40K → 25.2M4042-2#9016#9018
25.2M → Finish10142+59#9018#8959
TOTALS3138793+2345
📊

Passing Visuals

Category:
Loading...

🔄Passing Circle

Loading...

🌊Position Flow

Loading...

🏃Race Lanes

Loading...

Upload your GPX file

Supports Garmin, Apple Watch, Polar, Suunto, COROS, Strava, and other apps

.gpx files up to 10MB

Export Track Data

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

Questions or issues regarding timing data?

If you notice any discrepancies in your timing data or have questions about your results, our support team can help.

Contact Race Support
Share Feedback

Public Race Data

Boston Athletic Association

Boston Athletic Association

Mika Timing

Mika Timing