Boston Marathon logo
BOSTON MARATHON 2025

Brianna Wynne

Bib: 9249•F

NY

0:00
0:00
/ mi
Be the first to cheer!
Overall
#0 / 28404
Top 21%
Gender (Female)
#0 / 12228
Top 5%
Division (F18-39)
#0 / 5469
Top 10%
Race Day Weather
50°/40°F
broken clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
21:56
Rank: #8312
Start → 5K
21:56 | 7:04/mi
10K· 6.21 mi
43:28
Rank: #7827 (+485)
5K → 10K
21:32 | 6:56/mi
15K· 9.32 mi
1:04:54
Rank: #7518 (+309)
10K → 15K
21:26 | 6:54/mi
20K· 12.43 mi
1:26:48
Rank: #7396 (+122)
15K → 20K
21:54 | 7:03/mi
Half· 13.11 mi
1:31:34
Rank: #7386 (+10)
20K → Half
4:46 | 6:59/mi
25K· 15.53 mi
1:48:45
Rank: #7276 (+110)
Half → 25K
17:11 | 7:05/mi
30K· 18.64 mi
2:11:19
Rank: #6960 (+316)
25K → 30K
22:34 | 7:16/mi
20M
2:21:15
Rank: #6779 (+181)
30K → 20M
9:56 | 7:19/mi
21M
2:28:53
Rank: #6639 (+140)
20M → 21M
7:38 | 7:38/mi
35K· 21.75 mi
2:34:06
Rank: #6539 (+100)
21M → 35K
5:13 | 6:58/mi
23M
2:43:15
Rank: #6391 (+148)
35K → 23M
9:09 | 7:18/mi
24M
2:50:19
Rank: #6296 (+95)
23M → 24M
7:04 | 7:04/mi
40K· 24.85 mi
2:56:25
Rank: #6185 (+111)
24M → 40K
6:06 | 7:08/mi
25.2M
2:59:03
Rank: #6107 (+78)
40K → 25.2M
2:38 | 7:38/mi
Finish· 26.22 mi
3:05:56
Rank: #5964 (+143)
25.2M → Finish
6:53 | 6:45/mi

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
Time1:31:34
Pace6:59 /mi
2nd Half
Distance13.11 mi
Time1:34:22
Pace7:12 /mi
📊Positive Split: 3.1% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:48:1121:567:0421:56
7:04
-
10K
6.21 mi11:09:4343:287:0021:32
6:56
-0:08
15K
9.32 mi11:31:091:04:546:5821:26
6:54
-0:02
20K
12.43 mi11:53:031:26:486:5921:54
7:03
+0:09
Half
13.11 mi11:57:491:31:346:594:46
6:59
-0:04
25K
15.53 mi12:15:001:48:457:0017:11
7:05
+0:06
30K
18.64 mi12:37:342:11:197:0322:34
7:16
+0:11
20M
20.00 mi12:47:302:21:157:049:56
7:19
+0:03
21M
21.00 mi12:55:082:28:537:057:38
7:38
+0:19
35K
21.75 mi13:00:212:34:067:055:13
6:58
-0:40
23M
23.00 mi13:09:302:43:157:069:09
7:18
+0:20
24M
24.00 mi13:16:342:50:197:067:04
7:04
-0:14
40K
24.85 mi13:22:402:56:257:066:06
7:08
+0:04
25.2M
25.20 mi13:25:182:59:037:062:38
7:38
+0:30
Finish
26.22 mi13:32:113:05:567:066:53
6:45
-0:53

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

6:45 /mi

Average Pace

7:06 /mi

Slowest Pace

7:38 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:55:40

94% of race

Time at Steady Pace

10:16

6% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 7:05 /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 mi10:48:1121:567:0421:56
7:04
#8312
10K
6.21 mi11:09:4343:287:0021:32
6:56
#7827
15K
9.32 mi11:31:091:04:546:5821:26
6:54
#7518
20K
12.43 mi11:53:031:26:486:5921:54
7:03
#7396
Half
13.11 mi11:57:491:31:346:594:46
6:59
#7386
25K
15.53 mi12:15:001:48:457:0017:11
7:05
#7276
30K
18.64 mi12:37:342:11:197:0322:34
7:16
#6960
20M
20.00 mi12:47:302:21:157:049:56
7:19
#6779
21M
21.00 mi12:55:082:28:537:057:38
7:38
#6639
35K
21.75 mi13:00:212:34:067:055:13
6:58
#6539
23M
23.00 mi13:09:302:43:157:069:09
7:18
#6391
24M
24.00 mi13:16:342:50:197:067:04
7:04
#6296
40K
24.85 mi13:22:402:56:257:066:06
7:08
#6185
25.2M
25.20 mi13:25:182:59:037:062:38
7:38
#6107
Finish
26.22 mi13:32:113:05:567:066:53
6:45
#5964
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi3.11 mi8312109810986961(Top 25%)724(Top 6%)724(Top 13%)
10K6.21 mi3.10 mi7827+485934+164934+1647491(Top 26%)838(Top 7%)838(Top 15%)
15K9.32 mi3.11 mi7518+309844+90844+906961(Top 25%)724(Top 6%)724(Top 13%)
20K12.43 mi3.11 mi7396+122822+22822+227197(Top 25%)836(Top 7%)836(Top 15%)
Half13.11 mi0.68 mi7386+10818+4818+47527(Top 26%)896(Top 7%)896(Top 16%)
25K15.53 mi2.42 mi7276+110808+10808+106900(Top 24%)833(Top 7%)833(Top 15%)
30K18.64 mi3.11 mi6960+316762+46762+466255(Top 22%)747(Top 6%)747(Top 14%)
20M20.00 mi1.36 mi6779+181747+15747+155869(Top 21%)749(Top 6%)749(Top 14%)
21M21.00 mi1.00 mi6639+140732+15732+155321(Top 19%)696(Top 6%)696(Top 13%)
35K21.75 mi0.75 mi6539+100725+7725+75218(Top 18%)675(Top 6%)675(Top 12%)
23M23.00 mi1.25 mi6391+148704+21704+215527(Top 19%)826(Top 7%)826(Top 15%)
24M24.00 mi1.00 mi6296+95699+5699+55058(Top 18%)742(Top 6%)742(Top 14%)
40K24.85 mi0.85 mi6185+111688+11688+114711(Top 17%)694(Top 6%)694(Top 13%)
25.2M25.20 mi0.35 mi6107+78677+11677+114116(Top 14%)594(Top 5%)594(Top 11%)
Finish26.22 mi1.02 mi5964+143659+18659+184265(Top 15%)620(Top 5%)620(Top 11%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 25%
×21stories
+97ft-345ft

Overall

6961

Females

724

F18-39

724

5K→10K

3.1 - 6.2 mi

Top 26%
×5stories
+79ft-138ft

Overall

7491

Females

838

F18-39

838

10K→15K

6.2 - 9.3 mi

Top 25%
×3stories
+67ft-78ft

Overall

6961

Females

724

F18-39

724

15K→20K

9.3 - 12.4 mi

Top 25%
×5stories
+106ft-86ft

Overall

7197

Females

836

F18-39

836

20K→Half

12.4 - 13.1 mi

Top 26%
×2stories
+19ft-37ft

Overall

7527

Females

896

F18-39

896

Half→25K

13.1 - 15.5 mi

Top 24%
×4stories
+66ft-88ft

Overall

6900

Females

833

F18-39

833

25K→30K

15.5 - 18.6 mi

Top 22%
×9stories
+181ft-148ft

Overall

6255

Females

747

F18-39

747

30K→20M

18.6 - 20.0 mi

Top 21%
×5stories
+64ft-50ft

Overall

5869

Females

749

F18-39

749

20M→21M

20.0 - 21.0 mi

Top 19%
×8stories
+106ft-24ft

Overall

5321

Females

696

F18-39

696

21M→35K

21.0 - 21.8 mi

Top 18%
×7stories
+17ft-86ft

Overall

5218

Females

675

F18-39

675

35K→23M

21.8 - 23.0 mi

Top 19%
×5stories
+23ft-63ft

Overall

5527

Females

826

F18-39

826

23M→24M

23.0 - 24.0 mi

Top 18%
×6stories
+12ft-82ft

Overall

5058

Females

742

F18-39

742

24M→40K

24.0 - 24.9 mi

Top 17%
×1story
+6ft-20ft

Overall

4711

Females

694

F18-39

694

40K→25.2M

24.9 - 25.2 mi

Top 14%
×1story
+13ft-16ft

Overall

4116

Females

594

F18-39

594

25.2M→Finish

25.2 - 26.2 mi

Top 15%
×2stories
+22ft-21ft

Overall

4265

Females

620

F18-39

620

Passing Analysis

Category:
Athletes Passed
2682
Passed By
334
Net Change
+2348
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#8312
5K → 10K53550+485#8312#7827
10K → 15K33930+309#7827#7518
15K → 20K18664+122#7518#7396
20K → Half3222+10#7396#7386
Half → 25K15949+110#7386#7276
25K → 30K34933+316#7276#6960
30K → 20M19817+181#6960#6779
20M → 21M15515+140#6779#6639
21M → 35K1077+100#6639#6539
35K → 23M16315+148#6539#6391
23M → 24M11318+95#6391#6296
24M → 40K1165+111#6296#6185
40K → 25.2M791+78#6185#6107
25.2M → Finish1518+143#6107#5964
TOTALS2682334+2348
📊

Passing Visuals

Category:
Loading...

🔥Passing Intensity

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