Boston Marathon logo
BOSTON MARATHON 2025

Breanna Stevens

Bib: 7364•F

MI

0:00
0:00
/ mi
Be the first to cheer!
Overall
#0 / 28404
Top 13%
Gender (Female)
#0 / 12228
Top 2%
Division (F18-39)
#0 / 5469
Top 4%
Race Day Weather
50°/40°F
broken clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
20:10
Rank: #3786
Start → 5K
20:10 | 6:29/mi
10K· 6.21 mi
40:39
Rank: #4093 (-307)
5K → 10K
20:29 | 6:36/mi
15K· 9.32 mi
1:01:01
Rank: #4014 (+79)
10K → 15K
20:22 | 6:33/mi
20K· 12.43 mi
1:21:32
Rank: #3893 (+121)
15K → 20K
20:31 | 6:36/mi
Half· 13.11 mi
1:26:02
Rank: #3902 (-9)
20K → Half
4:30 | 6:36/mi
25K· 15.53 mi
1:42:08
Rank: #3839 (+63)
Half → 25K
16:06 | 6:38/mi
30K· 18.64 mi
2:03:10
Rank: #3698 (+141)
25K → 30K
21:02 | 6:46/mi
20M
2:12:34
Rank: #3640 (+58)
30K → 20M
9:24 | 6:55/mi
21M
2:19:44
Rank: #3581 (+59)
20M → 21M
7:10 | 7:10/mi
35K· 21.75 mi
2:24:51
Rank: #3585 (-4)
21M → 35K
5:07 | 6:50/mi
23M
2:33:42
Rank: #3576 (+9)
35K → 23M
8:51 | 7:04/mi
24M
2:40:45
Rank: #3595 (-19)
23M → 24M
7:03 | 7:03/mi
40K· 24.85 mi
2:46:48
Rank: #3594 (+1)
24M → 40K
6:03 | 7:05/mi
25.2M
2:49:30
Rank: #3601 (-7)
40K → 25.2M
2:42 | 7:50/mi
Finish· 26.22 mi
2:56:35
Rank: #3637 (-36)
25.2M → Finish
7:05 | 6:57/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
Time1:26:02
Pace6:34 /mi
2nd Half
Distance13.11 mi
Time1:30:33
Pace6:54 /mi
📊Positive Split: 5.2% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:26:4020:106:2920:10
6:29
-
10K
6.21 mi10:47:0940:396:3320:29
6:36
+0:07
15K
9.32 mi11:07:311:01:016:3320:22
6:33
-0:03
20K
12.43 mi11:28:021:21:326:3420:31
6:36
+0:03
Half
13.11 mi11:32:321:26:026:344:30
6:36
0:00
25K
15.53 mi11:48:381:42:086:3416:06
6:38
+0:02
30K
18.64 mi12:09:402:03:106:3621:02
6:46
+0:08
20M
20.00 mi12:19:042:12:346:389:24
6:55
+0:09
21M
21.00 mi12:26:142:19:446:397:10
7:10
+0:15
35K
21.75 mi12:31:212:24:516:405:07
6:50
-0:20
23M
23.00 mi12:40:122:33:426:418:51
7:04
+0:14
24M
24.00 mi12:47:152:40:456:427:03
7:03
-0:01
40K
24.85 mi12:53:182:46:486:436:03
7:05
+0:02
25.2M
25.20 mi12:56:002:49:306:442:42
7:50
+0:45
Finish
26.22 mi13:03:052:56:356:447:05
6:57
-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

6:29 /mi

Average Pace

6:44 /mi

Slowest Pace

7:50 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:42:08

58% of race

Time at Steady Pace

42:38

24% of race

Time at Slower Pace

31:49

18% of race

Average Pace: 6:44 /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 mi10:26:4020:106:2920:10
6:29
#3786
10K
6.21 mi10:47:0940:396:3320:29
6:36
#4093
15K
9.32 mi11:07:311:01:016:3320:22
6:33
#4014
20K
12.43 mi11:28:021:21:326:3420:31
6:36
#3893
Half
13.11 mi11:32:321:26:026:344:30
6:36
#3902
25K
15.53 mi11:48:381:42:086:3416:06
6:38
#3839
30K
18.64 mi12:09:402:03:106:3621:02
6:46
#3698
20M
20.00 mi12:19:042:12:346:389:24
6:55
#3640
21M
21.00 mi12:26:142:19:446:397:10
7:10
#3581
35K
21.75 mi12:31:212:24:516:405:07
6:50
#3585
23M
23.00 mi12:40:122:33:426:418:51
7:04
#3576
24M
24.00 mi12:47:152:40:456:427:03
7:03
#3595
40K
24.85 mi12:53:182:46:486:436:03
7:05
#3594
25.2M
25.20 mi12:56:002:49:306:442:42
7:50
#3601
Finish
26.22 mi13:03:052:56:356:447:05
6:57
#3637
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi3.11 mi37861951953936(Top 14%)219(Top 2%)219(Top 4%)
10K6.21 mi3.10 mi4093-307228-33228-334437(Top 16%)267(Top 2%)267(Top 5%)
15K9.32 mi3.11 mi4014+79222+6222+63936(Top 14%)219(Top 2%)219(Top 4%)
20K12.43 mi3.11 mi3893+121217+5217+53732(Top 13%)200(Top 2%)200(Top 4%)
Half13.11 mi0.68 mi3902-9219-2219-24454(Top 16%)273(Top 2%)273(Top 5%)
25K15.53 mi2.42 mi3839+63214+5214+53749(Top 13%)222(Top 2%)222(Top 4%)
30K18.64 mi3.11 mi3698+141201+13201+133272(Top 12%)200(Top 2%)200(Top 4%)
20M20.00 mi1.36 mi3640+58200+1200+13640(Top 13%)275(Top 2%)275(Top 5%)
21M21.00 mi1.00 mi3581+59198+2198+23025(Top 11%)220(Top 2%)220(Top 4%)
35K21.75 mi0.75 mi3585-4202-4202-44400(Top 15%)459(Top 4%)459(Top 8%)
23M23.00 mi1.25 mi3576+9208-6208-64188(Top 15%)445(Top 4%)445(Top 8%)
24M24.00 mi1.00 mi3595-19217-9217-94935(Top 17%)700(Top 6%)700(Top 13%)
40K24.85 mi0.85 mi3594+1228-11228-114365(Top 15%)591(Top 5%)591(Top 11%)
25.2M25.20 mi0.35 mi3601-7232-4232-45073(Top 18%)871(Top 7%)871(Top 16%)
Finish26.22 mi1.02 mi3637-36243-11243-115424(Top 19%)1016(Top 8%)1016(Top 19%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 14%
×21stories
+97ft-345ft

Overall

3936

Females

219

F18-39

219

5K→10K

3.1 - 6.2 mi

Top 16%
×5stories
+79ft-138ft

Overall

4437

Females

267

F18-39

267

10K→15K

6.2 - 9.3 mi

Top 14%
×3stories
+67ft-78ft

Overall

3936

Females

219

F18-39

219

15K→20K

9.3 - 12.4 mi

Top 13%
×5stories
+106ft-86ft

Overall

3732

Females

200

F18-39

200

20K→Half

12.4 - 13.1 mi

Top 16%
×2stories
+19ft-37ft

Overall

4454

Females

273

F18-39

273

Half→25K

13.1 - 15.5 mi

Top 13%
×4stories
+66ft-88ft

Overall

3749

Females

222

F18-39

222

25K→30K

15.5 - 18.6 mi

Top 12%
×9stories
+181ft-148ft

Overall

3272

Females

200

F18-39

200

30K→20M

18.6 - 20.0 mi

Top 13%
×5stories
+64ft-50ft

Overall

3640

Females

275

F18-39

275

20M→21M

20.0 - 21.0 mi

Top 11%
×8stories
+106ft-24ft

Overall

3025

Females

220

F18-39

220

21M→35K

21.0 - 21.8 mi

Top 15%
×7stories
+17ft-86ft

Overall

4400

Females

459

F18-39

459

35K→23M

21.8 - 23.0 mi

Top 15%
×5stories
+23ft-63ft

Overall

4188

Females

445

F18-39

445

23M→24M

23.0 - 24.0 mi

Top 17%
×6stories
+12ft-82ft

Overall

4935

Females

700

F18-39

700

24M→40K

24.0 - 24.9 mi

Top 15%
×1story
+6ft-20ft

Overall

4365

Females

591

F18-39

591

40K→25.2M

24.9 - 25.2 mi

Top 18%
×1story
+13ft-16ft

Overall

5073

Females

871

F18-39

871

25.2M→Finish

25.2 - 26.2 mi

Top 19%
×2stories
+22ft-21ft

Overall

5424

Females

1016

F18-39

1016

Passing Analysis

Category:
Athletes Passed
1060
Passed By
911
Net Change
+149
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#3786
5K → 10K47354-307#3786#4093
10K → 15K13657+79#4093#4014
15K → 20K15736+121#4014#3893
20K → Half918-9#3893#3902
Half → 25K10744+63#3902#3839
25K → 30K17938+141#3839#3698
30K → 20M8729+58#3698#3640
20M → 21M7415+59#3640#3581
21M → 35K3135-4#3581#3585
35K → 23M6859+9#3585#3576
23M → 24M4968-19#3576#3595
24M → 40K5049+1#3595#3594
40K → 25.2M2633-7#3594#3601
25.2M → Finish4076-36#3601#3637
TOTALS1060911+149
📊

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