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BOSTON MARATHON 2025

Brianna Bower

Bib: 7195•F

IL

0:00
0:00
/ mi
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Overall
#0 / 28404
Top 50%
Gender (Female)
#0 / 12228
Top 36%
Division (F18-39)
#0 / 5469
Race Day Weather
50°/40°F
broken clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
21:00
Rank: #6015
Start → 5K
21:00 | 6:46/mi
10K· 6.21 mi
41:57
Rank: #5851 (+164)
5K → 10K
20:57 | 6:45/mi
15K· 9.32 mi
1:03:11
Rank: #6000 (-149)
10K → 15K
21:14 | 6:50/mi
20K· 12.43 mi
1:24:52
Rank: #6223 (-223)
15K → 20K
21:41 | 6:59/mi
Half· 13.11 mi
1:29:32
Rank: #6230 (-7)
20K → Half
4:40 | 6:50/mi
25K· 15.53 mi
1:47:17
Rank: #6619 (-389)
Half → 25K
17:45 | 7:19/mi
30K· 18.64 mi
2:17:04
Rank: #9299 (-2680)
25K → 30K
29:47 | 9:35/mi
20M
2:30:01
Rank: #10262 (-963)
30K → 20M
12:57 | 9:32/mi
21M
2:41:11
Rank: #11278 (-1016)
20M → 21M
11:10 | 11:10/mi
35K· 21.75 mi
2:47:34
Rank: #11444 (-166)
21M → 35K
6:23 | 8:32/mi
23M
3:01:53
Rank: #12821 (-1377)
35K → 23M
14:19 | 11:26/mi
24M
3:14:51
Rank: #14329 (-1508)
23M → 24M
12:58 | 12:58/mi
40K· 24.85 mi
3:21:32
Rank: #14105 (+224)
24M → 40K
6:41 | 7:49/mi
25.2M
3:24:57
Rank: #14149 (-44)
40K → 25.2M
3:25 | 9:54/mi
Finish· 26.22 mi
3:33:21
Rank: #14129 (+20)
25.2M → Finish
8:24 | 8:15/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:29:32
Pace6:50 /mi
2nd Half
Distance13.11 mi
Time2:03:49
Pace9:27 /mi
📊Positive Split: 38.3% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:27:0221:006:4621:00
6:46
-
10K
6.21 mi10:47:5941:576:4520:57
6:45
-0:01
15K
9.32 mi11:09:131:03:116:4721:14
6:50
+0:05
20K
12.43 mi11:30:541:24:526:5021:41
6:59
+0:09
Half
13.11 mi11:35:341:29:326:504:40
6:50
-0:09
25K
15.53 mi11:53:191:47:176:5417:45
7:19
+0:29
30K
18.64 mi12:23:062:17:047:2129:47
9:35
+2:16
20M
20.00 mi12:36:032:30:017:3012:57
9:32
-0:03
21M
21.00 mi12:47:132:41:117:4111:10
11:10
+1:38
35K
21.75 mi12:53:362:47:347:426:23
8:32
-2:38
23M
23.00 mi13:07:553:01:537:5414:19
11:26
+2:54
24M
24.00 mi13:20:533:14:518:0712:58
12:58
+1:32
40K
24.85 mi13:27:343:21:328:076:41
7:49
-5:09
25.2M
25.20 mi13:30:593:24:578:083:25
9:54
+2:05
Finish
26.22 mi13:39:233:33:218:098:24
8:15
-1:39

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

8:09 /mi

Slowest Pace

12:58 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:29:32

42% of race

Time at Steady Pace

39:13

18% of race

Time at Slower Pace

1:24:36

40% of race

Average Pace: 8:08 /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 mi10:27:0221:006:4621:00
6:46
#6015
10K
6.21 mi10:47:5941:576:4520:57
6:45
#5851
15K
9.32 mi11:09:131:03:116:4721:14
6:50
#6000
20K
12.43 mi11:30:541:24:526:5021:41
6:59
#6223
Half
13.11 mi11:35:341:29:326:504:40
6:50
#6230
25K
15.53 mi11:53:191:47:176:5417:45
7:19
#6619
30K
18.64 mi12:23:062:17:047:2129:47
9:35
#9299
20M
20.00 mi12:36:032:30:017:3012:57
9:32
#10262
21M
21.00 mi12:47:132:41:117:4111:10
11:10
#11278
35K
21.75 mi12:53:362:47:347:426:23
8:32
#11444
23M
23.00 mi13:07:553:01:537:5414:19
11:26
#12821
24M
24.00 mi13:20:533:14:518:0712:58
12:58
#14329
40K
24.85 mi13:27:343:21:328:076:41
7:49
#14105
25.2M
25.20 mi13:30:593:24:578:083:25
9:54
#14149
Finish
26.22 mi13:39:233:33:218:098:24
8:15
#14129
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi3.11 mi60154804806457(Top 23%)611(Top 5%)611(Top 11%)
10K6.21 mi3.10 mi5851+164454+26454+265798(Top 20%)479(Top 4%)479(Top 9%)
15K9.32 mi3.11 mi6000-149491-37491-376457(Top 23%)611(Top 5%)611(Top 11%)
20K12.43 mi3.11 mi6223-223551-60551-606762(Top 24%)723(Top 6%)723(Top 13%)
Half13.11 mi0.68 mi6230-7556-5556-56566(Top 23%)687(Top 6%)687(Top 13%)
25K15.53 mi2.42 mi6619-389642-86642-868542(Top 30%)1452(Top 12%)1452(Top 27%)
30K18.64 mi3.11 mi9299-26801640-9981640-99820300(Top 71%)7820(Top 64%)7820(Top 143%)
20M20.00 mi1.36 mi10262-9632126-4862126-48619313(Top 68%)7424(Top 61%)7424(Top 136%)
21M21.00 mi1.00 mi11278-10162698-5722698-57221809(Top 77%)8866(Top 73%)8866(Top 162%)
35K21.75 mi0.75 mi11444-1662813-1152813-11515677(Top 55%)5595(Top 46%)5595(Top 102%)
23M23.00 mi1.25 mi12821-13773565-7523565-75224142(Top 85%)10170(Top 83%)10170(Top 186%)
24M24.00 mi1.00 mi14329-15084422-8574422-85726830(Top 94%)11545(Top 94%)11545(Top 211%)
40K24.85 mi0.85 mi14105+2244339+834339+838952(Top 32%)2449(Top 20%)2449(Top 45%)
25.2M25.20 mi0.35 mi14149-444371-324371-3216606(Top 58%)6374(Top 52%)6374(Top 117%)
Finish26.22 mi1.02 mi14129+204384-134384-1314576(Top 51%)5244(Top 43%)5244(Top 96%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 23%
×21stories
+97ft-345ft

Overall

6457

Females

611

F18-39

611

5K→10K

3.1 - 6.2 mi

Top 20%
×5stories
+79ft-138ft

Overall

5798

Females

479

F18-39

479

10K→15K

6.2 - 9.3 mi

Top 23%
×3stories
+67ft-78ft

Overall

6457

Females

611

F18-39

611

15K→20K

9.3 - 12.4 mi

Top 24%
×5stories
+106ft-86ft

Overall

6762

Females

723

F18-39

723

20K→Half

12.4 - 13.1 mi

Top 23%
×2stories
+19ft-37ft

Overall

6566

Females

687

F18-39

687

Half→25K

13.1 - 15.5 mi

Top 30%
×4stories
+66ft-88ft

Overall

8542

Females

1452

F18-39

1452

25K→30K

15.5 - 18.6 mi

Top 71%
×9stories
+181ft-148ft

Overall

20300

Females

7820

F18-39

7820

30K→20M

18.6 - 20.0 mi

Top 68%
×5stories
+64ft-50ft

Overall

19313

Females

7424

F18-39

7424

20M→21M

20.0 - 21.0 mi

Top 77%
×8stories
+106ft-24ft

Overall

21809

Females

8866

F18-39

8866

21M→35K

21.0 - 21.8 mi

Top 55%
×7stories
+17ft-86ft

Overall

15677

Females

5595

F18-39

5595

35K→23M

21.8 - 23.0 mi

Top 85%
×5stories
+23ft-63ft

Overall

24142

Females

10170

F18-39

10170

23M→24M

23.0 - 24.0 mi

Top 94%
×6stories
+12ft-82ft

Overall

26830

Females

11545

F18-39

11545

24M→40K

24.0 - 24.9 mi

Top 32%
×1story
+6ft-20ft

Overall

8952

Females

2449

F18-39

2449

40K→25.2M

24.9 - 25.2 mi

Top 58%
×1story
+13ft-16ft

Overall

16606

Females

6374

F18-39

6374

25.2M→Finish

25.2 - 26.2 mi

Top 51%
×2stories
+22ft-21ft

Overall

14576

Females

5244

F18-39

5244

Passing Analysis

Category:
Athletes Passed
917
Passed By
9029
Net Change
-8114
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#6015
5K → 10K268104+164#6015#5851
10K → 15K91240-149#5851#6000
15K → 20K94317-223#6000#6223
20K → Half2734-7#6223#6230
Half → 25K49438-389#6230#6619
25K → 30K82688-2680#6619#9299
30K → 20M14975-963#9299#10262
20M → 21M31019-1016#10262#11278
21M → 35K23189-166#11278#11444
35K → 23M101387-1377#11444#12821
23M → 24M41512-1508#12821#14329
24M → 40K2262+224#14329#14105
40K → 25.2M1963-44#14105#14149
25.2M → Finish8161+20#14149#14129
TOTALS9179029-8114
📊

Passing Visuals

Category:
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🔥Passing Intensity

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🔄Passing Circle

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🌊Position Flow

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🏃Race Lanes

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Public Race Data

Boston Athletic Association

Boston Athletic Association

Mika Timing

Mika Timing