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BOSTON MARATHON 2025

Britt Royer

Bib: 14636•F

CA

0:00
0:00
/ mi
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Overall
#0 / 28404
Top 23%
Gender (Female)
#0 / 12228
Top 7%
Division (F18-39)
#0 / 5469
Top 13%
Race Day Weather
50°/40°F
broken clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
22:10
Rank: #8932
Start → 5K
22:10 | 7:08/mi
10K· 6.21 mi
44:26
Rank: #9041 (-109)
5K → 10K
22:16 | 7:10/mi
15K· 9.32 mi
1:06:33
Rank: #8843 (+198)
10K → 15K
22:07 | 7:07/mi
20K· 12.43 mi
1:28:44
Rank: #8464 (+379)
15K → 20K
22:11 | 7:08/mi
Half· 13.11 mi
1:33:30
Rank: #8395 (+69)
20K → Half
4:46 | 6:59/mi
25K· 15.53 mi
1:50:43
Rank: #8120 (+275)
Half → 25K
17:13 | 7:06/mi
30K· 18.64 mi
2:13:04
Rank: #7604 (+516)
25K → 30K
22:21 | 7:12/mi
20M
2:22:49
Rank: #7345 (+259)
30K → 20M
9:45 | 7:10/mi
21M
2:30:21
Rank: #7127 (+218)
20M → 21M
7:32 | 7:32/mi
35K· 21.75 mi
2:35:36
Rank: #7034 (+93)
21M → 35K
5:15 | 7:01/mi
23M
2:44:47
Rank: #6866 (+168)
35K → 23M
9:11 | 7:20/mi
24M
2:51:49
Rank: #6698 (+168)
23M → 24M
7:02 | 7:02/mi
40K· 24.85 mi
2:58:05
Rank: #6604 (+94)
24M → 40K
6:16 | 7:20/mi
25.2M
3:00:51
Rank: #6576 (+28)
40K → 25.2M
2:46 | 8:01/mi
Finish· 26.22 mi
3:08:08
Rank: #6529 (+47)
25.2M → Finish
7:17 | 7:09/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:33:30
Pace7:08 /mi
2nd Half
Distance13.11 mi
Time1:34:38
Pace7:13 /mi
📊Positive Split: 1.2% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:52:3122:107:0822:10
7:08
-
10K
6.21 mi11:14:4744:267:0922:16
7:10
+0:02
15K
9.32 mi11:36:541:06:337:0822:07
7:07
-0:03
20K
12.43 mi11:59:051:28:447:0822:11
7:08
+0:01
Half
13.11 mi12:03:511:33:307:084:46
6:59
-0:09
25K
15.53 mi12:21:041:50:437:0817:13
7:06
+0:07
30K
18.64 mi12:43:252:13:047:0822:21
7:12
+0:06
20M
20.00 mi12:53:102:22:497:089:45
7:10
-0:02
21M
21.00 mi13:00:422:30:217:107:32
7:32
+0:22
35K
21.75 mi13:05:572:35:367:095:15
7:01
-0:31
23M
23.00 mi13:15:082:44:477:109:11
7:20
+0:19
24M
24.00 mi13:22:102:51:497:107:02
7:02
-0:18
40K
24.85 mi13:28:262:58:057:106:16
7:20
+0:18
25.2M
25.20 mi13:31:123:00:517:112:46
8:01
+0:41
Finish
26.22 mi13:38:293:08:087:117:17
7:09
-0:52

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

6:59 /mi

Average Pace

7:11 /mi

Slowest Pace

8:01 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

3:05:22

99% of race

Time at Steady Pace

2:46

1% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 7:11 /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 mi10:52:3122:107:0822:10
7:08
#8932
10K
6.21 mi11:14:4744:267:0922:16
7:10
#9041
15K
9.32 mi11:36:541:06:337:0822:07
7:07
#8843
20K
12.43 mi11:59:051:28:447:0822:11
7:08
#8464
Half
13.11 mi12:03:511:33:307:084:46
6:59
#8395
25K
15.53 mi12:21:041:50:437:0817:13
7:06
#8120
30K
18.64 mi12:43:252:13:047:0822:21
7:12
#7604
20M
20.00 mi12:53:102:22:497:089:45
7:10
#7345
21M
21.00 mi13:00:422:30:217:107:32
7:32
#7127
35K
21.75 mi13:05:572:35:367:095:15
7:01
#7034
23M
23.00 mi13:15:082:44:477:109:11
7:20
#6866
24M
24.00 mi13:22:102:51:497:107:02
7:02
#6698
40K
24.85 mi13:28:262:58:057:106:16
7:20
#6604
25.2M
25.20 mi13:31:123:00:517:112:46
8:01
#6576
Finish
26.22 mi13:38:293:08:087:117:17
7:09
#6529
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi3.11 mi8932134113418474(Top 30%)1218(Top 10%)1218(Top 22%)
10K6.21 mi3.10 mi9041-1091391-501391-509215(Top 32%)1464(Top 12%)1464(Top 27%)
15K9.32 mi3.11 mi8843+1981326+651326+658474(Top 30%)1218(Top 10%)1218(Top 22%)
20K12.43 mi3.11 mi8464+3791208+1181208+1187759(Top 27%)1019(Top 8%)1019(Top 19%)
Half13.11 mi0.68 mi8395+691185+231185+237542(Top 27%)911(Top 7%)911(Top 17%)
25K15.53 mi2.42 mi8120+2751102+831102+836993(Top 25%)860(Top 7%)860(Top 16%)
30K18.64 mi3.11 mi7604+516955+147955+1475882(Top 21%)643(Top 5%)643(Top 12%)
20M20.00 mi1.36 mi7345+259902+53902+535095(Top 18%)532(Top 4%)532(Top 10%)
21M21.00 mi1.00 mi7127+218870+32870+324814(Top 17%)568(Top 5%)568(Top 10%)
35K21.75 mi0.75 mi7034+93857+13857+135517(Top 19%)767(Top 6%)767(Top 14%)
23M23.00 mi1.25 mi6866+168846+11846+115674(Top 20%)877(Top 7%)877(Top 16%)
24M24.00 mi1.00 mi6698+168821+25821+254854(Top 17%)687(Top 6%)687(Top 13%)
40K24.85 mi0.85 mi6604+94824-3824-35837(Top 21%)1069(Top 9%)1069(Top 20%)
25.2M25.20 mi0.35 mi6576+28826-2826-26118(Top 22%)1276(Top 10%)1276(Top 23%)
Finish26.22 mi1.02 mi6529+47841-15841-156706(Top 24%)1527(Top 12%)1527(Top 28%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 30%
×21stories
+97ft-345ft

Overall

8474

Females

1218

F18-39

1218

5K→10K

3.1 - 6.2 mi

Top 32%
×5stories
+79ft-138ft

Overall

9215

Females

1464

F18-39

1464

10K→15K

6.2 - 9.3 mi

Top 30%
×3stories
+67ft-78ft

Overall

8474

Females

1218

F18-39

1218

15K→20K

9.3 - 12.4 mi

Top 27%
×5stories
+106ft-86ft

Overall

7759

Females

1019

F18-39

1019

20K→Half

12.4 - 13.1 mi

Top 27%
×2stories
+19ft-37ft

Overall

7542

Females

911

F18-39

911

Half→25K

13.1 - 15.5 mi

Top 25%
×4stories
+66ft-88ft

Overall

6993

Females

860

F18-39

860

25K→30K

15.5 - 18.6 mi

Top 21%
×9stories
+181ft-148ft

Overall

5882

Females

643

F18-39

643

30K→20M

18.6 - 20.0 mi

Top 18%
×5stories
+64ft-50ft

Overall

5095

Females

532

F18-39

532

20M→21M

20.0 - 21.0 mi

Top 17%
×8stories
+106ft-24ft

Overall

4814

Females

568

F18-39

568

21M→35K

21.0 - 21.8 mi

Top 19%
×7stories
+17ft-86ft

Overall

5517

Females

767

F18-39

767

35K→23M

21.8 - 23.0 mi

Top 20%
×5stories
+23ft-63ft

Overall

5674

Females

877

F18-39

877

23M→24M

23.0 - 24.0 mi

Top 17%
×6stories
+12ft-82ft

Overall

4854

Females

687

F18-39

687

24M→40K

24.0 - 24.9 mi

Top 21%
×1story
+6ft-20ft

Overall

5837

Females

1069

F18-39

1069

40K→25.2M

24.9 - 25.2 mi

Top 22%
×1story
+13ft-16ft

Overall

6118

Females

1276

F18-39

1276

25.2M→Finish

25.2 - 26.2 mi

Top 24%
×2stories
+22ft-21ft

Overall

6706

Females

1527

F18-39

1527

Passing Analysis

Category:
Athletes Passed
2932
Passed By
529
Net Change
+2403
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#8932
5K → 10K170279-109#8932#9041
10K → 15K28082+198#9041#8843
15K → 20K40021+379#8843#8464
20K → Half723+69#8464#8395
Half → 25K29116+275#8395#8120
25K → 30K5237+516#8120#7604
30K → 20M2656+259#7604#7345
20M → 21M2246+218#7345#7127
21M → 35K996+93#7127#7034
35K → 23M18618+168#7034#6866
23M → 24M1768+168#6866#6698
24M → 40K11117+94#6698#6604
40K → 25.2M4416+28#6604#6576
25.2M → Finish9144+47#6576#6529
TOTALS2932529+2403
📊

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