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BOSTON MARATHON 2025

Alyssa Behrendt

Bib: 10822•F

WI

0:00
0:00
/ mi
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Overall
#0 / 28404
Top 20%
Gender (Female)
#0 / 12228
Top 5%
Division (F18-39)
#0 / 5469
Top 9%
Race Day Weather
50°/40°F
broken clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
22:07
Rank: #8821
Start → 5K
22:07 | 7:07/mi
10K· 6.21 mi
43:36
Rank: #7983 (+838)
5K → 10K
21:29 | 6:55/mi
15K· 9.32 mi
1:04:45
Rank: #7418 (+565)
10K → 15K
21:09 | 6:48/mi
20K· 12.43 mi
1:26:02
Rank: #7017 (+401)
15K → 20K
21:17 | 6:51/mi
Half· 13.11 mi
1:30:41
Rank: #6968 (+49)
20K → Half
4:39 | 6:49/mi
25K· 15.53 mi
1:47:21
Rank: #6654 (+314)
Half → 25K
16:40 | 6:52/mi
30K· 18.64 mi
2:09:27
Rank: #6291 (+363)
25K → 30K
22:06 | 7:07/mi
20M
2:19:11
Rank: #6128 (+163)
30K → 20M
9:44 | 7:10/mi
21M
2:26:50
Rank: #6036 (+92)
20M → 21M
7:39 | 7:39/mi
35K· 21.75 mi
2:32:07
Rank: #6004 (+32)
21M → 35K
5:17 | 7:04/mi
23M
2:41:06
Rank: #5843 (+161)
35K → 23M
8:59 | 7:10/mi
24M
2:48:17
Rank: #5760 (+83)
23M → 24M
7:11 | 7:11/mi
40K· 24.85 mi
2:54:36
Rank: #5723 (+37)
24M → 40K
6:19 | 7:23/mi
25.2M
2:57:24
Rank: #5702 (+21)
40K → 25.2M
2:48 | 8:07/mi
Finish· 26.22 mi
3:04:39
Rank: #5661 (+41)
25.2M → Finish
7:15 | 7:07/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:30:41
Pace6:55 /mi
2nd Half
Distance13.11 mi
Time1:33:58
Pace7:10 /mi
📊Positive Split: 3.6% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:49:3122:077:0722:07
7:07
-
10K
6.21 mi11:11:0043:367:0121:29
6:55
-0:12
15K
9.32 mi11:32:091:04:456:5721:09
6:48
-0:07
20K
12.43 mi11:53:261:26:026:5521:17
6:51
+0:03
Half
13.11 mi11:58:051:30:416:554:39
6:49
-0:02
25K
15.53 mi12:14:451:47:216:5516:40
6:52
+0:03
30K
18.64 mi12:36:512:09:276:5722:06
7:07
+0:15
20M
20.00 mi12:46:352:19:116:589:44
7:10
+0:03
21M
21.00 mi12:54:142:26:507:007:39
7:39
+0:29
35K
21.75 mi12:59:312:32:077:005:17
7:04
-0:35
23M
23.00 mi13:08:302:41:067:008:59
7:10
+0:06
24M
24.00 mi13:15:412:48:177:017:11
7:11
+0:01
40K
24.85 mi13:22:002:54:367:016:19
7:23
+0:12
25.2M
25.20 mi13:24:482:57:247:022:48
8:07
+0:44
Finish
26.22 mi13:32:033:04:397:037:15
7:07
-1:00

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

6:48 /mi

Average Pace

7:03 /mi

Slowest Pace

8:07 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:54:12

94% of race

Time at Steady Pace

7:39

4% of race

Time at Slower Pace

2:48

2% of race

Average Pace: 7:03 /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 mi10:49:3122:077:0722:07
7:07
#8821
10K
6.21 mi11:11:0043:367:0121:29
6:55
#7983
15K
9.32 mi11:32:091:04:456:5721:09
6:48
#7418
20K
12.43 mi11:53:261:26:026:5521:17
6:51
#7017
Half
13.11 mi11:58:051:30:416:554:39
6:49
#6968
25K
15.53 mi12:14:451:47:216:5516:40
6:52
#6654
30K
18.64 mi12:36:512:09:276:5722:06
7:07
#6291
20M
20.00 mi12:46:352:19:116:589:44
7:10
#6128
21M
21.00 mi12:54:142:26:507:007:39
7:39
#6036
35K
21.75 mi12:59:312:32:077:005:17
7:04
#6004
23M
23.00 mi13:08:302:41:067:008:59
7:10
#5843
24M
24.00 mi13:15:412:48:177:017:11
7:11
#5760
40K
24.85 mi13:22:002:54:367:016:19
7:23
#5723
25.2M
25.20 mi13:24:482:57:247:022:48
8:07
#5702
Finish
26.22 mi13:32:033:04:397:037:15
7:07
#5661
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi3.11 mi8821129312936179(Top 22%)562(Top 5%)562(Top 10%)
10K6.21 mi3.10 mi7983+838986+307986+3077357(Top 26%)790(Top 6%)790(Top 14%)
15K9.32 mi3.11 mi7418+565813+173813+1736179(Top 22%)562(Top 5%)562(Top 10%)
20K12.43 mi3.11 mi7017+401714+99714+995800(Top 20%)511(Top 4%)511(Top 9%)
Half13.11 mi0.68 mi6968+49704+10704+106350(Top 22%)612(Top 5%)612(Top 11%)
25K15.53 mi2.42 mi6654+314649+55649+555486(Top 19%)491(Top 4%)491(Top 9%)
30K18.64 mi3.11 mi6291+363612+37612+375401(Top 19%)530(Top 4%)530(Top 10%)
20M20.00 mi1.36 mi6128+163597+15597+155026(Top 18%)515(Top 4%)515(Top 9%)
21M21.00 mi1.00 mi6036+92592+5592+55413(Top 19%)723(Top 6%)723(Top 13%)
35K21.75 mi0.75 mi6004+32595-3595-35810(Top 20%)852(Top 7%)852(Top 16%)
23M23.00 mi1.25 mi5843+161573+22573+224753(Top 17%)602(Top 5%)602(Top 11%)
24M24.00 mi1.00 mi5760+83569+4569+45744(Top 20%)965(Top 8%)965(Top 18%)
40K24.85 mi0.85 mi5723+37573-4573-46147(Top 22%)1187(Top 10%)1187(Top 22%)
25.2M25.20 mi0.35 mi5702+21577-4577-46627(Top 23%)1455(Top 12%)1455(Top 27%)
Finish26.22 mi1.02 mi5661+41581-4581-46482(Top 23%)1425(Top 12%)1425(Top 26%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 22%
×21stories
+97ft-345ft

Overall

6179

Females

562

F18-39

562

5K→10K

3.1 - 6.2 mi

Top 26%
×5stories
+79ft-138ft

Overall

7357

Females

790

F18-39

790

10K→15K

6.2 - 9.3 mi

Top 22%
×3stories
+67ft-78ft

Overall

6179

Females

562

F18-39

562

15K→20K

9.3 - 12.4 mi

Top 20%
×5stories
+106ft-86ft

Overall

5800

Females

511

F18-39

511

20K→Half

12.4 - 13.1 mi

Top 22%
×2stories
+19ft-37ft

Overall

6350

Females

612

F18-39

612

Half→25K

13.1 - 15.5 mi

Top 19%
×4stories
+66ft-88ft

Overall

5486

Females

491

F18-39

491

25K→30K

15.5 - 18.6 mi

Top 19%
×9stories
+181ft-148ft

Overall

5401

Females

530

F18-39

530

30K→20M

18.6 - 20.0 mi

Top 18%
×5stories
+64ft-50ft

Overall

5026

Females

515

F18-39

515

20M→21M

20.0 - 21.0 mi

Top 19%
×8stories
+106ft-24ft

Overall

5413

Females

723

F18-39

723

21M→35K

21.0 - 21.8 mi

Top 20%
×7stories
+17ft-86ft

Overall

5810

Females

852

F18-39

852

35K→23M

21.8 - 23.0 mi

Top 17%
×5stories
+23ft-63ft

Overall

4753

Females

602

F18-39

602

23M→24M

23.0 - 24.0 mi

Top 20%
×6stories
+12ft-82ft

Overall

5744

Females

965

F18-39

965

24M→40K

24.0 - 24.9 mi

Top 22%
×1story
+6ft-20ft

Overall

6147

Females

1187

F18-39

1187

40K→25.2M

24.9 - 25.2 mi

Top 23%
×1story
+13ft-16ft

Overall

6627

Females

1455

F18-39

1455

25.2M→Finish

25.2 - 26.2 mi

Top 23%
×2stories
+22ft-21ft

Overall

6482

Females

1425

F18-39

1425

Passing Analysis

Category:
Athletes Passed
3405
Passed By
245
Net Change
+3160
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#8821
5K → 10K85618+838#8821#7983
10K → 15K5716+565#7983#7418
15K → 20K4076+401#7418#7017
20K → Half5910+49#7017#6968
Half → 25K3173+314#6968#6654
25K → 30K39027+363#6654#6291
30K → 20M17310+163#6291#6128
20M → 21M12129+92#6128#6036
21M → 35K5624+32#6036#6004
35K → 23M1709+161#6004#5843
23M → 24M9714+83#5843#5760
24M → 40K6831+37#5760#5723
40K → 25.2M4120+21#5723#5702
25.2M → Finish7938+41#5702#5661
TOTALS3405245+3160
📊

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