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BOSTON MARATHON 2025

Allison Maffiore

Bib: 29174•F

VA

0:00
0:00
/ mi
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Overall
#0 / 28404
Gender (Female)
#0 / 12228
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
27:26
Rank: #21668
Start → 5K
27:26 | 8:50/mi
10K· 6.21 mi
54:52
Rank: #21604 (+64)
5K → 10K
27:26 | 8:50/mi
15K· 9.32 mi
1:22:14
Rank: #21387 (+217)
10K → 15K
27:22 | 8:49/mi
20K· 12.43 mi
1:49:55
Rank: #21149 (+238)
15K → 20K
27:41 | 8:55/mi
Half· 13.11 mi
1:55:51
Rank: #21124 (+25)
20K → Half
5:56 | 8:42/mi
25K· 15.53 mi
2:18:18
Rank: #21118 (+6)
Half → 25K
22:27 | 9:16/mi
30K· 18.64 mi
2:48:10
Rank: #20974 (+144)
25K → 30K
29:52 | 9:37/mi
20M
3:01:35
Rank: #20937 (+37)
30K → 20M
13:25 | 9:52/mi
21M
3:12:06
Rank: #20863 (+74)
20M → 21M
10:31 | 10:31/mi
35K· 21.75 mi
3:18:49
Rank: #20763 (+100)
21M → 35K
6:43 | 8:59/mi
23M
3:30:12
Rank: #20549 (+214)
35K → 23M
11:23 | 9:05/mi
24M
3:39:17
Rank: #20462 (+87)
23M → 24M
9:05 | 9:05/mi
40K· 24.85 mi
3:47:03
Rank: #20339 (+123)
24M → 40K
7:46 | 9:05/mi
25.2M
3:50:19
Rank: #20263 (+76)
40K → 25.2M
3:16 | 9:28/mi
Finish· 26.22 mi
3:58:35
Rank: #20075 (+188)
25.2M → Finish
8:16 | 8:07/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:55:51
Pace8:50 /mi
2nd Half
Distance13.11 mi
Time2:02:44
Pace9:22 /mi
📊Positive Split: 5.9% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:45:3827:268:5027:26
8:50
-
10K
6.21 mi12:13:0454:528:5027:26
8:50
0:00
15K
9.32 mi12:40:261:22:148:4927:22
8:49
-0:01
20K
12.43 mi13:08:071:49:558:5127:41
8:55
+0:06
Half
13.11 mi13:14:031:55:518:505:56
8:42
-0:13
25K
15.53 mi13:36:302:18:188:5422:27
9:16
+0:34
30K
18.64 mi14:06:222:48:109:0129:52
9:37
+0:21
20M
20.00 mi14:19:473:01:359:0513:25
9:52
+0:15
21M
21.00 mi14:30:183:12:069:0910:31
10:31
+0:39
35K
21.75 mi14:37:013:18:499:096:43
8:59
-1:32
23M
23.00 mi14:48:243:30:129:0811:23
9:05
+0:06
24M
24.00 mi14:57:293:39:179:089:05
9:05
0:00
40K
24.85 mi15:05:153:47:039:087:46
9:05
0:00
25.2M
25.20 mi15:08:313:50:199:083:16
9:28
+0:23
Finish
26.22 mi15:16:473:58:359:068:16
8:07
-1:21

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

8:07 /mi

Average Pace

9:06 /mi

Slowest Pace

10:31 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

14:12

6% of race

Time at Steady Pace

2:47:19

70% of race

Time at Slower Pace

57:04

24% of race

Average Pace: 9:06 /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 mi11:45:3827:268:5027:26
8:50
#21668
10K
6.21 mi12:13:0454:528:5027:26
8:50
#21604
15K
9.32 mi12:40:261:22:148:4927:22
8:49
#21387
20K
12.43 mi13:08:071:49:558:5127:41
8:55
#21149
Half
13.11 mi13:14:031:55:518:505:56
8:42
#21124
25K
15.53 mi13:36:302:18:188:5422:27
9:16
#21118
30K
18.64 mi14:06:222:48:109:0129:52
9:37
#20974
20M
20.00 mi14:19:473:01:359:0513:25
9:52
#20937
21M
21.00 mi14:30:183:12:069:0910:31
10:31
#20863
35K
21.75 mi14:37:013:18:499:096:43
8:59
#20763
23M
23.00 mi14:48:243:30:129:0811:23
9:05
#20549
24M
24.00 mi14:57:293:39:179:089:05
9:05
#20462
40K
24.85 mi15:05:153:47:039:087:46
9:05
#20339
25.2M
25.20 mi15:08:313:50:199:083:16
9:28
#20263
Finish
26.22 mi15:16:473:58:359:068:16
8:07
#20075
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi3.11 mi216688443844321067(Top 74%)8039(Top 66%)8039(Top 147%)
10K6.21 mi3.10 mi21604+648390+538390+5321552(Top 76%)8340(Top 68%)8340(Top 152%)
15K9.32 mi3.11 mi21387+2178241+1498241+14921067(Top 74%)8039(Top 66%)8039(Top 147%)
20K12.43 mi3.11 mi21149+2388110+1318110+13120536(Top 72%)7793(Top 64%)7793(Top 142%)
Half13.11 mi0.68 mi21124+258092+188092+1820398(Top 72%)7699(Top 63%)7699(Top 141%)
25K15.53 mi2.42 mi21118+68108-168108-1621018(Top 74%)8106(Top 66%)8106(Top 148%)
30K18.64 mi3.11 mi20974+1448076+328076+3220408(Top 72%)7881(Top 64%)7881(Top 144%)
20M20.00 mi1.36 mi20937+378058+188058+1820534(Top 72%)8098(Top 66%)8098(Top 148%)
21M21.00 mi1.00 mi20863+748049+98049+920071(Top 71%)7949(Top 65%)7949(Top 145%)
35K21.75 mi0.75 mi20763+1008011+388011+3818168(Top 64%)7004(Top 57%)7004(Top 128%)
23M23.00 mi1.25 mi20549+2147916+957916+9516805(Top 59%)6344(Top 52%)6344(Top 116%)
24M24.00 mi1.00 mi20462+877881+357881+3517826(Top 63%)6946(Top 57%)6946(Top 127%)
40K24.85 mi0.85 mi20339+1237841+407841+4016818(Top 59%)6498(Top 53%)6498(Top 119%)
25.2M25.20 mi0.35 mi20263+767805+367805+3614569(Top 51%)5358(Top 44%)5358(Top 98%)
Finish26.22 mi1.02 mi20075+1887719+867719+8613734(Top 48%)4832(Top 40%)4832(Top 88%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 74%
×21stories
+97ft-345ft

Overall

21067

Females

8039

F18-39

8039

5K→10K

3.1 - 6.2 mi

Top 76%
×5stories
+79ft-138ft

Overall

21552

Females

8340

F18-39

8340

10K→15K

6.2 - 9.3 mi

Top 74%
×3stories
+67ft-78ft

Overall

21067

Females

8039

F18-39

8039

15K→20K

9.3 - 12.4 mi

Top 72%
×5stories
+106ft-86ft

Overall

20536

Females

7793

F18-39

7793

20K→Half

12.4 - 13.1 mi

Top 72%
×2stories
+19ft-37ft

Overall

20398

Females

7699

F18-39

7699

Half→25K

13.1 - 15.5 mi

Top 74%
×4stories
+66ft-88ft

Overall

21018

Females

8106

F18-39

8106

25K→30K

15.5 - 18.6 mi

Top 72%
×9stories
+181ft-148ft

Overall

20408

Females

7881

F18-39

7881

30K→20M

18.6 - 20.0 mi

Top 72%
×5stories
+64ft-50ft

Overall

20534

Females

8098

F18-39

8098

20M→21M

20.0 - 21.0 mi

Top 71%
×8stories
+106ft-24ft

Overall

20071

Females

7949

F18-39

7949

21M→35K

21.0 - 21.8 mi

Top 64%
×7stories
+17ft-86ft

Overall

18168

Females

7004

F18-39

7004

35K→23M

21.8 - 23.0 mi

Top 59%
×5stories
+23ft-63ft

Overall

16805

Females

6344

F18-39

6344

23M→24M

23.0 - 24.0 mi

Top 63%
×6stories
+12ft-82ft

Overall

17826

Females

6946

F18-39

6946

24M→40K

24.0 - 24.9 mi

Top 59%
×1story
+6ft-20ft

Overall

16818

Females

6498

F18-39

6498

40K→25.2M

24.9 - 25.2 mi

Top 51%
×1story
+13ft-16ft

Overall

14569

Females

5358

F18-39

5358

25.2M→Finish

25.2 - 26.2 mi

Top 48%
×2stories
+22ft-21ft

Overall

13734

Females

4832

F18-39

4832

Passing Analysis

Category:
Athletes Passed
2493
Passed By
900
Net Change
+1593
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#21668
5K → 10K305241+64#21668#21604
10K → 15K327110+217#21604#21387
15K → 20K31981+238#21387#21149
20K → Half4722+25#21149#21124
Half → 25K148142+6#21124#21118
25K → 30K260116+144#21118#20974
30K → 20M11982+37#20974#20937
20M → 21M13460+74#20937#20863
21M → 35K1066+100#20863#20763
35K → 23M2195+214#20763#20549
23M → 24M10316+87#20549#20462
24M → 40K13310+123#20462#20339
40K → 25.2M782+76#20339#20263
25.2M → Finish1957+188#20263#20075
TOTALS2493900+1593
📊

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