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BOSTON MARATHON 2025

Aliyah Snowden

Bib: 32411•F

CA

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
32:36
Rank: #26725
Start → 5K
32:36 | 10:30/mi
10K· 6.21 mi
1:05:37
Rank: #26599 (+126)
5K → 10K
33:01 | 10:38/mi
15K· 9.32 mi
1:39:42
Rank: #26625 (-26)
10K → 15K
34:05 | 10:58/mi
20K· 12.43 mi
2:14:16
Rank: #26489 (+136)
15K → 20K
34:34 | 11:08/mi
Half· 13.11 mi
2:21:39
Rank: #26480 (+9)
20K → Half
7:23 | 10:49/mi
25K· 15.53 mi
2:51:09
Rank: #26520 (-40)
Half → 25K
29:30 | 12:10/mi
30K· 18.64 mi
3:32:51
Rank: #26682 (-162)
25K → 30K
41:42 | 13:25/mi
20M
3:51:34
Rank: #26750 (-68)
30K → 20M
18:43 | 13:46/mi
21M
4:04:17
Rank: #26650 (+100)
20M → 21M
12:43 | 12:43/mi
35K· 21.75 mi
4:12:54
Rank: #26610 (+40)
21M → 35K
8:37 | 11:31/mi
23M
4:27:32
Rank: #26504 (+106)
35K → 23M
14:38 | 11:41/mi
24M
4:38:43
Rank: #26448 (+56)
23M → 24M
11:11 | 11:11/mi
40K· 24.85 mi
4:48:19
Rank: #26364 (+84)
24M → 40K
9:36 | 11:14/mi
25.2M
4:52:42
Rank: #26345 (+19)
40K → 25.2M
4:23 | 12:43/mi
Finish· 26.22 mi
5:04:13
Rank: #26345
25.2M → Finish
11:31 | 11:18/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time2:21:39
Pace10:48 /mi
2nd Half
Distance13.11 mi
Time2:42:34
Pace12:24 /mi
📊Positive Split: 14.8% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:58:2532:3610:3032:36
10:30
-
10K
6.21 mi12:31:261:05:3710:3433:01
10:38
+0:08
15K
9.32 mi13:05:311:39:4210:4234:05
10:58
+0:20
20K
12.43 mi13:40:052:14:1610:4834:34
11:08
+0:10
Half
13.11 mi13:47:282:21:3910:487:23
10:49
-0:19
25K
15.53 mi14:16:582:51:0911:0129:30
12:10
+1:21
30K
18.64 mi14:58:403:32:5111:2541:42
13:25
+1:15
20M
20.00 mi15:17:233:51:3411:3518:43
13:46
+0:21
21M
21.00 mi15:30:064:04:1711:3812:43
12:43
-1:03
35K
21.75 mi15:38:434:12:5411:388:37
11:31
-1:12
23M
23.00 mi15:53:214:27:3211:3814:38
11:41
+0:10
24M
24.00 mi16:04:324:38:4311:3711:11
11:11
-0:30
40K
24.85 mi16:14:084:48:1911:369:36
11:14
+0:03
25.2M
25.20 mi16:18:314:52:4211:374:23
12:43
+1:29
Finish
26.22 mi16:30:025:04:1311:3711:31
11:18
-1:25

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

10:30 /mi

Average Pace

11:37 /mi

Slowest Pace

13:46 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:05:37

22% of race

Time at Steady Pace

2:11:35

43% of race

Time at Slower Pace

1:47:01

35% of race

Average Pace: 11:36 /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 mi11:58:2532:3610:3032:36
10:30
#26725
10K
6.21 mi12:31:261:05:3710:3433:01
10:38
#26599
15K
9.32 mi13:05:311:39:4210:4234:05
10:58
#26625
20K
12.43 mi13:40:052:14:1610:4834:34
11:08
#26489
Half
13.11 mi13:47:282:21:3910:487:23
10:49
#26480
25K
15.53 mi14:16:582:51:0911:0129:30
12:10
#26520
30K
18.64 mi14:58:403:32:5111:2541:42
13:25
#26682
20M
20.00 mi15:17:233:51:3411:3518:43
13:46
#26750
21M
21.00 mi15:30:064:04:1711:3812:43
12:43
#26650
35K
21.75 mi15:38:434:12:5411:388:37
11:31
#26610
23M
23.00 mi15:53:214:27:3211:3814:38
11:41
#26504
24M
24.00 mi16:04:324:38:4311:3711:11
11:11
#26448
40K
24.85 mi16:14:084:48:1911:369:36
11:14
#26364
25.2M
25.20 mi16:18:314:52:4211:374:23
12:43
#26345
Finish
26.22 mi16:30:025:04:1311:3711:31
11:18
#26345
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi3.11 mi26725111731117326636(Top 94%)11154(Top 91%)11154(Top 204%)
10K6.21 mi3.10 mi26599+12611104+6911104+6926483(Top 93%)11063(Top 90%)11063(Top 202%)
15K9.32 mi3.11 mi26625-2611126-2211126-2226636(Top 94%)11154(Top 91%)11154(Top 204%)
20K12.43 mi3.11 mi26489+13611062+6411062+6426185(Top 92%)10907(Top 89%)10907(Top 199%)
Half13.11 mi0.68 mi26480+911056+611056+626280(Top 93%)10986(Top 90%)10986(Top 201%)
25K15.53 mi2.42 mi26520-4011093-3711093-3726599(Top 94%)11190(Top 92%)11190(Top 205%)
30K18.64 mi3.11 mi26682-16211212-11911212-11927081(Top 95%)11544(Top 94%)11544(Top 211%)
20M20.00 mi1.36 mi26750-6811261-4911261-4927124(Top 95%)11626(Top 95%)11626(Top 213%)
21M21.00 mi1.00 mi26650+10011211+5011211+5024693(Top 87%)10400(Top 85%)10400(Top 190%)
35K21.75 mi0.75 mi26610+4011200+1111200+1125112(Top 88%)10646(Top 87%)10646(Top 195%)
23M23.00 mi1.25 mi26504+10611154+4611154+4624569(Top 86%)10378(Top 85%)10378(Top 190%)
24M24.00 mi1.00 mi26448+5611119+3511119+3524348(Top 86%)10301(Top 84%)10301(Top 188%)
40K24.85 mi0.85 mi26364+8411087+3211087+3223602(Top 83%)9993(Top 82%)9993(Top 183%)
25.2M25.20 mi0.35 mi26345+1911079+811079+824545(Top 86%)10453(Top 85%)10453(Top 191%)
Finish26.22 mi1.02 mi2634511088-911088-925858(Top 91%)11080(Top 91%)11080(Top 203%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 94%
×21stories
+97ft-345ft

Overall

26636

Females

11154

F18-39

11154

5K→10K

3.1 - 6.2 mi

Top 93%
×5stories
+79ft-138ft

Overall

26483

Females

11063

F18-39

11063

10K→15K

6.2 - 9.3 mi

Top 94%
×3stories
+67ft-78ft

Overall

26636

Females

11154

F18-39

11154

15K→20K

9.3 - 12.4 mi

Top 92%
×5stories
+106ft-86ft

Overall

26185

Females

10907

F18-39

10907

20K→Half

12.4 - 13.1 mi

Top 93%
×2stories
+19ft-37ft

Overall

26280

Females

10986

F18-39

10986

Half→25K

13.1 - 15.5 mi

Top 94%
×4stories
+66ft-88ft

Overall

26599

Females

11190

F18-39

11190

25K→30K

15.5 - 18.6 mi

Top 95%
×9stories
+181ft-148ft

Overall

27081

Females

11544

F18-39

11544

30K→20M

18.6 - 20.0 mi

Top 95%
×5stories
+64ft-50ft

Overall

27124

Females

11626

F18-39

11626

20M→21M

20.0 - 21.0 mi

Top 87%
×8stories
+106ft-24ft

Overall

24693

Females

10400

F18-39

10400

21M→35K

21.0 - 21.8 mi

Top 88%
×7stories
+17ft-86ft

Overall

25112

Females

10646

F18-39

10646

35K→23M

21.8 - 23.0 mi

Top 86%
×5stories
+23ft-63ft

Overall

24569

Females

10378

F18-39

10378

23M→24M

23.0 - 24.0 mi

Top 86%
×6stories
+12ft-82ft

Overall

24348

Females

10301

F18-39

10301

24M→40K

24.0 - 24.9 mi

Top 83%
×1story
+6ft-20ft

Overall

23602

Females

9993

F18-39

9993

40K→25.2M

24.9 - 25.2 mi

Top 86%
×1story
+13ft-16ft

Overall

24545

Females

10453

F18-39

10453

25.2M→Finish

25.2 - 26.2 mi

Top 91%
×2stories
+22ft-21ft

Overall

25858

Females

11080

F18-39

11080

Passing Analysis

Category:
Athletes Passed
1138
Passed By
758
Net Change
+380
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#26725
5K → 10K247121+126#26725#26599
10K → 15K106132-26#26599#26625
15K → 20K18246+136#26625#26489
20K → Half2314+9#26489#26480
Half → 25K71111-40#26480#26520
25K → 30K41203-162#26520#26682
30K → 20M1381-68#26682#26750
20M → 21M1033+100#26750#26650
21M → 35K5010+40#26650#26610
35K → 23M1104+106#26610#26504
23M → 24M648+56#26504#26448
24M → 40K862+84#26448#26364
40K → 25.2M201+19#26364#26345
25.2M → Finish22220#26345#26345
TOTALS1138758+380
📊

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