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BOSTON MARATHON 2025

Jaime Alegnani

Bib: 18503•F

KY

0:00
0:00
/ mi
Masters
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Overall
#0 / 28404
Top 49%
Gender (Female)
#0 / 12228
Top 35%
Masters (Masters Women)
#0 / 6759
Top 20%
Division (F40-44)
#0 / 1718
Top 41%
Race Day Weather
50°/40°F
broken clouds

⏱️ Race Timeline

Course Elevation
7–469 ft
≈
×2stacked redwood trees
•▲ 890 ft climb · ▼ 1342 ft descent
Ribbon color based on
FasterSteadySlower· vs. your average pace
Start
0:00
Race begins
5K· 3.11 mi
7:55/mi
24:35
↑ 97↓ 3451.5%
10K· 6.21 mi
7:49/mi
48:51
↑ 79↓ 1380.4%
15K· 9.32 mi
7:53/mi
1:13:20
↑ 67↓ 78
20K· 12.43 mi
7:53/mi
1:37:50
↑ 106↓ 860.1%
Half· 13.11 mi
7:46/mi
1:43:08
↑ 19↓ 370.5%
25K· 15.53 mi
7:53/mi
2:02:16
↑ 66↓ 880.2%
30K· 18.64 mi
8:20/mi
2:28:10
↑ 181↓ 1480.2%
20M
8:31/mi
2:39:44
↑ 64↓ 500.2%
21M
9:01/mi
2:48:45
↑ 106↓ 241.6%
35K· 21.75 mi
8:16/mi
2:54:56
↑ 17↓ 861.7%
23M
8:27/mi
3:05:31
↑ 23↓ 630.6%
24M
8:09/mi
3:13:40
↓ 821.3%
40K· 24.85 mi
8:19/mi
3:20:47
↓ 200.3%
25.2M
9:25/mi
3:24:02
↑ 13↓ 160.2%
Finish· 26.22 mi
8:10/mi
3:32:21
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:43:08
Pace7:52 /mi
2nd Half
Distance13.11 mi
Time1:49:13
Pace8:20 /mi
📊Positive Split: 5.9% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:15:4824:357:5524:35
7:55
-
10K
6.21 mi11:40:0448:517:5224:16
7:49
-0:06
15K
9.32 mi12:04:331:13:207:5224:29
7:53
+0:04
20K
12.43 mi12:29:031:37:507:5224:30
7:53
0:00
Half
13.11 mi12:34:211:43:087:525:18
7:46
-0:07
25K
15.53 mi12:53:292:02:167:5219:08
7:53
+0:07
30K
18.64 mi13:19:232:28:107:5725:54
8:20
+0:27
20M
20.00 mi13:30:572:39:447:5911:34
8:31
+0:11
21M
21.00 mi13:39:582:48:458:029:01
9:01
+0:30
35K
21.75 mi13:46:092:54:568:036:11
8:16
-0:45
23M
23.00 mi13:56:443:05:318:0410:35
8:27
+0:11
24M
24.00 mi14:04:533:13:408:048:09
8:09
-0:18
40K
24.85 mi14:12:003:20:478:057:07
8:19
+0:10
25.2M
25.20 mi14:15:153:24:028:063:15
9:25
+1:06
Finish
26.22 mi14:23:343:32:218:068:19
8:10
-1:15

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

7:46 /mi

Average Pace

8:06 /mi

Slowest Pace

9:25 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:02:16

58% of race

Time at Steady Pace

55:40

26% of race

Time at Slower Pace

34:25

16% of race

Average Pace: 8:06 /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 mi11:15:4824:357:5524:35
7:55
#15832
10K
6.21 mi11:40:0448:517:5224:16
7:49
#15351
15K
9.32 mi12:04:331:13:207:5224:29
7:53
#15228
20K
12.43 mi12:29:031:37:507:5224:30
7:53
#14859
Half
13.11 mi12:34:211:43:087:525:18
7:46
#14809
25K
15.53 mi12:53:292:02:167:5219:08
7:53
#14479
30K
18.64 mi13:19:232:28:107:5725:54
8:20
#14271
20M
20.00 mi13:30:572:39:447:5911:34
8:31
#14212
21M
21.00 mi13:39:582:48:458:029:01
9:01
#14147
35K
21.75 mi13:46:092:54:568:036:11
8:16
#14137
23M
23.00 mi13:56:443:05:318:0410:35
8:27
#14069
24M
24.00 mi14:04:533:13:408:048:09
8:09
#13968
40K
24.85 mi14:12:003:20:478:057:07
8:19
#13880
25.2M
25.20 mi14:15:153:24:028:063:15
9:25
#13861
Finish
26.22 mi14:23:343:32:218:068:19
8:10
#13848
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF40-44Seg. OverallSeg. FemalesSeg. F40-44
5K3.11 mi3.11 mi158325041504115094(Top 53%)4634(Top 38%)4634(Top 270%)
10K6.21 mi3.10 mi15351+4814749+2924749+29214932(Top 53%)4491(Top 37%)4491(Top 261%)
15K9.32 mi3.11 mi15228+1234691+584691+5815094(Top 53%)4634(Top 38%)4634(Top 270%)
20K12.43 mi3.11 mi14859+3694508+1834508+18313980(Top 49%)4086(Top 33%)4086(Top 238%)
Half13.11 mi0.68 mi14809+504479+294479+2914068(Top 50%)4101(Top 34%)4101(Top 239%)
25K15.53 mi2.42 mi14479+3304322+1574322+15713055(Top 46%)3703(Top 30%)3703(Top 216%)
30K18.64 mi3.11 mi14271+2084263+594263+5913731(Top 48%)4216(Top 34%)4216(Top 245%)
20M20.00 mi1.36 mi14212+594252+114252+1113889(Top 49%)4455(Top 36%)4455(Top 259%)
21M21.00 mi1.00 mi14147+654248+44248+413630(Top 48%)4425(Top 36%)4425(Top 258%)
35K21.75 mi0.75 mi14137+104263-154263-1514061(Top 50%)4697(Top 38%)4697(Top 273%)
23M23.00 mi1.25 mi14069+684261+24261+213030(Top 46%)4287(Top 35%)4287(Top 250%)
24M24.00 mi1.00 mi13968+1014245+164245+1612262(Top 43%)3932(Top 32%)3932(Top 229%)
40K24.85 mi0.85 mi13880+884231+144231+1412329(Top 43%)4098(Top 34%)4098(Top 239%)
25.2M25.20 mi0.35 mi13861+194229+24229+214188(Top 50%)5108(Top 42%)5108(Top 297%)
Finish26.22 mi1.02 mi13848+134238-94238-914030(Top 49%)4961(Top 41%)4961(Top 289%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 53%
×21story building
+97ft-345ft

Overall

15094

Females

4634

F40-44

4634

5K→10K

3.1 - 6.2 mi

Top 53%
×5story building
+79ft-138ft

Overall

14932

Females

4491

F40-44

4491

10K→15K

6.2 - 9.3 mi

Top 53%
×3story building
+67ft-78ft

Overall

15094

Females

4634

F40-44

4634

15K→20K

9.3 - 12.4 mi

Top 49%
×5story building
+106ft-86ft

Overall

13980

Females

4086

F40-44

4086

20K→Half

12.4 - 13.1 mi

Top 50%
×2story building
+19ft-37ft

Overall

14068

Females

4101

F40-44

4101

Half→25K

13.1 - 15.5 mi

Top 46%
×4story building
+66ft-88ft

Overall

13055

Females

3703

F40-44

3703

25K→30K

15.5 - 18.6 mi

Top 48%
×9story building
+181ft-148ft

Overall

13731

Females

4216

F40-44

4216

30K→20M

18.6 - 20.0 mi

Top 49%
×5story building
+64ft-50ft

Overall

13889

Females

4455

F40-44

4455

20M→21M

20.0 - 21.0 mi

Top 48%
×8story building
+106ft-24ft

Overall

13630

Females

4425

F40-44

4425

21M→35K

21.0 - 21.8 mi

Top 50%
×7story building
+17ft-86ft

Overall

14061

Females

4697

F40-44

4697

35K→23M

21.8 - 23.0 mi

Top 46%
×5story building
+23ft-63ft

Overall

13030

Females

4287

F40-44

4287

23M→24M

23.0 - 24.0 mi

Top 43%
×6story building
+12ft-82ft

Overall

12262

Females

3932

F40-44

3932

24M→40K

24.0 - 24.9 mi

Top 43%
×1story
+6ft-20ft

Overall

12329

Females

4098

F40-44

4098

40K→25.2M

24.9 - 25.2 mi

Top 50%
×1story
+13ft-16ft

Overall

14188

Females

5108

F40-44

5108

25.2M→Finish

25.2 - 26.2 mi

Top 49%
×2story building
+22ft-21ft

Overall

14030

Females

4961

F40-44

4961

Passing Analysis

Category:
Athletes Passed
2939
Passed By
955
Net Change
+1984
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#15832
5K → 10K609128+481#15832#15351
10K → 15K269146+123#15351#15228
15K → 20K40536+369#15228#14859
20K → Half6717+50#14859#14809
Half → 25K35828+330#14809#14479
25K → 30K349141+208#14479#14271
30K → 20M13677+59#14271#14212
20M → 21M15085+65#14212#14147
21M → 35K7161+10#14147#14137
35K → 23M14274+68#14137#14069
23M → 24M13635+101#14069#13968
24M → 40K12537+88#13968#13880
40K → 25.2M4627+19#13880#13861
25.2M → Finish7663+13#13861#13848
TOTALS2939955+1984
📊

Passing Visuals

Category:
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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