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BOSTON MARATHON 2025

Laura Taddei

Bib: 24373•F

PA

0:00
0:00
/ mi
Masters
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Overall
#0 / 28404
Gender (Female)
#0 / 12228
Masters (Masters Women)
#0 / 6759
Division (F55-59)
#0 / 994
Top 34%
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
8:36/mi
26:43
↑ 97↓ 3451.5%
10K· 6.21 mi
8:38/mi
53:31
↑ 79↓ 1380.4%
15K· 9.32 mi
8:45/mi
1:20:42
↑ 67↓ 78
20K· 12.43 mi
8:55/mi
1:48:25
↑ 106↓ 860.1%
Half· 13.11 mi
8:43/mi
1:54:22
↑ 19↓ 370.5%
25K· 15.53 mi
8:52/mi
2:15:51
↑ 66↓ 880.2%
30K· 18.64 mi
9:09/mi
2:44:16
↑ 181↓ 1480.2%
20M
9:13/mi
2:56:47
↑ 64↓ 500.2%
21M
9:58/mi
3:06:45
↑ 106↓ 241.6%
35K· 21.75 mi
9:03/mi
3:13:31
↑ 17↓ 861.7%
23M
9:01/mi
3:24:48
↑ 23↓ 630.6%
24M
8:59/mi
3:33:47
↓ 821.3%
40K· 24.85 mi
8:58/mi
3:41:27
↓ 200.3%
25.2M
9:43/mi
3:44:48
↑ 13↓ 160.2%
Finish· 26.22 mi
8:53/mi
3:53:51
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:54:22
Pace8:43 /mi
2nd Half
Distance13.11 mi
Time1:59:29
Pace9:07 /mi
📊Positive Split: 4.5% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:25:4626:438:3626:43
8:36
-
10K
6.21 mi11:52:3453:318:3726:48
8:38
+0:02
15K
9.32 mi12:19:451:20:428:3927:11
8:45
+0:07
20K
12.43 mi12:47:281:48:258:4327:43
8:55
+0:10
Half
13.11 mi12:53:251:54:228:435:57
8:43
-0:12
25K
15.53 mi13:14:542:15:518:4521:29
8:52
+0:09
30K
18.64 mi13:43:192:44:168:4928:25
9:09
+0:17
20M
20.00 mi13:55:502:56:478:5012:31
9:13
+0:04
21M
21.00 mi14:05:483:06:458:549:58
9:58
+0:45
35K
21.75 mi14:12:343:13:318:546:46
9:03
-0:55
23M
23.00 mi14:23:513:24:488:5411:17
9:01
-0:02
24M
24.00 mi14:32:503:33:478:548:59
8:59
-0:02
40K
24.85 mi14:40:303:41:278:557:40
8:58
-0:01
25.2M
25.20 mi14:43:513:44:488:553:21
9:43
+0:45
Finish
26.22 mi14:52:543:53:518:569:03
8:53
-0:50

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

8:36 /mi

Average Pace

8:56 /mi

Slowest Pace

9:58 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

3:40:32

94% of race

Time at Steady Pace

13:19

6% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 8:55 /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 mi11:25:4626:438:3626:43
8:36
#20462
10K
6.21 mi11:52:3453:318:3726:48
8:38
#20462
15K
9.32 mi12:19:451:20:428:3927:11
8:45
#20526
20K
12.43 mi12:47:281:48:258:4327:43
8:55
#20551
Half
13.11 mi12:53:251:54:228:435:57
8:43
#20546
25K
15.53 mi13:14:542:15:518:4521:29
8:52
#20333
30K
18.64 mi13:43:192:44:168:4928:25
9:09
#19931
20M
20.00 mi13:55:502:56:478:5012:31
9:13
#19767
21M
21.00 mi14:05:483:06:458:549:58
9:58
#19668
35K
21.75 mi14:12:343:13:318:546:46
9:03
#19633
23M
23.00 mi14:23:513:24:488:5411:17
9:01
#19433
24M
24.00 mi14:32:503:33:478:548:59
8:59
#19331
40K
24.85 mi14:40:303:41:278:557:40
8:58
#19216
25.2M
25.20 mi14:43:513:44:488:553:21
9:43
#19145
Finish
26.22 mi14:52:543:53:518:569:03
8:53
#19102
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF55-59Seg. OverallSeg. FemalesSeg. F55-59
5K3.11 mi3.11 mi204627779777920760(Top 73%)7861(Top 64%)7861(Top 791%)
10K6.21 mi3.10 mi204627753+267753+2620490(Top 72%)7737(Top 63%)7737(Top 778%)
15K9.32 mi3.11 mi20526-647766-137766-1320760(Top 73%)7861(Top 64%)7861(Top 791%)
20K12.43 mi3.11 mi20551-257789-237789-2320582(Top 72%)7820(Top 64%)7820(Top 787%)
Half13.11 mi0.68 mi20546+57784+57784+520497(Top 72%)7745(Top 63%)7745(Top 779%)
25K15.53 mi2.42 mi20333+2137677+1077677+10719248(Top 68%)7114(Top 58%)7114(Top 716%)
30K18.64 mi3.11 mi19931+4027487+1907487+19018399(Top 65%)6785(Top 55%)6785(Top 683%)
20M20.00 mi1.36 mi19767+1647415+727415+7217848(Top 63%)6622(Top 54%)6622(Top 666%)
21M21.00 mi1.00 mi19668+997386+297386+2918185(Top 64%)6889(Top 56%)6889(Top 693%)
35K21.75 mi0.75 mi19633+357379+77379+718482(Top 65%)7182(Top 59%)7182(Top 723%)
23M23.00 mi1.25 mi19433+2007302+777302+7716367(Top 58%)6104(Top 50%)6104(Top 614%)
24M24.00 mi1.00 mi19331+1027266+367266+3617317(Top 61%)6665(Top 55%)6665(Top 671%)
40K24.85 mi0.85 mi19216+1157219+477219+4716157(Top 57%)6138(Top 50%)6138(Top 618%)
25.2M25.20 mi0.35 mi19145+717190+297190+2915787(Top 56%)5998(Top 49%)5998(Top 603%)
Finish26.22 mi1.02 mi19102+437184+67184+618463(Top 65%)7319(Top 60%)7319(Top 736%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 73%
×21story building
+97ft-345ft

Overall

20760

Females

7861

F55-59

7861

5K→10K

3.1 - 6.2 mi

Top 72%
×5story building
+79ft-138ft

Overall

20490

Females

7737

F55-59

7737

10K→15K

6.2 - 9.3 mi

Top 73%
×3story building
+67ft-78ft

Overall

20760

Females

7861

F55-59

7861

15K→20K

9.3 - 12.4 mi

Top 72%
×5story building
+106ft-86ft

Overall

20582

Females

7820

F55-59

7820

20K→Half

12.4 - 13.1 mi

Top 72%
×2story building
+19ft-37ft

Overall

20497

Females

7745

F55-59

7745

Half→25K

13.1 - 15.5 mi

Top 68%
×4story building
+66ft-88ft

Overall

19248

Females

7114

F55-59

7114

25K→30K

15.5 - 18.6 mi

Top 65%
×9story building
+181ft-148ft

Overall

18399

Females

6785

F55-59

6785

30K→20M

18.6 - 20.0 mi

Top 63%
×5story building
+64ft-50ft

Overall

17848

Females

6622

F55-59

6622

20M→21M

20.0 - 21.0 mi

Top 64%
×8story building
+106ft-24ft

Overall

18185

Females

6889

F55-59

6889

21M→35K

21.0 - 21.8 mi

Top 65%
×7story building
+17ft-86ft

Overall

18482

Females

7182

F55-59

7182

35K→23M

21.8 - 23.0 mi

Top 58%
×5story building
+23ft-63ft

Overall

16367

Females

6104

F55-59

6104

23M→24M

23.0 - 24.0 mi

Top 61%
×6story building
+12ft-82ft

Overall

17317

Females

6665

F55-59

6665

24M→40K

24.0 - 24.9 mi

Top 57%
×1story
+6ft-20ft

Overall

16157

Females

6138

F55-59

6138

40K→25.2M

24.9 - 25.2 mi

Top 56%
×1story
+13ft-16ft

Overall

15787

Females

5998

F55-59

5998

25.2M→Finish

25.2 - 26.2 mi

Top 65%
×2story building
+22ft-21ft

Overall

18463

Females

7319

F55-59

7319

Passing Analysis

Category:
Athletes Passed
2400
Passed By
1040
Net Change
+1360
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#20462
5K → 10K2882880#20462#20462
10K → 15K167231-64#20462#20526
15K → 20K178203-25#20526#20551
20K → Half4338+5#20551#20546
Half → 25K25946+213#20546#20333
25K → 30K45250+402#20333#19931
30K → 20M19127+164#19931#19767
20M → 21M15455+99#19767#19668
21M → 35K5823+35#19668#19633
35K → 23M21111+200#19633#19433
23M → 24M12321+102#19433#19331
24M → 40K12611+115#19331#19216
40K → 25.2M765+71#19216#19145
25.2M → Finish7431+43#19145#19102
TOTALS24001040+1360
📊

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