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BOSTON MARATHON 2025

Bethany Perri

Bib: 20558•F

PA

0:00
0:00
/ mi
Masters
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Overall
#0 / 28404
Gender (Female)
#0 / 12228
Top 46%
Masters (Masters Women)
#0 / 6759
Top 33%
Division (F40-44)
#0 / 1718
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
8:00/mi
24:50
↑ 97↓ 3451.5%
10K· 6.21 mi
8:08/mi
50:06
↑ 79↓ 1380.4%
15K· 9.32 mi
8:14/mi
1:15:41
↑ 67↓ 78
20K· 12.43 mi
8:21/mi
1:41:36
↑ 106↓ 860.1%
Half· 13.11 mi
8:04/mi
1:47:06
↑ 19↓ 370.5%
25K· 15.53 mi
8:20/mi
2:07:18
↑ 66↓ 880.2%
30K· 18.64 mi
8:49/mi
2:34:43
↑ 181↓ 1480.2%
20M
10:02/mi
2:48:21
↑ 64↓ 500.2%
21M
9:06/mi
2:57:27
↑ 106↓ 241.6%
35K· 21.75 mi
8:17/mi
3:03:39
↑ 17↓ 861.7%
23M
8:36/mi
3:14:25
↑ 23↓ 630.6%
24M
8:23/mi
3:22:48
↓ 821.3%
40K· 24.85 mi
8:26/mi
3:30:01
↓ 200.3%
25.2M
9:08/mi
3:33:10
↑ 13↓ 160.2%
Finish· 26.22 mi
8:08/mi
3:41:27
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:47:06
Pace8:10 /mi
2nd Half
Distance13.11 mi
Time1:54:21
Pace8:43 /mi
📊Positive Split: 6.8% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:18:0624:508:0024:50
8:00
-
10K
6.21 mi11:43:2250:068:0425:16
8:08
+0:08
15K
9.32 mi12:08:571:15:418:0725:35
8:14
+0:06
20K
12.43 mi12:34:521:41:368:1125:55
8:21
+0:07
Half
13.11 mi12:40:221:47:068:105:30
8:04
-0:17
25K
15.53 mi13:00:342:07:188:1220:12
8:20
+0:16
30K
18.64 mi13:27:592:34:438:1827:25
8:49
+0:29
20M
20.00 mi13:41:372:48:218:2513:38
10:02
+1:13
21M
21.00 mi13:50:432:57:278:279:06
9:06
-0:56
35K
21.75 mi13:56:553:03:398:276:12
8:17
-0:49
23M
23.00 mi14:07:413:14:258:2710:46
8:36
+0:19
24M
24.00 mi14:16:043:22:488:278:23
8:23
-0:13
40K
24.85 mi14:23:173:30:018:277:13
8:26
+0:03
25.2M
25.20 mi14:26:263:33:108:283:09
9:08
+0:42
Finish
26.22 mi14:34:433:41:278:278:17
8:08
-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

8:00 /mi

Average Pace

8:27 /mi

Slowest Pace

10:02 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

30:20

14% of race

Time at Steady Pace

2:17:49

62% of race

Time at Slower Pace

53:18

24% of race

Average Pace: 8:27 /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 mi11:18:0624:508:0024:50
8:00
#16543
10K
6.21 mi11:43:2250:068:0425:16
8:08
#16996
15K
9.32 mi12:08:571:15:418:0725:35
8:14
#17233
20K
12.43 mi12:34:521:41:368:1125:55
8:21
#17181
Half
13.11 mi12:40:221:47:068:105:30
8:04
#17136
25K
15.53 mi13:00:342:07:188:1220:12
8:20
#16929
30K
18.64 mi13:27:592:34:438:1827:25
8:49
#16840
20M
20.00 mi13:41:372:48:218:2513:38
10:02
#17247
21M
21.00 mi13:50:432:57:278:279:06
9:06
#17013
35K
21.75 mi13:56:553:03:398:276:12
8:17
#16895
23M
23.00 mi14:07:413:14:258:2710:46
8:36
#16704
24M
24.00 mi14:16:043:22:488:278:23
8:23
#16554
40K
24.85 mi14:23:173:30:018:277:13
8:26
#16395
25.2M
25.20 mi14:26:263:33:108:283:09
9:08
#16339
Finish
26.22 mi14:34:433:41:278:278:17
8:08
#16243
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF40-44Seg. OverallSeg. FemalesSeg. F40-44
5K3.11 mi3.11 mi165435479547917608(Top 62%)6080(Top 50%)6080(Top 354%)
10K6.21 mi3.10 mi16996-4535724-2455724-24517441(Top 61%)5963(Top 49%)5963(Top 347%)
15K9.32 mi3.11 mi17233-2375851-1275851-12717608(Top 62%)6080(Top 50%)6080(Top 354%)
20K12.43 mi3.11 mi17181+525850+15850+117176(Top 60%)5871(Top 48%)5871(Top 342%)
Half13.11 mi0.68 mi17136+455829+215829+2116427(Top 58%)5432(Top 44%)5432(Top 316%)
25K15.53 mi2.42 mi16929+2075722+1075722+10716134(Top 57%)5390(Top 44%)5390(Top 314%)
30K18.64 mi3.11 mi16840+895721+15721+116747(Top 59%)5889(Top 48%)5889(Top 343%)
20M20.00 mi1.36 mi17247-4075993-2725993-27221066(Top 74%)8389(Top 69%)8389(Top 488%)
21M21.00 mi1.00 mi17013+2345883+1105883+11014138(Top 50%)4711(Top 39%)4711(Top 274%)
35K21.75 mi0.75 mi16895+1185832+515832+5114224(Top 50%)4812(Top 39%)4812(Top 280%)
23M23.00 mi1.25 mi16704+1915757+755757+7513952(Top 49%)4782(Top 39%)4782(Top 278%)
24M24.00 mi1.00 mi16554+1505691+665691+6613806(Top 49%)4729(Top 39%)4729(Top 275%)
40K24.85 mi0.85 mi16395+1595632+595632+5913095(Top 46%)4506(Top 37%)4506(Top 262%)
25.2M25.20 mi0.35 mi16339+565608+245608+2412667(Top 45%)4346(Top 36%)4346(Top 253%)
Finish26.22 mi1.02 mi16243+965566+425566+4213825(Top 49%)4871(Top 40%)4871(Top 284%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 62%
×21story building
+97ft-345ft

Overall

17608

Females

6080

F40-44

6080

5K→10K

3.1 - 6.2 mi

Top 61%
×5story building
+79ft-138ft

Overall

17441

Females

5963

F40-44

5963

10K→15K

6.2 - 9.3 mi

Top 62%
×3story building
+67ft-78ft

Overall

17608

Females

6080

F40-44

6080

15K→20K

9.3 - 12.4 mi

Top 60%
×5story building
+106ft-86ft

Overall

17176

Females

5871

F40-44

5871

20K→Half

12.4 - 13.1 mi

Top 58%
×2story building
+19ft-37ft

Overall

16427

Females

5432

F40-44

5432

Half→25K

13.1 - 15.5 mi

Top 57%
×4story building
+66ft-88ft

Overall

16134

Females

5390

F40-44

5390

25K→30K

15.5 - 18.6 mi

Top 59%
×9story building
+181ft-148ft

Overall

16747

Females

5889

F40-44

5889

30K→20M

18.6 - 20.0 mi

Top 74%
×5story building
+64ft-50ft

Overall

21066

Females

8389

F40-44

8389

20M→21M

20.0 - 21.0 mi

Top 50%
×8story building
+106ft-24ft

Overall

14138

Females

4711

F40-44

4711

21M→35K

21.0 - 21.8 mi

Top 50%
×7story building
+17ft-86ft

Overall

14224

Females

4812

F40-44

4812

35K→23M

21.8 - 23.0 mi

Top 49%
×5story building
+23ft-63ft

Overall

13952

Females

4782

F40-44

4782

23M→24M

23.0 - 24.0 mi

Top 49%
×6story building
+12ft-82ft

Overall

13806

Females

4729

F40-44

4729

24M→40K

24.0 - 24.9 mi

Top 46%
×1story
+6ft-20ft

Overall

13095

Females

4506

F40-44

4506

40K→25.2M

24.9 - 25.2 mi

Top 45%
×1story
+13ft-16ft

Overall

12667

Females

4346

F40-44

4346

25.2M→Finish

25.2 - 26.2 mi

Top 49%
×2story building
+22ft-21ft

Overall

13825

Females

4871

F40-44

4871

Passing Analysis

Category:
Athletes Passed
2186
Passed By
1886
Net Change
+300
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#16543
5K → 10K141594-453#16543#16996
10K → 15K114351-237#16996#17233
15K → 20K211159+52#17233#17181
20K → Half5813+45#17181#17136
Half → 25K25548+207#17136#16929
25K → 30K257168+89#16929#16840
30K → 20M32439-407#16840#17247
20M → 21M24713+234#17247#17013
21M → 35K12911+118#17013#16895
35K → 23M21524+191#16895#16704
23M → 24M16414+150#16704#16554
24M → 40K1689+159#16554#16395
40K → 25.2M659+56#16395#16339
25.2M → Finish13034+96#16339#16243
TOTALS21861886+300
📊

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