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BOSTON MARATHON 2025

Janna Perry

Bib: 24149•F

IL

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
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
8:44/mi
27:07
↑ 97↓ 3451.5%
10K· 6.21 mi
8:52/mi
54:41
↑ 79↓ 1380.4%
15K· 9.32 mi
8:49/mi
1:22:04
↑ 67↓ 78
20K· 12.43 mi
9:05/mi
1:50:16
↑ 106↓ 860.1%
Half· 13.11 mi
9:07/mi
1:56:29
↑ 19↓ 370.5%
25K· 15.53 mi
9:21/mi
2:19:10
↑ 66↓ 880.2%
30K· 18.64 mi
9:48/mi
2:49:37
↑ 181↓ 1480.2%
20M
10:00/mi
3:03:13
↑ 64↓ 500.2%
21M
10:40/mi
3:13:53
↑ 106↓ 241.6%
35K· 21.75 mi
9:45/mi
3:21:11
↑ 17↓ 861.7%
23M
10:04/mi
3:33:47
↑ 23↓ 630.6%
24M
9:43/mi
3:43:30
↓ 821.3%
40K· 24.85 mi
9:56/mi
3:52:00
↓ 200.3%
25.2M
10:55/mi
3:55:46
↑ 13↓ 160.2%
Finish· 26.22 mi
9:37/mi
4:05:34
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:56:29
Pace8:53 /mi
2nd Half
Distance13.11 mi
Time2:09:05
Pace9:51 /mi
📊Positive Split: 10.8% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:26:4827:078:4427:07
8:44
-
10K
6.21 mi11:54:2254:418:4827:34
8:52
+0:08
15K
9.32 mi12:21:451:22:048:4827:23
8:49
-0:03
20K
12.43 mi12:49:571:50:168:5228:12
9:05
+0:16
Half
13.11 mi12:56:101:56:298:536:13
9:07
+0:02
25K
15.53 mi13:18:512:19:108:5822:41
9:21
+0:14
30K
18.64 mi13:49:182:49:379:0630:27
9:48
+0:27
20M
20.00 mi14:02:543:03:139:1013:36
10:00
+0:12
21M
21.00 mi14:13:343:13:539:1410:40
10:40
+0:40
35K
21.75 mi14:20:523:21:119:157:18
9:45
-0:55
23M
23.00 mi14:33:283:33:479:1812:36
10:04
+0:19
24M
24.00 mi14:43:113:43:309:199:43
9:43
-0:21
40K
24.85 mi14:51:413:52:009:208:30
9:56
+0:13
25.2M
25.20 mi14:55:273:55:469:213:46
10:55
+0:59
Finish
26.22 mi15:05:154:05:349:229:48
9:37
-1:18

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

8:44 /mi

Average Pace

9:22 /mi

Slowest Pace

10:55 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:19:10

57% of race

Time at Steady Pace

1:19:22

32% of race

Time at Slower Pace

27:02

11% of race

Average Pace: 9:22 /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 mi11:26:4827:078:4427:07
8:44
#21140
10K
6.21 mi11:54:2254:418:4827:34
8:52
#21454
15K
9.32 mi12:21:451:22:048:4827:23
8:49
#21296
20K
12.43 mi12:49:571:50:168:5228:12
9:05
#21293
Half
13.11 mi12:56:101:56:298:536:13
9:07
#21364
25K
15.53 mi13:18:512:19:108:5822:41
9:21
#21376
30K
18.64 mi13:49:182:49:379:0630:27
9:48
#21328
20M
20.00 mi14:02:543:03:139:1013:36
10:00
#21293
21M
21.00 mi14:13:343:13:539:1410:40
10:40
#21263
35K
21.75 mi14:20:523:21:119:157:18
9:45
#21253
23M
23.00 mi14:33:283:33:479:1812:36
10:04
#21207
24M
24.00 mi14:43:113:43:309:199:43
9:43
#21177
40K
24.85 mi14:51:413:52:009:208:30
9:56
#21135
25.2M
25.20 mi14:55:273:55:469:213:46
10:55
#21110
Finish
26.22 mi15:05:154:05:349:229:48
9:37
#21133
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF55-59Seg. OverallSeg. FemalesSeg. F55-59
5K3.11 mi3.11 mi211408158815821093(Top 74%)8052(Top 66%)8052(Top 810%)
10K6.21 mi3.10 mi21454-3148310-1528310-15221770(Top 77%)8460(Top 69%)8460(Top 851%)
15K9.32 mi3.11 mi21296+1588200+1108200+11021093(Top 74%)8052(Top 66%)8052(Top 810%)
20K12.43 mi3.11 mi21293+38196+48196+421360(Top 75%)8238(Top 67%)8238(Top 829%)
Half13.11 mi0.68 mi21364-718240-448240-4422277(Top 78%)8759(Top 72%)8759(Top 881%)
25K15.53 mi2.42 mi21376-128258-188258-1821389(Top 75%)8301(Top 68%)8301(Top 835%)
30K18.64 mi3.11 mi21328+488265-78265-721003(Top 74%)8230(Top 67%)8230(Top 828%)
20M20.00 mi1.36 mi21293+358267-28267-220979(Top 74%)8347(Top 68%)8347(Top 840%)
21M21.00 mi1.00 mi21263+308262+58262+520527(Top 72%)8200(Top 67%)8200(Top 825%)
35K21.75 mi0.75 mi21253+108267-58267-521208(Top 75%)8616(Top 70%)8616(Top 867%)
23M23.00 mi1.25 mi21207+468273-68273-620702(Top 73%)8408(Top 69%)8408(Top 846%)
24M24.00 mi1.00 mi21177+308278-58278-520455(Top 72%)8329(Top 68%)8329(Top 838%)
40K24.85 mi0.85 mi21135+428275+38275+320281(Top 71%)8301(Top 68%)8301(Top 835%)
25.2M25.20 mi0.35 mi21110+258270+58270+520424(Top 72%)8372(Top 68%)8372(Top 842%)
Finish26.22 mi1.02 mi21133-238296-268296-2621622(Top 76%)8969(Top 73%)8969(Top 902%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 74%
×21story building
+97ft-345ft

Overall

21093

Females

8052

F55-59

8052

5K→10K

3.1 - 6.2 mi

Top 77%
×5story building
+79ft-138ft

Overall

21770

Females

8460

F55-59

8460

10K→15K

6.2 - 9.3 mi

Top 74%
×3story building
+67ft-78ft

Overall

21093

Females

8052

F55-59

8052

15K→20K

9.3 - 12.4 mi

Top 75%
×5story building
+106ft-86ft

Overall

21360

Females

8238

F55-59

8238

20K→Half

12.4 - 13.1 mi

Top 78%
×2story building
+19ft-37ft

Overall

22277

Females

8759

F55-59

8759

Half→25K

13.1 - 15.5 mi

Top 75%
×4story building
+66ft-88ft

Overall

21389

Females

8301

F55-59

8301

25K→30K

15.5 - 18.6 mi

Top 74%
×9story building
+181ft-148ft

Overall

21003

Females

8230

F55-59

8230

30K→20M

18.6 - 20.0 mi

Top 74%
×5story building
+64ft-50ft

Overall

20979

Females

8347

F55-59

8347

20M→21M

20.0 - 21.0 mi

Top 72%
×8story building
+106ft-24ft

Overall

20527

Females

8200

F55-59

8200

21M→35K

21.0 - 21.8 mi

Top 75%
×7story building
+17ft-86ft

Overall

21208

Females

8616

F55-59

8616

35K→23M

21.8 - 23.0 mi

Top 73%
×5story building
+23ft-63ft

Overall

20702

Females

8408

F55-59

8408

23M→24M

23.0 - 24.0 mi

Top 72%
×6story building
+12ft-82ft

Overall

20455

Females

8329

F55-59

8329

24M→40K

24.0 - 24.9 mi

Top 71%
×1story
+6ft-20ft

Overall

20281

Females

8301

F55-59

8301

40K→25.2M

24.9 - 25.2 mi

Top 72%
×1story
+13ft-16ft

Overall

20424

Females

8372

F55-59

8372

25.2M→Finish

25.2 - 26.2 mi

Top 76%
×2story building
+22ft-21ft

Overall

21622

Females

8969

F55-59

8969

Passing Analysis

Category:
Athletes Passed
1628
Passed By
1621
Net Change
+7
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#21140
5K → 10K170484-314#21140#21454
10K → 15K297139+158#21454#21296
15K → 20K197194+3#21296#21293
20K → Half1384-71#21293#21364
Half → 25K145157-12#21364#21376
25K → 30K216168+48#21376#21328
30K → 20M11883+35#21328#21293
20M → 21M9666+30#21293#21263
21M → 35K6050+10#21263#21253
35K → 23M10963+46#21253#21207
23M → 24M6838+30#21207#21177
24M → 40K7331+42#21177#21135
40K → 25.2M3611+25#21135#21110
25.2M → Finish3053-23#21110#21133
TOTALS16281621+7
📊

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