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BOSTON MARATHON 2025

Cathi Campbell

Bib: 15809•F

MA

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
9:29/mi
29:29
↑ 97↓ 3451.5%
10K· 6.21 mi
9:12/mi
58:04
↑ 79↓ 1380.4%
15K· 9.32 mi
8:56/mi
1:25:48
↑ 67↓ 78
20K· 12.43 mi
9:15/mi
1:54:32
↑ 106↓ 860.1%
Half· 13.11 mi
9:27/mi
2:00:59
↑ 19↓ 370.5%
25K· 15.53 mi
9:40/mi
2:24:25
↑ 66↓ 880.2%
30K· 18.64 mi
9:42/mi
2:54:34
↑ 181↓ 1480.2%
20M
10:04/mi
3:08:15
↑ 64↓ 500.2%
21M
10:16/mi
3:18:31
↑ 106↓ 241.6%
35K· 21.75 mi
9:48/mi
3:25:51
↑ 17↓ 861.7%
23M
10:45/mi
3:39:19
↑ 23↓ 630.6%
24M
9:49/mi
3:49:08
↓ 821.3%
40K· 24.85 mi
10:01/mi
3:57:42
↓ 200.3%
25.2M
11:07/mi
4:01:32
↑ 13↓ 160.2%
Finish· 26.22 mi
9:50/mi
4:11:33
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time2:00:59
Pace9:14 /mi
2nd Half
Distance13.11 mi
Time2:10:34
Pace9:58 /mi
📊Positive Split: 7.9% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:53:0029:299:2929:29
9:29
-
10K
6.21 mi12:21:3558:049:2128:35
9:12
-0:17
15K
9.32 mi12:49:191:25:489:1227:44
8:56
-0:16
20K
12.43 mi13:18:031:54:329:1328:44
9:15
+0:19
Half
13.11 mi13:24:302:00:599:146:27
9:27
+0:12
25K
15.53 mi13:47:562:24:259:1823:26
9:40
+0:13
30K
18.64 mi14:18:052:54:349:2230:09
9:42
+0:02
20M
20.00 mi14:31:463:08:159:2513:41
10:04
+0:22
21M
21.00 mi14:42:023:18:319:2710:16
10:16
+0:12
35K
21.75 mi14:49:223:25:519:287:20
9:48
-0:28
23M
23.00 mi15:02:503:39:199:3213:28
10:45
+0:57
24M
24.00 mi15:12:393:49:089:339:49
9:49
-0:56
40K
24.85 mi15:21:133:57:429:348:34
10:01
+0:12
25.2M
25.20 mi15:25:034:01:329:353:50
11:07
+1:06
Finish
26.22 mi15:35:044:11:339:3610:01
9:50
-1:17

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

8:56 /mi

Average Pace

9:36 /mi

Slowest Pace

11:07 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:00:59

48% of race

Time at Steady Pace

1:43:00

41% of race

Time at Slower Pace

27:34

11% of race

Average Pace: 9:36 /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 mi11:53:0029:299:2929:29
9:29
#24216
10K
6.21 mi12:21:3558:049:2128:35
9:12
#23715
15K
9.32 mi12:49:191:25:489:1227:44
8:56
#23138
20K
12.43 mi13:18:031:54:329:1328:44
9:15
#22853
Half
13.11 mi13:24:302:00:599:146:27
9:27
#22888
25K
15.53 mi13:47:562:24:259:1823:26
9:40
#22779
30K
18.64 mi14:18:052:54:349:2230:09
9:42
#22378
20M
20.00 mi14:31:463:08:159:2513:41
10:04
#22291
21M
21.00 mi14:42:023:18:319:2710:16
10:16
#22098
35K
21.75 mi14:49:223:25:519:287:20
9:48
#22059
23M
23.00 mi15:02:503:39:199:3213:28
10:45
#22081
24M
24.00 mi15:12:393:49:089:339:49
9:49
#22011
40K
24.85 mi15:21:133:57:429:348:34
10:01
#21944
25.2M
25.20 mi15:25:034:01:329:353:50
11:07
#21929
Finish
26.22 mi15:35:044:11:339:3610:01
9:50
#21932
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF55-59Seg. OverallSeg. FemalesSeg. F55-59
5K3.11 mi3.11 mi242169808980821698(Top 76%)8378(Top 69%)8378(Top 843%)
10K6.21 mi3.10 mi23715+5019535+2739535+27323204(Top 82%)9237(Top 76%)9237(Top 929%)
15K9.32 mi3.11 mi23138+5779207+3289207+32821698(Top 76%)8378(Top 69%)8378(Top 843%)
20K12.43 mi3.11 mi22853+2859040+1679040+16722084(Top 78%)8630(Top 71%)8630(Top 868%)
Half13.11 mi0.68 mi22888-359063-239063-2323434(Top 83%)9386(Top 77%)9386(Top 944%)
25K15.53 mi2.42 mi22779+1099024+399024+3922408(Top 79%)8882(Top 73%)8882(Top 894%)
30K18.64 mi3.11 mi22378+4018837+1878837+18720711(Top 73%)8059(Top 66%)8059(Top 811%)
20M20.00 mi1.36 mi22291+878813+248813+2421193(Top 75%)8468(Top 69%)8468(Top 852%)
21M21.00 mi1.00 mi22098+1938720+938720+9319273(Top 68%)7483(Top 61%)7483(Top 753%)
35K21.75 mi0.75 mi22059+398708+128708+1221355(Top 75%)8701(Top 71%)8701(Top 875%)
23M23.00 mi1.25 mi22081-228765-578765-5722658(Top 80%)9423(Top 77%)9423(Top 948%)
24M24.00 mi1.00 mi22011+708745+208745+2020793(Top 73%)8501(Top 70%)8501(Top 855%)
40K24.85 mi0.85 mi21944+678726+198726+1920528(Top 72%)8424(Top 69%)8424(Top 847%)
25.2M25.20 mi0.35 mi21929+158727-18727-121031(Top 74%)8675(Top 71%)8675(Top 873%)
Finish26.22 mi1.02 mi21932-38739-128739-1222395(Top 79%)9370(Top 77%)9370(Top 943%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 76%
×21story building
+97ft-345ft

Overall

21698

Females

8378

F55-59

8378

5K→10K

3.1 - 6.2 mi

Top 82%
×5story building
+79ft-138ft

Overall

23204

Females

9237

F55-59

9237

10K→15K

6.2 - 9.3 mi

Top 76%
×3story building
+67ft-78ft

Overall

21698

Females

8378

F55-59

8378

15K→20K

9.3 - 12.4 mi

Top 78%
×5story building
+106ft-86ft

Overall

22084

Females

8630

F55-59

8630

20K→Half

12.4 - 13.1 mi

Top 83%
×2story building
+19ft-37ft

Overall

23434

Females

9386

F55-59

9386

Half→25K

13.1 - 15.5 mi

Top 79%
×4story building
+66ft-88ft

Overall

22408

Females

8882

F55-59

8882

25K→30K

15.5 - 18.6 mi

Top 73%
×9story building
+181ft-148ft

Overall

20711

Females

8059

F55-59

8059

30K→20M

18.6 - 20.0 mi

Top 75%
×5story building
+64ft-50ft

Overall

21193

Females

8468

F55-59

8468

20M→21M

20.0 - 21.0 mi

Top 68%
×8story building
+106ft-24ft

Overall

19273

Females

7483

F55-59

7483

21M→35K

21.0 - 21.8 mi

Top 75%
×7story building
+17ft-86ft

Overall

21355

Females

8701

F55-59

8701

35K→23M

21.8 - 23.0 mi

Top 80%
×5story building
+23ft-63ft

Overall

22658

Females

9423

F55-59

9423

23M→24M

23.0 - 24.0 mi

Top 73%
×6story building
+12ft-82ft

Overall

20793

Females

8501

F55-59

8501

24M→40K

24.0 - 24.9 mi

Top 72%
×1story
+6ft-20ft

Overall

20528

Females

8424

F55-59

8424

40K→25.2M

24.9 - 25.2 mi

Top 74%
×1story
+13ft-16ft

Overall

21031

Females

8675

F55-59

8675

25.2M→Finish

25.2 - 26.2 mi

Top 79%
×2story building
+22ft-21ft

Overall

22395

Females

9370

F55-59

9370

Passing Analysis

Category:
Athletes Passed
2836
Passed By
552
Net Change
+2284
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#24216
5K → 10K57271+501#24216#23715
10K → 15K59316+577#23715#23138
15K → 20K33146+285#23138#22853
20K → Half1348-35#22853#22888
Half → 25K20192+109#22888#22779
25K → 30K42625+401#22779#22378
30K → 20M11528+87#22378#22291
20M → 21M1985+193#22291#22098
21M → 35K6223+39#22098#22059
35K → 23M7698-22#22059#22081
23M → 24M9020+70#22081#22011
24M → 40K8013+67#22011#21944
40K → 25.2M3116+15#21944#21929
25.2M → Finish4851-3#21929#21932
TOTALS2836552+2284
📊

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