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BOSTON MARATHON 2025

Maryellen Kelly

Bib: 19889•F

NC

0:00
0:00
/ mi
Masters
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Overall
#0 / 28404
Gender (Female)
#0 / 12228
Masters (Masters Women)
#0 / 6759
Top 44%
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
8:09/mi
25:20
↑ 97↓ 3451.5%
10K· 6.21 mi
8:07/mi
50:34
↑ 79↓ 1380.4%
15K· 9.32 mi
8:05/mi
1:15:40
↑ 67↓ 78
20K· 12.43 mi
8:17/mi
1:41:24
↑ 106↓ 860.1%
Half· 13.11 mi
8:07/mi
1:46:56
↑ 19↓ 370.5%
25K· 15.53 mi
8:25/mi
2:07:20
↑ 66↓ 880.2%
30K· 18.64 mi
9:06/mi
2:35:36
↑ 181↓ 1480.2%
20M
9:39/mi
2:48:43
↑ 64↓ 500.2%
21M
11:24/mi
3:00:07
↑ 106↓ 241.6%
35K· 21.75 mi
9:45/mi
3:07:25
↑ 17↓ 861.7%
23M
9:38/mi
3:19:29
↑ 23↓ 630.6%
24M
8:54/mi
3:28:23
↓ 821.3%
40K· 24.85 mi
9:21/mi
3:36:23
↓ 200.3%
25.2M
10:58/mi
3:40:10
↑ 13↓ 160.2%
Finish· 26.22 mi
8:15/mi
3:48:34
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:46:56
Pace8:09 /mi
2nd Half
Distance13.11 mi
Time2:01:38
Pace9:17 /mi
📊Positive Split: 13.7% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:17:1325:208:0925:20
8:09
-
10K
6.21 mi11:42:2750:348:0825:14
8:07
-0:02
15K
9.32 mi12:07:331:15:408:0725:06
8:05
-0:02
20K
12.43 mi12:33:171:41:248:1025:44
8:17
+0:12
Half
13.11 mi12:38:491:46:568:095:32
8:07
-0:10
25K
15.53 mi12:59:132:07:208:1220:24
8:25
+0:18
30K
18.64 mi13:27:292:35:368:2128:16
9:06
+0:41
20M
20.00 mi13:40:362:48:438:2613:07
9:39
+0:33
21M
21.00 mi13:52:003:00:078:3511:24
11:24
+1:45
35K
21.75 mi13:59:183:07:258:377:18
9:45
-1:39
23M
23.00 mi14:11:223:19:298:4012:04
9:38
-0:07
24M
24.00 mi14:20:163:28:238:418:54
8:54
-0:44
40K
24.85 mi14:28:163:36:238:428:00
9:21
+0:27
25.2M
25.20 mi14:32:033:40:108:443:47
10:58
+1:37
Finish
26.22 mi14:40:273:48:348:438:24
8:15
-2:43

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

8:05 /mi

Average Pace

8:43 /mi

Slowest Pace

11:24 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:55:20

50% of race

Time at Steady Pace

1:05:34

29% of race

Time at Slower Pace

47:40

21% of race

Average Pace: 8:43 /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 mi11:17:1325:208:0925:20
8:09
#17800
10K
6.21 mi11:42:2750:348:0825:14
8:07
#17557
15K
9.32 mi12:07:331:15:408:0725:06
8:05
#17221
20K
12.43 mi12:33:171:41:248:1025:44
8:17
#17101
Half
13.11 mi12:38:491:46:568:095:32
8:07
#17061
25K
15.53 mi12:59:132:07:208:1220:24
8:25
#16938
30K
18.64 mi13:27:292:35:368:2128:16
9:06
#17126
20M
20.00 mi13:40:362:48:438:2613:07
9:39
#17366
21M
21.00 mi13:52:003:00:078:3511:24
11:24
#17872
35K
21.75 mi13:59:183:07:258:377:18
9:45
#18042
23M
23.00 mi14:11:223:19:298:4012:04
9:38
#18125
24M
24.00 mi14:20:163:28:238:418:54
8:54
#18044
40K
24.85 mi14:28:163:36:238:428:00
9:21
#18049
25.2M
25.20 mi14:32:033:40:108:443:47
10:58
#18114
Finish
26.22 mi14:40:273:48:348:438:24
8:15
#17973
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF40-44Seg. OverallSeg. FemalesSeg. F40-44
5K3.11 mi3.11 mi178006221622116619(Top 59%)5512(Top 45%)5512(Top 321%)
10K6.21 mi3.10 mi17557+2436078+1436078+14317383(Top 61%)5931(Top 49%)5931(Top 345%)
15K9.32 mi3.11 mi17221+3365844+2345844+23416619(Top 59%)5512(Top 45%)5512(Top 321%)
20K12.43 mi3.11 mi17101+1205805+395805+3916848(Top 59%)5692(Top 47%)5692(Top 331%)
Half13.11 mi0.68 mi17061+405783+225783+2216770(Top 59%)5645(Top 46%)5645(Top 329%)
25K15.53 mi2.42 mi16938+1235727+565727+5616675(Top 59%)5677(Top 46%)5677(Top 330%)
30K18.64 mi3.11 mi17126-1885889-1625889-16218179(Top 64%)6680(Top 55%)6680(Top 389%)
20M20.00 mi1.36 mi17366-2406063-1746063-17419785(Top 70%)7665(Top 63%)7665(Top 446%)
21M21.00 mi1.00 mi17872-5066362-2996362-29922400(Top 79%)9189(Top 75%)9189(Top 535%)
35K21.75 mi0.75 mi18042-1706470-1086470-10821194(Top 75%)8602(Top 70%)8602(Top 501%)
23M23.00 mi1.25 mi18125-836565-956565-9519233(Top 68%)7633(Top 62%)7633(Top 444%)
24M24.00 mi1.00 mi18044+816538+276538+2716874(Top 59%)6428(Top 53%)6428(Top 374%)
40K24.85 mi0.85 mi18049-56569-316569-3118121(Top 64%)7179(Top 59%)7179(Top 418%)
25.2M25.20 mi0.35 mi18114-656617-486617-4820548(Top 72%)8426(Top 69%)8426(Top 490%)
Finish26.22 mi1.02 mi17973+1416555+626555+6214610(Top 51%)5278(Top 43%)5278(Top 307%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 59%
×21story building
+97ft-345ft

Overall

16619

Females

5512

F40-44

5512

5K→10K

3.1 - 6.2 mi

Top 61%
×5story building
+79ft-138ft

Overall

17383

Females

5931

F40-44

5931

10K→15K

6.2 - 9.3 mi

Top 59%
×3story building
+67ft-78ft

Overall

16619

Females

5512

F40-44

5512

15K→20K

9.3 - 12.4 mi

Top 59%
×5story building
+106ft-86ft

Overall

16848

Females

5692

F40-44

5692

20K→Half

12.4 - 13.1 mi

Top 59%
×2story building
+19ft-37ft

Overall

16770

Females

5645

F40-44

5645

Half→25K

13.1 - 15.5 mi

Top 59%
×4story building
+66ft-88ft

Overall

16675

Females

5677

F40-44

5677

25K→30K

15.5 - 18.6 mi

Top 64%
×9story building
+181ft-148ft

Overall

18179

Females

6680

F40-44

6680

30K→20M

18.6 - 20.0 mi

Top 70%
×5story building
+64ft-50ft

Overall

19785

Females

7665

F40-44

7665

20M→21M

20.0 - 21.0 mi

Top 79%
×8story building
+106ft-24ft

Overall

22400

Females

9189

F40-44

9189

21M→35K

21.0 - 21.8 mi

Top 75%
×7story building
+17ft-86ft

Overall

21194

Females

8602

F40-44

8602

35K→23M

21.8 - 23.0 mi

Top 68%
×5story building
+23ft-63ft

Overall

19233

Females

7633

F40-44

7633

23M→24M

23.0 - 24.0 mi

Top 59%
×6story building
+12ft-82ft

Overall

16874

Females

6428

F40-44

6428

24M→40K

24.0 - 24.9 mi

Top 64%
×1story
+6ft-20ft

Overall

18121

Females

7179

F40-44

7179

40K→25.2M

24.9 - 25.2 mi

Top 72%
×1story
+13ft-16ft

Overall

20548

Females

8426

F40-44

8426

25.2M→Finish

25.2 - 26.2 mi

Top 51%
×2story building
+22ft-21ft

Overall

14610

Females

5278

F40-44

5278

Passing Analysis

Category:
Athletes Passed
2034
Passed By
2207
Net Change
-173
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#17800
5K → 10K420177+243#17800#17557
10K → 15K41074+336#17557#17221
15K → 20K245125+120#17221#17101
20K → Half5212+40#17101#17061
Half → 25K20784+123#17061#16938
25K → 30K171359-188#16938#17126
30K → 20M56296-240#17126#17366
20M → 21M23529-506#17366#17872
21M → 35K28198-170#17872#18042
35K → 23M81164-83#18042#18125
23M → 24M10827+81#18125#18044
24M → 40K6873-5#18044#18049
40K → 25.2M1176-65#18049#18114
25.2M → Finish15413+141#18114#17973
TOTALS20342207-173
📊

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