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BOSTON MARATHON 2025

Elizabeth Kennedy

Bib: 19756•F

TX

0:00
0:00
/ mi
Masters
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Overall
#0 / 28404
Top 49%
Gender (Female)
#0 / 12228
Top 35%
Masters (Masters Women)
#0 / 6759
Top 21%
Division (F40-44)
#0 / 1718
Top 42%
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
7:45/mi
24:06
↑ 97↓ 3451.5%
10K· 6.21 mi
7:41/mi
47:59
↑ 79↓ 1380.4%
15K· 9.32 mi
7:47/mi
1:12:10
↑ 67↓ 78
20K· 12.43 mi
7:56/mi
1:36:49
↑ 106↓ 860.1%
Half· 13.11 mi
7:45/mi
1:42:06
↑ 19↓ 370.5%
25K· 15.53 mi
8:07/mi
2:01:47
↑ 66↓ 880.2%
30K· 18.64 mi
8:34/mi
2:28:24
↑ 181↓ 1480.2%
20M
8:31/mi
2:39:58
↑ 64↓ 500.2%
21M
9:03/mi
2:49:01
↑ 106↓ 241.6%
35K· 21.75 mi
8:19/mi
2:55:14
↑ 17↓ 861.7%
23M
8:33/mi
3:05:56
↑ 23↓ 630.6%
24M
8:23/mi
3:14:19
↓ 821.3%
40K· 24.85 mi
8:24/mi
3:21:30
↓ 200.3%
25.2M
8:21/mi
3:24:23
↑ 13↓ 160.2%
Finish· 26.22 mi
8:21/mi
3:32:54
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:42:06
Pace7:47 /mi
2nd Half
Distance13.11 mi
Time1:50:48
Pace8:27 /mi
📊Positive Split: 8.5% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:16:2524:067:4524:06
7:45
-
10K
6.21 mi11:40:1847:597:4323:53
7:41
-0:04
15K
9.32 mi12:04:291:12:107:4524:11
7:47
+0:06
20K
12.43 mi12:29:081:36:497:4724:39
7:56
+0:09
Half
13.11 mi12:34:251:42:067:475:17
7:45
-0:11
25K
15.53 mi12:54:062:01:477:5019:41
8:07
+0:22
30K
18.64 mi13:20:432:28:247:5826:37
8:34
+0:27
20M
20.00 mi13:32:172:39:588:0011:34
8:31
-0:03
21M
21.00 mi13:41:202:49:018:039:03
9:03
+0:32
35K
21.75 mi13:47:332:55:148:036:13
8:19
-0:44
23M
23.00 mi13:58:153:05:568:0510:42
8:33
+0:14
24M
24.00 mi14:06:383:14:198:068:23
8:23
-0:10
40K
24.85 mi14:13:493:21:308:067:11
8:24
+0:01
25.2M
25.20 mi14:16:423:24:238:072:53
8:21
-0:03
Finish
26.22 mi14:25:133:32:548:088:31
8:21
0:00

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

7:41 /mi

Average Pace

8:08 /mi

Slowest Pace

9:03 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:34:58

73% of race

Time at Steady Pace

57:56

27% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 8:07 /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 mi11:16:2524:067:4524:06
7:45
#14454
10K
6.21 mi11:40:1847:597:4323:53
7:41
#14094
15K
9.32 mi12:04:291:12:107:4524:11
7:47
#14134
20K
12.43 mi12:29:081:36:497:4724:39
7:56
#14177
Half
13.11 mi12:34:251:42:067:475:17
7:45
#14153
25K
15.53 mi12:54:062:01:477:5019:41
8:07
#14221
30K
18.64 mi13:20:432:28:247:5826:37
8:34
#14374
20M
20.00 mi13:32:172:39:588:0011:34
8:31
#14313
21M
21.00 mi13:41:202:49:018:039:03
9:03
#14268
35K
21.75 mi13:47:332:55:148:036:13
8:19
#14264
23M
23.00 mi13:58:153:05:568:0510:42
8:33
#14211
24M
24.00 mi14:06:383:14:198:068:23
8:23
#14180
40K
24.85 mi14:13:493:21:308:067:11
8:24
#14099
25.2M
25.20 mi14:16:423:24:238:072:53
8:21
#13972
Finish
26.22 mi14:25:133:32:548:088:31
8:21
#13999
Faster pace
Steady pace
Slower pace
Est.Checkpoint not recorded (estimated)
~Segment time uses estimated prior

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF40-44Seg. OverallSeg. FemalesSeg. F40-44
5K3.11 mi3.11 mi144544190419014246(Top 50%)4169(Top 34%)4169(Top 243%)
10K6.21 mi3.10 mi14094+3603995+1953995+19513794(Top 49%)3837(Top 31%)3837(Top 223%)
15K9.32 mi3.11 mi14134-404049-544049-5414246(Top 50%)4169(Top 34%)4169(Top 243%)
20K12.43 mi3.11 mi14177-434108-594108-5914410(Top 51%)4321(Top 35%)4321(Top 252%)
Half13.11 mi0.68 mi14153+244095+134095+1313852(Top 49%)3991(Top 33%)3991(Top 232%)
25K15.53 mi2.42 mi14221-684170-754170-7514765(Top 52%)4621(Top 38%)4621(Top 269%)
30K18.64 mi3.11 mi14374-1534321-1514321-15115187(Top 53%)5006(Top 41%)5006(Top 291%)
20M20.00 mi1.36 mi14313+614307+144307+1413891(Top 49%)4457(Top 36%)4457(Top 259%)
21M21.00 mi1.00 mi14268+454306+14306+113824(Top 49%)4530(Top 37%)4530(Top 264%)
35K21.75 mi0.75 mi14264+44326-204326-2014324(Top 50%)4855(Top 40%)4855(Top 283%)
23M23.00 mi1.25 mi14211+534342-164342-1613604(Top 48%)4588(Top 38%)4588(Top 267%)
24M24.00 mi1.00 mi14180+314355-134355-1313781(Top 49%)4704(Top 38%)4704(Top 274%)
40K24.85 mi0.85 mi14099+814334+214334+2112831(Top 45%)4351(Top 36%)4351(Top 253%)
25.2M25.20 mi0.35 mi13972+1274278+564278+567843(Top 28%)2031(Top 17%)2031(Top 118%)
Finish26.22 mi1.02 mi13999-274318-404318-4015344(Top 54%)5677(Top 46%)5677(Top 330%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 50%
×21story building
+97ft-345ft

Overall

14246

Females

4169

F40-44

4169

5K→10K

3.1 - 6.2 mi

Top 49%
×5story building
+79ft-138ft

Overall

13794

Females

3837

F40-44

3837

10K→15K

6.2 - 9.3 mi

Top 50%
×3story building
+67ft-78ft

Overall

14246

Females

4169

F40-44

4169

15K→20K

9.3 - 12.4 mi

Top 51%
×5story building
+106ft-86ft

Overall

14410

Females

4321

F40-44

4321

20K→Half

12.4 - 13.1 mi

Top 49%
×2story building
+19ft-37ft

Overall

13852

Females

3991

F40-44

3991

Half→25K

13.1 - 15.5 mi

Top 52%
×4story building
+66ft-88ft

Overall

14765

Females

4621

F40-44

4621

25K→30K

15.5 - 18.6 mi

Top 53%
×9story building
+181ft-148ft

Overall

15187

Females

5006

F40-44

5006

30K→20M

18.6 - 20.0 mi

Top 49%
×5story building
+64ft-50ft

Overall

13891

Females

4457

F40-44

4457

20M→21M

20.0 - 21.0 mi

Top 49%
×8story building
+106ft-24ft

Overall

13824

Females

4530

F40-44

4530

21M→35K

21.0 - 21.8 mi

Top 50%
×7story building
+17ft-86ft

Overall

14324

Females

4855

F40-44

4855

35K→23M

21.8 - 23.0 mi

Top 48%
×5story building
+23ft-63ft

Overall

13604

Females

4588

F40-44

4588

23M→24M

23.0 - 24.0 mi

Top 49%
×6story building
+12ft-82ft

Overall

13781

Females

4704

F40-44

4704

24M→40K

24.0 - 24.9 mi

Top 45%
×1story
+6ft-20ft

Overall

12831

Females

4351

F40-44

4351

40K→25.2M

24.9 - 25.2 mi

Top 28%
×1story
+13ft-16ft

Overall

7843

Females

2031

F40-44

2031

25.2M→Finish

25.2 - 26.2 mi

Top 54%
×2story building
+22ft-21ft

Overall

15344

Females

5677

F40-44

5677

Passing Analysis

Category:
Athletes Passed
2152
Passed By
1697
Net Change
+455
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#14454
5K → 10K487127+360#14454#14094
10K → 15K185225-40#14094#14134
15K → 20K207250-43#14134#14177
20K → Half4319+24#14177#14153
Half → 25K142210-68#14153#14221
25K → 30K204357-153#14221#14374
30K → 20M14281+61#14374#14313
20M → 21M13489+45#14313#14268
21M → 35K6965+4#14268#14264
35K → 23M13986+53#14264#14211
23M → 24M9665+31#14211#14180
24M → 40K10928+81#14180#14099
40K → 25.2M1281+127#14099#13972
25.2M → Finish6794-27#13972#13999
TOTALS21521697+455
📊

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