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BOSTON MARATHON 2025

Isabella Rich

Bib: 27313•F

MA

0:00
0:00
/ mi
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Overall
#0 / 28404
Gender (Female)
#0 / 12228
Division (F18-39)
#0 / 5469
Race Day Weather
50°/40°F
broken clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
32:57
Rank: #26966
Start → 5K
32:57 | 10:36/mi
10K· 6.21 mi
1:05:25
Rank: #26542 (+424)
5K → 10K
32:28 | 10:27/mi
15K· 9.32 mi
1:37:39
Rank: #26236 (+306)
10K → 15K
32:14 | 10:22/mi
20K· 12.43 mi
2:13:15
Rank: #26358 (-122)
15K → 20K
35:36 | 11:28/mi
Half· 13.11 mi
2:20:02
Rank: #26287 (+71)
20K → Half
6:47 | 9:57/mi
25K· 15.53 mi
2:45:41
Rank: #25986 (+301)
Half → 25K
25:39 | 10:35/mi
30K· 18.64 mi
3:20:58
Rank: #25735 (+251)
25K → 30K
35:17 | 11:21/mi
20M
3:36:39
Rank: #25631 (+104)
30K → 20M
15:41 | 11:32/mi
21M
3:48:42
Rank: #25534 (+97)
20M → 21M
12:03 | 12:03/mi
35K· 21.75 mi
3:56:51
Rank: #25487 (+47)
21M → 35K
8:09 | 10:54/mi
23M
4:11:31
Rank: #25450 (+37)
35K → 23M
14:40 | 11:43/mi
24M
4:23:08
Rank: #25443 (+7)
23M → 24M
11:37 | 11:37/mi
40K· 24.85 mi
4:32:52
Rank: #25391 (+52)
24M → 40K
9:44 | 11:23/mi
25.2M
4:37:39
Rank: #25415 (-24)
40K → 25.2M
4:47 | 13:52/mi
Finish· 26.22 mi
4:49:05
Rank: #25439 (-24)
25.2M → Finish
11:26 | 11:13/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time2:20:02
Pace10:41 /mi
2nd Half
Distance13.11 mi
Time2:29:03
Pace11:22 /mi
📊Positive Split: 6.4% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:55:3632:5710:3632:57
10:36
-
10K
6.21 mi12:28:041:05:2510:3232:28
10:27
-0:09
15K
9.32 mi13:00:181:37:3910:2932:14
10:22
-0:05
20K
12.43 mi13:35:542:13:1510:4335:36
11:28
+1:06
Half
13.11 mi13:42:412:20:0210:416:47
9:57
-1:31
25K
15.53 mi14:08:202:45:4110:4025:39
10:35
+0:38
30K
18.64 mi14:43:373:20:5810:4735:17
11:21
+0:46
20M
20.00 mi14:59:183:36:3910:5015:41
11:32
+0:11
21M
21.00 mi15:11:213:48:4210:5312:03
12:03
+0:31
35K
21.75 mi15:19:303:56:5110:538:09
10:54
-1:09
23M
23.00 mi15:34:104:11:3110:5614:40
11:43
+0:49
24M
24.00 mi15:45:474:23:0810:5811:37
11:37
-0:06
40K
24.85 mi15:55:314:32:5210:599:44
11:23
-0:14
25.2M
25.20 mi16:00:184:37:3911:014:47
13:52
+2:29
Finish
26.22 mi16:11:444:49:0511:0211:26
11:13
-2:39

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

9:57 /mi

Average Pace

11:02 /mi

Slowest Pace

13:52 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:18:14

48% of race

Time at Steady Pace

2:14:01

46% of race

Time at Slower Pace

16:50

6% of race

Average Pace: 11:02 /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 mi11:55:3632:5710:3632:57
10:36
#26966
10K
6.21 mi12:28:041:05:2510:3232:28
10:27
#26542
15K
9.32 mi13:00:181:37:3910:2932:14
10:22
#26236
20K
12.43 mi13:35:542:13:1510:4335:36
11:28
#26358
Half
13.11 mi13:42:412:20:0210:416:47
9:57
#26287
25K
15.53 mi14:08:202:45:4110:4025:39
10:35
#25986
30K
18.64 mi14:43:373:20:5810:4735:17
11:21
#25735
20M
20.00 mi14:59:183:36:3910:5015:41
11:32
#25631
21M
21.00 mi15:11:213:48:4210:5312:03
12:03
#25534
35K
21.75 mi15:19:303:56:5110:538:09
10:54
#25487
23M
23.00 mi15:34:104:11:3110:5614:40
11:43
#25450
24M
24.00 mi15:45:474:23:0810:5811:37
11:37
#25443
40K
24.85 mi15:55:314:32:5210:599:44
11:23
#25391
25.2M
25.20 mi16:00:184:37:3911:014:47
13:52
#25415
Finish
26.22 mi16:11:444:49:0511:0211:26
11:13
#25439
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi3.11 mi26966113041130425719(Top 91%)10629(Top 87%)10629(Top 194%)
10K6.21 mi3.10 mi26542+42411074+23011074+23026177(Top 92%)10894(Top 89%)10894(Top 199%)
15K9.32 mi3.11 mi26236+30610910+16410910+16425719(Top 91%)10629(Top 87%)10629(Top 194%)
20K12.43 mi3.11 mi26358-12210981-7110981-7126571(Top 94%)11142(Top 91%)11142(Top 204%)
Half13.11 mi0.68 mi26287+7110937+4410937+4424688(Top 87%)10110(Top 83%)10110(Top 185%)
25K15.53 mi2.42 mi25986+30110788+14910788+14924513(Top 86%)10025(Top 82%)10025(Top 183%)
30K18.64 mi3.11 mi25735+25110686+10210686+10224622(Top 87%)10189(Top 83%)10189(Top 186%)
20M20.00 mi1.36 mi25631+10410645+4110645+4124594(Top 87%)10269(Top 84%)10269(Top 188%)
21M21.00 mi1.00 mi25534+9710595+5010595+5023672(Top 83%)9855(Top 81%)9855(Top 180%)
35K21.75 mi0.75 mi25487+4710584+1110584+1123968(Top 84%)10042(Top 82%)10042(Top 184%)
23M23.00 mi1.25 mi25450+3710582+210582+224616(Top 87%)10404(Top 85%)10404(Top 190%)
24M24.00 mi1.00 mi25443+710585-310585-325079(Top 88%)10670(Top 87%)10670(Top 195%)
40K24.85 mi0.85 mi25391+5210564+2110564+2123908(Top 84%)10127(Top 83%)10127(Top 185%)
25.2M25.20 mi0.35 mi25415-2410574-1010574-1026102(Top 92%)11229(Top 92%)11229(Top 205%)
Finish26.22 mi1.02 mi25439-2410599-2510599-2525723(Top 91%)11011(Top 90%)11011(Top 201%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 91%
×21stories
+97ft-345ft

Overall

25719

Females

10629

F18-39

10629

5K→10K

3.1 - 6.2 mi

Top 92%
×5stories
+79ft-138ft

Overall

26177

Females

10894

F18-39

10894

10K→15K

6.2 - 9.3 mi

Top 91%
×3stories
+67ft-78ft

Overall

25719

Females

10629

F18-39

10629

15K→20K

9.3 - 12.4 mi

Top 94%
×5stories
+106ft-86ft

Overall

26571

Females

11142

F18-39

11142

20K→Half

12.4 - 13.1 mi

Top 87%
×2stories
+19ft-37ft

Overall

24688

Females

10110

F18-39

10110

Half→25K

13.1 - 15.5 mi

Top 86%
×4stories
+66ft-88ft

Overall

24513

Females

10025

F18-39

10025

25K→30K

15.5 - 18.6 mi

Top 87%
×9stories
+181ft-148ft

Overall

24622

Females

10189

F18-39

10189

30K→20M

18.6 - 20.0 mi

Top 87%
×5stories
+64ft-50ft

Overall

24594

Females

10269

F18-39

10269

20M→21M

20.0 - 21.0 mi

Top 83%
×8stories
+106ft-24ft

Overall

23672

Females

9855

F18-39

9855

21M→35K

21.0 - 21.8 mi

Top 84%
×7stories
+17ft-86ft

Overall

23968

Females

10042

F18-39

10042

35K→23M

21.8 - 23.0 mi

Top 87%
×5stories
+23ft-63ft

Overall

24616

Females

10404

F18-39

10404

23M→24M

23.0 - 24.0 mi

Top 88%
×6stories
+12ft-82ft

Overall

25079

Females

10670

F18-39

10670

24M→40K

24.0 - 24.9 mi

Top 84%
×1story
+6ft-20ft

Overall

23908

Females

10127

F18-39

10127

40K→25.2M

24.9 - 25.2 mi

Top 92%
×1story
+13ft-16ft

Overall

26102

Females

11229

F18-39

11229

25.2M→Finish

25.2 - 26.2 mi

Top 91%
×2stories
+22ft-21ft

Overall

25723

Females

11011

F18-39

11011

Passing Analysis

Category:
Athletes Passed
1971
Passed By
444
Net Change
+1527
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#26966
5K → 10K45632+424#26966#26542
10K → 15K32014+306#26542#26236
15K → 20K86208-122#26236#26358
20K → Half732+71#26358#26287
Half → 25K3021+301#26287#25986
25K → 30K26514+251#25986#25735
30K → 20M1117+104#25735#25631
20M → 21M1047+97#25631#25534
21M → 35K558+47#25534#25487
35K → 23M6528+37#25487#25450
23M → 24M4437+7#25450#25443
24M → 40K6412+52#25443#25391
40K → 25.2M630-24#25391#25415
25.2M → Finish2044-24#25415#25439
TOTALS1971444+1527
📊

Passing Visuals

Category:
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🔥Passing Intensity

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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