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BOSTON MARATHON 2025

Isabelle Gariepy

Bib: 17898•F

QC

0:00
0:00
/ mi
Masters
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Overall
#0 / 28404
Gender (Female)
#0 / 12228
Top 42%
Masters (Masters Women)
#0 / 6759
Top 29%
Division (F50-54)
#0 / 1303
Top 21%
Race Day Weather
50°/40°F
broken clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
25:02
Rank: #17071
Start → 5K
25:02 | 8:03/mi
10K· 6.21 mi
49:18
Rank: #15967 (+1104)
5K → 10K
24:16 | 7:49/mi
15K· 9.32 mi
1:13:23
Rank: #15278 (+689)
10K → 15K
24:05 | 7:45/mi
20K· 12.43 mi
1:38:14
Rank: #15145 (+133)
15K → 20K
24:51 | 8:00/mi
Half· 13.11 mi
1:43:34
Rank: #15098 (+47)
20K → Half
5:20 | 7:49/mi
25K· 15.53 mi
2:03:07
Rank: #14957 (+141)
Half → 25K
19:33 | 8:04/mi
30K· 18.64 mi
2:29:52
Rank: #15047 (-90)
25K → 30K
26:45 | 8:37/mi
20M
2:41:57
Rank: #15119 (-72)
30K → 20M
12:05 | 8:54/mi
21M
2:51:57
Rank: #15319 (-200)
20M → 21M
10:00 | 10:00/mi
35K· 21.75 mi
2:58:23
Rank: #15316 (+3)
21M → 35K
6:26 | 8:36/mi
23M
3:09:43
Rank: #15370 (-54)
35K → 23M
11:20 | 9:03/mi
24M
3:18:34
Rank: #15424 (-54)
23M → 24M
8:51 | 8:51/mi
40K· 24.85 mi
3:26:11
Rank: #15416 (+8)
24M → 40K
7:37 | 8:54/mi
25.2M
3:29:40
Rank: #15435 (-19)
40K → 25.2M
3:29 | 10:06/mi
Finish· 26.22 mi
3:38:36
Rank: #15517 (-82)
25.2M → Finish
8:56 | 8:46/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:43:34
Pace7:54 /mi
2nd Half
Distance13.11 mi
Time1:55:02
Pace8:47 /mi
📊Positive Split: 11.1% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:15:2525:028:0325:02
8:03
-
10K
6.21 mi11:39:4149:187:5624:16
7:49
-0:14
15K
9.32 mi12:03:461:13:237:5224:05
7:45
-0:04
20K
12.43 mi12:28:371:38:147:5424:51
8:00
+0:15
Half
13.11 mi12:33:571:43:347:545:20
7:49
-0:11
25K
15.53 mi12:53:302:03:077:5619:33
8:04
+0:15
30K
18.64 mi13:20:152:29:528:0226:45
8:37
+0:33
20M
20.00 mi13:32:202:41:578:0612:05
8:54
+0:17
21M
21.00 mi13:42:202:51:578:1110:00
10:00
+1:06
35K
21.75 mi13:48:462:58:238:126:26
8:36
-1:24
23M
23.00 mi14:00:063:09:438:1511:20
9:03
+0:27
24M
24.00 mi14:08:573:18:348:168:51
8:51
-0:12
40K
24.85 mi14:16:343:26:118:187:37
8:54
+0:03
25.2M
25.20 mi14:20:033:29:408:193:29
10:06
+1:12
Finish
26.22 mi14:28:593:38:368:218:56
8:46
-1:20

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

7:45 /mi

Average Pace

8:21 /mi

Slowest Pace

10:06 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:03:07

56% of race

Time at Steady Pace

1:10:40

32% of race

Time at Slower Pace

24:49

11% of race

Average Pace: 8:20 /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 mi11:15:2525:028:0325:02
8:03
#17071
10K
6.21 mi11:39:4149:187:5624:16
7:49
#15967
15K
9.32 mi12:03:461:13:237:5224:05
7:45
#15278
20K
12.43 mi12:28:371:38:147:5424:51
8:00
#15145
Half
13.11 mi12:33:571:43:347:545:20
7:49
#15098
25K
15.53 mi12:53:302:03:077:5619:33
8:04
#14957
30K
18.64 mi13:20:152:29:528:0226:45
8:37
#15047
20M
20.00 mi13:32:202:41:578:0612:05
8:54
#15119
21M
21.00 mi13:42:202:51:578:1110:00
10:00
#15319
35K
21.75 mi13:48:462:58:238:126:26
8:36
#15316
23M
23.00 mi14:00:063:09:438:1511:20
9:03
#15370
24M
24.00 mi14:08:573:18:348:168:51
8:51
#15424
40K
24.85 mi14:16:343:26:118:187:37
8:54
#15416
25.2M
25.20 mi14:20:033:29:408:193:29
10:06
#15435
Finish
26.22 mi14:28:593:38:368:218:56
8:46
#15517
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF50-54Seg. OverallSeg. FemalesSeg. F50-54
5K3.11 mi3.11 mi170715775577513973(Top 49%)4004(Top 33%)4004(Top 307%)
10K6.21 mi3.10 mi15967+11045117+6585117+65814942(Top 53%)4501(Top 37%)4501(Top 345%)
15K9.32 mi3.11 mi15278+6894723+3944723+39413973(Top 49%)4004(Top 33%)4004(Top 307%)
20K12.43 mi3.11 mi15145+1334663+604663+6014935(Top 53%)4616(Top 38%)4616(Top 354%)
Half13.11 mi0.68 mi15098+474639+244639+2414490(Top 51%)4355(Top 36%)4355(Top 334%)
25K15.53 mi2.42 mi14957+1414592+474592+4714396(Top 51%)4431(Top 36%)4431(Top 340%)
30K18.64 mi3.11 mi15047-904691-994691-9915460(Top 54%)5153(Top 42%)5153(Top 395%)
20M20.00 mi1.36 mi15119-724771-804771-8016187(Top 57%)5706(Top 47%)5706(Top 438%)
21M21.00 mi1.00 mi15319-2004903-1324903-13218289(Top 64%)6936(Top 57%)6936(Top 532%)
35K21.75 mi0.75 mi15316+34920-174920-1716075(Top 57%)5818(Top 48%)5818(Top 447%)
23M23.00 mi1.25 mi15370-544996-764996-7616558(Top 58%)6199(Top 51%)6199(Top 476%)
24M24.00 mi1.00 mi15424-545055-595055-5916591(Top 58%)6253(Top 51%)6253(Top 480%)
40K24.85 mi0.85 mi15416+85078-235078-2315816(Top 56%)5945(Top 49%)5945(Top 456%)
25.2M25.20 mi0.35 mi15435-195100-225100-2217478(Top 62%)6832(Top 56%)6832(Top 524%)
Finish26.22 mi1.02 mi15517-825162-625162-6217879(Top 63%)7014(Top 57%)7014(Top 538%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 49%
×21stories
+97ft-345ft

Overall

13973

Females

4004

F50-54

4004

5K→10K

3.1 - 6.2 mi

Top 53%
×5stories
+79ft-138ft

Overall

14942

Females

4501

F50-54

4501

10K→15K

6.2 - 9.3 mi

Top 49%
×3stories
+67ft-78ft

Overall

13973

Females

4004

F50-54

4004

15K→20K

9.3 - 12.4 mi

Top 53%
×5stories
+106ft-86ft

Overall

14935

Females

4616

F50-54

4616

20K→Half

12.4 - 13.1 mi

Top 51%
×2stories
+19ft-37ft

Overall

14490

Females

4355

F50-54

4355

Half→25K

13.1 - 15.5 mi

Top 51%
×4stories
+66ft-88ft

Overall

14396

Females

4431

F50-54

4431

25K→30K

15.5 - 18.6 mi

Top 54%
×9stories
+181ft-148ft

Overall

15460

Females

5153

F50-54

5153

30K→20M

18.6 - 20.0 mi

Top 57%
×5stories
+64ft-50ft

Overall

16187

Females

5706

F50-54

5706

20M→21M

20.0 - 21.0 mi

Top 64%
×8stories
+106ft-24ft

Overall

18289

Females

6936

F50-54

6936

21M→35K

21.0 - 21.8 mi

Top 57%
×7stories
+17ft-86ft

Overall

16075

Females

5818

F50-54

5818

35K→23M

21.8 - 23.0 mi

Top 58%
×5stories
+23ft-63ft

Overall

16558

Females

6199

F50-54

6199

23M→24M

23.0 - 24.0 mi

Top 58%
×6stories
+12ft-82ft

Overall

16591

Females

6253

F50-54

6253

24M→40K

24.0 - 24.9 mi

Top 56%
×1story
+6ft-20ft

Overall

15816

Females

5945

F50-54

5945

40K→25.2M

24.9 - 25.2 mi

Top 62%
×1story
+13ft-16ft

Overall

17478

Females

6832

F50-54

6832

25.2M→Finish

25.2 - 26.2 mi

Top 63%
×2stories
+22ft-21ft

Overall

17879

Females

7014

F50-54

7014

Passing Analysis

Category:
Athletes Passed
3170
Passed By
1616
Net Change
+1554
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#17071
5K → 10K114440+1104#17071#15967
10K → 15K70718+689#15967#15278
15K → 20K269136+133#15278#15145
20K → Half6720+47#15145#15098
Half → 25K23897+141#15098#14957
25K → 30K224314-90#14957#15047
30K → 20M106178-72#15047#15119
20M → 21M65265-200#15119#15319
21M → 35K7471+3#15319#15316
35K → 23M91145-54#15316#15370
23M → 24M52106-54#15370#15424
24M → 40K7870+8#15424#15416
40K → 25.2M1837-19#15416#15435
25.2M → Finish37119-82#15435#15517
TOTALS31701616+1554
📊

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