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BOSTON MARATHON 2025

Carolyn Renick

Bib: 17078•F

FL

0:00
0:00
/ mi
Masters
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Overall
#0 / 28404
Top 42%
Gender (Female)
#0 / 12228
Top 26%
Masters (Masters Women)
#0 / 6759
Top 12%
Division (F40-44)
#0 / 1718
Top 26%
Race Day Weather
50°/40°F
broken clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
23:38
Rank: #13198
Start → 5K
23:38 | 7:36/mi
10K· 6.21 mi
47:38
Rank: #13644 (-446)
5K → 10K
24:00 | 7:43/mi
15K· 9.32 mi
1:11:12
Rank: #13224 (+420)
10K → 15K
23:34 | 7:35/mi
20K· 12.43 mi
1:34:54
Rank: #12800 (+424)
15K → 20K
23:42 | 7:38/mi
Half· 13.11 mi
1:40:05
Rank: #12791 (+9)
20K → Half
5:11 | 7:36/mi
25K· 15.53 mi
1:58:53
Rank: #12627 (+164)
Half → 25K
18:48 | 7:45/mi
30K· 18.64 mi
2:23:28
Rank: #12237 (+390)
25K → 30K
24:35 | 7:55/mi
20M
2:34:34
Rank: #12138 (+99)
30K → 20M
11:06 | 8:10/mi
21M
2:43:13
Rank: #12082 (+56)
20M → 21M
8:39 | 8:39/mi
35K· 21.75 mi
2:49:22
Rank: #12130 (-48)
21M → 35K
6:09 | 8:13/mi
23M
2:59:49
Rank: #12110 (+20)
35K → 23M
10:27 | 8:21/mi
24M
3:07:54
Rank: #12081 (+29)
23M → 24M
8:05 | 8:05/mi
40K· 24.85 mi
3:14:55
Rank: #12044 (+37)
24M → 40K
7:01 | 8:12/mi
25.2M
3:17:59
Rank: #12011 (+33)
40K → 25.2M
3:04 | 8:54/mi
Finish· 26.22 mi
3:25:57
Rank: #11976 (+35)
25.2M → Finish
7:58 | 7:49/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:40:05
Pace7:38 /mi
2nd Half
Distance13.11 mi
Time1:45:52
Pace8:05 /mi
📊Positive Split: 5.8% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:13:4423:387:3623:38
7:36
-
10K
6.21 mi11:37:4447:387:4024:00
7:43
+0:07
15K
9.32 mi12:01:181:11:127:3823:34
7:35
-0:08
20K
12.43 mi12:25:001:34:547:3823:42
7:38
+0:03
Half
13.11 mi12:30:111:40:057:385:11
7:36
-0:02
25K
15.53 mi12:48:591:58:537:3918:48
7:45
+0:09
30K
18.64 mi13:13:342:23:287:4224:35
7:55
+0:10
20M
20.00 mi13:24:402:34:347:4411:06
8:10
+0:15
21M
21.00 mi13:33:192:43:137:468:39
8:39
+0:29
35K
21.75 mi13:39:282:49:227:476:09
8:13
-0:26
23M
23.00 mi13:49:552:59:497:4910:27
8:21
+0:08
24M
24.00 mi13:58:003:07:547:508:05
8:05
-0:16
40K
24.85 mi14:05:013:14:557:517:01
8:12
+0:07
25.2M
25.20 mi14:08:053:17:597:513:04
8:54
+0:42
Finish
26.22 mi14:16:033:25:577:527:58
7:49
-1:05

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

7:35 /mi

Average Pace

7:52 /mi

Slowest Pace

8:54 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

3:03:47

89% of race

Time at Steady Pace

22:10

11% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 7:51 /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 mi11:13:4423:387:3623:38
7:36
#13198
10K
6.21 mi11:37:4447:387:4024:00
7:43
#13644
15K
9.32 mi12:01:181:11:127:3823:34
7:35
#13224
20K
12.43 mi12:25:001:34:547:3823:42
7:38
#12800
Half
13.11 mi12:30:111:40:057:385:11
7:36
#12791
25K
15.53 mi12:48:591:58:537:3918:48
7:45
#12627
30K
18.64 mi13:13:342:23:287:4224:35
7:55
#12237
20M
20.00 mi13:24:402:34:347:4411:06
8:10
#12138
21M
21.00 mi13:33:192:43:137:468:39
8:39
#12082
35K
21.75 mi13:39:282:49:227:476:09
8:13
#12130
23M
23.00 mi13:49:552:59:497:4910:27
8:21
#12110
24M
24.00 mi13:58:003:07:547:508:05
8:05
#12081
40K
24.85 mi14:05:013:14:557:517:01
8:12
#12044
25.2M
25.20 mi14:08:053:17:597:513:04
8:54
#12011
Finish
26.22 mi14:16:033:25:577:527:58
7:49
#11976
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF40-44Seg. OverallSeg. FemalesSeg. F40-44
5K3.11 mi3.11 mi131983435343512480(Top 44%)3154(Top 26%)3154(Top 184%)
10K6.21 mi3.10 mi13644-4463730-2953730-29514123(Top 50%)4027(Top 33%)4027(Top 234%)
15K9.32 mi3.11 mi13224+4203528+2023528+20212480(Top 44%)3154(Top 26%)3154(Top 184%)
20K12.43 mi3.11 mi12800+4243329+1993329+19911810(Top 42%)2897(Top 24%)2897(Top 169%)
Half13.11 mi0.68 mi12791+93330-13330-112599(Top 44%)3283(Top 27%)3283(Top 191%)
25K15.53 mi2.42 mi12627+1643260+703260+7011992(Top 42%)3114(Top 25%)3114(Top 181%)
30K18.64 mi3.11 mi12237+3903122+1383122+13810756(Top 38%)2670(Top 22%)2670(Top 155%)
20M20.00 mi1.36 mi12138+993105+173105+1711620(Top 41%)3242(Top 27%)3242(Top 189%)
21M21.00 mi1.00 mi12082+563115-103115-1011398(Top 40%)3299(Top 27%)3299(Top 192%)
35K21.75 mi0.75 mi12130-483169-543169-5413766(Top 48%)4546(Top 37%)4546(Top 265%)
23M23.00 mi1.25 mi12110+203190-213190-2112329(Top 43%)3912(Top 32%)3912(Top 228%)
24M24.00 mi1.00 mi12081+293215-253215-2511813(Top 42%)3708(Top 30%)3708(Top 216%)
40K24.85 mi0.85 mi12044+373234-193234-1911611(Top 41%)3703(Top 30%)3703(Top 216%)
25.2M25.20 mi0.35 mi12011+333230+43230+411244(Top 40%)3618(Top 30%)3618(Top 211%)
Finish26.22 mi1.02 mi11976+353236-63236-611586(Top 41%)3739(Top 31%)3739(Top 218%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 44%
×21stories
+97ft-345ft

Overall

12480

Females

3154

F40-44

3154

5K→10K

3.1 - 6.2 mi

Top 50%
×5stories
+79ft-138ft

Overall

14123

Females

4027

F40-44

4027

10K→15K

6.2 - 9.3 mi

Top 44%
×3stories
+67ft-78ft

Overall

12480

Females

3154

F40-44

3154

15K→20K

9.3 - 12.4 mi

Top 42%
×5stories
+106ft-86ft

Overall

11810

Females

2897

F40-44

2897

20K→Half

12.4 - 13.1 mi

Top 44%
×2stories
+19ft-37ft

Overall

12599

Females

3283

F40-44

3283

Half→25K

13.1 - 15.5 mi

Top 42%
×4stories
+66ft-88ft

Overall

11992

Females

3114

F40-44

3114

25K→30K

15.5 - 18.6 mi

Top 38%
×9stories
+181ft-148ft

Overall

10756

Females

2670

F40-44

2670

30K→20M

18.6 - 20.0 mi

Top 41%
×5stories
+64ft-50ft

Overall

11620

Females

3242

F40-44

3242

20M→21M

20.0 - 21.0 mi

Top 40%
×8stories
+106ft-24ft

Overall

11398

Females

3299

F40-44

3299

21M→35K

21.0 - 21.8 mi

Top 48%
×7stories
+17ft-86ft

Overall

13766

Females

4546

F40-44

4546

35K→23M

21.8 - 23.0 mi

Top 43%
×5stories
+23ft-63ft

Overall

12329

Females

3912

F40-44

3912

23M→24M

23.0 - 24.0 mi

Top 42%
×6stories
+12ft-82ft

Overall

11813

Females

3708

F40-44

3708

24M→40K

24.0 - 24.9 mi

Top 41%
×1story
+6ft-20ft

Overall

11611

Females

3703

F40-44

3703

40K→25.2M

24.9 - 25.2 mi

Top 40%
×1story
+13ft-16ft

Overall

11244

Females

3618

F40-44

3618

25.2M→Finish

25.2 - 26.2 mi

Top 41%
×2stories
+22ft-21ft

Overall

11586

Females

3739

F40-44

3739

Passing Analysis

Category:
Athletes Passed
2565
Passed By
1343
Net Change
+1222
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#13198
5K → 10K132578-446#13198#13644
10K → 15K46040+420#13644#13224
15K → 20K46642+424#13224#12800
20K → Half3930+9#12800#12791
Half → 25K23268+164#12791#12627
25K → 30K45262+390#12627#12237
30K → 20M16162+99#12237#12138
20M → 21M12872+56#12138#12082
21M → 35K5199-48#12082#12130
35K → 23M11595+20#12130#12110
23M → 24M9667+29#12110#12081
24M → 40K9154+37#12081#12044
40K → 25.2M5320+33#12044#12011
25.2M → Finish8954+35#12011#11976
TOTALS25651343+1222
📊

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