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BOSTON MARATHON 2025

Caroline Mcconville

Bib: 27470•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

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
9:07/mi
28:19
↑ 97↓ 3451.5%
10K· 6.21 mi
9:26/mi
57:37
↑ 79↓ 1380.4%
15K· 9.32 mi
10:05/mi
1:28:58
↑ 67↓ 78
20K· 12.43 mi
10:54/mi
2:02:49
↑ 106↓ 860.1%
Half· 13.11 mi
10:14/mi
2:09:48
↑ 19↓ 370.5%
25K· 15.53 mi
11:52/mi
2:38:35
↑ 66↓ 880.2%
30K· 18.64 mi
13:03/mi
3:19:08
↑ 181↓ 1480.2%
20M
12:48/mi
3:36:31
↑ 64↓ 500.2%
21M
12:57/mi
3:49:28
↑ 106↓ 241.6%
35K· 21.75 mi
11:36/mi
3:58:09
↑ 17↓ 861.7%
23M
12:13/mi
4:13:27
↑ 23↓ 630.6%
24M
12:16/mi
4:25:43
↓ 821.3%
40K· 24.85 mi
13:22/mi
4:37:09
↓ 200.3%
25.2M
12:22/mi
4:41:25
↑ 13↓ 160.2%
Finish· 26.22 mi
10:35/mi
4:52:12
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time2:09:48
Pace9:54 /mi
2nd Half
Distance13.11 mi
Time2:42:24
Pace12:23 /mi
📊Positive Split: 25.1% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:44:1028:199:0728:19
9:07
-
10K
6.21 mi12:13:2857:379:1629:18
9:26
+0:19
15K
9.32 mi12:44:491:28:589:3331:21
10:05
+0:39
20K
12.43 mi13:18:402:02:499:5333:51
10:54
+0:49
Half
13.11 mi13:25:392:09:489:546:59
10:14
-0:40
25K
15.53 mi13:54:262:38:3510:1328:47
11:52
+1:38
30K
18.64 mi14:34:593:19:0810:4140:33
13:03
+1:11
20M
20.00 mi14:52:223:36:3110:5017:23
12:48
-0:15
21M
21.00 mi15:05:193:49:2810:5612:57
12:57
+0:09
35K
21.75 mi15:14:003:58:0910:578:41
11:36
-1:21
23M
23.00 mi15:29:184:13:2711:0115:18
12:13
+0:37
24M
24.00 mi15:41:344:25:4311:0412:16
12:16
+0:03
40K
24.85 mi15:53:004:37:0911:0911:26
13:22
+1:06
25.2M
25.20 mi15:57:164:41:2511:104:16
12:22
-1:00
Finish
26.22 mi16:08:034:52:1211:0910:47
10:35
-1:47

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

9:07 /mi

Average Pace

11:09 /mi

Slowest Pace

13:22 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:20:35

48% of race

Time at Steady Pace

1:09:18

24% of race

Time at Slower Pace

1:22:19

28% of race

Average Pace: 11:09 /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 mi11:44:1028:199:0728:19
9:07
#22886
10K
6.21 mi12:13:2857:379:1629:18
9:26
#23449
15K
9.32 mi12:44:491:28:589:3331:21
10:05
#24159
20K
12.43 mi13:18:402:02:499:5333:51
10:54
#24717
Half
13.11 mi13:25:392:09:489:546:59
10:14
#24751
25K
15.53 mi13:54:262:38:3510:1328:47
11:52
#25135
30K
18.64 mi14:34:593:19:0810:4140:33
13:03
#25561
20M
20.00 mi14:52:223:36:3110:5017:23
12:48
#25624
21M
21.00 mi15:05:193:49:2810:5612:57
12:57
#25588
35K
21.75 mi15:14:003:58:0910:578:41
11:36
#25583
23M
23.00 mi15:29:184:13:2711:0115:18
12:13
#25619
24M
24.00 mi15:41:344:25:4311:0412:16
12:16
#25659
40K
24.85 mi15:53:004:37:0911:0911:26
13:22
#25716
25.2M
25.20 mi15:57:164:41:2511:104:16
12:22
#25702
Finish
26.22 mi16:08:034:52:1211:0910:47
10:35
#25664
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi3.11 mi228869115911525177(Top 89%)10327(Top 84%)10327(Top 189%)
10K6.21 mi3.10 mi23449-5639392-2779392-27723916(Top 84%)9635(Top 79%)9635(Top 176%)
15K9.32 mi3.11 mi24159-7109761-3699761-36925177(Top 89%)10327(Top 84%)10327(Top 189%)
20K12.43 mi3.11 mi24717-55810080-31910080-31925838(Top 91%)10720(Top 88%)10720(Top 196%)
Half13.11 mi0.68 mi24751-3410097-1710097-1725302(Top 89%)10439(Top 85%)10439(Top 191%)
25K15.53 mi2.42 mi25135-38410329-23210329-23226279(Top 93%)11015(Top 90%)11015(Top 201%)
30K18.64 mi3.11 mi25561-42610598-26910598-26926731(Top 94%)11348(Top 93%)11348(Top 207%)
20M20.00 mi1.36 mi25624-6310640-4210640-4226234(Top 92%)11133(Top 91%)11133(Top 204%)
21M21.00 mi1.00 mi25588+3610629+1110629+1124974(Top 88%)10557(Top 86%)10557(Top 193%)
35K21.75 mi0.75 mi25583+510634-510634-525254(Top 89%)10720(Top 88%)10720(Top 196%)
23M23.00 mi1.25 mi25619-3610669-3510669-3525421(Top 89%)10820(Top 88%)10820(Top 198%)
24M24.00 mi1.00 mi25659-4010704-3510704-3525997(Top 92%)11131(Top 91%)11131(Top 204%)
40K24.85 mi0.85 mi25716-5710746-4210746-4226645(Top 94%)11468(Top 94%)11468(Top 210%)
25.2M25.20 mi0.35 mi25702+1410741+510741+523899(Top 84%)10124(Top 83%)10124(Top 185%)
Finish26.22 mi1.02 mi25664+3810727+1410727+1424446(Top 86%)10378(Top 85%)10378(Top 190%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 89%
×21story building
+97ft-345ft

Overall

25177

Females

10327

F18-39

10327

5K→10K

3.1 - 6.2 mi

Top 84%
×5story building
+79ft-138ft

Overall

23916

Females

9635

F18-39

9635

10K→15K

6.2 - 9.3 mi

Top 89%
×3story building
+67ft-78ft

Overall

25177

Females

10327

F18-39

10327

15K→20K

9.3 - 12.4 mi

Top 91%
×5story building
+106ft-86ft

Overall

25838

Females

10720

F18-39

10720

20K→Half

12.4 - 13.1 mi

Top 89%
×2story building
+19ft-37ft

Overall

25302

Females

10439

F18-39

10439

Half→25K

13.1 - 15.5 mi

Top 93%
×4story building
+66ft-88ft

Overall

26279

Females

11015

F18-39

11015

25K→30K

15.5 - 18.6 mi

Top 94%
×9story building
+181ft-148ft

Overall

26731

Females

11348

F18-39

11348

30K→20M

18.6 - 20.0 mi

Top 92%
×5story building
+64ft-50ft

Overall

26234

Females

11133

F18-39

11133

20M→21M

20.0 - 21.0 mi

Top 88%
×8story building
+106ft-24ft

Overall

24974

Females

10557

F18-39

10557

21M→35K

21.0 - 21.8 mi

Top 89%
×7story building
+17ft-86ft

Overall

25254

Females

10720

F18-39

10720

35K→23M

21.8 - 23.0 mi

Top 89%
×5story building
+23ft-63ft

Overall

25421

Females

10820

F18-39

10820

23M→24M

23.0 - 24.0 mi

Top 92%
×6story building
+12ft-82ft

Overall

25997

Females

11131

F18-39

11131

24M→40K

24.0 - 24.9 mi

Top 94%
×1story
+6ft-20ft

Overall

26645

Females

11468

F18-39

11468

40K→25.2M

24.9 - 25.2 mi

Top 84%
×1story
+13ft-16ft

Overall

23899

Females

10124

F18-39

10124

25.2M→Finish

25.2 - 26.2 mi

Top 86%
×2story building
+22ft-21ft

Overall

24446

Females

10378

F18-39

10378

Passing Analysis

Category:
Athletes Passed
459
Passed By
3237
Net Change
-2778
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#22886
5K → 10K66629-563#22886#23449
10K → 15K38748-710#23449#24159
15K → 20K32590-558#24159#24717
20K → Half1347-34#24717#24751
Half → 25K21405-384#24751#25135
25K → 30K22448-426#25135#25561
30K → 20M3396-63#25561#25624
20M → 21M6125+36#25624#25588
21M → 35K3429+5#25588#25583
35K → 23M3571-36#25583#25619
23M → 24M2363-40#25619#25659
24M → 40K1774-57#25659#25716
40K → 25.2M173+14#25716#25702
25.2M → Finish479+38#25702#25664
TOTALS4593237-2778
📊

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