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BOSTON MARATHON 2025

Caroline Burke

Bib: 30979•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
27:46
Rank: #22164
Start → 5K
27:46 | 8:56/mi
10K· 6.21 mi
55:18
Rank: #21958 (+206)
5K → 10K
27:32 | 8:52/mi
15K· 9.32 mi
1:22:52
Rank: #21771 (+187)
10K → 15K
27:34 | 8:52/mi
20K· 12.43 mi
1:50:44
Rank: #21501 (+270)
15K → 20K
27:52 | 8:58/mi
Half· 13.11 mi
1:56:44
Rank: #21458 (+43)
20K → Half
6:00 | 8:48/mi
25K· 15.53 mi
2:18:55
Rank: #21306 (+152)
Half → 25K
22:11 | 9:09/mi
30K· 18.64 mi
2:48:12
Rank: #20983 (+323)
25K → 30K
29:17 | 9:26/mi
20M
3:01:07
Rank: #20822 (+161)
30K → 20M
12:55 | 9:30/mi
21M
3:11:46
Rank: #20795 (+27)
20M → 21M
10:39 | 10:39/mi
35K· 21.75 mi
3:18:20
Rank: #20657 (+138)
21M → 35K
6:34 | 8:47/mi
23M
3:30:13
Rank: #20553 (+104)
35K → 23M
11:53 | 9:29/mi
24M
3:39:10
Rank: #20436 (+117)
23M → 24M
8:57 | 8:57/mi
40K· 24.85 mi
3:47:00
Rank: #20328 (+108)
24M → 40K
7:50 | 9:10/mi
25.2M
3:50:20
Rank: #20264 (+64)
40K → 25.2M
3:20 | 9:40/mi
Finish· 26.22 mi
3:58:52
Rank: #20131 (+133)
25.2M → Finish
8:32 | 8:22/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:56:44
Pace8:54 /mi
2nd Half
Distance13.11 mi
Time2:02:08
Pace9:19 /mi
📊Positive Split: 4.6% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:48:3727:468:5627:46
8:56
-
10K
6.21 mi12:16:0955:188:5427:32
8:52
-0:04
15K
9.32 mi12:43:431:22:528:5327:34
8:52
0:00
20K
12.43 mi13:11:351:50:448:5527:52
8:58
+0:06
Half
13.11 mi13:17:351:56:448:546:00
8:48
-0:10
25K
15.53 mi13:39:462:18:558:5722:11
9:09
+0:21
30K
18.64 mi14:09:032:48:129:0129:17
9:26
+0:17
20M
20.00 mi14:21:583:01:079:0312:55
9:30
+0:04
21M
21.00 mi14:32:373:11:469:0810:39
10:39
+1:09
35K
21.75 mi14:39:113:18:209:076:34
8:47
-1:52
23M
23.00 mi14:51:043:30:139:0811:53
9:29
+0:42
24M
24.00 mi15:00:013:39:109:088:57
8:57
-0:32
40K
24.85 mi15:07:513:47:009:087:50
9:10
+0:13
25.2M
25.20 mi15:11:113:50:209:083:20
9:40
+0:30
Finish
26.22 mi15:19:433:58:529:078:32
8:22
-1:18

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

8:22 /mi

Average Pace

9:07 /mi

Slowest Pace

10:39 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

8:32

4% of race

Time at Steady Pace

2:42:16

68% of race

Time at Slower Pace

1:08:04

28% of race

Average Pace: 9:07 /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 mi11:48:3727:468:5627:46
8:56
#22164
10K
6.21 mi12:16:0955:188:5427:32
8:52
#21958
15K
9.32 mi12:43:431:22:528:5327:34
8:52
#21771
20K
12.43 mi13:11:351:50:448:5527:52
8:58
#21501
Half
13.11 mi13:17:351:56:448:546:00
8:48
#21458
25K
15.53 mi13:39:462:18:558:5722:11
9:09
#21306
30K
18.64 mi14:09:032:48:129:0129:17
9:26
#20983
20M
20.00 mi14:21:583:01:079:0312:55
9:30
#20822
21M
21.00 mi14:32:373:11:469:0810:39
10:39
#20795
35K
21.75 mi14:39:113:18:209:076:34
8:47
#20657
23M
23.00 mi14:51:043:30:139:0811:53
9:29
#20553
24M
24.00 mi15:00:013:39:109:088:57
8:57
#20436
40K
24.85 mi15:07:513:47:009:087:50
9:10
#20328
25.2M
25.20 mi15:11:113:50:209:083:20
9:40
#20264
Finish
26.22 mi15:19:433:58:529:078:32
8:22
#20131
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi3.11 mi221648713871321421(Top 75%)8229(Top 67%)8229(Top 150%)
10K6.21 mi3.10 mi21958+2068584+1298584+12921709(Top 76%)8426(Top 69%)8426(Top 154%)
15K9.32 mi3.11 mi21771+1878479+1058479+10521421(Top 75%)8229(Top 67%)8229(Top 150%)
20K12.43 mi3.11 mi21501+2708314+1658314+16520817(Top 73%)7958(Top 65%)7958(Top 146%)
Half13.11 mi0.68 mi21458+438291+238291+2320907(Top 74%)7990(Top 65%)7990(Top 146%)
25K15.53 mi2.42 mi21306+1528215+768215+7620564(Top 72%)7850(Top 64%)7850(Top 144%)
30K18.64 mi3.11 mi20983+3238082+1338082+13319650(Top 69%)7474(Top 61%)7474(Top 137%)
20M20.00 mi1.36 mi20822+1618007+758007+7519216(Top 68%)7381(Top 60%)7381(Top 135%)
21M21.00 mi1.00 mi20795+278006+18006+120457(Top 72%)8157(Top 67%)8157(Top 149%)
35K21.75 mi0.75 mi20657+1387954+527954+5217190(Top 61%)6469(Top 53%)6469(Top 118%)
23M23.00 mi1.25 mi20553+1047919+357919+3518681(Top 66%)7341(Top 60%)7341(Top 134%)
24M24.00 mi1.00 mi20436+1177868+517868+5117148(Top 60%)6583(Top 54%)6583(Top 120%)
40K24.85 mi0.85 mi20328+1087831+377831+3717211(Top 61%)6706(Top 55%)6706(Top 123%)
25.2M25.20 mi0.35 mi20264+647806+257806+2515550(Top 55%)5874(Top 48%)5874(Top 107%)
Finish26.22 mi1.02 mi20131+1337746+607746+6015449(Top 54%)5738(Top 47%)5738(Top 105%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 75%
×21stories
+97ft-345ft

Overall

21421

Females

8229

F18-39

8229

5K→10K

3.1 - 6.2 mi

Top 76%
×5stories
+79ft-138ft

Overall

21709

Females

8426

F18-39

8426

10K→15K

6.2 - 9.3 mi

Top 75%
×3stories
+67ft-78ft

Overall

21421

Females

8229

F18-39

8229

15K→20K

9.3 - 12.4 mi

Top 73%
×5stories
+106ft-86ft

Overall

20817

Females

7958

F18-39

7958

20K→Half

12.4 - 13.1 mi

Top 74%
×2stories
+19ft-37ft

Overall

20907

Females

7990

F18-39

7990

Half→25K

13.1 - 15.5 mi

Top 72%
×4stories
+66ft-88ft

Overall

20564

Females

7850

F18-39

7850

25K→30K

15.5 - 18.6 mi

Top 69%
×9stories
+181ft-148ft

Overall

19650

Females

7474

F18-39

7474

30K→20M

18.6 - 20.0 mi

Top 68%
×5stories
+64ft-50ft

Overall

19216

Females

7381

F18-39

7381

20M→21M

20.0 - 21.0 mi

Top 72%
×8stories
+106ft-24ft

Overall

20457

Females

8157

F18-39

8157

21M→35K

21.0 - 21.8 mi

Top 61%
×7stories
+17ft-86ft

Overall

17190

Females

6469

F18-39

6469

35K→23M

21.8 - 23.0 mi

Top 66%
×5stories
+23ft-63ft

Overall

18681

Females

7341

F18-39

7341

23M→24M

23.0 - 24.0 mi

Top 60%
×6stories
+12ft-82ft

Overall

17148

Females

6583

F18-39

6583

24M→40K

24.0 - 24.9 mi

Top 61%
×1story
+6ft-20ft

Overall

17211

Females

6706

F18-39

6706

40K→25.2M

24.9 - 25.2 mi

Top 55%
×1story
+13ft-16ft

Overall

15550

Females

5874

F18-39

5874

25.2M→Finish

25.2 - 26.2 mi

Top 54%
×2stories
+22ft-21ft

Overall

15449

Females

5738

F18-39

5738

Passing Analysis

Category:
Athletes Passed
2688
Passed By
655
Net Change
+2033
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#22164
5K → 10K372166+206#22164#21958
10K → 15K293106+187#21958#21771
15K → 20K33262+270#21771#21501
20K → Half5815+43#21501#21458
Half → 25K22472+152#21458#21306
25K → 30K36542+323#21306#20983
30K → 20M19433+161#20983#20822
20M → 21M10780+27#20822#20795
21M → 35K1457+138#20795#20657
35K → 23M13632+104#20657#20553
23M → 24M12710+117#20553#20436
24M → 40K12113+108#20436#20328
40K → 25.2M673+64#20328#20264
25.2M → Finish14714+133#20264#20131
TOTALS2688655+2033
📊

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