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BOSTON MARATHON 2025

Lily Joyce

Bib: 31210•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
10:36/mi
32:56
↑ 97↓ 3451.5%
10K· 6.21 mi
11:09/mi
1:07:34
↑ 79↓ 1380.4%
15K· 9.32 mi
10:50/mi
1:41:13
↑ 67↓ 78
20K· 12.43 mi
11:37/mi
2:17:20
↑ 106↓ 860.1%
Half· 13.11 mi
10:43/mi
2:24:39
↑ 19↓ 370.5%
25K· 15.53 mi
13:33/mi
2:57:30
↑ 66↓ 880.2%
30K· 18.64 mi
14:57/mi
3:43:58
↑ 181↓ 1480.2%
20M
14:19/mi
4:03:25
↑ 64↓ 500.2%
21M
18:25/mi
4:21:50
↑ 106↓ 241.6%
35K· 21.75 mi
14:11/mi
4:32:27
↑ 17↓ 861.7%
23M
11:51/mi
4:47:17
↑ 23↓ 630.6%
24M
13:00/mi
5:00:17
↓ 821.3%
40K· 24.85 mi
17:38/mi
5:15:22
↓ 200.3%
25.2M
13:49/mi
5:20:08
↑ 13↓ 160.2%
Finish· 26.22 mi
10:50/mi
5:31:10
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time2:24:39
Pace11:02 /mi
2nd Half
Distance13.11 mi
Time3:06:31
Pace14:14 /mi
📊Positive Split: 28.9% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:56:3632:5610:3632:56
10:36
-
10K
6.21 mi12:31:141:07:3410:5234:38
11:09
+0:33
15K
9.32 mi13:04:531:41:1310:5233:39
10:50
-0:19
20K
12.43 mi13:41:002:17:2011:0336:07
11:37
+0:47
Half
13.11 mi13:48:192:24:3911:027:19
10:43
-0:54
25K
15.53 mi14:21:102:57:3011:2632:51
13:33
+2:50
30K
18.64 mi15:07:383:43:5812:0146:28
14:57
+1:24
20M
20.00 mi15:27:054:03:2512:1019:27
14:19
-0:38
21M
21.00 mi15:45:304:21:5012:2818:25
18:25
+4:06
35K
21.75 mi15:56:074:32:2712:3210:37
14:11
-4:14
23M
23.00 mi16:10:574:47:1712:2914:50
11:51
-2:20
24M
24.00 mi16:23:575:00:1712:3113:00
13:00
+1:09
40K
24.85 mi16:39:025:15:2212:4115:05
17:38
+4:38
25.2M
25.20 mi16:43:485:20:0812:424:46
13:49
-3:49
Finish
26.22 mi16:54:505:31:1012:3811:02
10:50
-2:59

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

10:36 /mi

Average Pace

12:38 /mi

Slowest Pace

18:25 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:35:41

47% of race

Time at Steady Pace

1:16:04

23% of race

Time at Slower Pace

1:39:25

30% of race

Average Pace: 12:38 /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 mi11:56:3632:5610:3632:56
10:36
#26960
10K
6.21 mi12:31:141:07:3410:5234:38
11:09
#27155
15K
9.32 mi13:04:531:41:1310:5233:39
10:50
#26886
20K
12.43 mi13:41:002:17:2011:0336:07
11:37
#26856
Half
13.11 mi13:48:192:24:3911:027:19
10:43
#26820
25K
15.53 mi14:21:102:57:3011:2632:51
13:33
#27043
30K
18.64 mi15:07:383:43:5812:0146:28
14:57
#27302
20M
20.00 mi15:27:054:03:2512:1019:27
14:19
#27346
21M
21.00 mi15:45:304:21:5012:2818:25
18:25
#27488
35K
21.75 mi15:56:074:32:2712:3210:37
14:11
#27504
23M
23.00 mi16:10:574:47:1712:2914:50
11:51
#27426
24M
24.00 mi16:23:575:00:1712:3113:00
13:00
#27420
40K
24.85 mi16:39:025:15:2212:4115:05
17:38
#27513
25.2M
25.20 mi16:43:485:20:0812:424:46
13:49
#27502
Finish
26.22 mi16:54:505:31:1012:3811:02
10:50
#27464
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi3.11 mi26960113031130326455(Top 93%)11036(Top 90%)11036(Top 202%)
10K6.21 mi3.10 mi27155-19511450-14711450-14727232(Top 96%)11502(Top 94%)11502(Top 210%)
15K9.32 mi3.11 mi26886+26911288+16211288+16226455(Top 93%)11036(Top 90%)11036(Top 202%)
20K12.43 mi3.11 mi26856+3011275+1311275+1326767(Top 94%)11256(Top 92%)11256(Top 206%)
Half13.11 mi0.68 mi26820+3611257+1811257+1826121(Top 92%)10903(Top 89%)10903(Top 199%)
25K15.53 mi2.42 mi27043-22311407-15011407-15027642(Top 97%)11797(Top 96%)11797(Top 216%)
30K18.64 mi3.11 mi27302-25911587-18011587-18028018(Top 99%)12066(Top 99%)12066(Top 221%)
20M20.00 mi1.36 mi27346-4411613-2611613-2627512(Top 97%)11826(Top 97%)11826(Top 216%)
21M21.00 mi1.00 mi27488-14211707-9411707-9428314(Top 100%)12195(Top 100%)12195(Top 223%)
35K21.75 mi0.75 mi27504-1611718-1111718-1127778(Top 98%)11996(Top 98%)11996(Top 219%)
23M23.00 mi1.25 mi27426+7811677+4111677+4124848(Top 87%)10523(Top 86%)10523(Top 192%)
24M24.00 mi1.00 mi27420+611678-111678-126855(Top 95%)11563(Top 95%)11563(Top 211%)
40K24.85 mi0.85 mi27513-9311734-5611734-5628301(Top 100%)12195(Top 100%)12195(Top 223%)
25.2M25.20 mi0.35 mi27502+1111731+311731+326055(Top 92%)11213(Top 92%)11213(Top 205%)
Finish26.22 mi1.02 mi27464+3811712+1911712+1925002(Top 88%)10662(Top 87%)10662(Top 195%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 93%
×21story building
+97ft-345ft

Overall

26455

Females

11036

F18-39

11036

5K→10K

3.1 - 6.2 mi

Top 96%
×5story building
+79ft-138ft

Overall

27232

Females

11502

F18-39

11502

10K→15K

6.2 - 9.3 mi

Top 93%
×3story building
+67ft-78ft

Overall

26455

Females

11036

F18-39

11036

15K→20K

9.3 - 12.4 mi

Top 94%
×5story building
+106ft-86ft

Overall

26767

Females

11256

F18-39

11256

20K→Half

12.4 - 13.1 mi

Top 92%
×2story building
+19ft-37ft

Overall

26121

Females

10903

F18-39

10903

Half→25K

13.1 - 15.5 mi

Top 97%
×4story building
+66ft-88ft

Overall

27642

Females

11797

F18-39

11797

25K→30K

15.5 - 18.6 mi

Top 99%
×9story building
+181ft-148ft

Overall

28018

Females

12066

F18-39

12066

30K→20M

18.6 - 20.0 mi

Top 97%
×5story building
+64ft-50ft

Overall

27512

Females

11826

F18-39

11826

20M→21M

20.0 - 21.0 mi

Top 100%
×8story building
+106ft-24ft

Overall

28314

Females

12195

F18-39

12195

21M→35K

21.0 - 21.8 mi

Top 98%
×7story building
+17ft-86ft

Overall

27778

Females

11996

F18-39

11996

35K→23M

21.8 - 23.0 mi

Top 87%
×5story building
+23ft-63ft

Overall

24848

Females

10523

F18-39

10523

23M→24M

23.0 - 24.0 mi

Top 95%
×6story building
+12ft-82ft

Overall

26855

Females

11563

F18-39

11563

24M→40K

24.0 - 24.9 mi

Top 100%
×1story
+6ft-20ft

Overall

28301

Females

12195

F18-39

12195

40K→25.2M

24.9 - 25.2 mi

Top 92%
×1story
+13ft-16ft

Overall

26055

Females

11213

F18-39

11213

25.2M→Finish

25.2 - 26.2 mi

Top 88%
×2story building
+22ft-21ft

Overall

25002

Females

10662

F18-39

10662

Passing Analysis

Category:
Athletes Passed
739
Passed By
1243
Net Change
-504
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#26960
5K → 10K79274-195#26960#27155
10K → 15K28516+269#27155#26886
15K → 20K11888+30#26886#26856
20K → Half382+36#26856#26820
Half → 25K17240-223#26820#27043
25K → 30K24283-259#27043#27302
30K → 20M1357-44#27302#27346
20M → 21M1143-142#27346#27488
21M → 35K723-16#27488#27504
35K → 23M813+78#27504#27426
23M → 24M2317+6#27426#27420
24M → 40K194-93#27420#27513
40K → 25.2M143+11#27513#27502
25.2M → Finish380+38#27502#27464
TOTALS7391243-504
📊

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