Boston Marathon logo
BOSTON MARATHON 2025

Lily Richards

Bib: 31080•F

MA

0:00
0:00
/ mi
Be the first to cheer!
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
9:52/mi
30:39
↑ 97↓ 3451.5%
10K· 6.21 mi
9:56/mi
1:01:32
↑ 79↓ 1380.4%
15K· 9.32 mi
10:08/mi
1:33:02
↑ 67↓ 78
20K· 12.43 mi
10:23/mi
2:05:19
↑ 106↓ 860.1%
Half· 13.11 mi
10:04/mi
2:12:11
↑ 19↓ 370.5%
25K· 15.53 mi
10:52/mi
2:38:32
↑ 66↓ 880.2%
30K· 18.64 mi
11:08/mi
3:13:08
↑ 181↓ 1480.2%
20M
11:01/mi
3:28:06
↑ 64↓ 500.2%
21M
11:51/mi
3:39:57
↑ 106↓ 241.6%
35K· 21.75 mi
9:56/mi
3:47:23
↑ 17↓ 861.7%
23M
10:40/mi
4:00:44
↑ 23↓ 630.6%
24M
10:39/mi
4:11:23
↓ 821.3%
40K· 24.85 mi
10:25/mi
4:20:17
↓ 200.3%
25.2M
11:21/mi
4:24:12
↑ 13↓ 160.2%
Finish· 26.22 mi
9:39/mi
4:34:02
↑ 22↓ 21

The Course

Is this your race?

Claim it — unlock a deeper AI report on this race, free

A personalized Race Performance Report that goes beyond this page — emailed to you, built from your real splits.

Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time2:12:11
Pace10:05 /mi
2nd Half
Distance13.11 mi
Time2:21:51
Pace10:49 /mi
📊Positive Split: 7.3% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:54:2530:399:5230:39
9:52
-
10K
6.21 mi12:25:181:01:329:5430:53
9:56
+0:04
15K
9.32 mi12:56:481:33:029:5931:30
10:08
+0:12
20K
12.43 mi13:29:052:05:1910:0532:17
10:23
+0:15
Half
13.11 mi13:35:572:12:1110:056:52
10:04
-0:19
25K
15.53 mi14:02:182:38:3210:1226:21
10:52
+0:48
30K
18.64 mi14:36:543:13:0810:2234:36
11:08
+0:16
20M
20.00 mi14:51:523:28:0610:2414:58
11:01
-0:07
21M
21.00 mi15:03:433:39:5710:2811:51
11:51
+0:50
35K
21.75 mi15:11:093:47:2310:277:26
9:56
-1:55
23M
23.00 mi15:24:304:00:4410:2813:21
10:40
+0:44
24M
24.00 mi15:35:094:11:2310:2810:39
10:39
-0:01
40K
24.85 mi15:44:034:20:1710:288:54
10:25
-0:14
25.2M
25.20 mi15:47:584:24:1210:293:55
11:21
+0:56
Finish
26.22 mi15:57:484:34:0210:289:50
9:39
-1:42

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

9:39 /mi

Average Pace

10:28 /mi

Slowest Pace

11:51 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:25:40

31% of race

Time at Steady Pace

1:36:41

35% of race

Time at Slower Pace

1:31:41

33% of race

Average Pace: 10:27 /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 mi11:54:2530:399:5230:39
9:52
#25254
10K
6.21 mi12:25:181:01:329:5430:53
9:56
#25197
15K
9.32 mi12:56:481:33:029:5931:30
10:08
#25237
20K
12.43 mi13:29:052:05:1910:0532:17
10:23
#25210
Half
13.11 mi13:35:572:12:1110:056:52
10:04
#25192
25K
15.53 mi14:02:182:38:3210:1226:21
10:52
#25129
30K
18.64 mi14:36:543:13:0810:2234:36
11:08
#24991
20M
20.00 mi14:51:523:28:0610:2414:58
11:01
#24889
21M
21.00 mi15:03:433:39:5710:2811:51
11:51
#24805
35K
21.75 mi15:11:093:47:2310:277:26
9:56
#24726
23M
23.00 mi15:24:304:00:4410:2813:21
10:40
#24631
24M
24.00 mi15:35:094:11:2310:2810:39
10:39
#24576
40K
24.85 mi15:44:034:20:1710:288:54
10:25
#24487
25.2M
25.20 mi15:47:584:24:1210:293:55
11:21
#24454
Finish
26.22 mi15:57:484:34:0210:289:50
9:39
#24377
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi3.11 mi25254103481034825292(Top 89%)10401(Top 85%)10401(Top 190%)
10K6.21 mi3.10 mi25197+5710338+1010338+1025181(Top 89%)10328(Top 84%)10328(Top 189%)
15K9.32 mi3.11 mi25237-4010356-1810356-1825292(Top 89%)10401(Top 85%)10401(Top 190%)
20K12.43 mi3.11 mi25210+2710353+310353+325009(Top 88%)10264(Top 84%)10264(Top 188%)
Half13.11 mi0.68 mi25192+1810344+910344+924978(Top 88%)10248(Top 84%)10248(Top 187%)
25K15.53 mi2.42 mi25129+6310323+2110323+2125006(Top 88%)10289(Top 84%)10289(Top 188%)
30K18.64 mi3.11 mi24991+13810273+5010273+5024274(Top 85%)10010(Top 82%)10010(Top 183%)
20M20.00 mi1.36 mi24889+10210236+3710236+3723617(Top 83%)9749(Top 80%)9749(Top 178%)
21M21.00 mi1.00 mi24805+8410193+4310193+4323330(Top 82%)9672(Top 79%)9672(Top 177%)
35K21.75 mi0.75 mi24726+7910161+3210161+3221755(Top 77%)8913(Top 73%)8913(Top 163%)
23M23.00 mi1.25 mi24631+9510133+2810133+2822446(Top 79%)9316(Top 76%)9316(Top 170%)
24M24.00 mi1.00 mi24576+5510114+1910114+1923218(Top 82%)9745(Top 80%)9745(Top 178%)
40K24.85 mi0.85 mi24487+8910074+4010074+4021697(Top 76%)9047(Top 74%)9047(Top 165%)
25.2M25.20 mi0.35 mi24454+3310057+1710057+1721726(Top 76%)9032(Top 74%)9032(Top 165%)
Finish26.22 mi1.02 mi24377+7710036+2110036+2121754(Top 77%)9047(Top 74%)9047(Top 165%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 89%
×21story building
+97ft-345ft

Overall

25292

Females

10401

F18-39

10401

5K→10K

3.1 - 6.2 mi

Top 89%
×5story building
+79ft-138ft

Overall

25181

Females

10328

F18-39

10328

10K→15K

6.2 - 9.3 mi

Top 89%
×3story building
+67ft-78ft

Overall

25292

Females

10401

F18-39

10401

15K→20K

9.3 - 12.4 mi

Top 88%
×5story building
+106ft-86ft

Overall

25009

Females

10264

F18-39

10264

20K→Half

12.4 - 13.1 mi

Top 88%
×2story building
+19ft-37ft

Overall

24978

Females

10248

F18-39

10248

Half→25K

13.1 - 15.5 mi

Top 88%
×4story building
+66ft-88ft

Overall

25006

Females

10289

F18-39

10289

25K→30K

15.5 - 18.6 mi

Top 85%
×9story building
+181ft-148ft

Overall

24274

Females

10010

F18-39

10010

30K→20M

18.6 - 20.0 mi

Top 83%
×5story building
+64ft-50ft

Overall

23617

Females

9749

F18-39

9749

20M→21M

20.0 - 21.0 mi

Top 82%
×8story building
+106ft-24ft

Overall

23330

Females

9672

F18-39

9672

21M→35K

21.0 - 21.8 mi

Top 77%
×7story building
+17ft-86ft

Overall

21755

Females

8913

F18-39

8913

35K→23M

21.8 - 23.0 mi

Top 79%
×5story building
+23ft-63ft

Overall

22446

Females

9316

F18-39

9316

23M→24M

23.0 - 24.0 mi

Top 82%
×6story building
+12ft-82ft

Overall

23218

Females

9745

F18-39

9745

24M→40K

24.0 - 24.9 mi

Top 76%
×1story
+6ft-20ft

Overall

21697

Females

9047

F18-39

9047

40K→25.2M

24.9 - 25.2 mi

Top 76%
×1story
+13ft-16ft

Overall

21726

Females

9032

F18-39

9032

25.2M→Finish

25.2 - 26.2 mi

Top 77%
×2story building
+22ft-21ft

Overall

21754

Females

9047

F18-39

9047

Passing Analysis

Category:
Athletes Passed
1525
Passed By
648
Net Change
+877
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#25254
5K → 10K212155+57#25254#25197
10K → 15K126166-40#25197#25237
15K → 20K153126+27#25237#25210
20K → Half3012+18#25210#25192
Half → 25K13471+63#25192#25129
25K → 30K18850+138#25129#24991
30K → 20M11412+102#24991#24889
20M → 21M10117+84#24889#24805
21M → 35K790+79#24805#24726
35K → 23M10813+95#24726#24631
23M → 24M6813+55#24631#24576
24M → 40K923+89#24576#24487
40K → 25.2M363+33#24487#24454
25.2M → Finish847+77#24454#24377
TOTALS1525648+877
📊

Passing Visuals

Category:
Loading...

🔄Passing Circle

Loading...

🌊Position Flow

Loading...

🏃Race Lanes

Loading...

Upload your GPX file

Supports Garmin, Apple Watch, Polar, Suunto, COROS, Strava, and other apps

.gpx files up to 10MB

Export Track Data

Download your race performance as a GPX or TCX file to import into Strava, Garmin Connect, or other fitness apps.

Questions or issues regarding timing data?

If you notice any discrepancies in your timing data or have questions about your results, our support team can help.

Contact Race Support

Public Race Data

Boston Athletic Association

Boston Athletic Association

Mika Timing

Mika Timing