Boston Marathon logo
BOSTON MARATHON 2025

Katie Wallis

Bib: 19645•F

BC

0:00
0:00
/ mi
Be the first to cheer!
Overall
#0 / 28404
Top 37%
Gender (Female)
#0 / 12228
Top 20%
Division (F18-39)
#0 / 5469
Top 35%
Race Day Weather
50°/40°F
broken clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
24:08
Rank: #14514
Start → 5K
24:08 | 7:46/mi
10K· 6.21 mi
47:46
Rank: #13816 (+698)
5K → 10K
23:38 | 7:36/mi
15K· 9.32 mi
1:11:14
Rank: #13255 (+561)
10K → 15K
23:28 | 7:33/mi
20K· 12.43 mi
1:34:48
Rank: #12732 (+523)
15K → 20K
23:34 | 7:35/mi
Half· 13.11 mi
1:39:58
Rank: #12706 (+26)
20K → Half
5:10 | 7:34/mi
25K· 15.53 mi
1:58:40
Rank: #12515 (+191)
Half → 25K
18:42 | 7:43/mi
30K· 18.64 mi
2:23:16
Rank: #12119 (+396)
25K → 30K
24:36 | 7:55/mi
20M
2:33:54
Rank: #11862 (+257)
30K → 20M
10:38 | 7:49/mi
21M
2:42:04
Rank: #11627 (+235)
20M → 21M
8:10 | 8:10/mi
35K· 21.75 mi
2:47:42
Rank: #11498 (+129)
21M → 35K
5:38 | 7:32/mi
23M
2:57:17
Rank: #11204 (+294)
35K → 23M
9:35 | 7:39/mi
24M
3:04:47
Rank: #11002 (+202)
23M → 24M
7:30 | 7:30/mi
40K· 24.85 mi
3:11:19
Rank: #10843 (+159)
24M → 40K
6:32 | 7:38/mi
25.2M
3:14:09
Rank: #10769 (+74)
40K → 25.2M
2:50 | 8:13/mi
Finish· 26.22 mi
3:21:16
Rank: #10513 (+256)
25.2M → Finish
7:07 | 6:59/mi

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
Time1:39:58
Pace7:38 /mi
2nd Half
Distance13.11 mi
Time1:41:18
Pace7:44 /mi
📊Positive Split: 1.3% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:16:1124:087:4624:08
7:46
-
10K
6.21 mi11:39:4947:467:4123:38
7:36
-0:10
15K
9.32 mi12:03:171:11:147:3923:28
7:33
-0:03
20K
12.43 mi12:26:511:34:487:3823:34
7:35
+0:02
Half
13.11 mi12:32:011:39:587:385:10
7:34
-0:01
25K
15.53 mi12:50:431:58:407:3818:42
7:43
+0:09
30K
18.64 mi13:15:192:23:167:4124:36
7:55
+0:12
20M
20.00 mi13:25:572:33:547:4210:38
7:49
-0:06
21M
21.00 mi13:34:072:42:047:438:10
8:10
+0:21
35K
21.75 mi13:39:452:47:427:435:38
7:32
-0:38
23M
23.00 mi13:49:202:57:177:429:35
7:39
+0:07
24M
24.00 mi13:56:503:04:477:427:30
7:30
-0:09
40K
24.85 mi14:03:223:11:197:426:32
7:38
+0:08
25.2M
25.20 mi14:06:123:14:097:422:50
8:13
+0:35
Finish
26.22 mi14:13:193:21:167:417:07
6:59
-1:14

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

6:59 /mi

Average Pace

7:41 /mi

Slowest Pace

8:13 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:52:12

56% of race

Time at Steady Pace

1:29:04

44% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 7:41 /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 mi11:16:1124:087:4624:08
7:46
#14514
10K
6.21 mi11:39:4947:467:4123:38
7:36
#13816
15K
9.32 mi12:03:171:11:147:3923:28
7:33
#13255
20K
12.43 mi12:26:511:34:487:3823:34
7:35
#12732
Half
13.11 mi12:32:011:39:587:385:10
7:34
#12706
25K
15.53 mi12:50:431:58:407:3818:42
7:43
#12515
30K
18.64 mi13:15:192:23:167:4124:36
7:55
#12119
20M
20.00 mi13:25:572:33:547:4210:38
7:49
#11862
21M
21.00 mi13:34:072:42:047:438:10
8:10
#11627
35K
21.75 mi13:39:452:47:427:435:38
7:32
#11498
23M
23.00 mi13:49:202:57:177:429:35
7:39
#11204
24M
24.00 mi13:56:503:04:477:427:30
7:30
#11002
40K
24.85 mi14:03:223:11:197:426:32
7:38
#10843
25.2M
25.20 mi14:06:123:14:097:422:50
8:13
#10769
Finish
26.22 mi14:13:193:21:167:417:07
6:59
#10513
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi3.11 mi145144220422012217(Top 43%)3028(Top 25%)3028(Top 55%)
10K6.21 mi3.10 mi13816+6983831+3893831+38913089(Top 46%)3419(Top 28%)3419(Top 63%)
15K9.32 mi3.11 mi13255+5613544+2873544+28712217(Top 43%)3028(Top 25%)3028(Top 55%)
20K12.43 mi3.11 mi12732+5233290+2543290+25411477(Top 40%)2726(Top 22%)2726(Top 50%)
Half13.11 mi0.68 mi12706+263278+123278+1212367(Top 44%)3134(Top 26%)3134(Top 57%)
25K15.53 mi2.42 mi12515+1913198+803198+8011654(Top 41%)2931(Top 24%)2931(Top 54%)
30K18.64 mi3.11 mi12119+3963058+1403058+14010786(Top 38%)2678(Top 22%)2678(Top 49%)
20M20.00 mi1.36 mi11862+2572956+1022956+1029219(Top 32%)2089(Top 17%)2089(Top 38%)
21M21.00 mi1.00 mi11627+2352880+762880+768409(Top 30%)1905(Top 16%)1905(Top 35%)
35K21.75 mi0.75 mi11498+1292837+432837+438888(Top 31%)2082(Top 17%)2082(Top 38%)
23M23.00 mi1.25 mi11204+2942724+1132724+1137641(Top 27%)1675(Top 14%)1675(Top 31%)
24M24.00 mi1.00 mi11002+2022659+652659+657733(Top 27%)1766(Top 14%)1766(Top 32%)
40K24.85 mi0.85 mi10843+1592610+492610+497751(Top 27%)1877(Top 15%)1877(Top 34%)
25.2M25.20 mi0.35 mi10769+742578+322578+327259(Top 26%)1775(Top 15%)1775(Top 32%)
Finish26.22 mi1.02 mi10513+2562482+962482+965672(Top 20%)1138(Top 9%)1138(Top 21%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 43%
×21stories
+97ft-345ft

Overall

12217

Females

3028

F18-39

3028

5K→10K

3.1 - 6.2 mi

Top 46%
×5stories
+79ft-138ft

Overall

13089

Females

3419

F18-39

3419

10K→15K

6.2 - 9.3 mi

Top 43%
×3stories
+67ft-78ft

Overall

12217

Females

3028

F18-39

3028

15K→20K

9.3 - 12.4 mi

Top 40%
×5stories
+106ft-86ft

Overall

11477

Females

2726

F18-39

2726

20K→Half

12.4 - 13.1 mi

Top 44%
×2stories
+19ft-37ft

Overall

12367

Females

3134

F18-39

3134

Half→25K

13.1 - 15.5 mi

Top 41%
×4stories
+66ft-88ft

Overall

11654

Females

2931

F18-39

2931

25K→30K

15.5 - 18.6 mi

Top 38%
×9stories
+181ft-148ft

Overall

10786

Females

2678

F18-39

2678

30K→20M

18.6 - 20.0 mi

Top 32%
×5stories
+64ft-50ft

Overall

9219

Females

2089

F18-39

2089

20M→21M

20.0 - 21.0 mi

Top 30%
×8stories
+106ft-24ft

Overall

8409

Females

1905

F18-39

1905

21M→35K

21.0 - 21.8 mi

Top 31%
×7stories
+17ft-86ft

Overall

8888

Females

2082

F18-39

2082

35K→23M

21.8 - 23.0 mi

Top 27%
×5stories
+23ft-63ft

Overall

7641

Females

1675

F18-39

1675

23M→24M

23.0 - 24.0 mi

Top 27%
×6stories
+12ft-82ft

Overall

7733

Females

1766

F18-39

1766

24M→40K

24.0 - 24.9 mi

Top 27%
×1story
+6ft-20ft

Overall

7751

Females

1877

F18-39

1877

40K→25.2M

24.9 - 25.2 mi

Top 26%
×1story
+13ft-16ft

Overall

7259

Females

1775

F18-39

1775

25.2M→Finish

25.2 - 26.2 mi

Top 20%
×2stories
+22ft-21ft

Overall

5672

Females

1138

F18-39

1138

Passing Analysis

Category:
Athletes Passed
4308
Passed By
307
Net Change
+4001
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#14514
5K → 10K76062+698#14514#13816
10K → 15K58625+561#13816#13255
15K → 20K54421+523#13255#12732
20K → Half4620+26#12732#12706
Half → 25K24554+191#12706#12515
25K → 30K45862+396#12515#12119
30K → 20M27013+257#12119#11862
20M → 21M24611+235#11862#11627
21M → 35K1334+129#11627#11498
35K → 23M30410+294#11498#11204
23M → 24M2097+202#11204#11002
24M → 40K1667+159#11002#10843
40K → 25.2M784+74#10843#10769
25.2M → Finish2637+256#10769#10513
TOTALS4308307+4001
📊

Passing Visuals

Category:
Loading...

🔥Passing Intensity

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
Share Feedback

Public Race Data

Boston Athletic Association

Boston Athletic Association

Mika Timing

Mika Timing