Boston Marathon logo
BOSTON MARATHON 2025

Emily Kipiniak

Bib: 13652•F

NY

0:00
0:00
/ mi
Be the first to cheer!
Overall
#0 / 28404
Top 49%
Gender (Female)
#0 / 12228
Top 34%
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
23:14
Rank: #12061
Start → 5K
23:14 | 7:29/mi
10K· 6.21 mi
46:24
Rank: #11837 (+224)
5K → 10K
23:10 | 7:27/mi
15K· 9.32 mi
1:09:45
Rank: #11851 (-14)
10K → 15K
23:21 | 7:31/mi
20K· 12.43 mi
1:33:37
Rank: #11935 (-84)
15K → 20K
23:52 | 7:41/mi
Half· 13.11 mi
1:38:47
Rank: #11944 (-9)
20K → Half
5:10 | 7:34/mi
25K· 15.53 mi
1:57:20
Rank: #11798 (+146)
Half → 25K
18:33 | 7:39/mi
30K· 18.64 mi
2:23:34
Rank: #12286 (-488)
25K → 30K
26:14 | 8:27/mi
20M
2:35:20
Rank: #12455 (-169)
30K → 20M
11:46 | 8:40/mi
21M
2:45:05
Rank: #12802 (-347)
20M → 21M
9:45 | 9:45/mi
35K· 21.75 mi
2:51:25
Rank: #12879 (-77)
21M → 35K
6:20 | 8:28/mi
23M
3:03:09
Rank: #13249 (-370)
35K → 23M
11:44 | 9:22/mi
24M
3:12:44
Rank: #13641 (-392)
23M → 24M
9:35 | 9:35/mi
40K· 24.85 mi
3:20:33
Rank: #13799 (-158)
24M → 40K
7:49 | 9:09/mi
25.2M
3:23:58
Rank: #13842 (-43)
40K → 25.2M
3:25 | 9:54/mi
Finish· 26.22 mi
3:32:09
Rank: #13791 (+51)
25.2M → Finish
8:11 | 8:02/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
Time1:38:47
Pace7:32 /mi
2nd Half
Distance13.11 mi
Time1:53:22
Pace8:39 /mi
📊Positive Split: 14.8% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:52:4223:147:2923:14
7:29
-
10K
6.21 mi11:15:5246:247:2823:10
7:27
-0:02
15K
9.32 mi11:39:131:09:457:2923:21
7:31
+0:04
20K
12.43 mi12:03:051:33:377:3223:52
7:41
+0:10
Half
13.11 mi12:08:151:38:477:325:10
7:34
-0:07
25K
15.53 mi12:26:481:57:207:3318:33
7:39
+0:05
30K
18.64 mi12:53:022:23:347:4226:14
8:27
+0:48
20M
20.00 mi13:04:482:35:207:4611:46
8:40
+0:13
21M
21.00 mi13:14:332:45:057:529:45
9:45
+1:05
35K
21.75 mi13:20:532:51:257:536:20
8:28
-1:17
23M
23.00 mi13:32:373:03:097:5811:44
9:22
+0:54
24M
24.00 mi13:42:123:12:448:029:35
9:35
+0:13
40K
24.85 mi13:50:013:20:338:047:49
9:09
-0:26
25.2M
25.20 mi13:53:263:23:588:063:25
9:54
+0:45
Finish
26.22 mi14:01:373:32:098:068:11
8:02
-1:52

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

7:27 /mi

Average Pace

8:06 /mi

Slowest Pace

9:54 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:57:20

55% of race

Time at Steady Pace

52:31

25% of race

Time at Slower Pace

42:18

20% of race

Average Pace: 8:05 /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 mi10:52:4223:147:2923:14
7:29
#12061
10K
6.21 mi11:15:5246:247:2823:10
7:27
#11837
15K
9.32 mi11:39:131:09:457:2923:21
7:31
#11851
20K
12.43 mi12:03:051:33:377:3223:52
7:41
#11935
Half
13.11 mi12:08:151:38:477:325:10
7:34
#11944
25K
15.53 mi12:26:481:57:207:3318:33
7:39
#11798
30K
18.64 mi12:53:022:23:347:4226:14
8:27
#12286
20M
20.00 mi13:04:482:35:207:4611:46
8:40
#12455
21M
21.00 mi13:14:332:45:057:529:45
9:45
#12802
35K
21.75 mi13:20:532:51:257:536:20
8:28
#12879
23M
23.00 mi13:32:373:03:097:5811:44
9:22
#13249
24M
24.00 mi13:42:123:12:448:029:35
9:35
#13641
40K
24.85 mi13:50:013:20:338:047:49
9:09
#13799
25.2M
25.20 mi13:53:263:23:588:063:25
9:54
#13842
Finish
26.22 mi14:01:373:32:098:068:11
8:02
#13791
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi3.11 mi120612833283311919(Top 42%)2862(Top 23%)2862(Top 52%)
10K6.21 mi3.10 mi11837+2242723+1102723+11011702(Top 41%)2670(Top 22%)2670(Top 49%)
15K9.32 mi3.11 mi11851-142744-212744-2111919(Top 42%)2862(Top 23%)2862(Top 52%)
20K12.43 mi3.11 mi11935-842841-972841-9712254(Top 43%)3149(Top 26%)3149(Top 58%)
Half13.11 mi0.68 mi11944-92851-102851-1012446(Top 44%)3213(Top 26%)3213(Top 59%)
25K15.53 mi2.42 mi11798+1462818+332818+3311185(Top 39%)2684(Top 22%)2684(Top 49%)
30K18.64 mi3.11 mi12286-4883153-3353153-33514422(Top 51%)4589(Top 38%)4589(Top 84%)
20M20.00 mi1.36 mi12455-1693282-1293282-12914804(Top 52%)4932(Top 40%)4932(Top 90%)
21M21.00 mi1.00 mi12802-3473505-2233505-22317257(Top 61%)6397(Top 52%)6397(Top 117%)
35K21.75 mi0.75 mi12879-773560-553560-5515259(Top 54%)5370(Top 44%)5370(Top 98%)
23M23.00 mi1.25 mi13249-3703812-2523812-25218112(Top 64%)7036(Top 58%)7036(Top 129%)
24M24.00 mi1.00 mi13641-3924057-2454057-24519926(Top 70%)8037(Top 66%)8037(Top 147%)
40K24.85 mi0.85 mi13799-1584184-1274184-12717089(Top 60%)6620(Top 54%)6620(Top 121%)
25.2M25.20 mi0.35 mi13842-434219-354219-3516605(Top 58%)6373(Top 52%)6373(Top 117%)
Finish26.22 mi1.02 mi13791+514207+124207+1213105(Top 46%)4493(Top 37%)4493(Top 82%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 42%
×21stories
+97ft-345ft

Overall

11919

Females

2862

F18-39

2862

5K→10K

3.1 - 6.2 mi

Top 41%
×5stories
+79ft-138ft

Overall

11702

Females

2670

F18-39

2670

10K→15K

6.2 - 9.3 mi

Top 42%
×3stories
+67ft-78ft

Overall

11919

Females

2862

F18-39

2862

15K→20K

9.3 - 12.4 mi

Top 43%
×5stories
+106ft-86ft

Overall

12254

Females

3149

F18-39

3149

20K→Half

12.4 - 13.1 mi

Top 44%
×2stories
+19ft-37ft

Overall

12446

Females

3213

F18-39

3213

Half→25K

13.1 - 15.5 mi

Top 39%
×4stories
+66ft-88ft

Overall

11185

Females

2684

F18-39

2684

25K→30K

15.5 - 18.6 mi

Top 51%
×9stories
+181ft-148ft

Overall

14422

Females

4589

F18-39

4589

30K→20M

18.6 - 20.0 mi

Top 52%
×5stories
+64ft-50ft

Overall

14804

Females

4932

F18-39

4932

20M→21M

20.0 - 21.0 mi

Top 61%
×8stories
+106ft-24ft

Overall

17257

Females

6397

F18-39

6397

21M→35K

21.0 - 21.8 mi

Top 54%
×7stories
+17ft-86ft

Overall

15259

Females

5370

F18-39

5370

35K→23M

21.8 - 23.0 mi

Top 64%
×5stories
+23ft-63ft

Overall

18112

Females

7036

F18-39

7036

23M→24M

23.0 - 24.0 mi

Top 70%
×6stories
+12ft-82ft

Overall

19926

Females

8037

F18-39

8037

24M→40K

24.0 - 24.9 mi

Top 60%
×1story
+6ft-20ft

Overall

17089

Females

6620

F18-39

6620

40K→25.2M

24.9 - 25.2 mi

Top 58%
×1story
+13ft-16ft

Overall

16605

Females

6373

F18-39

6373

25.2M→Finish

25.2 - 26.2 mi

Top 46%
×2stories
+22ft-21ft

Overall

13105

Females

4493

F18-39

4493

Passing Analysis

Category:
Athletes Passed
1493
Passed By
3223
Net Change
-1730
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#12061
5K → 10K391167+224#12061#11837
10K → 15K165179-14#11837#11851
15K → 20K169253-84#11851#11935
20K → Half3544-9#11935#11944
Half → 25K23589+146#11944#11798
25K → 30K117605-488#11798#12286
30K → 20M76245-169#12286#12455
20M → 21M37384-347#12455#12802
21M → 35K37114-77#12802#12879
35K → 23M45415-370#12879#13249
23M → 24M20412-392#13249#13641
24M → 40K50208-158#13641#13799
40K → 25.2M2164-43#13799#13842
25.2M → Finish9544+51#13842#13791
TOTALS14933223-1730
📊

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