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BOSTON MARATHON 2025

Nissa Kubly

Bib: 18178•F

AZ

0:00
0:00
/ mi
Masters
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Overall
#0 / 28404
Top 32%
Gender (Female)
#0 / 12228
Top 15%
Masters (Masters Women)
#0 / 6759
Top 5%
Division (F45-49)
#0 / 1813
Top 6%
Race Day Weather
50°/40°F
broken clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
23:24
Rank: #12524
Start → 5K
23:24 | 7:32/mi
10K· 6.21 mi
46:09
Rank: #11487 (+1037)
5K → 10K
22:45 | 7:19/mi
15K· 9.32 mi
1:08:53
Rank: #10978 (+509)
10K → 15K
22:44 | 7:19/mi
20K· 12.43 mi
1:31:36
Rank: #10509 (+469)
15K → 20K
22:43 | 7:19/mi
Half· 13.11 mi
1:36:31
Rank: #10424 (+85)
20K → Half
4:55 | 7:12/mi
25K· 15.53 mi
1:54:15
Rank: #10046 (+378)
Half → 25K
17:44 | 7:19/mi
30K· 18.64 mi
2:17:37
Rank: #9553 (+493)
25K → 30K
23:22 | 7:31/mi
20M
2:27:47
Rank: #9303 (+250)
30K → 20M
10:10 | 7:29/mi
21M
2:35:56
Rank: #9203 (+100)
20M → 21M
8:09 | 8:09/mi
35K· 21.75 mi
2:41:28
Rank: #9124 (+79)
21M → 35K
5:32 | 7:24/mi
23M
2:51:14
Rank: #9041 (+83)
35K → 23M
9:46 | 7:48/mi
24M
2:59:00
Rank: #9014 (+27)
23M → 24M
7:46 | 7:46/mi
40K· 24.85 mi
3:05:47
Rank: #9024 (-10)
24M → 40K
6:47 | 7:56/mi
25.2M
3:08:52
Rank: #9057 (-33)
40K → 25.2M
3:05 | 8:56/mi
Finish· 26.22 mi
3:16:54
Rank: #9176 (-119)
25.2M → Finish
8:02 | 7:53/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:36:31
Pace7:22 /mi
2nd Half
Distance13.11 mi
Time1:40:23
Pace7:39 /mi
📊Positive Split: 4.0% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:14:2123:247:3223:24
7:32
-
10K
6.21 mi11:37:0646:097:2622:45
7:19
-0:13
15K
9.32 mi11:59:501:08:537:2322:44
7:19
0:00
20K
12.43 mi12:22:331:31:367:2222:43
7:19
0:00
Half
13.11 mi12:27:281:36:317:224:55
7:12
-0:07
25K
15.53 mi12:45:121:54:157:2117:44
7:19
+0:07
30K
18.64 mi13:08:342:17:377:2323:22
7:31
+0:12
20M
20.00 mi13:18:442:27:477:2310:10
7:29
-0:02
21M
21.00 mi13:26:532:35:567:268:09
8:09
+0:40
35K
21.75 mi13:32:252:41:287:255:32
7:24
-0:45
23M
23.00 mi13:42:112:51:147:279:46
7:48
+0:24
24M
24.00 mi13:49:572:59:007:287:46
7:46
-0:02
40K
24.85 mi13:56:443:05:477:286:47
7:56
+0:10
25.2M
25.20 mi13:59:493:08:527:303:05
8:56
+1:00
Finish
26.22 mi14:07:513:16:547:318:02
7:53
-1:03

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

7:12 /mi

Average Pace

7:31 /mi

Slowest Pace

8:56 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

4:55

2% of race

Time at Steady Pace

2:28:24

75% of race

Time at Slower Pace

43:35

22% of race

Average Pace: 7:31 /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 mi11:14:2123:247:3223:24
7:32
#12524
10K
6.21 mi11:37:0646:097:2622:45
7:19
#11487
15K
9.32 mi11:59:501:08:537:2322:44
7:19
#10978
20K
12.43 mi12:22:331:31:367:2222:43
7:19
#10509
Half
13.11 mi12:27:281:36:317:224:55
7:12
#10424
25K
15.53 mi12:45:121:54:157:2117:44
7:19
#10046
30K
18.64 mi13:08:342:17:377:2323:22
7:31
#9553
20M
20.00 mi13:18:442:27:477:2310:10
7:29
#9303
21M
21.00 mi13:26:532:35:567:268:09
8:09
#9203
35K
21.75 mi13:32:252:41:287:255:32
7:24
#9124
23M
23.00 mi13:42:112:51:147:279:46
7:48
#9041
24M
24.00 mi13:49:572:59:007:287:46
7:46
#9014
40K
24.85 mi13:56:443:05:477:286:47
7:56
#9024
25.2M
25.20 mi13:59:493:08:527:303:05
8:56
#9057
Finish
26.22 mi14:07:513:16:547:318:02
7:53
#9176
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF45-49Seg. OverallSeg. FemalesSeg. F45-49
5K3.11 mi3.11 mi125243071307110140(Top 36%)1948(Top 16%)1948(Top 107%)
10K6.21 mi3.10 mi11487+10372544+5272544+52710540(Top 37%)2077(Top 17%)2077(Top 115%)
15K9.32 mi3.11 mi10978+5092307+2372307+23710140(Top 36%)1948(Top 16%)1948(Top 107%)
20K12.43 mi3.11 mi10509+4692104+2032104+2039150(Top 32%)1592(Top 13%)1592(Top 88%)
Half13.11 mi0.68 mi10424+852072+322072+329207(Top 32%)1592(Top 13%)1592(Top 88%)
25K15.53 mi2.42 mi10046+3781930+1421930+1428496(Top 30%)1425(Top 12%)1425(Top 79%)
30K18.64 mi3.11 mi9553+4931757+1731757+1737911(Top 28%)1365(Top 11%)1365(Top 75%)
20M20.00 mi1.36 mi9303+2501677+801677+806916(Top 24%)1127(Top 9%)1127(Top 62%)
21M21.00 mi1.00 mi9203+1001663+141663+148283(Top 29%)1842(Top 15%)1842(Top 102%)
35K21.75 mi0.75 mi9124+791656+71656+77944(Top 28%)1661(Top 14%)1661(Top 92%)
23M23.00 mi1.25 mi9041+831661-51661-58607(Top 30%)2085(Top 17%)2085(Top 115%)
24M24.00 mi1.00 mi9014+271679-181679-189584(Top 34%)2590(Top 21%)2590(Top 143%)
40K24.85 mi0.85 mi9024-101719-401719-409712(Top 34%)2771(Top 23%)2771(Top 153%)
25.2M25.20 mi0.35 mi9057-331747-281747-2811481(Top 40%)3718(Top 30%)3718(Top 205%)
Finish26.22 mi1.02 mi9176-1191845-981845-9812062(Top 42%)3950(Top 32%)3950(Top 218%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 36%
×21stories
+97ft-345ft

Overall

10140

Females

1948

F45-49

1948

5K→10K

3.1 - 6.2 mi

Top 37%
×5stories
+79ft-138ft

Overall

10540

Females

2077

F45-49

2077

10K→15K

6.2 - 9.3 mi

Top 36%
×3stories
+67ft-78ft

Overall

10140

Females

1948

F45-49

1948

15K→20K

9.3 - 12.4 mi

Top 32%
×5stories
+106ft-86ft

Overall

9150

Females

1592

F45-49

1592

20K→Half

12.4 - 13.1 mi

Top 32%
×2stories
+19ft-37ft

Overall

9207

Females

1592

F45-49

1592

Half→25K

13.1 - 15.5 mi

Top 30%
×4stories
+66ft-88ft

Overall

8496

Females

1425

F45-49

1425

25K→30K

15.5 - 18.6 mi

Top 28%
×9stories
+181ft-148ft

Overall

7911

Females

1365

F45-49

1365

30K→20M

18.6 - 20.0 mi

Top 24%
×5stories
+64ft-50ft

Overall

6916

Females

1127

F45-49

1127

20M→21M

20.0 - 21.0 mi

Top 29%
×8stories
+106ft-24ft

Overall

8283

Females

1842

F45-49

1842

21M→35K

21.0 - 21.8 mi

Top 28%
×7stories
+17ft-86ft

Overall

7944

Females

1661

F45-49

1661

35K→23M

21.8 - 23.0 mi

Top 30%
×5stories
+23ft-63ft

Overall

8607

Females

2085

F45-49

2085

23M→24M

23.0 - 24.0 mi

Top 34%
×6stories
+12ft-82ft

Overall

9584

Females

2590

F45-49

2590

24M→40K

24.0 - 24.9 mi

Top 34%
×1story
+6ft-20ft

Overall

9712

Females

2771

F45-49

2771

40K→25.2M

24.9 - 25.2 mi

Top 40%
×1story
+13ft-16ft

Overall

11481

Females

3718

F45-49

3718

25.2M→Finish

25.2 - 26.2 mi

Top 42%
×2stories
+22ft-21ft

Overall

12062

Females

3950

F45-49

3950

Passing Analysis

Category:
Athletes Passed
3971*
Passed By
623
Net Change
+3348
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#12524
5K → 10K106730+1037#12524#11487
10K → 15K53425+509#11487#10978
15K → 20K47910+469#10978#10509
20K → Half938+85#10509#10424
Half → 25K391*13+378#10424#10046
25K → 30K521*28+493#10046#9553
30K → 20M2555+250#9553#9303
20M → 21M14646+100#9303#9203
21M → 35K9213+79#9203#9124
35K → 23M15168+83#9124#9041
23M → 24M8356+27#9041#9014
24M → 40K8393-10#9014#9024
40K → 25.2M2962-33#9024#9057
25.2M → Finish47166-119#9057#9176
TOTALS3971*623+3348

* Includes athletes who did not complete a segment (DNF/DNQ).

📊

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