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BOSTON MARATHON 2025

Pauline Nellis

Bib: 23778•F

MA

0:00
0:00
/ mi
Masters
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Overall
#0 / 28404
Gender (Female)
#0 / 12228
Masters (Masters Women)
#0 / 6759
Top 47%
Division (F55-59)
#0 / 994
Top 28%
Race Day Weather
50°/40°F
broken clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
26:48
Rank: #20616
Start → 5K
26:48 | 8:38/mi
10K· 6.21 mi
52:43
Rank: #19740 (+876)
5K → 10K
25:55 | 8:21/mi
15K· 9.32 mi
1:18:36
Rank: #19245 (+495)
10K → 15K
25:53 | 8:20/mi
20K· 12.43 mi
1:44:36
Rank: #18762 (+483)
15K → 20K
26:00 | 8:22/mi
Half· 13.11 mi
1:50:14
Rank: #18698 (+64)
20K → Half
5:38 | 8:15/mi
25K· 15.53 mi
2:10:46
Rank: #18391 (+307)
Half → 25K
20:32 | 8:28/mi
30K· 18.64 mi
2:38:45
Rank: #18245 (+146)
25K → 30K
27:59 | 9:00/mi
20M
2:51:19
Rank: #18191 (+54)
30K → 20M
12:34 | 9:15/mi
21M
3:01:17
Rank: #18212 (-21)
20M → 21M
9:58 | 9:58/mi
35K· 21.75 mi
3:09:03
Rank: #18501 (-289)
21M → 35K
7:46 | 10:23/mi
23M
3:21:03
Rank: #18530 (-29)
35K → 23M
12:00 | 9:35/mi
24M
3:30:38
Rank: #18623 (-93)
23M → 24M
9:35 | 9:35/mi
40K· 24.85 mi
3:38:32
Rank: #18564 (+59)
24M → 40K
7:54 | 9:14/mi
25.2M
3:41:53
Rank: #18513 (+51)
40K → 25.2M
3:21 | 9:43/mi
Finish· 26.22 mi
3:50:46
Rank: #18492 (+21)
25.2M → Finish
8:53 | 8:43/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:50:14
Pace8:25 /mi
2nd Half
Distance13.11 mi
Time2:00:32
Pace9:12 /mi
📊Positive Split: 9.3% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:25:4126:488:3826:48
8:38
-
10K
6.21 mi11:51:3652:438:2925:55
8:21
-0:17
15K
9.32 mi12:17:291:18:368:2625:53
8:20
-0:01
20K
12.43 mi12:43:291:44:368:2526:00
8:22
+0:02
Half
13.11 mi12:49:071:50:148:255:38
8:15
-0:07
25K
15.53 mi13:09:392:10:468:2520:32
8:28
+0:13
30K
18.64 mi13:37:382:38:458:3127:59
9:00
+0:32
20M
20.00 mi13:50:122:51:198:3412:34
9:15
+0:15
21M
21.00 mi14:00:103:01:178:389:58
9:58
+0:43
35K
21.75 mi14:07:563:09:038:427:46
10:23
+0:25
23M
23.00 mi14:19:563:21:038:4412:00
9:35
-0:48
24M
24.00 mi14:29:313:30:388:479:35
9:35
0:00
40K
24.85 mi14:37:253:38:328:487:54
9:14
-0:21
25.2M
25.20 mi14:40:463:41:538:483:21
9:43
+0:29
Finish
26.22 mi14:49:393:50:468:488:53
8:43
-1:00

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

8:15 /mi

Average Pace

8:48 /mi

Slowest Pace

10:23 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:10:46

57% of race

Time at Steady Pace

57:20

25% of race

Time at Slower Pace

42:40

18% of race

Average Pace: 8:48 /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 mi11:25:4126:488:3826:48
8:38
#20616
10K
6.21 mi11:51:3652:438:2925:55
8:21
#19740
15K
9.32 mi12:17:291:18:368:2625:53
8:20
#19245
20K
12.43 mi12:43:291:44:368:2526:00
8:22
#18762
Half
13.11 mi12:49:071:50:148:255:38
8:15
#18698
25K
15.53 mi13:09:392:10:468:2520:32
8:28
#18391
30K
18.64 mi13:37:382:38:458:3127:59
9:00
#18245
20M
20.00 mi13:50:122:51:198:3412:34
9:15
#18191
21M
21.00 mi14:00:103:01:178:389:58
9:58
#18212
35K
21.75 mi14:07:563:09:038:427:46
10:23
#18501
23M
23.00 mi14:19:563:21:038:4412:00
9:35
#18530
24M
24.00 mi14:29:313:30:388:479:35
9:35
#18623
40K
24.85 mi14:37:253:38:328:487:54
9:14
#18564
25.2M
25.20 mi14:40:463:41:538:483:21
9:43
#18513
Finish
26.22 mi14:49:393:50:468:488:53
8:43
#18492
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF55-59Seg. OverallSeg. FemalesSeg. F55-59
5K3.11 mi3.11 mi206167865786518276(Top 64%)6483(Top 53%)6483(Top 652%)
10K6.21 mi3.10 mi19740+8767322+5437322+54318833(Top 66%)6783(Top 55%)6783(Top 682%)
15K9.32 mi3.11 mi19245+4957033+2897033+28918276(Top 64%)6483(Top 53%)6483(Top 652%)
20K12.43 mi3.11 mi18762+4836765+2686765+26817370(Top 61%)5992(Top 49%)5992(Top 603%)
Half13.11 mi0.68 mi18698+646736+296736+2917734(Top 62%)6188(Top 51%)6188(Top 623%)
25K15.53 mi2.42 mi18391+3076575+1616575+16117008(Top 60%)5864(Top 48%)5864(Top 590%)
30K18.64 mi3.11 mi18245+1466529+466529+4617744(Top 62%)6442(Top 53%)6442(Top 648%)
20M20.00 mi1.36 mi18191+546525+46525+418048(Top 64%)6743(Top 55%)6743(Top 678%)
21M21.00 mi1.00 mi18212-216560-356560-3518181(Top 64%)6885(Top 56%)6885(Top 693%)
35K21.75 mi0.75 mi18501-2896737-1776737-17722902(Top 81%)9496(Top 78%)9496(Top 955%)
23M23.00 mi1.25 mi18530-296784-476784-4719037(Top 67%)7531(Top 62%)7531(Top 758%)
24M24.00 mi1.00 mi18623-936859-756859-7519933(Top 70%)8044(Top 66%)8044(Top 809%)
40K24.85 mi0.85 mi18564+596856+36856+317563(Top 62%)6896(Top 56%)6896(Top 694%)
25.2M25.20 mi0.35 mi18513+516841+156841+1515780(Top 56%)5991(Top 49%)5991(Top 603%)
Finish26.22 mi1.02 mi18492+216849-86849-817610(Top 62%)6878(Top 56%)6878(Top 692%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 64%
×21stories
+97ft-345ft

Overall

18276

Females

6483

F55-59

6483

5K→10K

3.1 - 6.2 mi

Top 66%
×5stories
+79ft-138ft

Overall

18833

Females

6783

F55-59

6783

10K→15K

6.2 - 9.3 mi

Top 64%
×3stories
+67ft-78ft

Overall

18276

Females

6483

F55-59

6483

15K→20K

9.3 - 12.4 mi

Top 61%
×5stories
+106ft-86ft

Overall

17370

Females

5992

F55-59

5992

20K→Half

12.4 - 13.1 mi

Top 62%
×2stories
+19ft-37ft

Overall

17734

Females

6188

F55-59

6188

Half→25K

13.1 - 15.5 mi

Top 60%
×4stories
+66ft-88ft

Overall

17008

Females

5864

F55-59

5864

25K→30K

15.5 - 18.6 mi

Top 62%
×9stories
+181ft-148ft

Overall

17744

Females

6442

F55-59

6442

30K→20M

18.6 - 20.0 mi

Top 64%
×5stories
+64ft-50ft

Overall

18048

Females

6743

F55-59

6743

20M→21M

20.0 - 21.0 mi

Top 64%
×8stories
+106ft-24ft

Overall

18181

Females

6885

F55-59

6885

21M→35K

21.0 - 21.8 mi

Top 81%
×7stories
+17ft-86ft

Overall

22902

Females

9496

F55-59

9496

35K→23M

21.8 - 23.0 mi

Top 67%
×5stories
+23ft-63ft

Overall

19037

Females

7531

F55-59

7531

23M→24M

23.0 - 24.0 mi

Top 70%
×6stories
+12ft-82ft

Overall

19933

Females

8044

F55-59

8044

24M→40K

24.0 - 24.9 mi

Top 62%
×1story
+6ft-20ft

Overall

17563

Females

6896

F55-59

6896

40K→25.2M

24.9 - 25.2 mi

Top 56%
×1story
+13ft-16ft

Overall

15780

Females

5991

F55-59

5991

25.2M→Finish

25.2 - 26.2 mi

Top 62%
×2stories
+22ft-21ft

Overall

17610

Females

6878

F55-59

6878

Passing Analysis

Category:
Athletes Passed
3326
Passed By
1202
Net Change
+2124
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#20616
5K → 10K93357+876#20616#19740
10K → 15K53338+495#19740#19245
15K → 20K50825+483#19245#18762
20K → Half7713+64#18762#18698
Half → 25K33124+307#18698#18391
25K → 30K304158+146#18391#18245
30K → 20M14591+54#18245#18191
20M → 21M96117-21#18191#18212
21M → 35K11300-289#18212#18501
35K → 23M99128-29#18501#18530
23M → 24M41134-93#18530#18623
24M → 40K11152+59#18623#18564
40K → 25.2M6211+51#18564#18513
25.2M → Finish7554+21#18513#18492
TOTALS33261202+2124
📊

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