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BOSTON MARATHON 2025

Nelly Ferrer

Bib: 22157•F

FL

0:00
0:00
/ mi
Masters
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Overall
#0 / 28404
Top 49%
Gender (Female)
#0 / 12228
Top 35%
Masters (Masters Women)
#0 / 6759
Top 20%
Division (F50-54)
#0 / 1303
Top 12%
Race Day Weather
50°/40°F
broken clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
24:43
Rank: #16253
Start → 5K
24:43 | 7:57/mi
10K· 6.21 mi
49:10
Rank: #15807 (+446)
5K → 10K
24:27 | 7:52/mi
15K· 9.32 mi
1:13:32
Rank: #15414 (+393)
10K → 15K
24:22 | 7:51/mi
20K· 12.43 mi
1:38:10
Rank: #15096 (+318)
15K → 20K
24:38 | 7:56/mi
Half· 13.11 mi
1:43:27
Rank: #15013 (+83)
20K → Half
5:17 | 7:45/mi
25K· 15.53 mi
2:02:28
Rank: #14580 (+433)
Half → 25K
19:01 | 7:51/mi
30K· 18.64 mi
2:27:38
Rank: #14042 (+538)
25K → 30K
25:10 | 8:06/mi
20M
2:38:50
Rank: #13843 (+199)
30K → 20M
11:12 | 8:15/mi
21M
2:47:40
Rank: #13740 (+103)
20M → 21M
8:50 | 8:50/mi
35K· 21.75 mi
2:54:24
Rank: #13919 (-179)
21M → 35K
6:44 | 9:00/mi
23M
3:04:52
Rank: #13823 (+96)
35K → 23M
10:28 | 8:22/mi
24M
3:13:12
Rank: #13802 (+21)
23M → 24M
8:20 | 8:20/mi
40K· 24.85 mi
3:20:29
Rank: #13771 (+31)
24M → 40K
7:17 | 8:31/mi
25.2M
3:23:52
Rank: #13812 (-41)
40K → 25.2M
3:23 | 9:49/mi
Finish· 26.22 mi
3:32:16
Rank: #13828 (-16)
25.2M → Finish
8:24 | 8:15/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:43:27
Pace7:53 /mi
2nd Half
Distance13.11 mi
Time1:48:49
Pace8:18 /mi
📊Positive Split: 5.2% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:21:4024:437:5724:43
7:57
-
10K
6.21 mi11:46:0749:107:5524:27
7:52
-0:05
15K
9.32 mi12:10:291:13:327:5324:22
7:51
-0:01
20K
12.43 mi12:35:071:38:107:5424:38
7:56
+0:05
Half
13.11 mi12:40:241:43:277:535:17
7:45
-0:11
25K
15.53 mi12:59:252:02:287:5319:01
7:51
+0:06
30K
18.64 mi13:24:352:27:387:5525:10
8:06
+0:15
20M
20.00 mi13:35:472:38:507:5611:12
8:15
+0:09
21M
21.00 mi13:44:372:47:407:598:50
8:50
+0:35
35K
21.75 mi13:51:212:54:248:016:44
9:00
+0:10
23M
23.00 mi14:01:493:04:528:0210:28
8:22
-0:38
24M
24.00 mi14:10:093:13:128:038:20
8:20
-0:02
40K
24.85 mi14:17:263:20:298:047:17
8:31
+0:11
25.2M
25.20 mi14:20:493:23:528:053:23
9:49
+1:18
Finish
26.22 mi14:29:133:32:168:068:24
8:15
-1:34

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

7:45 /mi

Average Pace

8:06 /mi

Slowest Pace

9:49 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:02:28

58% of race

Time at Steady Pace

1:10:51

33% of race

Time at Slower Pace

18:57

9% of race

Average Pace: 8:06 /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 mi11:21:4024:437:5724:43
7:57
#16253
10K
6.21 mi11:46:0749:107:5524:27
7:52
#15807
15K
9.32 mi12:10:291:13:327:5324:22
7:51
#15414
20K
12.43 mi12:35:071:38:107:5424:38
7:56
#15096
Half
13.11 mi12:40:241:43:277:535:17
7:45
#15013
25K
15.53 mi12:59:252:02:287:5319:01
7:51
#14580
30K
18.64 mi13:24:352:27:387:5525:10
8:06
#14042
20M
20.00 mi13:35:472:38:507:5611:12
8:15
#13843
21M
21.00 mi13:44:372:47:407:598:50
8:50
#13740
35K
21.75 mi13:51:212:54:248:016:44
9:00
#13919
23M
23.00 mi14:01:493:04:528:0210:28
8:22
#13823
24M
24.00 mi14:10:093:13:128:038:20
8:20
#13802
40K
24.85 mi14:17:263:20:298:047:17
8:31
#13771
25.2M
25.20 mi14:20:493:23:528:053:23
9:49
#13812
Finish
26.22 mi14:29:133:32:168:068:24
8:15
#13828
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF50-54Seg. OverallSeg. FemalesSeg. F50-54
5K3.11 mi3.11 mi162535298529814757(Top 52%)4449(Top 36%)4449(Top 341%)
10K6.21 mi3.10 mi15807+4465022+2765022+27615450(Top 54%)4807(Top 39%)4807(Top 369%)
15K9.32 mi3.11 mi15414+3934794+2284794+22814757(Top 52%)4449(Top 36%)4449(Top 341%)
20K12.43 mi3.11 mi15096+3184631+1634631+16314367(Top 51%)4291(Top 35%)4291(Top 329%)
Half13.11 mi0.68 mi15013+834594+374594+3713846(Top 49%)3985(Top 33%)3985(Top 306%)
25K15.53 mi2.42 mi14580+4334382+2124382+21212720(Top 45%)3517(Top 29%)3517(Top 270%)
30K18.64 mi3.11 mi14042+5384131+2514131+25112121(Top 43%)3348(Top 27%)3348(Top 257%)
20M20.00 mi1.36 mi13843+1994052+794052+7912117(Top 43%)3521(Top 29%)3521(Top 270%)
21M21.00 mi1.00 mi13740+1034024+284024+2812551(Top 44%)3898(Top 32%)3898(Top 299%)
35K21.75 mi0.75 mi13919-1794142-1184142-11818229(Top 64%)7021(Top 57%)7021(Top 539%)
23M23.00 mi1.25 mi13823+964128+144128+1412445(Top 44%)3975(Top 33%)3975(Top 305%)
24M24.00 mi1.00 mi13802+214148-204148-2013496(Top 48%)4562(Top 37%)4562(Top 350%)
40K24.85 mi0.85 mi13771+314165-174165-1713569(Top 48%)4735(Top 39%)4735(Top 363%)
25.2M25.20 mi0.35 mi13812-414204-394204-3916160(Top 57%)6145(Top 50%)6145(Top 472%)
Finish26.22 mi1.02 mi13828-164225-214225-2114574(Top 51%)5242(Top 43%)5242(Top 402%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 52%
×21stories
+97ft-345ft

Overall

14757

Females

4449

F50-54

4449

5K→10K

3.1 - 6.2 mi

Top 54%
×5stories
+79ft-138ft

Overall

15450

Females

4807

F50-54

4807

10K→15K

6.2 - 9.3 mi

Top 52%
×3stories
+67ft-78ft

Overall

14757

Females

4449

F50-54

4449

15K→20K

9.3 - 12.4 mi

Top 51%
×5stories
+106ft-86ft

Overall

14367

Females

4291

F50-54

4291

20K→Half

12.4 - 13.1 mi

Top 49%
×2stories
+19ft-37ft

Overall

13846

Females

3985

F50-54

3985

Half→25K

13.1 - 15.5 mi

Top 45%
×4stories
+66ft-88ft

Overall

12720

Females

3517

F50-54

3517

25K→30K

15.5 - 18.6 mi

Top 43%
×9stories
+181ft-148ft

Overall

12121

Females

3348

F50-54

3348

30K→20M

18.6 - 20.0 mi

Top 43%
×5stories
+64ft-50ft

Overall

12117

Females

3521

F50-54

3521

20M→21M

20.0 - 21.0 mi

Top 44%
×8stories
+106ft-24ft

Overall

12551

Females

3898

F50-54

3898

21M→35K

21.0 - 21.8 mi

Top 64%
×7stories
+17ft-86ft

Overall

18229

Females

7021

F50-54

7021

35K→23M

21.8 - 23.0 mi

Top 44%
×5stories
+23ft-63ft

Overall

12445

Females

3975

F50-54

3975

23M→24M

23.0 - 24.0 mi

Top 48%
×6stories
+12ft-82ft

Overall

13496

Females

4562

F50-54

4562

24M→40K

24.0 - 24.9 mi

Top 48%
×1story
+6ft-20ft

Overall

13569

Females

4735

F50-54

4735

40K→25.2M

24.9 - 25.2 mi

Top 57%
×1story
+13ft-16ft

Overall

16160

Females

6145

F50-54

6145

25.2M→Finish

25.2 - 26.2 mi

Top 51%
×2stories
+22ft-21ft

Overall

14574

Females

5242

F50-54

5242

Passing Analysis

Category:
Athletes Passed
3344
Passed By
919
Net Change
+2425
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#16253
5K → 10K576130+446#16253#15807
10K → 15K44350+393#15807#15414
15K → 20K38163+318#15414#15096
20K → Half907+83#15096#15013
Half → 25K44310+433#15013#14580
25K → 30K56830+538#14580#14042
30K → 20M22526+199#14042#13843
20M → 21M15956+103#13843#13740
21M → 35K23202-179#13740#13919
35K → 23M15963+96#13919#13823
23M → 24M9776+21#13823#13802
24M → 40K9564+31#13802#13771
40K → 25.2M2061-41#13771#13812
25.2M → Finish6581-16#13812#13828
TOTALS3344919+2425
📊

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