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BOSTON MARATHON 2025

Sofia Christina Polinelli

Bib: 17874•F

0:00
0:00
/ mi
Masters
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Overall
#0 / 28404
Gender (Female)
#0 / 12228
Top 37%
Masters (Masters Women)
#0 / 6759
Top 22%
Division (F55-59)
#0 / 994
Top 7%
Race Day Weather
50°/40°F
broken clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
23:49
Rank: #13677
Start → 5K
23:49 | 7:40/mi
10K· 6.21 mi
47:54
Rank: #13985 (-308)
5K → 10K
24:05 | 7:45/mi
15K· 9.32 mi
1:12:06
Rank: #14077 (-92)
10K → 15K
24:12 | 7:47/mi
20K· 12.43 mi
1:37:13
Rank: #14437 (-360)
15K → 20K
25:07 | 8:05/mi
Half· 13.11 mi
1:42:39
Rank: #14482 (-45)
20K → Half
5:26 | 7:58/mi
25K· 15.53 mi
2:02:46
Rank: #14747 (-265)
Half → 25K
20:07 | 8:18/mi
30K· 18.64 mi
2:29:54
Rank: #15066 (-319)
25K → 30K
27:08 | 8:44/mi
20M
2:41:49
Rank: #15063 (+3)
30K → 20M
11:55 | 8:46/mi
21M
2:51:10
Rank: #15034 (+29)
20M → 21M
9:21 | 9:21/mi
35K· 21.75 mi
2:57:23
Rank: #14998 (+36)
21M → 35K
6:13 | 8:19/mi
23M
3:08:00
Rank: #14830 (+168)
35K → 23M
10:37 | 8:29/mi
24M
3:16:07
Rank: #14695 (+135)
23M → 24M
8:07 | 8:07/mi
40K· 24.85 mi
3:23:08
Rank: #14552 (+143)
24M → 40K
7:01 | 8:12/mi
25.2M
3:26:12
Rank: #14481 (+71)
40K → 25.2M
3:04 | 8:54/mi
Finish· 26.22 mi
3:34:07
Rank: #14325 (+156)
25.2M → Finish
7:55 | 7:46/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:42:39
Pace7:50 /mi
2nd Half
Distance13.11 mi
Time1:51:28
Pace8:30 /mi
📊Positive Split: 8.6% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:14:0223:497:4023:49
7:40
-
10K
6.21 mi11:38:0747:547:4324:05
7:45
+0:05
15K
9.32 mi12:02:191:12:067:4424:12
7:47
+0:02
20K
12.43 mi12:27:261:37:137:4925:07
8:05
+0:18
Half
13.11 mi12:32:521:42:397:505:26
7:58
-0:07
25K
15.53 mi12:52:592:02:467:5420:07
8:18
+0:20
30K
18.64 mi13:20:072:29:548:0227:08
8:44
+0:26
20M
20.00 mi13:32:022:41:498:0511:55
8:46
+0:02
21M
21.00 mi13:41:232:51:108:099:21
9:21
+0:35
35K
21.75 mi13:47:362:57:238:096:13
8:19
-1:02
23M
23.00 mi13:58:133:08:008:1010:37
8:29
+0:10
24M
24.00 mi14:06:203:16:078:108:07
8:07
-0:22
40K
24.85 mi14:13:213:23:088:107:01
8:12
+0:05
25.2M
25.20 mi14:16:253:26:128:113:04
8:54
+0:42
Finish
26.22 mi14:24:203:34:078:107:55
7:46
-1:08

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

7:40 /mi

Average Pace

8:10 /mi

Slowest Pace

9:21 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:20:01

37% of race

Time at Steady Pace

1:12:01

34% of race

Time at Slower Pace

1:02:05

29% of race

Average Pace: 8:10 /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 mi11:14:0223:497:4023:49
7:40
#13677
10K
6.21 mi11:38:0747:547:4324:05
7:45
#13985
15K
9.32 mi12:02:191:12:067:4424:12
7:47
#14077
20K
12.43 mi12:27:261:37:137:4925:07
8:05
#14437
Half
13.11 mi12:32:521:42:397:505:26
7:58
#14482
25K
15.53 mi12:52:592:02:467:5420:07
8:18
#14747
30K
18.64 mi13:20:072:29:548:0227:08
8:44
#15066
20M
20.00 mi13:32:022:41:498:0511:55
8:46
#15063
21M
21.00 mi13:41:232:51:108:099:21
9:21
#15034
35K
21.75 mi13:47:362:57:238:096:13
8:19
#14998
23M
23.00 mi13:58:133:08:008:1010:37
8:29
#14830
24M
24.00 mi14:06:203:16:078:108:07
8:07
#14695
40K
24.85 mi14:13:213:23:088:107:01
8:12
#14552
25.2M
25.20 mi14:16:253:26:128:113:04
8:54
#14481
Finish
26.22 mi14:24:203:34:078:107:55
7:46
#14325
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF55-59Seg. OverallSeg. FemalesSeg. F55-59
5K3.11 mi3.11 mi136773697369714299(Top 50%)4202(Top 34%)4202(Top 423%)
10K6.21 mi3.10 mi13985-3083931-2343931-23414358(Top 51%)4170(Top 34%)4170(Top 420%)
15K9.32 mi3.11 mi14077-924020-894020-8914299(Top 50%)4202(Top 34%)4202(Top 423%)
20K12.43 mi3.11 mi14437-3604255-2354255-23515541(Top 55%)4933(Top 40%)4933(Top 496%)
Half13.11 mi0.68 mi14482-454288-334288-3315640(Top 55%)4960(Top 41%)4960(Top 499%)
25K15.53 mi2.42 mi14747-2654472-1844472-18415898(Top 56%)5249(Top 43%)5249(Top 528%)
30K18.64 mi3.11 mi15066-3194702-2304702-23016186(Top 57%)5573(Top 46%)5573(Top 561%)
20M20.00 mi1.36 mi15063+34739-374739-3715495(Top 55%)5303(Top 43%)5303(Top 534%)
21M21.00 mi1.00 mi15034+294744-54744-515411(Top 54%)5394(Top 44%)5394(Top 543%)
35K21.75 mi0.75 mi14998+364737+74737+714330(Top 50%)4861(Top 40%)4861(Top 489%)
23M23.00 mi1.25 mi14830+1684668+694668+6913198(Top 46%)4375(Top 36%)4375(Top 440%)
24M24.00 mi1.00 mi14695+1354628+404628+4012060(Top 42%)3839(Top 31%)3839(Top 386%)
40K24.85 mi0.85 mi14552+1434574+544574+5411636(Top 41%)3728(Top 30%)3728(Top 375%)
25.2M25.20 mi0.35 mi14481+714549+254549+2511287(Top 40%)3661(Top 30%)3661(Top 368%)
Finish26.22 mi1.02 mi14325+1564494+554494+5511255(Top 40%)3591(Top 29%)3591(Top 361%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 50%
×21stories
+97ft-345ft

Overall

14299

Females

4202

F55-59

4202

5K→10K

3.1 - 6.2 mi

Top 51%
×5stories
+79ft-138ft

Overall

14358

Females

4170

F55-59

4170

10K→15K

6.2 - 9.3 mi

Top 50%
×3stories
+67ft-78ft

Overall

14299

Females

4202

F55-59

4202

15K→20K

9.3 - 12.4 mi

Top 55%
×5stories
+106ft-86ft

Overall

15541

Females

4933

F55-59

4933

20K→Half

12.4 - 13.1 mi

Top 55%
×2stories
+19ft-37ft

Overall

15640

Females

4960

F55-59

4960

Half→25K

13.1 - 15.5 mi

Top 56%
×4stories
+66ft-88ft

Overall

15898

Females

5249

F55-59

5249

25K→30K

15.5 - 18.6 mi

Top 57%
×9stories
+181ft-148ft

Overall

16186

Females

5573

F55-59

5573

30K→20M

18.6 - 20.0 mi

Top 55%
×5stories
+64ft-50ft

Overall

15495

Females

5303

F55-59

5303

20M→21M

20.0 - 21.0 mi

Top 54%
×8stories
+106ft-24ft

Overall

15411

Females

5394

F55-59

5394

21M→35K

21.0 - 21.8 mi

Top 50%
×7stories
+17ft-86ft

Overall

14330

Females

4861

F55-59

4861

35K→23M

21.8 - 23.0 mi

Top 46%
×5stories
+23ft-63ft

Overall

13198

Females

4375

F55-59

4375

23M→24M

23.0 - 24.0 mi

Top 42%
×6stories
+12ft-82ft

Overall

12060

Females

3839

F55-59

3839

24M→40K

24.0 - 24.9 mi

Top 41%
×1story
+6ft-20ft

Overall

11636

Females

3728

F55-59

3728

40K→25.2M

24.9 - 25.2 mi

Top 40%
×1story
+13ft-16ft

Overall

11287

Females

3661

F55-59

3661

25.2M→Finish

25.2 - 26.2 mi

Top 40%
×2stories
+22ft-21ft

Overall

11255

Females

3591

F55-59

3591

Passing Analysis

Category:
Athletes Passed
1813
Passed By
2461
Net Change
-648
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#13677
5K → 10K167475-308#13677#13985
10K → 15K170262-92#13985#14077
15K → 20K107467-360#14077#14437
20K → Half2974-45#14437#14482
Half → 25K107372-265#14482#14747
25K → 30K158477-319#14747#15066
30K → 20M128125+3#15066#15063
20M → 21M130101+29#15063#15034
21M → 35K6933+36#15034#14998
35K → 23M20234+168#14998#14830
23M → 24M14813+135#14830#14695
24M → 40K15411+143#14695#14552
40K → 25.2M765+71#14552#14481
25.2M → Finish16812+156#14481#14325
TOTALS18132461-648
📊

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