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BOSTON MARATHON 2025

Anna O'Malley

Bib: 16541•F

NY

0:00
0:00
/ mi
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Overall
#0 / 28404
Gender (Female)
#0 / 12228
Top 44%
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
25:10
Rank: #17357
Start → 5K
8:06/mi
25:10 split
10K· 6.21 mi
50:28
Rank: #17424 (-67)
5K → 10K
8:09/mi
25:18 split
15K· 9.32 mi
1:15:53
Rank: #17367 (+57)
10K → 15K
8:11/mi
25:25 split
20K· 12.43 mi
1:41:25
Rank: #17105 (+262)
15K → 20K
8:13/mi
25:32 split
Half· 13.11 mi
1:47:03
Rank: #17108 (-3)
20K → Half
8:15/mi
5:38 split
25K· 15.53 mi
2:07:13
Rank: #16895 (+213)
Half → 25K
8:19/mi
20:10 split
30K· 18.64 mi
2:34:27
Rank: #16743 (+152)
25K → 30K
8:46/mi
27:14 split
20M
2:46:18
Rank: #16605 (+138)
30K → 20M
8:43/mi
11:51 split
21M
2:55:21
Rank: #16384 (+221)
20M → 21M
9:03/mi
9:03 split
35K· 21.75 mi
3:01:41
Rank: #16312 (+72)
21M → 35K
8:28/mi
6:20 split
23M
3:12:25
Rank: #16115 (+197)
35K → 23M
8:34/mi
10:44 split
24M
3:21:02
Rank: #16071 (+44)
23M → 24M
8:37/mi
8:37 split
40K· 24.85 mi
3:28:30
Rank: #16006 (+65)
24M → 40K
8:44/mi
7:28 split
25.2M
3:31:52
Rank: #15995 (+11)
40K → 25.2M
9:46/mi
3:22 split
Finish· 26.22 mi
3:40:29
Rank: #15995
25.2M → Finish
8:27/mi
8:37 split

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:47:03
Pace8:10 /mi
2nd Half
Distance13.11 mi
Time1:53:26
Pace8:39 /mi
📊Positive Split: 6.0% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:58:1025:108:0625:10
8:06
-
10K
6.21 mi11:23:2850:288:0725:18
8:09
+0:03
15K
9.32 mi11:48:531:15:538:0825:25
8:11
+0:02
20K
12.43 mi12:14:251:41:258:1025:32
8:13
+0:02
Half
13.11 mi12:20:031:47:038:105:38
8:15
+0:02
25K
15.53 mi12:40:132:07:138:1120:10
8:19
+0:04
30K
18.64 mi13:07:272:34:278:1727:14
8:46
+0:27
20M
20.00 mi13:19:182:46:188:1911:51
8:43
-0:03
21M
21.00 mi13:28:212:55:218:219:03
9:03
+0:20
35K
21.75 mi13:34:413:01:418:216:20
8:28
-0:35
23M
23.00 mi13:45:253:12:258:2210:44
8:34
+0:06
24M
24.00 mi13:54:023:21:028:238:37
8:37
+0:03
40K
24.85 mi14:01:303:28:308:237:28
8:44
+0:07
25.2M
25.20 mi14:04:523:31:528:243:22
9:46
+1:02
Finish
26.22 mi14:13:293:40:298:258:37
8:27
-1:19

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

8:06 /mi

Average Pace

8:25 /mi

Slowest Pace

9:46 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:47:03

49% of race

Time at Steady Pace

54:28

25% of race

Time at Slower Pace

58:58

27% of race

Average Pace: 8:25 /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 mi10:58:1025:108:0625:10
8:06
#17357
10K
6.21 mi11:23:2850:288:0725:18
8:09
#17424
15K
9.32 mi11:48:531:15:538:0825:25
8:11
#17367
20K
12.43 mi12:14:251:41:258:1025:32
8:13
#17105
Half
13.11 mi12:20:031:47:038:105:38
8:15
#17108
25K
15.53 mi12:40:132:07:138:1120:10
8:19
#16895
30K
18.64 mi13:07:272:34:278:1727:14
8:46
#16743
20M
20.00 mi13:19:182:46:188:1911:51
8:43
#16605
21M
21.00 mi13:28:212:55:218:219:03
9:03
#16384
35K
21.75 mi13:34:413:01:418:216:20
8:28
#16312
23M
23.00 mi13:45:253:12:258:2210:44
8:34
#16115
24M
24.00 mi13:54:023:21:028:238:37
8:37
#16071
40K
24.85 mi14:01:303:28:308:237:28
8:44
#16006
25.2M
25.20 mi14:04:523:31:528:243:22
9:46
#15995
Finish
26.22 mi14:13:293:40:298:258:37
8:27
#15995
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi3.11 mi173575946594617282(Top 61%)5890(Top 48%)5890(Top 108%)
10K6.21 mi3.10 mi17424-675989-435989-4317501(Top 62%)5996(Top 49%)5996(Top 110%)
15K9.32 mi3.11 mi17367+575932+575932+5717282(Top 61%)5890(Top 48%)5890(Top 108%)
20K12.43 mi3.11 mi17105+2625806+1265806+12616437(Top 58%)5457(Top 45%)5457(Top 100%)
Half13.11 mi0.68 mi17108-35814-85814-817664(Top 62%)6118(Top 50%)6118(Top 112%)
25K15.53 mi2.42 mi16895+2135702+1125702+11216039(Top 56%)5334(Top 44%)5334(Top 98%)
30K18.64 mi3.11 mi16743+1525663+395663+3916399(Top 58%)5686(Top 46%)5686(Top 104%)
20M20.00 mi1.36 mi16605+1385613+505613+5015210(Top 54%)5160(Top 42%)5160(Top 94%)
21M21.00 mi1.00 mi16384+2215517+965517+9613843(Top 49%)4549(Top 37%)4549(Top 83%)
35K21.75 mi0.75 mi16312+725495+225495+2215282(Top 54%)5393(Top 44%)5393(Top 99%)
23M23.00 mi1.25 mi16115+1975422+735422+7313785(Top 49%)4694(Top 38%)4694(Top 86%)
24M24.00 mi1.00 mi16071+445419+35419+315281(Top 54%)5531(Top 45%)5531(Top 101%)
40K24.85 mi0.85 mi16006+655409+105409+1014835(Top 52%)5432(Top 44%)5432(Top 99%)
25.2M25.20 mi0.35 mi15995+115418-95418-915956(Top 56%)6061(Top 50%)6061(Top 111%)
Finish26.22 mi1.02 mi159955427-95427-915957(Top 56%)5995(Top 49%)5995(Top 110%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 61%
×21stories
+97ft-345ft

Overall

17282

Females

5890

F18-39

5890

5K→10K

3.1 - 6.2 mi

Top 62%
×5stories
+79ft-138ft

Overall

17501

Females

5996

F18-39

5996

10K→15K

6.2 - 9.3 mi

Top 61%
×3stories
+67ft-78ft

Overall

17282

Females

5890

F18-39

5890

15K→20K

9.3 - 12.4 mi

Top 58%
×5stories
+106ft-86ft

Overall

16437

Females

5457

F18-39

5457

20K→Half

12.4 - 13.1 mi

Top 62%
×2stories
+19ft-37ft

Overall

17664

Females

6118

F18-39

6118

Half→25K

13.1 - 15.5 mi

Top 56%
×4stories
+66ft-88ft

Overall

16039

Females

5334

F18-39

5334

25K→30K

15.5 - 18.6 mi

Top 58%
×9stories
+181ft-148ft

Overall

16399

Females

5686

F18-39

5686

30K→20M

18.6 - 20.0 mi

Top 54%
×5stories
+64ft-50ft

Overall

15210

Females

5160

F18-39

5160

20M→21M

20.0 - 21.0 mi

Top 49%
×8stories
+106ft-24ft

Overall

13843

Females

4549

F18-39

4549

21M→35K

21.0 - 21.8 mi

Top 54%
×7stories
+17ft-86ft

Overall

15282

Females

5393

F18-39

5393

35K→23M

21.8 - 23.0 mi

Top 49%
×5stories
+23ft-63ft

Overall

13785

Females

4694

F18-39

4694

23M→24M

23.0 - 24.0 mi

Top 54%
×6stories
+12ft-82ft

Overall

15281

Females

5531

F18-39

5531

24M→40K

24.0 - 24.9 mi

Top 52%
×1story
+6ft-20ft

Overall

14835

Females

5432

F18-39

5432

40K→25.2M

24.9 - 25.2 mi

Top 56%
×1story
+13ft-16ft

Overall

15956

Females

6061

F18-39

6061

25.2M→Finish

25.2 - 26.2 mi

Top 56%
×2stories
+22ft-21ft

Overall

15957

Females

5995

F18-39

5995

Passing Analysis

Category:
Athletes Passed
2395
Passed By
1033
Net Change
+1362
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#17357
5K → 10K258325-67#17357#17424
10K → 15K239182+57#17424#17367
15K → 20K32260+262#17367#17105
20K → Half2629-3#17105#17108
Half → 25K26249+213#17108#16895
25K → 30K286134+152#16895#16743
30K → 20M17335+138#16743#16605
20M → 21M23615+221#16605#16384
21M → 35K9220+72#16384#16312
35K → 23M21518+197#16312#16115
23M → 24M8642+44#16115#16071
24M → 40K9833+65#16071#16006
40K → 25.2M3322+11#16006#15995
25.2M → Finish69690#15995#15995
TOTALS23951033+1362
📊

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