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BOSTON MARATHON 2025

Hilary Patzer

Bib: 21717•F

MN

0:00
0:00
/ mi
Masters
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Overall
#0 / 28404
Gender (Female)
#0 / 12228
Masters (Masters Women)
#0 / 6759
Top 43%
Division (F45-49)
#0 / 1813
Race Day Weather
50°/40°F
broken clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
26:19
Rank: #19724
Start → 5K
26:19 | 8:28/mi
10K· 6.21 mi
52:19
Rank: #19365 (+359)
5K → 10K
26:00 | 8:22/mi
15K· 9.32 mi
1:18:26
Rank: #19123 (+242)
10K → 15K
26:07 | 8:24/mi
20K· 12.43 mi
1:44:36
Rank: #18761 (+362)
15K → 20K
26:10 | 8:25/mi
Half· 13.11 mi
1:50:19
Rank: #18737 (+24)
20K → Half
5:43 | 8:23/mi
25K· 15.53 mi
2:11:27
Rank: #18674 (+63)
Half → 25K
21:08 | 8:43/mi
30K· 18.64 mi
2:39:32
Rank: #18497 (+177)
25K → 30K
28:05 | 9:02/mi
20M
2:51:58
Rank: #18418 (+79)
30K → 20M
12:26 | 9:09/mi
21M
3:01:47
Rank: #18340 (+78)
20M → 21M
9:49 | 9:49/mi
35K· 21.75 mi
3:08:36
Rank: #18374 (-34)
21M → 35K
6:49 | 9:07/mi
23M
3:19:57
Rank: #18253 (+121)
35K → 23M
11:21 | 9:04/mi
24M
3:28:53
Rank: #18171 (+82)
23M → 24M
8:56 | 8:56/mi
40K· 24.85 mi
3:36:23
Rank: #18047 (+124)
24M → 40K
7:30 | 8:46/mi
25.2M
3:39:36
Rank: #17980 (+67)
40K → 25.2M
3:13 | 9:20/mi
Finish· 26.22 mi
3:47:55
Rank: #17811 (+169)
25.2M → Finish
8:19 | 8:10/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:50:19
Pace8:25 /mi
2nd Half
Distance13.11 mi
Time1:57:36
Pace8:58 /mi
📊Positive Split: 6.6% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:22:1026:198:2826:19
8:28
-
10K
6.21 mi11:48:1052:198:2526:00
8:22
-0:06
15K
9.32 mi12:14:171:18:268:2526:07
8:24
+0:02
20K
12.43 mi12:40:271:44:368:2526:10
8:25
+0:01
Half
13.11 mi12:46:101:50:198:255:43
8:23
-0:02
25K
15.53 mi13:07:182:11:278:2821:08
8:43
+0:20
30K
18.64 mi13:35:232:39:328:3328:05
9:02
+0:19
20M
20.00 mi13:47:492:51:588:3612:26
9:09
+0:07
21M
21.00 mi13:57:383:01:478:399:49
9:49
+0:40
35K
21.75 mi14:04:273:08:368:406:49
9:07
-0:42
23M
23.00 mi14:15:483:19:578:4211:21
9:04
-0:03
24M
24.00 mi14:24:443:28:538:428:56
8:56
-0:08
40K
24.85 mi14:32:143:36:238:427:30
8:46
-0:10
25.2M
25.20 mi14:35:273:39:368:433:13
9:20
+0:34
Finish
26.22 mi14:43:463:47:558:428:19
8:10
-1:10

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

8:10 /mi

Average Pace

8:42 /mi

Slowest Pace

9:49 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:58:38

52% of race

Time at Steady Pace

37:34

16% of race

Time at Slower Pace

1:11:43

31% of race

Average Pace: 8:42 /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 mi11:22:1026:198:2826:19
8:28
#19724
10K
6.21 mi11:48:1052:198:2526:00
8:22
#19365
15K
9.32 mi12:14:171:18:268:2526:07
8:24
#19123
20K
12.43 mi12:40:271:44:368:2526:10
8:25
#18761
Half
13.11 mi12:46:101:50:198:255:43
8:23
#18737
25K
15.53 mi13:07:182:11:278:2821:08
8:43
#18674
30K
18.64 mi13:35:232:39:328:3328:05
9:02
#18497
20M
20.00 mi13:47:492:51:588:3612:26
9:09
#18418
21M
21.00 mi13:57:383:01:478:399:49
9:49
#18340
35K
21.75 mi14:04:273:08:368:406:49
9:07
#18374
23M
23.00 mi14:15:483:19:578:4211:21
9:04
#18253
24M
24.00 mi14:24:443:28:538:428:56
8:56
#18171
40K
24.85 mi14:32:143:36:238:427:30
8:46
#18047
25.2M
25.20 mi14:35:273:39:368:433:13
9:20
#17980
Finish
26.22 mi14:43:463:47:558:428:19
8:10
#17811
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF45-49Seg. OverallSeg. FemalesSeg. F45-49
5K3.11 mi3.11 mi197247342734218751(Top 66%)6755(Top 55%)6755(Top 373%)
10K6.21 mi3.10 mi19365+3597100+2427100+24219003(Top 67%)6884(Top 56%)6884(Top 380%)
15K9.32 mi3.11 mi19123+2426973+1276973+12718751(Top 66%)6755(Top 55%)6755(Top 373%)
20K12.43 mi3.11 mi18761+3626764+2096764+20917698(Top 62%)6165(Top 50%)6165(Top 340%)
Half13.11 mi0.68 mi18737+246753+116753+1118518(Top 65%)6632(Top 54%)6632(Top 366%)
25K15.53 mi2.42 mi18674+636733+206733+2018502(Top 65%)6703(Top 55%)6703(Top 370%)
30K18.64 mi3.11 mi18497+1776659+746659+7417884(Top 63%)6520(Top 53%)6520(Top 360%)
20M20.00 mi1.36 mi18418+796650+96650+917544(Top 62%)6441(Top 53%)6441(Top 355%)
21M21.00 mi1.00 mi18340+786629+216629+2117570(Top 62%)6569(Top 54%)6569(Top 362%)
35K21.75 mi0.75 mi18374-346664-356664-3518790(Top 66%)7341(Top 60%)7341(Top 405%)
23M23.00 mi1.25 mi18253+1216629+356629+3516646(Top 59%)6247(Top 51%)6247(Top 345%)
24M24.00 mi1.00 mi18171+826610+196610+1917041(Top 60%)6523(Top 53%)6523(Top 360%)
40K24.85 mi0.85 mi18047+1246567+436567+4315072(Top 53%)5567(Top 46%)5567(Top 307%)
25.2M25.20 mi0.35 mi17980+676540+276540+2713721(Top 48%)4901(Top 40%)4901(Top 270%)
Finish26.22 mi1.02 mi17811+1696472+686472+6814061(Top 50%)4992(Top 41%)4992(Top 275%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 66%
×21stories
+97ft-345ft

Overall

18751

Females

6755

F45-49

6755

5K→10K

3.1 - 6.2 mi

Top 67%
×5stories
+79ft-138ft

Overall

19003

Females

6884

F45-49

6884

10K→15K

6.2 - 9.3 mi

Top 66%
×3stories
+67ft-78ft

Overall

18751

Females

6755

F45-49

6755

15K→20K

9.3 - 12.4 mi

Top 62%
×5stories
+106ft-86ft

Overall

17698

Females

6165

F45-49

6165

20K→Half

12.4 - 13.1 mi

Top 65%
×2stories
+19ft-37ft

Overall

18518

Females

6632

F45-49

6632

Half→25K

13.1 - 15.5 mi

Top 65%
×4stories
+66ft-88ft

Overall

18502

Females

6703

F45-49

6703

25K→30K

15.5 - 18.6 mi

Top 63%
×9stories
+181ft-148ft

Overall

17884

Females

6520

F45-49

6520

30K→20M

18.6 - 20.0 mi

Top 62%
×5stories
+64ft-50ft

Overall

17544

Females

6441

F45-49

6441

20M→21M

20.0 - 21.0 mi

Top 62%
×8stories
+106ft-24ft

Overall

17570

Females

6569

F45-49

6569

21M→35K

21.0 - 21.8 mi

Top 66%
×7stories
+17ft-86ft

Overall

18790

Females

7341

F45-49

7341

35K→23M

21.8 - 23.0 mi

Top 59%
×5stories
+23ft-63ft

Overall

16646

Females

6247

F45-49

6247

23M→24M

23.0 - 24.0 mi

Top 60%
×6stories
+12ft-82ft

Overall

17041

Females

6523

F45-49

6523

24M→40K

24.0 - 24.9 mi

Top 53%
×1story
+6ft-20ft

Overall

15072

Females

5567

F45-49

5567

40K→25.2M

24.9 - 25.2 mi

Top 48%
×1story
+13ft-16ft

Overall

13721

Females

4901

F45-49

4901

25.2M→Finish

25.2 - 26.2 mi

Top 50%
×2stories
+22ft-21ft

Overall

14061

Females

4992

F45-49

4992

Passing Analysis

Category:
Athletes Passed
2787
Passed By
874
Net Change
+1913
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#19724
5K → 10K485126+359#19724#19365
10K → 15K33896+242#19365#19123
15K → 20K40745+362#19123#18761
20K → Half5127+24#18761#18737
Half → 25K185122+63#18737#18674
25K → 30K322145+177#18674#18497
30K → 20M14869+79#18497#18418
20M → 21M13860+78#18418#18340
21M → 35K4882-34#18340#18374
35K → 23M15938+121#18374#18253
23M → 24M11836+82#18253#18171
24M → 40K13713+124#18171#18047
40K → 25.2M692+67#18047#17980
25.2M → Finish18213+169#17980#17811
TOTALS2787874+1913
📊

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