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BOSTON MARATHON 2025

Justine Hourihane

Bib: 22237•F

IL

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 (F45-49)
#0 / 1813
Top 26%
Race Day Weather
50°/40°F
broken clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
24:19
Rank: #15069
Start → 5K
24:19 | 7:50/mi
10K· 6.21 mi
49:21
Rank: #16042 (-973)
5K → 10K
25:02 | 8:03/mi
15K· 9.32 mi
1:14:29
Rank: #16259 (-217)
10K → 15K
25:08 | 8:05/mi
20K· 12.43 mi
1:39:34
Rank: #16023 (+236)
15K → 20K
25:05 | 8:04/mi
Half· 13.11 mi
1:44:59
Rank: #15986 (+37)
20K → Half
5:25 | 7:56/mi
25K· 15.53 mi
2:04:31
Rank: #15682 (+304)
Half → 25K
19:32 | 8:03/mi
30K· 18.64 mi
2:30:32
Rank: #15327 (+355)
25K → 30K
26:01 | 8:22/mi
20M
2:41:54
Rank: #15099 (+228)
30K → 20M
11:22 | 8:22/mi
21M
2:50:53
Rank: #14934 (+165)
20M → 21M
8:59 | 8:59/mi
35K· 21.75 mi
2:56:42
Rank: #14746 (+188)
21M → 35K
5:49 | 7:46/mi
23M
3:07:10
Rank: #14587 (+159)
35K → 23M
10:28 | 8:22/mi
24M
3:15:23
Rank: #14487 (+100)
23M → 24M
8:13 | 8:13/mi
40K· 24.85 mi
3:22:30
Rank: #14367 (+120)
24M → 40K
7:07 | 8:19/mi
25.2M
3:25:49
Rank: #14380 (-13)
40K → 25.2M
3:19 | 9:37/mi
Finish· 26.22 mi
3:34:02
Rank: #14301 (+79)
25.2M → Finish
8:13 | 8:04/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:44:59
Pace8:00 /mi
2nd Half
Distance13.11 mi
Time1:49:03
Pace8:19 /mi
📊Positive Split: 3.9% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:19:4524:197:5024:19
7:50
-
10K
6.21 mi11:44:4749:217:5725:02
8:03
+0:13
15K
9.32 mi12:09:551:14:297:5925:08
8:05
+0:02
20K
12.43 mi12:35:001:39:348:0125:05
8:04
-0:01
Half
13.11 mi12:40:251:44:598:005:25
7:56
-0:08
25K
15.53 mi12:59:572:04:318:0119:32
8:03
+0:07
30K
18.64 mi13:25:582:30:328:0526:01
8:22
+0:19
20M
20.00 mi13:37:202:41:548:0611:22
8:22
0:00
21M
21.00 mi13:46:192:50:538:088:59
8:59
+0:37
35K
21.75 mi13:52:082:56:428:075:49
7:46
-1:13
23M
23.00 mi14:02:363:07:108:0810:28
8:22
+0:36
24M
24.00 mi14:10:493:15:238:088:13
8:13
-0:09
40K
24.85 mi14:17:563:22:308:097:07
8:19
+0:06
25.2M
25.20 mi14:21:153:25:498:103:19
9:37
+1:18
Finish
26.22 mi14:29:283:34:028:108:13
8:04
-1:33

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

7:46 /mi

Average Pace

8:10 /mi

Slowest Pace

9:37 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

30:08

14% of race

Time at Steady Pace

1:56:38

54% of race

Time at Slower Pace

1:07:16

31% 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 mi11:19:4524:197:5024:19
7:50
#15069
10K
6.21 mi11:44:4749:217:5725:02
8:03
#16042
15K
9.32 mi12:09:551:14:297:5925:08
8:05
#16259
20K
12.43 mi12:35:001:39:348:0125:05
8:04
#16023
Half
13.11 mi12:40:251:44:598:005:25
7:56
#15986
25K
15.53 mi12:59:572:04:318:0119:32
8:03
#15682
30K
18.64 mi13:25:582:30:328:0526:01
8:22
#15327
20M
20.00 mi13:37:202:41:548:0611:22
8:22
#15099
21M
21.00 mi13:46:192:50:538:088:59
8:59
#14934
35K
21.75 mi13:52:082:56:428:075:49
7:46
#14746
23M
23.00 mi14:02:363:07:108:0810:28
8:22
#14587
24M
24.00 mi14:10:493:15:238:088:13
8:13
#14487
40K
24.85 mi14:17:563:22:308:097:07
8:19
#14367
25.2M
25.20 mi14:21:153:25:498:103:19
9:37
#14380
Finish
26.22 mi14:29:283:34:028:108:13
8:04
#14301
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF45-49Seg. OverallSeg. FemalesSeg. F45-49
5K3.11 mi3.11 mi150694571457116671(Top 59%)5540(Top 45%)5540(Top 306%)
10K6.21 mi3.10 mi16042-9735164-5935164-59316897(Top 59%)5642(Top 46%)5642(Top 311%)
15K9.32 mi3.11 mi16259-2175285-1215285-12116671(Top 59%)5540(Top 45%)5540(Top 306%)
20K12.43 mi3.11 mi16023+2365164+1215164+12115458(Top 54%)4889(Top 40%)4889(Top 270%)
Half13.11 mi0.68 mi15986+375139+255139+2515462(Top 54%)4862(Top 40%)4862(Top 268%)
25K15.53 mi2.42 mi15682+3044984+1554984+15514332(Top 50%)4385(Top 36%)4385(Top 242%)
30K18.64 mi3.11 mi15327+3554839+1454839+14513995(Top 49%)4364(Top 36%)4364(Top 241%)
20M20.00 mi1.36 mi15099+2284757+824757+8212957(Top 46%)3955(Top 32%)3955(Top 218%)
21M21.00 mi1.00 mi14934+1654683+744683+7413419(Top 47%)4325(Top 35%)4325(Top 239%)
35K21.75 mi0.75 mi14746+1884594+894594+8910710(Top 38%)2981(Top 24%)2981(Top 164%)
23M23.00 mi1.25 mi14587+1594539+554539+5512449(Top 44%)3979(Top 33%)3979(Top 219%)
24M24.00 mi1.00 mi14487+1004506+334506+3312725(Top 45%)4180(Top 34%)4180(Top 231%)
40K24.85 mi0.85 mi14367+1204480+264480+2612335(Top 43%)4104(Top 34%)4104(Top 226%)
25.2M25.20 mi0.35 mi14380-134494-144494-1415205(Top 54%)5646(Top 46%)5646(Top 311%)
Finish26.22 mi1.02 mi14301+794479+154479+1513342(Top 47%)4621(Top 38%)4621(Top 255%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 59%
×21stories
+97ft-345ft

Overall

16671

Females

5540

F45-49

5540

5K→10K

3.1 - 6.2 mi

Top 59%
×5stories
+79ft-138ft

Overall

16897

Females

5642

F45-49

5642

10K→15K

6.2 - 9.3 mi

Top 59%
×3stories
+67ft-78ft

Overall

16671

Females

5540

F45-49

5540

15K→20K

9.3 - 12.4 mi

Top 54%
×5stories
+106ft-86ft

Overall

15458

Females

4889

F45-49

4889

20K→Half

12.4 - 13.1 mi

Top 54%
×2stories
+19ft-37ft

Overall

15462

Females

4862

F45-49

4862

Half→25K

13.1 - 15.5 mi

Top 50%
×4stories
+66ft-88ft

Overall

14332

Females

4385

F45-49

4385

25K→30K

15.5 - 18.6 mi

Top 49%
×9stories
+181ft-148ft

Overall

13995

Females

4364

F45-49

4364

30K→20M

18.6 - 20.0 mi

Top 46%
×5stories
+64ft-50ft

Overall

12957

Females

3955

F45-49

3955

20M→21M

20.0 - 21.0 mi

Top 47%
×8stories
+106ft-24ft

Overall

13419

Females

4325

F45-49

4325

21M→35K

21.0 - 21.8 mi

Top 38%
×7stories
+17ft-86ft

Overall

10710

Females

2981

F45-49

2981

35K→23M

21.8 - 23.0 mi

Top 44%
×5stories
+23ft-63ft

Overall

12449

Females

3979

F45-49

3979

23M→24M

23.0 - 24.0 mi

Top 45%
×6stories
+12ft-82ft

Overall

12725

Females

4180

F45-49

4180

24M→40K

24.0 - 24.9 mi

Top 43%
×1story
+6ft-20ft

Overall

12335

Females

4104

F45-49

4104

40K→25.2M

24.9 - 25.2 mi

Top 54%
×1story
+13ft-16ft

Overall

15205

Females

5646

F45-49

5646

25.2M→Finish

25.2 - 26.2 mi

Top 47%
×2stories
+22ft-21ft

Overall

13342

Females

4621

F45-49

4621

Passing Analysis

Category:
Athletes Passed
2584
Passed By
1816
Net Change
+768
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#15069
5K → 10K761049-973#15069#16042
10K → 15K135352-217#16042#16259
15K → 20K32589+236#16259#16023
20K → Half5619+37#16023#15986
Half → 25K33733+304#15986#15682
25K → 30K43378+355#15682#15327
30K → 20M25325+228#15327#15099
20M → 21M19934+165#15099#14934
21M → 35K1880+188#14934#14746
35K → 23M18425+159#14746#14587
23M → 24M12323+100#14587#14487
24M → 40K13919+120#14487#14367
40K → 25.2M2538-13#14367#14380
25.2M → Finish11132+79#14380#14301
TOTALS25841816+768
📊

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