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BOSTON MARATHON 2025

Lorelei Wey

Bib: 23069•F

BC

0:00
0:00
/ mi
Masters
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Overall
#0 / 28404
Gender (Female)
#0 / 12228
Top 49%
Masters (Masters Women)
#0 / 6759
Top 38%
Division (F45-49)
#0 / 1813
Top 48%
Race Day Weather
50°/40°F
broken clouds

⏱️ Race Timeline

Course Elevation
7–469 ft
≈
×2stacked redwood trees
•▲ 890 ft climb · ▼ 1342 ft descent
Ribbon color based on
FasterSteadySlower· vs. your average pace
Start
0:00
Race begins
5K· 3.11 mi
8:11/mi
25:24
↑ 97↓ 3451.5%
10K· 6.21 mi
8:19/mi
51:14
↑ 79↓ 1380.4%
15K· 9.32 mi
8:53/mi
1:18:50
↑ 67↓ 78
20K· 12.43 mi
8:24/mi
1:44:55
↑ 106↓ 860.1%
Half· 13.11 mi
8:20/mi
1:50:36
↑ 19↓ 370.5%
25K· 15.53 mi
8:31/mi
2:11:15
↑ 66↓ 880.2%
30K· 18.64 mi
8:42/mi
2:38:18
↑ 181↓ 1480.2%
20M
8:44/mi
2:50:10
↑ 64↓ 500.2%
21M
9:24/mi
2:59:34
↑ 106↓ 241.6%
35K· 21.75 mi
8:29/mi
3:05:55
↑ 17↓ 861.7%
23M
8:45/mi
3:16:52
↑ 23↓ 630.6%
24M
8:39/mi
3:25:31
↓ 821.3%
40K· 24.85 mi
8:42/mi
3:32:57
↓ 200.3%
25.2M
9:31/mi
3:36:14
↑ 13↓ 160.2%
Finish· 26.22 mi
8:18/mi
3:44:41
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:50:36
Pace8:26 /mi
2nd Half
Distance13.11 mi
Time1:54:05
Pace8:42 /mi
📊Positive Split: 3.1% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:23:2325:248:1125:24
8:11
-
10K
6.21 mi11:49:1351:148:1525:50
8:19
+0:08
15K
9.32 mi12:16:491:18:508:2727:36
8:53
+0:34
20K
12.43 mi12:42:541:44:558:2726:05
8:24
-0:29
Half
13.11 mi12:48:351:50:368:265:41
8:20
-0:04
25K
15.53 mi13:09:142:11:158:2720:39
8:31
+0:11
30K
18.64 mi13:36:172:38:188:3027:03
8:42
+0:11
20M
20.00 mi13:48:092:50:108:3011:52
8:44
+0:02
21M
21.00 mi13:57:332:59:348:339:24
9:24
+0:40
35K
21.75 mi14:03:543:05:558:336:21
8:29
-0:55
23M
23.00 mi14:14:513:16:528:3410:57
8:45
+0:16
24M
24.00 mi14:23:303:25:318:348:39
8:39
-0:06
40K
24.85 mi14:30:563:32:578:347:26
8:42
+0:03
25.2M
25.20 mi14:34:133:36:148:353:17
9:31
+0:49
Finish
26.22 mi14:42:403:44:418:358:27
8:18
-1:13

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

8:11 /mi

Average Pace

8:35 /mi

Slowest Pace

9:31 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

3:32:00

94% of race

Time at Steady Pace

12:41

6% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 8:34 /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 mi11:23:2325:248:1125:24
8:11
#17954
10K
6.21 mi11:49:1351:148:1525:50
8:19
#18273
15K
9.32 mi12:16:491:18:508:2727:36
8:53
#19407
20K
12.43 mi12:42:541:44:558:2726:05
8:24
#18913
Half
13.11 mi12:48:351:50:368:265:41
8:20
#18871
25K
15.53 mi13:09:142:11:158:2720:39
8:31
#18588
30K
18.64 mi13:36:172:38:188:3027:03
8:42
#18054
20M
20.00 mi13:48:092:50:108:3011:52
8:44
#17835
21M
21.00 mi13:57:332:59:348:339:24
9:24
#17698
35K
21.75 mi14:03:543:05:558:336:21
8:29
#17598
23M
23.00 mi14:14:513:16:528:3410:57
8:45
#17405
24M
24.00 mi14:23:303:25:318:348:39
8:39
#17305
40K
24.85 mi14:30:563:32:578:347:26
8:42
#17192
25.2M
25.20 mi14:34:133:36:148:353:17
9:31
#17146
Finish
26.22 mi14:42:403:44:418:358:27
8:18
#17055
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF45-49Seg. OverallSeg. FemalesSeg. F45-49
5K3.11 mi3.11 mi179546316631621484(Top 76%)8264(Top 68%)8264(Top 456%)
10K6.21 mi3.10 mi18273-3196490-1746490-17418648(Top 66%)6677(Top 55%)6677(Top 368%)
15K9.32 mi3.11 mi19407-11347126-6367126-63621484(Top 76%)8264(Top 68%)8264(Top 456%)
20K12.43 mi3.11 mi18913+4946850+2766850+27617534(Top 62%)6070(Top 50%)6070(Top 335%)
Half13.11 mi0.68 mi18871+426832+186832+1818149(Top 64%)6399(Top 52%)6399(Top 353%)
25K15.53 mi2.42 mi18588+2836688+1446688+14417314(Top 61%)6036(Top 49%)6036(Top 333%)
30K18.64 mi3.11 mi18054+5346426+2626426+26216052(Top 57%)5495(Top 45%)5495(Top 303%)
20M20.00 mi1.36 mi17835+2196333+936333+9315295(Top 54%)5210(Top 43%)5210(Top 287%)
21M21.00 mi1.00 mi17698+1376265+686265+6815641(Top 55%)5534(Top 45%)5534(Top 305%)
35K21.75 mi0.75 mi17598+1006240+256240+2515441(Top 54%)5497(Top 45%)5497(Top 303%)
23M23.00 mi1.25 mi17405+1936172+686172+6814830(Top 52%)5245(Top 43%)5245(Top 289%)
24M24.00 mi1.00 mi17305+1006140+326140+3215480(Top 54%)5642(Top 46%)5642(Top 311%)
40K24.85 mi0.85 mi17192+1136099+416099+4114623(Top 51%)5322(Top 44%)5322(Top 294%)
25.2M25.20 mi0.35 mi17146+466079+206079+2014770(Top 52%)5440(Top 44%)5440(Top 300%)
Finish26.22 mi1.02 mi17055+916050+296050+2914902(Top 52%)5430(Top 44%)5430(Top 300%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 76%
×21story building
+97ft-345ft

Overall

21484

Females

8264

F45-49

8264

5K→10K

3.1 - 6.2 mi

Top 66%
×5story building
+79ft-138ft

Overall

18648

Females

6677

F45-49

6677

10K→15K

6.2 - 9.3 mi

Top 76%
×3story building
+67ft-78ft

Overall

21484

Females

8264

F45-49

8264

15K→20K

9.3 - 12.4 mi

Top 62%
×5story building
+106ft-86ft

Overall

17534

Females

6070

F45-49

6070

20K→Half

12.4 - 13.1 mi

Top 64%
×2story building
+19ft-37ft

Overall

18149

Females

6399

F45-49

6399

Half→25K

13.1 - 15.5 mi

Top 61%
×4story building
+66ft-88ft

Overall

17314

Females

6036

F45-49

6036

25K→30K

15.5 - 18.6 mi

Top 57%
×9story building
+181ft-148ft

Overall

16052

Females

5495

F45-49

5495

30K→20M

18.6 - 20.0 mi

Top 54%
×5story building
+64ft-50ft

Overall

15295

Females

5210

F45-49

5210

20M→21M

20.0 - 21.0 mi

Top 55%
×8story building
+106ft-24ft

Overall

15641

Females

5534

F45-49

5534

21M→35K

21.0 - 21.8 mi

Top 54%
×7story building
+17ft-86ft

Overall

15441

Females

5497

F45-49

5497

35K→23M

21.8 - 23.0 mi

Top 52%
×5story building
+23ft-63ft

Overall

14830

Females

5245

F45-49

5245

23M→24M

23.0 - 24.0 mi

Top 54%
×6story building
+12ft-82ft

Overall

15480

Females

5642

F45-49

5642

24M→40K

24.0 - 24.9 mi

Top 51%
×1story
+6ft-20ft

Overall

14623

Females

5322

F45-49

5322

40K→25.2M

24.9 - 25.2 mi

Top 52%
×1story
+13ft-16ft

Overall

14770

Females

5440

F45-49

5440

25.2M→Finish

25.2 - 26.2 mi

Top 52%
×2story building
+22ft-21ft

Overall

14902

Females

5430

F45-49

5430

Passing Analysis

Category:
Athletes Passed
2821
Passed By
1922
Net Change
+899
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#17954
5K → 10K164483-319#17954#18273
10K → 15K271161-1134#18273#19407
15K → 20K51622+494#19407#18913
20K → Half5412+42#18913#18871
Half → 25K30926+283#18871#18588
25K → 30K56430+534#18588#18054
30K → 20M24122+219#18054#17835
20M → 21M17538+137#17835#17698
21M → 35K11313+100#17698#17598
35K → 23M21926+193#17598#17405
23M → 24M13232+100#17405#17305
24M → 40K12714+113#17305#17192
40K → 25.2M6216+46#17192#17146
25.2M → Finish11827+91#17146#17055
TOTALS28211922+899
📊

Passing Visuals

Category:
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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