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BOSTON MARATHON 2025

Lauren Pence

Bib: 20069•F

TX

0:00
0:00
/ mi
Masters
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Overall
#0 / 28404
Gender (Female)
#0 / 12228
Top 39%
Masters (Masters Women)
#0 / 6759
Top 25%
Division (F40-44)
#0 / 1718
Top 49%
Race Day Weather
50°/40°F
broken clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
24:52
Rank: #16628
Start → 5K
24:52 | 8:00/mi
10K· 6.21 mi
50:19
Rank: #17239 (-611)
5K → 10K
25:27 | 8:11/mi
15K· 9.32 mi
1:15:44
Rank: #17266 (-27)
10K → 15K
25:25 | 8:11/mi
20K· 12.43 mi
1:41:15
Rank: #17017 (+249)
15K → 20K
25:31 | 8:13/mi
Half· 13.11 mi
1:46:41
Rank: #16945 (+72)
20K → Half
5:26 | 7:58/mi
25K· 15.53 mi
2:06:51
Rank: #16742 (+203)
Half → 25K
20:10 | 8:19/mi
30K· 18.64 mi
2:33:34
Rank: #16450 (+292)
25K → 30K
26:43 | 8:36/mi
20M
2:45:06
Rank: #16225 (+225)
30K → 20M
11:32 | 8:29/mi
21M
2:54:03
Rank: #16004 (+221)
20M → 21M
8:57 | 8:57/mi
35K· 21.75 mi
3:00:03
Rank: #15820 (+184)
21M → 35K
6:00 | 8:01/mi
23M
3:10:34
Rank: #15623 (+197)
35K → 23M
10:31 | 8:24/mi
24M
3:18:46
Rank: #15484 (+139)
23M → 24M
8:12 | 8:12/mi
40K· 24.85 mi
3:25:41
Rank: #15277 (+207)
24M → 40K
6:55 | 8:05/mi
25.2M
3:28:30
Rank: #15123 (+154)
40K → 25.2M
2:49 | 8:10/mi
Finish· 26.22 mi
3:36:17
Rank: #14916 (+207)
25.2M → Finish
7:47 | 7:38/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:46:41
Pace8:08 /mi
2nd Half
Distance13.11 mi
Time1:49:36
Pace8:22 /mi
📊Positive Split: 2.7% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:17:0924:528:0024:52
8:00
-
10K
6.21 mi11:42:3650:198:0625:27
8:11
+0:11
15K
9.32 mi12:08:011:15:448:0825:25
8:11
0:00
20K
12.43 mi12:33:321:41:158:0925:31
8:13
+0:02
Half
13.11 mi12:38:581:46:418:085:26
7:58
-0:15
25K
15.53 mi12:59:082:06:518:1020:10
8:19
+0:21
30K
18.64 mi13:25:512:33:348:1426:43
8:36
+0:17
20M
20.00 mi13:37:232:45:068:1511:32
8:29
-0:07
21M
21.00 mi13:46:202:54:038:178:57
8:57
+0:28
35K
21.75 mi13:52:203:00:038:176:00
8:01
-0:56
23M
23.00 mi14:02:513:10:348:1710:31
8:24
+0:23
24M
24.00 mi14:11:033:18:468:178:12
8:12
-0:12
40K
24.85 mi14:17:583:25:418:176:55
8:05
-0:07
25.2M
25.20 mi14:20:473:28:308:162:49
8:10
+0:05
Finish
26.22 mi14:28:343:36:178:157:47
7:38
-0:32

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

7:38 /mi

Average Pace

8:15 /mi

Slowest Pace

8:57 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:38:34

73% of race

Time at Steady Pace

57:43

27% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 8:15 /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 mi11:17:0924:528:0024:52
8:00
#16628
10K
6.21 mi11:42:3650:198:0625:27
8:11
#17239
15K
9.32 mi12:08:011:15:448:0825:25
8:11
#17266
20K
12.43 mi12:33:321:41:158:0925:31
8:13
#17017
Half
13.11 mi12:38:581:46:418:085:26
7:58
#16945
25K
15.53 mi12:59:082:06:518:1020:10
8:19
#16742
30K
18.64 mi13:25:512:33:348:1426:43
8:36
#16450
20M
20.00 mi13:37:232:45:068:1511:32
8:29
#16225
21M
21.00 mi13:46:202:54:038:178:57
8:57
#16004
35K
21.75 mi13:52:203:00:038:176:00
8:01
#15820
23M
23.00 mi14:02:513:10:348:1710:31
8:24
#15623
24M
24.00 mi14:11:033:18:468:178:12
8:12
#15484
40K
24.85 mi14:17:583:25:418:176:55
8:05
#15277
25.2M
25.20 mi14:20:473:28:308:162:49
8:10
#15123
Finish
26.22 mi14:28:343:36:178:157:47
7:38
#14916
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF40-44Seg. OverallSeg. FemalesSeg. F40-44
5K3.11 mi3.11 mi166285531553117273(Top 61%)5881(Top 48%)5881(Top 342%)
10K6.21 mi3.10 mi17239-6115868-3375868-33717821(Top 63%)6188(Top 51%)6188(Top 360%)
15K9.32 mi3.11 mi17266-275872-45872-417273(Top 61%)5881(Top 48%)5881(Top 342%)
20K12.43 mi3.11 mi17017+2495748+1245748+12416387(Top 58%)5429(Top 44%)5429(Top 316%)
Half13.11 mi0.68 mi16945+725709+395709+3915661(Top 55%)4981(Top 41%)4981(Top 290%)
25K15.53 mi2.42 mi16742+2035608+1015608+10116030(Top 56%)5325(Top 44%)5325(Top 310%)
30K18.64 mi3.11 mi16450+2925498+1105498+11015398(Top 54%)5122(Top 42%)5122(Top 298%)
20M20.00 mi1.36 mi16225+2255396+1025396+10213726(Top 48%)4375(Top 36%)4375(Top 255%)
21M21.00 mi1.00 mi16004+2215301+955301+9513243(Top 47%)4242(Top 35%)4242(Top 247%)
35K21.75 mi0.75 mi15820+1845216+855216+8512454(Top 44%)3889(Top 32%)3889(Top 226%)
23M23.00 mi1.25 mi15623+1975142+745142+7412722(Top 45%)4120(Top 34%)4120(Top 240%)
24M24.00 mi1.00 mi15484+1395083+595083+5912611(Top 44%)4122(Top 34%)4122(Top 240%)
40K24.85 mi0.85 mi15277+2075001+825001+8210841(Top 38%)3350(Top 27%)3350(Top 195%)
25.2M25.20 mi0.35 mi15123+1544924+774924+777006(Top 25%)1678(Top 14%)1678(Top 98%)
Finish26.22 mi1.02 mi14916+2074826+984826+9810271(Top 36%)3131(Top 26%)3131(Top 182%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 61%
×21stories
+97ft-345ft

Overall

17273

Females

5881

F40-44

5881

5K→10K

3.1 - 6.2 mi

Top 63%
×5stories
+79ft-138ft

Overall

17821

Females

6188

F40-44

6188

10K→15K

6.2 - 9.3 mi

Top 61%
×3stories
+67ft-78ft

Overall

17273

Females

5881

F40-44

5881

15K→20K

9.3 - 12.4 mi

Top 58%
×5stories
+106ft-86ft

Overall

16387

Females

5429

F40-44

5429

20K→Half

12.4 - 13.1 mi

Top 55%
×2stories
+19ft-37ft

Overall

15661

Females

4981

F40-44

4981

Half→25K

13.1 - 15.5 mi

Top 56%
×4stories
+66ft-88ft

Overall

16030

Females

5325

F40-44

5325

25K→30K

15.5 - 18.6 mi

Top 54%
×9stories
+181ft-148ft

Overall

15398

Females

5122

F40-44

5122

30K→20M

18.6 - 20.0 mi

Top 48%
×5stories
+64ft-50ft

Overall

13726

Females

4375

F40-44

4375

20M→21M

20.0 - 21.0 mi

Top 47%
×8stories
+106ft-24ft

Overall

13243

Females

4242

F40-44

4242

21M→35K

21.0 - 21.8 mi

Top 44%
×7stories
+17ft-86ft

Overall

12454

Females

3889

F40-44

3889

35K→23M

21.8 - 23.0 mi

Top 45%
×5stories
+23ft-63ft

Overall

12722

Females

4120

F40-44

4120

23M→24M

23.0 - 24.0 mi

Top 44%
×6stories
+12ft-82ft

Overall

12611

Females

4122

F40-44

4122

24M→40K

24.0 - 24.9 mi

Top 38%
×1story
+6ft-20ft

Overall

10841

Females

3350

F40-44

3350

40K→25.2M

24.9 - 25.2 mi

Top 25%
×1story
+13ft-16ft

Overall

7006

Females

1678

F40-44

1678

25.2M→Finish

25.2 - 26.2 mi

Top 36%
×2stories
+22ft-21ft

Overall

10271

Females

3131

F40-44

3131

Passing Analysis

Category:
Athletes Passed
2931
Passed By
1219
Net Change
+1712
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#16628
5K → 10K115726-611#16628#17239
10K → 15K183210-27#17239#17266
15K → 20K31768+249#17266#17017
20K → Half797+72#17017#16945
Half → 25K25653+203#16945#16742
25K → 30K37886+292#16742#16450
30K → 20M23510+225#16450#16225
20M → 21M23817+221#16225#16004
21M → 35K1862+184#16004#15820
35K → 23M21316+197#15820#15623
23M → 24M15314+139#15623#15484
24M → 40K2103+207#15484#15277
40K → 25.2M1540+154#15277#15123
25.2M → Finish2147+207#15123#14916
TOTALS29311219+1712
📊

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