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BOSTON MARATHON 2025

Lisa Marie Simard

Bib: 20317•F

ON

0:00
0:00
/ mi
Masters
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Overall
#0 / 28404
Gender (Female)
#0 / 12228
Top 42%
Masters (Masters Women)
#0 / 6759
Top 28%
Division (F40-44)
#0 / 1718
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
8:00/mi
24:50
↑ 97↓ 3451.5%
10K· 6.21 mi
8:03/mi
49:50
↑ 79↓ 1380.4%
15K· 9.32 mi
8:02/mi
1:14:46
↑ 67↓ 78
20K· 12.43 mi
8:05/mi
1:39:53
↑ 106↓ 860.1%
Half· 13.11 mi
8:04/mi
1:45:23
↑ 19↓ 370.5%
25K· 15.53 mi
8:15/mi
2:05:24
↑ 66↓ 880.2%
30K· 18.64 mi
8:27/mi
2:31:38
↑ 181↓ 1480.2%
20M
8:40/mi
2:43:24
↑ 64↓ 500.2%
21M
9:02/mi
2:52:26
↑ 106↓ 241.6%
35K· 21.75 mi
8:29/mi
2:58:47
↑ 17↓ 861.7%
23M
8:47/mi
3:09:47
↑ 23↓ 630.6%
24M
8:43/mi
3:18:30
↓ 821.3%
40K· 24.85 mi
8:47/mi
3:26:01
↓ 200.3%
25.2M
9:52/mi
3:29:25
↑ 13↓ 160.2%
Finish· 26.22 mi
8:41/mi
3:38:16
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:45:23
Pace8:02 /mi
2nd Half
Distance13.11 mi
Time1:52:53
Pace8:37 /mi
📊Positive Split: 7.1% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:18:4624:508:0024:50
8:00
-
10K
6.21 mi11:43:4649:508:0125:00
8:03
+0:03
15K
9.32 mi12:08:421:14:468:0124:56
8:02
-0:01
20K
12.43 mi12:33:491:39:538:0225:07
8:05
+0:03
Half
13.11 mi12:39:191:45:238:025:30
8:04
-0:01
25K
15.53 mi12:59:202:05:248:0420:01
8:15
+0:11
30K
18.64 mi13:25:342:31:388:0826:14
8:27
+0:12
20M
20.00 mi13:37:202:43:248:1011:46
8:40
+0:13
21M
21.00 mi13:46:222:52:268:139:02
9:02
+0:22
35K
21.75 mi13:52:432:58:478:136:21
8:29
-0:33
23M
23.00 mi14:03:433:09:478:1511:00
8:47
+0:18
24M
24.00 mi14:12:263:18:308:168:43
8:43
-0:04
40K
24.85 mi14:19:573:26:018:177:31
8:47
+0:04
25.2M
25.20 mi14:23:213:29:258:193:24
9:52
+1:05
Finish
26.22 mi14:32:123:38:168:208:51
8:41
-1:11

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

8:00 /mi

Average Pace

8:20 /mi

Slowest Pace

9:52 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:45:23

48% of race

Time at Steady Pace

1:21:56

38% of race

Time at Slower Pace

30:57

14% of race

Average Pace: 8:19 /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 mi11:18:4624:508:0024:50
8:00
#16539
10K
6.21 mi11:43:4649:508:0125:00
8:03
#16683
15K
9.32 mi12:08:421:14:468:0124:56
8:02
#16496
20K
12.43 mi12:33:491:39:538:0225:07
8:05
#16230
Half
13.11 mi12:39:191:45:238:025:30
8:04
#16224
25K
15.53 mi12:59:202:05:248:0420:01
8:15
#16115
30K
18.64 mi13:25:342:31:388:0826:14
8:27
#15781
20M
20.00 mi13:37:202:43:248:1011:46
8:40
#15628
21M
21.00 mi13:46:222:52:268:139:02
9:02
#15476
35K
21.75 mi13:52:432:58:478:136:21
8:29
#15468
23M
23.00 mi14:03:433:09:478:1511:00
8:47
#15398
24M
24.00 mi14:12:263:18:308:168:43
8:43
#15400
40K
24.85 mi14:19:573:26:018:177:31
8:47
#15378
25.2M
25.20 mi14:23:213:29:258:193:24
9:52
#15378
Finish
26.22 mi14:32:123:38:168:208:51
8:41
#15434
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF40-44Seg. OverallSeg. FemalesSeg. F40-44
5K3.11 mi3.11 mi165395475547516250(Top 57%)5284(Top 43%)5284(Top 308%)
10K6.21 mi3.10 mi16683-1445542-675542-6716830(Top 59%)5607(Top 46%)5607(Top 326%)
15K9.32 mi3.11 mi16496+1875432+1105432+11016250(Top 57%)5284(Top 43%)5284(Top 308%)
20K12.43 mi3.11 mi16230+2665290+1425290+14215550(Top 55%)4942(Top 40%)4942(Top 288%)
Half13.11 mi0.68 mi16224+65290529016408(Top 58%)5413(Top 44%)5413(Top 315%)
25K15.53 mi2.42 mi16115+1095226+645226+6415656(Top 55%)5104(Top 42%)5104(Top 297%)
30K18.64 mi3.11 mi15781+3345098+1285098+12814430(Top 51%)4597(Top 38%)4597(Top 268%)
20M20.00 mi1.36 mi15628+1535054+445054+4414826(Top 52%)4954(Top 41%)4954(Top 288%)
21M21.00 mi1.00 mi15476+1525002+525002+5213738(Top 48%)4491(Top 37%)4491(Top 261%)
35K21.75 mi0.75 mi15468+85009-75009-715416(Top 54%)5472(Top 45%)5472(Top 319%)
23M23.00 mi1.25 mi15398+705014-55014-515044(Top 53%)5356(Top 44%)5356(Top 312%)
24M24.00 mi1.00 mi15400-25041-275041-2715846(Top 56%)5836(Top 48%)5836(Top 340%)
40K24.85 mi0.85 mi15378+225054-135054-1315161(Top 53%)5605(Top 46%)5605(Top 326%)
25.2M25.20 mi0.35 mi153785067-135067-1316415(Top 58%)6276(Top 51%)6276(Top 365%)
Finish26.22 mi1.02 mi15434-565123-565123-5617398(Top 61%)6754(Top 55%)6754(Top 393%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 57%
×21story building
+97ft-345ft

Overall

16250

Females

5284

F40-44

5284

5K→10K

3.1 - 6.2 mi

Top 59%
×5story building
+79ft-138ft

Overall

16830

Females

5607

F40-44

5607

10K→15K

6.2 - 9.3 mi

Top 57%
×3story building
+67ft-78ft

Overall

16250

Females

5284

F40-44

5284

15K→20K

9.3 - 12.4 mi

Top 55%
×5story building
+106ft-86ft

Overall

15550

Females

4942

F40-44

4942

20K→Half

12.4 - 13.1 mi

Top 58%
×2story building
+19ft-37ft

Overall

16408

Females

5413

F40-44

5413

Half→25K

13.1 - 15.5 mi

Top 55%
×4story building
+66ft-88ft

Overall

15656

Females

5104

F40-44

5104

25K→30K

15.5 - 18.6 mi

Top 51%
×9story building
+181ft-148ft

Overall

14430

Females

4597

F40-44

4597

30K→20M

18.6 - 20.0 mi

Top 52%
×5story building
+64ft-50ft

Overall

14826

Females

4954

F40-44

4954

20M→21M

20.0 - 21.0 mi

Top 48%
×8story building
+106ft-24ft

Overall

13738

Females

4491

F40-44

4491

21M→35K

21.0 - 21.8 mi

Top 54%
×7story building
+17ft-86ft

Overall

15416

Females

5472

F40-44

5472

35K→23M

21.8 - 23.0 mi

Top 53%
×5story building
+23ft-63ft

Overall

15044

Females

5356

F40-44

5356

23M→24M

23.0 - 24.0 mi

Top 56%
×6story building
+12ft-82ft

Overall

15846

Females

5836

F40-44

5836

24M→40K

24.0 - 24.9 mi

Top 53%
×1story
+6ft-20ft

Overall

15161

Females

5605

F40-44

5605

40K→25.2M

24.9 - 25.2 mi

Top 58%
×1story
+13ft-16ft

Overall

16415

Females

6276

F40-44

6276

25.2M→Finish

25.2 - 26.2 mi

Top 61%
×2story building
+22ft-21ft

Overall

17398

Females

6754

F40-44

6754

Passing Analysis

Category:
Athletes Passed
2358
Passed By
1253
Net Change
+1105
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#16539
5K → 10K240384-144#16539#16683
10K → 15K295108+187#16683#16496
15K → 20K35286+266#16496#16230
20K → Half3024+6#16230#16224
Half → 25K214105+109#16224#16115
25K → 30K41177+334#16115#15781
30K → 20M20047+153#15781#15628
20M → 21M18836+152#15628#15476
21M → 35K6153+8#15476#15468
35K → 23M14373+70#15468#15398
23M → 24M7476-2#15398#15400
24M → 40K8159+22#15400#15378
40K → 25.2M28280#15378#15378
25.2M → Finish4197-56#15378#15434
TOTALS23581253+1105
📊

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