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BOSTON MARATHON 2023

Lisa Smith

Bib: 23543•F

ME

0:00
0:00
/ mi
Masters
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Overall
#0 / 26622
Gender (Female)
#0 / 11423
Masters (Masters Women)
#0 / 6539
Division (F55-59)
#0 / 815
Race Day Weather
49°/39°F
light intensity drizzle

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
28:41
Rank: #21313
Start → 5K
28:41 | 9:14/mi
10K· 6.21 mi
57:52
Rank: #21778 (-465)
5K → 10K
29:11 | 9:24/mi
15K· 9.32 mi
1:27:11
Rank: #21849 (-71)
10K → 15K
29:19 | 9:26/mi
20K· 12.43 mi
1:56:36
Rank: #21753 (+96)
15K → 20K
29:25 | 9:28/mi
Half· 13.11 mi
2:03:01
Rank: #21755 (-2)
20K → Half
6:25 | 9:24/mi
25K· 15.53 mi
2:26:19
Rank: #21643 (+112)
Half → 25K
23:18 | 9:37/mi
30K· 18.64 mi
2:56:45
Rank: #21422 (+221)
25K → 30K
30:26 | 9:48/mi
20M
3:10:15
Rank: #21323 (+99)
30K → 20M
13:30 | 9:56/mi
21M
3:20:50
Rank: #21231 (+92)
20M → 21M
10:35 | 10:35/mi
35K· 21.75 mi
3:28:24
Rank: #21245 (-14)
21M → 35K
7:34 | 10:07/mi
23M
3:41:24
Rank: #21209 (+36)
35K → 23M
13:00 | 10:23/mi
24M
3:51:07
Rank: #21147 (+62)
23M → 24M
9:43 | 9:43/mi
40K· 24.85 mi
3:59:32
Rank: #21071 (+76)
24M → 40K
8:25 | 9:51/mi
25.2M
4:03:13
Rank: #21053 (+18)
40K → 25.2M
3:41 | 10:41/mi
Finish· 26.22 mi
4:13:00
Rank: #21031 (+22)
25.2M → Finish
9:47 | 9:36/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time2:03:01
Pace9:23 /mi
2nd Half
Distance13.11 mi
Time2:09:59
Pace9:55 /mi
📊Positive Split: 5.7% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:25:0928:419:1428:41
9:14
-
10K
6.21 mi11:54:2057:529:1929:11
9:24
+0:10
15K
9.32 mi12:23:391:27:119:2129:19
9:26
+0:02
20K
12.43 mi12:53:041:56:369:2329:25
9:28
+0:02
Half
13.11 mi12:59:292:03:019:236:25
9:24
-0:04
25K
15.53 mi13:22:472:26:199:2523:18
9:37
+0:13
30K
18.64 mi13:53:132:56:459:2930:26
9:48
+0:11
20M
20.00 mi14:06:433:10:159:3113:30
9:56
+0:08
21M
21.00 mi14:17:183:20:509:3410:35
10:35
+0:39
35K
21.75 mi14:24:523:28:249:357:34
10:07
-0:28
23M
23.00 mi14:37:523:41:249:3813:00
10:23
+0:16
24M
24.00 mi14:47:353:51:079:389:43
9:43
-0:40
40K
24.85 mi14:56:003:59:329:388:25
9:51
+0:08
25.2M
25.20 mi14:59:414:03:139:393:41
10:41
+0:50
Finish
26.22 mi15:09:284:13:009:399:47
9:36
-1:05

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

9:14 /mi

Average Pace

9:39 /mi

Slowest Pace

10:41 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

3:45:44

89% of race

Time at Steady Pace

27:16

11% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 9:39 /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 mi11:25:0928:419:1428:41
9:14
#21313
10K
6.21 mi11:54:2057:529:1929:11
9:24
#21778
15K
9.32 mi12:23:391:27:119:2129:19
9:26
#21849
20K
12.43 mi12:53:041:56:369:2329:25
9:28
#21753
Half
13.11 mi12:59:292:03:019:236:25
9:24
#21755
25K
15.53 mi13:22:472:26:199:2523:18
9:37
#21643
30K
18.64 mi13:53:132:56:459:2930:26
9:48
#21422
20M
20.00 mi14:06:433:10:159:3113:30
9:56
#21323
21M
21.00 mi14:17:183:20:509:3410:35
10:35
#21231
35K
21.75 mi14:24:523:28:249:357:34
10:07
#21245
23M
23.00 mi14:37:523:41:249:3813:00
10:23
#21209
24M
24.00 mi14:47:353:51:079:389:43
9:43
#21147
40K
24.85 mi14:56:003:59:329:388:25
9:51
#21071
25.2M
25.20 mi14:59:414:03:139:393:41
10:41
#21053
Finish
26.22 mi15:09:284:13:009:399:47
9:36
#21031
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF55-59Seg. OverallSeg. FemalesSeg. F55-59
5K3.11 mi3.11 mi213138534853422071(Top 83%)8827(Top 77%)8827(Top 1083%)
10K6.21 mi3.10 mi21778-4658733-1998733-19922199(Top 83%)8922(Top 78%)8922(Top 1095%)
15K9.32 mi3.11 mi21849-718753-208753-2022071(Top 83%)8827(Top 77%)8827(Top 1083%)
20K12.43 mi3.11 mi21753+968685+688685+6821466(Top 81%)8508(Top 74%)8508(Top 1044%)
Half13.11 mi0.68 mi21755-28686-18686-121843(Top 82%)8704(Top 76%)8704(Top 1068%)
25K15.53 mi2.42 mi21643+1128623+638623+6321169(Top 80%)8364(Top 73%)8364(Top 1026%)
30K18.64 mi3.11 mi21422+2218514+1098514+10920442(Top 77%)8020(Top 70%)8020(Top 984%)
20M20.00 mi1.36 mi21323+998478+368478+3620305(Top 76%)8029(Top 70%)8029(Top 985%)
21M21.00 mi1.00 mi21231+928441+378441+3719866(Top 75%)7856(Top 69%)7856(Top 964%)
35K21.75 mi0.75 mi21245-148455-148455-1421597(Top 81%)8821(Top 77%)8821(Top 1082%)
23M23.00 mi1.25 mi21209+368449+68449+621041(Top 79%)8545(Top 75%)8545(Top 1048%)
24M24.00 mi1.00 mi21147+628429+208429+2019967(Top 75%)7957(Top 70%)7957(Top 976%)
40K24.85 mi0.85 mi21071+768400+298400+2919546(Top 73%)7805(Top 68%)7805(Top 958%)
25.2M25.20 mi0.35 mi21053+188394+68394+619690(Top 74%)7898(Top 69%)7898(Top 969%)
Finish26.22 mi1.02 mi21031+228388+68388+620488(Top 77%)8285(Top 73%)8285(Top 1017%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 83%
×21stories
+97ft-345ft

Overall

22071

Females

8827

F55-59

8827

5K→10K

3.1 - 6.2 mi

Top 83%
×5stories
+79ft-138ft

Overall

22199

Females

8922

F55-59

8922

10K→15K

6.2 - 9.3 mi

Top 83%
×3stories
+67ft-78ft

Overall

22071

Females

8827

F55-59

8827

15K→20K

9.3 - 12.4 mi

Top 81%
×5stories
+106ft-86ft

Overall

21466

Females

8508

F55-59

8508

20K→Half

12.4 - 13.1 mi

Top 82%
×2stories
+19ft-37ft

Overall

21843

Females

8704

F55-59

8704

Half→25K

13.1 - 15.5 mi

Top 80%
×4stories
+66ft-88ft

Overall

21169

Females

8364

F55-59

8364

25K→30K

15.5 - 18.6 mi

Top 77%
×9stories
+181ft-148ft

Overall

20442

Females

8020

F55-59

8020

30K→20M

18.6 - 20.0 mi

Top 76%
×5stories
+64ft-50ft

Overall

20305

Females

8029

F55-59

8029

20M→21M

20.0 - 21.0 mi

Top 75%
×8stories
+106ft-24ft

Overall

19866

Females

7856

F55-59

7856

21M→35K

21.0 - 21.8 mi

Top 81%
×7stories
+17ft-86ft

Overall

21597

Females

8821

F55-59

8821

35K→23M

21.8 - 23.0 mi

Top 79%
×5stories
+23ft-63ft

Overall

21041

Females

8545

F55-59

8545

23M→24M

23.0 - 24.0 mi

Top 75%
×6stories
+12ft-82ft

Overall

19967

Females

7957

F55-59

7957

24M→40K

24.0 - 24.9 mi

Top 73%
×1story
+6ft-20ft

Overall

19546

Females

7805

F55-59

7805

40K→25.2M

24.9 - 25.2 mi

Top 74%
×1story
+13ft-16ft

Overall

19690

Females

7898

F55-59

7898

25.2M→Finish

25.2 - 26.2 mi

Top 77%
×2stories
+22ft-21ft

Overall

20488

Females

8285

F55-59

8285

Passing Analysis

Category:
Athletes Passed
1435
Passed By
1153
Net Change
+282
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#21313
5K → 10K101566-465#21313#21778
10K → 15K129200-71#21778#21849
15K → 20K18084+96#21849#21753
20K → Half2022-2#21753#21755
Half → 25K15644+112#21755#21643
25K → 30K25130+221#21643#21422
30K → 20M12223+99#21422#21323
20M → 21M11927+92#21323#21231
21M → 35K2539-14#21231#21245
35K → 23M8751+36#21245#21209
23M → 24M8119+62#21209#21147
24M → 40K8610+76#21147#21071
40K → 25.2M268+18#21071#21053
25.2M → Finish5230+22#21053#21031
TOTALS14351153+282
📊

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