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BOSTON MARATHON 2023

Allison Lemanski

Bib: 15182•F

NJ

0:00
0:00
/ mi
Masters
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Overall
#0 / 26622
Top 42%
Gender (Female)
#0 / 11423
Top 23%
Masters (Masters Women)
#0 / 6539
Top 11%
Division (F40-44)
#0 / 1878
Top 22%
Race Day Weather
49°/39°F
light intensity drizzle

⏱️ 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
7:32/mi
23:25
↑ 97↓ 3451.5%
10K· 6.21 mi
7:33/mi
46:51
↑ 79↓ 1380.4%
15K· 9.32 mi
7:35/mi
1:10:25
↑ 67↓ 78
20K· 12.43 mi
7:43/mi
1:34:24
↑ 106↓ 860.1%
Half· 13.11 mi
7:43/mi
1:39:40
↑ 19↓ 370.5%
25K· 15.53 mi
7:52/mi
1:58:45
↑ 66↓ 880.2%
30K· 18.64 mi
8:05/mi
2:23:53
↑ 181↓ 1480.2%
20M
8:14/mi
2:35:04
↑ 64↓ 500.2%
21M
8:49/mi
2:43:53
↑ 106↓ 241.6%
35K· 21.75 mi
7:59/mi
2:49:51
↑ 17↓ 861.7%
23M
8:19/mi
3:00:16
↑ 23↓ 630.6%
24M
8:04/mi
3:08:20
↓ 821.3%
40K· 24.85 mi
8:09/mi
3:15:18
↓ 200.3%
25.2M
8:48/mi
3:18:20
↑ 13↓ 160.2%
Finish· 26.22 mi
7:53/mi
3:26:22
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:39:40
Pace7:36 /mi
2nd Half
Distance13.11 mi
Time1:46:42
Pace8:08 /mi
📊Positive Split: 7.1% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:52:5023:257:3223:25
7:32
-
10K
6.21 mi11:16:1646:517:3223:26
7:33
+0:01
15K
9.32 mi11:39:501:10:257:3323:34
7:35
+0:02
20K
12.43 mi12:03:491:34:247:3623:59
7:43
+0:08
Half
13.11 mi12:09:051:39:407:365:16
7:43
0:00
25K
15.53 mi12:28:101:58:457:3919:05
7:52
+0:09
30K
18.64 mi12:53:182:23:537:4325:08
8:05
+0:13
20M
20.00 mi13:04:292:35:047:4511:11
8:14
+0:09
21M
21.00 mi13:13:182:43:537:488:49
8:49
+0:35
35K
21.75 mi13:19:162:49:517:495:58
7:59
-0:50
23M
23.00 mi13:29:413:00:167:5010:25
8:19
+0:20
24M
24.00 mi13:37:453:08:207:518:04
8:04
-0:15
40K
24.85 mi13:44:433:15:187:516:58
8:09
+0:05
25.2M
25.20 mi13:47:453:18:207:523:02
8:48
+0:39
Finish
26.22 mi13:55:473:26:227:538:02
7:53
-0:55

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

7:32 /mi

Average Pace

7:53 /mi

Slowest Pace

8:49 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

3:04:06

89% of race

Time at Steady Pace

22:16

11% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 7:52 /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 mi10:52:5023:257:3223:25
7:32
#9980
10K
6.21 mi11:16:1646:517:3223:26
7:33
#10398
15K
9.32 mi11:39:501:10:257:3323:34
7:35
#10551
20K
12.43 mi12:03:491:34:247:3623:59
7:43
#10684
Half
13.11 mi12:09:051:39:407:365:16
7:43
#10744
25K
15.53 mi12:28:101:58:457:3919:05
7:52
#10859
30K
18.64 mi12:53:182:23:537:4325:08
8:05
#10913
20M
20.00 mi13:04:292:35:047:4511:11
8:14
#10961
21M
21.00 mi13:13:182:43:537:488:49
8:49
#11042
35K
21.75 mi13:19:162:49:517:495:58
7:59
#11074
23M
23.00 mi13:29:413:00:167:5010:25
8:19
#11112
24M
24.00 mi13:37:453:08:207:518:04
8:04
#11137
40K
24.85 mi13:44:433:15:187:516:58
8:09
#11096
25.2M
25.20 mi13:47:453:18:207:523:02
8:48
#11098
Finish
26.22 mi13:55:473:26:227:538:02
7:53
#11085
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF40-44Seg. OverallSeg. FemalesSeg. F40-44
5K3.11 mi3.11 mi99801855185510902(Top 41%)2288(Top 20%)2288(Top 122%)
10K6.21 mi3.10 mi10398-4182027-1722027-17210833(Top 41%)2223(Top 19%)2223(Top 118%)
15K9.32 mi3.11 mi10551-1532091-642091-6410902(Top 41%)2288(Top 20%)2288(Top 122%)
20K12.43 mi3.11 mi10684-1332179-882179-8811082(Top 42%)2448(Top 21%)2448(Top 130%)
Half13.11 mi0.68 mi10744-602213-342213-3412071(Top 45%)2949(Top 26%)2949(Top 157%)
25K15.53 mi2.42 mi10859-1152277-642277-6411696(Top 44%)2889(Top 25%)2889(Top 154%)
30K18.64 mi3.11 mi10913-542354-772354-7711578(Top 43%)2940(Top 26%)2940(Top 157%)
20M20.00 mi1.36 mi10961-482413-592413-5911892(Top 45%)3208(Top 28%)3208(Top 171%)
21M21.00 mi1.00 mi11042-812484-712484-7112367(Top 46%)3603(Top 32%)3603(Top 192%)
35K21.75 mi0.75 mi11074-322505-212505-2111950(Top 45%)3386(Top 30%)3386(Top 180%)
23M23.00 mi1.25 mi11112-382551-462551-4612047(Top 45%)3536(Top 31%)3536(Top 188%)
24M24.00 mi1.00 mi11137-252596-452596-4511708(Top 44%)3427(Top 30%)3427(Top 182%)
40K24.85 mi0.85 mi11096+412599-32599-311036(Top 41%)3161(Top 28%)3161(Top 168%)
25.2M25.20 mi0.35 mi11098-22613-142613-1411348(Top 43%)3360(Top 29%)3360(Top 179%)
Finish26.22 mi1.02 mi11085+132630-172630-1711305(Top 42%)3343(Top 29%)3343(Top 178%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 41%
×21story building
+97ft-345ft

Overall

10902

Females

2288

F40-44

2288

5K→10K

3.1 - 6.2 mi

Top 41%
×5story building
+79ft-138ft

Overall

10833

Females

2223

F40-44

2223

10K→15K

6.2 - 9.3 mi

Top 41%
×3story building
+67ft-78ft

Overall

10902

Females

2288

F40-44

2288

15K→20K

9.3 - 12.4 mi

Top 42%
×5story building
+106ft-86ft

Overall

11082

Females

2448

F40-44

2448

20K→Half

12.4 - 13.1 mi

Top 45%
×2story building
+19ft-37ft

Overall

12071

Females

2949

F40-44

2949

Half→25K

13.1 - 15.5 mi

Top 44%
×4story building
+66ft-88ft

Overall

11696

Females

2889

F40-44

2889

25K→30K

15.5 - 18.6 mi

Top 43%
×9story building
+181ft-148ft

Overall

11578

Females

2940

F40-44

2940

30K→20M

18.6 - 20.0 mi

Top 45%
×5story building
+64ft-50ft

Overall

11892

Females

3208

F40-44

3208

20M→21M

20.0 - 21.0 mi

Top 46%
×8story building
+106ft-24ft

Overall

12367

Females

3603

F40-44

3603

21M→35K

21.0 - 21.8 mi

Top 45%
×7story building
+17ft-86ft

Overall

11950

Females

3386

F40-44

3386

35K→23M

21.8 - 23.0 mi

Top 45%
×5story building
+23ft-63ft

Overall

12047

Females

3536

F40-44

3536

23M→24M

23.0 - 24.0 mi

Top 44%
×6story building
+12ft-82ft

Overall

11708

Females

3427

F40-44

3427

24M→40K

24.0 - 24.9 mi

Top 41%
×1story
+6ft-20ft

Overall

11036

Females

3161

F40-44

3161

40K→25.2M

24.9 - 25.2 mi

Top 43%
×1story
+13ft-16ft

Overall

11348

Females

3360

F40-44

3360

25.2M→Finish

25.2 - 26.2 mi

Top 42%
×2story building
+22ft-21ft

Overall

11305

Females

3343

F40-44

3343

Passing Analysis

Category:
Athletes Passed
1141*
Passed By
2245
Net Change
-1105
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#9980
5K → 10K150567-418#9980#10398
10K → 15K132285-153#10398#10551
15K → 20K104237-133#10551#10684
20K → Half666-60#10684#10744
Half → 25K96211-115#10744#10859
25K → 30K174228-54#10859#10913
30K → 20M67*115-48#10913#10961
20M → 21M50131-81#10961#11042
21M → 35K3668-32#11042#11074
35K → 23M75113-38#11074#11112
23M → 24M6994-25#11112#11137
24M → 40K7938+41#11137#11096
40K → 25.2M3032-2#11096#11098
25.2M → Finish7360+13#11098#11085
TOTALS1141*2245-1105

* Includes athletes who did not complete a segment (DNF/DNQ).

📊

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