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BOSTON MARATHON 2023

Elizabeth Kean

Bib: 25444•F

MA

0:00
0:00
/ mi
Masters
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Overall
#0 / 26622
Gender (Female)
#0 / 11423
Masters (Masters Women)
#0 / 6539
Division (F45-49)
#0 / 1817
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
11:39/mi
36:12
↑ 97↓ 3451.5%
10K· 6.21 mi
10:50/mi
1:09:53
↑ 79↓ 1380.4%
15K· 9.32 mi
10:42/mi
1:43:07
↑ 67↓ 78
20K· 12.43 mi
11:33/mi
2:19:00
↑ 106↓ 860.1%
Half· 13.11 mi
10:48/mi
2:26:22
↑ 19↓ 370.5%
25K· 15.53 mi
11:56/mi
2:55:18
↑ 66↓ 880.2%
30K· 18.64 mi
11:28/mi
3:30:57
↑ 181↓ 1480.2%
20M
12:22/mi
3:47:46
↑ 64↓ 500.2%
21M
11:57/mi
3:59:43
↑ 106↓ 241.6%
35K· 21.75 mi
11:56/mi
4:08:39
↑ 17↓ 861.7%
23M
12:39/mi
4:24:29
↑ 23↓ 630.6%
24M
11:05/mi
4:35:34
↓ 821.3%
40K· 24.85 mi
11:46/mi
4:45:38
↓ 200.3%
25.2M
11:50/mi
4:49:43
↑ 13↓ 160.2%
Finish· 26.22 mi
9:47/mi
4:59:41
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time2:26:22
Pace11:10 /mi
2nd Half
Distance13.11 mi
Time2:33:19
Pace11:42 /mi
📊Positive Split: 4.7% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:52:1736:1211:3936:12
11:39
-
10K
6.21 mi12:25:581:09:5311:1533:41
10:50
-0:49
15K
9.32 mi12:59:121:43:0711:0433:14
10:42
-0:08
20K
12.43 mi13:35:052:19:0011:1135:53
11:33
+0:51
Half
13.11 mi13:42:272:26:2211:107:22
10:48
-0:45
25K
15.53 mi14:11:232:55:1811:1728:56
11:56
+1:08
30K
18.64 mi14:47:023:30:5711:1935:39
11:28
-0:28
20M
20.00 mi15:03:513:47:4611:2316:49
12:22
+0:54
21M
21.00 mi15:15:483:59:4311:2511:57
11:57
-0:25
35K
21.75 mi15:24:444:08:3911:268:56
11:56
-0:01
23M
23.00 mi15:40:344:24:2911:3015:50
12:39
+0:43
24M
24.00 mi15:51:394:35:3411:2911:05
11:05
-1:34
40K
24.85 mi16:01:434:45:3811:3010:04
11:46
+0:41
25.2M
25.20 mi16:05:484:49:4311:304:05
11:50
+0:04
Finish
26.22 mi16:15:464:59:4111:269:58
9:47
-2:03

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

9:47 /mi

Average Pace

11:26 /mi

Slowest Pace

12:39 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:35:20

32% of race

Time at Steady Pace

2:51:42

57% of race

Time at Slower Pace

32:39

11% of race

Average Pace: 11:26 /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 mi11:52:1736:1211:3936:12
11:39
#26299
10K
6.21 mi12:25:581:09:5311:1533:41
10:50
#25860
15K
9.32 mi12:59:121:43:0711:0433:14
10:42
#25532
20K
12.43 mi13:35:052:19:0011:1135:53
11:33
#25460
Half
13.11 mi13:42:272:26:2211:107:22
10:48
#25423
25K
15.53 mi14:11:232:55:1811:1728:56
11:56
#25369
30K
18.64 mi14:47:023:30:5711:1935:39
11:28
#25119
20M
20.00 mi15:03:513:47:4611:2316:49
12:22
#25091
21M
21.00 mi15:15:483:59:4311:2511:57
11:57
#25005
35K
21.75 mi15:24:444:08:3911:268:56
11:56
#24987
23M
23.00 mi15:40:344:24:2911:3015:50
12:39
#24993
24M
24.00 mi15:51:394:35:3411:2911:05
11:05
#24947
40K
24.85 mi16:01:434:45:3811:3010:04
11:46
#24898
25.2M
25.20 mi16:05:484:49:4311:304:05
11:50
#24874
Finish
26.22 mi16:15:464:59:4111:269:58
9:47
#24802
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF45-49Seg. OverallSeg. FemalesSeg. F45-49
5K3.11 mi3.11 mi26299112291122924799(Top 93%)10349(Top 91%)10349(Top 570%)
10K6.21 mi3.10 mi25860+43910953+27610953+27625251(Top 95%)10582(Top 93%)10582(Top 582%)
15K9.32 mi3.11 mi25532+32810754+19910754+19924799(Top 93%)10349(Top 91%)10349(Top 570%)
20K12.43 mi3.11 mi25460+7210725+2910725+2925303(Top 95%)10655(Top 93%)10655(Top 586%)
Half13.11 mi0.68 mi25423+3710702+2310702+2324681(Top 93%)10308(Top 90%)10308(Top 567%)
25K15.53 mi2.42 mi25369+5410681+2110681+2125103(Top 94%)10575(Top 93%)10575(Top 582%)
30K18.64 mi3.11 mi25119+25010555+12610555+12623835(Top 90%)9924(Top 87%)9924(Top 546%)
20M20.00 mi1.36 mi25091+2810546+910546+924613(Top 92%)10399(Top 91%)10399(Top 572%)
21M21.00 mi1.00 mi25005+8610510+3610510+3622693(Top 85%)9388(Top 82%)9388(Top 517%)
35K21.75 mi0.75 mi24987+1810509+110509+124635(Top 93%)10475(Top 92%)10475(Top 576%)
23M23.00 mi1.25 mi24993-610517-810517-824741(Top 93%)10506(Top 92%)10506(Top 578%)
24M24.00 mi1.00 mi24947+4610495+2210495+2223210(Top 87%)9749(Top 85%)9749(Top 537%)
40K24.85 mi0.85 mi24898+4910477+1810477+1823616(Top 89%)10005(Top 88%)10005(Top 551%)
25.2M25.20 mi0.35 mi24874+2410465+1210465+1222253(Top 84%)9273(Top 81%)9273(Top 510%)
Finish26.22 mi1.02 mi24802+7210429+3610429+3621115(Top 79%)8624(Top 75%)8624(Top 475%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 93%
×21story building
+97ft-345ft

Overall

24799

Females

10349

F45-49

10349

5K→10K

3.1 - 6.2 mi

Top 95%
×5story building
+79ft-138ft

Overall

25251

Females

10582

F45-49

10582

10K→15K

6.2 - 9.3 mi

Top 93%
×3story building
+67ft-78ft

Overall

24799

Females

10349

F45-49

10349

15K→20K

9.3 - 12.4 mi

Top 95%
×5story building
+106ft-86ft

Overall

25303

Females

10655

F45-49

10655

20K→Half

12.4 - 13.1 mi

Top 93%
×2story building
+19ft-37ft

Overall

24681

Females

10308

F45-49

10308

Half→25K

13.1 - 15.5 mi

Top 94%
×4story building
+66ft-88ft

Overall

25103

Females

10575

F45-49

10575

25K→30K

15.5 - 18.6 mi

Top 90%
×9story building
+181ft-148ft

Overall

23835

Females

9924

F45-49

9924

30K→20M

18.6 - 20.0 mi

Top 92%
×5story building
+64ft-50ft

Overall

24613

Females

10399

F45-49

10399

20M→21M

20.0 - 21.0 mi

Top 85%
×8story building
+106ft-24ft

Overall

22693

Females

9388

F45-49

9388

21M→35K

21.0 - 21.8 mi

Top 93%
×7story building
+17ft-86ft

Overall

24635

Females

10475

F45-49

10475

35K→23M

21.8 - 23.0 mi

Top 93%
×5story building
+23ft-63ft

Overall

24741

Females

10506

F45-49

10506

23M→24M

23.0 - 24.0 mi

Top 87%
×6story building
+12ft-82ft

Overall

23210

Females

9749

F45-49

9749

24M→40K

24.0 - 24.9 mi

Top 89%
×1story
+6ft-20ft

Overall

23616

Females

10005

F45-49

10005

40K→25.2M

24.9 - 25.2 mi

Top 84%
×1story
+13ft-16ft

Overall

22253

Females

9273

F45-49

9273

25.2M→Finish

25.2 - 26.2 mi

Top 79%
×2story building
+22ft-21ft

Overall

21115

Females

8624

F45-49

8624

Passing Analysis

Category:
Athletes Passed
1698
Passed By
201
Net Change
+1497
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#26299
5K → 10K4412+439#26299#25860
10K → 15K3324+328#25860#25532
15K → 20K12250+72#25532#25460
20K → Half381+37#25460#25423
Half → 25K9137+54#25423#25369
25K → 30K2522+250#25369#25119
30K → 20M6032+28#25119#25091
20M → 21M926+86#25091#25005
21M → 35K3113+18#25005#24987
35K → 23M2632-6#24987#24993
23M → 24M559+46#24993#24947
24M → 40K556+49#24947#24898
40K → 25.2M284+24#24898#24874
25.2M → Finish753+72#24874#24802
TOTALS1698201+1497
📊

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