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BOSTON MARATHON 2023

Kimberly Johnson

OH

Bib: 22823 F

0:00
0:00
/ mi
Masters
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Overall
#0 / 26622
Gender (Female)
#0 / 11423
Masters (Masters Women)
#0 / 6539
Division (F50-54)
#0 / 1207
Race Day Weather
49°/39°F
light intensity drizzle

⏱️ Race Timeline

Ribbon color based on
FasterSteadySlower· vs. your average pace
Start
0:00
Race begins
469 ft elev
5K· 3.11 mi
9:33/mi
29:39
↑ 97↓ 3451.5%
220 ft elev
10K· 6.21 mi
10:08/mi
1:01:09
↑ 79↓ 1380.4%
157 ft elev
15K· 9.32 mi
10:25/mi
1:33:31
↑ 67↓ 78
146 ft elev
20K· 12.43 mi
10:55/mi
2:07:26
↑ 106↓ 860.1%
165 ft elev
Half· 13.11 mi
10:13/mi
2:14:24
↑ 19↓ 370.5%
148 ft elev
25K· 15.53 mi
11:21/mi
2:41:55
↑ 66↓ 880.2%
127 ft elev
30K· 18.64 mi
12:31/mi
3:20:49
↑ 181↓ 1480.2%
138 ft elev
20M
13:15/mi
3:38:50
↑ 64↓ 500.2%
148 ft elev
21M
14:06/mi
3:52:56
↑ 106↓ 241.6%
227 ft elev
35K· 21.75 mi
10:23/mi
4:00:42
↑ 17↓ 861.7%
156 ft elev
23M
14:13/mi
4:18:30
↑ 23↓ 630.6%
116 ft elev
24M
11:03/mi
4:29:33
↓ 821.3%
34 ft elev
40K· 24.85 mi
11:55/mi
4:39:44
↓ 200.3%
20 ft elev
25.2M
16:17/mi
4:45:21
↑ 13↓ 160.2%
18 ft elev
Finish· 26.22 mi
10:26/mi
4:55:59
↑ 22↓ 21
17 ft elev
Course Elevation
7–469 ft
≈
×2stacked redwood trees
•▲ 890 ft climb · ▼ 1342 ft descent

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time2:14:24
Pace10:15 /mi
2nd Half
Distance13.11 mi
Time2:41:35
Pace12:20 /mi
📊Positive Split: 20.2% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:25:4329:399:3329:39
9:33
-
10K
6.21 mi11:57:131:01:099:5031:30
10:08
+0:35
15K
9.32 mi12:29:351:33:3110:0232:22
10:25
+0:17
20K
12.43 mi13:03:302:07:2610:1533:55
10:55
+0:30
Half
13.11 mi13:10:282:14:2410:156:58
10:13
-0:42
25K
15.53 mi13:37:592:41:5510:2527:31
11:21
+1:08
30K
18.64 mi14:16:533:20:4910:4638:54
12:31
+1:10
20M
20.00 mi14:34:543:38:5010:5618:01
13:15
+0:44
21M
21.00 mi14:49:003:52:5611:0614:06
14:06
+0:51
35K
21.75 mi14:56:464:00:4211:047:46
10:23
-3:43
23M
23.00 mi15:14:344:18:3011:1417:48
14:13
+3:50
24M
24.00 mi15:25:374:29:3311:1411:03
11:03
-3:10
40K
24.85 mi15:35:484:39:4411:1510:11
11:55
+0:52
25.2M
25.20 mi15:41:254:45:2111:195:37
16:17
+4:22
Finish
26.22 mi15:52:034:55:5911:1810:38
10:26
-5:51

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

9:33 /mi

Average Pace

11:18 /mi

Slowest Pace

16:17 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

29:39

10% of race

Time at Steady Pace

2:51:54

58% of race

Time at Slower Pace

1:34:26

32% of race

Average Pace: 11:17 /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 mi11:25:4329:399:3329:39
9:33
#22227
10K
6.21 mi11:57:131:01:099:5031:30
10:08
#23265
15K
9.32 mi12:29:351:33:3110:0232:22
10:25
#23678
20K
12.43 mi13:03:302:07:2610:1533:55
10:55
#23927
Half
13.11 mi13:10:282:14:2410:156:58
10:13
#23906
25K
15.53 mi13:37:592:41:5510:2527:31
11:21
#24026
30K
18.64 mi14:16:533:20:4910:4638:54
12:31
#24298
20M
20.00 mi14:34:543:38:5010:5618:01
13:15
#24443
21M
21.00 mi14:49:003:52:5611:0614:06
14:06
#24513
35K
21.75 mi14:56:464:00:4211:047:46
10:23
#24434
23M
23.00 mi15:14:344:18:3011:1417:48
14:13
#24617
24M
24.00 mi15:25:374:29:3311:1411:03
11:03
#24552
40K
24.85 mi15:35:484:39:4411:1510:11
11:55
#24539
25.2M
25.20 mi15:41:254:45:2111:195:37
16:17
#24604
Finish
26.22 mi15:52:034:55:5911:1810:38
10:26
#24570
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF50-54Seg. OverallSeg. FemalesSeg. F50-54
5K3.11 mi3.11 mi222278992899224317(Top 91%)10067(Top 88%)10067(Top 834%)
10K6.21 mi3.10 mi23265-10389512-5209512-52023998(Top 90%)9886(Top 87%)9886(Top 819%)
15K9.32 mi3.11 mi23678-4139716-2049716-20424317(Top 91%)10067(Top 88%)10067(Top 834%)
20K12.43 mi3.11 mi23927-2499848-1329848-13224510(Top 92%)10206(Top 89%)10206(Top 846%)
Half13.11 mi0.68 mi23906+219836+129836+1223709(Top 89%)9751(Top 85%)9751(Top 808%)
25K15.53 mi2.42 mi24026-1209911-759911-7524476(Top 92%)10216(Top 89%)10216(Top 846%)
30K18.64 mi3.11 mi24298-27210096-18510096-18525016(Top 94%)10574(Top 93%)10574(Top 876%)
20M20.00 mi1.36 mi24443-14510181-8510181-8525368(Top 95%)10789(Top 94%)10789(Top 894%)
21M21.00 mi1.00 mi24513-7010224-4310224-4325115(Top 94%)10669(Top 93%)10669(Top 884%)
35K21.75 mi0.75 mi24434+7910186+3810186+3822179(Top 83%)9156(Top 80%)9156(Top 759%)
23M23.00 mi1.25 mi24617-18310297-11110297-11125958(Top 98%)11118(Top 97%)11118(Top 921%)
24M24.00 mi1.00 mi24552+6510274+2310274+2323151(Top 87%)9718(Top 85%)9718(Top 805%)
40K24.85 mi0.85 mi24539+1310275-110275-123789(Top 89%)10081(Top 88%)10081(Top 835%)
25.2M25.20 mi0.35 mi24604-6510317-4210317-4226199(Top 98%)11257(Top 99%)11257(Top 933%)
Finish26.22 mi1.02 mi24570+3410302+1510302+1522889(Top 86%)9600(Top 84%)9600(Top 795%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 91%
×21story building
+97ft-345ft

Overall

24317

Females

10067

F50-54

10067

5K→10K

3.1 - 6.2 mi

Top 90%
×5story building
+79ft-138ft

Overall

23998

Females

9886

F50-54

9886

10K→15K

6.2 - 9.3 mi

Top 91%
×3story building
+67ft-78ft

Overall

24317

Females

10067

F50-54

10067

15K→20K

9.3 - 12.4 mi

Top 92%
×5story building
+106ft-86ft

Overall

24510

Females

10206

F50-54

10206

20K→Half

12.4 - 13.1 mi

Top 89%
×2story building
+19ft-37ft

Overall

23709

Females

9751

F50-54

9751

Half→25K

13.1 - 15.5 mi

Top 92%
×4story building
+66ft-88ft

Overall

24476

Females

10216

F50-54

10216

25K→30K

15.5 - 18.6 mi

Top 94%
×9story building
+181ft-148ft

Overall

25016

Females

10574

F50-54

10574

30K→20M

18.6 - 20.0 mi

Top 95%
×5story building
+64ft-50ft

Overall

25368

Females

10789

F50-54

10789

20M→21M

20.0 - 21.0 mi

Top 94%
×8story building
+106ft-24ft

Overall

25115

Females

10669

F50-54

10669

21M→35K

21.0 - 21.8 mi

Top 83%
×7story building
+17ft-86ft

Overall

22179

Females

9156

F50-54

9156

35K→23M

21.8 - 23.0 mi

Top 98%
×5story building
+23ft-63ft

Overall

25958

Females

11118

F50-54

11118

23M→24M

23.0 - 24.0 mi

Top 87%
×6story building
+12ft-82ft

Overall

23151

Females

9718

F50-54

9718

24M→40K

24.0 - 24.9 mi

Top 89%
×1story
+6ft-20ft

Overall

23789

Females

10081

F50-54

10081

40K→25.2M

24.9 - 25.2 mi

Top 98%
×1story
+13ft-16ft

Overall

26199

Females

11257

F50-54

11257

25.2M→Finish

25.2 - 26.2 mi

Top 86%
×2story building
+22ft-21ft

Overall

22889

Females

9600

F50-54

9600

Passing Analysis

Category:
Athletes Passed
478
Passed By
2821
Net Change
-2343
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#22227
5K → 10K171055-1038#22227#23265
10K → 15K23436-413#23265#23678
15K → 20K46295-249#23678#23927
20K → Half3817+21#23927#23906
Half → 25K48168-120#23906#24026
25K → 30K44316-272#24026#24298
30K → 20M12157-145#24298#24443
20M → 21M1686-70#24443#24513
21M → 35K823+79#24513#24434
35K → 23M8191-183#24434#24617
23M → 24M738+65#24617#24552
24M → 40K2815+13#24552#24539
40K → 25.2M065-65#24539#24604
25.2M → Finish439+34#24604#24570
TOTALS4782821-2343
📊

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