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BOSTON MARATHON 2023

Kelsie Kline

Bib: 19634•F

OH

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0:00
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Overall
#0 / 26622
Gender (Female)
#0 / 11423
Division (F18-39)
#0 / 4884
Race Day Weather
49°/39°F
light intensity drizzle

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
28:03
Rank: #20586
Start → 5K
28:03 | 9:02/mi
10K· 6.21 mi
56:01
Rank: #20700 (-114)
5K → 10K
27:58 | 9:00/mi
15K· 9.32 mi
1:24:02
Rank: #20637 (+63)
10K → 15K
28:01 | 9:01/mi
20K· 12.43 mi
1:52:48
Rank: #20683 (-46)
15K → 20K
28:46 | 9:16/mi
Half· 13.11 mi
1:59:04
Rank: #20699 (-16)
20K → Half
6:16 | 9:11/mi
25K· 15.53 mi
2:22:11
Rank: #20776 (-77)
Half → 25K
23:07 | 9:32/mi
30K· 18.64 mi
2:52:03
Rank: #20562 (+214)
25K → 30K
29:52 | 9:37/mi
20M
3:05:03
Rank: #20445 (+117)
30K → 20M
13:00 | 9:34/mi
21M
3:17:24
Rank: #20683 (-238)
20M → 21M
12:21 | 12:21/mi
35K· 21.75 mi
3:24:57
Rank: #20713 (-30)
21M → 35K
7:33 | 10:06/mi
23M
3:39:08
Rank: #20883 (-170)
35K → 23M
14:11 | 11:20/mi
24M
3:49:22
Rank: #20904 (-21)
23M → 24M
10:14 | 10:14/mi
40K· 24.85 mi
3:58:55
Rank: #20986 (-82)
24M → 40K
9:33 | 11:10/mi
25.2M
4:02:41
Rank: #20970 (+16)
40K → 25.2M
3:46 | 10:55/mi
Finish· 26.22 mi
4:12:52
Rank: #21009 (-39)
25.2M → Finish
10:11 | 10:00/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:59:04
Pace9:05 /mi
2nd Half
Distance13.11 mi
Time2:13:48
Pace10:12 /mi
📊Positive Split: 12.4% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:19:3328:039:0228:03
9:02
-
10K
6.21 mi11:47:3156:019:0127:58
9:00
-0:02
15K
9.32 mi12:15:321:24:029:0128:01
9:01
+0:01
20K
12.43 mi12:44:181:52:489:0528:46
9:16
+0:15
Half
13.11 mi12:50:341:59:049:056:16
9:11
-0:05
25K
15.53 mi13:13:412:22:119:0923:07
9:32
+0:21
30K
18.64 mi13:43:332:52:039:1429:52
9:37
+0:05
20M
20.00 mi13:56:333:05:039:1513:00
9:34
-0:03
21M
21.00 mi14:08:543:17:249:2412:21
12:21
+2:47
35K
21.75 mi14:16:273:24:579:257:33
10:06
-2:15
23M
23.00 mi14:30:383:39:089:3214:11
11:20
+1:14
24M
24.00 mi14:40:523:49:229:3310:14
10:14
-1:06
40K
24.85 mi14:50:253:58:559:379:33
11:10
+0:56
25.2M
25.20 mi14:54:114:02:419:383:46
10:55
-0:15
Finish
26.22 mi15:04:224:12:529:3910:11
10:00
-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

9:00 /mi

Average Pace

9:39 /mi

Slowest Pace

12:21 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:24:02

33% of race

Time at Steady Pace

1:58:45

47% of race

Time at Slower Pace

50:05

20% 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 mi11:19:3328:039:0228:03
9:02
#20586
10K
6.21 mi11:47:3156:019:0127:58
9:00
#20700
15K
9.32 mi12:15:321:24:029:0128:01
9:01
#20637
20K
12.43 mi12:44:181:52:489:0528:46
9:16
#20683
Half
13.11 mi12:50:341:59:049:056:16
9:11
#20699
25K
15.53 mi13:13:412:22:119:0923:07
9:32
#20776
30K
18.64 mi13:43:332:52:039:1429:52
9:37
#20562
20M
20.00 mi13:56:333:05:039:1513:00
9:34
#20445
21M
21.00 mi14:08:543:17:249:2412:21
12:21
#20683
35K
21.75 mi14:16:273:24:579:257:33
10:06
#20713
23M
23.00 mi14:30:383:39:089:3214:11
11:20
#20883
24M
24.00 mi14:40:523:49:229:3310:14
10:14
#20904
40K
24.85 mi14:50:253:58:559:379:33
11:10
#20986
25.2M
25.20 mi14:54:114:02:419:383:46
10:55
#20970
Finish
26.22 mi15:04:224:12:529:3910:11
10:00
#21009
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi3.11 mi205868162816220588(Top 77%)8008(Top 70%)8008(Top 164%)
10K6.21 mi3.10 mi20700-1148147+158147+1520891(Top 78%)8203(Top 72%)8203(Top 168%)
15K9.32 mi3.11 mi20637+638088+598088+5920588(Top 77%)8008(Top 70%)8008(Top 164%)
20K12.43 mi3.11 mi20683-468094-68094-620828(Top 78%)8129(Top 71%)8129(Top 166%)
Half13.11 mi0.68 mi20699-168106-128106-1221135(Top 79%)8329(Top 73%)8329(Top 171%)
25K15.53 mi2.42 mi20776-778138-328138-3220957(Top 79%)8247(Top 72%)8247(Top 169%)
30K18.64 mi3.11 mi20562+2148043+958043+9519847(Top 75%)7681(Top 67%)7681(Top 157%)
20M20.00 mi1.36 mi20445+1177992+517992+5119128(Top 72%)7369(Top 65%)7369(Top 151%)
21M21.00 mi1.00 mi20683-2388127-1358127-13523266(Top 87%)9685(Top 85%)9685(Top 198%)
35K21.75 mi0.75 mi20713-308154-278154-2721541(Top 81%)8793(Top 77%)8793(Top 180%)
23M23.00 mi1.25 mi20883-1708271-1178271-11722956(Top 86%)9563(Top 84%)9563(Top 196%)
24M24.00 mi1.00 mi20904-218291-208291-2021416(Top 80%)8797(Top 77%)8797(Top 180%)
40K24.85 mi0.85 mi20986-828345-548345-5422688(Top 85%)9494(Top 83%)9494(Top 194%)
25.2M25.20 mi0.35 mi20970+168344+18344+120308(Top 76%)8221(Top 72%)8221(Top 168%)
Finish26.22 mi1.02 mi21009-398381-378381-3721751(Top 82%)8984(Top 79%)8984(Top 184%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 77%
×21stories
+97ft-345ft

Overall

20588

Females

8008

F18-39

8008

5K→10K

3.1 - 6.2 mi

Top 78%
×5stories
+79ft-138ft

Overall

20891

Females

8203

F18-39

8203

10K→15K

6.2 - 9.3 mi

Top 77%
×3stories
+67ft-78ft

Overall

20588

Females

8008

F18-39

8008

15K→20K

9.3 - 12.4 mi

Top 78%
×5stories
+106ft-86ft

Overall

20828

Females

8129

F18-39

8129

20K→Half

12.4 - 13.1 mi

Top 79%
×2stories
+19ft-37ft

Overall

21135

Females

8329

F18-39

8329

Half→25K

13.1 - 15.5 mi

Top 79%
×4stories
+66ft-88ft

Overall

20957

Females

8247

F18-39

8247

25K→30K

15.5 - 18.6 mi

Top 75%
×9stories
+181ft-148ft

Overall

19847

Females

7681

F18-39

7681

30K→20M

18.6 - 20.0 mi

Top 72%
×5stories
+64ft-50ft

Overall

19128

Females

7369

F18-39

7369

20M→21M

20.0 - 21.0 mi

Top 87%
×8stories
+106ft-24ft

Overall

23266

Females

9685

F18-39

9685

21M→35K

21.0 - 21.8 mi

Top 81%
×7stories
+17ft-86ft

Overall

21541

Females

8793

F18-39

8793

35K→23M

21.8 - 23.0 mi

Top 86%
×5stories
+23ft-63ft

Overall

22956

Females

9563

F18-39

9563

23M→24M

23.0 - 24.0 mi

Top 80%
×6stories
+12ft-82ft

Overall

21416

Females

8797

F18-39

8797

24M→40K

24.0 - 24.9 mi

Top 85%
×1story
+6ft-20ft

Overall

22688

Females

9494

F18-39

9494

40K→25.2M

24.9 - 25.2 mi

Top 76%
×1story
+13ft-16ft

Overall

20308

Females

8221

F18-39

8221

25.2M→Finish

25.2 - 26.2 mi

Top 82%
×2stories
+22ft-21ft

Overall

21751

Females

8984

F18-39

8984

Passing Analysis

Category:
Athletes Passed
1298
Passed By
1721
Net Change
-423
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#20586
5K → 10K241355-114#20586#20700
10K → 15K211148+63#20700#20637
15K → 20K145191-46#20637#20683
20K → Half1935-16#20683#20699
Half → 25K82159-77#20699#20776
25K → 30K25541+214#20776#20562
30K → 20M14124+117#20562#20445
20M → 21M22260-238#20445#20683
21M → 35K3262-30#20683#20713
35K → 23M32202-170#20713#20883
23M → 24M3960-21#20883#20904
24M → 40K1496-82#20904#20986
40K → 25.2M3418+16#20986#20970
25.2M → Finish3170-39#20970#21009
TOTALS12981721-423
📊

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