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BOSTON MARATHON 2023

Jon Kline

Bib: 5544•M

CA

0:00
0:00
/ mi
Masters
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Overall
#0 / 26622
Top 19%
Gender (Male)
#0 / 15176
Top 31%
Masters (Masters Men)
#0 / 9891
Top 16%
Division (M45-49)
#0 / 2252
Top 20%
Race Day Weather
49°/39°F
light intensity drizzle

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
21:14
Rank: #4999
Start → 5K
21:14 | 6:50/mi
10K· 6.21 mi
41:53
Rank: #4389 (+610)
5K → 10K
20:39 | 6:39/mi
15K· 9.32 mi
1:02:39
Rank: #4235 (+154)
10K → 15K
20:46 | 6:41/mi
20K· 12.43 mi
1:23:18
Rank: #3900 (+335)
15K → 20K
20:39 | 6:39/mi
Half· 13.11 mi
1:27:48
Rank: #3873 (+27)
20K → Half
4:30 | 6:36/mi
25K· 15.53 mi
1:44:05
Rank: #3773 (+100)
Half → 25K
16:17 | 6:43/mi
30K· 18.64 mi
2:05:41
Rank: #3789 (-16)
25K → 30K
21:36 | 6:57/mi
20M
2:15:20
Rank: #3846 (-57)
30K → 20M
9:39 | 7:06/mi
21M
2:23:12
Rank: #4050 (-204)
20M → 21M
7:52 | 7:52/mi
35K· 21.75 mi
2:28:22
Rank: #4067 (-17)
21M → 35K
5:10 | 6:54/mi
23M
2:38:16
Rank: #4463 (-396)
35K → 23M
9:54 | 7:54/mi
24M
2:46:01
Rank: #4655 (-192)
23M → 24M
7:45 | 7:45/mi
40K· 24.85 mi
2:53:18
Rank: #4910 (-255)
24M → 40K
7:17 | 8:31/mi
25.2M
2:56:14
Rank: #4960 (-50)
40K → 25.2M
2:56 | 8:30/mi
Finish· 26.22 mi
3:04:06
Rank: #5062 (-102)
25.2M → Finish
7:52 | 7:43/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:27:48
Pace6:42 /mi
2nd Half
Distance13.11 mi
Time1:36:18
Pace7:21 /mi
📊Positive Split: 9.7% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:24:0721:146:5021:14
6:50
-
10K
6.21 mi10:44:4641:536:4420:39
6:39
-0:11
15K
9.32 mi11:05:321:02:396:4320:46
6:41
+0:02
20K
12.43 mi11:26:111:23:186:4220:39
6:39
-0:02
Half
13.11 mi11:30:411:27:486:424:30
6:36
-0:03
25K
15.53 mi11:46:581:44:056:4216:17
6:43
+0:07
30K
18.64 mi12:08:342:05:416:4521:36
6:57
+0:14
20M
20.00 mi12:18:132:15:206:469:39
7:06
+0:09
21M
21.00 mi12:26:052:23:126:497:52
7:52
+0:46
35K
21.75 mi12:31:152:28:226:495:10
6:54
-0:58
23M
23.00 mi12:41:092:38:166:539:54
7:54
+1:00
24M
24.00 mi12:48:542:46:016:557:45
7:45
-0:09
40K
24.85 mi12:56:112:53:186:587:17
8:31
+0:46
25.2M
25.20 mi12:59:072:56:147:002:56
8:30
-0:01
Finish
26.22 mi13:06:593:04:067:027:52
7:43
-0:47

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

6:36 /mi

Average Pace

7:02 /mi

Slowest Pace

8:31 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

4:30

2% of race

Time at Steady Pace

2:16:00

74% of race

Time at Slower Pace

43:36

24% of race

Average Pace: 7:01 /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 mi10:24:0721:146:5021:14
6:50
#4999
10K
6.21 mi10:44:4641:536:4420:39
6:39
#4389
15K
9.32 mi11:05:321:02:396:4320:46
6:41
#4235
20K
12.43 mi11:26:111:23:186:4220:39
6:39
#3900
Half
13.11 mi11:30:411:27:486:424:30
6:36
#3873
25K
15.53 mi11:46:581:44:056:4216:17
6:43
#3773
30K
18.64 mi12:08:342:05:416:4521:36
6:57
#3789
20M
20.00 mi12:18:132:15:206:469:39
7:06
#3846
21M
21.00 mi12:26:052:23:126:497:52
7:52
#4050
35K
21.75 mi12:31:152:28:226:495:10
6:54
#4067
23M
23.00 mi12:41:092:38:166:539:54
7:54
#4463
24M
24.00 mi12:48:542:46:016:557:45
7:45
#4655
40K
24.85 mi12:56:112:53:186:587:17
8:31
#4910
25.2M
25.20 mi12:59:072:56:147:002:56
8:30
#4960
Finish
26.22 mi13:06:593:04:067:027:52
7:43
#5062
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM45-49Seg. OverallSeg. MalesSeg. M45-49
5K3.11 mi3.11 mi4999464146413989(Top 15%)3750(Top 25%)3750(Top 167%)
10K6.21 mi3.10 mi4389+6104110+5314110+5313870(Top 15%)3647(Top 24%)3647(Top 162%)
15K9.32 mi3.11 mi4235+1543969+1413969+1413989(Top 15%)3750(Top 25%)3750(Top 167%)
20K12.43 mi3.11 mi3900+3353673+2963673+2963166(Top 12%)3012(Top 20%)3012(Top 134%)
Half13.11 mi0.68 mi3873+273653+203653+203452(Top 13%)3283(Top 22%)3283(Top 146%)
25K15.53 mi2.42 mi3773+1003564+893564+893500(Top 13%)3313(Top 22%)3313(Top 147%)
30K18.64 mi3.11 mi3789-163575-113575-114039(Top 15%)3773(Top 25%)3773(Top 168%)
20M20.00 mi1.36 mi3846-573624-493624-494633(Top 17%)4252(Top 28%)4252(Top 189%)
21M21.00 mi1.00 mi4050-2043800-1763800-1766504(Top 24%)5542(Top 37%)5542(Top 246%)
35K21.75 mi0.75 mi4067-173817-173817-174811(Top 18%)4347(Top 29%)4347(Top 193%)
23M23.00 mi1.25 mi4463-3964163-3464163-3469097(Top 34%)6996(Top 46%)6996(Top 311%)
24M24.00 mi1.00 mi4655-1924331-1684331-1689370(Top 35%)7068(Top 47%)7068(Top 314%)
40K24.85 mi0.85 mi4910-2554525-1944525-19413416(Top 50%)8955(Top 59%)8955(Top 398%)
25.2M25.20 mi0.35 mi4960-504567-424567-429422(Top 35%)6948(Top 46%)6948(Top 309%)
Finish26.22 mi1.02 mi5062-1024649-824649-8210050(Top 38%)7304(Top 48%)7304(Top 324%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 15%
×21stories
+97ft-345ft

Overall

3989

Males

3750

M45-49

3750

5K→10K

3.1 - 6.2 mi

Top 15%
×5stories
+79ft-138ft

Overall

3870

Males

3647

M45-49

3647

10K→15K

6.2 - 9.3 mi

Top 15%
×3stories
+67ft-78ft

Overall

3989

Males

3750

M45-49

3750

15K→20K

9.3 - 12.4 mi

Top 12%
×5stories
+106ft-86ft

Overall

3166

Males

3012

M45-49

3012

20K→Half

12.4 - 13.1 mi

Top 13%
×2stories
+19ft-37ft

Overall

3452

Males

3283

M45-49

3283

Half→25K

13.1 - 15.5 mi

Top 13%
×4stories
+66ft-88ft

Overall

3500

Males

3313

M45-49

3313

25K→30K

15.5 - 18.6 mi

Top 15%
×9stories
+181ft-148ft

Overall

4039

Males

3773

M45-49

3773

30K→20M

18.6 - 20.0 mi

Top 17%
×5stories
+64ft-50ft

Overall

4633

Males

4252

M45-49

4252

20M→21M

20.0 - 21.0 mi

Top 24%
×8stories
+106ft-24ft

Overall

6504

Males

5542

M45-49

5542

21M→35K

21.0 - 21.8 mi

Top 18%
×7stories
+17ft-86ft

Overall

4811

Males

4347

M45-49

4347

35K→23M

21.8 - 23.0 mi

Top 34%
×5stories
+23ft-63ft

Overall

9097

Males

6996

M45-49

6996

23M→24M

23.0 - 24.0 mi

Top 35%
×6stories
+12ft-82ft

Overall

9370

Males

7068

M45-49

7068

24M→40K

24.0 - 24.9 mi

Top 50%
×1story
+6ft-20ft

Overall

13416

Males

8955

M45-49

8955

40K→25.2M

24.9 - 25.2 mi

Top 35%
×1story
+13ft-16ft

Overall

9422

Males

6948

M45-49

6948

25.2M→Finish

25.2 - 26.2 mi

Top 38%
×2stories
+22ft-21ft

Overall

10050

Males

7304

M45-49

7304

Passing Analysis

Category:
Athletes Passed
1623
Passed By
1686
Net Change
-63
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#4999
5K → 10K64434+610#4999#4389
10K → 15K21965+154#4389#4235
15K → 20K3405+335#4235#3900
20K → Half369+27#3900#3873
Half → 25K13434+100#3873#3773
25K → 30K100116-16#3773#3789
30K → 20M43100-57#3789#3846
20M → 21M27231-204#3846#4050
21M → 35K2441-17#4050#4067
35K → 23M16412-396#4067#4463
23M → 24M9201-192#4463#4655
24M → 40K11266-255#4655#4910
40K → 25.2M656-50#4910#4960
25.2M → Finish14116-102#4960#5062
TOTALS16231686-63
📊

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