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BOSTON MARATHON 2023

Matthew Kippenhan

Bib: 14537•M

IL

0:00
0:00
/ mi
Masters
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Overall
#0 / 26622
Top 40%
Gender (Male)
#0 / 15176
Masters (Masters Men)
#0 / 9891
Top 45%
Division (M50-54)
#0 / 2052
Top 46%
Race Day Weather
49°/39°F
light intensity drizzle

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
24:38
Rank: #13481
Start → 5K
24:38 | 7:56/mi
10K· 6.21 mi
48:41
Rank: #13007 (+474)
5K → 10K
24:03 | 7:44/mi
15K· 9.32 mi
1:12:33
Rank: #12522 (+485)
10K → 15K
23:52 | 7:41/mi
20K· 12.43 mi
1:36:24
Rank: #12017 (+505)
15K → 20K
23:51 | 7:41/mi
Half· 13.11 mi
1:41:34
Rank: #11961 (+56)
20K → Half
5:10 | 7:34/mi
25K· 15.53 mi
2:00:11
Rank: #11575 (+386)
Half → 25K
18:37 | 7:41/mi
30K· 18.64 mi
2:24:33
Rank: #11197 (+378)
25K → 30K
24:22 | 7:51/mi
20M
2:35:21
Rank: #11075 (+122)
30K → 20M
10:48 | 7:57/mi
21M
2:43:43
Rank: #10967 (+108)
20M → 21M
8:22 | 8:22/mi
35K· 21.75 mi
2:49:26
Rank: #10898 (+69)
21M → 35K
5:43 | 7:38/mi
23M
2:59:30
Rank: #10826 (+72)
35K → 23M
10:04 | 8:02/mi
24M
3:07:18
Rank: #10768 (+58)
23M → 24M
7:48 | 7:48/mi
40K· 24.85 mi
3:14:10
Rank: #10722 (+46)
24M → 40K
6:52 | 8:02/mi
25.2M
3:17:09
Rank: #10709 (+13)
40K → 25.2M
2:59 | 8:39/mi
Finish· 26.22 mi
3:25:17
Rank: #10750 (-41)
25.2M → Finish
8:08 | 7:59/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:41:34
Pace7:45 /mi
2nd Half
Distance13.11 mi
Time1:43:43
Pace7:55 /mi
📊Positive Split: 2.1% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:21:4124:387:5624:38
7:56
-
10K
6.21 mi11:45:4448:417:5024:03
7:44
-0:12
15K
9.32 mi12:09:361:12:337:4723:52
7:41
-0:03
20K
12.43 mi12:33:271:36:247:4523:51
7:41
0:00
Half
13.11 mi12:38:371:41:347:455:10
7:34
-0:07
25K
15.53 mi12:57:142:00:117:4418:37
7:41
+0:07
30K
18.64 mi13:21:362:24:337:4524:22
7:51
+0:10
20M
20.00 mi13:32:242:35:217:4610:48
7:57
+0:06
21M
21.00 mi13:40:462:43:437:488:22
8:22
+0:25
35K
21.75 mi13:46:292:49:267:475:43
7:38
-0:44
23M
23.00 mi13:56:332:59:307:4810:04
8:02
+0:24
24M
24.00 mi14:04:213:07:187:487:48
7:48
-0:14
40K
24.85 mi14:11:133:14:107:496:52
8:02
+0:14
25.2M
25.20 mi14:14:123:17:097:492:59
8:39
+0:37
Finish
26.22 mi14:22:203:25:177:508:08
7:59
-0:40

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

7:34 /mi

Average Pace

7:50 /mi

Slowest Pace

8:39 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

3:13:56

94% of race

Time at Steady Pace

11:21

6% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 7:50 /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 mi11:21:4124:387:5624:38
7:56
#13481
10K
6.21 mi11:45:4448:417:5024:03
7:44
#13007
15K
9.32 mi12:09:361:12:337:4723:52
7:41
#12522
20K
12.43 mi12:33:271:36:247:4523:51
7:41
#12017
Half
13.11 mi12:38:371:41:347:455:10
7:34
#11961
25K
15.53 mi12:57:142:00:117:4418:37
7:41
#11575
30K
18.64 mi13:21:362:24:337:4524:22
7:51
#11197
20M
20.00 mi13:32:242:35:217:4610:48
7:57
#11075
21M
21.00 mi13:40:462:43:437:488:22
8:22
#10967
35K
21.75 mi13:46:292:49:267:475:43
7:38
#10898
23M
23.00 mi13:56:332:59:307:4810:04
8:02
#10826
24M
24.00 mi14:04:213:07:187:487:48
7:48
#10768
40K
24.85 mi14:11:133:14:107:496:52
8:02
#10722
25.2M
25.20 mi14:14:123:17:097:492:59
8:39
#10709
Finish
26.22 mi14:22:203:25:177:508:08
7:59
#10750
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM50-54Seg. OverallSeg. MalesSeg. M50-54
5K3.11 mi3.11 mi134819756975611681(Top 44%)8940(Top 59%)8940(Top 436%)
10K6.21 mi3.10 mi13007+4749538+2189538+21812580(Top 47%)9365(Top 62%)9365(Top 456%)
15K9.32 mi3.11 mi12522+4859316+2229316+22211681(Top 44%)8940(Top 59%)8940(Top 436%)
20K12.43 mi3.11 mi12017+5059078+2389078+23810717(Top 40%)8438(Top 56%)8438(Top 411%)
Half13.11 mi0.68 mi11961+569051+279051+2710772(Top 40%)8498(Top 56%)8498(Top 414%)
25K15.53 mi2.42 mi11575+3868878+1738878+17310132(Top 38%)8066(Top 53%)8066(Top 393%)
30K18.64 mi3.11 mi11197+3788651+2278651+2279681(Top 36%)7661(Top 50%)7661(Top 373%)
20M20.00 mi1.36 mi11075+1228583+688583+689882(Top 37%)7693(Top 51%)7693(Top 375%)
21M21.00 mi1.00 mi10967+1088507+768507+769625(Top 36%)7412(Top 49%)7412(Top 361%)
35K21.75 mi0.75 mi10898+698457+508457+509545(Top 36%)7382(Top 49%)7382(Top 360%)
23M23.00 mi1.25 mi10826+728397+608397+6010030(Top 38%)7499(Top 49%)7499(Top 365%)
24M24.00 mi1.00 mi10768+588348+498348+499777(Top 37%)7283(Top 48%)7283(Top 355%)
40K24.85 mi0.85 mi10722+468297+518297+5110235(Top 38%)7456(Top 49%)7456(Top 363%)
25.2M25.20 mi0.35 mi10709+138273+248273+2410403(Top 39%)7501(Top 49%)7501(Top 366%)
Finish26.22 mi1.02 mi10750-418263+108263+1011958(Top 45%)8256(Top 54%)8256(Top 402%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 44%
×21stories
+97ft-345ft

Overall

11681

Males

8940

M50-54

8940

5K→10K

3.1 - 6.2 mi

Top 47%
×5stories
+79ft-138ft

Overall

12580

Males

9365

M50-54

9365

10K→15K

6.2 - 9.3 mi

Top 44%
×3stories
+67ft-78ft

Overall

11681

Males

8940

M50-54

8940

15K→20K

9.3 - 12.4 mi

Top 40%
×5stories
+106ft-86ft

Overall

10717

Males

8438

M50-54

8438

20K→Half

12.4 - 13.1 mi

Top 40%
×2stories
+19ft-37ft

Overall

10772

Males

8498

M50-54

8498

Half→25K

13.1 - 15.5 mi

Top 38%
×4stories
+66ft-88ft

Overall

10132

Males

8066

M50-54

8066

25K→30K

15.5 - 18.6 mi

Top 36%
×9stories
+181ft-148ft

Overall

9681

Males

7661

M50-54

7661

30K→20M

18.6 - 20.0 mi

Top 37%
×5stories
+64ft-50ft

Overall

9882

Males

7693

M50-54

7693

20M→21M

20.0 - 21.0 mi

Top 36%
×8stories
+106ft-24ft

Overall

9625

Males

7412

M50-54

7412

21M→35K

21.0 - 21.8 mi

Top 36%
×7stories
+17ft-86ft

Overall

9545

Males

7382

M50-54

7382

35K→23M

21.8 - 23.0 mi

Top 38%
×5stories
+23ft-63ft

Overall

10030

Males

7499

M50-54

7499

23M→24M

23.0 - 24.0 mi

Top 37%
×6stories
+12ft-82ft

Overall

9777

Males

7283

M50-54

7283

24M→40K

24.0 - 24.9 mi

Top 38%
×1story
+6ft-20ft

Overall

10235

Males

7456

M50-54

7456

40K→25.2M

24.9 - 25.2 mi

Top 39%
×1story
+13ft-16ft

Overall

10403

Males

7501

M50-54

7501

25.2M→Finish

25.2 - 26.2 mi

Top 45%
×2stories
+22ft-21ft

Overall

11958

Males

8256

M50-54

8256

Passing Analysis

Category:
Athletes Passed
3323*
Passed By
592
Net Change
+2731
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#13481
5K → 10K607133+474#13481#13007
10K → 15K54358+485#13007#12522
15K → 20K52419+505#12522#12017
20K → Half637+56#12017#11961
Half → 25K39711+386#11961#11575
25K → 30K40931+378#11575#11197
30K → 20M152*30+122#11197#11075
20M → 21M13931+108#11075#10967
21M → 35K8516+69#10967#10898
35K → 23M11947+72#10898#10826
23M → 24M10345+58#10826#10768
24M → 40K8842+46#10768#10722
40K → 25.2M3825+13#10722#10709
25.2M → Finish5697-41#10709#10750
TOTALS3323*592+2731

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

📊

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