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BOSTON MARATHON 2023

Michael Koch

Bib: 1311•M

KY

0:00
0:00
/ mi
Masters
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Overall
#0 / 26622
Top 3%
Gender (Male)
#0 / 15176
Top 5%
Masters (Masters Men)
#0 / 9891
Top 1%
Division (M45-49)
#0 / 2252
Top 1%
Race Day Weather
49°/39°F
light intensity drizzle

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
19:17
Rank: #1146
Start → 5K
6:12/mi
19:17 split
10K· 6.21 mi
38:24
Rank: #1155 (-9)
5K → 10K
6:09/mi
19:07 split
15K· 9.32 mi
57:38
Rank: #1155
10K → 15K
6:11/mi
19:14 split
20K· 12.43 mi
1:16:52
Rank: #1117 (+38)
15K → 20K
6:11/mi
19:14 split
Half· 13.11 mi
1:21:03
Rank: #1116 (+1)
20K → Half
6:08/mi
4:11 split
25K· 15.53 mi
1:36:11
Rank: #1098 (+18)
Half → 25K
6:14/mi
15:08 split
30K· 18.64 mi
1:55:43
Rank: #1046 (+52)
25K → 30K
6:17/mi
19:32 split
20M
2:04:18
Rank: #1020 (+26)
30K → 20M
6:19/mi
8:35 split
21M
2:10:51
Rank: #981 (+39)
20M → 21M
6:33/mi
6:33 split
35K· 21.75 mi
2:15:23
Rank: #968 (+13)
21M → 35K
6:04/mi
4:32 split
23M
2:23:17
Rank: #948 (+20)
35K → 23M
6:19/mi
7:54 split
24M
2:29:27
Rank: #927 (+21)
23M → 24M
6:10/mi
6:10 split
40K· 24.85 mi
2:34:50
Rank: #916 (+11)
24M → 40K
6:18/mi
5:23 split
25.2M
2:37:09
Rank: #909 (+7)
40K → 25.2M
6:43/mi
2:19 split
Finish· 26.22 mi
2:43:17
Rank: #880 (+29)
25.2M → Finish
6:01/mi
6:08 split

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:21:03
Pace6:11 /mi
2nd Half
Distance13.11 mi
Time1:22:14
Pace6:16 /mi
📊Positive Split: 1.5% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:19:4419:176:1219:17
6:12
-
10K
6.21 mi10:38:5138:246:1119:07
6:09
-0:03
15K
9.32 mi10:58:0557:386:1119:14
6:11
+0:02
20K
12.43 mi11:17:191:16:526:1119:14
6:11
0:00
Half
13.11 mi11:21:301:21:036:114:11
6:08
-0:03
25K
15.53 mi11:36:381:36:116:1215:08
6:14
+0:06
30K
18.64 mi11:56:101:55:436:1219:32
6:17
+0:03
20M
20.00 mi12:04:452:04:186:138:35
6:19
+0:02
21M
21.00 mi12:11:182:10:516:146:33
6:33
+0:14
35K
21.75 mi12:15:502:15:236:144:32
6:04
-0:29
23M
23.00 mi12:23:442:23:176:147:54
6:19
+0:15
24M
24.00 mi12:29:542:29:276:146:10
6:10
-0:09
40K
24.85 mi12:35:172:34:506:145:23
6:18
+0:08
25.2M
25.20 mi12:37:362:37:096:142:19
6:43
+0:25
Finish
26.22 mi12:43:442:43:176:146:08
6:01
-0:42

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

6:01 /mi

Average Pace

6:14 /mi

Slowest Pace

6:43 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:40:58

99% of race

Time at Steady Pace

2:19

1% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 6:14 /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 mi10:19:4419:176:1219:17
6:12
#1146
10K
6.21 mi10:38:5138:246:1119:07
6:09
#1155
15K
9.32 mi10:58:0557:386:1119:14
6:11
#1155
20K
12.43 mi11:17:191:16:526:1119:14
6:11
#1117
Half
13.11 mi11:21:301:21:036:114:11
6:08
#1116
25K
15.53 mi11:36:381:36:116:1215:08
6:14
#1098
30K
18.64 mi11:56:101:55:436:1219:32
6:17
#1046
20M
20.00 mi12:04:452:04:186:138:35
6:19
#1020
21M
21.00 mi12:11:182:10:516:146:33
6:33
#981
35K
21.75 mi12:15:502:15:236:144:32
6:04
#968
23M
23.00 mi12:23:442:23:176:147:54
6:19
#948
24M
24.00 mi12:29:542:29:276:146:10
6:10
#927
40K
24.85 mi12:35:172:34:506:145:23
6:18
#916
25.2M
25.20 mi12:37:362:37:096:142:19
6:43
#909
Finish
26.22 mi12:43:442:43:176:146:08
6:01
#880
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM45-49Seg. OverallSeg. MalesSeg. M45-49
5K3.11 mi3.11 mi1146108410841205(Top 5%)1148(Top 8%)1148(Top 51%)
10K6.21 mi3.10 mi1155-91092-81092-81184(Top 4%)1123(Top 7%)1123(Top 50%)
15K9.32 mi3.11 mi11551095-31095-31205(Top 5%)1148(Top 8%)1148(Top 51%)
20K12.43 mi3.11 mi1117+381062+331062+331030(Top 4%)980(Top 6%)980(Top 44%)
Half13.11 mi0.68 mi1116+11061+11061+11101(Top 4%)1050(Top 7%)1050(Top 47%)
25K15.53 mi2.42 mi1098+181043+181043+181107(Top 4%)1054(Top 7%)1054(Top 47%)
30K18.64 mi3.11 mi1046+52996+47996+47881(Top 3%)839(Top 6%)839(Top 37%)
20M20.00 mi1.36 mi1020+26970+26970+26904(Top 3%)863(Top 6%)863(Top 38%)
21M21.00 mi1.00 mi981+39933+37933+37757(Top 3%)715(Top 5%)715(Top 32%)
35K21.75 mi0.75 mi968+13921+12921+12815(Top 3%)772(Top 5%)772(Top 34%)
23M23.00 mi1.25 mi948+20901+20901+20855(Top 3%)811(Top 5%)811(Top 36%)
24M24.00 mi1.00 mi927+21880+21880+21911(Top 3%)862(Top 6%)862(Top 38%)
40K24.85 mi0.85 mi916+11869+11869+11876(Top 3%)829(Top 5%)829(Top 37%)
25.2M25.20 mi0.35 mi909+7862+7862+7923(Top 3%)879(Top 6%)879(Top 39%)
Finish26.22 mi1.02 mi880+29834+28834+28767(Top 3%)734(Top 5%)734(Top 33%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 5%
×21story building
+97ft-345ft

Overall

1205

Males

1148

M45-49

1148

5K→10K

3.1 - 6.2 mi

Top 4%
×5story building
+79ft-138ft

Overall

1184

Males

1123

M45-49

1123

10K→15K

6.2 - 9.3 mi

Top 5%
×3story building
+67ft-78ft

Overall

1205

Males

1148

M45-49

1148

15K→20K

9.3 - 12.4 mi

Top 4%
×5story building
+106ft-86ft

Overall

1030

Males

980

M45-49

980

20K→Half

12.4 - 13.1 mi

Top 4%
×2story building
+19ft-37ft

Overall

1101

Males

1050

M45-49

1050

Half→25K

13.1 - 15.5 mi

Top 4%
×4story building
+66ft-88ft

Overall

1107

Males

1054

M45-49

1054

25K→30K

15.5 - 18.6 mi

Top 3%
×9story building
+181ft-148ft

Overall

881

Males

839

M45-49

839

30K→20M

18.6 - 20.0 mi

Top 3%
×5story building
+64ft-50ft

Overall

904

Males

863

M45-49

863

20M→21M

20.0 - 21.0 mi

Top 3%
×8story building
+106ft-24ft

Overall

757

Males

715

M45-49

715

21M→35K

21.0 - 21.8 mi

Top 3%
×7story building
+17ft-86ft

Overall

815

Males

772

M45-49

772

35K→23M

21.8 - 23.0 mi

Top 3%
×5story building
+23ft-63ft

Overall

855

Males

811

M45-49

811

23M→24M

23.0 - 24.0 mi

Top 3%
×6story building
+12ft-82ft

Overall

911

Males

862

M45-49

862

24M→40K

24.0 - 24.9 mi

Top 3%
×1story
+6ft-20ft

Overall

876

Males

829

M45-49

829

40K→25.2M

24.9 - 25.2 mi

Top 3%
×1story
+13ft-16ft

Overall

923

Males

879

M45-49

879

25.2M→Finish

25.2 - 26.2 mi

Top 3%
×2story building
+22ft-21ft

Overall

767

Males

734

M45-49

734

Passing Analysis

Category:
Athletes Passed
438
Passed By
172
Net Change
+266
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#1146
5K → 10K5564-9#1146#1155
10K → 15K31310#1155#1155
15K → 20K5214+38#1155#1117
20K → Half43+1#1117#1116
Half → 25K3517+18#1116#1098
25K → 30K6614+52#1098#1046
30K → 20M3610+26#1046#1020
20M → 21M412+39#1020#981
21M → 35K163+13#981#968
35K → 23M211+20#968#948
23M → 24M254+21#948#927
24M → 40K176+11#927#916
40K → 25.2M70+7#916#909
25.2M → Finish323+29#909#880
TOTALS438172+266
📊

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