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BOSTON MARATHON 2023

Michael Dees

Bib: 2510•M

MS

0:00
0:00
/ mi
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Overall
#0 / 26622
Top 6%
Gender (Male)
#0 / 15176
Top 10%
Division (M18-39)
#0 / 5285
Top 24%
Race Day Weather
49°/39°F
light intensity drizzle

⏱️ Race Timeline

Course Elevation
7–469 ft
≈
×2stacked redwood trees
•▲ 890 ft climb · ▼ 1342 ft descent
Ribbon color based on
FasterSteadySlower· vs. your average pace
Start
0:00
Race begins
5K· 3.11 mi
6:14/mi
19:23
↑ 97↓ 3451.5%
10K· 6.21 mi
6:10/mi
38:31
↑ 79↓ 1380.4%
15K· 9.32 mi
6:12/mi
57:47
↑ 67↓ 78
20K· 12.43 mi
6:14/mi
1:17:08
↑ 106↓ 860.1%
Half· 13.11 mi
6:06/mi
1:21:18
↑ 19↓ 370.5%
25K· 15.53 mi
6:20/mi
1:36:39
↑ 66↓ 880.2%
30K· 18.64 mi
6:31/mi
1:56:53
↑ 181↓ 1480.2%
20M
6:36/mi
2:05:51
↑ 64↓ 500.2%
21M
7:14/mi
2:13:05
↑ 106↓ 241.6%
35K· 21.75 mi
6:29/mi
2:17:56
↑ 17↓ 861.7%
23M
6:55/mi
2:26:35
↑ 23↓ 630.6%
24M
6:43/mi
2:33:18
↓ 821.3%
40K· 24.85 mi
7:00/mi
2:39:17
↓ 200.3%
25.2M
7:27/mi
2:41:51
↑ 13↓ 160.2%
Finish· 26.22 mi
6:59/mi
2:48:58
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:21:18
Pace6:12 /mi
2nd Half
Distance13.11 mi
Time1:27:40
Pace6:41 /mi
📊Positive Split: 7.8% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:20:0219:236:1419:23
6:14
-
10K
6.21 mi10:39:1038:316:1219:08
6:10
-0:04
15K
9.32 mi10:58:2657:476:1219:16
6:12
+0:02
20K
12.43 mi11:17:471:17:086:1219:21
6:14
+0:02
Half
13.11 mi11:21:571:21:186:124:10
6:06
-0:08
25K
15.53 mi11:37:181:36:396:1315:21
6:20
+0:14
30K
18.64 mi11:57:321:56:536:1620:14
6:31
+0:11
20M
20.00 mi12:06:302:05:516:188:58
6:36
+0:05
21M
21.00 mi12:13:442:13:056:207:14
7:14
+0:38
35K
21.75 mi12:18:352:17:566:214:51
6:29
-0:45
23M
23.00 mi12:27:142:26:356:228:39
6:55
+0:26
24M
24.00 mi12:33:572:33:186:236:43
6:43
-0:12
40K
24.85 mi12:39:562:39:176:255:59
7:00
+0:17
25.2M
25.20 mi12:42:302:41:516:252:34
7:27
+0:27
Finish
26.22 mi12:49:372:48:586:277:07
6:59
-0:28

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

6:06 /mi

Average Pace

6:27 /mi

Slowest Pace

7:27 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:21:18

48% of race

Time at Steady Pace

56:07

33% of race

Time at Slower Pace

31:33

19% of race

Average Pace: 6:27 /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 mi10:20:0219:236:1419:23
6:14
#1241
10K
6.21 mi10:39:1038:316:1219:08
6:10
#1198
15K
9.32 mi10:58:2657:476:1219:16
6:12
#1194
20K
12.43 mi11:17:471:17:086:1219:21
6:14
#1176
Half
13.11 mi11:21:571:21:186:124:10
6:06
#1164
25K
15.53 mi11:37:181:36:396:1315:21
6:20
#1190
30K
18.64 mi11:57:321:56:536:1620:14
6:31
#1234
20M
20.00 mi12:06:302:05:516:188:58
6:36
#1263
21M
21.00 mi12:13:442:13:056:207:14
7:14
#1335
35K
21.75 mi12:18:352:17:566:214:51
6:29
#1358
23M
23.00 mi12:27:142:26:356:228:39
6:55
#1423
24M
24.00 mi12:33:572:33:186:236:43
6:43
#1457
40K
24.85 mi12:39:562:39:176:255:59
7:00
#1514
25.2M
25.20 mi12:42:302:41:516:252:34
7:27
#1537
Finish
26.22 mi12:49:372:48:586:277:07
6:59
#1601
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM18-39Seg. OverallSeg. MalesSeg. M18-39
5K3.11 mi3.11 mi1241117711771252(Top 5%)1193(Top 8%)1193(Top 23%)
10K6.21 mi3.10 mi1198+431135+421135+421205(Top 5%)1142(Top 8%)1142(Top 22%)
15K9.32 mi3.11 mi1194+41133+21133+21252(Top 5%)1193(Top 8%)1193(Top 23%)
20K12.43 mi3.11 mi1176+181120+131120+131138(Top 4%)1086(Top 7%)1086(Top 21%)
Half13.11 mi0.68 mi1164+121108+121108+121064(Top 4%)1016(Top 7%)1016(Top 19%)
25K15.53 mi2.42 mi1190-261135-271135-271449(Top 5%)1386(Top 9%)1386(Top 26%)
30K18.64 mi3.11 mi1234-441179-441179-441602(Top 6%)1532(Top 10%)1532(Top 29%)
20M20.00 mi1.36 mi1263-291206-271206-271828(Top 7%)1741(Top 11%)1741(Top 33%)
21M21.00 mi1.00 mi1335-721274-681274-683247(Top 12%)3027(Top 20%)3027(Top 57%)
35K21.75 mi0.75 mi1358-231295-211295-212295(Top 9%)2175(Top 14%)2175(Top 41%)
23M23.00 mi1.25 mi1423-651357-621357-623242(Top 12%)3011(Top 20%)3011(Top 57%)
24M24.00 mi1.00 mi1457-341390-331390-333155(Top 12%)2921(Top 19%)2921(Top 55%)
40K24.85 mi0.85 mi1514-571445-551445-553789(Top 14%)3406(Top 22%)3406(Top 64%)
25.2M25.20 mi0.35 mi1537-231468-231468-233536(Top 13%)3164(Top 21%)3164(Top 60%)
Finish26.22 mi1.02 mi1601-641529-611529-615071(Top 19%)4306(Top 28%)4306(Top 81%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 5%
×21story building
+97ft-345ft

Overall

1252

Males

1193

M18-39

1193

5K→10K

3.1 - 6.2 mi

Top 5%
×5story building
+79ft-138ft

Overall

1205

Males

1142

M18-39

1142

10K→15K

6.2 - 9.3 mi

Top 5%
×3story building
+67ft-78ft

Overall

1252

Males

1193

M18-39

1193

15K→20K

9.3 - 12.4 mi

Top 4%
×5story building
+106ft-86ft

Overall

1138

Males

1086

M18-39

1086

20K→Half

12.4 - 13.1 mi

Top 4%
×2story building
+19ft-37ft

Overall

1064

Males

1016

M18-39

1016

Half→25K

13.1 - 15.5 mi

Top 5%
×4story building
+66ft-88ft

Overall

1449

Males

1386

M18-39

1386

25K→30K

15.5 - 18.6 mi

Top 6%
×9story building
+181ft-148ft

Overall

1602

Males

1532

M18-39

1532

30K→20M

18.6 - 20.0 mi

Top 7%
×5story building
+64ft-50ft

Overall

1828

Males

1741

M18-39

1741

20M→21M

20.0 - 21.0 mi

Top 12%
×8story building
+106ft-24ft

Overall

3247

Males

3027

M18-39

3027

21M→35K

21.0 - 21.8 mi

Top 9%
×7story building
+17ft-86ft

Overall

2295

Males

2175

M18-39

2175

35K→23M

21.8 - 23.0 mi

Top 12%
×5story building
+23ft-63ft

Overall

3242

Males

3011

M18-39

3011

23M→24M

23.0 - 24.0 mi

Top 12%
×6story building
+12ft-82ft

Overall

3155

Males

2921

M18-39

2921

24M→40K

24.0 - 24.9 mi

Top 14%
×1story
+6ft-20ft

Overall

3789

Males

3406

M18-39

3406

40K→25.2M

24.9 - 25.2 mi

Top 13%
×1story
+13ft-16ft

Overall

3536

Males

3164

M18-39

3164

25.2M→Finish

25.2 - 26.2 mi

Top 19%
×2story building
+22ft-21ft

Overall

5071

Males

4306

M18-39

4306

Passing Analysis

Category:
Athletes Passed
284
Passed By
644
Net Change
-360
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#1241
5K → 10K8542+43#1241#1198
10K → 15K3632+4#1198#1194
15K → 20K4426+18#1194#1176
20K → Half131+12#1176#1164
Half → 25K1238-26#1164#1190
25K → 30K2973-44#1190#1234
30K → 20M1140-29#1234#1263
20M → 21M678-72#1263#1335
21M → 35K932-23#1335#1358
35K → 23M1176-65#1358#1423
23M → 24M1549-34#1423#1457
24M → 40K562-57#1457#1514
40K → 25.2M427-23#1514#1537
25.2M → Finish468-64#1537#1601
TOTALS284644-360
📊

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