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BOSTON MARATHON 2023

Michael Mccarthy

MA

Bib: 30551 M

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

⏱️ Race Timeline

Ribbon color based on
FasterSteadySlower· vs. your average pace
Start
0:00
Race begins
469 ft elev
5K· 3.11 mi
10:06/mi
31:24
↑ 97↓ 3451.5%
220 ft elev
10K· 6.21 mi
9:40/mi
1:01:26
↑ 79↓ 1380.4%
157 ft elev
15K· 9.32 mi
8:58/mi
1:29:16
↑ 67↓ 78
146 ft elev
20K· 12.43 mi
9:05/mi
1:57:28
↑ 106↓ 860.1%
165 ft elev
Half· 13.11 mi
8:48/mi
2:03:28
↑ 19↓ 370.5%
148 ft elev
25K· 15.53 mi
9:01/mi
2:25:19
↑ 66↓ 880.2%
127 ft elev
30K· 18.64 mi
9:16/mi
2:54:06
↑ 181↓ 1480.2%
138 ft elev
20M
9:26/mi
3:06:55
↑ 64↓ 500.2%
148 ft elev
21M
10:35/mi
3:17:30
↑ 106↓ 241.6%
227 ft elev
35K· 21.75 mi
9:17/mi
3:24:27
↑ 17↓ 861.7%
156 ft elev
23M
9:27/mi
3:36:17
↑ 23↓ 630.6%
116 ft elev
24M
9:24/mi
3:45:41
↓ 821.3%
34 ft elev
40K· 24.85 mi
10:34/mi
3:54:43
↓ 200.3%
20 ft elev
25.2M
10:06/mi
3:58:12
↑ 13↓ 160.2%
18 ft elev
Finish· 26.22 mi
8:45/mi
4:07:07
↑ 22↓ 21
17 ft elev
Course Elevation
7–469 ft
≈
×2stacked redwood trees
•▲ 890 ft climb · ▼ 1342 ft descent

The Course

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Half Splits

1st Half· via Half⚖️ Balanced
Distance13.11 mi
Time2:03:28
Pace9:25 /mi
2nd Half⚖️ Balanced
Distance13.11 mi
Time2:03:39
Pace9:26 /mi
📊Even Split: Consistent pacing between halves

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:53:3431:2410:0631:24
10:06
-
10K
6.21 mi12:23:361:01:269:5330:02
9:40
-0:26
15K
9.32 mi12:51:261:29:169:3527:50
8:58
-0:42
20K
12.43 mi13:19:381:57:289:2728:12
9:05
+0:07
Half
13.11 mi13:25:382:03:289:256:00
8:48
-0:17
25K
15.53 mi13:47:292:25:199:2121:51
9:01
+0:13
30K
18.64 mi14:16:162:54:069:2028:47
9:16
+0:15
20M
20.00 mi14:29:053:06:559:2112:49
9:26
+0:10
21M
21.00 mi14:39:403:17:309:2410:35
10:35
+1:09
35K
21.75 mi14:46:373:24:279:246:57
9:17
-1:18
23M
23.00 mi14:58:273:36:179:2411:50
9:27
+0:10
24M
24.00 mi15:07:513:45:419:249:24
9:24
-0:03
40K
24.85 mi15:16:533:54:439:279:02
10:34
+1:10
25.2M
25.20 mi15:20:223:58:129:273:29
10:06
-0:28
Finish
26.22 mi15:29:174:07:079:268:55
8:45
-1:21

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

8:45 /mi

Average Pace

9:26 /mi

Slowest Pace

10:35 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:32:48

38% of race

Time at Steady Pace

1:39:49

40% of race

Time at Slower Pace

54:30

22% of race

Average Pace: 9:25 /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 mi11:53:3431:2410:0631:24
10:06
#23691
10K
6.21 mi12:23:361:01:269:5330:02
9:40
#23359
15K
9.32 mi12:51:261:29:169:3527:50
8:58
#22526
20K
12.43 mi13:19:381:57:289:2728:12
9:05
#21951
Half
13.11 mi13:25:382:03:289:256:00
8:48
#21853
25K
15.53 mi13:47:292:25:199:2121:51
9:01
#21468
30K
18.64 mi14:16:162:54:069:2028:47
9:16
#20962
20M
20.00 mi14:29:053:06:559:2112:49
9:26
#20764
21M
21.00 mi14:39:403:17:309:2410:35
10:35
#20703
35K
21.75 mi14:46:373:24:279:246:57
9:17
#20635
23M
23.00 mi14:58:273:36:179:2411:50
9:27
#20473
24M
24.00 mi15:07:513:45:419:249:24
9:24
#20400
40K
24.85 mi15:16:533:54:439:279:02
10:34
#20436
25.2M
25.20 mi15:20:223:58:129:273:29
10:06
#20392
Finish
26.22 mi15:29:174:07:079:268:55
8:45
#20284
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM18-39Seg. OverallSeg. MalesSeg. M18-39
5K3.11 mi3.11 mi23691139231392320304(Top 76%)12439(Top 82%)12439(Top 235%)
10K6.21 mi3.10 mi23359+33213784+13913784+13922969(Top 86%)13625(Top 90%)13625(Top 258%)
15K9.32 mi3.11 mi22526+83313399+38513399+38520304(Top 76%)12439(Top 82%)12439(Top 235%)
20K12.43 mi3.11 mi21951+57513121+27813121+27820027(Top 75%)12313(Top 81%)12313(Top 233%)
Half13.11 mi0.68 mi21853+9813086+3513086+3519443(Top 73%)12084(Top 80%)12084(Top 229%)
25K15.53 mi2.42 mi21468+38512918+16812918+16819015(Top 71%)11859(Top 78%)11859(Top 224%)
30K18.64 mi3.11 mi20962+50612681+23712681+23718465(Top 69%)11549(Top 76%)11549(Top 219%)
20M20.00 mi1.36 mi20764+19812588+9312588+9318589(Top 70%)11499(Top 76%)11499(Top 218%)
21M21.00 mi1.00 mi20703+6112548+4012548+4019841(Top 75%)11981(Top 79%)11981(Top 227%)
35K21.75 mi0.75 mi20635+6812505+4312505+4319104(Top 72%)11643(Top 77%)11643(Top 220%)
23M23.00 mi1.25 mi20473+16212414+9112414+9118132(Top 68%)11176(Top 74%)11176(Top 211%)
24M24.00 mi1.00 mi20400+7312373+4112373+4118847(Top 71%)11471(Top 76%)11471(Top 217%)
40K24.85 mi0.85 mi20436-3612385-1212385-1221354(Top 80%)12520(Top 82%)12520(Top 237%)
25.2M25.20 mi0.35 mi20392+4412356+2912356+2917757(Top 67%)10916(Top 72%)10916(Top 207%)
Finish26.22 mi1.02 mi20284+10812301+5512301+5516757(Top 63%)10513(Top 69%)10513(Top 199%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 76%
×21story building
+97ft-345ft

Overall

20304

Males

12439

M18-39

12439

5K→10K

3.1 - 6.2 mi

Top 86%
×5story building
+79ft-138ft

Overall

22969

Males

13625

M18-39

13625

10K→15K

6.2 - 9.3 mi

Top 76%
×3story building
+67ft-78ft

Overall

20304

Males

12439

M18-39

12439

15K→20K

9.3 - 12.4 mi

Top 75%
×5story building
+106ft-86ft

Overall

20027

Males

12313

M18-39

12313

20K→Half

12.4 - 13.1 mi

Top 73%
×2story building
+19ft-37ft

Overall

19443

Males

12084

M18-39

12084

Half→25K

13.1 - 15.5 mi

Top 71%
×4story building
+66ft-88ft

Overall

19015

Males

11859

M18-39

11859

25K→30K

15.5 - 18.6 mi

Top 69%
×9story building
+181ft-148ft

Overall

18465

Males

11549

M18-39

11549

30K→20M

18.6 - 20.0 mi

Top 70%
×5story building
+64ft-50ft

Overall

18589

Males

11499

M18-39

11499

20M→21M

20.0 - 21.0 mi

Top 75%
×8story building
+106ft-24ft

Overall

19841

Males

11981

M18-39

11981

21M→35K

21.0 - 21.8 mi

Top 72%
×7story building
+17ft-86ft

Overall

19104

Males

11643

M18-39

11643

35K→23M

21.8 - 23.0 mi

Top 68%
×5story building
+23ft-63ft

Overall

18132

Males

11176

M18-39

11176

23M→24M

23.0 - 24.0 mi

Top 71%
×6story building
+12ft-82ft

Overall

18847

Males

11471

M18-39

11471

24M→40K

24.0 - 24.9 mi

Top 80%
×1story
+6ft-20ft

Overall

21354

Males

12520

M18-39

12520

40K→25.2M

24.9 - 25.2 mi

Top 67%
×1story
+13ft-16ft

Overall

17757

Males

10916

M18-39

10916

25.2M→Finish

25.2 - 26.2 mi

Top 63%
×2story building
+22ft-21ft

Overall

16757

Males

10513

M18-39

10513

Passing Analysis

Category:
Athletes Passed
3650
Passed By
243
Net Change
+3407
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#23691
5K → 10K41886+332#23691#23359
10K → 15K8352+833#23359#22526
15K → 20K5805+575#22526#21951
20K → Half980+98#21951#21853
Half → 25K3861+385#21853#21468
25K → 30K5115+506#21468#20962
30K → 20M2046+198#20962#20764
20M → 21M9938+61#20764#20703
21M → 35K768+68#20703#20635
35K → 23M1664+162#20635#20473
23M → 24M8613+73#20473#20400
24M → 40K3167-36#20400#20436
40K → 25.2M462+44#20436#20392
25.2M → Finish1146+108#20392#20284
TOTALS3650243+3407
📊

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