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BOSTON MARATHON 2023

Michael Mason

Bib: 19564•M

CO

0:00
0:00
/ mi
Masters
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Overall
#0 / 26622
Gender (Male)
#0 / 15176
Masters (Masters Men)
#0 / 9891
Division (M60-64)
#0 / 1110
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
8:06/mi
25:10
↑ 97↓ 3451.5%
10K· 6.21 mi
8:10/mi
50:32
↑ 79↓ 1380.4%
15K· 9.32 mi
7:57/mi
1:15:13
↑ 67↓ 78
20K· 12.43 mi
8:06/mi
1:40:22
↑ 106↓ 860.1%
Half· 13.11 mi
7:53/mi
1:45:45
↑ 19↓ 370.5%
25K· 15.53 mi
8:01/mi
2:05:11
↑ 66↓ 880.2%
30K· 18.64 mi
8:24/mi
2:31:16
↑ 181↓ 1480.2%
20M
8:11/mi
2:42:23
↑ 64↓ 500.2%
21M
9:00/mi
2:51:23
↑ 106↓ 241.6%
35K· 21.75 mi
8:08/mi
2:57:28
↑ 17↓ 861.7%
23M
8:51/mi
3:08:33
↑ 23↓ 630.6%
24M
8:19/mi
3:16:52
↓ 821.3%
40K· 24.85 mi
8:15/mi
3:23:55
↓ 200.3%
25.2M
9:37/mi
3:27:14
↑ 13↓ 160.2%
Finish· 26.22 mi
8:47/mi
3:36:11
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:45:45
Pace8:04 /mi
2nd Half
Distance13.11 mi
Time1:50:26
Pace8:25 /mi
📊Positive Split: 4.4% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:16:4125:108:0625:10
8:06
-
10K
6.21 mi11:42:0350:328:0825:22
8:10
+0:04
15K
9.32 mi12:06:441:15:138:0424:41
7:57
-0:13
20K
12.43 mi12:31:531:40:228:0525:09
8:06
+0:09
Half
13.11 mi12:37:161:45:458:045:23
7:53
-0:13
25K
15.53 mi12:56:422:05:118:0419:26
8:01
+0:08
30K
18.64 mi13:22:472:31:168:0726:05
8:24
+0:23
20M
20.00 mi13:33:542:42:238:0711:07
8:11
-0:13
21M
21.00 mi13:42:542:51:238:109:00
9:00
+0:49
35K
21.75 mi13:48:592:57:288:106:05
8:08
-0:52
23M
23.00 mi14:00:043:08:338:1211:05
8:51
+0:43
24M
24.00 mi14:08:233:16:528:128:19
8:19
-0:32
40K
24.85 mi14:15:263:23:558:127:03
8:15
-0:04
25.2M
25.20 mi14:18:453:27:148:133:19
9:37
+1:22
Finish
26.22 mi14:27:423:36:118:158:57
8:47
-0:50

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

7:53 /mi

Average Pace

8:15 /mi

Slowest Pace

9:37 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

30:04

14% of race

Time at Steady Pace

2:33:46

71% of race

Time at Slower Pace

32:21

15% of race

Average Pace: 8:15 /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 mi11:16:4125:108:0625:10
8:06
#14706
10K
6.21 mi11:42:0350:328:0825:22
8:10
#15319
15K
9.32 mi12:06:441:15:138:0424:41
7:57
#14897
20K
12.43 mi12:31:531:40:228:0525:09
8:06
#14700
Half
13.11 mi12:37:161:45:458:045:23
7:53
#14629
25K
15.53 mi12:56:422:05:118:0419:26
8:01
#14327
30K
18.64 mi13:22:472:31:168:0726:05
8:24
#14206
20M
20.00 mi13:33:542:42:238:0711:07
8:11
#13987
21M
21.00 mi13:42:542:51:238:109:00
9:00
#13919
35K
21.75 mi13:48:592:57:288:106:05
8:08
#13877
23M
23.00 mi14:00:043:08:338:1211:05
8:51
#13942
24M
24.00 mi14:08:233:16:528:128:19
8:19
#13902
40K
24.85 mi14:15:263:23:558:127:03
8:15
#13797
25.2M
25.20 mi14:18:453:27:148:133:19
9:37
#13828
Finish
26.22 mi14:27:423:36:118:158:57
8:47
#13963
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM60-64Seg. OverallSeg. MalesSeg. M60-64
5K3.11 mi3.11 mi14706102291022913937(Top 52%)9873(Top 65%)9873(Top 889%)
10K6.21 mi3.10 mi15319-61310447-21810447-21815997(Top 60%)10701(Top 71%)10701(Top 964%)
15K9.32 mi3.11 mi14897+42210280+16710280+16713937(Top 52%)9873(Top 65%)9873(Top 889%)
20K12.43 mi3.11 mi14700+19710186+9410186+9414185(Top 53%)9955(Top 66%)9955(Top 897%)
Half13.11 mi0.68 mi14629+7110160+2610160+2613474(Top 51%)9679(Top 64%)9679(Top 872%)
25K15.53 mi2.42 mi14327+30210008+15210008+15212864(Top 48%)9296(Top 61%)9296(Top 837%)
30K18.64 mi3.11 mi14206+1219922+869922+8613666(Top 51%)9518(Top 63%)9518(Top 857%)
20M20.00 mi1.36 mi13987+2199812+1109812+11011556(Top 43%)8519(Top 56%)8519(Top 767%)
21M21.00 mi1.00 mi13919+689774+389774+3813393(Top 50%)9224(Top 61%)9224(Top 831%)
35K21.75 mi0.75 mi13877+429739+359739+3512977(Top 49%)8975(Top 59%)8975(Top 809%)
23M23.00 mi1.25 mi13942-659733+69733+615261(Top 57%)9918(Top 65%)9918(Top 894%)
24M24.00 mi1.00 mi13902+409688+459688+4513312(Top 50%)9011(Top 59%)9011(Top 812%)
40K24.85 mi0.85 mi13797+1059637+519637+5111660(Top 44%)8162(Top 54%)8162(Top 735%)
25.2M25.20 mi0.35 mi13828-319638-19638-115672(Top 59%)9960(Top 66%)9960(Top 897%)
Finish26.22 mi1.02 mi13963-1359672-349672-3416914(Top 64%)10565(Top 70%)10565(Top 952%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 52%
×21story building
+97ft-345ft

Overall

13937

Males

9873

M60-64

9873

5K→10K

3.1 - 6.2 mi

Top 60%
×5story building
+79ft-138ft

Overall

15997

Males

10701

M60-64

10701

10K→15K

6.2 - 9.3 mi

Top 52%
×3story building
+67ft-78ft

Overall

13937

Males

9873

M60-64

9873

15K→20K

9.3 - 12.4 mi

Top 53%
×5story building
+106ft-86ft

Overall

14185

Males

9955

M60-64

9955

20K→Half

12.4 - 13.1 mi

Top 51%
×2story building
+19ft-37ft

Overall

13474

Males

9679

M60-64

9679

Half→25K

13.1 - 15.5 mi

Top 48%
×4story building
+66ft-88ft

Overall

12864

Males

9296

M60-64

9296

25K→30K

15.5 - 18.6 mi

Top 51%
×9story building
+181ft-148ft

Overall

13666

Males

9518

M60-64

9518

30K→20M

18.6 - 20.0 mi

Top 43%
×5story building
+64ft-50ft

Overall

11556

Males

8519

M60-64

8519

20M→21M

20.0 - 21.0 mi

Top 50%
×8story building
+106ft-24ft

Overall

13393

Males

9224

M60-64

9224

21M→35K

21.0 - 21.8 mi

Top 49%
×7story building
+17ft-86ft

Overall

12977

Males

8975

M60-64

8975

35K→23M

21.8 - 23.0 mi

Top 57%
×5story building
+23ft-63ft

Overall

15261

Males

9918

M60-64

9918

23M→24M

23.0 - 24.0 mi

Top 50%
×6story building
+12ft-82ft

Overall

13312

Males

9011

M60-64

9011

24M→40K

24.0 - 24.9 mi

Top 44%
×1story
+6ft-20ft

Overall

11660

Males

8162

M60-64

8162

40K→25.2M

24.9 - 25.2 mi

Top 59%
×1story
+13ft-16ft

Overall

15672

Males

9960

M60-64

9960

25.2M→Finish

25.2 - 26.2 mi

Top 64%
×2story building
+22ft-21ft

Overall

16914

Males

10565

M60-64

10565

Passing Analysis

Category:
Athletes Passed
2241
Passed By
1498
Net Change
+743
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#14706
5K → 10K100713-613#14706#15319
10K → 15K46442+422#15319#14897
15K → 20K28487+197#14897#14700
20K → Half809+71#14700#14629
Half → 25K32523+302#14629#14327
25K → 30K246125+121#14327#14206
30K → 20M22910+219#14206#13987
20M → 21M12961+68#13987#13919
21M → 35K6725+42#13919#13877
35K → 23M65130-65#13877#13942
23M → 24M8242+40#13942#13902
24M → 40K12419+105#13902#13797
40K → 25.2M1748-31#13797#13828
25.2M → Finish29164-135#13828#13963
TOTALS22411498+743
📊

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