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BOSTON MARATHON 2023

Mike Mason

Bib: 3733•M

0:00
0:00
/ mi
Masters
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Overall
#0 / 26622
Top 13%
Gender (Male)
#0 / 15176
Top 21%
Masters (Masters Men)
#0 / 9891
Top 9%
Division (M45-49)
#0 / 2252
Top 10%
Race Day Weather
49°/39°F
light intensity drizzle

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
20:38
Rank: #3171
Start → 5K
20:38 | 6:38/mi
10K· 6.21 mi
40:49
Rank: #2921 (+250)
5K → 10K
20:11 | 6:30/mi
15K· 9.32 mi
1:01:07
Rank: #2877 (+44)
10K → 15K
20:18 | 6:32/mi
20K· 12.43 mi
1:21:44
Rank: #2919 (-42)
15K → 20K
20:37 | 6:38/mi
Half· 13.11 mi
1:26:12
Rank: #2918 (+1)
20K → Half
4:28 | 6:33/mi
25K· 15.53 mi
1:42:22
Rank: #2916 (+2)
Half → 25K
16:10 | 6:40/mi
30K· 18.64 mi
2:03:55
Rank: #3027 (-111)
25K → 30K
21:33 | 6:56/mi
20M
2:13:25
Rank: #3074 (-47)
30K → 20M
9:30 | 6:59/mi
21M
2:20:56
Rank: #3168 (-94)
20M → 21M
7:31 | 7:31/mi
35K· 21.75 mi
2:26:01
Rank: #3183 (-15)
21M → 35K
5:05 | 6:48/mi
23M
2:34:57
Rank: #3250 (-67)
35K → 23M
8:56 | 7:08/mi
24M
2:41:48
Rank: #3267 (-17)
23M → 24M
6:51 | 6:51/mi
40K· 24.85 mi
2:47:54
Rank: #3310 (-43)
24M → 40K
6:06 | 7:08/mi
25.2M
2:50:35
Rank: #3329 (-19)
40K → 25.2M
2:41 | 7:47/mi
Finish· 26.22 mi
2:57:33
Rank: #3341 (-12)
25.2M → Finish
6:58 | 6:50/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:26:12
Pace6:35 /mi
2nd Half
Distance13.11 mi
Time1:31:21
Pace6:58 /mi
📊Positive Split: 6.0% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:21:5120:386:3820:38
6:38
-
10K
6.21 mi10:42:0240:496:3420:11
6:30
-0:08
15K
9.32 mi11:02:201:01:076:3320:18
6:32
+0:02
20K
12.43 mi11:22:571:21:446:3520:37
6:38
+0:06
Half
13.11 mi11:27:251:26:126:354:28
6:33
-0:05
25K
15.53 mi11:43:351:42:226:3516:10
6:40
+0:07
30K
18.64 mi12:05:082:03:556:3921:33
6:56
+0:16
20M
20.00 mi12:14:382:13:256:409:30
6:59
+0:03
21M
21.00 mi12:22:092:20:566:437:31
7:31
+0:32
35K
21.75 mi12:27:142:26:016:435:05
6:48
-0:43
23M
23.00 mi12:36:102:34:576:448:56
7:08
+0:20
24M
24.00 mi12:43:012:41:486:456:51
6:51
-0:17
40K
24.85 mi12:49:072:47:546:456:06
7:08
+0:17
25.2M
25.20 mi12:51:482:50:356:462:41
7:47
+0:39
Finish
26.22 mi12:58:462:57:336:476:58
6:50
-0:57

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

6:30 /mi

Average Pace

6:47 /mi

Slowest Pace

7:47 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:47:21

94% of race

Time at Steady Pace

7:31

4% of race

Time at Slower Pace

2:41

2% of race

Average Pace: 6:46 /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 mi10:21:5120:386:3820:38
6:38
#3171
10K
6.21 mi10:42:0240:496:3420:11
6:30
#2921
15K
9.32 mi11:02:201:01:076:3320:18
6:32
#2877
20K
12.43 mi11:22:571:21:446:3520:37
6:38
#2919
Half
13.11 mi11:27:251:26:126:354:28
6:33
#2918
25K
15.53 mi11:43:351:42:226:3516:10
6:40
#2916
30K
18.64 mi12:05:082:03:556:3921:33
6:56
#3027
20M
20.00 mi12:14:382:13:256:409:30
6:59
#3074
21M
21.00 mi12:22:092:20:566:437:31
7:31
#3168
35K
21.75 mi12:27:142:26:016:435:05
6:48
#3183
23M
23.00 mi12:36:102:34:576:448:56
7:08
#3250
24M
24.00 mi12:43:012:41:486:456:51
6:51
#3267
40K
24.85 mi12:49:072:47:546:456:06
7:08
#3310
25.2M
25.20 mi12:51:482:50:356:462:41
7:47
#3329
Finish
26.22 mi12:58:462:57:336:476:58
6:50
#3341
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM45-49Seg. OverallSeg. MalesSeg. M45-49
5K3.11 mi3.11 mi3171299929992855(Top 11%)2729(Top 18%)2729(Top 121%)
10K6.21 mi3.10 mi2921+2502787+2122787+2122766(Top 10%)2644(Top 17%)2644(Top 117%)
15K9.32 mi3.11 mi2877+442747+402747+402855(Top 11%)2729(Top 18%)2729(Top 121%)
20K12.43 mi3.11 mi2919-422789-422789-423082(Top 12%)2934(Top 19%)2934(Top 130%)
Half13.11 mi0.68 mi2918+12786+32786+33092(Top 12%)2957(Top 19%)2957(Top 131%)
25K15.53 mi2.42 mi2916+22787-12787-13124(Top 12%)2979(Top 20%)2979(Top 132%)
30K18.64 mi3.11 mi3027-1112885-982885-983896(Top 15%)3645(Top 24%)3645(Top 162%)
20M20.00 mi1.36 mi3074-472928-432928-433951(Top 15%)3667(Top 24%)3667(Top 163%)
21M21.00 mi1.00 mi3168-943005-773005-774629(Top 17%)4195(Top 28%)4195(Top 186%)
35K21.75 mi0.75 mi3183-153018-133018-134118(Top 15%)3768(Top 25%)3768(Top 167%)
23M23.00 mi1.25 mi3250-673079-613079-614453(Top 17%)4039(Top 27%)4039(Top 179%)
24M24.00 mi1.00 mi3267-173093-143093-143913(Top 15%)3572(Top 24%)3572(Top 159%)
40K24.85 mi0.85 mi3310-433131-383131-384514(Top 17%)3996(Top 26%)3996(Top 177%)
25.2M25.20 mi0.35 mi3329-193148-173148-175206(Top 20%)4386(Top 29%)4386(Top 195%)
Finish26.22 mi1.02 mi3341-123155-73155-74261(Top 16%)3737(Top 25%)3737(Top 166%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 11%
×21stories
+97ft-345ft

Overall

2855

Males

2729

M45-49

2729

5K→10K

3.1 - 6.2 mi

Top 10%
×5stories
+79ft-138ft

Overall

2766

Males

2644

M45-49

2644

10K→15K

6.2 - 9.3 mi

Top 11%
×3stories
+67ft-78ft

Overall

2855

Males

2729

M45-49

2729

15K→20K

9.3 - 12.4 mi

Top 12%
×5stories
+106ft-86ft

Overall

3082

Males

2934

M45-49

2934

20K→Half

12.4 - 13.1 mi

Top 12%
×2stories
+19ft-37ft

Overall

3092

Males

2957

M45-49

2957

Half→25K

13.1 - 15.5 mi

Top 12%
×4stories
+66ft-88ft

Overall

3124

Males

2979

M45-49

2979

25K→30K

15.5 - 18.6 mi

Top 15%
×9stories
+181ft-148ft

Overall

3896

Males

3645

M45-49

3645

30K→20M

18.6 - 20.0 mi

Top 15%
×5stories
+64ft-50ft

Overall

3951

Males

3667

M45-49

3667

20M→21M

20.0 - 21.0 mi

Top 17%
×8stories
+106ft-24ft

Overall

4629

Males

4195

M45-49

4195

21M→35K

21.0 - 21.8 mi

Top 15%
×7stories
+17ft-86ft

Overall

4118

Males

3768

M45-49

3768

35K→23M

21.8 - 23.0 mi

Top 17%
×5stories
+23ft-63ft

Overall

4453

Males

4039

M45-49

4039

23M→24M

23.0 - 24.0 mi

Top 15%
×6stories
+12ft-82ft

Overall

3913

Males

3572

M45-49

3572

24M→40K

24.0 - 24.9 mi

Top 17%
×1story
+6ft-20ft

Overall

4514

Males

3996

M45-49

3996

40K→25.2M

24.9 - 25.2 mi

Top 20%
×1story
+13ft-16ft

Overall

5206

Males

4386

M45-49

4386

25.2M→Finish

25.2 - 26.2 mi

Top 16%
×2stories
+22ft-21ft

Overall

4261

Males

3737

M45-49

3737

Passing Analysis

Category:
Athletes Passed
849
Passed By
1019
Net Change
-170
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#3171
5K → 10K31161+250#3171#2921
10K → 15K11773+44#2921#2877
15K → 20K59101-42#2877#2919
20K → Half1312+1#2919#2918
Half → 25K6159+2#2918#2916
25K → 30K55166-111#2916#3027
30K → 20M2976-47#3027#3074
20M → 21M22116-94#3074#3168
21M → 35K2237-15#3168#3183
35K → 23M39106-67#3183#3250
23M → 24M3653-17#3250#3267
24M → 40K2265-43#3267#3310
40K → 25.2M1433-19#3310#3329
25.2M → Finish4961-12#3329#3341
TOTALS8491019-170
📊

Passing Visuals

Category:

📈Position Graph

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🎨Heatmap Timeline

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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