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BOSTON MARATHON 2023

Jeffrey Macdonald

Bib: 7058•M

NL

0:00
0:00
/ mi
Masters
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Overall
#0 / 26622
Top 16%
Gender (Male)
#0 / 15176
Top 26%
Masters (Masters Men)
#0 / 9891
Top 12%
Division (M45-49)
#0 / 2252
Top 15%
Race Day Weather
49°/39°F
light intensity drizzle

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
21:00
Rank: #4241
Start → 5K
21:00 | 6:46/mi
10K· 6.21 mi
41:39
Rank: #4010 (+231)
5K → 10K
20:39 | 6:39/mi
15K· 9.32 mi
1:02:30
Rank: #4068 (-58)
10K → 15K
20:51 | 6:43/mi
20K· 12.43 mi
1:23:10
Rank: #3796 (+272)
15K → 20K
20:40 | 6:39/mi
Half· 13.11 mi
1:27:39
Rank: #3746 (+50)
20K → Half
4:29 | 6:34/mi
25K· 15.53 mi
1:44:07
Rank: #3794 (-48)
Half → 25K
16:28 | 6:47/mi
30K· 18.64 mi
2:06:30
Rank: #4175 (-381)
25K → 30K
22:23 | 7:12/mi
20M
2:15:52
Rank: #4083 (+92)
30K → 20M
9:22 | 6:54/mi
21M
2:24:07
Rank: #4432 (-349)
20M → 21M
8:15 | 8:15/mi
35K· 21.75 mi
2:29:02
Rank: #4337 (+95)
21M → 35K
4:55 | 6:34/mi
23M
2:38:22
Rank: #4493 (-156)
35K → 23M
9:20 | 7:27/mi
24M
2:44:57
Rank: #4360 (+133)
23M → 24M
6:35 | 6:35/mi
40K· 24.85 mi
2:50:47
Rank: #4278 (+82)
24M → 40K
5:50 | 6:49/mi
25.2M
2:53:17
Rank: #4242 (+36)
40K → 25.2M
2:30 | 7:15/mi
Finish· 26.22 mi
3:00:02
Rank: #4200 (+42)
25.2M → Finish
6:45 | 6:37/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:27:39
Pace6:41 /mi
2nd Half
Distance13.11 mi
Time1:32:23
Pace7:03 /mi
📊Positive Split: 5.4% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:25:0021:006:4621:00
6:46
-
10K
6.21 mi10:45:3941:396:4220:39
6:39
-0:07
15K
9.32 mi11:06:301:02:306:4220:51
6:43
+0:04
20K
12.43 mi11:27:101:23:106:4220:40
6:39
-0:04
Half
13.11 mi11:31:391:27:396:414:29
6:34
-0:05
25K
15.53 mi11:48:071:44:076:4216:28
6:47
+0:13
30K
18.64 mi12:10:302:06:306:4722:23
7:12
+0:25
20M
20.00 mi12:19:522:15:526:489:22
6:54
-0:18
21M
21.00 mi12:28:072:24:076:528:15
8:15
+1:21
35K
21.75 mi12:33:022:29:026:514:55
6:34
-1:41
23M
23.00 mi12:42:222:38:226:539:20
7:27
+0:53
24M
24.00 mi12:48:572:44:576:526:35
6:35
-0:52
40K
24.85 mi12:54:472:50:476:525:50
6:49
+0:14
25.2M
25.20 mi12:57:172:53:176:532:30
7:15
+0:26
Finish
26.22 mi13:04:023:00:026:526:45
6:37
-0:38

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

6:34 /mi

Average Pace

6:52 /mi

Slowest Pace

8:15 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

0:00

0% of race

Time at Steady Pace

2:17:34

76% of race

Time at Slower Pace

42:28

24% of race

Average Pace: 6:52 /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 mi10:25:0021:006:4621:00
6:46
#4241
10K
6.21 mi10:45:3941:396:4220:39
6:39
#4010
15K
9.32 mi11:06:301:02:306:4220:51
6:43
#4068
20K
12.43 mi11:27:101:23:106:4220:40
6:39
#3796
Half
13.11 mi11:31:391:27:396:414:29
6:34
#3746
25K
15.53 mi11:48:071:44:076:4216:28
6:47
#3794
30K
18.64 mi12:10:302:06:306:4722:23
7:12
#4175
20M
20.00 mi12:19:522:15:526:489:22
6:54
#4083
21M
21.00 mi12:28:072:24:076:528:15
8:15
#4432
35K
21.75 mi12:33:022:29:026:514:55
6:34
#4337
23M
23.00 mi12:42:222:38:226:539:20
7:27
#4493
24M
24.00 mi12:48:572:44:576:526:35
6:35
#4360
40K
24.85 mi12:54:472:50:476:525:50
6:49
#4278
25.2M
25.20 mi12:57:172:53:176:532:30
7:15
#4242
Finish
26.22 mi13:04:023:00:026:526:45
6:37
#4200
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM45-49Seg. OverallSeg. MalesSeg. M45-49
5K3.11 mi3.11 mi4241397039704232(Top 16%)3969(Top 26%)3969(Top 176%)
10K6.21 mi3.10 mi4010+2313771+1993771+1993864(Top 15%)3641(Top 24%)3641(Top 162%)
15K9.32 mi3.11 mi4068-583824-533824-534232(Top 16%)3969(Top 26%)3969(Top 176%)
20K12.43 mi3.11 mi3796+2723586+2383586+2383202(Top 12%)3043(Top 20%)3043(Top 135%)
Half13.11 mi0.68 mi3746+503541+453541+453269(Top 12%)3119(Top 21%)3119(Top 138%)
25K15.53 mi2.42 mi3794-483585-443585-444079(Top 15%)3825(Top 25%)3825(Top 170%)
30K18.64 mi3.11 mi4175-3813922-3373922-3375515(Top 21%)5002(Top 33%)5002(Top 222%)
20M20.00 mi1.36 mi4083+923834+883834+883388(Top 13%)3171(Top 21%)3171(Top 141%)
21M21.00 mi1.00 mi4432-3494138-3044138-3048854(Top 33%)6968(Top 46%)6968(Top 309%)
35K21.75 mi0.75 mi4337+954051+874051+872872(Top 11%)2699(Top 18%)2699(Top 120%)
23M23.00 mi1.25 mi4493-1564188-1374188-1376147(Top 23%)5276(Top 35%)5276(Top 234%)
24M24.00 mi1.00 mi4360+1334075+1134075+1132505(Top 9%)2341(Top 15%)2341(Top 104%)
40K24.85 mi0.85 mi4278+823997+783997+782962(Top 11%)2729(Top 18%)2729(Top 121%)
25.2M25.20 mi0.35 mi4242+363962+353962+352757(Top 10%)2543(Top 17%)2543(Top 113%)
Finish26.22 mi1.02 mi4200+423925+373925+373118(Top 12%)2813(Top 19%)2813(Top 125%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 16%
×21stories
+97ft-345ft

Overall

4232

Males

3969

M45-49

3969

5K→10K

3.1 - 6.2 mi

Top 15%
×5stories
+79ft-138ft

Overall

3864

Males

3641

M45-49

3641

10K→15K

6.2 - 9.3 mi

Top 16%
×3stories
+67ft-78ft

Overall

4232

Males

3969

M45-49

3969

15K→20K

9.3 - 12.4 mi

Top 12%
×5stories
+106ft-86ft

Overall

3202

Males

3043

M45-49

3043

20K→Half

12.4 - 13.1 mi

Top 12%
×2stories
+19ft-37ft

Overall

3269

Males

3119

M45-49

3119

Half→25K

13.1 - 15.5 mi

Top 15%
×4stories
+66ft-88ft

Overall

4079

Males

3825

M45-49

3825

25K→30K

15.5 - 18.6 mi

Top 21%
×9stories
+181ft-148ft

Overall

5515

Males

5002

M45-49

5002

30K→20M

18.6 - 20.0 mi

Top 13%
×5stories
+64ft-50ft

Overall

3388

Males

3171

M45-49

3171

20M→21M

20.0 - 21.0 mi

Top 33%
×8stories
+106ft-24ft

Overall

8854

Males

6968

M45-49

6968

21M→35K

21.0 - 21.8 mi

Top 11%
×7stories
+17ft-86ft

Overall

2872

Males

2699

M45-49

2699

35K→23M

21.8 - 23.0 mi

Top 23%
×5stories
+23ft-63ft

Overall

6147

Males

5276

M45-49

5276

23M→24M

23.0 - 24.0 mi

Top 9%
×6stories
+12ft-82ft

Overall

2505

Males

2341

M45-49

2341

24M→40K

24.0 - 24.9 mi

Top 11%
×1story
+6ft-20ft

Overall

2962

Males

2729

M45-49

2729

40K→25.2M

24.9 - 25.2 mi

Top 10%
×1story
+13ft-16ft

Overall

2757

Males

2543

M45-49

2543

25.2M→Finish

25.2 - 26.2 mi

Top 12%
×2stories
+22ft-21ft

Overall

3118

Males

2813

M45-49

2813

Passing Analysis

Category:
Athletes Passed
1493
Passed By
1452
Net Change
+41
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#4241
5K → 10K367136+231#4241#4010
10K → 15K94152-58#4010#4068
15K → 20K28816+272#4068#3796
20K → Half533+50#3796#3746
Half → 25K66114-48#3746#3794
25K → 30K35416-381#3794#4175
30K → 20M11018+92#4175#4083
20M → 21M15364-349#4083#4432
21M → 35K1038+95#4432#4337
35K → 23M33189-156#4337#4493
23M → 24M1363+133#4493#4360
24M → 40K875+82#4360#4278
40K → 25.2M415+36#4278#4242
25.2M → Finish6523+42#4242#4200
TOTALS14931452+41
📊

Passing Visuals

Category:
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🔥Passing Intensity

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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