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BOSTON MARATHON 2023

Richard Brodsky

Bib: 24335•M

NY

0:00
0:00
/ mi
Masters
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Overall
#0 / 26622
Gender (Male)
#0 / 15176
Masters (Masters Men)
#0 / 9891
Division (M70-74)
#0 / 213
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
9:17/mi
28:50
↑ 97↓ 3451.5%
10K· 6.21 mi
9:35/mi
58:37
↑ 79↓ 1380.4%
15K· 9.32 mi
9:56/mi
1:29:30
↑ 67↓ 78
20K· 12.43 mi
10:19/mi
2:01:33
↑ 106↓ 860.1%
Half· 13.11 mi
10:04/mi
2:08:25
↑ 19↓ 370.5%
25K· 15.53 mi
10:21/mi
2:33:30
↑ 66↓ 880.2%
30K· 18.64 mi
11:27/mi
3:09:04
↑ 181↓ 1480.2%
20M
10:59/mi
3:23:59
↑ 64↓ 500.2%
21M
11:23/mi
3:35:22
↑ 106↓ 241.6%
35K· 21.75 mi
9:41/mi
3:42:37
↑ 17↓ 861.7%
23M
9:54/mi
3:55:01
↑ 23↓ 630.6%
24M
9:35/mi
4:04:36
↓ 821.3%
40K· 24.85 mi
10:07/mi
4:13:15
↓ 200.3%
25.2M
10:55/mi
4:17:01
↑ 13↓ 160.2%
Finish· 26.22 mi
9:49/mi
4:27:01
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time2:08:25
Pace9:48 /mi
2nd Half
Distance13.11 mi
Time2:18:36
Pace10:34 /mi
📊Positive Split: 7.9% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:43:5628:509:1728:50
9:17
-
10K
6.21 mi12:13:4358:379:2629:47
9:35
+0:18
15K
9.32 mi12:44:361:29:309:3630:53
9:56
+0:21
20K
12.43 mi13:16:392:01:339:4732:03
10:19
+0:23
Half
13.11 mi13:23:312:08:259:486:52
10:04
-0:15
25K
15.53 mi13:48:362:33:309:5325:05
10:21
+0:17
30K
18.64 mi14:24:103:09:0410:0935:34
11:27
+1:06
20M
20.00 mi14:39:053:23:5910:1214:55
10:59
-0:28
21M
21.00 mi14:50:283:35:2210:1511:23
11:23
+0:24
35K
21.75 mi14:57:433:42:3710:147:15
9:41
-1:42
23M
23.00 mi15:10:073:55:0110:1312:24
9:54
+0:13
24M
24.00 mi15:19:424:04:3610:129:35
9:35
-0:19
40K
24.85 mi15:28:214:13:1510:118:39
10:07
+0:32
25.2M
25.20 mi15:32:074:17:0110:123:46
10:55
+0:48
Finish
26.22 mi15:42:074:27:0110:1110:00
9:49
-1:06

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

9:17 /mi

Average Pace

10:11 /mi

Slowest Pace

11:27 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:15:27

28% of race

Time at Steady Pace

2:05:56

47% of race

Time at Slower Pace

1:05:38

25% of race

Average Pace: 10:11 /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 mi11:43:5628:509:1728:50
9:17
#21469
10K
6.21 mi12:13:4358:379:2629:47
9:35
#22154
15K
9.32 mi12:44:361:29:309:3630:53
9:56
#22599
20K
12.43 mi13:16:392:01:339:4732:03
10:19
#22878
Half
13.11 mi13:23:312:08:259:486:52
10:04
#22916
25K
15.53 mi13:48:362:33:309:5325:05
10:21
#22920
30K
18.64 mi14:24:103:09:0410:0935:34
11:27
#23135
20M
20.00 mi14:39:053:23:5910:1214:55
10:59
#23079
21M
21.00 mi14:50:283:35:2210:1511:23
11:23
#22996
35K
21.75 mi14:57:433:42:3710:147:15
9:41
#22910
23M
23.00 mi15:10:073:55:0110:1312:24
9:54
#22746
24M
24.00 mi15:19:424:04:3610:129:35
9:35
#22621
40K
24.85 mi15:28:214:13:1510:118:39
10:07
#22549
25.2M
25.20 mi15:32:074:17:0110:123:46
10:55
#22514
Finish
26.22 mi15:42:074:27:0110:1110:00
9:49
#22472
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM70-74Seg. OverallSeg. MalesSeg. M70-74
5K3.11 mi3.11 mi21469128291282923394(Top 88%)13827(Top 91%)13827(Top 6492%)
10K6.21 mi3.10 mi22154-68513204-37513204-37522753(Top 85%)13521(Top 89%)13521(Top 6348%)
15K9.32 mi3.11 mi22599-44513434-23013434-23023394(Top 88%)13827(Top 91%)13827(Top 6492%)
20K12.43 mi3.11 mi22878-27913573-13913573-13923499(Top 88%)13846(Top 91%)13846(Top 6500%)
Half13.11 mi0.68 mi22916-3813592-1913592-1923392(Top 88%)13797(Top 91%)13797(Top 6477%)
25K15.53 mi2.42 mi22920-413581+1113581+1122911(Top 86%)13551(Top 89%)13551(Top 6362%)
30K18.64 mi3.11 mi23135-21513658-7713658-7723786(Top 89%)13874(Top 91%)13874(Top 6514%)
20M20.00 mi1.36 mi23079+5613620+3813620+3822663(Top 85%)13302(Top 88%)13302(Top 6245%)
21M21.00 mi1.00 mi22996+8313569+5113569+5121655(Top 81%)12827(Top 85%)12827(Top 6022%)
35K21.75 mi0.75 mi22910+8613519+5013519+5020443(Top 77%)12234(Top 81%)12234(Top 5744%)
23M23.00 mi1.25 mi22746+16413432+8713432+8719696(Top 74%)11881(Top 78%)11881(Top 5578%)
24M24.00 mi1.00 mi22621+12513368+6413368+6419498(Top 73%)11765(Top 78%)11765(Top 5523%)
40K24.85 mi0.85 mi22549+7213331+3713331+3720278(Top 76%)12053(Top 79%)12053(Top 5659%)
25.2M25.20 mi0.35 mi22514+3513308+2313308+2320269(Top 76%)12058(Top 79%)12058(Top 5661%)
Finish26.22 mi1.02 mi22472+4213281+2713281+2721195(Top 80%)12518(Top 82%)12518(Top 5877%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 88%
×21story building
+97ft-345ft

Overall

23394

Males

13827

M70-74

13827

5K→10K

3.1 - 6.2 mi

Top 85%
×5story building
+79ft-138ft

Overall

22753

Males

13521

M70-74

13521

10K→15K

6.2 - 9.3 mi

Top 88%
×3story building
+67ft-78ft

Overall

23394

Males

13827

M70-74

13827

15K→20K

9.3 - 12.4 mi

Top 88%
×5story building
+106ft-86ft

Overall

23499

Males

13846

M70-74

13846

20K→Half

12.4 - 13.1 mi

Top 88%
×2story building
+19ft-37ft

Overall

23392

Males

13797

M70-74

13797

Half→25K

13.1 - 15.5 mi

Top 86%
×4story building
+66ft-88ft

Overall

22911

Males

13551

M70-74

13551

25K→30K

15.5 - 18.6 mi

Top 89%
×9story building
+181ft-148ft

Overall

23786

Males

13874

M70-74

13874

30K→20M

18.6 - 20.0 mi

Top 85%
×5story building
+64ft-50ft

Overall

22663

Males

13302

M70-74

13302

20M→21M

20.0 - 21.0 mi

Top 81%
×8story building
+106ft-24ft

Overall

21655

Males

12827

M70-74

12827

21M→35K

21.0 - 21.8 mi

Top 77%
×7story building
+17ft-86ft

Overall

20443

Males

12234

M70-74

12234

35K→23M

21.8 - 23.0 mi

Top 74%
×5story building
+23ft-63ft

Overall

19696

Males

11881

M70-74

11881

23M→24M

23.0 - 24.0 mi

Top 73%
×6story building
+12ft-82ft

Overall

19498

Males

11765

M70-74

11765

24M→40K

24.0 - 24.9 mi

Top 76%
×1story
+6ft-20ft

Overall

20278

Males

12053

M70-74

12053

40K→25.2M

24.9 - 25.2 mi

Top 76%
×1story
+13ft-16ft

Overall

20269

Males

12058

M70-74

12058

25.2M→Finish

25.2 - 26.2 mi

Top 80%
×2story building
+22ft-21ft

Overall

21195

Males

12518

M70-74

12518

Passing Analysis

Category:
Athletes Passed
1060
Passed By
2063
Net Change
-1003
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#21469
5K → 10K57742-685#21469#22154
10K → 15K43488-445#22154#22599
15K → 20K59338-279#22599#22878
20K → Half1755-38#22878#22916
Half → 25K98102-4#22916#22920
25K → 30K53268-215#22920#23135
30K → 20M8832+56#23135#23079
20M → 21M9310+83#23079#22996
21M → 35K882+86#22996#22910
35K → 23M1651+164#22910#22746
23M → 24M1250+125#22746#22621
24M → 40K753+72#22621#22549
40K → 25.2M394+35#22549#22514
25.2M → Finish6018+42#22514#22472
TOTALS10602063-1003
📊

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