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BOSTON MARATHON 2023

Scot Ursum

MI

Bib: 2868 M

0:00
0:00
/ mi
Masters
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Overall
#0 / 26622
Top 14%
Gender (Male)
#0 / 15176
Top 23%
Masters (Masters Men)
#0 / 9891
Top 10%
Division (M55-59)
#0 / 1422
Top 2%
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
6:44/mi
20:56
↑ 97↓ 3451.5%
220 ft elev
10K· 6.21 mi
6:46/mi
41:58
↑ 79↓ 1380.4%
157 ft elev
15K· 9.32 mi
6:44/mi
1:02:53
↑ 67↓ 78
146 ft elev
20K· 12.43 mi
6:50/mi
1:24:07
↑ 106↓ 860.1%
165 ft elev
Half· 13.11 mi
6:46/mi
1:28:44
↑ 19↓ 370.5%
148 ft elev
25K· 15.53 mi
6:49/mi
1:45:15
↑ 66↓ 880.2%
127 ft elev
30K· 18.64 mi
6:52/mi
2:06:34
↑ 181↓ 1480.2%
138 ft elev
20M
6:51/mi
2:15:53
↑ 64↓ 500.2%
148 ft elev
21M
7:14/mi
2:23:07
↑ 106↓ 241.6%
227 ft elev
35K· 21.75 mi
6:34/mi
2:28:02
↑ 17↓ 861.7%
156 ft elev
23M
6:54/mi
2:36:40
↑ 23↓ 630.6%
116 ft elev
24M
6:43/mi
2:43:23
↓ 821.3%
34 ft elev
40K· 24.85 mi
6:51/mi
2:49:14
↓ 200.3%
20 ft elev
25.2M
7:21/mi
2:51:46
↑ 13↓ 160.2%
18 ft elev
Finish· 26.22 mi
6:46/mi
2:58:40
↑ 22↓ 21
17 ft elev
Course Elevation
7–469 ft
≈
×2stacked redwood trees
•▲ 890 ft climb · ▼ 1342 ft descent

The Course

Half Splits

1st Half· via Half
1:28:446:46 /mi⚡ faster
2nd Half
1:29:566:52 /mi+1.4%
Positive split — 1.4% slower in the second half
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Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:21:4820:566:4420:56
6:44
-
10K
6.21 mi10:42:5041:586:4521:02
6:46
+0:02
15K
9.32 mi11:03:451:02:536:4520:55
6:44
-0:02
20K
12.43 mi11:24:591:24:076:4621:14
6:50
+0:06
Half
13.11 mi11:29:361:28:446:464:37
6:46
-0:04
25K
15.53 mi11:46:071:45:156:4716:31
6:49
+0:03
30K
18.64 mi12:07:262:06:346:4721:19
6:52
+0:03
20M
20.00 mi12:16:452:15:536:489:19
6:51
-0:01
21M
21.00 mi12:23:592:23:076:497:14
7:14
+0:23
35K
21.75 mi12:28:542:28:026:484:55
6:34
-0:40
23M
23.00 mi12:37:322:36:406:498:38
6:54
+0:20
24M
24.00 mi12:44:152:43:236:486:43
6:43
-0:11
40K
24.85 mi12:50:062:49:146:495:51
6:51
+0:08
25.2M
25.20 mi12:52:382:51:466:492:32
7:21
+0:30
Finish
26.22 mi12:59:322:58:406:496:54
6:46
-0:35

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

6:49 /mi

Slowest Pace

7:21 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:48:54

95% of race

Time at Steady Pace

9:46

5% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 6:49 /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 mi10:21:4820:566:4420:56
6:44
#3999
10K
6.21 mi10:42:5041:586:4521:02
6:46
#4522
15K
9.32 mi11:03:451:02:536:4520:55
6:44
#4470
20K
12.43 mi11:24:591:24:076:4621:14
6:50
#4539
Half
13.11 mi11:29:361:28:446:464:37
6:46
#4544
25K
15.53 mi11:46:071:45:156:4716:31
6:49
#4453
30K
18.64 mi12:07:262:06:346:4721:19
6:52
#4213
20M
20.00 mi12:16:452:15:536:489:19
6:51
#4090
21M
21.00 mi12:23:592:23:076:497:14
7:14
#4006
35K
21.75 mi12:28:542:28:026:484:55
6:34
#3934
23M
23.00 mi12:37:322:36:406:498:38
6:54
#3852
24M
24.00 mi12:44:152:43:236:486:43
6:43
#3797
40K
24.85 mi12:50:062:49:146:495:51
6:51
#3734
25.2M
25.20 mi12:52:382:51:466:492:32
7:21
#3727
Finish
26.22 mi12:59:322:58:406:496:54
6:46
#3729
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM55-59Seg. OverallSeg. MalesSeg. M55-59
5K3.11 mi3.11 mi399937523752443541444144
10K6.21 mi3.10 mi4522-5234225-4734225-473497446064606
15K9.32 mi3.11 mi4470+524180+454180+45443541444144
20K12.43 mi3.11 mi4539-694239-594239-59474744094409
Half13.11 mi0.68 mi4544-54242-34242-3490145334533
25K15.53 mi2.42 mi4453+914166+764166+76424739723972
30K18.64 mi3.11 mi4213+2403955+2113955+211338931893189
20M20.00 mi1.36 mi4090+1233841+1143841+114317229782978
21M21.00 mi1.00 mi4006+843762+793762+79328530653065
35K21.75 mi0.75 mi3934+723700+623700+62286226892689
23M23.00 mi1.25 mi3852+823624+763624+76320329802980
24M24.00 mi1.00 mi3797+553568+563568+56320729732973
40K24.85 mi0.85 mi3734+633510+583510+58303127892789
25.2M25.20 mi0.35 mi3727+73502+83502+8315928822882
Finish26.22 mi1.02 mi3729-235023502388834443444

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 17%
×21story building
+97ft-345ft

Overall

4435

Males

4144

M55-59

4144

5K→10K

3.1 - 6.2 mi

Top 19%
×5story building
+79ft-138ft

Overall

4974

Males

4606

M55-59

4606

10K→15K

6.2 - 9.3 mi

Top 17%
×3story building
+67ft-78ft

Overall

4435

Males

4144

M55-59

4144

15K→20K

9.3 - 12.4 mi

Top 18%
×5story building
+106ft-86ft

Overall

4747

Males

4409

M55-59

4409

20K→Half

12.4 - 13.1 mi

Top 18%
×2story building
+19ft-37ft

Overall

4901

Males

4533

M55-59

4533

Half→25K

13.1 - 15.5 mi

Top 16%
×4story building
+66ft-88ft

Overall

4247

Males

3972

M55-59

3972

25K→30K

15.5 - 18.6 mi

Top 13%
×9story building
+181ft-148ft

Overall

3389

Males

3189

M55-59

3189

30K→20M

18.6 - 20.0 mi

Top 12%
×5story building
+64ft-50ft

Overall

3172

Males

2978

M55-59

2978

20M→21M

20.0 - 21.0 mi

Top 12%
×8story building
+106ft-24ft

Overall

3285

Males

3065

M55-59

3065

21M→35K

21.0 - 21.8 mi

Top 11%
×7story building
+17ft-86ft

Overall

2862

Males

2689

M55-59

2689

35K→23M

21.8 - 23.0 mi

Top 12%
×5story building
+23ft-63ft

Overall

3203

Males

2980

M55-59

2980

23M→24M

23.0 - 24.0 mi

Top 12%
×6story building
+12ft-82ft

Overall

3207

Males

2973

M55-59

2973

24M→40K

24.0 - 24.9 mi

Top 11%
×1story
+6ft-20ft

Overall

3031

Males

2789

M55-59

2789

40K→25.2M

24.9 - 25.2 mi

Top 12%
×1story
+13ft-16ft

Overall

3159

Males

2882

M55-59

2882

25.2M→Finish

25.2 - 26.2 mi

Top 15%
×2story building
+22ft-21ft

Overall

3888

Males

3444

M55-59

3444

Passing Analysis

Category:
Athletes Passed
1353
Passed By
1083
Net Change
+270
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#3999
5K → 10K59582-523#3999#4522
10K → 15K14795+52#4522#4470
15K → 20K82151-69#4470#4539
20K → Half2126-5#4539#4544
Half → 25K13039+91#4544#4453
25K → 30K25616+240#4453#4213
30K → 20M13714+123#4213#4090
20M → 21M10925+84#4090#4006
21M → 35K8210+72#4006#3934
35K → 23M9614+82#3934#3852
23M → 24M7520+55#3852#3797
24M → 40K8219+63#3797#3734
40K → 25.2M2215+7#3734#3727
25.2M → Finish5557-2#3727#3729
TOTALS13531083+270

Passing Charts

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