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BOSTON MARATHON 2023

Spencer Morgan

Bib: 4388•M

NM

0:00
0:00
/ mi
Masters
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Overall
#0 / 26622
Top 18%
Gender (Male)
#0 / 15176
Top 29%
Masters (Masters Men)
#0 / 9891
Top 15%
Division (M40-44)
#0 / 2241
Top 36%
Race Day Weather
49°/39°F
light intensity drizzle

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
21:03
Rank: #4425
Start → 5K
21:03 | 6:47/mi
10K· 6.21 mi
43:02
Rank: #6012 (-1587)
5K → 10K
21:59 | 7:05/mi
15K· 9.32 mi
1:04:05
Rank: #5679 (+333)
10K → 15K
21:03 | 6:47/mi
20K· 12.43 mi
1:25:30
Rank: #5558 (+121)
15K → 20K
21:25 | 6:54/mi
Half· 13.11 mi
1:30:09
Rank: #5557 (+1)
20K → Half
4:39 | 6:49/mi
25K· 15.53 mi
1:46:57
Rank: #5471 (+86)
Half → 25K
16:48 | 6:56/mi
30K· 18.64 mi
2:08:51
Rank: #5271 (+200)
25K → 30K
21:54 | 7:03/mi
20M
2:18:34
Rank: #5213 (+58)
30K → 20M
9:43 | 7:09/mi
21M
2:26:09
Rank: #5149 (+64)
20M → 21M
7:35 | 7:35/mi
35K· 21.75 mi
2:31:13
Rank: #5085 (+64)
21M → 35K
5:04 | 6:46/mi
23M
2:40:08
Rank: #4997 (+88)
35K → 23M
8:55 | 7:07/mi
24M
2:46:59
Rank: #4899 (+98)
23M → 24M
6:51 | 6:51/mi
40K· 24.85 mi
2:53:01
Rank: #4848 (+51)
24M → 40K
6:02 | 7:03/mi
25.2M
2:55:37
Rank: #4817 (+31)
40K → 25.2M
2:36 | 7:32/mi
Finish· 26.22 mi
3:02:46
Rank: #4780 (+37)
25.2M → Finish
7:09 | 7:01/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:30:09
Pace6:53 /mi
2nd Half
Distance13.11 mi
Time1:32:37
Pace7:04 /mi
📊Positive Split: 2.7% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:23:0521:036:4721:03
6:47
-
10K
6.21 mi10:45:0443:026:5621:59
7:05
+0:18
15K
9.32 mi11:06:071:04:056:5321:03
6:47
-0:18
20K
12.43 mi11:27:321:25:306:5321:25
6:54
+0:07
Half
13.11 mi11:32:111:30:096:534:39
6:49
-0:05
25K
15.53 mi11:48:591:46:576:5316:48
6:56
+0:07
30K
18.64 mi12:10:532:08:516:5521:54
7:03
+0:07
20M
20.00 mi12:20:362:18:346:569:43
7:09
+0:06
21M
21.00 mi12:28:112:26:096:587:35
7:35
+0:26
35K
21.75 mi12:33:152:31:136:575:04
6:46
-0:49
23M
23.00 mi12:42:102:40:086:588:55
7:07
+0:21
24M
24.00 mi12:49:012:46:596:576:51
6:51
-0:16
40K
24.85 mi12:55:032:53:016:586:02
7:03
+0:12
25.2M
25.20 mi12:57:392:55:376:582:36
7:32
+0:29
Finish
26.22 mi13:04:483:02:466:597:09
7:01
-0:31

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

6:46 /mi

Average Pace

6:59 /mi

Slowest Pace

7:35 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:52:35

94% of race

Time at Steady Pace

10:11

6% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 6:58 /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 mi10:23:0521:036:4721:03
6:47
#4425
10K
6.21 mi10:45:0443:026:5621:59
7:05
#6012
15K
9.32 mi11:06:071:04:056:5321:03
6:47
#5679
20K
12.43 mi11:27:321:25:306:5321:25
6:54
#5558
Half
13.11 mi11:32:111:30:096:534:39
6:49
#5557
25K
15.53 mi11:48:591:46:576:5316:48
6:56
#5471
30K
18.64 mi12:10:532:08:516:5521:54
7:03
#5271
20M
20.00 mi12:20:362:18:346:569:43
7:09
#5213
21M
21.00 mi12:28:112:26:096:587:35
7:35
#5149
35K
21.75 mi12:33:152:31:136:575:04
6:46
#5085
23M
23.00 mi12:42:102:40:086:588:55
7:07
#4997
24M
24.00 mi12:49:012:46:596:576:51
6:51
#4899
40K
24.85 mi12:55:032:53:016:586:02
7:03
#4848
25.2M
25.20 mi12:57:392:55:376:582:36
7:32
#4817
Finish
26.22 mi13:04:483:02:466:597:09
7:01
#4780
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM40-44Seg. OverallSeg. MalesSeg. M40-44
5K3.11 mi3.11 mi4425413341334874(Top 18%)4535(Top 30%)4535(Top 202%)
10K6.21 mi3.10 mi6012-15875497-13645497-13647265(Top 27%)6421(Top 42%)6421(Top 287%)
15K9.32 mi3.11 mi5679+3335218+2795218+2794874(Top 18%)4535(Top 30%)4535(Top 202%)
20K12.43 mi3.11 mi5558+1215126+925126+925289(Top 20%)4882(Top 32%)4882(Top 218%)
Half13.11 mi0.68 mi5557+15128-25128-25349(Top 20%)4932(Top 32%)4932(Top 220%)
25K15.53 mi2.42 mi5471+865050+785050+785137(Top 19%)4740(Top 31%)4740(Top 212%)
30K18.64 mi3.11 mi5271+2004871+1794871+1794657(Top 17%)4302(Top 28%)4302(Top 192%)
20M20.00 mi1.36 mi5213+584818+534818+534858(Top 18%)4423(Top 29%)4423(Top 197%)
21M21.00 mi1.00 mi5149+644753+654753+654982(Top 19%)4460(Top 29%)4460(Top 199%)
35K21.75 mi0.75 mi5085+644693+604693+604032(Top 15%)3707(Top 24%)3707(Top 165%)
23M23.00 mi1.25 mi4997+884609+844609+844399(Top 17%)4008(Top 26%)4008(Top 179%)
24M24.00 mi1.00 mi4899+984528+814528+813948(Top 15%)3607(Top 24%)3607(Top 161%)
40K24.85 mi0.85 mi4848+514476+524476+524145(Top 16%)3706(Top 24%)3706(Top 165%)
25.2M25.20 mi0.35 mi4817+314446+304446+304073(Top 15%)3615(Top 24%)3615(Top 161%)
Finish26.22 mi1.02 mi4780+374414+324414+325287(Top 20%)4467(Top 29%)4467(Top 199%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 18%
×21stories
+97ft-345ft

Overall

4874

Males

4535

M40-44

4535

5K→10K

3.1 - 6.2 mi

Top 27%
×5stories
+79ft-138ft

Overall

7265

Males

6421

M40-44

6421

10K→15K

6.2 - 9.3 mi

Top 18%
×3stories
+67ft-78ft

Overall

4874

Males

4535

M40-44

4535

15K→20K

9.3 - 12.4 mi

Top 20%
×5stories
+106ft-86ft

Overall

5289

Males

4882

M40-44

4882

20K→Half

12.4 - 13.1 mi

Top 20%
×2stories
+19ft-37ft

Overall

5349

Males

4932

M40-44

4932

Half→25K

13.1 - 15.5 mi

Top 19%
×4stories
+66ft-88ft

Overall

5137

Males

4740

M40-44

4740

25K→30K

15.5 - 18.6 mi

Top 17%
×9stories
+181ft-148ft

Overall

4657

Males

4302

M40-44

4302

30K→20M

18.6 - 20.0 mi

Top 18%
×5stories
+64ft-50ft

Overall

4858

Males

4423

M40-44

4423

20M→21M

20.0 - 21.0 mi

Top 19%
×8stories
+106ft-24ft

Overall

4982

Males

4460

M40-44

4460

21M→35K

21.0 - 21.8 mi

Top 15%
×7stories
+17ft-86ft

Overall

4032

Males

3707

M40-44

3707

35K→23M

21.8 - 23.0 mi

Top 17%
×5stories
+23ft-63ft

Overall

4399

Males

4008

M40-44

4008

23M→24M

23.0 - 24.0 mi

Top 15%
×6stories
+12ft-82ft

Overall

3948

Males

3607

M40-44

3607

24M→40K

24.0 - 24.9 mi

Top 16%
×1story
+6ft-20ft

Overall

4145

Males

3706

M40-44

3706

40K→25.2M

24.9 - 25.2 mi

Top 15%
×1story
+13ft-16ft

Overall

4073

Males

3615

M40-44

3615

25.2M→Finish

25.2 - 26.2 mi

Top 20%
×2stories
+22ft-21ft

Overall

5287

Males

4467

M40-44

4467

Passing Analysis

Category:
Athletes Passed
1563
Passed By
1918
Net Change
-355
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#4425
5K → 10K71594-1587#4425#6012
10K → 15K35522+333#6012#5679
15K → 20K17150+121#5679#5558
20K → Half2120+1#5558#5557
Half → 25K12135+86#5557#5471
25K → 30K23636+200#5471#5271
30K → 20M9739+58#5271#5213
20M → 21M9228+64#5213#5149
21M → 35K717+64#5149#5085
35K → 23M11123+88#5085#4997
23M → 24M1079+98#4997#4899
24M → 40K7019+51#4899#4848
40K → 25.2M409+31#4848#4817
25.2M → Finish6427+37#4817#4780
TOTALS15631918-355
📊

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