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BOSTON MARATHON 2023

Paul Bacon

Bib: 12875•M

0:00
0:00
/ mi
Masters
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Overall
#0 / 26622
Top 25%
Gender (Male)
#0 / 15176
Top 39%
Masters (Masters Men)
#0 / 9891
Top 25%
Division (M50-54)
#0 / 2052
Top 19%
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
7:25/mi
23:04
↑ 97↓ 3451.5%
10K· 6.21 mi
7:13/mi
45:29
↑ 79↓ 1380.4%
15K· 9.32 mi
7:15/mi
1:08:02
↑ 67↓ 78
20K· 12.43 mi
7:15/mi
1:30:32
↑ 106↓ 860.1%
Half· 13.11 mi
7:11/mi
1:35:26
↑ 19↓ 370.5%
25K· 15.53 mi
7:15/mi
1:53:00
↑ 66↓ 880.2%
30K· 18.64 mi
7:26/mi
2:16:07
↑ 181↓ 1480.2%
20M
7:26/mi
2:26:13
↑ 64↓ 500.2%
21M
7:45/mi
2:33:58
↑ 106↓ 241.6%
35K· 21.75 mi
6:50/mi
2:39:05
↑ 17↓ 861.7%
23M
7:18/mi
2:48:14
↑ 23↓ 630.6%
24M
6:56/mi
2:55:10
↓ 821.3%
40K· 24.85 mi
7:07/mi
3:01:15
↓ 200.3%
25.2M
7:32/mi
3:03:51
↑ 13↓ 160.2%
Finish· 26.22 mi
7:01/mi
3:11:00
↑ 22↓ 21

The Course

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Half Splits

1st Half· via Half⚖️ Balanced
Distance13.11 mi
Time1:35:26
Pace7:17 /mi
2nd Half⚖️ Balanced
Distance13.11 mi
Time1:35:34
Pace7:17 /mi
📊Even Split: Consistent pacing between halves

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:50:3023:047:2523:04
7:25
-
10K
6.21 mi11:12:5545:297:1922:25
7:13
-0:12
15K
9.32 mi11:35:281:08:027:1822:33
7:15
+0:02
20K
12.43 mi11:57:581:30:327:1722:30
7:15
0:00
Half
13.11 mi12:02:521:35:267:174:54
7:11
-0:04
25K
15.53 mi12:20:261:53:007:1617:34
7:15
+0:04
30K
18.64 mi12:43:332:16:077:1823:07
7:26
+0:11
20M
20.00 mi12:53:392:26:137:1910:06
7:26
0:00
21M
21.00 mi13:01:242:33:587:207:45
7:45
+0:19
35K
21.75 mi13:06:312:39:057:195:07
6:50
-0:55
23M
23.00 mi13:15:402:48:147:199:09
7:18
+0:28
24M
24.00 mi13:22:362:55:107:186:56
6:56
-0:22
40K
24.85 mi13:28:413:01:157:186:05
7:07
+0:11
25.2M
25.20 mi13:31:173:03:517:182:36
7:32
+0:25
Finish
26.22 mi13:38:263:11:007:177:09
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

6:50 /mi

Average Pace

7:17 /mi

Slowest Pace

7:45 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

3:00:39

95% of race

Time at Steady Pace

10:21

5% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 7:17 /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 mi10:50:3023:047:2523:04
7:25
#9005
10K
6.21 mi11:12:5545:297:1922:25
7:13
#8571
15K
9.32 mi11:35:281:08:027:1822:33
7:15
#8454
20K
12.43 mi11:57:581:30:327:1722:30
7:15
#8130
Half
13.11 mi12:02:521:35:267:174:54
7:11
#8111
25K
15.53 mi12:20:261:53:007:1617:34
7:15
#7895
30K
18.64 mi12:43:332:16:077:1823:07
7:26
#7650
20M
20.00 mi12:53:392:26:137:1910:06
7:26
#7518
21M
21.00 mi13:01:242:33:587:207:45
7:45
#7401
35K
21.75 mi13:06:312:39:057:195:07
6:50
#7266
23M
23.00 mi13:15:402:48:147:199:09
7:18
#7094
24M
24.00 mi13:22:362:55:107:186:56
6:56
#6926
40K
24.85 mi13:28:413:01:157:186:05
7:07
#6797
25.2M
25.20 mi13:31:173:03:517:182:36
7:32
#6728
Finish
26.22 mi13:38:263:11:007:177:09
7:01
#6643
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM50-54Seg. OverallSeg. MalesSeg. M50-54
5K3.11 mi3.11 mi9005759275928213(Top 31%)7050(Top 46%)7050(Top 344%)
10K6.21 mi3.10 mi8571+4347310+2827310+2828195(Top 31%)7073(Top 47%)7073(Top 345%)
15K9.32 mi3.11 mi8454+1177242+687242+688213(Top 31%)7050(Top 46%)7050(Top 344%)
20K12.43 mi3.11 mi8130+3247025+2177025+2177361(Top 28%)6464(Top 43%)6464(Top 315%)
Half13.11 mi0.68 mi8111+197010+157010+157659(Top 29%)6666(Top 44%)6666(Top 325%)
25K15.53 mi2.42 mi7895+2166846+1646846+1646921(Top 26%)6100(Top 40%)6100(Top 297%)
30K18.64 mi3.11 mi7650+2456662+1846662+1846826(Top 26%)5945(Top 39%)5945(Top 290%)
20M20.00 mi1.36 mi7518+1326542+1206542+1206354(Top 24%)5548(Top 37%)5548(Top 270%)
21M21.00 mi1.00 mi7401+1176447+956447+955908(Top 22%)5135(Top 34%)5135(Top 250%)
35K21.75 mi0.75 mi7266+1356355+926355+924478(Top 17%)4096(Top 27%)4096(Top 200%)
23M23.00 mi1.25 mi7094+1726215+1406215+1405357(Top 20%)4732(Top 31%)4732(Top 231%)
24M24.00 mi1.00 mi6926+1686082+1336082+1334358(Top 16%)3950(Top 26%)3950(Top 192%)
40K24.85 mi0.85 mi6797+1295972+1105972+1104462(Top 17%)3963(Top 26%)3963(Top 193%)
25.2M25.20 mi0.35 mi6728+695917+555917+554112(Top 15%)3654(Top 24%)3654(Top 178%)
Finish26.22 mi1.02 mi6643+855849+685849+685303(Top 20%)4483(Top 30%)4483(Top 218%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 31%
×21story building
+97ft-345ft

Overall

8213

Males

7050

M50-54

7050

5K→10K

3.1 - 6.2 mi

Top 31%
×5story building
+79ft-138ft

Overall

8195

Males

7073

M50-54

7073

10K→15K

6.2 - 9.3 mi

Top 31%
×3story building
+67ft-78ft

Overall

8213

Males

7050

M50-54

7050

15K→20K

9.3 - 12.4 mi

Top 28%
×5story building
+106ft-86ft

Overall

7361

Males

6464

M50-54

6464

20K→Half

12.4 - 13.1 mi

Top 29%
×2story building
+19ft-37ft

Overall

7659

Males

6666

M50-54

6666

Half→25K

13.1 - 15.5 mi

Top 26%
×4story building
+66ft-88ft

Overall

6921

Males

6100

M50-54

6100

25K→30K

15.5 - 18.6 mi

Top 26%
×9story building
+181ft-148ft

Overall

6826

Males

5945

M50-54

5945

30K→20M

18.6 - 20.0 mi

Top 24%
×5story building
+64ft-50ft

Overall

6354

Males

5548

M50-54

5548

20M→21M

20.0 - 21.0 mi

Top 22%
×8story building
+106ft-24ft

Overall

5908

Males

5135

M50-54

5135

21M→35K

21.0 - 21.8 mi

Top 17%
×7story building
+17ft-86ft

Overall

4478

Males

4096

M50-54

4096

35K→23M

21.8 - 23.0 mi

Top 20%
×5story building
+23ft-63ft

Overall

5357

Males

4732

M50-54

4732

23M→24M

23.0 - 24.0 mi

Top 16%
×6story building
+12ft-82ft

Overall

4358

Males

3950

M50-54

3950

24M→40K

24.0 - 24.9 mi

Top 17%
×1story
+6ft-20ft

Overall

4462

Males

3963

M50-54

3963

40K→25.2M

24.9 - 25.2 mi

Top 15%
×1story
+13ft-16ft

Overall

4112

Males

3654

M50-54

3654

25.2M→Finish

25.2 - 26.2 mi

Top 20%
×2story building
+22ft-21ft

Overall

5303

Males

4483

M50-54

4483

Passing Analysis

Category:
Athletes Passed
2665
Passed By
303
Net Change
+2362
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#9005
5K → 10K52793+434#9005#8571
10K → 15K19477+117#8571#8454
15K → 20K33511+324#8454#8130
20K → Half3213+19#8130#8111
Half → 25K22812+216#8111#7895
25K → 30K27227+245#7895#7650
30K → 20M15119+132#7650#7518
20M → 21M13417+117#7518#7401
21M → 35K1361+135#7401#7266
35K → 23M1808+172#7266#7094
23M → 24M1713+168#7094#6926
24M → 40K1323+129#6926#6797
40K → 25.2M712+69#6797#6728
25.2M → Finish10217+85#6728#6643
TOTALS2665303+2362
📊

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