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BOSTON MARATHON 2023

Paul Lafferty

Bib: 18435•M

CA

0:00
0:00
/ mi
Masters
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Overall
#0 / 26622
Top 47%
Gender (Male)
#0 / 15176
Masters (Masters Men)
#0 / 9891
Division (M60-64)
#0 / 1110
Top 17%
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
8:08/mi
25:17
↑ 97↓ 3451.5%
10K· 6.21 mi
8:04/mi
50:21
↑ 79↓ 1380.4%
15K· 9.32 mi
8:03/mi
1:15:23
↑ 67↓ 78
20K· 12.43 mi
8:04/mi
1:40:26
↑ 106↓ 860.1%
Half· 13.11 mi
8:01/mi
1:45:54
↑ 19↓ 370.5%
25K· 15.53 mi
8:00/mi
2:05:19
↑ 66↓ 880.2%
30K· 18.64 mi
8:08/mi
2:30:34
↑ 181↓ 1480.2%
20M
7:59/mi
2:41:25
↑ 64↓ 500.2%
21M
8:24/mi
2:49:49
↑ 106↓ 241.6%
35K· 21.75 mi
7:37/mi
2:55:31
↑ 17↓ 861.7%
23M
8:06/mi
3:05:40
↑ 23↓ 630.6%
24M
7:34/mi
3:13:14
↓ 821.3%
40K· 24.85 mi
7:45/mi
3:19:52
↓ 200.3%
25.2M
8:42/mi
3:22:52
↑ 13↓ 160.2%
Finish· 26.22 mi
7:39/mi
3:30:40
↑ 22↓ 21

The Course

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Half Splits

1st Half· via Half
Distance13.11 mi
Time1:45:54
Pace8:05 /mi
2nd Half✓ Faster
Distance13.11 mi
Time1:44:46
Pace8:00 /mi
📊Negative Split: 1.1% faster second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:22:2625:178:0825:17
8:08
-
10K
6.21 mi11:47:3050:218:0625:04
8:04
-0:04
15K
9.32 mi12:12:321:15:238:0525:02
8:03
-0:01
20K
12.43 mi12:37:351:40:268:0525:03
8:04
+0:01
Half
13.11 mi12:43:031:45:548:055:28
8:01
-0:03
25K
15.53 mi13:02:282:05:198:0419:25
8:00
-0:01
30K
18.64 mi13:27:432:30:348:0525:15
8:08
+0:08
20M
20.00 mi13:38:342:41:258:0410:51
7:59
-0:09
21M
21.00 mi13:46:582:49:498:058:24
8:24
+0:25
35K
21.75 mi13:52:402:55:318:045:42
7:37
-0:47
23M
23.00 mi14:02:493:05:408:0410:09
8:06
+0:29
24M
24.00 mi14:10:233:13:148:037:34
7:34
-0:32
40K
24.85 mi14:17:013:19:528:026:38
7:45
+0:11
25.2M
25.20 mi14:20:013:22:528:033:00
8:42
+0:57
Finish
26.22 mi14:27:493:30:408:027:48
7:39
-1:03

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

7:34 /mi

Average Pace

8:02 /mi

Slowest Pace

8:42 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

3:19:16

95% of race

Time at Steady Pace

11:24

5% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 8:02 /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 mi11:22:2625:178:0825:17
8:08
#14976
10K
6.21 mi11:47:3050:218:0625:04
8:04
#15136
15K
9.32 mi12:12:321:15:238:0525:02
8:03
#15028
20K
12.43 mi12:37:351:40:268:0525:03
8:04
#14734
Half
13.11 mi12:43:031:45:548:055:28
8:01
#14717
25K
15.53 mi13:02:282:05:198:0419:25
8:00
#14400
30K
18.64 mi13:27:432:30:348:0525:15
8:08
#13910
20M
20.00 mi13:38:342:41:258:0410:51
7:59
#13595
21M
21.00 mi13:46:582:49:498:058:24
8:24
#13343
35K
21.75 mi13:52:402:55:318:045:42
7:37
#13170
23M
23.00 mi14:02:493:05:408:0410:09
8:06
#12976
24M
24.00 mi14:10:233:13:148:037:34
7:34
#12771
40K
24.85 mi14:17:013:19:528:026:38
7:45
#12602
25.2M
25.20 mi14:20:013:22:528:033:00
8:42
#12564
Finish
26.22 mi14:27:493:30:408:027:48
7:39
#12439
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM60-64Seg. OverallSeg. MalesSeg. M60-64
5K3.11 mi3.11 mi14976103291032914847(Top 56%)10229(Top 67%)10229(Top 922%)
10K6.21 mi3.10 mi15136-16010381-5210381-5215285(Top 57%)10415(Top 69%)10415(Top 938%)
15K9.32 mi3.11 mi15028+10810327+5410327+5414847(Top 56%)10229(Top 67%)10229(Top 922%)
20K12.43 mi3.11 mi14734+29410197+13010197+13013928(Top 52%)9841(Top 65%)9841(Top 887%)
Half13.11 mi0.68 mi14717+1710191+610191+614407(Top 54%)10046(Top 66%)10046(Top 905%)
25K15.53 mi2.42 mi14400+31710034+15710034+15712804(Top 48%)9263(Top 61%)9263(Top 835%)
30K18.64 mi3.11 mi13910+4909806+2289806+22811830(Top 44%)8736(Top 58%)8736(Top 787%)
20M20.00 mi1.36 mi13595+3159659+1479659+14710154(Top 38%)7842(Top 52%)7842(Top 706%)
21M21.00 mi1.00 mi13343+2529549+1109549+1109847(Top 37%)7533(Top 50%)7533(Top 679%)
35K21.75 mi0.75 mi13170+1739461+889461+889409(Top 35%)7314(Top 48%)7314(Top 659%)
23M23.00 mi1.25 mi12976+1949341+1209341+12010512(Top 39%)7734(Top 51%)7734(Top 697%)
24M24.00 mi1.00 mi12771+2059238+1039238+1038169(Top 31%)6425(Top 42%)6425(Top 579%)
40K24.85 mi0.85 mi12602+1699156+829156+828394(Top 32%)6500(Top 43%)6500(Top 586%)
25.2M25.20 mi0.35 mi12564+389133+239133+2310724(Top 40%)7681(Top 51%)7681(Top 692%)
Finish26.22 mi1.02 mi12439+1259051+829051+829651(Top 36%)7102(Top 47%)7102(Top 640%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 56%
×21story building
+97ft-345ft

Overall

14847

Males

10229

M60-64

10229

5K→10K

3.1 - 6.2 mi

Top 57%
×5story building
+79ft-138ft

Overall

15285

Males

10415

M60-64

10415

10K→15K

6.2 - 9.3 mi

Top 56%
×3story building
+67ft-78ft

Overall

14847

Males

10229

M60-64

10229

15K→20K

9.3 - 12.4 mi

Top 52%
×5story building
+106ft-86ft

Overall

13928

Males

9841

M60-64

9841

20K→Half

12.4 - 13.1 mi

Top 54%
×2story building
+19ft-37ft

Overall

14407

Males

10046

M60-64

10046

Half→25K

13.1 - 15.5 mi

Top 48%
×4story building
+66ft-88ft

Overall

12804

Males

9263

M60-64

9263

25K→30K

15.5 - 18.6 mi

Top 44%
×9story building
+181ft-148ft

Overall

11830

Males

8736

M60-64

8736

30K→20M

18.6 - 20.0 mi

Top 38%
×5story building
+64ft-50ft

Overall

10154

Males

7842

M60-64

7842

20M→21M

20.0 - 21.0 mi

Top 37%
×8story building
+106ft-24ft

Overall

9847

Males

7533

M60-64

7533

21M→35K

21.0 - 21.8 mi

Top 35%
×7story building
+17ft-86ft

Overall

9409

Males

7314

M60-64

7314

35K→23M

21.8 - 23.0 mi

Top 39%
×5story building
+23ft-63ft

Overall

10512

Males

7734

M60-64

7734

23M→24M

23.0 - 24.0 mi

Top 31%
×6story building
+12ft-82ft

Overall

8169

Males

6425

M60-64

6425

24M→40K

24.0 - 24.9 mi

Top 32%
×1story
+6ft-20ft

Overall

8394

Males

6500

M60-64

6500

40K→25.2M

24.9 - 25.2 mi

Top 40%
×1story
+13ft-16ft

Overall

10724

Males

7681

M60-64

7681

25.2M→Finish

25.2 - 26.2 mi

Top 36%
×2story building
+22ft-21ft

Overall

9651

Males

7102

M60-64

7102

Passing Analysis

Category:
Athletes Passed
3227
Passed By
690
Net Change
+2537
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#14976
5K → 10K234394-160#14976#15136
10K → 15K232124+108#15136#15028
15K → 20K34349+294#15028#14734
20K → Half4124+17#14734#14717
Half → 25K34023+317#14717#14400
25K → 30K50616+490#14400#13910
30K → 20M3183+315#13910#13595
20M → 21M2586+252#13595#13343
21M → 35K1752+173#13343#13170
35K → 23M20511+194#13170#12976
23M → 24M2116+205#12976#12771
24M → 40K1745+169#12771#12602
40K → 25.2M4810+38#12602#12564
25.2M → Finish14217+125#12564#12439
TOTALS3227690+2537
📊

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