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BOSTON MARATHON 2023

Mark Lavoie

Bib: 14254•M

CT

0:00
0:00
/ mi
Masters
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Overall
#0 / 26622
Gender (Male)
#0 / 15176
Masters (Masters Men)
#0 / 9891
Division (M55-59)
#0 / 1422
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
7:30/mi
23:18
↑ 97↓ 3451.5%
10K· 6.21 mi
7:49/mi
47:35
↑ 79↓ 1380.4%
15K· 9.32 mi
8:07/mi
1:12:49
↑ 67↓ 78
20K· 12.43 mi
8:21/mi
1:38:47
↑ 106↓ 860.1%
Half· 13.11 mi
8:01/mi
1:44:15
↑ 19↓ 370.5%
25K· 15.53 mi
8:42/mi
2:05:20
↑ 66↓ 880.2%
30K· 18.64 mi
8:36/mi
2:32:03
↑ 181↓ 1480.2%
20M
8:43/mi
2:43:54
↑ 64↓ 500.2%
21M
9:39/mi
2:53:33
↑ 106↓ 241.6%
35K· 21.75 mi
8:21/mi
2:59:48
↑ 17↓ 861.7%
23M
8:43/mi
3:10:43
↑ 23↓ 630.6%
24M
8:43/mi
3:19:26
↓ 821.3%
40K· 24.85 mi
8:37/mi
3:26:48
↓ 200.3%
25.2M
10:03/mi
3:30:16
↑ 13↓ 160.2%
Finish· 26.22 mi
7:58/mi
3:38:23
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:44:15
Pace7:57 /mi
2nd Half
Distance13.11 mi
Time1:54:08
Pace8:42 /mi
📊Positive Split: 9.5% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:56:2023:187:3023:18
7:30
-
10K
6.21 mi11:20:3747:357:3924:17
7:49
+0:19
15K
9.32 mi11:45:511:12:497:4925:14
8:07
+0:18
20K
12.43 mi12:11:491:38:477:5725:58
8:21
+0:14
Half
13.11 mi12:17:171:44:157:575:28
8:01
-0:20
25K
15.53 mi12:38:222:05:208:0421:05
8:42
+0:41
30K
18.64 mi13:05:052:32:038:0926:43
8:36
-0:06
20M
20.00 mi13:16:562:43:548:1211:51
8:43
+0:07
21M
21.00 mi13:26:352:53:338:169:39
9:39
+0:56
35K
21.75 mi13:32:502:59:488:166:15
8:21
-1:18
23M
23.00 mi13:43:453:10:438:1810:55
8:43
+0:22
24M
24.00 mi13:52:283:19:268:198:43
8:43
0:00
40K
24.85 mi13:59:503:26:488:197:22
8:37
-0:06
25.2M
25.20 mi14:03:183:30:168:213:28
10:03
+1:26
Finish
26.22 mi14:11:253:38:238:208:07
7:58
-2:05

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

7:30 /mi

Average Pace

8:20 /mi

Slowest Pace

10:03 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:26:24

40% of race

Time at Steady Pace

1:58:52

54% of race

Time at Slower Pace

13:07

6% of race

Average Pace: 8:20 /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 mi10:56:2023:187:3023:18
7:30
#9635
10K
6.21 mi11:20:3747:357:3924:17
7:49
#11412
15K
9.32 mi11:45:511:12:497:4925:14
8:07
#12795
20K
12.43 mi12:11:491:38:477:5725:58
8:21
#13689
Half
13.11 mi12:17:171:44:157:575:28
8:01
#13720
25K
15.53 mi12:38:222:05:208:0421:05
8:42
#14410
30K
18.64 mi13:05:052:32:038:0926:43
8:36
#14501
20M
20.00 mi13:16:562:43:548:1211:51
8:43
#14513
21M
21.00 mi13:26:352:53:338:169:39
9:39
#14655
35K
21.75 mi13:32:502:59:488:166:15
8:21
#14622
23M
23.00 mi13:43:453:10:438:1810:55
8:43
#14607
24M
24.00 mi13:52:283:19:268:198:43
8:43
#14646
40K
24.85 mi13:59:503:26:488:197:22
8:37
#14598
25.2M
25.20 mi14:03:183:30:168:213:28
10:03
#14647
Finish
26.22 mi14:11:253:38:238:208:07
7:58
#14527
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM55-59Seg. OverallSeg. MalesSeg. M55-59
5K3.11 mi3.11 mi96357954795415296(Top 57%)10428(Top 69%)10428(Top 733%)
10K6.21 mi3.10 mi11412-17778843-8898843-88913258(Top 50%)9656(Top 64%)9656(Top 679%)
15K9.32 mi3.11 mi12795-13839444-6019444-60115296(Top 57%)10428(Top 69%)10428(Top 733%)
20K12.43 mi3.11 mi13689-8949772-3289772-32815972(Top 60%)10620(Top 70%)10620(Top 747%)
Half13.11 mi0.68 mi13720-319787-159787-1514434(Top 54%)10073(Top 66%)10073(Top 708%)
25K15.53 mi2.42 mi14410-69010040-25310040-25317340(Top 65%)11119(Top 73%)11119(Top 782%)
30K18.64 mi3.11 mi14501-9110033+710033+714904(Top 56%)10012(Top 66%)10012(Top 704%)
20M20.00 mi1.36 mi14513-1210017+1610017+1614962(Top 56%)9972(Top 66%)9972(Top 701%)
21M21.00 mi1.00 mi14655-14210054-3710054-3716617(Top 62%)10617(Top 70%)10617(Top 747%)
35K21.75 mi0.75 mi14622+3310026+2810026+2814405(Top 54%)9600(Top 63%)9600(Top 675%)
23M23.00 mi1.25 mi14607+1510001+2510001+2514478(Top 54%)9566(Top 63%)9566(Top 673%)
24M24.00 mi1.00 mi14646-399979+229979+2215728(Top 59%)10051(Top 66%)10051(Top 707%)
40K24.85 mi0.85 mi14598+489939+409939+4014035(Top 53%)9257(Top 61%)9257(Top 651%)
25.2M25.20 mi0.35 mi14647-499948-99948-917529(Top 66%)10786(Top 71%)10786(Top 759%)
Finish26.22 mi1.02 mi14527+1209893+559893+5511853(Top 45%)8215(Top 54%)8215(Top 578%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 57%
×21story building
+97ft-345ft

Overall

15296

Males

10428

M55-59

10428

5K→10K

3.1 - 6.2 mi

Top 50%
×5story building
+79ft-138ft

Overall

13258

Males

9656

M55-59

9656

10K→15K

6.2 - 9.3 mi

Top 57%
×3story building
+67ft-78ft

Overall

15296

Males

10428

M55-59

10428

15K→20K

9.3 - 12.4 mi

Top 60%
×5story building
+106ft-86ft

Overall

15972

Males

10620

M55-59

10620

20K→Half

12.4 - 13.1 mi

Top 54%
×2story building
+19ft-37ft

Overall

14434

Males

10073

M55-59

10073

Half→25K

13.1 - 15.5 mi

Top 65%
×4story building
+66ft-88ft

Overall

17340

Males

11119

M55-59

11119

25K→30K

15.5 - 18.6 mi

Top 56%
×9story building
+181ft-148ft

Overall

14904

Males

10012

M55-59

10012

30K→20M

18.6 - 20.0 mi

Top 56%
×5story building
+64ft-50ft

Overall

14962

Males

9972

M55-59

9972

20M→21M

20.0 - 21.0 mi

Top 62%
×8story building
+106ft-24ft

Overall

16617

Males

10617

M55-59

10617

21M→35K

21.0 - 21.8 mi

Top 54%
×7story building
+17ft-86ft

Overall

14405

Males

9600

M55-59

9600

35K→23M

21.8 - 23.0 mi

Top 54%
×5story building
+23ft-63ft

Overall

14478

Males

9566

M55-59

9566

23M→24M

23.0 - 24.0 mi

Top 59%
×6story building
+12ft-82ft

Overall

15728

Males

10051

M55-59

10051

24M→40K

24.0 - 24.9 mi

Top 53%
×1story
+6ft-20ft

Overall

14035

Males

9257

M55-59

9257

40K→25.2M

24.9 - 25.2 mi

Top 66%
×1story
+13ft-16ft

Overall

17529

Males

10786

M55-59

10786

25.2M→Finish

25.2 - 26.2 mi

Top 45%
×2story building
+22ft-21ft

Overall

11853

Males

8215

M55-59

8215

Passing Analysis

Category:
Athletes Passed
833
Passed By
5723
Net Change
-4892
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#9635
5K → 10K211796-1777#9635#11412
10K → 15K111394-1383#11412#12795
15K → 20K41935-894#12795#13689
20K → Half1950-31#13689#13720
Half → 25K32722-690#13720#14410
25K → 30K139230-91#14410#14501
30K → 20M89101-12#14501#14513
20M → 21M43185-142#14513#14655
21M → 35K6330+33#14655#14622
35K → 23M8166+15#14622#14607
23M → 24M68107-39#14607#14646
24M → 40K7830+48#14646#14598
40K → 25.2M1261-49#14598#14647
25.2M → Finish13616+120#14647#14527
TOTALS8335723-4892
📊

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