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BOSTON MARATHON 2023

Michael Narcisi

Bib: 2682•M

MA

0:00
0:00
/ mi
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Overall
#0 / 26622
Top 9%
Gender (Male)
#0 / 15176
Top 15%
Division (M18-39)
#0 / 5285
Top 34%
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
6:34/mi
20:25
↑ 97↓ 3451.5%
10K· 6.21 mi
6:33/mi
40:46
↑ 79↓ 1380.4%
15K· 9.32 mi
6:32/mi
1:01:03
↑ 67↓ 78
20K· 12.43 mi
6:37/mi
1:21:35
↑ 106↓ 860.1%
Half· 13.11 mi
6:27/mi
1:25:59
↑ 19↓ 370.5%
25K· 15.53 mi
6:36/mi
1:41:58
↑ 66↓ 880.2%
30K· 18.64 mi
6:49/mi
2:03:09
↑ 181↓ 1480.2%
20M
6:43/mi
2:12:16
↑ 64↓ 500.2%
21M
6:52/mi
2:19:08
↑ 106↓ 241.6%
35K· 21.75 mi
6:26/mi
2:23:57
↑ 17↓ 861.7%
23M
6:38/mi
2:32:15
↑ 23↓ 630.6%
24M
6:33/mi
2:38:48
↓ 821.3%
40K· 24.85 mi
6:35/mi
2:44:26
↓ 200.3%
25.2M
7:15/mi
2:46:56
↑ 13↓ 160.2%
Finish· 26.22 mi
6:34/mi
2:53:38
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:25:59
Pace6:34 /mi
2nd Half
Distance13.11 mi
Time1:27:39
Pace6:41 /mi
📊Positive Split: 1.9% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:21:2620:256:3420:25
6:34
-
10K
6.21 mi10:41:4740:466:3420:21
6:33
-0:01
15K
9.32 mi11:02:041:01:036:3320:17
6:32
-0:01
20K
12.43 mi11:22:361:21:356:3420:32
6:37
+0:05
Half
13.11 mi11:27:001:25:596:344:24
6:27
-0:10
25K
15.53 mi11:42:591:41:586:3415:59
6:36
+0:09
30K
18.64 mi12:04:102:03:096:3621:11
6:49
+0:13
20M
20.00 mi12:13:172:12:166:379:07
6:43
-0:06
21M
21.00 mi12:20:092:19:086:386:52
6:52
+0:09
35K
21.75 mi12:24:582:23:576:374:49
6:26
-0:26
23M
23.00 mi12:33:162:32:156:378:18
6:38
+0:12
24M
24.00 mi12:39:492:38:486:376:33
6:33
-0:05
40K
24.85 mi12:45:272:44:266:375:38
6:35
+0:02
25.2M
25.20 mi12:47:572:46:566:372:30
7:15
+0:40
Finish
26.22 mi12:54:392:53:386:386:42
6:34
-0:41

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

6:26 /mi

Average Pace

6:38 /mi

Slowest Pace

7:15 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:51:08

99% of race

Time at Steady Pace

2:30

1% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 6:37 /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 mi10:21:2620:256:3420:25
6:34
#2673
10K
6.21 mi10:41:4740:466:3420:21
6:33
#2863
15K
9.32 mi11:02:041:01:036:3320:17
6:32
#2818
20K
12.43 mi11:22:361:21:356:3420:32
6:37
#2832
Half
13.11 mi11:27:001:25:596:344:24
6:27
#2800
25K
15.53 mi11:42:591:41:586:3415:59
6:36
#2767
30K
18.64 mi12:04:102:03:096:3621:11
6:49
#2780
20M
20.00 mi12:13:172:12:166:379:07
6:43
#2712
21M
21.00 mi12:20:092:19:086:386:52
6:52
#2600
35K
21.75 mi12:24:582:23:576:374:49
6:26
#2566
23M
23.00 mi12:33:162:32:156:378:18
6:38
#2471
24M
24.00 mi12:39:492:38:486:376:33
6:33
#2448
40K
24.85 mi12:45:272:44:266:375:38
6:35
#2408
25.2M
25.20 mi12:47:572:46:566:372:30
7:15
#2389
Finish
26.22 mi12:54:392:53:386:386:42
6:34
#2398
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM18-39Seg. OverallSeg. MalesSeg. M18-39
5K3.11 mi3.11 mi2673254525452806(Top 11%)2682(Top 18%)2682(Top 51%)
10K6.21 mi3.10 mi2863-1902729-1842729-1843112(Top 12%)2968(Top 20%)2968(Top 56%)
15K9.32 mi3.11 mi2818+452690+392690+392806(Top 11%)2682(Top 18%)2682(Top 51%)
20K12.43 mi3.11 mi2832-142705-152705-152903(Top 11%)2769(Top 18%)2769(Top 52%)
Half13.11 mi0.68 mi2800+322679+262679+262482(Top 9%)2381(Top 16%)2381(Top 45%)
25K15.53 mi2.42 mi2767+332644+352644+352656(Top 10%)2542(Top 17%)2542(Top 48%)
30K18.64 mi3.11 mi2780-132658-142658-143093(Top 12%)2918(Top 19%)2918(Top 55%)
20M20.00 mi1.36 mi2712+682592+662592+662310(Top 9%)2193(Top 14%)2193(Top 41%)
21M21.00 mi1.00 mi2600+1122488+1042488+1041653(Top 6%)1574(Top 10%)1574(Top 30%)
35K21.75 mi0.75 mi2566+342453+352453+352134(Top 8%)2027(Top 13%)2027(Top 38%)
23M23.00 mi1.25 mi2471+952364+892364+891897(Top 7%)1799(Top 12%)1799(Top 34%)
24M24.00 mi1.00 mi2448+232341+232341+232298(Top 9%)2149(Top 14%)2149(Top 41%)
40K24.85 mi0.85 mi2408+402303+382303+381878(Top 7%)1769(Top 12%)1769(Top 33%)
25.2M25.20 mi0.35 mi2389+192285+182285+182677(Top 10%)2463(Top 16%)2463(Top 47%)
Finish26.22 mi1.02 mi2398-92289-42289-42839(Top 11%)2576(Top 17%)2576(Top 49%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 11%
×21story building
+97ft-345ft

Overall

2806

Males

2682

M18-39

2682

5K→10K

3.1 - 6.2 mi

Top 12%
×5story building
+79ft-138ft

Overall

3112

Males

2968

M18-39

2968

10K→15K

6.2 - 9.3 mi

Top 11%
×3story building
+67ft-78ft

Overall

2806

Males

2682

M18-39

2682

15K→20K

9.3 - 12.4 mi

Top 11%
×5story building
+106ft-86ft

Overall

2903

Males

2769

M18-39

2769

20K→Half

12.4 - 13.1 mi

Top 9%
×2story building
+19ft-37ft

Overall

2482

Males

2381

M18-39

2381

Half→25K

13.1 - 15.5 mi

Top 10%
×4story building
+66ft-88ft

Overall

2656

Males

2542

M18-39

2542

25K→30K

15.5 - 18.6 mi

Top 12%
×9story building
+181ft-148ft

Overall

3093

Males

2918

M18-39

2918

30K→20M

18.6 - 20.0 mi

Top 9%
×5story building
+64ft-50ft

Overall

2310

Males

2193

M18-39

2193

20M→21M

20.0 - 21.0 mi

Top 6%
×8story building
+106ft-24ft

Overall

1653

Males

1574

M18-39

1574

21M→35K

21.0 - 21.8 mi

Top 8%
×7story building
+17ft-86ft

Overall

2134

Males

2027

M18-39

2027

35K→23M

21.8 - 23.0 mi

Top 7%
×5story building
+23ft-63ft

Overall

1897

Males

1799

M18-39

1799

23M→24M

23.0 - 24.0 mi

Top 9%
×6story building
+12ft-82ft

Overall

2298

Males

2149

M18-39

2149

24M→40K

24.0 - 24.9 mi

Top 7%
×1story
+6ft-20ft

Overall

1878

Males

1769

M18-39

1769

40K→25.2M

24.9 - 25.2 mi

Top 10%
×1story
+13ft-16ft

Overall

2677

Males

2463

M18-39

2463

25.2M→Finish

25.2 - 26.2 mi

Top 11%
×2story building
+22ft-21ft

Overall

2839

Males

2576

M18-39

2576

Passing Analysis

Category:
Athletes Passed
889
Passed By
614
Net Change
+275
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#2673
5K → 10K79269-190#2673#2863
10K → 15K11166+45#2863#2818
15K → 20K6276-14#2818#2832
20K → Half353+32#2832#2800
Half → 25K7542+33#2800#2767
25K → 30K6881-13#2767#2780
30K → 20M713+68#2780#2712
20M → 21M1120+112#2712#2600
21M → 35K384+34#2600#2566
35K → 23M1005+95#2566#2471
23M → 24M3613+23#2471#2448
24M → 40K477+40#2448#2408
40K → 25.2M234+19#2408#2389
25.2M → Finish3241-9#2389#2398
TOTALS889614+275
📊

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