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BOSTON MARATHON 2023

Luis Concepcion

Bib: 3737•M

FL

0:00
0:00
/ mi
Masters
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Overall
#0 / 26622
Top 6%
Gender (Male)
#0 / 15176
Top 10%
Masters (Masters Men)
#0 / 9891
Top 3%
Division (M40-44)
#0 / 2241
Top 8%
Race Day Weather
49°/39°F
light intensity drizzle

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
20:42
Rank: #3312
Start → 5K
20:42 | 6:40/mi
10K· 6.21 mi
40:54
Rank: #3006 (+306)
5K → 10K
20:12 | 6:30/mi
15K· 9.32 mi
1:00:59
Rank: #2780 (+226)
10K → 15K
20:05 | 6:28/mi
20K· 12.43 mi
1:20:56
Rank: #2515 (+265)
15K → 20K
19:57 | 6:25/mi
Half· 13.11 mi
1:25:19
Rank: #2500 (+15)
20K → Half
4:23 | 6:25/mi
25K· 15.53 mi
1:40:50
Rank: #2368 (+132)
Half → 25K
15:31 | 6:24/mi
30K· 18.64 mi
2:00:50
Rank: #2129 (+239)
25K → 30K
20:00 | 6:26/mi
20M
2:09:26
Rank: #2001 (+128)
30K → 20M
8:36 | 6:20/mi
21M
2:15:59
Rank: #1886 (+115)
20M → 21M
6:33 | 6:33/mi
35K· 21.75 mi
2:20:33
Rank: #1830 (+56)
21M → 35K
4:34 | 6:06/mi
23M
2:28:23
Rank: #1725 (+105)
35K → 23M
7:50 | 6:15/mi
24M
2:34:37
Rank: #1678 (+47)
23M → 24M
6:14 | 6:14/mi
40K· 24.85 mi
2:40:07
Rank: #1634 (+44)
24M → 40K
5:30 | 6:26/mi
25.2M
2:42:28
Rank: #1620 (+14)
40K → 25.2M
2:21 | 6:49/mi
Finish· 26.22 mi
2:48:53
Rank: #1589 (+31)
25.2M → Finish
6:25 | 6:18/mi

The Course

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Half Splits

1st Half· via Half
Distance13.11 mi
Time1:25:19
Pace6:30 /mi
2nd Half✓ Faster
Distance13.11 mi
Time1:23:34
Pace6:22 /mi
📊Negative Split: 2.1% faster second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:22:0720:426:4020:42
6:40
-
10K
6.21 mi10:42:1940:546:3520:12
6:30
-0:10
15K
9.32 mi11:02:241:00:596:3320:05
6:28
-0:02
20K
12.43 mi11:22:211:20:566:3119:57
6:25
-0:03
Half
13.11 mi11:26:441:25:196:304:23
6:25
0:00
25K
15.53 mi11:42:151:40:506:2915:31
6:24
-0:01
30K
18.64 mi12:02:152:00:506:2920:00
6:26
+0:02
20M
20.00 mi12:10:512:09:266:288:36
6:20
-0:06
21M
21.00 mi12:17:242:15:596:296:33
6:33
+0:13
35K
21.75 mi12:21:582:20:336:284:34
6:06
-0:27
23M
23.00 mi12:29:482:28:236:277:50
6:15
+0:09
24M
24.00 mi12:36:022:34:376:276:14
6:14
-0:01
40K
24.85 mi12:41:322:40:076:275:30
6:26
+0:12
25.2M
25.20 mi12:43:532:42:286:272:21
6:49
+0:23
Finish
26.22 mi12:50:182:48:536:276:25
6:18
-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

6:06 /mi

Average Pace

6:27 /mi

Slowest Pace

6:49 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:46:32

99% of race

Time at Steady Pace

2:21

1% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 6:26 /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 mi10:22:0720:426:4020:42
6:40
#3312
10K
6.21 mi10:42:1940:546:3520:12
6:30
#3006
15K
9.32 mi11:02:241:00:596:3320:05
6:28
#2780
20K
12.43 mi11:22:211:20:566:3119:57
6:25
#2515
Half
13.11 mi11:26:441:25:196:304:23
6:25
#2500
25K
15.53 mi11:42:151:40:506:2915:31
6:24
#2368
30K
18.64 mi12:02:152:00:506:2920:00
6:26
#2129
20M
20.00 mi12:10:512:09:266:288:36
6:20
#2001
21M
21.00 mi12:17:242:15:596:296:33
6:33
#1886
35K
21.75 mi12:21:582:20:336:284:34
6:06
#1830
23M
23.00 mi12:29:482:28:236:277:50
6:15
#1725
24M
24.00 mi12:36:022:34:376:276:14
6:14
#1678
40K
24.85 mi12:41:322:40:076:275:30
6:26
#1634
25.2M
25.20 mi12:43:532:42:286:272:21
6:49
#1620
Finish
26.22 mi12:50:182:48:536:276:25
6:18
#1589
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM40-44Seg. OverallSeg. MalesSeg. M40-44
5K3.11 mi3.11 mi3312312431242418(Top 9%)2319(Top 15%)2319(Top 103%)
10K6.21 mi3.10 mi3006+3062864+2602864+2602782(Top 10%)2658(Top 18%)2658(Top 119%)
15K9.32 mi3.11 mi2780+2262655+2092655+2092418(Top 9%)2319(Top 15%)2319(Top 103%)
20K12.43 mi3.11 mi2515+2652407+2482407+2481879(Top 7%)1802(Top 12%)1802(Top 80%)
Half13.11 mi0.68 mi2500+152395+122395+122292(Top 9%)2197(Top 14%)2197(Top 98%)
25K15.53 mi2.42 mi2368+1322272+1232272+1231710(Top 6%)1636(Top 11%)1636(Top 73%)
30K18.64 mi3.11 mi2129+2392042+2302042+2301339(Top 5%)1281(Top 8%)1281(Top 57%)
20M20.00 mi1.36 mi2001+1281917+1251917+125949(Top 4%)906(Top 6%)906(Top 40%)
21M21.00 mi1.00 mi1886+1151804+1131804+113766(Top 3%)724(Top 5%)724(Top 32%)
35K21.75 mi0.75 mi1830+561750+541750+54964(Top 4%)916(Top 6%)916(Top 41%)
23M23.00 mi1.25 mi1725+1051650+1001650+100742(Top 3%)702(Top 5%)702(Top 31%)
24M24.00 mi1.00 mi1678+471605+451605+451129(Top 4%)1070(Top 7%)1070(Top 48%)
40K24.85 mi0.85 mi1634+441561+441561+441319(Top 5%)1246(Top 8%)1246(Top 56%)
25.2M25.20 mi0.35 mi1620+141548+131548+131205(Top 5%)1144(Top 8%)1144(Top 51%)
Finish26.22 mi1.02 mi1589+311519+291519+291610(Top 6%)1515(Top 10%)1515(Top 68%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 9%
×21stories
+97ft-345ft

Overall

2418

Males

2319

M40-44

2319

5K→10K

3.1 - 6.2 mi

Top 10%
×5stories
+79ft-138ft

Overall

2782

Males

2658

M40-44

2658

10K→15K

6.2 - 9.3 mi

Top 9%
×3stories
+67ft-78ft

Overall

2418

Males

2319

M40-44

2319

15K→20K

9.3 - 12.4 mi

Top 7%
×5stories
+106ft-86ft

Overall

1879

Males

1802

M40-44

1802

20K→Half

12.4 - 13.1 mi

Top 9%
×2stories
+19ft-37ft

Overall

2292

Males

2197

M40-44

2197

Half→25K

13.1 - 15.5 mi

Top 6%
×4stories
+66ft-88ft

Overall

1710

Males

1636

M40-44

1636

25K→30K

15.5 - 18.6 mi

Top 5%
×9stories
+181ft-148ft

Overall

1339

Males

1281

M40-44

1281

30K→20M

18.6 - 20.0 mi

Top 4%
×5stories
+64ft-50ft

Overall

949

Males

906

M40-44

906

20M→21M

20.0 - 21.0 mi

Top 3%
×8stories
+106ft-24ft

Overall

766

Males

724

M40-44

724

21M→35K

21.0 - 21.8 mi

Top 4%
×7stories
+17ft-86ft

Overall

964

Males

916

M40-44

916

35K→23M

21.8 - 23.0 mi

Top 3%
×5stories
+23ft-63ft

Overall

742

Males

702

M40-44

702

23M→24M

23.0 - 24.0 mi

Top 4%
×6stories
+12ft-82ft

Overall

1129

Males

1070

M40-44

1070

24M→40K

24.0 - 24.9 mi

Top 5%
×1story
+6ft-20ft

Overall

1319

Males

1246

M40-44

1246

40K→25.2M

24.9 - 25.2 mi

Top 5%
×1story
+13ft-16ft

Overall

1205

Males

1144

M40-44

1144

25.2M→Finish

25.2 - 26.2 mi

Top 6%
×2stories
+22ft-21ft

Overall

1610

Males

1515

M40-44

1515

Passing Analysis

Category:
Athletes Passed
1837
Passed By
114
Net Change
+1723
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#3312
5K → 10K35751+306#3312#3006
10K → 15K24519+226#3006#2780
15K → 20K2705+265#2780#2515
20K → Half216+15#2515#2500
Half → 25K1364+132#2500#2368
25K → 30K2445+239#2368#2129
30K → 20M1291+128#2129#2001
20M → 21M1161+115#2001#1886
21M → 35K560+56#1886#1830
35K → 23M1072+105#1830#1725
23M → 24M514+47#1725#1678
24M → 40K517+44#1678#1634
40K → 25.2M162+14#1634#1620
25.2M → Finish387+31#1620#1589
TOTALS1837114+1723
📊

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