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BOSTON MARATHON 2023

Nicholas Kelly

Bib: 5341•M

PA

0:00
0:00
/ mi
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Overall
#0 / 26622
Top 5%
Gender (Male)
#0 / 15176
Top 8%
Division (M18-39)
#0 / 5285
Top 19%
Race Day Weather
49°/39°F
light intensity drizzle

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
19:57
Rank: #1894
Start → 5K
19:57 | 6:25/mi
10K· 6.21 mi
39:41
Rank: #1917 (-23)
5K → 10K
19:44 | 6:21/mi
15K· 9.32 mi
59:11
Rank: #1784 (+133)
10K → 15K
19:30 | 6:17/mi
20K· 12.43 mi
1:18:47
Rank: #1690 (+94)
15K → 20K
19:36 | 6:19/mi
Half· 13.11 mi
1:23:01
Rank: #1676 (+14)
20K → Half
4:14 | 6:12/mi
25K· 15.53 mi
1:38:14
Rank: #1581 (+95)
Half → 25K
15:13 | 6:17/mi
30K· 18.64 mi
1:58:03
Rank: #1469 (+112)
25K → 30K
19:49 | 6:23/mi
20M
2:06:44
Rank: #1426 (+43)
30K → 20M
8:41 | 6:23/mi
21M
2:13:26
Rank: #1393 (+33)
20M → 21M
6:42 | 6:42/mi
35K· 21.75 mi
2:18:08
Rank: #1390 (+3)
21M → 35K
4:42 | 6:17/mi
23M
2:26:19
Rank: #1379 (+11)
35K → 23M
8:11 | 6:32/mi
24M
2:32:36
Rank: #1347 (+32)
23M → 24M
6:17 | 6:17/mi
40K· 24.85 mi
2:38:04
Rank: #1324 (+23)
24M → 40K
5:28 | 6:24/mi
25.2M
2:40:21
Rank: #1308 (+16)
40K → 25.2M
2:17 | 6:37/mi
Finish· 26.22 mi
2:46:46
Rank: #1291 (+17)
25.2M → Finish
6:25 | 6:18/mi

The Course

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Half Splits

1st Half· via Half⚖️ Balanced
Distance13.11 mi
Time1:23:01
Pace6:20 /mi
2nd Half⚖️ Balanced
Distance13.11 mi
Time1:23:45
Pace6:23 /mi
📊Even Split: Consistent pacing between halves

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:22:5619:576:2519:57
6:25
-
10K
6.21 mi10:42:4039:416:2319:44
6:21
-0:04
15K
9.32 mi11:02:1059:116:2119:30
6:17
-0:04
20K
12.43 mi11:21:461:18:476:2019:36
6:19
+0:02
Half
13.11 mi11:26:001:23:016:204:14
6:12
-0:07
25K
15.53 mi11:41:131:38:146:1915:13
6:17
+0:05
30K
18.64 mi12:01:021:58:036:2019:49
6:23
+0:06
20M
20.00 mi12:09:432:06:446:208:41
6:23
0:00
21M
21.00 mi12:16:252:13:266:216:42
6:42
+0:19
35K
21.75 mi12:21:072:18:086:214:42
6:17
-0:25
23M
23.00 mi12:29:182:26:196:228:11
6:32
+0:15
24M
24.00 mi12:35:352:32:366:226:17
6:17
-0:15
40K
24.85 mi12:41:032:38:046:225:28
6:24
+0:07
25.2M
25.20 mi12:43:202:40:216:222:17
6:37
+0:13
Finish
26.22 mi12:49:452:46:466:226:25
6:18
-0:19

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

6:12 /mi

Average Pace

6:22 /mi

Slowest Pace

6:42 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:29:36

90% of race

Time at Steady Pace

17:10

10% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 6:22 /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 mi10:22:5619:576:2519:57
6:25
#1894
10K
6.21 mi10:42:4039:416:2319:44
6:21
#1917
15K
9.32 mi11:02:1059:116:2119:30
6:17
#1784
20K
12.43 mi11:21:461:18:476:2019:36
6:19
#1690
Half
13.11 mi11:26:001:23:016:204:14
6:12
#1676
25K
15.53 mi11:41:131:38:146:1915:13
6:17
#1581
30K
18.64 mi12:01:021:58:036:2019:49
6:23
#1469
20M
20.00 mi12:09:432:06:446:208:41
6:23
#1426
21M
21.00 mi12:16:252:13:266:216:42
6:42
#1393
35K
21.75 mi12:21:072:18:086:214:42
6:17
#1390
23M
23.00 mi12:29:182:26:196:228:11
6:32
#1379
24M
24.00 mi12:35:352:32:366:226:17
6:17
#1347
40K
24.85 mi12:41:032:38:046:225:28
6:24
#1324
25.2M
25.20 mi12:43:202:40:216:222:17
6:37
#1308
Finish
26.22 mi12:49:452:46:466:226:25
6:18
#1291
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM18-39Seg. OverallSeg. MalesSeg. M18-39
5K3.11 mi3.11 mi1894180518051548(Top 6%)1477(Top 10%)1477(Top 28%)
10K6.21 mi3.10 mi1917-231834-291834-291979(Top 7%)1896(Top 12%)1896(Top 36%)
15K9.32 mi3.11 mi1784+1331706+1281706+1281548(Top 6%)1477(Top 10%)1477(Top 28%)
20K12.43 mi3.11 mi1690+941618+881618+881414(Top 5%)1351(Top 9%)1351(Top 26%)
Half13.11 mi0.68 mi1676+141604+141604+141375(Top 5%)1315(Top 9%)1315(Top 25%)
25K15.53 mi2.42 mi1581+951513+911513+911248(Top 5%)1192(Top 8%)1192(Top 23%)
30K18.64 mi3.11 mi1469+1121404+1091404+1091152(Top 4%)1097(Top 7%)1097(Top 21%)
20M20.00 mi1.36 mi1426+431363+411363+411112(Top 4%)1066(Top 7%)1066(Top 20%)
21M21.00 mi1.00 mi1393+331330+331330+331097(Top 4%)1043(Top 7%)1043(Top 20%)
35K21.75 mi0.75 mi1390+31326+41326+41498(Top 6%)1422(Top 9%)1422(Top 27%)
23M23.00 mi1.25 mi1379+111315+111315+111542(Top 6%)1464(Top 10%)1464(Top 28%)
24M24.00 mi1.00 mi1347+321284+311284+311297(Top 5%)1227(Top 8%)1227(Top 23%)
40K24.85 mi0.85 mi1324+231262+221262+221182(Top 4%)1117(Top 7%)1117(Top 21%)
25.2M25.20 mi0.35 mi1308+161246+161246+16721(Top 3%)686(Top 5%)686(Top 13%)
Finish26.22 mi1.02 mi1291+171230+161230+161601(Top 6%)1506(Top 10%)1506(Top 28%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 6%
×21stories
+97ft-345ft

Overall

1548

Males

1477

M18-39

1477

5K→10K

3.1 - 6.2 mi

Top 7%
×5stories
+79ft-138ft

Overall

1979

Males

1896

M18-39

1896

10K→15K

6.2 - 9.3 mi

Top 6%
×3stories
+67ft-78ft

Overall

1548

Males

1477

M18-39

1477

15K→20K

9.3 - 12.4 mi

Top 5%
×5stories
+106ft-86ft

Overall

1414

Males

1351

M18-39

1351

20K→Half

12.4 - 13.1 mi

Top 5%
×2stories
+19ft-37ft

Overall

1375

Males

1315

M18-39

1315

Half→25K

13.1 - 15.5 mi

Top 5%
×4stories
+66ft-88ft

Overall

1248

Males

1192

M18-39

1192

25K→30K

15.5 - 18.6 mi

Top 4%
×9stories
+181ft-148ft

Overall

1152

Males

1097

M18-39

1097

30K→20M

18.6 - 20.0 mi

Top 4%
×5stories
+64ft-50ft

Overall

1112

Males

1066

M18-39

1066

20M→21M

20.0 - 21.0 mi

Top 4%
×8stories
+106ft-24ft

Overall

1097

Males

1043

M18-39

1043

21M→35K

21.0 - 21.8 mi

Top 6%
×7stories
+17ft-86ft

Overall

1498

Males

1422

M18-39

1422

35K→23M

21.8 - 23.0 mi

Top 6%
×5stories
+23ft-63ft

Overall

1542

Males

1464

M18-39

1464

23M→24M

23.0 - 24.0 mi

Top 5%
×6stories
+12ft-82ft

Overall

1297

Males

1227

M18-39

1227

24M→40K

24.0 - 24.9 mi

Top 4%
×1story
+6ft-20ft

Overall

1182

Males

1117

M18-39

1117

40K→25.2M

24.9 - 25.2 mi

Top 3%
×1story
+13ft-16ft

Overall

721

Males

686

M18-39

686

25.2M→Finish

25.2 - 26.2 mi

Top 6%
×2stories
+22ft-21ft

Overall

1601

Males

1506

M18-39

1506

Passing Analysis

Category:
Athletes Passed
840
Passed By
237
Net Change
+603
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#1894
5K → 10K90113-23#1894#1917
10K → 15K15421+133#1917#1784
15K → 20K10410+94#1784#1690
20K → Half140+14#1690#1676
Half → 25K1027+95#1676#1581
25K → 30K1219+112#1581#1469
30K → 20M485+43#1469#1426
20M → 21M429+33#1426#1393
21M → 35K1411+3#1393#1390
35K → 23M3221+11#1390#1379
23M → 24M419+32#1379#1347
24M → 40K285+23#1347#1324
40K → 25.2M182+16#1324#1308
25.2M → Finish3215+17#1308#1291
TOTALS840237+603
📊

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