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BOSTON MARATHON 2023

Nicholas Sparacio

Bib: 4568•M

GA

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

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
22:27
Rank: #7662
Start → 5K
22:27 | 7:14/mi
10K· 6.21 mi
44:48
Rank: #7833 (-171)
5K → 10K
22:21 | 7:12/mi
15K· 9.32 mi
1:08:16
Rank: #8648 (-815)
10K → 15K
23:28 | 7:33/mi
20K· 12.43 mi
1:32:02
Rank: #9045 (-397)
15K → 20K
23:46 | 7:39/mi
Half· 13.11 mi
1:37:01
Rank: #9022 (+23)
20K → Half
4:59 | 7:18/mi
25K· 15.53 mi
1:57:53
Rank: #10382 (-1360)
Half → 25K
20:52 | 8:36/mi
30K· 18.64 mi
2:26:54
Rank: #12312 (-1930)
25K → 30K
29:01 | 9:20/mi
20M
2:40:38
Rank: #13288 (-976)
30K → 20M
13:44 | 10:06/mi
21M
2:50:58
Rank: #13765 (-477)
20M → 21M
10:20 | 10:20/mi
35K· 21.75 mi
2:59:07
Rank: #14423 (-658)
21M → 35K
8:09 | 10:54/mi
23M
3:10:50
Rank: #14644 (-221)
35K → 23M
11:43 | 9:21/mi
24M
3:19:16
Rank: #14592 (+52)
23M → 24M
8:26 | 8:26/mi
40K· 24.85 mi
3:27:24
Rank: #14739 (-147)
24M → 40K
8:08 | 9:31/mi
25.2M
3:30:47
Rank: #14773 (-34)
40K → 25.2M
3:23 | 9:49/mi
Finish· 26.22 mi
3:39:46
Rank: #14876 (-103)
25.2M → Finish
8:59 | 8:49/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:37:01
Pace7:24 /mi
2nd Half
Distance13.11 mi
Time2:02:45
Pace9:22 /mi
📊Positive Split: 26.5% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:24:1722:277:1422:27
7:14
-
10K
6.21 mi10:46:3844:487:1322:21
7:12
-0:02
15K
9.32 mi11:10:061:08:167:1923:28
7:33
+0:21
20K
12.43 mi11:33:521:32:027:2423:46
7:39
+0:06
Half
13.11 mi11:38:511:37:017:244:59
7:18
-0:21
25K
15.53 mi11:59:431:57:537:3520:52
8:36
+1:18
30K
18.64 mi12:28:442:26:547:5329:01
9:20
+0:44
20M
20.00 mi12:42:282:40:388:0213:44
10:06
+0:46
21M
21.00 mi12:52:482:50:588:0810:20
10:20
+0:14
35K
21.75 mi13:00:572:59:078:148:09
10:54
+0:34
23M
23.00 mi13:12:403:10:508:1811:43
9:21
-1:33
24M
24.00 mi13:21:063:19:168:188:26
8:26
-0:55
40K
24.85 mi13:29:143:27:248:218:08
9:31
+1:05
25.2M
25.20 mi13:32:373:30:478:223:23
9:49
+0:18
Finish
26.22 mi13:41:363:39:468:238:59
8:49
-1:00

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

7:12 /mi

Average Pace

8:23 /mi

Slowest Pace

10:54 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:37:01

44% of race

Time at Steady Pace

1:19:01

36% of race

Time at Slower Pace

43:44

20% of race

Average Pace: 8:23 /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 mi10:24:1722:277:1422:27
7:14
#7662
10K
6.21 mi10:46:3844:487:1322:21
7:12
#7833
15K
9.32 mi11:10:061:08:167:1923:28
7:33
#8648
20K
12.43 mi11:33:521:32:027:2423:46
7:39
#9045
Half
13.11 mi11:38:511:37:017:244:59
7:18
#9022
25K
15.53 mi11:59:431:57:537:3520:52
8:36
#10382
30K
18.64 mi12:28:442:26:547:5329:01
9:20
#12312
20M
20.00 mi12:42:282:40:388:0213:44
10:06
#13288
21M
21.00 mi12:52:482:50:588:0810:20
10:20
#13765
35K
21.75 mi13:00:572:59:078:148:09
10:54
#14423
23M
23.00 mi13:12:403:10:508:1811:43
9:21
#14644
24M
24.00 mi13:21:063:19:168:188:26
8:26
#14592
40K
24.85 mi13:29:143:27:248:218:08
9:31
#14739
25.2M
25.20 mi13:32:373:30:478:223:23
9:49
#14773
Finish
26.22 mi13:41:363:39:468:238:59
8:49
#14876
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM18-39Seg. OverallSeg. MalesSeg. M18-39
5K3.11 mi3.11 mi76626758675810598(Top 40%)8455(Top 56%)8455(Top 160%)
10K6.21 mi3.10 mi7833-1716865-1076865-1078054(Top 30%)6984(Top 46%)6984(Top 132%)
15K9.32 mi3.11 mi8648-8157362-4977362-49710598(Top 40%)8455(Top 56%)8455(Top 160%)
20K12.43 mi3.11 mi9045-3977577-2157577-21510509(Top 39%)8351(Top 55%)8351(Top 158%)
Half13.11 mi0.68 mi9022+237558+197558+198663(Top 33%)7327(Top 48%)7327(Top 139%)
25K15.53 mi2.42 mi10382-13608334-7768334-77616818(Top 63%)10892(Top 72%)10892(Top 206%)
30K18.64 mi3.11 mi12312-19309138-8049138-80418773(Top 71%)11682(Top 77%)11682(Top 221%)
20M20.00 mi1.36 mi13288-9769543-4059543-40520746(Top 78%)12446(Top 82%)12446(Top 235%)
21M21.00 mi1.00 mi13765-4779713-1709713-17019095(Top 72%)11678(Top 77%)11678(Top 221%)
35K21.75 mi0.75 mi14423-6589947-2349947-23423102(Top 87%)13428(Top 88%)13428(Top 254%)
23M23.00 mi1.25 mi14644-22110010-6310010-6317739(Top 67%)11003(Top 73%)11003(Top 208%)
24M24.00 mi1.00 mi14592+529965+459965+4514059(Top 53%)9340(Top 62%)9340(Top 177%)
40K24.85 mi0.85 mi14739-1479996-319996-3118359(Top 69%)11196(Top 74%)11196(Top 212%)
25.2M25.20 mi0.35 mi14773-3410000-410000-416520(Top 62%)10332(Top 68%)10332(Top 195%)
Finish26.22 mi1.02 mi14876-10310023-2310023-2317087(Top 64%)10644(Top 70%)10644(Top 201%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 40%
×21stories
+97ft-345ft

Overall

10598

Males

8455

M18-39

8455

5K→10K

3.1 - 6.2 mi

Top 30%
×5stories
+79ft-138ft

Overall

8054

Males

6984

M18-39

6984

10K→15K

6.2 - 9.3 mi

Top 40%
×3stories
+67ft-78ft

Overall

10598

Males

8455

M18-39

8455

15K→20K

9.3 - 12.4 mi

Top 39%
×5stories
+106ft-86ft

Overall

10509

Males

8351

M18-39

8351

20K→Half

12.4 - 13.1 mi

Top 33%
×2stories
+19ft-37ft

Overall

8663

Males

7327

M18-39

7327

Half→25K

13.1 - 15.5 mi

Top 63%
×4stories
+66ft-88ft

Overall

16818

Males

10892

M18-39

10892

25K→30K

15.5 - 18.6 mi

Top 71%
×9stories
+181ft-148ft

Overall

18773

Males

11682

M18-39

11682

30K→20M

18.6 - 20.0 mi

Top 78%
×5stories
+64ft-50ft

Overall

20746

Males

12446

M18-39

12446

20M→21M

20.0 - 21.0 mi

Top 72%
×8stories
+106ft-24ft

Overall

19095

Males

11678

M18-39

11678

21M→35K

21.0 - 21.8 mi

Top 87%
×7stories
+17ft-86ft

Overall

23102

Males

13428

M18-39

13428

35K→23M

21.8 - 23.0 mi

Top 67%
×5stories
+23ft-63ft

Overall

17739

Males

11003

M18-39

11003

23M→24M

23.0 - 24.0 mi

Top 53%
×6stories
+12ft-82ft

Overall

14059

Males

9340

M18-39

9340

24M→40K

24.0 - 24.9 mi

Top 69%
×1story
+6ft-20ft

Overall

18359

Males

11196

M18-39

11196

40K→25.2M

24.9 - 25.2 mi

Top 62%
×1story
+13ft-16ft

Overall

16520

Males

10332

M18-39

10332

25.2M→Finish

25.2 - 26.2 mi

Top 64%
×2stories
+22ft-21ft

Overall

17087

Males

10644

M18-39

10644

Passing Analysis

Category:
Athletes Passed
490
Passed By
7702
Net Change
-7214
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#7662
5K → 10K152323-171#7662#7833
10K → 15K12827-815#7833#8648
15K → 20K41438-397#8648#9045
20K → Half3613+23#9045#9022
Half → 25K91367-1360#9022#10382
25K → 30K91939-1930#10382#12312
30K → 20M10986-976#12312#13288
20M → 21M15492-477#13288#13765
21M → 35K1659-658#13765#14423
35K → 23M32253-221#14423#14644
23M → 24M9745+52#14644#14592
24M → 40K29176-147#14592#14739
40K → 25.2M1852-34#14739#14773
25.2M → Finish29132-103#14773#14876
TOTALS4907702-7214
📊

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