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BOSTON MARATHON 2023

Scott Cirillo

Bib: 10357•M

NJ

0:00
0:00
/ mi
Masters
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Overall
#0 / 26622
Top 32%
Gender (Male)
#0 / 15176
Top 47%
Masters (Masters Men)
#0 / 9891
Top 35%
Division (M45-49)
#0 / 2252
Top 47%
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
7:20/mi
22:46
↑ 97↓ 3451.5%
10K· 6.21 mi
7:12/mi
45:09
↑ 79↓ 1380.4%
15K· 9.32 mi
7:16/mi
1:07:45
↑ 67↓ 78
20K· 12.43 mi
7:25/mi
1:30:46
↑ 106↓ 860.1%
Half· 13.11 mi
7:17/mi
1:35:44
↑ 19↓ 370.5%
25K· 15.53 mi
7:27/mi
1:53:48
↑ 66↓ 880.2%
30K· 18.64 mi
7:36/mi
2:17:24
↑ 181↓ 1480.2%
20M
7:59/mi
2:28:15
↑ 64↓ 500.2%
21M
8:26/mi
2:36:41
↑ 106↓ 241.6%
35K· 21.75 mi
7:26/mi
2:42:15
↑ 17↓ 861.7%
23M
8:08/mi
2:52:26
↑ 23↓ 630.6%
24M
7:49/mi
3:00:15
↓ 821.3%
40K· 24.85 mi
7:54/mi
3:07:00
↓ 200.3%
25.2M
8:51/mi
3:10:03
↑ 13↓ 160.2%
Finish· 26.22 mi
7:38/mi
3:17:50
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:35:44
Pace7:18 /mi
2nd Half
Distance13.11 mi
Time1:42:06
Pace7:47 /mi
📊Positive Split: 6.7% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:48:5922:467:2022:46
7:20
-
10K
6.21 mi11:11:2245:097:1622:23
7:12
-0:08
15K
9.32 mi11:33:581:07:457:1622:36
7:16
+0:04
20K
12.43 mi11:56:591:30:467:1823:01
7:25
+0:09
Half
13.11 mi12:01:571:35:447:184:58
7:17
-0:08
25K
15.53 mi12:20:011:53:487:2018:04
7:27
+0:10
30K
18.64 mi12:43:372:17:247:2223:36
7:36
+0:09
20M
20.00 mi12:54:282:28:157:2510:51
7:59
+0:23
21M
21.00 mi13:02:542:36:417:288:26
8:26
+0:27
35K
21.75 mi13:08:282:42:157:285:34
7:26
-1:00
23M
23.00 mi13:18:392:52:267:3010:11
8:08
+0:42
24M
24.00 mi13:26:283:00:157:317:49
7:49
-0:19
40K
24.85 mi13:33:133:07:007:316:45
7:54
+0:05
25.2M
25.20 mi13:36:163:10:037:333:03
8:51
+0:57
Finish
26.22 mi13:44:033:17:507:337:47
7:38
-1:13

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

7:33 /mi

Slowest Pace

8:51 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:12:43

37% of race

Time at Steady Pace

1:25:51

43% of race

Time at Slower Pace

39:16

20% of race

Average Pace: 7:33 /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 mi10:48:5922:467:2022:46
7:20
#8301
10K
6.21 mi11:11:2245:097:1622:23
7:12
#8211
15K
9.32 mi11:33:581:07:457:1622:36
7:16
#8219
20K
12.43 mi11:56:591:30:467:1823:01
7:25
#8273
Half
13.11 mi12:01:571:35:447:184:58
7:17
#8282
25K
15.53 mi12:20:011:53:487:2018:04
7:27
#8266
30K
18.64 mi12:43:372:17:247:2223:36
7:36
#8155
20M
20.00 mi12:54:282:28:157:2510:51
7:59
#8260
21M
21.00 mi13:02:542:36:417:288:26
8:26
#8359
35K
21.75 mi13:08:282:42:157:285:34
7:26
#8329
23M
23.00 mi13:18:392:52:267:3010:11
8:08
#8441
24M
24.00 mi13:26:283:00:157:317:49
7:49
#8475
40K
24.85 mi13:33:133:07:007:316:45
7:54
#8499
25.2M
25.20 mi13:36:163:10:037:333:03
8:51
#8543
Finish
26.22 mi13:44:033:17:507:337:47
7:38
#8567
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM45-49Seg. OverallSeg. MalesSeg. M45-49
5K3.11 mi3.11 mi8301716671668347(Top 31%)7140(Top 47%)7140(Top 317%)
10K6.21 mi3.10 mi8211+907092+747092+748123(Top 31%)7030(Top 46%)7030(Top 312%)
15K9.32 mi3.11 mi8219-8709270928347(Top 31%)7140(Top 47%)7140(Top 317%)
20K12.43 mi3.11 mi8273-547118-267118-268577(Top 32%)7242(Top 48%)7242(Top 322%)
Half13.11 mi0.68 mi8282-97121-37121-38422(Top 32%)7161(Top 47%)7161(Top 318%)
25K15.53 mi2.42 mi8266+167082+397082+398411(Top 32%)7072(Top 47%)7072(Top 314%)
30K18.64 mi3.11 mi8155+1116969+1136969+1137916(Top 30%)6638(Top 44%)6638(Top 295%)
20M20.00 mi1.36 mi8260-1057014-457014-4510121(Top 38%)7809(Top 51%)7809(Top 347%)
21M21.00 mi1.00 mi8359-997063-497063-4910041(Top 38%)7620(Top 50%)7620(Top 338%)
35K21.75 mi0.75 mi8329+307034+297034+298068(Top 30%)6539(Top 43%)6539(Top 290%)
23M23.00 mi1.25 mi8441-1127088-547088-5410672(Top 40%)7796(Top 51%)7796(Top 346%)
24M24.00 mi1.00 mi8475-347083+57083+59882(Top 37%)7328(Top 48%)7328(Top 325%)
40K24.85 mi0.85 mi8499-247080+37080+39272(Top 35%)6958(Top 46%)6958(Top 309%)
25.2M25.20 mi0.35 mi8543-447101-217101-2111494(Top 43%)8008(Top 53%)8008(Top 356%)
Finish26.22 mi1.02 mi8567-247089+127089+129520(Top 36%)7026(Top 46%)7026(Top 312%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 31%
×21story building
+97ft-345ft

Overall

8347

Males

7140

M45-49

7140

5K→10K

3.1 - 6.2 mi

Top 31%
×5story building
+79ft-138ft

Overall

8123

Males

7030

M45-49

7030

10K→15K

6.2 - 9.3 mi

Top 31%
×3story building
+67ft-78ft

Overall

8347

Males

7140

M45-49

7140

15K→20K

9.3 - 12.4 mi

Top 32%
×5story building
+106ft-86ft

Overall

8577

Males

7242

M45-49

7242

20K→Half

12.4 - 13.1 mi

Top 32%
×2story building
+19ft-37ft

Overall

8422

Males

7161

M45-49

7161

Half→25K

13.1 - 15.5 mi

Top 32%
×4story building
+66ft-88ft

Overall

8411

Males

7072

M45-49

7072

25K→30K

15.5 - 18.6 mi

Top 30%
×9story building
+181ft-148ft

Overall

7916

Males

6638

M45-49

6638

30K→20M

18.6 - 20.0 mi

Top 38%
×5story building
+64ft-50ft

Overall

10121

Males

7809

M45-49

7809

20M→21M

20.0 - 21.0 mi

Top 38%
×8story building
+106ft-24ft

Overall

10041

Males

7620

M45-49

7620

21M→35K

21.0 - 21.8 mi

Top 30%
×7story building
+17ft-86ft

Overall

8068

Males

6539

M45-49

6539

35K→23M

21.8 - 23.0 mi

Top 40%
×5story building
+23ft-63ft

Overall

10672

Males

7796

M45-49

7796

23M→24M

23.0 - 24.0 mi

Top 37%
×6story building
+12ft-82ft

Overall

9882

Males

7328

M45-49

7328

24M→40K

24.0 - 24.9 mi

Top 35%
×1story
+6ft-20ft

Overall

9272

Males

6958

M45-49

6958

40K→25.2M

24.9 - 25.2 mi

Top 43%
×1story
+13ft-16ft

Overall

11494

Males

8008

M45-49

8008

25.2M→Finish

25.2 - 26.2 mi

Top 36%
×2story building
+22ft-21ft

Overall

9520

Males

7026

M45-49

7026

Passing Analysis

Category:
Athletes Passed
1217
Passed By
1483
Net Change
-266
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#8301
5K → 10K279189+90#8301#8211
10K → 15K141149-8#8211#8219
15K → 20K97151-54#8219#8273
20K → Half1928-9#8273#8282
Half → 25K120104+16#8282#8266
25K → 30K18473+111#8266#8155
30K → 20M52157-105#8155#8260
20M → 21M42141-99#8260#8359
21M → 35K5929+30#8359#8329
35K → 23M50162-112#8329#8441
23M → 24M5690-34#8441#8475
24M → 40K5882-24#8475#8499
40K → 25.2M1458-44#8499#8543
25.2M → Finish4670-24#8543#8567
TOTALS12171483-266
📊

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