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BOSTON MARATHON 2023

Alex Guarnotta

Bib: 26523•M

MA

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
30:28
Rank: #22937
Start → 5K
30:28 | 9:48/mi
10K· 6.21 mi
58:36
Rank: #22146 (+791)
5K → 10K
28:08 | 9:03/mi
15K· 9.32 mi
1:26:16
Rank: #21551 (+595)
10K → 15K
27:40 | 8:54/mi
20K· 12.43 mi
1:53:39
Rank: #20970 (+581)
15K → 20K
27:23 | 8:49/mi
Half· 13.11 mi
1:59:46
Rank: #20929 (+41)
20K → Half
6:07 | 8:58/mi
25K· 15.53 mi
2:22:11
Rank: #20774 (+155)
Half → 25K
22:25 | 9:15/mi
30K· 18.64 mi
2:53:40
Rank: #20888 (-114)
25K → 30K
31:29 | 10:08/mi
20M
3:12:46
Rank: #21703 (-815)
30K → 20M
19:06 | 14:03/mi
21M
3:26:58
Rank: #22083 (-380)
20M → 21M
14:12 | 14:12/mi
35K· 21.75 mi
3:36:04
Rank: #22208 (-125)
21M → 35K
9:06 | 12:10/mi
23M
3:51:39
Rank: #22421 (-213)
35K → 23M
15:35 | 12:27/mi
24M
4:05:16
Rank: #22676 (-255)
23M → 24M
13:37 | 13:37/mi
40K· 24.85 mi
4:15:33
Rank: #22751 (-75)
24M → 40K
10:17 | 12:02/mi
25.2M
4:20:24
Rank: #22806 (-55)
40K → 25.2M
4:51 | 14:04/mi
Finish· 26.22 mi
4:30:40
Rank: #22783 (+23)
25.2M → Finish
10:16 | 10:04/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:59:46
Pace9:08 /mi
2nd Half
Distance13.11 mi
Time2:30:54
Pace11:31 /mi
📊Positive Split: 26.0% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:47:3030:289:4830:28
9:48
-
10K
6.21 mi12:15:3858:369:2628:08
9:03
-0:45
15K
9.32 mi12:43:181:26:169:1527:40
8:54
-0:09
20K
12.43 mi13:10:411:53:399:0927:23
8:49
-0:05
Half
13.11 mi13:16:481:59:469:086:07
8:58
+0:09
25K
15.53 mi13:39:132:22:119:0922:25
9:15
+0:17
30K
18.64 mi14:10:422:53:409:1931:29
10:08
+0:53
20M
20.00 mi14:29:483:12:469:3819:06
14:03
+3:55
21M
21.00 mi14:44:003:26:589:5114:12
14:12
+0:09
35K
21.75 mi14:53:063:36:049:569:06
12:10
-2:02
23M
23.00 mi15:08:413:51:3910:0415:35
12:27
+0:17
24M
24.00 mi15:22:184:05:1610:1313:37
13:37
+1:10
40K
24.85 mi15:32:354:15:3310:1710:17
12:02
-1:35
25.2M
25.20 mi15:37:264:20:2410:204:51
14:04
+2:02
Finish
26.22 mi15:47:424:30:4010:2010:16
10:04
-4:00

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

8:49 /mi

Average Pace

10:20 /mi

Slowest Pace

14:12 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:29:18

33% of race

Time at Steady Pace

1:34:38

35% of race

Time at Slower Pace

1:26:44

32% of race

Average Pace: 10:19 /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 mi11:47:3030:289:4830:28
9:48
#22937
10K
6.21 mi12:15:3858:369:2628:08
9:03
#22146
15K
9.32 mi12:43:181:26:169:1527:40
8:54
#21551
20K
12.43 mi13:10:411:53:399:0927:23
8:49
#20970
Half
13.11 mi13:16:481:59:469:086:07
8:58
#20929
25K
15.53 mi13:39:132:22:119:0922:25
9:15
#20774
30K
18.64 mi14:10:422:53:409:1931:29
10:08
#20888
20M
20.00 mi14:29:483:12:469:3819:06
14:03
#21703
21M
21.00 mi14:44:003:26:589:5114:12
14:12
#22083
35K
21.75 mi14:53:063:36:049:569:06
12:10
#22208
23M
23.00 mi15:08:413:51:3910:0415:35
12:27
#22421
24M
24.00 mi15:22:184:05:1610:1313:37
13:37
#22676
40K
24.85 mi15:32:354:15:3310:1710:17
12:02
#22751
25.2M
25.20 mi15:37:264:20:2410:204:51
14:04
#22806
Finish
26.22 mi15:47:424:30:4010:2010:16
10:04
#22783
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM18-39Seg. OverallSeg. MalesSeg. M18-39
5K3.11 mi3.11 mi22937135641356420066(Top 75%)12331(Top 81%)12331(Top 233%)
10K6.21 mi3.10 mi22146+79113199+36513199+36521087(Top 79%)12752(Top 84%)12752(Top 241%)
15K9.32 mi3.11 mi21551+59512943+25612943+25620066(Top 75%)12331(Top 81%)12331(Top 233%)
20K12.43 mi3.11 mi20970+58112697+24612697+24618767(Top 70%)11801(Top 78%)11801(Top 223%)
Half13.11 mi0.68 mi20929+4112679+1812679+1820298(Top 76%)12443(Top 82%)12443(Top 235%)
25K15.53 mi2.42 mi20774+15512617+6212617+6220007(Top 75%)12294(Top 81%)12294(Top 233%)
30K18.64 mi3.11 mi20888-11412661-4412661-4421373(Top 80%)12796(Top 84%)12796(Top 242%)
20M20.00 mi1.36 mi21703-81513004-34313004-34325854(Top 97%)14786(Top 97%)14786(Top 280%)
21M21.00 mi1.00 mi22083-38013155-15113155-15125197(Top 95%)14465(Top 95%)14465(Top 274%)
35K21.75 mi0.75 mi22208-12513207-5213207-5224843(Top 93%)14239(Top 94%)14239(Top 269%)
23M23.00 mi1.25 mi22421-21313293-8613293-8624525(Top 92%)14098(Top 93%)14098(Top 267%)
24M24.00 mi1.00 mi22676-25513393-10013393-10025877(Top 97%)14750(Top 97%)14750(Top 279%)
40K24.85 mi0.85 mi22751-7513422-2913422-2923919(Top 90%)13757(Top 91%)13757(Top 260%)
25.2M25.20 mi0.35 mi22806-5513446-2413446-2425040(Top 94%)14297(Top 94%)14297(Top 271%)
Finish26.22 mi1.02 mi22783+2313429+1713429+1721964(Top 83%)12847(Top 85%)12847(Top 243%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 75%
×21stories
+97ft-345ft

Overall

20066

Males

12331

M18-39

12331

5K→10K

3.1 - 6.2 mi

Top 79%
×5stories
+79ft-138ft

Overall

21087

Males

12752

M18-39

12752

10K→15K

6.2 - 9.3 mi

Top 75%
×3stories
+67ft-78ft

Overall

20066

Males

12331

M18-39

12331

15K→20K

9.3 - 12.4 mi

Top 70%
×5stories
+106ft-86ft

Overall

18767

Males

11801

M18-39

11801

20K→Half

12.4 - 13.1 mi

Top 76%
×2stories
+19ft-37ft

Overall

20298

Males

12443

M18-39

12443

Half→25K

13.1 - 15.5 mi

Top 75%
×4stories
+66ft-88ft

Overall

20007

Males

12294

M18-39

12294

25K→30K

15.5 - 18.6 mi

Top 80%
×9stories
+181ft-148ft

Overall

21373

Males

12796

M18-39

12796

30K→20M

18.6 - 20.0 mi

Top 97%
×5stories
+64ft-50ft

Overall

25854

Males

14786

M18-39

14786

20M→21M

20.0 - 21.0 mi

Top 95%
×8stories
+106ft-24ft

Overall

25197

Males

14465

M18-39

14465

21M→35K

21.0 - 21.8 mi

Top 93%
×7stories
+17ft-86ft

Overall

24843

Males

14239

M18-39

14239

35K→23M

21.8 - 23.0 mi

Top 92%
×5stories
+23ft-63ft

Overall

24525

Males

14098

M18-39

14098

23M→24M

23.0 - 24.0 mi

Top 97%
×6stories
+12ft-82ft

Overall

25877

Males

14750

M18-39

14750

24M→40K

24.0 - 24.9 mi

Top 90%
×1story
+6ft-20ft

Overall

23919

Males

13757

M18-39

13757

40K→25.2M

24.9 - 25.2 mi

Top 94%
×1story
+13ft-16ft

Overall

25040

Males

14297

M18-39

14297

25.2M→Finish

25.2 - 26.2 mi

Top 83%
×2stories
+22ft-21ft

Overall

21964

Males

12847

M18-39

12847

Passing Analysis

Category:
Athletes Passed
2459
Passed By
2305
Net Change
+154
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#22937
5K → 10K81928+791#22937#22146
10K → 15K6049+595#22146#21551
15K → 20K5854+581#21551#20970
20K → Half5514+41#20970#20929
Half → 25K18833+155#20929#20774
25K → 30K109223-114#20774#20888
30K → 20M7822-815#20888#21703
20M → 21M6386-380#21703#22083
21M → 35K9134-125#22083#22208
35K → 23M14227-213#22208#22421
23M → 24M4259-255#22421#22676
24M → 40K1590-75#22676#22751
40K → 25.2M459-55#22751#22806
25.2M → Finish4017+23#22806#22783
TOTALS24592305+154
📊

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