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BOSTON MARATHON 2023

Kevin Socia

Bib: 16349•M

MI

0:00
0:00
/ mi
Masters
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Overall
#0 / 26622
Gender (Male)
#0 / 15176
Masters (Masters Men)
#0 / 9891
Division (M55-59)
#0 / 1422
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
8:16/mi
25:42
↑ 97↓ 3451.5%
10K· 6.21 mi
7:49/mi
49:58
↑ 79↓ 1380.4%
15K· 9.32 mi
8:50/mi
1:17:26
↑ 67↓ 78
20K· 12.43 mi
8:41/mi
1:44:26
↑ 106↓ 860.1%
Half· 13.11 mi
8:17/mi
1:50:05
↑ 19↓ 370.5%
25K· 15.53 mi
8:27/mi
2:10:34
↑ 66↓ 880.2%
30K· 18.64 mi
8:49/mi
2:37:57
↑ 181↓ 1480.2%
20M
9:07/mi
2:50:21
↑ 64↓ 500.2%
21M
10:01/mi
3:00:22
↑ 106↓ 241.6%
35K· 21.75 mi
9:17/mi
3:07:19
↑ 17↓ 861.7%
23M
10:01/mi
3:19:52
↑ 23↓ 630.6%
24M
9:36/mi
3:29:28
↓ 821.3%
40K· 24.85 mi
9:48/mi
3:37:51
↓ 200.3%
25.2M
10:26/mi
3:41:27
↑ 13↓ 160.2%
Finish· 26.22 mi
9:12/mi
3:50:50
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:50:05
Pace8:24 /mi
2nd Half
Distance13.11 mi
Time2:00:45
Pace9:13 /mi
📊Positive Split: 9.7% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:16:0725:428:1625:42
8:16
-
10K
6.21 mi11:40:2349:588:0224:16
7:49
-0:27
15K
9.32 mi12:07:511:17:268:1827:28
8:50
+1:01
20K
12.43 mi12:34:511:44:268:2427:00
8:41
-0:09
Half
13.11 mi12:40:301:50:058:245:39
8:17
-0:24
25K
15.53 mi13:00:592:10:348:2420:29
8:27
+0:10
30K
18.64 mi13:28:222:37:578:2827:23
8:49
+0:22
20M
20.00 mi13:40:462:50:218:3112:24
9:07
+0:18
21M
21.00 mi13:50:473:00:228:3510:01
10:01
+0:54
35K
21.75 mi13:57:443:07:198:376:57
9:17
-0:44
23M
23.00 mi14:10:173:19:528:4112:33
10:01
+0:44
24M
24.00 mi14:19:533:29:288:449:36
9:36
-0:25
40K
24.85 mi14:28:163:37:518:468:23
9:48
+0:12
25.2M
25.20 mi14:31:523:41:278:473:36
10:26
+0:38
Finish
26.22 mi14:41:153:50:508:499:23
9:12
-1:14

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

7:49 /mi

Average Pace

8:49 /mi

Slowest Pace

10:26 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:43:06

45% of race

Time at Steady Pace

1:23:35

36% of race

Time at Slower Pace

44:09

19% of race

Average Pace: 8:48 /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 mi11:16:0725:428:1625:42
8:16
#15962
10K
6.21 mi11:40:2349:588:0224:16
7:49
#14677
15K
9.32 mi12:07:511:17:268:1827:28
8:50
#16571
20K
12.43 mi12:34:511:44:268:2427:00
8:41
#16967
Half
13.11 mi12:40:301:50:058:245:39
8:17
#16923
25K
15.53 mi13:00:592:10:348:2420:29
8:27
#16765
30K
18.64 mi13:28:222:37:578:2827:23
8:49
#16617
20M
20.00 mi13:40:462:50:218:3112:24
9:07
#16648
21M
21.00 mi13:50:473:00:228:3510:01
10:01
#16737
35K
21.75 mi13:57:443:07:198:376:57
9:17
#16835
23M
23.00 mi14:10:173:19:528:4112:33
10:01
#17105
24M
24.00 mi14:19:533:29:288:449:36
9:36
#17256
40K
24.85 mi14:28:163:37:518:468:23
9:48
#17388
25.2M
25.20 mi14:31:523:41:278:473:36
10:26
#17433
Finish
26.22 mi14:41:153:50:508:499:23
9:12
#17529
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM55-59Seg. OverallSeg. MalesSeg. M55-59
5K3.11 mi3.11 mi15962106881068819722(Top 74%)12181(Top 80%)12181(Top 857%)
10K6.21 mi3.10 mi14677+128510209+47910209+47913213(Top 50%)9640(Top 64%)9640(Top 678%)
15K9.32 mi3.11 mi16571-189410906-69710906-69719722(Top 74%)12181(Top 80%)12181(Top 857%)
20K12.43 mi3.11 mi16967-39611038-13211038-13218048(Top 68%)11488(Top 76%)11488(Top 808%)
Half13.11 mi0.68 mi16923+4411022+1611022+1616342(Top 61%)10828(Top 71%)10828(Top 761%)
25K15.53 mi2.42 mi16765+15810936+8610936+8615894(Top 60%)10504(Top 69%)10504(Top 739%)
30K18.64 mi3.11 mi16617+14810837+9910837+9916156(Top 61%)10553(Top 70%)10553(Top 742%)
20M20.00 mi1.36 mi16648-3110847-1010847-1017182(Top 65%)10890(Top 72%)10890(Top 766%)
21M21.00 mi1.00 mi16737-8910880-3310880-3318081(Top 68%)11252(Top 74%)11252(Top 791%)
35K21.75 mi0.75 mi16835-9810919-3910919-3919083(Top 72%)11622(Top 77%)11622(Top 817%)
23M23.00 mi1.25 mi17105-27011004-8511004-8520044(Top 75%)12037(Top 79%)12037(Top 846%)
24M24.00 mi1.00 mi17256-15111058-5411058-5419543(Top 73%)11781(Top 78%)11781(Top 828%)
40K24.85 mi0.85 mi17388-13211093-3511093-3519396(Top 73%)11664(Top 77%)11664(Top 820%)
25.2M25.20 mi0.35 mi17433-4511100-711100-718870(Top 71%)11405(Top 75%)11405(Top 802%)
Finish26.22 mi1.02 mi17529-9611133-3311133-3318934(Top 71%)11502(Top 76%)11502(Top 809%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 74%
×21story building
+97ft-345ft

Overall

19722

Males

12181

M55-59

12181

5K→10K

3.1 - 6.2 mi

Top 50%
×5story building
+79ft-138ft

Overall

13213

Males

9640

M55-59

9640

10K→15K

6.2 - 9.3 mi

Top 74%
×3story building
+67ft-78ft

Overall

19722

Males

12181

M55-59

12181

15K→20K

9.3 - 12.4 mi

Top 68%
×5story building
+106ft-86ft

Overall

18048

Males

11488

M55-59

11488

20K→Half

12.4 - 13.1 mi

Top 61%
×2story building
+19ft-37ft

Overall

16342

Males

10828

M55-59

10828

Half→25K

13.1 - 15.5 mi

Top 60%
×4story building
+66ft-88ft

Overall

15894

Males

10504

M55-59

10504

25K→30K

15.5 - 18.6 mi

Top 61%
×9story building
+181ft-148ft

Overall

16156

Males

10553

M55-59

10553

30K→20M

18.6 - 20.0 mi

Top 65%
×5story building
+64ft-50ft

Overall

17182

Males

10890

M55-59

10890

20M→21M

20.0 - 21.0 mi

Top 68%
×8story building
+106ft-24ft

Overall

18081

Males

11252

M55-59

11252

21M→35K

21.0 - 21.8 mi

Top 72%
×7story building
+17ft-86ft

Overall

19083

Males

11622

M55-59

11622

35K→23M

21.8 - 23.0 mi

Top 75%
×5story building
+23ft-63ft

Overall

20044

Males

12037

M55-59

12037

23M→24M

23.0 - 24.0 mi

Top 73%
×6story building
+12ft-82ft

Overall

19543

Males

11781

M55-59

11781

24M→40K

24.0 - 24.9 mi

Top 73%
×1story
+6ft-20ft

Overall

19396

Males

11664

M55-59

11664

40K→25.2M

24.9 - 25.2 mi

Top 71%
×1story
+13ft-16ft

Overall

18870

Males

11405

M55-59

11405

25.2M→Finish

25.2 - 26.2 mi

Top 71%
×2story building
+22ft-21ft

Overall

18934

Males

11502

M55-59

11502

Passing Analysis

Category:
Athletes Passed
2188
Passed By
3755
Net Change
-1567
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#15962
5K → 10K131833+1285#15962#14677
10K → 15K91903-1894#14677#16571
15K → 20K78474-396#16571#16967
20K → Half5612+44#16967#16923
Half → 25K20042+158#16923#16765
25K → 30K24698+148#16765#16617
30K → 20M71102-31#16617#16648
20M → 21M56145-89#16648#16737
21M → 35K22120-98#16737#16835
35K → 23M29299-270#16835#17105
23M → 24M23174-151#17105#17256
24M → 40K30162-132#17256#17388
40K → 25.2M1661-45#17388#17433
25.2M → Finish34130-96#17433#17529
TOTALS21883755-1567
📊

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