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BOSTON MARATHON 2023

Constantinos Efthymiou

Bib: 9882•M

0:00
0:00
/ mi
Masters
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Overall
#0 / 26622
Top 22%
Gender (Male)
#0 / 15176
Top 34%
Masters (Masters Men)
#0 / 9891
Top 20%
Division (M40-44)
#0 / 2241
Top 46%
Race Day Weather
49°/39°F
light intensity drizzle

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
22:03
Rank: #6854
Start → 5K
22:03 | 7:06/mi
10K· 6.21 mi
43:45
Rank: #6739 (+115)
5K → 10K
21:42 | 6:59/mi
15K· 9.32 mi
1:05:36
Rank: #6717 (+22)
10K → 15K
21:51 | 7:02/mi
20K· 12.43 mi
1:27:37
Rank: #6638 (+79)
15K → 20K
22:01 | 7:05/mi
Half· 13.11 mi
1:32:27
Rank: #6652 (-14)
20K → Half
4:50 | 7:05/mi
25K· 15.53 mi
1:49:33
Rank: #6512 (+140)
Half → 25K
17:06 | 7:03/mi
30K· 18.64 mi
2:12:16
Rank: #6377 (+135)
25K → 30K
22:43 | 7:19/mi
20M
2:22:05
Rank: #6256 (+121)
30K → 20M
9:49 | 7:13/mi
21M
2:29:54
Rank: #6209 (+47)
20M → 21M
7:49 | 7:49/mi
35K· 21.75 mi
2:35:13
Rank: #6188 (+21)
21M → 35K
5:19 | 7:06/mi
23M
2:44:16
Rank: #6055 (+133)
35K → 23M
9:03 | 7:14/mi
24M
2:51:19
Rank: #5954 (+101)
23M → 24M
7:03 | 7:03/mi
40K· 24.85 mi
2:57:27
Rank: #5867 (+87)
24M → 40K
6:08 | 7:10/mi
25.2M
3:00:07
Rank: #5840 (+27)
40K → 25.2M
2:40 | 7:44/mi
Finish· 26.22 mi
3:07:15
Rank: #5764 (+76)
25.2M → Finish
7:08 | 7:00/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:32:27
Pace7:03 /mi
2nd Half
Distance13.11 mi
Time1:34:48
Pace7:14 /mi
📊Positive Split: 2.5% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:47:5822:037:0622:03
7:06
-
10K
6.21 mi11:09:4043:457:0221:42
6:59
-0:07
15K
9.32 mi11:31:311:05:367:0221:51
7:02
+0:03
20K
12.43 mi11:53:321:27:377:0322:01
7:05
+0:03
Half
13.11 mi11:58:221:32:277:034:50
7:05
0:00
25K
15.53 mi12:15:281:49:337:0317:06
7:03
-0:02
30K
18.64 mi12:38:112:12:167:0622:43
7:19
+0:16
20M
20.00 mi12:48:002:22:057:069:49
7:13
-0:06
21M
21.00 mi12:55:492:29:547:087:49
7:49
+0:36
35K
21.75 mi13:01:082:35:137:085:19
7:06
-0:43
23M
23.00 mi13:10:112:44:167:099:03
7:14
+0:08
24M
24.00 mi13:17:142:51:197:087:03
7:03
-0:11
40K
24.85 mi13:23:222:57:277:086:08
7:10
+0:07
25.2M
25.20 mi13:26:023:00:077:092:40
7:44
+0:34
Finish
26.22 mi13:33:103:07:157:097:08
7:00
-0:44

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

6:59 /mi

Average Pace

7:09 /mi

Slowest Pace

7:49 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:56:46

94% of race

Time at Steady Pace

10:29

6% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 7:08 /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 mi10:47:5822:037:0622:03
7:06
#6854
10K
6.21 mi11:09:4043:457:0221:42
6:59
#6739
15K
9.32 mi11:31:311:05:367:0221:51
7:02
#6717
20K
12.43 mi11:53:321:27:377:0322:01
7:05
#6638
Half
13.11 mi11:58:221:32:277:034:50
7:05
#6652
25K
15.53 mi12:15:281:49:337:0317:06
7:03
#6512
30K
18.64 mi12:38:112:12:167:0622:43
7:19
#6377
20M
20.00 mi12:48:002:22:057:069:49
7:13
#6256
21M
21.00 mi12:55:492:29:547:087:49
7:49
#6209
35K
21.75 mi13:01:082:35:137:085:19
7:06
#6188
23M
23.00 mi13:10:112:44:167:099:03
7:14
#6055
24M
24.00 mi13:17:142:51:197:087:03
7:03
#5954
40K
24.85 mi13:23:222:57:277:086:08
7:10
#5867
25.2M
25.20 mi13:26:023:00:077:092:40
7:44
#5840
Finish
26.22 mi13:33:103:07:157:097:08
7:00
#5764
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM40-44Seg. OverallSeg. MalesSeg. M40-44
5K3.11 mi3.11 mi6854616461646762(Top 25%)6060(Top 40%)6060(Top 270%)
10K6.21 mi3.10 mi6739+1156069+956069+956707(Top 25%)6019(Top 40%)6019(Top 269%)
15K9.32 mi3.11 mi6717+226042+276042+276762(Top 25%)6060(Top 40%)6060(Top 270%)
20K12.43 mi3.11 mi6638+795964+785964+786475(Top 24%)5820(Top 38%)5820(Top 260%)
Half13.11 mi0.68 mi6652-145974-105974-106995(Top 26%)6212(Top 41%)6212(Top 277%)
25K15.53 mi2.42 mi6512+1405858+1165858+1165858(Top 22%)5337(Top 35%)5337(Top 238%)
30K18.64 mi3.11 mi6377+1355751+1075751+1076079(Top 23%)5420(Top 36%)5420(Top 242%)
20M20.00 mi1.36 mi6256+1215649+1025649+1025241(Top 20%)4733(Top 31%)4733(Top 211%)
21M21.00 mi1.00 mi6209+475596+535596+536241(Top 23%)5370(Top 35%)5370(Top 240%)
35K21.75 mi0.75 mi6188+215579+175579+175922(Top 22%)5175(Top 34%)5175(Top 231%)
23M23.00 mi1.25 mi6055+1335463+1165463+1164940(Top 19%)4423(Top 29%)4423(Top 197%)
24M24.00 mi1.00 mi5954+1015372+915372+914913(Top 18%)4365(Top 29%)4365(Top 195%)
40K24.85 mi0.85 mi5867+875295+775295+774743(Top 18%)4170(Top 27%)4170(Top 186%)
25.2M25.20 mi0.35 mi5840+275270+255270+255018(Top 19%)4295(Top 28%)4295(Top 192%)
Finish26.22 mi1.02 mi5764+765201+695201+695207(Top 20%)4415(Top 29%)4415(Top 197%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 25%
×21stories
+97ft-345ft

Overall

6762

Males

6060

M40-44

6060

5K→10K

3.1 - 6.2 mi

Top 25%
×5stories
+79ft-138ft

Overall

6707

Males

6019

M40-44

6019

10K→15K

6.2 - 9.3 mi

Top 25%
×3stories
+67ft-78ft

Overall

6762

Males

6060

M40-44

6060

15K→20K

9.3 - 12.4 mi

Top 24%
×5stories
+106ft-86ft

Overall

6475

Males

5820

M40-44

5820

20K→Half

12.4 - 13.1 mi

Top 26%
×2stories
+19ft-37ft

Overall

6995

Males

6212

M40-44

6212

Half→25K

13.1 - 15.5 mi

Top 22%
×4stories
+66ft-88ft

Overall

5858

Males

5337

M40-44

5337

25K→30K

15.5 - 18.6 mi

Top 23%
×9stories
+181ft-148ft

Overall

6079

Males

5420

M40-44

5420

30K→20M

18.6 - 20.0 mi

Top 20%
×5stories
+64ft-50ft

Overall

5241

Males

4733

M40-44

4733

20M→21M

20.0 - 21.0 mi

Top 23%
×8stories
+106ft-24ft

Overall

6241

Males

5370

M40-44

5370

21M→35K

21.0 - 21.8 mi

Top 22%
×7stories
+17ft-86ft

Overall

5922

Males

5175

M40-44

5175

35K→23M

21.8 - 23.0 mi

Top 19%
×5stories
+23ft-63ft

Overall

4940

Males

4423

M40-44

4423

23M→24M

23.0 - 24.0 mi

Top 18%
×6stories
+12ft-82ft

Overall

4913

Males

4365

M40-44

4365

24M→40K

24.0 - 24.9 mi

Top 18%
×1story
+6ft-20ft

Overall

4743

Males

4170

M40-44

4170

40K→25.2M

24.9 - 25.2 mi

Top 19%
×1story
+13ft-16ft

Overall

5018

Males

4295

M40-44

4295

25.2M→Finish

25.2 - 26.2 mi

Top 20%
×2stories
+22ft-21ft

Overall

5207

Males

4415

M40-44

4415

Passing Analysis

Category:
Athletes Passed
1621
Passed By
531
Net Change
+1090
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#6854
5K → 10K260145+115#6854#6739
10K → 15K122100+22#6739#6717
15K → 20K15374+79#6717#6638
20K → Half923-14#6638#6652
Half → 25K15919+140#6652#6512
25K → 30K18348+135#6512#6377
30K → 20M1287+121#6377#6256
20M → 21M8437+47#6256#6209
21M → 35K4322+21#6209#6188
35K → 23M1396+133#6188#6055
23M → 24M11110+101#6055#5954
24M → 40K9912+87#5954#5867
40K → 25.2M336+27#5867#5840
25.2M → Finish9822+76#5840#5764
TOTALS1621531+1090
📊

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