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BOSTON MARATHON 2023

George Stavros

Bib: 26443•M

FL

0:00
0:00
/ mi
Masters
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Overall
#0 / 26622
Gender (Male)
#0 / 15176
Masters (Masters Men)
#0 / 9891
Division (M50-54)
#0 / 2052
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
9:24/mi
29:12
↑ 97↓ 3451.5%
10K· 6.21 mi
8:49/mi
56:35
↑ 79↓ 1380.4%
15K· 9.32 mi
8:49/mi
1:24:00
↑ 67↓ 78
20K· 12.43 mi
8:58/mi
1:51:51
↑ 106↓ 860.1%
Half· 13.11 mi
8:56/mi
1:57:57
↑ 19↓ 370.5%
25K· 15.53 mi
9:11/mi
2:20:12
↑ 66↓ 880.2%
30K· 18.64 mi
9:37/mi
2:50:05
↑ 181↓ 1480.2%
20M
9:52/mi
3:03:29
↑ 64↓ 500.2%
21M
10:49/mi
3:14:18
↑ 106↓ 241.6%
35K· 21.75 mi
10:18/mi
3:22:00
↑ 17↓ 861.7%
23M
10:37/mi
3:35:17
↑ 23↓ 630.6%
24M
10:17/mi
3:45:34
↓ 821.3%
40K· 24.85 mi
10:28/mi
3:54:31
↓ 200.3%
25.2M
12:19/mi
3:58:46
↑ 13↓ 160.2%
Finish· 26.22 mi
10:03/mi
4:09:00
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:57:57
Pace9:00 /mi
2nd Half
Distance13.11 mi
Time2:11:03
Pace10:00 /mi
📊Positive Split: 11.1% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:50:5229:129:2429:12
9:24
-
10K
6.21 mi12:18:1556:359:0627:23
8:49
-0:35
15K
9.32 mi12:45:401:24:009:0127:25
8:49
0:00
20K
12.43 mi13:13:311:51:519:0027:51
8:58
+0:09
Half
13.11 mi13:19:371:57:579:006:06
8:56
-0:02
25K
15.53 mi13:41:522:20:129:0222:15
9:11
+0:15
30K
18.64 mi14:11:452:50:059:0729:53
9:37
+0:26
20M
20.00 mi14:25:093:03:299:1013:24
9:52
+0:15
21M
21.00 mi14:35:583:14:189:1510:49
10:49
+0:57
35K
21.75 mi14:43:403:22:009:177:42
10:18
-0:31
23M
23.00 mi14:56:573:35:179:2213:17
10:37
+0:19
24M
24.00 mi15:07:143:45:349:2410:17
10:17
-0:20
40K
24.85 mi15:16:113:54:319:268:57
10:28
+0:11
25.2M
25.20 mi15:20:263:58:469:284:15
12:19
+1:51
Finish
26.22 mi15:30:404:09:009:3010:14
10:03
-2:16

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

9:30 /mi

Slowest Pace

12:19 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:20:12

56% of race

Time at Steady Pace

1:11:30

29% of race

Time at Slower Pace

37:18

15% of race

Average Pace: 9:30 /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 mi11:50:5229:129:2429:12
9:24
#21806
10K
6.21 mi12:18:1556:359:0627:23
8:49
#21078
15K
9.32 mi12:45:401:24:009:0127:25
8:49
#20621
20K
12.43 mi13:13:311:51:519:0027:51
8:58
#20367
Half
13.11 mi13:19:371:57:579:006:06
8:56
#20347
25K
15.53 mi13:41:522:20:129:0222:15
9:11
#20241
30K
18.64 mi14:11:452:50:059:0729:53
9:37
#20165
20M
20.00 mi14:25:093:03:299:1013:24
9:52
#20152
21M
21.00 mi14:35:583:14:189:1510:49
10:49
#20161
35K
21.75 mi14:43:403:22:009:177:42
10:18
#20251
23M
23.00 mi14:56:573:35:179:2213:17
10:37
#20328
24M
24.00 mi15:07:143:45:349:2410:17
10:17
#20388
40K
24.85 mi15:16:113:54:319:268:57
10:28
#20410
25.2M
25.20 mi15:20:263:58:469:284:15
12:19
#20463
Finish
26.22 mi15:30:404:09:009:3010:14
10:03
#20538
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM50-54Seg. OverallSeg. MalesSeg. M50-54
5K3.11 mi3.11 mi21806129971299719649(Top 74%)12155(Top 80%)12155(Top 592%)
10K6.21 mi3.10 mi21078+72812700+29712700+29719998(Top 75%)12280(Top 81%)12280(Top 598%)
15K9.32 mi3.11 mi20621+45712517+18312517+18319649(Top 74%)12155(Top 80%)12155(Top 592%)
20K12.43 mi3.11 mi20367+25412422+9512422+9519526(Top 73%)12113(Top 80%)12113(Top 590%)
Half13.11 mi0.68 mi20347+2012415+712415+720153(Top 76%)12380(Top 82%)12380(Top 603%)
25K15.53 mi2.42 mi20241+10612380+3512380+3519735(Top 74%)12165(Top 80%)12165(Top 593%)
30K18.64 mi3.11 mi20165+7612321+5912321+5919858(Top 75%)12152(Top 80%)12152(Top 592%)
20M20.00 mi1.36 mi20152+1312299+2212299+2220045(Top 75%)12143(Top 80%)12143(Top 592%)
21M21.00 mi1.00 mi20161-912294+512294+520408(Top 77%)12237(Top 81%)12237(Top 596%)
35K21.75 mi0.75 mi20251-9012324-3012324-3021957(Top 82%)12907(Top 85%)12907(Top 629%)
23M23.00 mi1.25 mi20328-7712354-3012354-3021572(Top 81%)12719(Top 84%)12719(Top 620%)
24M24.00 mi1.00 mi20388-6012369-1512369-1521515(Top 81%)12638(Top 83%)12638(Top 616%)
40K24.85 mi0.85 mi20410-2212373-412373-421121(Top 79%)12417(Top 82%)12417(Top 605%)
25.2M25.20 mi0.35 mi20463-5312388-1512388-1522986(Top 86%)13307(Top 88%)13307(Top 648%)
Finish26.22 mi1.02 mi20538-7512410-2212410-2221868(Top 82%)12796(Top 84%)12796(Top 624%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 74%
×21story building
+97ft-345ft

Overall

19649

Males

12155

M50-54

12155

5K→10K

3.1 - 6.2 mi

Top 75%
×5story building
+79ft-138ft

Overall

19998

Males

12280

M50-54

12280

10K→15K

6.2 - 9.3 mi

Top 74%
×3story building
+67ft-78ft

Overall

19649

Males

12155

M50-54

12155

15K→20K

9.3 - 12.4 mi

Top 73%
×5story building
+106ft-86ft

Overall

19526

Males

12113

M50-54

12113

20K→Half

12.4 - 13.1 mi

Top 76%
×2story building
+19ft-37ft

Overall

20153

Males

12380

M50-54

12380

Half→25K

13.1 - 15.5 mi

Top 74%
×4story building
+66ft-88ft

Overall

19735

Males

12165

M50-54

12165

25K→30K

15.5 - 18.6 mi

Top 75%
×9story building
+181ft-148ft

Overall

19858

Males

12152

M50-54

12152

30K→20M

18.6 - 20.0 mi

Top 75%
×5story building
+64ft-50ft

Overall

20045

Males

12143

M50-54

12143

20M→21M

20.0 - 21.0 mi

Top 77%
×8story building
+106ft-24ft

Overall

20408

Males

12237

M50-54

12237

21M→35K

21.0 - 21.8 mi

Top 82%
×7story building
+17ft-86ft

Overall

21957

Males

12907

M50-54

12907

35K→23M

21.8 - 23.0 mi

Top 81%
×5story building
+23ft-63ft

Overall

21572

Males

12719

M50-54

12719

23M→24M

23.0 - 24.0 mi

Top 81%
×6story building
+12ft-82ft

Overall

21515

Males

12638

M50-54

12638

24M→40K

24.0 - 24.9 mi

Top 79%
×1story
+6ft-20ft

Overall

21121

Males

12417

M50-54

12417

40K→25.2M

24.9 - 25.2 mi

Top 86%
×1story
+13ft-16ft

Overall

22986

Males

13307

M50-54

13307

25.2M→Finish

25.2 - 26.2 mi

Top 82%
×2story building
+22ft-21ft

Overall

21868

Males

12796

M50-54

12796

Passing Analysis

Category:
Athletes Passed
2306
Passed By
1038
Net Change
+1268
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#21806
5K → 10K78355+728#21806#21078
10K → 15K49942+457#21078#20621
15K → 20K30450+254#20621#20367
20K → Half3919+20#20367#20347
Half → 25K18680+106#20347#20241
25K → 30K17599+76#20241#20165
30K → 20M9279+13#20165#20152
20M → 21M7382-9#20152#20161
21M → 35K18108-90#20161#20251
35K → 23M47124-77#20251#20328
23M → 24M2080-60#20328#20388
24M → 40K3254-22#20388#20410
40K → 25.2M1063-53#20410#20463
25.2M → Finish28103-75#20463#20538
TOTALS23061038+1268
📊

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