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BOSTON MARATHON 2023

Peter Ort

Bib: 12723•M

PA

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
8:20/mi
25:53
↑ 97↓ 3451.5%
10K· 6.21 mi
8:29/mi
52:13
↑ 79↓ 1380.4%
15K· 9.32 mi
8:46/mi
1:19:28
↑ 67↓ 78
20K· 12.43 mi
8:58/mi
1:47:21
↑ 106↓ 860.1%
Half· 13.11 mi
8:48/mi
1:53:21
↑ 19↓ 370.5%
25K· 15.53 mi
9:46/mi
2:17:01
↑ 66↓ 880.2%
30K· 18.64 mi
10:21/mi
2:49:10
↑ 181↓ 1480.2%
20M
11:16/mi
3:04:28
↑ 64↓ 500.2%
21M
12:51/mi
3:17:19
↑ 106↓ 241.6%
35K· 21.75 mi
11:26/mi
3:25:52
↑ 17↓ 861.7%
23M
12:41/mi
3:41:45
↑ 23↓ 630.6%
24M
12:31/mi
3:54:16
↓ 821.3%
40K· 24.85 mi
12:41/mi
4:05:07
↓ 200.3%
25.2M
13:00/mi
4:09:36
↑ 13↓ 160.2%
Finish· 26.22 mi
11:27/mi
4:21:16
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:53:21
Pace8:39 /mi
2nd Half
Distance13.11 mi
Time2:27:55
Pace11:17 /mi
📊Positive Split: 30.5% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:53:2425:538:2025:53
8:20
-
10K
6.21 mi11:19:4452:138:2426:20
8:29
+0:09
15K
9.32 mi11:46:591:19:288:3227:15
8:46
+0:17
20K
12.43 mi12:14:521:47:218:3827:53
8:58
+0:12
Half
13.11 mi12:20:521:53:218:396:00
8:48
-0:10
25K
15.53 mi12:44:322:17:018:4923:40
9:46
+0:58
30K
18.64 mi13:16:412:49:109:0432:09
10:21
+0:35
20M
20.00 mi13:31:593:04:289:1315:18
11:16
+0:55
21M
21.00 mi13:44:503:17:199:2412:51
12:51
+1:35
35K
21.75 mi13:53:233:25:529:288:33
11:26
-1:25
23M
23.00 mi14:09:163:41:459:3815:53
12:41
+1:15
24M
24.00 mi14:21:473:54:169:4612:31
12:31
-0:10
40K
24.85 mi14:32:384:05:079:5210:51
12:41
+0:10
25.2M
25.20 mi14:37:074:09:369:544:29
13:00
+0:19
Finish
26.22 mi14:48:474:21:169:5811:40
11:27
-1:33

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

8:20 /mi

Average Pace

9:58 /mi

Slowest Pace

13:00 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:49:10

65% of race

Time at Steady Pace

35:31

14% of race

Time at Slower Pace

56:35

22% of race

Average Pace: 9:58 /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 mi10:53:2425:538:2025:53
8:20
#16353
10K
6.21 mi11:19:4452:138:2426:20
8:29
#17232
15K
9.32 mi11:46:591:19:288:3227:15
8:46
#18006
20K
12.43 mi12:14:521:47:218:3827:53
8:58
#18441
Half
13.11 mi12:20:521:53:218:396:00
8:48
#18487
25K
15.53 mi12:44:322:17:018:4923:40
9:46
#19206
30K
18.64 mi13:16:412:49:109:0432:09
10:21
#19942
20M
20.00 mi13:31:593:04:289:1315:18
11:16
#20340
21M
21.00 mi13:44:503:17:199:2412:51
12:51
#20673
35K
21.75 mi13:53:233:25:529:288:33
11:26
#20851
23M
23.00 mi14:09:163:41:459:3815:53
12:41
#21257
24M
24.00 mi14:21:473:54:169:4612:31
12:31
#21562
40K
24.85 mi14:32:384:05:079:5210:51
12:41
#21766
25.2M
25.20 mi14:37:074:09:369:544:29
13:00
#21814
Finish
26.22 mi14:48:474:21:169:5811:40
11:27
#21955
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM50-54Seg. OverallSeg. MalesSeg. M50-54
5K3.11 mi3.11 mi16353108351083519352(Top 73%)12033(Top 79%)12033(Top 586%)
10K6.21 mi3.10 mi17232-87911138-30311138-30318099(Top 68%)11550(Top 76%)11550(Top 563%)
15K9.32 mi3.11 mi18006-77411457-31911457-31919352(Top 73%)12033(Top 79%)12033(Top 586%)
20K12.43 mi3.11 mi18441-43511649-19211649-19219581(Top 74%)12141(Top 80%)12141(Top 592%)
Half13.11 mi0.68 mi18487-4611669-2011669-2019457(Top 73%)12098(Top 80%)12098(Top 590%)
25K15.53 mi2.42 mi19206-71911942-27311942-27321635(Top 81%)12981(Top 86%)12981(Top 633%)
30K18.64 mi3.11 mi19942-73612222-28012222-28021881(Top 82%)13022(Top 86%)13022(Top 635%)
20M20.00 mi1.36 mi20340-39812384-16212384-16223109(Top 87%)13513(Top 89%)13513(Top 659%)
21M21.00 mi1.00 mi20673-33312532-14812532-14823898(Top 90%)13842(Top 91%)13842(Top 675%)
35K21.75 mi0.75 mi20851-17812592-6012592-6023993(Top 90%)13844(Top 91%)13844(Top 675%)
23M23.00 mi1.25 mi21257-40612758-16612758-16624778(Top 93%)14233(Top 94%)14233(Top 694%)
24M24.00 mi1.00 mi21562-30512894-13612894-13625059(Top 94%)14320(Top 94%)14320(Top 698%)
40K24.85 mi0.85 mi21766-20412972-7812972-7824657(Top 93%)14135(Top 93%)14135(Top 689%)
25.2M25.20 mi0.35 mi21814-4812995-2312995-2323943(Top 90%)13760(Top 91%)13760(Top 671%)
Finish26.22 mi1.02 mi21955-14113052-5713052-5724615(Top 92%)14126(Top 93%)14126(Top 688%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 73%
×21story building
+97ft-345ft

Overall

19352

Males

12033

M50-54

12033

5K→10K

3.1 - 6.2 mi

Top 68%
×5story building
+79ft-138ft

Overall

18099

Males

11550

M50-54

11550

10K→15K

6.2 - 9.3 mi

Top 73%
×3story building
+67ft-78ft

Overall

19352

Males

12033

M50-54

12033

15K→20K

9.3 - 12.4 mi

Top 74%
×5story building
+106ft-86ft

Overall

19581

Males

12141

M50-54

12141

20K→Half

12.4 - 13.1 mi

Top 73%
×2story building
+19ft-37ft

Overall

19457

Males

12098

M50-54

12098

Half→25K

13.1 - 15.5 mi

Top 81%
×4story building
+66ft-88ft

Overall

21635

Males

12981

M50-54

12981

25K→30K

15.5 - 18.6 mi

Top 82%
×9story building
+181ft-148ft

Overall

21881

Males

13022

M50-54

13022

30K→20M

18.6 - 20.0 mi

Top 87%
×5story building
+64ft-50ft

Overall

23109

Males

13513

M50-54

13513

20M→21M

20.0 - 21.0 mi

Top 90%
×8story building
+106ft-24ft

Overall

23898

Males

13842

M50-54

13842

21M→35K

21.0 - 21.8 mi

Top 90%
×7story building
+17ft-86ft

Overall

23993

Males

13844

M50-54

13844

35K→23M

21.8 - 23.0 mi

Top 93%
×5story building
+23ft-63ft

Overall

24778

Males

14233

M50-54

14233

23M→24M

23.0 - 24.0 mi

Top 94%
×6story building
+12ft-82ft

Overall

25059

Males

14320

M50-54

14320

24M→40K

24.0 - 24.9 mi

Top 93%
×1story
+6ft-20ft

Overall

24657

Males

14135

M50-54

14135

40K→25.2M

24.9 - 25.2 mi

Top 90%
×1story
+13ft-16ft

Overall

23943

Males

13760

M50-54

13760

25.2M→Finish

25.2 - 26.2 mi

Top 92%
×2story building
+22ft-21ft

Overall

24615

Males

14126

M50-54

14126

Passing Analysis

Category:
Athletes Passed
337
Passed By
5939
Net Change
-5602
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#16353
5K → 10K70949-879#16353#17232
10K → 15K44818-774#17232#18006
15K → 20K72507-435#18006#18441
20K → Half1864-46#18441#18487
Half → 25K23742-719#18487#19206
25K → 30K30766-736#19206#19942
30K → 20M21419-398#19942#20340
20M → 21M11344-333#20340#20673
21M → 35K11189-178#20673#20851
35K → 23M9415-406#20851#21257
23M → 24M6311-305#21257#21562
24M → 40K6210-204#21562#21766
40K → 25.2M654-48#21766#21814
25.2M → Finish10151-141#21814#21955
TOTALS3375939-5602
📊

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