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BOSTON MARATHON 2023

Peter Floss

Bib: 21293•M

MA

0:00
0:00
/ mi
Masters
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Overall
#0 / 26622
Gender (Male)
#0 / 15176
Masters (Masters Men)
#0 / 9891
Division (M60-64)
#0 / 1110
Top 45%
Race Day Weather
49°/39°F
light intensity drizzle

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
26:07
Rank: #16916
Start → 5K
8:24/mi
26:07 split
10K· 6.21 mi
51:54
Rank: #16875 (+41)
5K → 10K
8:18/mi
25:47 split
15K· 9.32 mi
1:18:03
Rank: #17016 (-141)
10K → 15K
8:25/mi
26:09 split
20K· 12.43 mi
1:44:27
Rank: #16979 (+37)
15K → 20K
8:30/mi
26:24 split
Half· 13.11 mi
1:50:08
Rank: #16956 (+23)
20K → Half
8:20/mi
5:41 split
25K· 15.53 mi
2:10:45
Rank: #16837 (+119)
Half → 25K
8:30/mi
20:37 split
30K· 18.64 mi
2:38:30
Rank: #16794 (+43)
25K → 30K
8:56/mi
27:45 split
20M
2:50:42
Rank: #16744 (+50)
30K → 20M
8:59/mi
12:12 split
21M
3:00:06
Rank: #16674 (+70)
20M → 21M
9:24/mi
9:24 split
35K· 21.75 mi
3:07:03
Rank: #16752 (-78)
21M → 35K
9:17/mi
6:57 split
23M
3:18:56
Rank: #16865 (-113)
35K → 23M
9:29/mi
11:53 split
24M
3:27:47
Rank: #16864 (+1)
23M → 24M
8:51/mi
8:51 split
40K· 24.85 mi
3:35:25
Rank: #16799 (+65)
24M → 40K
8:56/mi
7:38 split
25.2M
3:38:43
Rank: #16772 (+27)
40K → 25.2M
9:34/mi
3:18 split
Finish· 26.22 mi
3:47:27
Rank: #16734 (+38)
25.2M → Finish
8:34/mi
8:44 split

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:50:08
Pace8:24 /mi
2nd Half
Distance13.11 mi
Time1:57:19
Pace8:57 /mi
📊Positive Split: 6.5% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:19:1826:078:2426:07
8:24
-
10K
6.21 mi11:45:0551:548:2125:47
8:18
-0:06
15K
9.32 mi12:11:141:18:038:2226:09
8:25
+0:07
20K
12.43 mi12:37:381:44:278:2426:24
8:30
+0:05
Half
13.11 mi12:43:191:50:088:245:41
8:20
-0:10
25K
15.53 mi13:03:562:10:458:2520:37
8:30
+0:10
30K
18.64 mi13:31:412:38:308:3027:45
8:56
+0:26
20M
20.00 mi13:43:532:50:428:3212:12
8:59
+0:03
21M
21.00 mi13:53:173:00:068:359:24
9:24
+0:25
35K
21.75 mi14:00:143:07:038:366:57
9:17
-0:07
23M
23.00 mi14:12:073:18:568:3911:53
9:29
+0:12
24M
24.00 mi14:20:583:27:478:398:51
8:51
-0:38
40K
24.85 mi14:28:363:35:258:407:38
8:56
+0:05
25.2M
25.20 mi14:31:543:38:438:413:18
9:34
+0:38
Finish
26.22 mi14:40:383:47:278:418:44
8:34
-1:00

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

8:18 /mi

Average Pace

8:41 /mi

Slowest Pace

9:34 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

3:15:55

86% of race

Time at Steady Pace

31:32

14% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 8:40 /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 mi11:19:1826:078:2426:07
8:24
#16916
10K
6.21 mi11:45:0551:548:2125:47
8:18
#16875
15K
9.32 mi12:11:141:18:038:2226:09
8:25
#17016
20K
12.43 mi12:37:381:44:278:2426:24
8:30
#16979
Half
13.11 mi12:43:191:50:088:245:41
8:20
#16956
25K
15.53 mi13:03:562:10:458:2520:37
8:30
#16837
30K
18.64 mi13:31:412:38:308:3027:45
8:56
#16794
20M
20.00 mi13:43:532:50:428:3212:12
8:59
#16744
21M
21.00 mi13:53:173:00:068:359:24
9:24
#16674
35K
21.75 mi14:00:143:07:038:366:57
9:17
#16752
23M
23.00 mi14:12:073:18:568:3911:53
9:29
#16865
24M
24.00 mi14:20:583:27:478:398:51
8:51
#16864
40K
24.85 mi14:28:363:35:258:407:38
8:56
#16799
25.2M
25.20 mi14:31:543:38:438:413:18
9:34
#16772
Finish
26.22 mi14:40:383:47:278:418:44
8:34
#16734
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM60-64Seg. OverallSeg. MalesSeg. M60-64
5K3.11 mi3.11 mi16916110271102717243(Top 65%)11149(Top 73%)11149(Top 1004%)
10K6.21 mi3.10 mi16875+4111028-111028-116912(Top 64%)11074(Top 73%)11074(Top 998%)
15K9.32 mi3.11 mi17016-14111080-5211080-5217243(Top 65%)11149(Top 73%)11149(Top 1004%)
20K12.43 mi3.11 mi16979+3711043+3711043+3716821(Top 63%)10966(Top 72%)10966(Top 988%)
Half13.11 mi0.68 mi16956+2311034+911034+916630(Top 62%)10932(Top 72%)10932(Top 985%)
25K15.53 mi2.42 mi16837+11910961+7310961+7316212(Top 61%)10627(Top 70%)10627(Top 957%)
30K18.64 mi3.11 mi16794+4310930+3110930+3116824(Top 63%)10842(Top 71%)10842(Top 977%)
20M20.00 mi1.36 mi16744+5010889+4110889+4116392(Top 62%)10563(Top 70%)10563(Top 952%)
21M21.00 mi1.00 mi16674+7010850+3910850+3915461(Top 58%)10120(Top 67%)10120(Top 912%)
35K21.75 mi0.75 mi16752-7810880-3010880-3019081(Top 72%)11620(Top 77%)11620(Top 1047%)
23M23.00 mi1.25 mi16865-11310902-2210902-2218289(Top 69%)11256(Top 74%)11256(Top 1014%)
24M24.00 mi1.00 mi16864+110881+2110881+2116473(Top 62%)10388(Top 68%)10388(Top 936%)
40K24.85 mi0.85 mi16799+6510837+4410837+4415735(Top 59%)10020(Top 66%)10020(Top 903%)
25.2M25.20 mi0.35 mi16772+2710817+2010817+2015468(Top 58%)9889(Top 65%)9889(Top 891%)
Finish26.22 mi1.02 mi16734+3810791+2610791+2615809(Top 59%)10093(Top 67%)10093(Top 909%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 65%
×21story building
+97ft-345ft

Overall

17243

Males

11149

M60-64

11149

5K→10K

3.1 - 6.2 mi

Top 64%
×5story building
+79ft-138ft

Overall

16912

Males

11074

M60-64

11074

10K→15K

6.2 - 9.3 mi

Top 65%
×3story building
+67ft-78ft

Overall

17243

Males

11149

M60-64

11149

15K→20K

9.3 - 12.4 mi

Top 63%
×5story building
+106ft-86ft

Overall

16821

Males

10966

M60-64

10966

20K→Half

12.4 - 13.1 mi

Top 62%
×2story building
+19ft-37ft

Overall

16630

Males

10932

M60-64

10932

Half→25K

13.1 - 15.5 mi

Top 61%
×4story building
+66ft-88ft

Overall

16212

Males

10627

M60-64

10627

25K→30K

15.5 - 18.6 mi

Top 63%
×9story building
+181ft-148ft

Overall

16824

Males

10842

M60-64

10842

30K→20M

18.6 - 20.0 mi

Top 62%
×5story building
+64ft-50ft

Overall

16392

Males

10563

M60-64

10563

20M→21M

20.0 - 21.0 mi

Top 58%
×8story building
+106ft-24ft

Overall

15461

Males

10120

M60-64

10120

21M→35K

21.0 - 21.8 mi

Top 72%
×7story building
+17ft-86ft

Overall

19081

Males

11620

M60-64

11620

35K→23M

21.8 - 23.0 mi

Top 69%
×5story building
+23ft-63ft

Overall

18289

Males

11256

M60-64

11256

23M→24M

23.0 - 24.0 mi

Top 62%
×6story building
+12ft-82ft

Overall

16473

Males

10388

M60-64

10388

24M→40K

24.0 - 24.9 mi

Top 59%
×1story
+6ft-20ft

Overall

15735

Males

10020

M60-64

10020

40K→25.2M

24.9 - 25.2 mi

Top 58%
×1story
+13ft-16ft

Overall

15468

Males

9889

M60-64

9889

25.2M→Finish

25.2 - 26.2 mi

Top 59%
×2story building
+22ft-21ft

Overall

15809

Males

10093

M60-64

10093

Passing Analysis

Category:
Athletes Passed
1643
Passed By
1461
Net Change
+182
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#16916
5K → 10K324283+41#16916#16875
10K → 15K143284-141#16875#17016
15K → 20K200163+37#17016#16979
20K → Half3815+23#16979#16956
Half → 25K18061+119#16956#16837
25K → 30K186143+43#16837#16794
30K → 20M10656+50#16794#16744
20M → 21M11848+70#16744#16674
21M → 35K25103-78#16674#16752
35K → 23M48161-113#16752#16865
23M → 24M6362+1#16865#16864
24M → 40K9126+65#16864#16799
40K → 25.2M369+27#16799#16772
25.2M → Finish8547+38#16772#16734
TOTALS16431461+182
📊

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