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BOSTON MARATHON 2023

Roni Kauri

Bib: 9631•M

WA

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

Start
0:00:00
Race begins
5K· 3.11 mi
25:08
Rank: #14631
Start → 5K
25:08 | 8:05/mi
10K· 6.21 mi
49:42
Rank: #14375 (+256)
5K → 10K
24:34 | 7:54/mi
15K· 9.32 mi
1:15:34
Rank: #15165 (-790)
10K → 15K
25:52 | 8:20/mi
20K· 12.43 mi
1:42:09
Rank: #15710 (-545)
15K → 20K
26:35 | 8:33/mi
Half· 13.11 mi
1:48:24
Rank: #16050 (-340)
20K → Half
6:15 | 9:10/mi
25K· 15.53 mi
2:09:33
Rank: #16320 (-270)
Half → 25K
21:09 | 8:43/mi
30K· 18.64 mi
2:40:32
Rank: #17440 (-1120)
25K → 30K
30:59 | 9:58/mi
20M
2:54:25
Rank: #17847 (-407)
30K → 20M
13:53 | 10:13/mi
21M
3:06:20
Rank: #18384 (-537)
20M → 21M
11:55 | 11:55/mi
35K· 21.75 mi
3:13:49
Rank: #18552 (-168)
21M → 35K
7:29 | 10:00/mi
23M
3:26:36
Rank: #18740 (-188)
35K → 23M
12:47 | 10:13/mi
24M
3:36:27
Rank: #18834 (-94)
23M → 24M
9:51 | 9:51/mi
40K· 24.85 mi
3:45:00
Rank: #18920 (-86)
24M → 40K
8:33 | 10:00/mi
25.2M
3:48:48
Rank: #18963 (-43)
40K → 25.2M
3:48 | 11:01/mi
Finish· 26.22 mi
3:58:06
Rank: #18966 (-3)
25.2M → Finish
9:18 | 9:08/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:48:24
Pace8:16 /mi
2nd Half
Distance13.11 mi
Time2:09:42
Pace9:54 /mi
📊Positive Split: 19.6% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:17:5325:088:0525:08
8:05
-
10K
6.21 mi11:42:2749:428:0024:34
7:54
-0:11
15K
9.32 mi12:08:191:15:348:0625:52
8:20
+0:26
20K
12.43 mi12:34:541:42:098:1326:35
8:33
+0:13
Half
13.11 mi12:41:091:48:248:166:15
9:10
+0:37
25K
15.53 mi13:02:182:09:338:2021:09
8:43
-0:27
30K
18.64 mi13:33:172:40:328:3730:59
9:58
+1:15
20M
20.00 mi13:47:102:54:258:4313:53
10:13
+0:15
21M
21.00 mi13:59:053:06:208:5211:55
11:55
+1:42
35K
21.75 mi14:06:343:13:498:557:29
10:00
-1:55
23M
23.00 mi14:19:213:26:368:5912:47
10:13
+0:13
24M
24.00 mi14:29:123:36:279:019:51
9:51
-0:22
40K
24.85 mi14:37:453:45:009:038:33
10:00
+0:09
25.2M
25.20 mi14:41:333:48:489:053:48
11:01
+1:01
Finish
26.22 mi14:50:513:58:069:059:18
9:08
-1:53

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

7:54 /mi

Average Pace

9:05 /mi

Slowest Pace

11:55 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:18:51

58% of race

Time at Steady Pace

1:23:32

35% of race

Time at Slower Pace

15:43

7% of race

Average Pace: 9:05 /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 mi11:17:5325:088:0525:08
8:05
#14631
10K
6.21 mi11:42:2749:428:0024:34
7:54
#14375
15K
9.32 mi12:08:191:15:348:0625:52
8:20
#15165
20K
12.43 mi12:34:541:42:098:1326:35
8:33
#15710
Half
13.11 mi12:41:091:48:248:166:15
9:10
#16050
25K
15.53 mi13:02:182:09:338:2021:09
8:43
#16320
30K
18.64 mi13:33:172:40:328:3730:59
9:58
#17440
20M
20.00 mi13:47:102:54:258:4313:53
10:13
#17847
21M
21.00 mi13:59:053:06:208:5211:55
11:55
#18384
35K
21.75 mi14:06:343:13:498:557:29
10:00
#18552
23M
23.00 mi14:19:213:26:368:5912:47
10:13
#18740
24M
24.00 mi14:29:123:36:279:019:51
9:51
#18834
40K
24.85 mi14:37:453:45:009:038:33
10:00
#18920
25.2M
25.20 mi14:41:333:48:489:053:48
11:01
#18963
Finish
26.22 mi14:50:513:58:069:059:18
9:08
#18966
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM50-54Seg. OverallSeg. MalesSeg. M50-54
5K3.11 mi3.11 mi14631102091020916693(Top 63%)10949(Top 72%)10949(Top 534%)
10K6.21 mi3.10 mi14375+25610089+12010089+12014041(Top 53%)9957(Top 66%)9957(Top 485%)
15K9.32 mi3.11 mi15165-79010386-29710386-29716693(Top 63%)10949(Top 72%)10949(Top 534%)
20K12.43 mi3.11 mi15710-54510569-18310569-18317207(Top 65%)11136(Top 73%)11136(Top 543%)
Half13.11 mi0.68 mi16050-34010691-12210691-12221010(Top 79%)12730(Top 84%)12730(Top 620%)
25K15.53 mi2.42 mi16320-27010778-8710778-8717493(Top 66%)11197(Top 74%)11197(Top 546%)
30K18.64 mi3.11 mi17440-112011202-42411202-42420947(Top 79%)12609(Top 83%)12609(Top 614%)
20M20.00 mi1.36 mi17847-40711338-13611338-13621047(Top 79%)12586(Top 83%)12586(Top 613%)
21M21.00 mi1.00 mi18384-53711544-20611544-20622612(Top 85%)13245(Top 87%)13245(Top 645%)
35K21.75 mi0.75 mi18552-16811623-7911623-7921253(Top 80%)12596(Top 83%)12596(Top 614%)
23M23.00 mi1.25 mi18740-18811681-5811681-5820589(Top 77%)12278(Top 81%)12278(Top 598%)
24M24.00 mi1.00 mi18834-9411705-2411705-2420361(Top 76%)12150(Top 80%)12150(Top 592%)
40K24.85 mi0.85 mi18920-8611744-3911744-3919942(Top 75%)11889(Top 78%)11889(Top 579%)
25.2M25.20 mi0.35 mi18963-4311757-1311757-1320480(Top 77%)12147(Top 80%)12147(Top 592%)
Finish26.22 mi1.02 mi18966-311751+611751+618566(Top 70%)11343(Top 75%)11343(Top 553%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 63%
×21stories
+97ft-345ft

Overall

16693

Males

10949

M50-54

10949

5K→10K

3.1 - 6.2 mi

Top 53%
×5stories
+79ft-138ft

Overall

14041

Males

9957

M50-54

9957

10K→15K

6.2 - 9.3 mi

Top 63%
×3stories
+67ft-78ft

Overall

16693

Males

10949

M50-54

10949

15K→20K

9.3 - 12.4 mi

Top 65%
×5stories
+106ft-86ft

Overall

17207

Males

11136

M50-54

11136

20K→Half

12.4 - 13.1 mi

Top 79%
×2stories
+19ft-37ft

Overall

21010

Males

12730

M50-54

12730

Half→25K

13.1 - 15.5 mi

Top 66%
×4stories
+66ft-88ft

Overall

17493

Males

11197

M50-54

11197

25K→30K

15.5 - 18.6 mi

Top 79%
×9stories
+181ft-148ft

Overall

20947

Males

12609

M50-54

12609

30K→20M

18.6 - 20.0 mi

Top 79%
×5stories
+64ft-50ft

Overall

21047

Males

12586

M50-54

12586

20M→21M

20.0 - 21.0 mi

Top 85%
×8stories
+106ft-24ft

Overall

22612

Males

13245

M50-54

13245

21M→35K

21.0 - 21.8 mi

Top 80%
×7stories
+17ft-86ft

Overall

21253

Males

12596

M50-54

12596

35K→23M

21.8 - 23.0 mi

Top 77%
×5stories
+23ft-63ft

Overall

20589

Males

12278

M50-54

12278

23M→24M

23.0 - 24.0 mi

Top 76%
×6stories
+12ft-82ft

Overall

20361

Males

12150

M50-54

12150

24M→40K

24.0 - 24.9 mi

Top 75%
×1story
+6ft-20ft

Overall

19942

Males

11889

M50-54

11889

40K→25.2M

24.9 - 25.2 mi

Top 77%
×1story
+13ft-16ft

Overall

20480

Males

12147

M50-54

12147

25.2M→Finish

25.2 - 26.2 mi

Top 70%
×2stories
+22ft-21ft

Overall

18566

Males

11343

M50-54

11343

Passing Analysis

Category:
Athletes Passed
829
Passed By
5164
Net Change
-4335
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#14631
5K → 10K441185+256#14631#14375
10K → 15K26816-790#14375#15165
15K → 20K63608-545#15165#15710
20K → Half3343-340#15710#16050
Half → 25K73343-270#16050#16320
25K → 30K291149-1120#16320#17440
30K → 20M17424-407#17440#17847
20M → 21M11548-537#17847#18384
21M → 35K14182-168#18384#18552
35K → 23M37225-188#18552#18740
23M → 24M33127-94#18740#18834
24M → 40K23109-86#18834#18920
40K → 25.2M1659-43#18920#18963
25.2M → Finish4346-3#18963#18966
TOTALS8295164-4335
📊

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