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BOSTON MARATHON 2023

Josh Rivas

Bib: 13550•M

TX

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
25:07
Rank: #14582
Start → 5K
25:07 | 8:05/mi
10K· 6.21 mi
49:55
Rank: #14615 (-33)
5K → 10K
24:48 | 7:59/mi
15K· 9.32 mi
1:14:19
Rank: #14161 (+454)
10K → 15K
24:24 | 7:51/mi
20K· 12.43 mi
1:39:08
Rank: #13912 (+249)
15K → 20K
24:49 | 7:59/mi
Half· 13.11 mi
1:44:32
Rank: #13894 (+18)
20K → Half
5:24 | 7:55/mi
25K· 15.53 mi
2:05:13
Rank: #14344 (-450)
Half → 25K
20:41 | 8:32/mi
30K· 18.64 mi
2:32:14
Rank: #14568 (-224)
25K → 30K
27:01 | 8:42/mi
20M
2:44:19
Rank: #14668 (-100)
30K → 20M
12:05 | 8:54/mi
21M
2:54:18
Rank: #14890 (-222)
20M → 21M
9:59 | 9:59/mi
35K· 21.75 mi
3:00:49
Rank: #14948 (-58)
21M → 35K
6:31 | 8:43/mi
23M
3:13:35
Rank: #15410 (-462)
35K → 23M
12:46 | 10:12/mi
24M
3:24:57
Rank: #16122 (-712)
23M → 24M
11:22 | 11:22/mi
40K· 24.85 mi
3:32:51
Rank: #16152 (-30)
24M → 40K
7:54 | 9:14/mi
25.2M
3:36:12
Rank: #16166 (-14)
40K → 25.2M
3:21 | 9:43/mi
Finish· 26.22 mi
3:45:00
Rank: #16178 (-12)
25.2M → Finish
8:48 | 8:38/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:44:32
Pace7:58 /mi
2nd Half
Distance13.11 mi
Time2:00:28
Pace9:11 /mi
📊Positive Split: 15.2% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:15:5825:078:0525:07
8:05
-
10K
6.21 mi11:40:4649:558:0224:48
7:59
-0:06
15K
9.32 mi12:05:101:14:197:5824:24
7:51
-0:08
20K
12.43 mi12:29:591:39:087:5924:49
7:59
+0:08
Half
13.11 mi12:35:231:44:327:585:24
7:55
-0:04
25K
15.53 mi12:56:042:05:138:0420:41
8:32
+0:37
30K
18.64 mi13:23:052:32:148:1027:01
8:42
+0:10
20M
20.00 mi13:35:102:44:198:1312:05
8:54
+0:12
21M
21.00 mi13:45:092:54:188:189:59
9:59
+1:05
35K
21.75 mi13:51:403:00:498:196:31
8:43
-1:16
23M
23.00 mi14:04:263:13:358:2512:46
10:12
+1:29
24M
24.00 mi14:15:483:24:578:3211:22
11:22
+1:10
40K
24.85 mi14:23:423:32:518:347:54
9:14
-2:08
25.2M
25.20 mi14:27:033:36:128:353:21
9:43
+0:29
Finish
26.22 mi14:35:513:45:008:358:48
8:38
-1:05

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

7:51 /mi

Average Pace

8:35 /mi

Slowest Pace

11:22 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:44:32

46% of race

Time at Steady Pace

1:15:06

33% of race

Time at Slower Pace

45:22

20% of race

Average Pace: 8:35 /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 mi11:15:5825:078:0525:07
8:05
#14582
10K
6.21 mi11:40:4649:558:0224:48
7:59
#14615
15K
9.32 mi12:05:101:14:197:5824:24
7:51
#14161
20K
12.43 mi12:29:591:39:087:5924:49
7:59
#13912
Half
13.11 mi12:35:231:44:327:585:24
7:55
#13894
25K
15.53 mi12:56:042:05:138:0420:41
8:32
#14344
30K
18.64 mi13:23:052:32:148:1027:01
8:42
#14568
20M
20.00 mi13:35:102:44:198:1312:05
8:54
#14668
21M
21.00 mi13:45:092:54:188:189:59
9:59
#14890
35K
21.75 mi13:51:403:00:498:196:31
8:43
#14948
23M
23.00 mi14:04:263:13:358:2512:46
10:12
#15410
24M
24.00 mi14:15:483:24:578:3211:22
11:22
#16122
40K
24.85 mi14:23:423:32:518:347:54
9:14
#16152
25.2M
25.20 mi14:27:033:36:128:353:21
9:43
#16166
Finish
26.22 mi14:35:513:45:008:358:48
8:38
#16178
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM50-54Seg. OverallSeg. MalesSeg. M50-54
5K3.11 mi3.11 mi14582101881018813144(Top 49%)9562(Top 63%)9562(Top 466%)
10K6.21 mi3.10 mi14615-3310183+510183+514680(Top 55%)10195(Top 67%)10195(Top 497%)
15K9.32 mi3.11 mi14161+4549985+1989985+19813144(Top 49%)9562(Top 63%)9562(Top 466%)
20K12.43 mi3.11 mi13912+2499864+1219864+12113310(Top 50%)9585(Top 63%)9585(Top 467%)
Half13.11 mi0.68 mi13894+189854+109854+1013672(Top 51%)9782(Top 64%)9782(Top 477%)
25K15.53 mi2.42 mi14344-45010016-16210016-16216381(Top 62%)10699(Top 70%)10699(Top 521%)
30K18.64 mi3.11 mi14568-22410066-5010066-5015486(Top 58%)10255(Top 68%)10255(Top 500%)
20M20.00 mi1.36 mi14668-10010088-2210088-2215956(Top 60%)10392(Top 68%)10392(Top 506%)
21M21.00 mi1.00 mi14890-22210149-6110149-6117951(Top 67%)11197(Top 74%)11197(Top 546%)
35K21.75 mi0.75 mi14948-5810150-110150-116434(Top 62%)10451(Top 69%)10451(Top 509%)
23M23.00 mi1.25 mi15410-46210284-13410284-13420543(Top 77%)12259(Top 81%)12259(Top 597%)
24M24.00 mi1.00 mi16122-71210574-29010574-29023679(Top 89%)13669(Top 90%)13669(Top 666%)
40K24.85 mi0.85 mi16152-3010572+210572+217247(Top 65%)10685(Top 70%)10685(Top 521%)
25.2M25.20 mi0.35 mi16166-1410571+110571+116125(Top 61%)10169(Top 67%)10169(Top 496%)
Finish26.22 mi1.02 mi16178-1210560+1110560+1116148(Top 61%)10230(Top 67%)10230(Top 499%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 49%
×21stories
+97ft-345ft

Overall

13144

Males

9562

M50-54

9562

5K→10K

3.1 - 6.2 mi

Top 55%
×5stories
+79ft-138ft

Overall

14680

Males

10195

M50-54

10195

10K→15K

6.2 - 9.3 mi

Top 49%
×3stories
+67ft-78ft

Overall

13144

Males

9562

M50-54

9562

15K→20K

9.3 - 12.4 mi

Top 50%
×5stories
+106ft-86ft

Overall

13310

Males

9585

M50-54

9585

20K→Half

12.4 - 13.1 mi

Top 51%
×2stories
+19ft-37ft

Overall

13672

Males

9782

M50-54

9782

Half→25K

13.1 - 15.5 mi

Top 62%
×4stories
+66ft-88ft

Overall

16381

Males

10699

M50-54

10699

25K→30K

15.5 - 18.6 mi

Top 58%
×9stories
+181ft-148ft

Overall

15486

Males

10255

M50-54

10255

30K→20M

18.6 - 20.0 mi

Top 60%
×5stories
+64ft-50ft

Overall

15956

Males

10392

M50-54

10392

20M→21M

20.0 - 21.0 mi

Top 67%
×8stories
+106ft-24ft

Overall

17951

Males

11197

M50-54

11197

21M→35K

21.0 - 21.8 mi

Top 62%
×7stories
+17ft-86ft

Overall

16434

Males

10451

M50-54

10451

35K→23M

21.8 - 23.0 mi

Top 77%
×5stories
+23ft-63ft

Overall

20543

Males

12259

M50-54

12259

23M→24M

23.0 - 24.0 mi

Top 89%
×6stories
+12ft-82ft

Overall

23679

Males

13669

M50-54

13669

24M→40K

24.0 - 24.9 mi

Top 65%
×1story
+6ft-20ft

Overall

17247

Males

10685

M50-54

10685

40K→25.2M

24.9 - 25.2 mi

Top 61%
×1story
+13ft-16ft

Overall

16125

Males

10169

M50-54

10169

25.2M→Finish

25.2 - 26.2 mi

Top 61%
×2stories
+22ft-21ft

Overall

16148

Males

10230

M50-54

10230

Passing Analysis

Category:
Athletes Passed
1558
Passed By
3154
Net Change
-1596
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#14582
5K → 10K274307-33#14582#14615
10K → 15K50147+454#14615#14161
15K → 20K30960+249#14161#13912
20K → Half4325+18#13912#13894
Half → 25K45495-450#13894#14344
25K → 30K107331-224#14344#14568
30K → 20M60160-100#14568#14668
20M → 21M29251-222#14668#14890
21M → 35K3290-58#14890#14948
35K → 23M19481-462#14948#15410
23M → 24M6718-712#15410#16122
24M → 40K5181-30#16122#16152
40K → 25.2M2135-14#16152#16166
25.2M → Finish6173-12#16166#16178
TOTALS15583154-1596
📊

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