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BOSTON MARATHON 2023

Juan Ariza

Bib: 4444•M

0:00
0:00
/ mi
Masters
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Overall
#0 / 26622
Top 10%
Gender (Male)
#0 / 15176
Top 16%
Masters (Masters Men)
#0 / 9891
Top 6%
Division (M40-44)
#0 / 2241
Top 16%
Race Day Weather
49°/39°F
light intensity drizzle

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
20:01
Rank: #1991
Start → 5K
20:01 | 6:27/mi
10K· 6.21 mi
40:36
Rank: #2696 (-705)
5K → 10K
20:35 | 6:38/mi
15K· 9.32 mi
1:01:17
Rank: #3008 (-312)
10K → 15K
20:41 | 6:39/mi
20K· 12.43 mi
1:21:59
Rank: #3062 (-54)
15K → 20K
20:42 | 6:40/mi
Half· 13.11 mi
1:26:27
Rank: #3053 (+9)
20K → Half
4:28 | 6:33/mi
25K· 15.53 mi
1:42:46
Rank: #3103 (-50)
Half → 25K
16:19 | 6:44/mi
30K· 18.64 mi
2:04:25
Rank: #3231 (-128)
25K → 30K
21:39 | 6:58/mi
20M
2:13:54
Rank: #3250 (-19)
30K → 20M
9:29 | 6:59/mi
21M
2:20:58
Rank: #3177 (+73)
20M → 21M
7:04 | 7:04/mi
35K· 21.75 mi
2:25:35
Rank: #3052 (+125)
21M → 35K
4:37 | 6:10/mi
23M
2:33:50
Rank: #2907 (+145)
35K → 23M
8:15 | 6:35/mi
24M
2:40:12
Rank: #2812 (+95)
23M → 24M
6:22 | 6:22/mi
40K· 24.85 mi
2:45:45
Rank: #2707 (+105)
24M → 40K
5:33 | 6:29/mi
25.2M
2:48:08
Rank: #2667 (+40)
40K → 25.2M
2:23 | 6:55/mi
Finish· 26.22 mi
2:54:40
Rank: #2615 (+52)
25.2M → Finish
6:32 | 6:25/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:26:27
Pace6:36 /mi
2nd Half
Distance13.11 mi
Time1:28:13
Pace6:44 /mi
📊Positive Split: 2.0% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:21:5820:016:2720:01
6:27
-
10K
6.21 mi10:42:3340:366:3220:35
6:38
+0:11
15K
9.32 mi11:03:141:01:176:3520:41
6:39
+0:01
20K
12.43 mi11:23:561:21:596:3620:42
6:40
+0:01
Half
13.11 mi11:28:241:26:276:364:28
6:33
-0:07
25K
15.53 mi11:44:431:42:466:3716:19
6:44
+0:11
30K
18.64 mi12:06:222:04:256:4021:39
6:58
+0:14
20M
20.00 mi12:15:512:13:546:429:29
6:59
+0:01
21M
21.00 mi12:22:552:20:586:437:04
7:04
+0:05
35K
21.75 mi12:27:322:25:356:424:37
6:10
-0:54
23M
23.00 mi12:35:472:33:506:418:15
6:35
+0:25
24M
24.00 mi12:42:092:40:126:416:22
6:22
-0:13
40K
24.85 mi12:47:422:45:456:405:33
6:29
+0:07
25.2M
25.20 mi12:50:052:48:086:402:23
6:55
+0:26
Finish
26.22 mi12:56:372:54:406:406:32
6:25
-0:30

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

6:10 /mi

Average Pace

6:40 /mi

Slowest Pace

7:04 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:14:05

77% of race

Time at Steady Pace

40:35

23% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 6:40 /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 mi10:21:5820:016:2720:01
6:27
#1991
10K
6.21 mi10:42:3340:366:3220:35
6:38
#2696
15K
9.32 mi11:03:141:01:176:3520:41
6:39
#3008
20K
12.43 mi11:23:561:21:596:3620:42
6:40
#3062
Half
13.11 mi11:28:241:26:276:364:28
6:33
#3053
25K
15.53 mi11:44:431:42:466:3716:19
6:44
#3103
30K
18.64 mi12:06:222:04:256:4021:39
6:58
#3231
20M
20.00 mi12:15:512:13:546:429:29
6:59
#3250
21M
21.00 mi12:22:552:20:586:437:04
7:04
#3177
35K
21.75 mi12:27:322:25:356:424:37
6:10
#3052
23M
23.00 mi12:35:472:33:506:418:15
6:35
#2907
24M
24.00 mi12:42:092:40:126:416:22
6:22
#2812
40K
24.85 mi12:47:422:45:456:405:33
6:29
#2707
25.2M
25.20 mi12:50:052:48:086:402:23
6:55
#2667
Finish
26.22 mi12:56:372:54:406:406:32
6:25
#2615
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM40-44Seg. OverallSeg. MalesSeg. M40-44
5K3.11 mi3.11 mi1991190019003723(Top 14%)3507(Top 23%)3507(Top 156%)
10K6.21 mi3.10 mi2696-7052573-6732573-6733663(Top 14%)3459(Top 23%)3459(Top 154%)
15K9.32 mi3.11 mi3008-3122867-2942867-2943723(Top 14%)3507(Top 23%)3507(Top 156%)
20K12.43 mi3.11 mi3062-542921-542921-543261(Top 12%)3095(Top 20%)3095(Top 138%)
Half13.11 mi0.68 mi3053+92913+82913+83039(Top 11%)2904(Top 19%)2904(Top 130%)
25K15.53 mi2.42 mi3103-502957-442957-443580(Top 13%)3375(Top 22%)3375(Top 151%)
30K18.64 mi3.11 mi3231-1283075-1183075-1184120(Top 15%)3841(Top 25%)3841(Top 171%)
20M20.00 mi1.36 mi3250-193083-83083-83867(Top 15%)3595(Top 24%)3595(Top 160%)
21M21.00 mi1.00 mi3177+733014+693014+692464(Top 9%)2327(Top 15%)2327(Top 104%)
35K21.75 mi0.75 mi3052+1252898+1162898+1161189(Top 4%)1133(Top 7%)1133(Top 51%)
23M23.00 mi1.25 mi2907+1452766+1322766+1321742(Top 7%)1652(Top 11%)1652(Top 74%)
24M24.00 mi1.00 mi2812+952674+922674+921588(Top 6%)1504(Top 10%)1504(Top 67%)
40K24.85 mi0.85 mi2707+1052580+942580+941520(Top 6%)1434(Top 9%)1434(Top 64%)
25.2M25.20 mi0.35 mi2667+402542+382542+381497(Top 6%)1414(Top 9%)1414(Top 63%)
Finish26.22 mi1.02 mi2615+522493+492493+492061(Top 8%)1916(Top 13%)1916(Top 85%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 14%
×21stories
+97ft-345ft

Overall

3723

Males

3507

M40-44

3507

5K→10K

3.1 - 6.2 mi

Top 14%
×5stories
+79ft-138ft

Overall

3663

Males

3459

M40-44

3459

10K→15K

6.2 - 9.3 mi

Top 14%
×3stories
+67ft-78ft

Overall

3723

Males

3507

M40-44

3507

15K→20K

9.3 - 12.4 mi

Top 12%
×5stories
+106ft-86ft

Overall

3261

Males

3095

M40-44

3095

20K→Half

12.4 - 13.1 mi

Top 11%
×2stories
+19ft-37ft

Overall

3039

Males

2904

M40-44

2904

Half→25K

13.1 - 15.5 mi

Top 13%
×4stories
+66ft-88ft

Overall

3580

Males

3375

M40-44

3375

25K→30K

15.5 - 18.6 mi

Top 15%
×9stories
+181ft-148ft

Overall

4120

Males

3841

M40-44

3841

30K→20M

18.6 - 20.0 mi

Top 15%
×5stories
+64ft-50ft

Overall

3867

Males

3595

M40-44

3595

20M→21M

20.0 - 21.0 mi

Top 9%
×8stories
+106ft-24ft

Overall

2464

Males

2327

M40-44

2327

21M→35K

21.0 - 21.8 mi

Top 4%
×7stories
+17ft-86ft

Overall

1189

Males

1133

M40-44

1133

35K→23M

21.8 - 23.0 mi

Top 7%
×5stories
+23ft-63ft

Overall

1742

Males

1652

M40-44

1652

23M→24M

23.0 - 24.0 mi

Top 6%
×6stories
+12ft-82ft

Overall

1588

Males

1504

M40-44

1504

24M→40K

24.0 - 24.9 mi

Top 6%
×1story
+6ft-20ft

Overall

1520

Males

1434

M40-44

1434

40K→25.2M

24.9 - 25.2 mi

Top 6%
×1story
+13ft-16ft

Overall

1497

Males

1414

M40-44

1414

25.2M→Finish

25.2 - 26.2 mi

Top 8%
×2stories
+22ft-21ft

Overall

2061

Males

1916

M40-44

1916

Passing Analysis

Category:
Athletes Passed
937
Passed By
1561
Net Change
-624
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#1991
5K → 10K5710-705#1991#2696
10K → 15K20332-312#2696#3008
15K → 20K63117-54#3008#3062
20K → Half1910+9#3062#3053
Half → 25K4898-50#3053#3103
25K → 30K54182-128#3103#3231
30K → 20M5675-19#3231#3250
20M → 21M829+73#3250#3177
21M → 35K1250+125#3177#3052
35K → 23M1472+145#3052#2907
23M → 24M10712+95#2907#2812
24M → 40K1072+105#2812#2707
40K → 25.2M433+40#2707#2667
25.2M → Finish619+52#2667#2615
TOTALS9371561-624
📊

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