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BOSTON MARATHON 2023

Mario Chaves

Bib: 9829•M

0:00
0:00
/ mi
Masters
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Overall
#0 / 26622
Top 36%
Gender (Male)
#0 / 15176
Masters (Masters Men)
#0 / 9891
Top 39%
Division (M50-54)
#0 / 2052
Top 37%
Race Day Weather
49°/39°F
light intensity drizzle

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
23:58
Rank: #11555
Start → 5K
23:58 | 7:43/mi
10K· 6.21 mi
47:31
Rank: #11319 (+236)
5K → 10K
23:33 | 7:35/mi
15K· 9.32 mi
1:10:45
Rank: #10840 (+479)
10K → 15K
23:14 | 7:29/mi
20K· 12.43 mi
1:34:11
Rank: #10504 (+336)
15K → 20K
23:26 | 7:33/mi
Half· 13.11 mi
1:39:15
Rank: #10462 (+42)
20K → Half
5:04 | 7:26/mi
25K· 15.53 mi
1:57:50
Rank: #10351 (+111)
Half → 25K
18:35 | 7:40/mi
30K· 18.64 mi
2:22:15
Rank: #10218 (+133)
25K → 30K
24:25 | 7:52/mi
20M
2:32:49
Rank: #10081 (+137)
30K → 20M
10:34 | 7:47/mi
21M
2:41:20
Rank: #10068 (+13)
20M → 21M
8:31 | 8:31/mi
35K· 21.75 mi
2:46:55
Rank: #9978 (+90)
21M → 35K
5:35 | 7:28/mi
23M
2:56:38
Rank: #9839 (+139)
35K → 23M
9:43 | 7:46/mi
24M
3:04:15
Rank: #9744 (+95)
23M → 24M
7:37 | 7:37/mi
40K· 24.85 mi
3:10:44
Rank: #9614 (+130)
24M → 40K
6:29 | 7:35/mi
25.2M
3:13:36
Rank: #9575 (+39)
40K → 25.2M
2:52 | 8:19/mi
Finish· 26.22 mi
3:21:20
Rank: #9542 (+33)
25.2M → Finish
7:44 | 7:35/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:39:15
Pace7:34 /mi
2nd Half
Distance13.11 mi
Time1:42:05
Pace7:47 /mi
📊Positive Split: 2.9% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:49:3423:587:4323:58
7:43
-
10K
6.21 mi11:13:0747:317:3923:33
7:35
-0:08
15K
9.32 mi11:36:211:10:457:3523:14
7:29
-0:06
20K
12.43 mi11:59:471:34:117:3523:26
7:33
+0:04
Half
13.11 mi12:04:511:39:157:345:04
7:26
-0:07
25K
15.53 mi12:23:261:57:507:3518:35
7:40
+0:14
30K
18.64 mi12:47:512:22:157:3824:25
7:52
+0:12
20M
20.00 mi12:58:252:32:497:3810:34
7:47
-0:05
21M
21.00 mi13:06:562:41:207:418:31
8:31
+0:44
35K
21.75 mi13:12:312:46:557:415:35
7:28
-1:03
23M
23.00 mi13:22:142:56:387:419:43
7:46
+0:18
24M
24.00 mi13:29:513:04:157:417:37
7:37
-0:09
40K
24.85 mi13:36:203:10:447:406:29
7:35
-0:02
25.2M
25.20 mi13:39:123:13:367:412:52
8:19
+0:44
Finish
26.22 mi13:46:563:21:207:417:44
7:35
-0:44

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

7:26 /mi

Average Pace

7:41 /mi

Slowest Pace

8:31 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

3:09:57

94% of race

Time at Steady Pace

11:23

6% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 7:41 /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 mi10:49:3423:587:4323:58
7:43
#11555
10K
6.21 mi11:13:0747:317:3923:33
7:35
#11319
15K
9.32 mi11:36:211:10:457:3523:14
7:29
#10840
20K
12.43 mi11:59:471:34:117:3523:26
7:33
#10504
Half
13.11 mi12:04:511:39:157:345:04
7:26
#10462
25K
15.53 mi12:23:261:57:507:3518:35
7:40
#10351
30K
18.64 mi12:47:512:22:157:3824:25
7:52
#10218
20M
20.00 mi12:58:252:32:497:3810:34
7:47
#10081
21M
21.00 mi13:06:562:41:207:418:31
8:31
#10068
35K
21.75 mi13:12:312:46:557:415:35
7:28
#9978
23M
23.00 mi13:22:142:56:387:419:43
7:46
#9839
24M
24.00 mi13:29:513:04:157:417:37
7:37
#9744
40K
24.85 mi13:36:203:10:447:406:29
7:35
#9614
25.2M
25.20 mi13:39:123:13:367:412:52
8:19
#9575
Finish
26.22 mi13:46:563:21:207:417:44
7:35
#9542
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM50-54Seg. OverallSeg. MalesSeg. M50-54
5K3.11 mi3.11 mi11555891789179988(Top 38%)8140(Top 54%)8140(Top 397%)
10K6.21 mi3.10 mi11319+2368800+1178800+11711117(Top 42%)8718(Top 57%)8718(Top 425%)
15K9.32 mi3.11 mi10840+4798568+2328568+2329988(Top 38%)8140(Top 54%)8140(Top 397%)
20K12.43 mi3.11 mi10504+3368415+1538415+1539646(Top 36%)7882(Top 52%)7882(Top 384%)
Half13.11 mi0.68 mi10462+428396+198396+199576(Top 36%)7857(Top 52%)7857(Top 383%)
25K15.53 mi2.42 mi10351+1118314+828314+8210011(Top 38%)7985(Top 53%)7985(Top 389%)
30K18.64 mi3.11 mi10218+1338198+1168198+1169805(Top 37%)7721(Top 51%)7721(Top 376%)
20M20.00 mi1.36 mi10081+1378104+948104+948675(Top 33%)7008(Top 46%)7008(Top 342%)
21M21.00 mi1.00 mi10068+138077+278077+2710547(Top 40%)7880(Top 52%)7880(Top 384%)
35K21.75 mi0.75 mi9978+908007+708007+708263(Top 31%)6664(Top 44%)6664(Top 325%)
23M23.00 mi1.25 mi9839+1397903+1047903+1048144(Top 31%)6492(Top 43%)6492(Top 316%)
24M24.00 mi1.00 mi9744+957823+807823+808503(Top 32%)6615(Top 44%)6615(Top 322%)
40K24.85 mi0.85 mi9614+1307727+967727+967215(Top 27%)5763(Top 38%)5763(Top 281%)
25.2M25.20 mi0.35 mi9575+397688+397688+398354(Top 31%)6386(Top 42%)6386(Top 311%)
Finish26.22 mi1.02 mi9542+337644+447644+449183(Top 34%)6853(Top 45%)6853(Top 334%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 38%
×21stories
+97ft-345ft

Overall

9988

Males

8140

M50-54

8140

5K→10K

3.1 - 6.2 mi

Top 42%
×5stories
+79ft-138ft

Overall

11117

Males

8718

M50-54

8718

10K→15K

6.2 - 9.3 mi

Top 38%
×3stories
+67ft-78ft

Overall

9988

Males

8140

M50-54

8140

15K→20K

9.3 - 12.4 mi

Top 36%
×5stories
+106ft-86ft

Overall

9646

Males

7882

M50-54

7882

20K→Half

12.4 - 13.1 mi

Top 36%
×2stories
+19ft-37ft

Overall

9576

Males

7857

M50-54

7857

Half→25K

13.1 - 15.5 mi

Top 38%
×4stories
+66ft-88ft

Overall

10011

Males

7985

M50-54

7985

25K→30K

15.5 - 18.6 mi

Top 37%
×9stories
+181ft-148ft

Overall

9805

Males

7721

M50-54

7721

30K→20M

18.6 - 20.0 mi

Top 33%
×5stories
+64ft-50ft

Overall

8675

Males

7008

M50-54

7008

20M→21M

20.0 - 21.0 mi

Top 40%
×8stories
+106ft-24ft

Overall

10547

Males

7880

M50-54

7880

21M→35K

21.0 - 21.8 mi

Top 31%
×7stories
+17ft-86ft

Overall

8263

Males

6664

M50-54

6664

35K→23M

21.8 - 23.0 mi

Top 31%
×5stories
+23ft-63ft

Overall

8144

Males

6492

M50-54

6492

23M→24M

23.0 - 24.0 mi

Top 32%
×6stories
+12ft-82ft

Overall

8503

Males

6615

M50-54

6615

24M→40K

24.0 - 24.9 mi

Top 27%
×1story
+6ft-20ft

Overall

7215

Males

5763

M50-54

5763

40K→25.2M

24.9 - 25.2 mi

Top 31%
×1story
+13ft-16ft

Overall

8354

Males

6386

M50-54

6386

25.2M→Finish

25.2 - 26.2 mi

Top 34%
×2stories
+22ft-21ft

Overall

9183

Males

6853

M50-54

6853

Passing Analysis

Category:
Athletes Passed
2680*
Passed By
667
Net Change
+2013
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#11555
5K → 10K430194+236#11555#11319
10K → 15K51132+479#11319#10840
15K → 20K37539+336#10840#10504
20K → Half6018+42#10504#10462
Half → 25K18776+111#10462#10351
25K → 30K217*84+133#10351#10218
30K → 20M163*26+137#10218#10081
20M → 21M8875+13#10081#10068
21M → 35K103*13+90#10068#9978
35K → 23M15617+139#9978#9839
23M → 24M11015+95#9839#9744
24M → 40K142*12+130#9744#9614
40K → 25.2M5617+39#9614#9575
25.2M → Finish8249+33#9575#9542
TOTALS2680*667+2013

* Includes athletes who did not complete a segment (DNF/DNQ).

📊

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