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BOSTON MARATHON 2023

Ricardo Concha

Bib: 9657•M

TX

0:00
0:00
/ mi
Masters
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Overall
#0 / 26622
Top 34%
Gender (Male)
#0 / 15176
Top 49%
Masters (Masters Men)
#0 / 9891
Top 37%
Division (M50-54)
#0 / 2052
Top 35%
Race Day Weather
49°/39°F
light intensity drizzle

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
23:27
Rank: #10045
Start → 5K
23:27 | 7:33/mi
10K· 6.21 mi
46:34
Rank: #9963 (+82)
5K → 10K
23:07 | 7:26/mi
15K· 9.32 mi
1:09:55
Rank: #10058 (-95)
10K → 15K
23:21 | 7:31/mi
20K· 12.43 mi
1:33:55
Rank: #10322 (-264)
15K → 20K
24:00 | 7:43/mi
Half· 13.11 mi
1:39:12
Rank: #10426 (-104)
20K → Half
5:17 | 7:45/mi
25K· 15.53 mi
1:58:04
Rank: #10481 (-55)
Half → 25K
18:52 | 7:47/mi
30K· 18.64 mi
2:22:23
Rank: #10277 (+204)
25K → 30K
24:19 | 7:50/mi
20M
2:33:05
Rank: #10193 (+84)
30K → 20M
10:42 | 7:52/mi
21M
2:41:00
Rank: #9948 (+245)
20M → 21M
7:55 | 7:55/mi
35K· 21.75 mi
2:46:43
Rank: #9918 (+30)
21M → 35K
5:43 | 7:38/mi
23M
2:56:10
Rank: #9682 (+236)
35K → 23M
9:27 | 7:33/mi
24M
3:03:40
Rank: #9570 (+112)
23M → 24M
7:30 | 7:30/mi
40K· 24.85 mi
3:10:02
Rank: #9419 (+151)
24M → 40K
6:22 | 7:27/mi
25.2M
3:12:44
Rank: #9339 (+80)
40K → 25.2M
2:42 | 7:50/mi
Finish· 26.22 mi
3:19:48
Rank: #9133 (+206)
25.2M → Finish
7:04 | 6:56/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:39:12
Pace7:34 /mi
2nd Half
Distance13.11 mi
Time1:40:36
Pace7:40 /mi
📊Positive Split: 1.4% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:49:2623:277:3323:27
7:33
-
10K
6.21 mi11:12:3346:347:3023:07
7:26
-0:07
15K
9.32 mi11:35:541:09:557:3023:21
7:31
+0:05
20K
12.43 mi11:59:541:33:557:3324:00
7:43
+0:12
Half
13.11 mi12:05:111:39:127:345:17
7:45
+0:02
25K
15.53 mi12:24:031:58:047:3618:52
7:47
+0:02
30K
18.64 mi12:48:222:22:237:3824:19
7:50
+0:03
20M
20.00 mi12:59:042:33:057:3910:42
7:52
+0:02
21M
21.00 mi13:06:592:41:007:407:55
7:55
+0:03
35K
21.75 mi13:12:422:46:437:405:43
7:38
-0:17
23M
23.00 mi13:22:092:56:107:409:27
7:33
-0:05
24M
24.00 mi13:29:393:03:407:397:30
7:30
-0:03
40K
24.85 mi13:36:013:10:027:396:22
7:27
-0:03
25.2M
25.20 mi13:38:433:12:447:392:42
7:50
+0:23
Finish
26.22 mi13:45:473:19:487:387:04
6:56
-0:54

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

6:56 /mi

Average Pace

7:38 /mi

Slowest Pace

7:55 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:40:18

50% of race

Time at Steady Pace

1:39:30

50% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 7:37 /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 mi10:49:2623:277:3323:27
7:33
#10045
10K
6.21 mi11:12:3346:347:3023:07
7:26
#9963
15K
9.32 mi11:35:541:09:557:3023:21
7:31
#10058
20K
12.43 mi11:59:541:33:557:3324:00
7:43
#10322
Half
13.11 mi12:05:111:39:127:345:17
7:45
#10426
25K
15.53 mi12:24:031:58:047:3618:52
7:47
#10481
30K
18.64 mi12:48:222:22:237:3824:19
7:50
#10277
20M
20.00 mi12:59:042:33:057:3910:42
7:52
#10193
21M
21.00 mi13:06:592:41:007:407:55
7:55
#9948
35K
21.75 mi13:12:422:46:437:405:43
7:38
#9918
23M
23.00 mi13:22:092:56:107:409:27
7:33
#9682
24M
24.00 mi13:29:393:03:407:397:30
7:30
#9570
40K
24.85 mi13:36:013:10:027:396:22
7:27
#9419
25.2M
25.20 mi13:38:433:12:447:392:42
7:50
#9339
Finish
26.22 mi13:45:473:19:487:387:04
6:56
#9133
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM50-54Seg. OverallSeg. MalesSeg. M50-54
5K3.11 mi3.11 mi100458149814910289(Top 39%)8295(Top 55%)8295(Top 404%)
10K6.21 mi3.10 mi9963+828122+278122+279968(Top 37%)8152(Top 54%)8152(Top 397%)
15K9.32 mi3.11 mi10058-958196-748196-7410289(Top 39%)8295(Top 55%)8295(Top 404%)
20K12.43 mi3.11 mi10322-2648321-1258321-12511094(Top 42%)8619(Top 57%)8619(Top 420%)
Half13.11 mi0.68 mi10426-1048370-498370-4912157(Top 46%)9111(Top 60%)9111(Top 444%)
25K15.53 mi2.42 mi10481-558378-88378-810924(Top 41%)8458(Top 56%)8458(Top 412%)
30K18.64 mi3.11 mi10277+2048224+1548224+1549554(Top 36%)7596(Top 50%)7596(Top 370%)
20M20.00 mi1.36 mi10193+848158+668158+669370(Top 35%)7398(Top 49%)7398(Top 361%)
21M21.00 mi1.00 mi9948+2458010+1488010+1486835(Top 26%)5769(Top 38%)5769(Top 281%)
35K21.75 mi0.75 mi9918+307981+297981+299521(Top 36%)7358(Top 48%)7358(Top 359%)
23M23.00 mi1.25 mi9682+2367817+1647817+1646726(Top 25%)5657(Top 37%)5657(Top 276%)
24M24.00 mi1.00 mi9570+1127730+877730+877699(Top 29%)6137(Top 40%)6137(Top 299%)
40K24.85 mi0.85 mi9419+1517606+1247606+1246372(Top 24%)5271(Top 35%)5271(Top 257%)
25.2M25.20 mi0.35 mi9339+807552+547552+545574(Top 21%)4673(Top 31%)4673(Top 228%)
Finish26.22 mi1.02 mi9133+2067418+1347418+1344846(Top 18%)4169(Top 27%)4169(Top 203%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 39%
×21stories
+97ft-345ft

Overall

10289

Males

8295

M50-54

8295

5K→10K

3.1 - 6.2 mi

Top 37%
×5stories
+79ft-138ft

Overall

9968

Males

8152

M50-54

8152

10K→15K

6.2 - 9.3 mi

Top 39%
×3stories
+67ft-78ft

Overall

10289

Males

8295

M50-54

8295

15K→20K

9.3 - 12.4 mi

Top 42%
×5stories
+106ft-86ft

Overall

11094

Males

8619

M50-54

8619

20K→Half

12.4 - 13.1 mi

Top 46%
×2stories
+19ft-37ft

Overall

12157

Males

9111

M50-54

9111

Half→25K

13.1 - 15.5 mi

Top 41%
×4stories
+66ft-88ft

Overall

10924

Males

8458

M50-54

8458

25K→30K

15.5 - 18.6 mi

Top 36%
×9stories
+181ft-148ft

Overall

9554

Males

7596

M50-54

7596

30K→20M

18.6 - 20.0 mi

Top 35%
×5stories
+64ft-50ft

Overall

9370

Males

7398

M50-54

7398

20M→21M

20.0 - 21.0 mi

Top 26%
×8stories
+106ft-24ft

Overall

6835

Males

5769

M50-54

5769

21M→35K

21.0 - 21.8 mi

Top 36%
×7stories
+17ft-86ft

Overall

9521

Males

7358

M50-54

7358

35K→23M

21.8 - 23.0 mi

Top 25%
×5stories
+23ft-63ft

Overall

6726

Males

5657

M50-54

5657

23M→24M

23.0 - 24.0 mi

Top 29%
×6stories
+12ft-82ft

Overall

7699

Males

6137

M50-54

6137

24M→40K

24.0 - 24.9 mi

Top 24%
×1story
+6ft-20ft

Overall

6372

Males

5271

M50-54

5271

40K→25.2M

24.9 - 25.2 mi

Top 21%
×1story
+13ft-16ft

Overall

5574

Males

4673

M50-54

4673

25.2M→Finish

25.2 - 26.2 mi

Top 18%
×2stories
+22ft-21ft

Overall

4846

Males

4169

M50-54

4169

Passing Analysis

Category:
Athletes Passed
2199*
Passed By
1285
Net Change
+912
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#10045
5K → 10K345*263+82#10045#9963
10K → 15K146239-95#9963#10058
15K → 20K83*347-264#10058#10322
20K → Half7111-104#10322#10426
Half → 25K116171-55#10426#10481
25K → 30K26561+204#10481#10277
30K → 20M123*39+84#10277#10193
20M → 21M248*3+245#10193#9948
21M → 35K5626+30#9948#9918
35K → 23M2448+236#9918#9682
23M → 24M12210+112#9682#9570
24M → 40K155*4+151#9570#9419
40K → 25.2M822+80#9419#9339
25.2M → Finish2071+206#9339#9133
TOTALS2199*1285+912

* 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