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BOSTON MARATHON 2023

Andres Castillo

Bib: 12067•M

0:00
0:00
/ mi
Masters
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Overall
#0 / 26622
Top 26%
Gender (Male)
#0 / 15176
Top 40%
Masters (Masters Men)
#0 / 9891
Top 26%
Division (M45-49)
#0 / 2252
Top 34%
Race Day Weather
49°/39°F
light intensity drizzle

⏱️ Race Timeline

Course Elevation
7–469 ft
≈
×2stacked redwood trees
•▲ 890 ft climb · ▼ 1342 ft descent
Ribbon color based on
FasterSteadySlower· vs. your average pace
Start
0:00
Race begins
5K· 3.11 mi
7:28/mi
23:12
↑ 97↓ 3451.5%
10K· 6.21 mi
7:07/mi
45:18
↑ 79↓ 1380.4%
15K· 9.32 mi
7:03/mi
1:07:13
↑ 67↓ 78
20K· 12.43 mi
7:03/mi
1:29:06
↑ 106↓ 860.1%
Half· 13.11 mi
6:58/mi
1:33:51
↑ 19↓ 370.5%
25K· 15.53 mi
7:02/mi
1:50:55
↑ 66↓ 880.2%
30K· 18.64 mi
7:16/mi
2:13:31
↑ 181↓ 1480.2%
20M
7:20/mi
2:23:29
↑ 64↓ 500.2%
21M
7:46/mi
2:31:15
↑ 106↓ 241.6%
35K· 21.75 mi
7:20/mi
2:36:44
↑ 17↓ 861.7%
23M
7:39/mi
2:46:19
↑ 23↓ 630.6%
24M
7:38/mi
2:53:57
↓ 821.3%
40K· 24.85 mi
7:51/mi
3:00:40
↓ 200.3%
25.2M
9:02/mi
3:03:47
↑ 13↓ 160.2%
Finish· 26.22 mi
8:09/mi
3:12:05
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:33:51
Pace7:10 /mi
2nd Half
Distance13.11 mi
Time1:38:14
Pace7:30 /mi
📊Positive Split: 4.7% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:50:3523:127:2823:12
7:28
-
10K
6.21 mi11:12:4145:187:1722:06
7:07
-0:21
15K
9.32 mi11:34:361:07:137:1321:55
7:03
-0:04
20K
12.43 mi11:56:291:29:067:1021:53
7:03
0:00
Half
13.11 mi12:01:141:33:517:104:45
6:58
-0:05
25K
15.53 mi12:18:181:50:557:0817:04
7:02
+0:04
30K
18.64 mi12:40:542:13:317:1022:36
7:16
+0:14
20M
20.00 mi12:50:522:23:297:109:58
7:20
+0:04
21M
21.00 mi12:58:382:31:157:127:46
7:46
+0:26
35K
21.75 mi13:04:072:36:447:125:29
7:20
-0:26
23M
23.00 mi13:13:422:46:197:149:35
7:39
+0:19
24M
24.00 mi13:21:202:53:577:157:38
7:38
-0:01
40K
24.85 mi13:28:033:00:407:166:43
7:51
+0:13
25.2M
25.20 mi13:31:103:03:477:183:07
9:02
+1:11
Finish
26.22 mi13:39:283:12:057:208:18
8:09
-0:53

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

6:58 /mi

Average Pace

7:20 /mi

Slowest Pace

9:02 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:05:37

34% of race

Time at Steady Pace

1:23:21

43% of race

Time at Slower Pace

43:07

22% of race

Average Pace: 7:20 /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 mi10:50:3523:127:2823:12
7:28
#9337
10K
6.21 mi11:12:4145:187:1722:06
7:07
#8376
15K
9.32 mi11:34:361:07:137:1321:55
7:03
#7822
20K
12.43 mi11:56:291:29:067:1021:53
7:03
#7339
Half
13.11 mi12:01:141:33:517:104:45
6:58
#7281
25K
15.53 mi12:18:181:50:557:0817:04
7:02
#7006
30K
18.64 mi12:40:542:13:317:1022:36
7:16
#6766
20M
20.00 mi12:50:522:23:297:109:58
7:20
#6674
21M
21.00 mi12:58:382:31:157:127:46
7:46
#6601
35K
21.75 mi13:04:072:36:447:125:29
7:20
#6592
23M
23.00 mi13:13:422:46:197:149:35
7:39
#6591
24M
24.00 mi13:21:202:53:577:157:38
7:38
#6616
40K
24.85 mi13:28:033:00:407:166:43
7:51
#6650
25.2M
25.20 mi13:31:103:03:477:183:07
9:02
#6715
Finish
26.22 mi13:39:283:12:057:208:18
8:09
#6925
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM45-49Seg. OverallSeg. MalesSeg. M45-49
5K3.11 mi3.11 mi9337777377736877(Top 26%)6150(Top 41%)6150(Top 273%)
10K6.21 mi3.10 mi8376+9617195+5787195+5787523(Top 28%)6618(Top 44%)6618(Top 294%)
15K9.32 mi3.11 mi7822+5546837+3586837+3586877(Top 26%)6150(Top 41%)6150(Top 273%)
20K12.43 mi3.11 mi7339+4836495+3426495+3426242(Top 23%)5653(Top 37%)5653(Top 251%)
Half13.11 mi0.68 mi7281+586450+456450+456350(Top 24%)5760(Top 38%)5760(Top 256%)
25K15.53 mi2.42 mi7006+2756240+2106240+2105797(Top 22%)5299(Top 35%)5299(Top 235%)
30K18.64 mi3.11 mi6766+2406038+2026038+2025898(Top 22%)5303(Top 35%)5303(Top 235%)
20M20.00 mi1.36 mi6674+925956+825956+825840(Top 22%)5178(Top 34%)5178(Top 230%)
21M21.00 mi1.00 mi6601+735887+695887+695997(Top 23%)5195(Top 34%)5195(Top 231%)
35K21.75 mi0.75 mi6592+95872+155872+157294(Top 27%)6067(Top 40%)6067(Top 269%)
23M23.00 mi1.25 mi6591+15864+85864+87431(Top 28%)6072(Top 40%)6072(Top 270%)
24M24.00 mi1.00 mi6616-255865-15865-18588(Top 32%)6655(Top 44%)6655(Top 296%)
40K24.85 mi0.85 mi6650-345872-75872-78980(Top 34%)6790(Top 45%)6790(Top 302%)
25.2M25.20 mi0.35 mi6715-655907-355907-3512643(Top 47%)8556(Top 56%)8556(Top 380%)
Finish26.22 mi1.02 mi6925-2106031-1246031-12413029(Top 49%)8774(Top 58%)8774(Top 390%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 26%
×21story building
+97ft-345ft

Overall

6877

Males

6150

M45-49

6150

5K→10K

3.1 - 6.2 mi

Top 28%
×5story building
+79ft-138ft

Overall

7523

Males

6618

M45-49

6618

10K→15K

6.2 - 9.3 mi

Top 26%
×3story building
+67ft-78ft

Overall

6877

Males

6150

M45-49

6150

15K→20K

9.3 - 12.4 mi

Top 23%
×5story building
+106ft-86ft

Overall

6242

Males

5653

M45-49

5653

20K→Half

12.4 - 13.1 mi

Top 24%
×2story building
+19ft-37ft

Overall

6350

Males

5760

M45-49

5760

Half→25K

13.1 - 15.5 mi

Top 22%
×4story building
+66ft-88ft

Overall

5797

Males

5299

M45-49

5299

25K→30K

15.5 - 18.6 mi

Top 22%
×9story building
+181ft-148ft

Overall

5898

Males

5303

M45-49

5303

30K→20M

18.6 - 20.0 mi

Top 22%
×5story building
+64ft-50ft

Overall

5840

Males

5178

M45-49

5178

20M→21M

20.0 - 21.0 mi

Top 23%
×8story building
+106ft-24ft

Overall

5997

Males

5195

M45-49

5195

21M→35K

21.0 - 21.8 mi

Top 27%
×7story building
+17ft-86ft

Overall

7294

Males

6067

M45-49

6067

35K→23M

21.8 - 23.0 mi

Top 28%
×5story building
+23ft-63ft

Overall

7431

Males

6072

M45-49

6072

23M→24M

23.0 - 24.0 mi

Top 32%
×6story building
+12ft-82ft

Overall

8588

Males

6655

M45-49

6655

24M→40K

24.0 - 24.9 mi

Top 34%
×1story
+6ft-20ft

Overall

8980

Males

6790

M45-49

6790

40K→25.2M

24.9 - 25.2 mi

Top 47%
×1story
+13ft-16ft

Overall

12643

Males

8556

M45-49

8556

25.2M→Finish

25.2 - 26.2 mi

Top 49%
×2story building
+22ft-21ft

Overall

13029

Males

8774

M45-49

8774

Passing Analysis

Category:
Athletes Passed
3064
Passed By
652
Net Change
+2412
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#9337
5K → 10K98423+961#9337#8376
10K → 15K5606+554#8376#7822
15K → 20K4863+483#7822#7339
20K → Half613+58#7339#7281
Half → 25K2794+275#7281#7006
25K → 30K26020+240#7006#6766
30K → 20M11220+92#6766#6674
20M → 21M10229+73#6674#6601
21M → 35K4637+9#6601#6592
35K → 23M6261+1#6592#6591
23M → 24M4166-25#6591#6616
24M → 40K4882-34#6616#6650
40K → 25.2M1075-65#6650#6715
25.2M → Finish13223-210#6715#6925
TOTALS3064652+2412
📊

Passing Visuals

Category:
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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