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BOSTON MARATHON 2023

Jesus Casio

Bib: 31892•M

CA

0:00
0:00
/ mi
Masters
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Overall
#0 / 26622
Gender (Male)
#0 / 15176
Masters (Masters Men)
#0 / 9891
Division (M40-44)
#0 / 2241
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
10:26/mi
32:25
↑ 97↓ 3451.5%
10K· 6.21 mi
10:31/mi
1:05:04
↑ 79↓ 1380.4%
15K· 9.32 mi
9:26/mi
1:34:21
↑ 67↓ 78
20K· 12.43 mi
9:53/mi
2:05:02
↑ 106↓ 860.1%
Half· 13.11 mi
9:04/mi
2:11:13
↑ 19↓ 370.5%
25K· 15.53 mi
10:13/mi
2:36:00
↑ 66↓ 880.2%
30K· 18.64 mi
10:44/mi
3:09:22
↑ 181↓ 1480.2%
20M
11:37/mi
3:25:09
↑ 64↓ 500.2%
21M
11:37/mi
3:36:46
↑ 106↓ 241.6%
35K· 21.75 mi
10:30/mi
3:44:37
↑ 17↓ 861.7%
23M
11:02/mi
3:58:26
↑ 23↓ 630.6%
24M
14:25/mi
4:12:51
↓ 821.3%
40K· 24.85 mi
13:54/mi
4:24:44
↓ 200.3%
25.2M
13:15/mi
4:29:18
↑ 13↓ 160.2%
Finish· 26.22 mi
12:41/mi
4:42:14
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time2:11:13
Pace10:01 /mi
2nd Half
Distance13.11 mi
Time2:31:01
Pace11:31 /mi
📊Positive Split: 15.1% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:56:0332:2510:2632:25
10:26
-
10K
6.21 mi12:28:421:05:0410:2832:39
10:31
+0:05
15K
9.32 mi12:57:591:34:2110:0729:17
9:26
-1:05
20K
12.43 mi13:28:402:05:0210:0430:41
9:53
+0:27
Half
13.11 mi13:34:512:11:1310:016:11
9:04
-0:49
25K
15.53 mi13:59:382:36:0010:0324:47
10:13
+1:09
30K
18.64 mi14:33:003:09:2210:1033:22
10:44
+0:31
20M
20.00 mi14:48:473:25:0910:1515:47
11:37
+0:53
21M
21.00 mi15:00:243:36:4610:1911:37
11:37
0:00
35K
21.75 mi15:08:153:44:3710:207:51
10:30
-1:07
23M
23.00 mi15:22:043:58:2610:2213:49
11:02
+0:32
24M
24.00 mi15:36:294:12:5110:3214:25
14:25
+3:23
40K
24.85 mi15:48:224:24:4410:3911:53
13:54
-0:31
25.2M
25.20 mi15:52:564:29:1810:414:34
13:15
-0:39
Finish
26.22 mi16:05:524:42:1410:4612:56
12:41
-0:34

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

9:04 /mi

Average Pace

10:46 /mi

Slowest Pace

14:25 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:06:09

23% of race

Time at Steady Pace

2:24:53

51% of race

Time at Slower Pace

1:11:12

25% of race

Average Pace: 10:46 /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 mi11:56:0332:2510:2632:25
10:26
#24543
10K
6.21 mi12:28:421:05:0410:2832:39
10:31
#24661
15K
9.32 mi12:57:591:34:2110:0729:17
9:26
#23840
20K
12.43 mi13:28:402:05:0210:0430:41
9:53
#23557
Half
13.11 mi13:34:512:11:1310:016:11
9:04
#23427
25K
15.53 mi13:59:382:36:0010:0324:47
10:13
#23301
30K
18.64 mi14:33:003:09:2210:1033:22
10:44
#23159
20M
20.00 mi14:48:473:25:0910:1515:47
11:37
#23196
21M
21.00 mi15:00:243:36:4610:1911:37
11:37
#23145
35K
21.75 mi15:08:153:44:3710:207:51
10:30
#23113
23M
23.00 mi15:22:043:58:2610:2213:49
11:02
#23062
24M
24.00 mi15:36:294:12:5110:3214:25
14:25
#23365
40K
24.85 mi15:48:224:24:4410:3911:53
13:54
#23529
25.2M
25.20 mi15:52:564:29:1810:414:34
13:15
#23554
Finish
26.22 mi16:05:524:42:1410:4612:56
12:41
#23690
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM40-44Seg. OverallSeg. MalesSeg. M40-44
5K3.11 mi3.11 mi24543143371433722029(Top 83%)13206(Top 87%)13206(Top 589%)
10K6.21 mi3.10 mi24661-11814394-5714394-5724689(Top 93%)14394(Top 95%)14394(Top 642%)
15K9.32 mi3.11 mi23840+82114015+37914015+37922029(Top 83%)13206(Top 87%)13206(Top 589%)
20K12.43 mi3.11 mi23557+28313899+11613899+11622586(Top 85%)13436(Top 89%)13436(Top 600%)
Half13.11 mi0.68 mi23427+13013841+5813841+5820696(Top 78%)12616(Top 83%)12616(Top 563%)
25K15.53 mi2.42 mi23301+12613767+7413767+7422663(Top 85%)13443(Top 89%)13443(Top 600%)
30K18.64 mi3.11 mi23159+14213671+9613671+9622682(Top 85%)13371(Top 88%)13371(Top 597%)
20M20.00 mi1.36 mi23196-3713680-913680-923691(Top 89%)13775(Top 91%)13775(Top 615%)
21M21.00 mi1.00 mi23145+5113638+4213638+4222086(Top 83%)13023(Top 86%)13023(Top 581%)
35K21.75 mi0.75 mi23113+3213614+2413614+2422377(Top 84%)13098(Top 86%)13098(Top 584%)
23M23.00 mi1.25 mi23062+5113583+3113583+3122411(Top 84%)13119(Top 86%)13119(Top 585%)
24M24.00 mi1.00 mi23365-30313723-14013723-14026225(Top 99%)14937(Top 98%)14937(Top 667%)
40K24.85 mi0.85 mi23529-16413802-7913802-7925627(Top 96%)14617(Top 96%)14617(Top 652%)
25.2M25.20 mi0.35 mi23554-2513806-413806-424238(Top 91%)13909(Top 92%)13909(Top 621%)
Finish26.22 mi1.02 mi23690-13613860-5413860-5425785(Top 97%)14697(Top 97%)14697(Top 656%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 83%
×21story building
+97ft-345ft

Overall

22029

Males

13206

M40-44

13206

5K→10K

3.1 - 6.2 mi

Top 93%
×5story building
+79ft-138ft

Overall

24689

Males

14394

M40-44

14394

10K→15K

6.2 - 9.3 mi

Top 83%
×3story building
+67ft-78ft

Overall

22029

Males

13206

M40-44

13206

15K→20K

9.3 - 12.4 mi

Top 85%
×5story building
+106ft-86ft

Overall

22586

Males

13436

M40-44

13436

20K→Half

12.4 - 13.1 mi

Top 78%
×2story building
+19ft-37ft

Overall

20696

Males

12616

M40-44

12616

Half→25K

13.1 - 15.5 mi

Top 85%
×4story building
+66ft-88ft

Overall

22663

Males

13443

M40-44

13443

25K→30K

15.5 - 18.6 mi

Top 85%
×9story building
+181ft-148ft

Overall

22682

Males

13371

M40-44

13371

30K→20M

18.6 - 20.0 mi

Top 89%
×5story building
+64ft-50ft

Overall

23691

Males

13775

M40-44

13775

20M→21M

20.0 - 21.0 mi

Top 83%
×8story building
+106ft-24ft

Overall

22086

Males

13023

M40-44

13023

21M→35K

21.0 - 21.8 mi

Top 84%
×7story building
+17ft-86ft

Overall

22377

Males

13098

M40-44

13098

35K→23M

21.8 - 23.0 mi

Top 84%
×5story building
+23ft-63ft

Overall

22411

Males

13119

M40-44

13119

23M→24M

23.0 - 24.0 mi

Top 99%
×6story building
+12ft-82ft

Overall

26225

Males

14937

M40-44

14937

24M→40K

24.0 - 24.9 mi

Top 96%
×1story
+6ft-20ft

Overall

25627

Males

14617

M40-44

14617

40K→25.2M

24.9 - 25.2 mi

Top 91%
×1story
+13ft-16ft

Overall

24238

Males

13909

M40-44

13909

25.2M→Finish

25.2 - 26.2 mi

Top 97%
×2story building
+22ft-21ft

Overall

25785

Males

14697

M40-44

14697

Passing Analysis

Category:
Athletes Passed
2006
Passed By
1153
Net Change
+853
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#24543
5K → 10K140258-118#24543#24661
10K → 15K8221+821#24661#23840
15K → 20K29815+283#23840#23557
20K → Half1300+130#23557#23427
Half → 25K16034+126#23427#23301
25K → 30K20159+142#23301#23159
30K → 20M4178-37#23159#23196
20M → 21M7423+51#23196#23145
21M → 35K419+32#23145#23113
35K → 23M7928+51#23113#23062
23M → 24M1304-303#23062#23365
24M → 40K7171-164#23365#23529
40K → 25.2M833-25#23529#23554
25.2M → Finish4140-136#23554#23690
TOTALS20061153+853
📊

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