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BOSTON MARATHON 2023

Jose Lopez

Bib: 31878•M

CA

0:00
0:00
/ mi
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Overall
#0 / 26622
Gender (Male)
#0 / 15176
Division (M18-39)
#0 / 5285
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
10:11/mi
31:37
↑ 97↓ 3451.5%
10K· 6.21 mi
10:02/mi
1:02:46
↑ 79↓ 1380.4%
15K· 9.32 mi
9:54/mi
1:33:33
↑ 67↓ 78
20K· 12.43 mi
10:05/mi
2:04:54
↑ 106↓ 860.1%
Half· 13.11 mi
9:59/mi
2:11:43
↑ 19↓ 370.5%
25K· 15.53 mi
10:12/mi
2:36:28
↑ 66↓ 880.2%
30K· 18.64 mi
10:56/mi
3:10:25
↑ 181↓ 1480.2%
20M
11:04/mi
3:25:28
↑ 64↓ 500.2%
21M
12:47/mi
3:38:15
↑ 106↓ 241.6%
35K· 21.75 mi
10:24/mi
3:46:02
↑ 17↓ 861.7%
23M
11:36/mi
4:00:33
↑ 23↓ 630.6%
24M
10:44/mi
4:11:17
↓ 821.3%
40K· 24.85 mi
11:42/mi
4:21:17
↓ 200.3%
25.2M
12:48/mi
4:25:42
↑ 13↓ 160.2%
Finish· 26.22 mi
10:33/mi
4:36:27
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time2:11:43
Pace10:03 /mi
2nd Half
Distance13.11 mi
Time2:24:44
Pace11:02 /mi
📊Positive Split: 9.9% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:52:2231:3710:1131:37
10:11
-
10K
6.21 mi12:23:311:02:4610:0631:09
10:02
-0:09
15K
9.32 mi12:54:181:33:3310:0230:47
9:54
-0:08
20K
12.43 mi13:25:392:04:5410:0331:21
10:05
+0:11
Half
13.11 mi13:32:282:11:4310:036:49
9:59
-0:06
25K
15.53 mi13:57:132:36:2810:0424:45
10:12
+0:13
30K
18.64 mi14:31:103:10:2510:1333:57
10:56
+0:44
20M
20.00 mi14:46:133:25:2810:1615:03
11:04
+0:08
21M
21.00 mi14:59:003:38:1510:2412:47
12:47
+1:43
35K
21.75 mi15:06:473:46:0210:247:47
10:24
-2:23
23M
23.00 mi15:21:184:00:3310:2814:31
11:36
+1:12
24M
24.00 mi15:32:024:11:1710:2810:44
10:44
-0:52
40K
24.85 mi15:42:024:21:1710:3110:00
11:42
+0:58
25.2M
25.20 mi15:46:274:25:4210:334:25
12:48
+1:06
Finish
26.22 mi15:57:124:36:2710:3310:45
10:33
-2:15

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

9:54 /mi

Average Pace

10:33 /mi

Slowest Pace

12:48 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:40:06

36% of race

Time at Steady Pace

1:59:35

43% of race

Time at Slower Pace

56:46

21% of race

Average Pace: 10:33 /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 mi11:52:2231:3710:1131:37
10:11
#23884
10K
6.21 mi12:23:311:02:4610:0631:09
10:02
#23852
15K
9.32 mi12:54:181:33:3310:0230:47
9:54
#23686
20K
12.43 mi13:25:392:04:5410:0331:21
10:05
#23541
Half
13.11 mi13:32:282:11:4310:036:49
9:59
#23507
25K
15.53 mi13:57:132:36:2810:0424:45
10:12
#23372
30K
18.64 mi14:31:103:10:2510:1333:57
10:56
#23269
20M
20.00 mi14:46:133:25:2810:1615:03
11:04
#23233
21M
21.00 mi14:59:003:38:1510:2412:47
12:47
#23276
35K
21.75 mi15:06:473:46:0210:247:47
10:24
#23231
23M
23.00 mi15:21:184:00:3310:2814:31
11:36
#23246
24M
24.00 mi15:32:024:11:1710:2810:44
10:44
#23233
40K
24.85 mi15:42:024:21:1710:3110:00
11:42
#23248
25.2M
25.20 mi15:46:274:25:4210:334:25
12:48
#23255
Finish
26.22 mi15:57:124:36:2710:3310:45
10:33
#23247
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM18-39Seg. OverallSeg. MalesSeg. M18-39
5K3.11 mi3.11 mi23884140321403223322(Top 88%)13797(Top 91%)13797(Top 261%)
10K6.21 mi3.10 mi23852+3214017+1514017+1523739(Top 89%)13962(Top 92%)13962(Top 264%)
15K9.32 mi3.11 mi23686+16613946+7113946+7123322(Top 88%)13797(Top 91%)13797(Top 261%)
20K12.43 mi3.11 mi23541+14513888+5813888+5823097(Top 87%)13673(Top 90%)13673(Top 259%)
Half13.11 mi0.68 mi23507+3413876+1213876+1223250(Top 87%)13736(Top 91%)13736(Top 260%)
25K15.53 mi2.42 mi23372+13513800+7613800+7622625(Top 85%)13423(Top 88%)13423(Top 254%)
30K18.64 mi3.11 mi23269+10313726+7413726+7422977(Top 86%)13502(Top 89%)13502(Top 255%)
20M20.00 mi1.36 mi23233+3613693+3313693+3322831(Top 86%)13388(Top 88%)13388(Top 253%)
21M21.00 mi1.00 mi23276-4313712-1913712-1923811(Top 89%)13801(Top 91%)13801(Top 261%)
35K21.75 mi0.75 mi23231+4513679+3313679+3322193(Top 83%)13015(Top 86%)13015(Top 246%)
23M23.00 mi1.25 mi23246-1513676+313676+323405(Top 88%)13574(Top 89%)13574(Top 257%)
24M24.00 mi1.00 mi23233+1313664+1213664+1222521(Top 85%)13126(Top 86%)13126(Top 248%)
40K24.85 mi0.85 mi23248-1513661+313661+323495(Top 88%)13538(Top 89%)13538(Top 256%)
25.2M25.20 mi0.35 mi23255-713659+213659+223705(Top 89%)13643(Top 90%)13643(Top 258%)
Finish26.22 mi1.02 mi23247+813646+1313646+1323101(Top 87%)13387(Top 88%)13387(Top 253%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 88%
×21story building
+97ft-345ft

Overall

23322

Males

13797

M18-39

13797

5K→10K

3.1 - 6.2 mi

Top 89%
×5story building
+79ft-138ft

Overall

23739

Males

13962

M18-39

13962

10K→15K

6.2 - 9.3 mi

Top 88%
×3story building
+67ft-78ft

Overall

23322

Males

13797

M18-39

13797

15K→20K

9.3 - 12.4 mi

Top 87%
×5story building
+106ft-86ft

Overall

23097

Males

13673

M18-39

13673

20K→Half

12.4 - 13.1 mi

Top 87%
×2story building
+19ft-37ft

Overall

23250

Males

13736

M18-39

13736

Half→25K

13.1 - 15.5 mi

Top 85%
×4story building
+66ft-88ft

Overall

22625

Males

13423

M18-39

13423

25K→30K

15.5 - 18.6 mi

Top 86%
×9story building
+181ft-148ft

Overall

22977

Males

13502

M18-39

13502

30K→20M

18.6 - 20.0 mi

Top 86%
×5story building
+64ft-50ft

Overall

22831

Males

13388

M18-39

13388

20M→21M

20.0 - 21.0 mi

Top 89%
×8story building
+106ft-24ft

Overall

23811

Males

13801

M18-39

13801

21M→35K

21.0 - 21.8 mi

Top 83%
×7story building
+17ft-86ft

Overall

22193

Males

13015

M18-39

13015

35K→23M

21.8 - 23.0 mi

Top 88%
×5story building
+23ft-63ft

Overall

23405

Males

13574

M18-39

13574

23M→24M

23.0 - 24.0 mi

Top 85%
×6story building
+12ft-82ft

Overall

22521

Males

13126

M18-39

13126

24M→40K

24.0 - 24.9 mi

Top 88%
×1story
+6ft-20ft

Overall

23495

Males

13538

M18-39

13538

40K→25.2M

24.9 - 25.2 mi

Top 89%
×1story
+13ft-16ft

Overall

23705

Males

13643

M18-39

13643

25.2M→Finish

25.2 - 26.2 mi

Top 87%
×2story building
+22ft-21ft

Overall

23101

Males

13387

M18-39

13387

Passing Analysis

Category:
Athletes Passed
1309
Passed By
672
Net Change
+637
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#23884
5K → 10K216184+32#23884#23852
10K → 15K20943+166#23852#23686
15K → 20K20055+145#23686#23541
20K → Half439+34#23541#23507
Half → 25K15924+135#23507#23372
25K → 30K16966+103#23372#23269
30K → 20M7539+36#23269#23233
20M → 21M2568-43#23233#23276
21M → 35K5611+45#23276#23231
35K → 23M3449-15#23231#23246
23M → 24M3522+13#23246#23233
24M → 40K3752-15#23233#23248
40K → 25.2M1926-7#23248#23255
25.2M → Finish3224+8#23255#23247
TOTALS1309672+637
📊

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