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BOSTON MARATHON 2023

Antonio Lopez

NM

Bib: 27267 M

0:00
0:00
/ mi
Masters
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Overall
#0 / 26622
Top 37%
Gender (Male)
#0 / 15176
Masters (Masters Men)
#0 / 9891
Top 41%
Division (M40-44)
#0 / 2241
Race Day Weather
49°/39°F
light intensity drizzle

⏱️ Race Timeline

Ribbon color based on
FasterSteadySlower· vs. your average pace
Start
0:00
Race begins
469 ft elev
5K· 3.11 mi
7:50/mi
24:21
↑ 97↓ 3451.5%
220 ft elev
10K· 6.21 mi
7:37/mi
48:00
↑ 79↓ 1380.4%
157 ft elev
15K· 9.32 mi
7:43/mi
1:11:59
↑ 67↓ 78
146 ft elev
20K· 12.43 mi
7:34/mi
1:35:31
↑ 106↓ 860.1%
165 ft elev
Half· 13.11 mi
7:21/mi
1:40:32
↑ 19↓ 370.5%
148 ft elev
25K· 15.53 mi
7:37/mi
1:59:01
↑ 66↓ 880.2%
127 ft elev
30K· 18.64 mi
7:48/mi
2:23:15
↑ 181↓ 1480.2%
138 ft elev
20M
7:51/mi
2:33:55
↑ 64↓ 500.2%
148 ft elev
21M
8:11/mi
2:42:06
↑ 106↓ 241.6%
227 ft elev
35K· 21.75 mi
7:20/mi
2:47:35
↑ 17↓ 861.7%
156 ft elev
23M
7:54/mi
2:57:29
↑ 23↓ 630.6%
116 ft elev
24M
7:37/mi
3:05:06
↓ 821.3%
34 ft elev
40K· 24.85 mi
7:54/mi
3:11:51
↓ 200.3%
20 ft elev
25.2M
8:19/mi
3:14:43
↑ 13↓ 160.2%
18 ft elev
Finish· 26.22 mi
7:37/mi
3:22:29
↑ 22↓ 21
17 ft elev
Course Elevation
7–469 ft
≈
×2stacked redwood trees
•▲ 890 ft climb · ▼ 1342 ft descent

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:40:32
Pace7:40 /mi
2nd Half
Distance13.11 mi
Time1:41:57
Pace7:47 /mi
📊Positive Split: 1.4% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:39:4724:217:5024:21
7:50
-
10K
6.21 mi12:03:2648:007:4323:39
7:37
-0:13
15K
9.32 mi12:27:251:11:597:4323:59
7:43
+0:06
20K
12.43 mi12:50:571:35:317:4123:32
7:34
-0:09
Half
13.11 mi12:55:581:40:327:405:01
7:21
-0:13
25K
15.53 mi13:14:271:59:017:4018:29
7:37
+0:16
30K
18.64 mi13:38:412:23:157:4124:14
7:48
+0:11
20M
20.00 mi13:49:212:33:557:4210:40
7:51
+0:03
21M
21.00 mi13:57:322:42:067:438:11
8:11
+0:20
35K
21.75 mi14:03:012:47:357:425:29
7:20
-0:51
23M
23.00 mi14:12:552:57:297:439:54
7:54
+0:34
24M
24.00 mi14:20:323:05:067:437:37
7:37
-0:17
40K
24.85 mi14:27:173:11:517:436:45
7:54
+0:17
25.2M
25.20 mi14:30:093:14:437:442:52
8:19
+0:25
Finish
26.22 mi14:37:553:22:297:447:46
7:37
-0:42

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

7:20 /mi

Average Pace

7:44 /mi

Slowest Pace

8:19 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

3:11:26

95% of race

Time at Steady Pace

11:03

5% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 7:43 /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 mi11:39:4724:217:5024:21
7:50
#12701
10K
6.21 mi12:03:2648:007:4323:39
7:37
#12041
15K
9.32 mi12:27:251:11:597:4323:59
7:43
#11980
20K
12.43 mi12:50:571:35:317:4123:32
7:34
#11392
Half
13.11 mi12:55:581:40:327:405:01
7:21
#11258
25K
15.53 mi13:14:271:59:017:4018:29
7:37
#10992
30K
18.64 mi13:38:412:23:157:4124:14
7:48
#10629
20M
20.00 mi13:49:212:33:557:4210:40
7:51
#10518
21M
21.00 mi13:57:322:42:067:438:11
8:11
#10379
35K
21.75 mi14:03:012:47:357:425:29
7:20
#10243
23M
23.00 mi14:12:552:57:297:439:54
7:54
#10148
24M
24.00 mi14:20:323:05:067:437:37
7:37
#10040
40K
24.85 mi14:27:173:11:517:436:45
7:54
#9989
25.2M
25.20 mi14:30:093:14:437:442:52
8:19
#9940
Finish
26.22 mi14:37:553:22:297:447:46
7:37
#9877
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM40-44Seg. OverallSeg. MalesSeg. M40-44
5K3.11 mi3.11 mi127019400940011993(Top 45%)9075(Top 60%)9075(Top 405%)
10K6.21 mi3.10 mi12041+6609137+2639137+26311423(Top 43%)8839(Top 58%)8839(Top 394%)
15K9.32 mi3.11 mi11980+619081+569081+5611993(Top 45%)9075(Top 60%)9075(Top 405%)
20K12.43 mi3.11 mi11392+5888826+2558826+2559890(Top 37%)8012(Top 53%)8012(Top 358%)
Half13.11 mi0.68 mi11258+1348766+608766+609018(Top 34%)7534(Top 50%)7534(Top 336%)
25K15.53 mi2.42 mi10992+2668627+1398627+1399720(Top 37%)7833(Top 52%)7833(Top 350%)
30K18.64 mi3.11 mi10629+3638395+2328395+2329351(Top 35%)7478(Top 49%)7478(Top 334%)
20M20.00 mi1.36 mi10518+1118322+738322+739212(Top 35%)7316(Top 48%)7316(Top 326%)
21M21.00 mi1.00 mi10379+1398227+958227+958530(Top 32%)6797(Top 45%)6797(Top 303%)
35K21.75 mi0.75 mi10243+1368145+828145+827340(Top 28%)6113(Top 40%)6113(Top 273%)
23M23.00 mi1.25 mi10148+958063+828063+829115(Top 34%)7014(Top 46%)7014(Top 313%)
24M24.00 mi1.00 mi10040+1087978+857978+858507(Top 32%)6619(Top 44%)6619(Top 295%)
40K24.85 mi0.85 mi9989+517918+607918+609285(Top 35%)6971(Top 46%)6971(Top 311%)
25.2M25.20 mi0.35 mi9940+497875+437875+438363(Top 31%)6395(Top 42%)6395(Top 285%)
Finish26.22 mi1.02 mi9877+637825+507825+509397(Top 35%)6966(Top 46%)6966(Top 311%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 45%
×21story building
+97ft-345ft

Overall

11993

Males

9075

M40-44

9075

5K→10K

3.1 - 6.2 mi

Top 43%
×5story building
+79ft-138ft

Overall

11423

Males

8839

M40-44

8839

10K→15K

6.2 - 9.3 mi

Top 45%
×3story building
+67ft-78ft

Overall

11993

Males

9075

M40-44

9075

15K→20K

9.3 - 12.4 mi

Top 37%
×5story building
+106ft-86ft

Overall

9890

Males

8012

M40-44

8012

20K→Half

12.4 - 13.1 mi

Top 34%
×2story building
+19ft-37ft

Overall

9018

Males

7534

M40-44

7534

Half→25K

13.1 - 15.5 mi

Top 37%
×4story building
+66ft-88ft

Overall

9720

Males

7833

M40-44

7833

25K→30K

15.5 - 18.6 mi

Top 35%
×9story building
+181ft-148ft

Overall

9351

Males

7478

M40-44

7478

30K→20M

18.6 - 20.0 mi

Top 35%
×5story building
+64ft-50ft

Overall

9212

Males

7316

M40-44

7316

20M→21M

20.0 - 21.0 mi

Top 32%
×8story building
+106ft-24ft

Overall

8530

Males

6797

M40-44

6797

21M→35K

21.0 - 21.8 mi

Top 28%
×7story building
+17ft-86ft

Overall

7340

Males

6113

M40-44

6113

35K→23M

21.8 - 23.0 mi

Top 34%
×5story building
+23ft-63ft

Overall

9115

Males

7014

M40-44

7014

23M→24M

23.0 - 24.0 mi

Top 32%
×6story building
+12ft-82ft

Overall

8507

Males

6619

M40-44

6619

24M→40K

24.0 - 24.9 mi

Top 35%
×1story
+6ft-20ft

Overall

9285

Males

6971

M40-44

6971

40K→25.2M

24.9 - 25.2 mi

Top 31%
×1story
+13ft-16ft

Overall

8363

Males

6395

M40-44

6395

25.2M→Finish

25.2 - 26.2 mi

Top 35%
×2story building
+22ft-21ft

Overall

9397

Males

6966

M40-44

6966

Passing Analysis

Category:
Athletes Passed
3356*
Passed By
532
Net Change
+2824
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#12701
5K → 10K75797+660#12701#12041
10K → 15K231170+61#12041#11980
15K → 20K59911+588#11980#11392
20K → Half1351+134#11392#11258
Half → 25K28418+266#11258#10992
25K → 30K39633+363#10992#10629
30K → 20M139*28+111#10629#10518
20M → 21M16223+139#10518#10379
21M → 35K1415+136#10379#10243
35K → 23M13540+95#10243#10148
23M → 24M12517+108#10148#10040
24M → 40K87*36+51#10040#9989
40K → 25.2M578+49#9989#9940
25.2M → Finish108*45+63#9940#9877
TOTALS3356*532+2824

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

📊

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