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BOSTON MARATHON 2023

Francisco Lopez

Bib: 31212•M

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
9:44/mi
30:14
↑ 97↓ 3451.5%
10K· 6.21 mi
8:54/mi
57:53
↑ 79↓ 1380.4%
15K· 9.32 mi
8:56/mi
1:25:39
↑ 67↓ 78
20K· 12.43 mi
8:49/mi
1:53:01
↑ 106↓ 860.1%
Half· 13.11 mi
8:48/mi
1:59:01
↑ 19↓ 370.5%
25K· 15.53 mi
9:06/mi
2:21:04
↑ 66↓ 880.2%
30K· 18.64 mi
9:38/mi
2:51:00
↑ 181↓ 1480.2%
20M
9:16/mi
3:03:35
↑ 64↓ 500.2%
21M
9:51/mi
3:13:26
↑ 106↓ 241.6%
35K· 21.75 mi
9:12/mi
3:20:19
↑ 17↓ 861.7%
23M
9:29/mi
3:32:11
↑ 23↓ 630.6%
24M
9:37/mi
3:41:48
↓ 821.3%
40K· 24.85 mi
11:00/mi
3:51:12
↓ 200.3%
25.2M
14:15/mi
3:56:07
↑ 13↓ 160.2%
Finish· 26.22 mi
9:45/mi
4:06:03
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:59:01
Pace9:05 /mi
2nd Half
Distance13.11 mi
Time2:07:02
Pace9:41 /mi
📊Positive Split: 6.7% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:50:2530:149:4430:14
9:44
-
10K
6.21 mi12:18:0457:539:1927:39
8:54
-0:50
15K
9.32 mi12:45:501:25:399:1127:46
8:56
+0:02
20K
12.43 mi13:13:121:53:019:0627:22
8:49
-0:07
Half
13.11 mi13:19:121:59:019:056:00
8:48
-0:01
25K
15.53 mi13:41:152:21:049:0522:03
9:06
+0:18
30K
18.64 mi14:11:112:51:009:1029:56
9:38
+0:32
20M
20.00 mi14:23:463:03:359:1112:35
9:16
-0:22
21M
21.00 mi14:33:373:13:269:139:51
9:51
+0:35
35K
21.75 mi14:40:303:20:199:136:53
9:12
-0:39
23M
23.00 mi14:52:223:32:119:1411:52
9:29
+0:17
24M
24.00 mi15:01:593:41:489:159:37
9:37
+0:08
40K
24.85 mi15:11:233:51:129:189:24
11:00
+1:23
25.2M
25.20 mi15:16:183:56:079:224:55
14:15
+3:15
Finish
26.22 mi15:26:144:06:039:239:56
9:45
-4:30

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

8:48 /mi

Average Pace

9:23 /mi

Slowest Pace

14:15 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

33:22

14% of race

Time at Steady Pace

3:18:22

81% of race

Time at Slower Pace

14:19

6% of race

Average Pace: 9:23 /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 mi11:50:2530:149:4430:14
9:44
#22733
10K
6.21 mi12:18:0457:539:1927:39
8:54
#21781
15K
9.32 mi12:45:501:25:399:1127:46
8:56
#21320
20K
12.43 mi13:13:121:53:019:0627:22
8:49
#20747
Half
13.11 mi13:19:121:59:019:056:00
8:48
#20679
25K
15.53 mi13:41:152:21:049:0522:03
9:06
#20479
30K
18.64 mi14:11:112:51:009:1029:56
9:38
#20351
20M
20.00 mi14:23:463:03:359:1112:35
9:16
#20176
21M
21.00 mi14:33:373:13:269:139:51
9:51
#19995
35K
21.75 mi14:40:303:20:199:136:53
9:12
#19939
23M
23.00 mi14:52:223:32:119:1411:52
9:29
#19834
24M
24.00 mi15:01:593:41:489:159:37
9:37
#19841
40K
24.85 mi15:11:233:51:129:189:24
11:00
#19992
25.2M
25.20 mi15:16:183:56:079:224:55
14:15
#20135
Finish
26.22 mi15:26:144:06:039:239:56
9:45
#20162
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM40-44Seg. OverallSeg. MalesSeg. M40-44
5K3.11 mi3.11 mi22733134621346220199(Top 76%)12399(Top 82%)12399(Top 553%)
10K6.21 mi3.10 mi21781+95213024+43813024+43820415(Top 77%)12461(Top 82%)12461(Top 556%)
15K9.32 mi3.11 mi21320+46112843+18112843+18120199(Top 76%)12399(Top 82%)12399(Top 553%)
20K12.43 mi3.11 mi20747+57312594+24912594+24918728(Top 70%)11785(Top 78%)11785(Top 526%)
Half13.11 mi0.68 mi20679+6812566+2812566+2819439(Top 73%)12080(Top 80%)12080(Top 539%)
25K15.53 mi2.42 mi20479+20012489+7712489+7719385(Top 73%)12004(Top 79%)12004(Top 536%)
30K18.64 mi3.11 mi20351+12812404+8512404+8519915(Top 75%)12176(Top 80%)12176(Top 543%)
20M20.00 mi1.36 mi20176+17512312+9212312+9217842(Top 67%)11168(Top 74%)11168(Top 498%)
21M21.00 mi1.00 mi19995+18112225+8712225+8717438(Top 66%)10973(Top 72%)10973(Top 490%)
35K21.75 mi0.75 mi19939+5612201+2412201+2418733(Top 70%)11484(Top 76%)11484(Top 512%)
23M23.00 mi1.25 mi19834+10512146+5512146+5518259(Top 69%)11243(Top 74%)11243(Top 502%)
24M24.00 mi1.00 mi19841-712144+212144+219622(Top 74%)11831(Top 78%)11831(Top 528%)
40K24.85 mi0.85 mi19992-15112191-4712191-4722324(Top 84%)12989(Top 86%)12989(Top 580%)
25.2M25.20 mi0.35 mi20135-14312244-5312244-5325176(Top 95%)14368(Top 95%)14368(Top 641%)
Finish26.22 mi1.02 mi20162-2712243+112243+120955(Top 79%)12398(Top 82%)12398(Top 553%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 76%
×21story building
+97ft-345ft

Overall

20199

Males

12399

M40-44

12399

5K→10K

3.1 - 6.2 mi

Top 77%
×5story building
+79ft-138ft

Overall

20415

Males

12461

M40-44

12461

10K→15K

6.2 - 9.3 mi

Top 76%
×3story building
+67ft-78ft

Overall

20199

Males

12399

M40-44

12399

15K→20K

9.3 - 12.4 mi

Top 70%
×5story building
+106ft-86ft

Overall

18728

Males

11785

M40-44

11785

20K→Half

12.4 - 13.1 mi

Top 73%
×2story building
+19ft-37ft

Overall

19439

Males

12080

M40-44

12080

Half→25K

13.1 - 15.5 mi

Top 73%
×4story building
+66ft-88ft

Overall

19385

Males

12004

M40-44

12004

25K→30K

15.5 - 18.6 mi

Top 75%
×9story building
+181ft-148ft

Overall

19915

Males

12176

M40-44

12176

30K→20M

18.6 - 20.0 mi

Top 67%
×5story building
+64ft-50ft

Overall

17842

Males

11168

M40-44

11168

20M→21M

20.0 - 21.0 mi

Top 66%
×8story building
+106ft-24ft

Overall

17438

Males

10973

M40-44

10973

21M→35K

21.0 - 21.8 mi

Top 70%
×7story building
+17ft-86ft

Overall

18733

Males

11484

M40-44

11484

35K→23M

21.8 - 23.0 mi

Top 69%
×5story building
+23ft-63ft

Overall

18259

Males

11243

M40-44

11243

23M→24M

23.0 - 24.0 mi

Top 74%
×6story building
+12ft-82ft

Overall

19622

Males

11831

M40-44

11831

24M→40K

24.0 - 24.9 mi

Top 84%
×1story
+6ft-20ft

Overall

22324

Males

12989

M40-44

12989

40K→25.2M

24.9 - 25.2 mi

Top 95%
×1story
+13ft-16ft

Overall

25176

Males

14368

M40-44

14368

25.2M→Finish

25.2 - 26.2 mi

Top 79%
×2story building
+22ft-21ft

Overall

20955

Males

12398

M40-44

12398

Passing Analysis

Category:
Athletes Passed
3221
Passed By
650
Net Change
+2571
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#22733
5K → 10K97422+952#22733#21781
10K → 15K48322+461#21781#21320
15K → 20K5807+573#21320#20747
20K → Half713+68#20747#20679
Half → 25K22323+200#20679#20479
25K → 30K21688+128#20479#20351
30K → 20M1849+175#20351#20176
20M → 21M19514+181#20176#19995
21M → 35K659+56#19995#19939
35K → 23M13328+105#19939#19834
23M → 24M5057-7#19834#19841
24M → 40K20171-151#19841#19992
40K → 25.2M2145-143#19992#20135
25.2M → Finish2552-27#20135#20162
TOTALS3221650+2571
📊

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