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BOSTON MARATHON 2023

Robert Norwood

Bib: 5615•M

GA

0:00
0:00
/ mi
Masters
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Overall
#0 / 26622
Top 17%
Gender (Male)
#0 / 15176
Top 28%
Masters (Masters Men)
#0 / 9891
Top 14%
Division (M40-44)
#0 / 2241
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
6:54/mi
21:27
↑ 97↓ 3451.5%
10K· 6.21 mi
6:49/mi
42:38
↑ 79↓ 1380.4%
15K· 9.32 mi
6:51/mi
1:03:56
↑ 67↓ 78
20K· 12.43 mi
6:53/mi
1:25:20
↑ 106↓ 860.1%
Half· 13.11 mi
6:53/mi
1:30:02
↑ 19↓ 370.5%
25K· 15.53 mi
6:52/mi
1:46:40
↑ 66↓ 880.2%
30K· 18.64 mi
6:56/mi
2:08:14
↑ 181↓ 1480.2%
20M
6:59/mi
2:17:43
↑ 64↓ 500.2%
21M
7:10/mi
2:24:53
↑ 106↓ 241.6%
35K· 21.75 mi
6:46/mi
2:29:57
↑ 17↓ 861.7%
23M
7:06/mi
2:38:50
↑ 23↓ 630.6%
24M
7:10/mi
2:46:00
↓ 821.3%
40K· 24.85 mi
7:06/mi
2:52:04
↓ 200.3%
25.2M
7:32/mi
2:54:40
↑ 13↓ 160.2%
Finish· 26.22 mi
6:46/mi
3:01:34
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:30:02
Pace6:52 /mi
2nd Half
Distance13.11 mi
Time1:31:32
Pace6:59 /mi
📊Positive Split: 1.7% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:24:1321:276:5421:27
6:54
-
10K
6.21 mi10:45:2442:386:5221:11
6:49
-0:05
15K
9.32 mi11:06:421:03:566:5221:18
6:51
+0:02
20K
12.43 mi11:28:061:25:206:5221:24
6:53
+0:02
Half
13.11 mi11:32:481:30:026:524:42
6:53
0:00
25K
15.53 mi11:49:261:46:406:5216:38
6:52
-0:01
30K
18.64 mi12:11:002:08:146:5321:34
6:56
+0:04
20M
20.00 mi12:20:292:17:436:539:29
6:59
+0:03
21M
21.00 mi12:27:392:24:536:547:10
7:10
+0:11
35K
21.75 mi12:32:432:29:576:545:04
6:46
-0:24
23M
23.00 mi12:41:362:38:506:548:53
7:06
+0:20
24M
24.00 mi12:48:462:46:006:557:10
7:10
+0:04
40K
24.85 mi12:54:502:52:046:556:04
7:06
-0:04
25.2M
25.20 mi12:57:262:54:406:562:36
7:32
+0:26
Finish
26.22 mi13:04:203:01:346:566:54
6:46
-0:46

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

6:46 /mi

Average Pace

6:56 /mi

Slowest Pace

7:32 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:58:58

99% of race

Time at Steady Pace

2:36

1% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 6:55 /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 mi10:24:1321:276:5421:27
6:54
#5581
10K
6.21 mi10:45:2442:386:5221:11
6:49
#5501
15K
9.32 mi11:06:421:03:566:5221:18
6:51
#5549
20K
12.43 mi11:28:061:25:206:5221:24
6:53
#5458
Half
13.11 mi11:32:481:30:026:524:42
6:53
#5496
25K
15.53 mi11:49:261:46:406:5216:38
6:52
#5339
30K
18.64 mi12:11:002:08:146:5321:34
6:56
#4995
20M
20.00 mi12:20:292:17:436:539:29
6:59
#4862
21M
21.00 mi12:27:392:24:536:547:10
7:10
#4724
35K
21.75 mi12:32:432:29:576:545:04
6:46
#4682
23M
23.00 mi12:41:362:38:506:548:53
7:06
#4633
24M
24.00 mi12:48:462:46:006:557:10
7:10
#4650
40K
24.85 mi12:54:502:52:046:556:04
7:06
#4617
25.2M
25.20 mi12:57:262:54:406:562:36
7:32
#4596
Finish
26.22 mi13:04:203:01:346:566:54
6:46
#4531
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM40-44Seg. OverallSeg. MalesSeg. M40-44
5K3.11 mi3.11 mi5581514051405600(Top 21%)5142(Top 34%)5142(Top 229%)
10K6.21 mi3.10 mi5501+805075+655075+655459(Top 21%)5029(Top 33%)5029(Top 224%)
15K9.32 mi3.11 mi5549-485112-375112-375600(Top 21%)5142(Top 34%)5142(Top 229%)
20K12.43 mi3.11 mi5458+915037+755037+755232(Top 20%)4833(Top 32%)4833(Top 216%)
Half13.11 mi0.68 mi5496-385073-365073-365861(Top 22%)5370(Top 35%)5370(Top 240%)
25K15.53 mi2.42 mi5339+1574939+1344939+1344656(Top 17%)4331(Top 29%)4331(Top 193%)
30K18.64 mi3.11 mi4995+3444636+3034636+3033951(Top 15%)3694(Top 24%)3694(Top 165%)
20M20.00 mi1.36 mi4862+1334518+1184518+1183917(Top 15%)3645(Top 24%)3645(Top 163%)
21M21.00 mi1.00 mi4724+1384400+1184400+1182954(Top 11%)2771(Top 18%)2771(Top 124%)
35K21.75 mi0.75 mi4682+424359+414359+414029(Top 15%)3704(Top 24%)3704(Top 165%)
23M23.00 mi1.25 mi4633+494308+514308+514280(Top 16%)3907(Top 26%)3907(Top 174%)
24M24.00 mi1.00 mi4650-174326-184326-185529(Top 21%)4791(Top 32%)4791(Top 214%)
40K24.85 mi0.85 mi4617+334292+344292+344339(Top 16%)3855(Top 25%)3855(Top 172%)
25.2M25.20 mi0.35 mi4596+214273+194273+194068(Top 15%)3610(Top 24%)3610(Top 161%)
Finish26.22 mi1.02 mi4531+654210+634210+633909(Top 15%)3465(Top 23%)3465(Top 155%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 21%
×21story building
+97ft-345ft

Overall

5600

Males

5142

M40-44

5142

5K→10K

3.1 - 6.2 mi

Top 21%
×5story building
+79ft-138ft

Overall

5459

Males

5029

M40-44

5029

10K→15K

6.2 - 9.3 mi

Top 21%
×3story building
+67ft-78ft

Overall

5600

Males

5142

M40-44

5142

15K→20K

9.3 - 12.4 mi

Top 20%
×5story building
+106ft-86ft

Overall

5232

Males

4833

M40-44

4833

20K→Half

12.4 - 13.1 mi

Top 22%
×2story building
+19ft-37ft

Overall

5861

Males

5370

M40-44

5370

Half→25K

13.1 - 15.5 mi

Top 17%
×4story building
+66ft-88ft

Overall

4656

Males

4331

M40-44

4331

25K→30K

15.5 - 18.6 mi

Top 15%
×9story building
+181ft-148ft

Overall

3951

Males

3694

M40-44

3694

30K→20M

18.6 - 20.0 mi

Top 15%
×5story building
+64ft-50ft

Overall

3917

Males

3645

M40-44

3645

20M→21M

20.0 - 21.0 mi

Top 11%
×8story building
+106ft-24ft

Overall

2954

Males

2771

M40-44

2771

21M→35K

21.0 - 21.8 mi

Top 15%
×7story building
+17ft-86ft

Overall

4029

Males

3704

M40-44

3704

35K→23M

21.8 - 23.0 mi

Top 16%
×5story building
+23ft-63ft

Overall

4280

Males

3907

M40-44

3907

23M→24M

23.0 - 24.0 mi

Top 21%
×6story building
+12ft-82ft

Overall

5529

Males

4791

M40-44

4791

24M→40K

24.0 - 24.9 mi

Top 16%
×1story
+6ft-20ft

Overall

4339

Males

3855

M40-44

3855

40K→25.2M

24.9 - 25.2 mi

Top 15%
×1story
+13ft-16ft

Overall

4068

Males

3610

M40-44

3610

25.2M→Finish

25.2 - 26.2 mi

Top 15%
×2story building
+22ft-21ft

Overall

3909

Males

3465

M40-44

3465

Passing Analysis

Category:
Athletes Passed
1671
Passed By
621
Net Change
+1050
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#5581
5K → 10K241161+80#5581#5501
10K → 15K99147-48#5501#5549
15K → 20K14251+91#5549#5458
20K → Half1048-38#5458#5496
Half → 25K17518+157#5496#5339
25K → 30K35713+344#5339#4995
30K → 20M14512+133#4995#4862
20M → 21M1424+138#4862#4724
21M → 35K5614+42#4724#4682
35K → 23M9344+49#4682#4633
23M → 24M3956-17#4633#4650
24M → 40K6532+33#4650#4617
40K → 25.2M309+21#4617#4596
25.2M → Finish7712+65#4596#4531
TOTALS1671621+1050
📊

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