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BOSTON MARATHON 2023

Steven Nicholls

Bib: 11292•M

NH

0:00
0:00
/ mi
Masters
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Overall
#0 / 26622
Top 18%
Gender (Male)
#0 / 15176
Top 30%
Masters (Masters Men)
#0 / 9891
Top 16%
Division (M50-54)
#0 / 2052
Top 10%
Race Day Weather
49°/39°F
light intensity drizzle

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
21:29
Rank: #5667
Start → 5K
21:29 | 6:55/mi
10K· 6.21 mi
42:26
Rank: #5207 (+460)
5K → 10K
20:57 | 6:45/mi
15K· 9.32 mi
1:03:28
Rank: #5074 (+133)
10K → 15K
21:02 | 6:46/mi
20K· 12.43 mi
1:24:54
Rank: #5154 (-80)
15K → 20K
21:26 | 6:54/mi
Half· 13.11 mi
1:29:34
Rank: #5178 (-24)
20K → Half
4:40 | 6:50/mi
25K· 15.53 mi
1:46:25
Rank: #5199 (-21)
Half → 25K
16:51 | 6:57/mi
30K· 18.64 mi
2:08:29
Rank: #5103 (+96)
25K → 30K
22:04 | 7:06/mi
20M
2:18:03
Rank: #5003 (+100)
30K → 20M
9:34 | 7:02/mi
21M
2:25:43
Rank: #5014 (-11)
20M → 21M
7:40 | 7:40/mi
35K· 21.75 mi
2:30:55
Rank: #5003 (+11)
21M → 35K
5:12 | 6:57/mi
23M
2:39:56
Rank: #4940 (+63)
35K → 23M
9:01 | 7:12/mi
24M
2:47:05
Rank: #4932 (+8)
23M → 24M
7:09 | 7:09/mi
40K· 24.85 mi
2:53:21
Rank: #4929 (+3)
24M → 40K
6:16 | 7:20/mi
25.2M
2:56:07
Rank: #4937 (-8)
40K → 25.2M
2:46 | 8:01/mi
Finish· 26.22 mi
3:03:21
Rank: #4916 (+21)
25.2M → Finish
7:14 | 7:06/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:29:34
Pace6:50 /mi
2nd Half
Distance13.11 mi
Time1:33:47
Pace7:09 /mi
📊Positive Split: 4.7% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:47:5521:296:5521:29
6:55
-
10K
6.21 mi11:08:5242:266:5020:57
6:45
-0:10
15K
9.32 mi11:29:541:03:286:4921:02
6:46
+0:01
20K
12.43 mi11:51:201:24:546:5021:26
6:54
+0:08
Half
13.11 mi11:56:001:29:346:504:40
6:50
-0:04
25K
15.53 mi12:12:511:46:256:5116:51
6:57
+0:07
30K
18.64 mi12:34:552:08:296:5422:04
7:06
+0:09
20M
20.00 mi12:44:292:18:036:549:34
7:02
-0:04
21M
21.00 mi12:52:092:25:436:567:40
7:40
+0:38
35K
21.75 mi12:57:212:30:556:565:12
6:57
-0:43
23M
23.00 mi13:06:222:39:566:579:01
7:12
+0:15
24M
24.00 mi13:13:312:47:056:587:09
7:09
-0:03
40K
24.85 mi13:19:472:53:216:586:16
7:20
+0:11
25.2M
25.20 mi13:22:332:56:076:592:46
8:01
+0:41
Finish
26.22 mi13:29:473:03:217:007:14
7:06
-0:55

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

6:45 /mi

Average Pace

7:00 /mi

Slowest Pace

8:01 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:52:55

94% of race

Time at Steady Pace

7:40

4% of race

Time at Slower Pace

2:46

2% of race

Average Pace: 7:00 /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 mi10:47:5521:296:5521:29
6:55
#5667
10K
6.21 mi11:08:5242:266:5020:57
6:45
#5207
15K
9.32 mi11:29:541:03:286:4921:02
6:46
#5074
20K
12.43 mi11:51:201:24:546:5021:26
6:54
#5154
Half
13.11 mi11:56:001:29:346:504:40
6:50
#5178
25K
15.53 mi12:12:511:46:256:5116:51
6:57
#5199
30K
18.64 mi12:34:552:08:296:5422:04
7:06
#5103
20M
20.00 mi12:44:292:18:036:549:34
7:02
#5003
21M
21.00 mi12:52:092:25:436:567:40
7:40
#5014
35K
21.75 mi12:57:212:30:556:565:12
6:57
#5003
23M
23.00 mi13:06:222:39:566:579:01
7:12
#4940
24M
24.00 mi13:13:312:47:056:587:09
7:09
#4932
40K
24.85 mi13:19:472:53:216:586:16
7:20
#4929
25.2M
25.20 mi13:22:332:56:076:592:46
8:01
#4937
Finish
26.22 mi13:29:473:03:217:007:14
7:06
#4916
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM50-54Seg. OverallSeg. MalesSeg. M50-54
5K3.11 mi3.11 mi5667521152114815(Top 18%)4486(Top 30%)4486(Top 219%)
10K6.21 mi3.10 mi5207+4604822+3894822+3894759(Top 18%)4423(Top 29%)4423(Top 216%)
15K9.32 mi3.11 mi5074+1334710+1124710+1124815(Top 18%)4486(Top 30%)4486(Top 219%)
20K12.43 mi3.11 mi5154-804778-684778-685329(Top 20%)4919(Top 32%)4919(Top 240%)
Half13.11 mi0.68 mi5178-244801-234801-235552(Top 21%)5112(Top 34%)5112(Top 249%)
25K15.53 mi2.42 mi5199-214817-164817-165280(Top 20%)4867(Top 32%)4867(Top 237%)
30K18.64 mi3.11 mi5103+964727+904727+904946(Top 19%)4550(Top 30%)4550(Top 222%)
20M20.00 mi1.36 mi5003+1004639+884639+884278(Top 16%)3949(Top 26%)3949(Top 192%)
21M21.00 mi1.00 mi5014-114641-24641-25426(Top 20%)4779(Top 31%)4779(Top 233%)
35K21.75 mi0.75 mi5003+114627+144627+145049(Top 19%)4524(Top 30%)4524(Top 220%)
23M23.00 mi1.25 mi4940+634571+564571+564783(Top 18%)4299(Top 28%)4299(Top 210%)
24M24.00 mi1.00 mi4932+84552+194552+195450(Top 20%)4739(Top 31%)4739(Top 231%)
40K24.85 mi0.85 mi4929+34542+104542+105615(Top 21%)4762(Top 31%)4762(Top 232%)
25.2M25.20 mi0.35 mi4937-84546-44546-46532(Top 25%)5258(Top 35%)5258(Top 256%)
Finish26.22 mi1.02 mi4916+214524+224524+225789(Top 22%)4781(Top 32%)4781(Top 233%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 18%
×21stories
+97ft-345ft

Overall

4815

Males

4486

M50-54

4486

5K→10K

3.1 - 6.2 mi

Top 18%
×5stories
+79ft-138ft

Overall

4759

Males

4423

M50-54

4423

10K→15K

6.2 - 9.3 mi

Top 18%
×3stories
+67ft-78ft

Overall

4815

Males

4486

M50-54

4486

15K→20K

9.3 - 12.4 mi

Top 20%
×5stories
+106ft-86ft

Overall

5329

Males

4919

M50-54

4919

20K→Half

12.4 - 13.1 mi

Top 21%
×2stories
+19ft-37ft

Overall

5552

Males

5112

M50-54

5112

Half→25K

13.1 - 15.5 mi

Top 20%
×4stories
+66ft-88ft

Overall

5280

Males

4867

M50-54

4867

25K→30K

15.5 - 18.6 mi

Top 19%
×9stories
+181ft-148ft

Overall

4946

Males

4550

M50-54

4550

30K→20M

18.6 - 20.0 mi

Top 16%
×5stories
+64ft-50ft

Overall

4278

Males

3949

M50-54

3949

20M→21M

20.0 - 21.0 mi

Top 20%
×8stories
+106ft-24ft

Overall

5426

Males

4779

M50-54

4779

21M→35K

21.0 - 21.8 mi

Top 19%
×7stories
+17ft-86ft

Overall

5049

Males

4524

M50-54

4524

35K→23M

21.8 - 23.0 mi

Top 18%
×5stories
+23ft-63ft

Overall

4783

Males

4299

M50-54

4299

23M→24M

23.0 - 24.0 mi

Top 20%
×6stories
+12ft-82ft

Overall

5450

Males

4739

M50-54

4739

24M→40K

24.0 - 24.9 mi

Top 21%
×1story
+6ft-20ft

Overall

5615

Males

4762

M50-54

4762

40K→25.2M

24.9 - 25.2 mi

Top 25%
×1story
+13ft-16ft

Overall

6532

Males

5258

M50-54

5258

25.2M→Finish

25.2 - 26.2 mi

Top 22%
×2stories
+22ft-21ft

Overall

5789

Males

4781

M50-54

4781

Passing Analysis

Category:
Athletes Passed
1549
Passed By
798
Net Change
+751
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#5667
5K → 10K51353+460#5667#5207
10K → 15K19057+133#5207#5074
15K → 20K79159-80#5074#5154
20K → Half1337-24#5154#5178
Half → 25K89110-21#5178#5199
25K → 30K18387+96#5199#5103
30K → 20M12121+100#5103#5003
20M → 21M5566-11#5003#5014
21M → 35K4130+11#5014#5003
35K → 23M9936+63#5003#4940
23M → 24M5143+8#4940#4932
24M → 40K4643+3#4932#4929
40K → 25.2M1725-8#4929#4937
25.2M → Finish5231+21#4937#4916
TOTALS1549798+751
📊

Passing Visuals

Category:
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🔥Passing Intensity

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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