Marc Barton-Smith

Bib: 8664M

QC

0:00
0:00
/ mi
Masters
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Overall
#0 / 25550
Top 18%
Gender (Male)
#0 / 14578
Top 28%
Masters (Masters Men)
#0 / 9729
Top 17%
Division (M45-49)
#0 / 2218
Top 22%
Race Day Weather
55°/45°F
scattered clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
21:10
Rank: #5739
Start5K
21:10 | 6:49/mi
10K· 6.21 mi
43:04
Rank: #6372 (-633)
5K10K
21:54 | 7:03/mi
15K· 9.32 mi
1:04:18
Rank: #5926 (+446)
10K15K
21:14 | 6:50/mi
20K· 12.43 mi
1:25:58
Rank: #5643 (+283)
15K20K
21:40 | 6:58/mi
Half· 13.11 mi
1:30:40
Rank: #5604 (+39)
20KHalf
4:42 | 6:53/mi
25K· 15.53 mi
1:47:57
Rank: #5397 (+207)
Half25K
17:17 | 7:08/mi
30K· 18.64 mi
2:11:15
Rank: #5244 (+153)
25K30K
23:18 | 7:30/mi
20M
2:21:22
Rank: #5066 (+178)
30K20M
10:07 | 7:27/mi
21M
2:29:42
Rank: #5005 (+61)
20M21M
8:20 | 8:20/mi
35K· 21.75 mi
2:35:18
Rank: #4954 (+51)
21M35K
5:36 | 7:29/mi
23M
2:45:14
Rank: #4889 (+65)
35K23M
9:56 | 7:56/mi
24M
2:53:01
Rank: #4818 (+71)
23M24M
7:47 | 7:47/mi
40K· 24.85 mi
2:59:44
Rank: #4766 (+52)
24M40K
6:43 | 7:51/mi
25.2M
3:02:49
Rank: #4751 (+15)
40K25.2M
3:05 | 8:56/mi
Finish· 26.22 mi
3:10:19
Rank: #4681 (+70)
25.2MFinish
7:30 | 7:22/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:30:40
Pace6:55 /mi
2nd Half
Distance13.11 mi
Time1:39:39
Pace7:36 /mi
📊Positive Split: 9.9% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:46:3221:106:4921:10
6:49
-
10K
6.21 mi11:08:2643:046:5621:54
7:03
+0:14
15K
9.32 mi11:29:401:04:186:5421:14
6:50
-0:13
20K
12.43 mi11:51:201:25:586:5521:40
6:58
+0:08
Half
13.11 mi11:56:021:30:406:554:42
6:53
-0:05
25K
15.53 mi12:13:191:47:576:5717:17
7:08
+0:15
30K
18.64 mi12:36:372:11:157:0223:18
7:30
+0:22
20M
20.00 mi12:46:442:21:227:0410:07
7:27
-0:03
21M
21.00 mi12:55:042:29:427:088:20
8:20
+0:53
35K
21.75 mi13:00:402:35:187:085:36
7:29
-0:51
23M
23.00 mi13:10:362:45:147:119:56
7:56
+0:27
24M
24.00 mi13:18:232:53:017:137:47
7:47
-0:09
40K
24.85 mi13:25:062:59:447:146:43
7:51
+0:04
25.2M
25.20 mi13:28:113:02:497:153:05
8:56
+1:05
Finish
26.22 mi13:35:413:10:197:167:30
7:22
-1:34

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

6:49 /mi

Average Pace

7:16 /mi

Slowest Pace

8:56 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:47:57

57% of race

Time at Steady Pace

46:31

24% of race

Time at Slower Pace

35:51

19% of race

Average Pace: 7:16 /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 mi10:46:3221:106:4921:10
6:49
#5739
10K
6.21 mi11:08:2643:046:5621:54
7:03
#6372
15K
9.32 mi11:29:401:04:186:5421:14
6:50
#5926
20K
12.43 mi11:51:201:25:586:5521:40
6:58
#5643
Half
13.11 mi11:56:021:30:406:554:42
6:53
#5604
25K
15.53 mi12:13:191:47:576:5717:17
7:08
#5397
30K
18.64 mi12:36:372:11:157:0223:18
7:30
#5244
20M
20.00 mi12:46:442:21:227:0410:07
7:27
#5066
21M
21.00 mi12:55:042:29:427:088:20
8:20
#5005
35K
21.75 mi13:00:402:35:187:085:36
7:29
#4954
23M
23.00 mi13:10:362:45:147:119:56
7:56
#4889
24M
24.00 mi13:18:232:53:017:137:47
7:47
#4818
40K
24.85 mi13:25:062:59:447:146:43
7:51
#4766
25.2M
25.20 mi13:28:113:02:497:153:05
8:56
#4751
Finish
26.22 mi13:35:413:10:197:167:30
7:22
#4681
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM45-49Seg. OverallSeg. MalesSeg. M45-49
5K3.11 mi3.11 mi5739523252325049(Top 20%)4644(Top 32%)4644(Top 209%)
10K6.21 mi3.10 mi6372-6335697-4655697-4656968(Top 27%)6093(Top 42%)6093(Top 275%)
15K9.32 mi3.11 mi5926+4465367+3305367+3305049(Top 20%)4644(Top 32%)4644(Top 209%)
20K12.43 mi3.11 mi5643+2835128+2395128+2395086(Top 20%)4640(Top 32%)4640(Top 209%)
Half13.11 mi0.68 mi5604+395097+315097+315092(Top 20%)4635(Top 32%)4635(Top 209%)
25K15.53 mi2.42 mi5397+2074915+1824915+1824958(Top 19%)4450(Top 31%)4450(Top 201%)
30K18.64 mi3.11 mi5244+1534747+1684747+1685077(Top 20%)4400(Top 30%)4400(Top 198%)
20M20.00 mi1.36 mi5066+1784597+1504597+1504107(Top 16%)3630(Top 25%)3630(Top 164%)
21M21.00 mi1.00 mi5005+614519+784519+785441(Top 21%)4373(Top 30%)4373(Top 197%)
35K21.75 mi0.75 mi4954+514460+594460+594971(Top 19%)4085(Top 28%)4085(Top 184%)
23M23.00 mi1.25 mi4889+654382+784382+785415(Top 21%)4210(Top 29%)4210(Top 190%)
24M24.00 mi1.00 mi4818+714298+844298+845443(Top 21%)4149(Top 28%)4149(Top 187%)
40K24.85 mi0.85 mi4766+524236+624236+625033(Top 20%)3816(Top 26%)3816(Top 172%)
25.2M25.20 mi0.35 mi4751+154214+224214+226211(Top 24%)4364(Top 30%)4364(Top 197%)
Finish26.22 mi1.02 mi4681+704138+764138+764810(Top 19%)3692(Top 25%)3692(Top 166%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 20%
×21stories
+97ft-345ft

Overall

5049

Males

4644

M45-49

4644

5K→10K

3.1 - 6.2 mi

Top 27%
×5stories
+79ft-138ft

Overall

6968

Males

6093

M45-49

6093

10K→15K

6.2 - 9.3 mi

Top 20%
×3stories
+67ft-78ft

Overall

5049

Males

4644

M45-49

4644

15K→20K

9.3 - 12.4 mi

Top 20%
×5stories
+106ft-86ft

Overall

5086

Males

4640

M45-49

4640

20K→Half

12.4 - 13.1 mi

Top 20%
×2stories
+19ft-37ft

Overall

5092

Males

4635

M45-49

4635

Half→25K

13.1 - 15.5 mi

Top 19%
×4stories
+66ft-88ft

Overall

4958

Males

4450

M45-49

4450

25K→30K

15.5 - 18.6 mi

Top 20%
×9stories
+181ft-148ft

Overall

5077

Males

4400

M45-49

4400

30K→20M

18.6 - 20.0 mi

Top 16%
×5stories
+64ft-50ft

Overall

4107

Males

3630

M45-49

3630

20M→21M

20.0 - 21.0 mi

Top 21%
×8stories
+106ft-24ft

Overall

5441

Males

4373

M45-49

4373

21M→35K

21.0 - 21.8 mi

Top 19%
×7stories
+17ft-86ft

Overall

4971

Males

4085

M45-49

4085

35K→23M

21.8 - 23.0 mi

Top 21%
×5stories
+23ft-63ft

Overall

5415

Males

4210

M45-49

4210

23M→24M

23.0 - 24.0 mi

Top 21%
×6stories
+12ft-82ft

Overall

5443

Males

4149

M45-49

4149

24M→40K

24.0 - 24.9 mi

Top 20%
×1story
+6ft-20ft

Overall

5033

Males

3816

M45-49

3816

40K→25.2M

24.9 - 25.2 mi

Top 24%
×1story
+13ft-16ft

Overall

6211

Males

4364

M45-49

4364

25.2M→Finish

25.2 - 26.2 mi

Top 19%
×2stories
+22ft-21ft

Overall

4810

Males

3692

M45-49

3692

Passing Analysis

Category:
Athletes Passed
2247
Passed By
1189
Net Change
+1058
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#5739
5K10K56689-633#5739#6372
10K15K4526+446#6372#5926
15K20K32239+283#5926#5643
20KHalf5011+39#5643#5604
Half25K26053+207#5604#5397
25K30K264111+153#5397#5244
30K20M19719+178#5244#5066
20M21M12160+61#5066#5005
21M35K7726+51#5005#4954
35K23M12358+65#4954#4889
23M24M10938+71#4889#4818
24M40K8129+52#4818#4766
40K25.2M3520+15#4766#4751
25.2MFinish10030+70#4751#4681
TOTALS22471189+1058
📊

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