James Renfro

Bib: 12110M

PA

0:00
0:00
/ mi
Masters
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Overall
#0 / 28404
Top 41%
Gender (Male)
#0 / 16105
Masters (Masters Men)
#0 / 10463
Top 44%
Division (M45-49)
#0 / 2386
Race Day Weather
50°/40°F
broken clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
21:51
Rank: #8079
Start5K
21:51 | 7:02/mi
10K· 6.21 mi
43:50
Rank: #8302 (-223)
5K10K
21:59 | 7:05/mi
15K· 9.32 mi
1:05:52
Rank: #8252 (+50)
10K15K
22:02 | 7:06/mi
20K· 12.43 mi
1:28:20
Rank: #8235 (+17)
15K20K
22:28 | 7:14/mi
Half· 13.11 mi
1:33:16
Rank: #8261 (-26)
20KHalf
4:56 | 7:14/mi
25K· 15.53 mi
1:51:32
Rank: #8514 (-253)
Half25K
18:16 | 7:32/mi
30K· 18.64 mi
2:16:06
Rank: #8845 (-331)
25K30K
24:34 | 7:54/mi
20M
2:27:44
Rank: #9276 (-431)
30K20M
11:38 | 8:34/mi
21M
2:37:13
Rank: #9695 (-419)
20M21M
9:29 | 9:29/mi
35K· 21.75 mi
2:44:12
Rank: #10182 (-487)
21M35K
6:59 | 9:20/mi
23M
2:55:42
Rank: #10654 (-472)
35K23M
11:30 | 9:11/mi
24M
3:04:47
Rank: #11001 (-347)
23M24M
9:05 | 9:05/mi
40K· 24.85 mi
3:12:30
Rank: #11215 (-214)
24M40K
7:43 | 9:02/mi
25.2M
3:16:04
Rank: #11360 (-145)
40K25.2M
3:34 | 10:21/mi
Finish· 26.22 mi
3:25:08
Rank: #11719 (-359)
25.2MFinish
9:04 | 8:54/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:33:16
Pace7:07 /mi
2nd Half
Distance13.11 mi
Time1:51:52
Pace8:32 /mi
📊Positive Split: 19.9% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:49:1721:517:0221:51
7:02
-
10K
6.21 mi11:11:1643:507:0321:59
7:05
+0:03
15K
9.32 mi11:33:181:05:527:0422:02
7:06
+0:01
20K
12.43 mi11:55:461:28:207:0622:28
7:14
+0:08
Half
13.11 mi12:00:421:33:167:074:56
7:14
0:00
25K
15.53 mi12:18:581:51:327:1118:16
7:32
+0:18
30K
18.64 mi12:43:322:16:067:1824:34
7:54
+0:22
20M
20.00 mi12:55:102:27:447:2311:38
8:34
+0:40
21M
21.00 mi13:04:392:37:137:299:29
9:29
+0:55
35K
21.75 mi13:11:382:44:127:336:59
9:20
-0:09
23M
23.00 mi13:23:082:55:427:3811:30
9:11
-0:09
24M
24.00 mi13:32:133:04:477:429:05
9:05
-0:06
40K
24.85 mi13:39:563:12:307:457:43
9:02
-0:03
25.2M
25.20 mi13:43:303:16:047:473:34
10:21
+1:19
Finish
26.22 mi13:52:343:25:087:509:04
8:54
-1:27

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

7:02 /mi

Average Pace

7:50 /mi

Slowest Pace

10:21 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:16:06

66% of race

Time at Steady Pace

37:30

18% of race

Time at Slower Pace

31:32

15% of race

Average Pace: 7:49 /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 mi10:49:1721:517:0221:51
7:02
#8079
10K
6.21 mi11:11:1643:507:0321:59
7:05
#8302
15K
9.32 mi11:33:181:05:527:0422:02
7:06
#8252
20K
12.43 mi11:55:461:28:207:0622:28
7:14
#8235
Half
13.11 mi12:00:421:33:167:074:56
7:14
#8261
25K
15.53 mi12:18:581:51:327:1118:16
7:32
#8514
30K
18.64 mi12:43:322:16:067:1824:34
7:54
#8845
20M
20.00 mi12:55:102:27:447:2311:38
8:34
#9276
21M
21.00 mi13:04:392:37:137:299:29
9:29
#9695
35K
21.75 mi13:11:382:44:127:336:59
9:20
#10182
23M
23.00 mi13:23:082:55:427:3811:30
9:11
#10654
24M
24.00 mi13:32:133:04:477:429:05
9:05
#11001
40K
24.85 mi13:39:563:12:307:457:43
9:02
#11215
25.2M
25.20 mi13:43:303:16:047:473:34
10:21
#11360
Finish
26.22 mi13:52:343:25:087:509:04
8:54
#11719
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM45-49Seg. OverallSeg. MalesSeg. M45-49
5K3.11 mi3.11 mi8079705570558279(Top 29%)7113(Top 44%)7113(Top 298%)
10K6.21 mi3.10 mi8302-2237180-1257180-1258472(Top 30%)7281(Top 45%)7281(Top 305%)
15K9.32 mi3.11 mi8252+507133+477133+478279(Top 29%)7113(Top 44%)7113(Top 298%)
20K12.43 mi3.11 mi8235+177095+387095+388466(Top 30%)7142(Top 44%)7142(Top 299%)
Half13.11 mi0.68 mi8261-267111-167111-169363(Top 33%)7706(Top 48%)7706(Top 323%)
25K15.53 mi2.42 mi8514-2537242-1317242-13110241(Top 36%)8010(Top 50%)8010(Top 336%)
30K18.64 mi3.11 mi8845-3317382-1407382-14010688(Top 38%)8022(Top 50%)8022(Top 336%)
20M20.00 mi1.36 mi9276-4317590-2087590-20814136(Top 50%)9507(Top 59%)9507(Top 398%)
21M21.00 mi1.00 mi9695-4197791-2017791-20115975(Top 56%)10235(Top 64%)10235(Top 429%)
35K21.75 mi0.75 mi10182-4878004-2138004-21319681(Top 69%)11807(Top 73%)11807(Top 495%)
23M23.00 mi1.25 mi10654-4728193-1898193-18917229(Top 61%)10608(Top 66%)10608(Top 445%)
24M24.00 mi1.00 mi11001-3478315-1228315-12217757(Top 63%)10799(Top 67%)10799(Top 453%)
40K24.85 mi0.85 mi11215-2148381-668381-6616414(Top 58%)10097(Top 63%)10097(Top 423%)
25.2M25.20 mi0.35 mi11360-1458430-498430-4918375(Top 65%)10983(Top 68%)10983(Top 460%)
Finish26.22 mi1.02 mi11719-3598572-1428572-14218487(Top 65%)11105(Top 69%)11105(Top 465%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 29%
×21stories
+97ft-345ft

Overall

8279

Males

7113

M45-49

7113

5K→10K

3.1 - 6.2 mi

Top 30%
×5stories
+79ft-138ft

Overall

8472

Males

7281

M45-49

7281

10K→15K

6.2 - 9.3 mi

Top 29%
×3stories
+67ft-78ft

Overall

8279

Males

7113

M45-49

7113

15K→20K

9.3 - 12.4 mi

Top 30%
×5stories
+106ft-86ft

Overall

8466

Males

7142

M45-49

7142

20K→Half

12.4 - 13.1 mi

Top 33%
×2stories
+19ft-37ft

Overall

9363

Males

7706

M45-49

7706

Half→25K

13.1 - 15.5 mi

Top 36%
×4stories
+66ft-88ft

Overall

10241

Males

8010

M45-49

8010

25K→30K

15.5 - 18.6 mi

Top 38%
×9stories
+181ft-148ft

Overall

10688

Males

8022

M45-49

8022

30K→20M

18.6 - 20.0 mi

Top 50%
×5stories
+64ft-50ft

Overall

14136

Males

9507

M45-49

9507

20M→21M

20.0 - 21.0 mi

Top 56%
×8stories
+106ft-24ft

Overall

15975

Males

10235

M45-49

10235

21M→35K

21.0 - 21.8 mi

Top 69%
×7stories
+17ft-86ft

Overall

19681

Males

11807

M45-49

11807

35K→23M

21.8 - 23.0 mi

Top 61%
×5stories
+23ft-63ft

Overall

17229

Males

10608

M45-49

10608

23M→24M

23.0 - 24.0 mi

Top 63%
×6stories
+12ft-82ft

Overall

17757

Males

10799

M45-49

10799

24M→40K

24.0 - 24.9 mi

Top 58%
×1story
+6ft-20ft

Overall

16414

Males

10097

M45-49

10097

40K→25.2M

24.9 - 25.2 mi

Top 65%
×1story
+13ft-16ft

Overall

18375

Males

10983

M45-49

10983

25.2M→Finish

25.2 - 26.2 mi

Top 65%
×2stories
+22ft-21ft

Overall

18487

Males

11105

M45-49

11105

Passing Analysis

Category:
Athletes Passed
840
Passed By
4478
Net Change
-3640
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#8079
5K10K127350-223#8079#8302
10K15K174124+50#8302#8252
15K20K163146+17#8252#8235
20KHalf1440-26#8235#8261
Half25K67320-253#8261#8514
25K30K126457-331#8514#8845
30K20M31462-431#8845#9276
20M21M19438-419#9276#9695
21M35K8493-487#9695#10182
35K23M30502-472#10182#10654
23M24M22369-347#10654#11001
24M40K26240-214#11001#11215
40K25.2M12157-145#11215#11360
25.2MFinish21380-359#11360#11719
TOTALS8404478-3640
📊

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