Jared Birchfield

Bib: 12380M

CA

0:00
0:00
/ mi
Masters
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Overall
#0 / 25550
Top 31%
Gender (Male)
#0 / 14578
Top 43%
Masters (Masters Men)
#0 / 9729
Top 32%
Division (M50-54)
#0 / 1935
Top 32%
Race Day Weather
55°/45°F
scattered clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
22:25
Rank: #8533
Start5K
22:25 | 7:13/mi
10K· 6.21 mi
44:54
Rank: #8322 (+211)
5K10K
22:29 | 7:14/mi
15K· 9.32 mi
1:07:49
Rank: #8415 (-93)
10K15K
22:55 | 7:23/mi
20K· 12.43 mi
1:31:07
Rank: #8347 (+68)
15K20K
23:18 | 7:30/mi
Half· 13.11 mi
1:36:05
Rank: #8307 (+40)
20KHalf
4:58 | 7:17/mi
25K· 15.53 mi
1:53:52
Rank: #7817 (+490)
Half25K
17:47 | 7:20/mi
30K· 18.64 mi
2:17:37
Rank: #7331 (+486)
25K30K
23:45 | 7:39/mi
20M
2:28:20
Rank: #7185 (+146)
30K20M
10:43 | 7:53/mi
21M
2:39:38
Rank: #7912 (-727)
20M21M
11:18 | 11:18/mi
35K· 21.75 mi
2:45:39
Rank: #7873 (+39)
21M35K
6:01 | 8:03/mi
23M
2:56:57
Rank: #8000 (-127)
35K23M
11:18 | 9:02/mi
24M
3:05:09
Rank: #7938 (+62)
23M24M
8:12 | 8:12/mi
40K· 24.85 mi
3:13:05
Rank: #8088 (-150)
24M40K
7:56 | 9:17/mi
25.2M
3:16:24
Rank: #8091 (-3)
40K25.2M
3:19 | 9:37/mi
Finish· 26.22 mi
3:24:25
Rank: #8025 (+66)
25.2MFinish
8:01 | 7:52/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:36:05
Pace7:20 /mi
2nd Half
Distance13.11 mi
Time1:48:20
Pace8:16 /mi
📊Positive Split: 12.7% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:51:1222:257:1322:25
7:13
-
10K
6.21 mi11:13:4144:547:1422:29
7:14
+0:01
15K
9.32 mi11:36:361:07:497:1722:55
7:23
+0:09
20K
12.43 mi11:59:541:31:077:2023:18
7:30
+0:07
Half
13.11 mi12:04:521:36:057:204:58
7:17
-0:13
25K
15.53 mi12:22:391:53:527:2017:47
7:20
+0:03
30K
18.64 mi12:46:242:17:377:2323:45
7:39
+0:19
20M
20.00 mi12:57:072:28:207:2510:43
7:53
+0:14
21M
21.00 mi13:08:252:39:387:3611:18
11:18
+3:25
35K
21.75 mi13:14:262:45:397:376:01
8:03
-3:15
23M
23.00 mi13:25:442:56:577:4211:18
9:02
+0:59
24M
24.00 mi13:33:563:05:097:438:12
8:12
-0:50
40K
24.85 mi13:41:523:13:057:467:56
9:17
+1:05
25.2M
25.20 mi13:45:113:16:247:483:19
9:37
+0:20
Finish
26.22 mi13:53:123:24:257:488:01
7:52
-1:45

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

7:13 /mi

Average Pace

7:48 /mi

Slowest Pace

11:18 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

49:52

24% of race

Time at Steady Pace

2:00:42

59% of race

Time at Slower Pace

33:51

17% of race

Average Pace: 7:48 /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 mi10:51:1222:257:1322:25
7:13
#8533
10K
6.21 mi11:13:4144:547:1422:29
7:14
#8322
15K
9.32 mi11:36:361:07:497:1722:55
7:23
#8415
20K
12.43 mi11:59:541:31:077:2023:18
7:30
#8347
Half
13.11 mi12:04:521:36:057:204:58
7:17
#8307
25K
15.53 mi12:22:391:53:527:2017:47
7:20
#7817
30K
18.64 mi12:46:242:17:377:2323:45
7:39
#7331
20M
20.00 mi12:57:072:28:207:2510:43
7:53
#7185
21M
21.00 mi13:08:252:39:387:3611:18
11:18
#7912
35K
21.75 mi13:14:262:45:397:376:01
8:03
#7873
23M
23.00 mi13:25:442:56:577:4211:18
9:02
#8000
24M
24.00 mi13:33:563:05:097:438:12
8:12
#7938
40K
24.85 mi13:41:523:13:057:467:56
9:17
#8088
25.2M
25.20 mi13:45:113:16:247:483:19
9:37
#8091
Finish
26.22 mi13:53:123:24:257:488:01
7:52
#8025
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM50-54Seg. OverallSeg. MalesSeg. M50-54
5K3.11 mi3.11 mi8533712471248683(Top 34%)7109(Top 49%)7109(Top 367%)
10K6.21 mi3.10 mi8322+2116968+1566968+1568181(Top 32%)6853(Top 47%)6853(Top 354%)
15K9.32 mi3.11 mi8415-937008-407008-408683(Top 34%)7109(Top 49%)7109(Top 367%)
20K12.43 mi3.11 mi8347+686945+636945+638359(Top 33%)6809(Top 47%)6809(Top 352%)
Half13.11 mi0.68 mi8307+406918+276918+277494(Top 29%)6302(Top 43%)6302(Top 326%)
25K15.53 mi2.42 mi7817+4906581+3376581+3376027(Top 24%)5201(Top 36%)5201(Top 269%)
30K18.64 mi3.11 mi7331+4866211+3706211+3705838(Top 23%)4908(Top 34%)4908(Top 254%)
20M20.00 mi1.36 mi7185+1466076+1356076+1356147(Top 24%)4946(Top 34%)4946(Top 256%)
21M21.00 mi1.00 mi7912-7276447-3716447-37117121(Top 67%)10166(Top 70%)10166(Top 525%)
35K21.75 mi0.75 mi7873+396395+526395+528025(Top 31%)5765(Top 40%)5765(Top 298%)
23M23.00 mi1.25 mi8000-1276397-26397-211279(Top 44%)7205(Top 49%)7205(Top 372%)
24M24.00 mi1.00 mi7938+626323+746323+747745(Top 30%)5369(Top 37%)5369(Top 277%)
40K24.85 mi0.85 mi8088-1506353-306353-3012117(Top 47%)7493(Top 51%)7493(Top 387%)
25.2M25.20 mi0.35 mi8091-36327+266327+269172(Top 36%)5909(Top 41%)5909(Top 305%)
Finish26.22 mi1.02 mi8025+666255+726255+727711(Top 30%)5263(Top 36%)5263(Top 272%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 34%
×21stories
+97ft-345ft

Overall

8683

Males

7109

M50-54

7109

5K→10K

3.1 - 6.2 mi

Top 32%
×5stories
+79ft-138ft

Overall

8181

Males

6853

M50-54

6853

10K→15K

6.2 - 9.3 mi

Top 34%
×3stories
+67ft-78ft

Overall

8683

Males

7109

M50-54

7109

15K→20K

9.3 - 12.4 mi

Top 33%
×5stories
+106ft-86ft

Overall

8359

Males

6809

M50-54

6809

20K→Half

12.4 - 13.1 mi

Top 29%
×2stories
+19ft-37ft

Overall

7494

Males

6302

M50-54

6302

Half→25K

13.1 - 15.5 mi

Top 24%
×4stories
+66ft-88ft

Overall

6027

Males

5201

M50-54

5201

25K→30K

15.5 - 18.6 mi

Top 23%
×9stories
+181ft-148ft

Overall

5838

Males

4908

M50-54

4908

30K→20M

18.6 - 20.0 mi

Top 24%
×5stories
+64ft-50ft

Overall

6147

Males

4946

M50-54

4946

20M→21M

20.0 - 21.0 mi

Top 67%
×8stories
+106ft-24ft

Overall

17121

Males

10166

M50-54

10166

21M→35K

21.0 - 21.8 mi

Top 31%
×7stories
+17ft-86ft

Overall

8025

Males

5765

M50-54

5765

35K→23M

21.8 - 23.0 mi

Top 44%
×5stories
+23ft-63ft

Overall

11279

Males

7205

M50-54

7205

23M→24M

23.0 - 24.0 mi

Top 30%
×6stories
+12ft-82ft

Overall

7745

Males

5369

M50-54

5369

24M→40K

24.0 - 24.9 mi

Top 47%
×1story
+6ft-20ft

Overall

12117

Males

7493

M50-54

7493

40K→25.2M

24.9 - 25.2 mi

Top 36%
×1story
+13ft-16ft

Overall

9172

Males

5909

M50-54

5909

25.2M→Finish

25.2 - 26.2 mi

Top 30%
×2stories
+22ft-21ft

Overall

7711

Males

5263

M50-54

5263

Passing Analysis

Category:
Athletes Passed
2486
Passed By
1978
Net Change
+508
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#8533
5K10K345134+211#8533#8322
10K15K153246-93#8322#8415
15K20K217149+68#8415#8347
20KHalf5616+40#8347#8307
Half25K4988+490#8307#7817
25K30K51327+486#7817#7331
30K20M18539+146#7331#7185
20M21M18745-727#7185#7912
21M35K8142+39#7912#7873
35K23M107234-127#7873#8000
23M24M11654+62#8000#7938
24M40K46196-150#7938#8088
40K25.2M4447-3#8088#8091
25.2MFinish10741+66#8091#8025
TOTALS24861978+508
📊

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