Gareth Birch

Bib: 12913M

0:00
0:00
/ mi
Masters
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Overall
#0 / 25550
Top 34%
Gender (Male)
#0 / 14578
Top 46%
Masters (Masters Men)
#0 / 9729
Top 35%
Division (M50-54)
#0 / 1935
Top 36%
Race Day Weather
55°/45°F
scattered clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
23:10
Rank: #10421
Start5K
23:10 | 7:27/mi
10K· 6.21 mi
46:50
Rank: #10810 (-389)
5K10K
23:40 | 7:37/mi
15K· 9.32 mi
1:10:47
Rank: #10919 (-109)
10K15K
23:57 | 7:43/mi
20K· 12.43 mi
1:35:16
Rank: #10910 (+9)
15K20K
24:29 | 7:53/mi
Half· 13.11 mi
1:40:31
Rank: #10882 (+28)
20KHalf
5:15 | 7:42/mi
25K· 15.53 mi
1:59:58
Rank: #10714 (+168)
Half25K
19:27 | 8:01/mi
30K· 18.64 mi
2:25:36
Rank: #10317 (+397)
25K30K
25:38 | 8:15/mi
20M
2:36:49
Rank: #10072 (+245)
30K20M
11:13 | 8:15/mi
21M
2:45:21
Rank: #9767 (+305)
20M21M
8:32 | 8:32/mi
35K· 21.75 mi
2:51:21
Rank: #9650 (+117)
21M35K
6:00 | 8:01/mi
23M
3:01:45
Rank: #9420 (+230)
35K23M
10:24 | 8:18/mi
24M
3:09:46
Rank: #9266 (+154)
23M24M
8:01 | 8:01/mi
40K· 24.85 mi
3:16:35
Rank: #9062 (+204)
24M40K
6:49 | 7:58/mi
25.2M
3:19:34
Rank: #8954 (+108)
40K25.2M
2:59 | 8:39/mi
Finish· 26.22 mi
3:27:06
Rank: #8725 (+229)
25.2MFinish
7:32 | 7:24/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:40:31
Pace7:40 /mi
2nd Half
Distance13.11 mi
Time1:46:35
Pace8:08 /mi
📊Positive Split: 6.0% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:52:5623:107:2723:10
7:27
-
10K
6.21 mi11:16:3646:507:3223:40
7:37
+0:10
15K
9.32 mi11:40:331:10:477:3623:57
7:43
+0:06
20K
12.43 mi12:05:021:35:167:4024:29
7:53
+0:10
Half
13.11 mi12:10:171:40:317:405:15
7:42
-0:11
25K
15.53 mi12:29:441:59:587:4319:27
8:01
+0:19
30K
18.64 mi12:55:222:25:367:4925:38
8:15
+0:14
20M
20.00 mi13:06:352:36:497:5011:13
8:15
0:00
21M
21.00 mi13:15:072:45:217:528:32
8:32
+0:17
35K
21.75 mi13:21:072:51:217:536:00
8:01
-0:31
23M
23.00 mi13:31:313:01:457:5410:24
8:18
+0:17
24M
24.00 mi13:39:323:09:467:548:01
8:01
-0:17
40K
24.85 mi13:46:213:16:357:556:49
7:58
-0:03
25.2M
25.20 mi13:49:203:19:347:552:59
8:39
+0:41
Finish
26.22 mi13:56:523:27:067:547:32
7:24
-1:15

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

7:24 /mi

Average Pace

7:54 /mi

Slowest Pace

8:39 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:28:20

72% of race

Time at Steady Pace

58:46

28% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 7:54 /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 mi10:52:5623:107:2723:10
7:27
#10421
10K
6.21 mi11:16:3646:507:3223:40
7:37
#10810
15K
9.32 mi11:40:331:10:477:3623:57
7:43
#10919
20K
12.43 mi12:05:021:35:167:4024:29
7:53
#10910
Half
13.11 mi12:10:171:40:317:405:15
7:42
#10882
25K
15.53 mi12:29:441:59:587:4319:27
8:01
#10714
30K
18.64 mi12:55:222:25:367:4925:38
8:15
#10317
20M
20.00 mi13:06:352:36:497:5011:13
8:15
#10072
21M
21.00 mi13:15:072:45:217:528:32
8:32
#9767
35K
21.75 mi13:21:072:51:217:536:00
8:01
#9650
23M
23.00 mi13:31:313:01:457:5410:24
8:18
#9420
24M
24.00 mi13:39:323:09:467:548:01
8:01
#9266
40K
24.85 mi13:46:213:16:357:556:49
7:58
#9062
25.2M
25.20 mi13:49:203:19:347:552:59
8:39
#8954
Finish
26.22 mi13:56:523:27:067:547:32
7:24
#8725
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM50-54Seg. OverallSeg. MalesSeg. M50-54
5K3.11 mi3.11 mi104218153815311287(Top 44%)8420(Top 58%)8420(Top 435%)
10K6.21 mi3.10 mi10810-3898273-1208273-12011219(Top 44%)8419(Top 58%)8419(Top 435%)
15K9.32 mi3.11 mi10919-1098304-318304-3111287(Top 44%)8420(Top 58%)8420(Top 435%)
20K12.43 mi3.11 mi10910+98272+328272+3211006(Top 43%)8160(Top 56%)8160(Top 422%)
Half13.11 mi0.68 mi10882+288242+308242+3010655(Top 42%)7986(Top 55%)7986(Top 413%)
25K15.53 mi2.42 mi10714+1688103+1398103+13910353(Top 41%)7659(Top 53%)7659(Top 396%)
30K18.64 mi3.11 mi10317+3977803+3007803+3009303(Top 36%)6912(Top 47%)6912(Top 357%)
20M20.00 mi1.36 mi10072+2457632+1717632+1718157(Top 32%)6073(Top 42%)6073(Top 314%)
21M21.00 mi1.00 mi9767+3057439+1937439+1936407(Top 25%)4909(Top 34%)4909(Top 254%)
35K21.75 mi0.75 mi9650+1177335+1047335+1047990(Top 31%)5731(Top 39%)5731(Top 296%)
23M23.00 mi1.25 mi9420+2307153+1827153+1827429(Top 29%)5295(Top 36%)5295(Top 274%)
24M24.00 mi1.00 mi9266+1547030+1237030+1236772(Top 27%)4850(Top 33%)4850(Top 251%)
40K24.85 mi0.85 mi9062+2046881+1496881+1495717(Top 22%)4165(Top 29%)4165(Top 215%)
25.2M25.20 mi0.35 mi8954+1086805+766805+765166(Top 20%)3789(Top 26%)3789(Top 196%)
Finish26.22 mi1.02 mi8725+2296640+1656640+1655053(Top 20%)3804(Top 26%)3804(Top 197%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 44%
×21stories
+97ft-345ft

Overall

11287

Males

8420

M50-54

8420

5K→10K

3.1 - 6.2 mi

Top 44%
×5stories
+79ft-138ft

Overall

11219

Males

8419

M50-54

8419

10K→15K

6.2 - 9.3 mi

Top 44%
×3stories
+67ft-78ft

Overall

11287

Males

8420

M50-54

8420

15K→20K

9.3 - 12.4 mi

Top 43%
×5stories
+106ft-86ft

Overall

11006

Males

8160

M50-54

8160

20K→Half

12.4 - 13.1 mi

Top 42%
×2stories
+19ft-37ft

Overall

10655

Males

7986

M50-54

7986

Half→25K

13.1 - 15.5 mi

Top 41%
×4stories
+66ft-88ft

Overall

10353

Males

7659

M50-54

7659

25K→30K

15.5 - 18.6 mi

Top 36%
×9stories
+181ft-148ft

Overall

9303

Males

6912

M50-54

6912

30K→20M

18.6 - 20.0 mi

Top 32%
×5stories
+64ft-50ft

Overall

8157

Males

6073

M50-54

6073

20M→21M

20.0 - 21.0 mi

Top 25%
×8stories
+106ft-24ft

Overall

6407

Males

4909

M50-54

4909

21M→35K

21.0 - 21.8 mi

Top 31%
×7stories
+17ft-86ft

Overall

7990

Males

5731

M50-54

5731

35K→23M

21.8 - 23.0 mi

Top 29%
×5stories
+23ft-63ft

Overall

7429

Males

5295

M50-54

5295

23M→24M

23.0 - 24.0 mi

Top 27%
×6stories
+12ft-82ft

Overall

6772

Males

4850

M50-54

4850

24M→40K

24.0 - 24.9 mi

Top 22%
×1story
+6ft-20ft

Overall

5717

Males

4165

M50-54

4165

40K→25.2M

24.9 - 25.2 mi

Top 20%
×1story
+13ft-16ft

Overall

5166

Males

3789

M50-54

3789

25.2M→Finish

25.2 - 26.2 mi

Top 20%
×2stories
+22ft-21ft

Overall

5053

Males

3804

M50-54

3804

Passing Analysis

Category:
Athletes Passed
3147
Passed By
1450
Net Change
+1696
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#10421
5K10K150539-389#10421#10810
10K15K181290-109#10810#10919
15K20K223214+9#10919#10910
20KHalf5123+28#10910#10882
Half25K306138+168#10882#10714
25K30K49396+397#10714#10317
30K20M27529+245#10317#10072
20M21M31813+305#10072#9767
21M35K14124+117#9767#9650
35K23M27747+230#9650#9420
23M24M17723+154#9420#9266
24M40K2106+204#9266#9062
40K25.2M1102+108#9062#8954
25.2MFinish2356+229#8954#8725
TOTALS31471450+1696
📊

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