Campbell Ilfrey

Bib: 4252M

CO

0:00
0:00
/ mi
Masters
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Overall
#0 / 26622
Top 14%
Gender (Male)
#0 / 15176
Top 23%
Masters (Masters Men)
#0 / 9891
Top 11%
Division (M45-49)
#0 / 2252
Top 12%
Race Day Weather
49°/39°F
light intensity drizzle

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
20:33
Rank: #2973
Start5K
20:33 | 6:37/mi
10K· 6.21 mi
41:03
Rank: #3208 (-235)
5K10K
20:30 | 6:36/mi
15K· 9.32 mi
1:01:33
Rank: #3226 (-18)
10K15K
20:30 | 6:36/mi
20K· 12.43 mi
1:22:08
Rank: #3141 (+85)
15K20K
20:35 | 6:38/mi
Half· 13.11 mi
1:26:38
Rank: #3146 (-5)
20KHalf
4:30 | 6:36/mi
25K· 15.53 mi
1:42:41
Rank: #3066 (+80)
Half25K
16:03 | 6:37/mi
30K· 18.64 mi
2:03:12
Rank: #2801 (+265)
25K30K
20:31 | 6:36/mi
20M
2:12:18
Rank: #2725 (+76)
30K20M
9:06 | 6:42/mi
21M
2:19:33
Rank: #2716 (+9)
20M21M
7:15 | 7:15/mi
35K· 21.75 mi
2:24:29
Rank: #2706 (+10)
21M35K
4:56 | 6:36/mi
23M
2:33:32
Rank: #2824 (-118)
35K23M
9:03 | 7:14/mi
24M
2:40:52
Rank: #2995 (-171)
23M24M
7:20 | 7:20/mi
40K· 24.85 mi
2:47:41
Rank: #3240 (-245)
24M40K
6:49 | 7:58/mi
25.2M
2:50:40
Rank: #3359 (-119)
40K25.2M
2:59 | 8:39/mi
Finish· 26.22 mi
2:58:49
Rank: #3787 (-428)
25.2MFinish
8:09 | 8:00/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:26:38
Pace6:37 /mi
2nd Half
Distance13.11 mi
Time1:32:11
Pace7:02 /mi
📊Positive Split: 6.4% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:22:0820:336:3720:33
6:37
-
10K
6.21 mi10:42:3841:036:3620:30
6:36
-0:01
15K
9.32 mi11:03:081:01:336:3620:30
6:36
0:00
20K
12.43 mi11:23:431:22:086:3720:35
6:38
+0:02
Half
13.11 mi11:28:131:26:386:374:30
6:36
-0:02
25K
15.53 mi11:44:161:42:416:3716:03
6:37
+0:01
30K
18.64 mi12:04:472:03:126:3720:31
6:36
-0:01
20M
20.00 mi12:13:532:12:186:379:06
6:42
+0:06
21M
21.00 mi12:21:082:19:336:397:15
7:15
+0:33
35K
21.75 mi12:26:042:24:296:394:56
6:36
-0:39
23M
23.00 mi12:35:072:33:326:419:03
7:14
+0:38
24M
24.00 mi12:42:272:40:526:427:20
7:20
+0:06
40K
24.85 mi12:49:162:47:416:456:49
7:58
+0:38
25.2M
25.20 mi12:52:152:50:406:462:59
8:39
+0:41
Finish
26.22 mi13:00:242:58:496:508:09
8:00
-0:39

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

6:36 /mi

Average Pace

6:50 /mi

Slowest Pace

8:39 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

0:00

0% of race

Time at Steady Pace

2:17:14

77% of race

Time at Slower Pace

41:35

23% of race

Average Pace: 6:49 /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 mi10:22:0820:336:3720:33
6:37
#2973
10K
6.21 mi10:42:3841:036:3620:30
6:36
#3208
15K
9.32 mi11:03:081:01:336:3620:30
6:36
#3226
20K
12.43 mi11:23:431:22:086:3720:35
6:38
#3141
Half
13.11 mi11:28:131:26:386:374:30
6:36
#3146
25K
15.53 mi11:44:161:42:416:3716:03
6:37
#3066
30K
18.64 mi12:04:472:03:126:3720:31
6:36
#2801
20M
20.00 mi12:13:532:12:186:379:06
6:42
#2725
21M
21.00 mi12:21:082:19:336:397:15
7:15
#2716
35K
21.75 mi12:26:042:24:296:394:56
6:36
#2706
23M
23.00 mi12:35:072:33:326:419:03
7:14
#2824
24M
24.00 mi12:42:272:40:526:427:20
7:20
#2995
40K
24.85 mi12:49:162:47:416:456:49
7:58
#3240
25.2M
25.20 mi12:52:152:50:406:462:59
8:39
#3359
Finish
26.22 mi13:00:242:58:496:508:09
8:00
#3787
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM45-49Seg. OverallSeg. MalesSeg. M45-49
5K3.11 mi3.11 mi2973282328233284(Top 12%)3119(Top 21%)3119(Top 138%)
10K6.21 mi3.10 mi3208-2353044-2213044-2213486(Top 13%)3302(Top 22%)3302(Top 147%)
15K9.32 mi3.11 mi3226-183070-263070-263284(Top 12%)3119(Top 21%)3119(Top 138%)
20K12.43 mi3.11 mi3141+852991+792991+793015(Top 11%)2871(Top 19%)2871(Top 127%)
Half13.11 mi0.68 mi3146-52996-52996-53416(Top 13%)3247(Top 21%)3247(Top 144%)
25K15.53 mi2.42 mi3066+802924+722924+722826(Top 11%)2702(Top 18%)2702(Top 120%)
30K18.64 mi3.11 mi2801+2652679+2452679+2451979(Top 7%)1892(Top 12%)1892(Top 84%)
20M20.00 mi1.36 mi2725+762604+752604+752281(Top 9%)2170(Top 14%)2170(Top 96%)
21M21.00 mi1.00 mi2716+92595+92595+93360(Top 13%)3130(Top 21%)3130(Top 139%)
35K21.75 mi0.75 mi2706+102586+92586+92994(Top 11%)2805(Top 18%)2805(Top 125%)
23M23.00 mi1.25 mi2824-1182691-1052691-1054919(Top 18%)4402(Top 29%)4402(Top 195%)
24M24.00 mi1.00 mi2995-1712845-1542845-1546553(Top 25%)5443(Top 36%)5443(Top 242%)
40K24.85 mi0.85 mi3240-2453066-2213066-2219799(Top 37%)7215(Top 48%)7215(Top 320%)
25.2M25.20 mi0.35 mi3359-1193174-1083174-10810320(Top 39%)7418(Top 49%)7418(Top 329%)
Finish26.22 mi1.02 mi3787-4283555-3813555-38112055(Top 45%)8290(Top 55%)8290(Top 368%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 12%
×21stories
+97ft-345ft

Overall

3284

Males

3119

M45-49

3119

5K→10K

3.1 - 6.2 mi

Top 13%
×5stories
+79ft-138ft

Overall

3486

Males

3302

M45-49

3302

10K→15K

6.2 - 9.3 mi

Top 12%
×3stories
+67ft-78ft

Overall

3284

Males

3119

M45-49

3119

15K→20K

9.3 - 12.4 mi

Top 11%
×5stories
+106ft-86ft

Overall

3015

Males

2871

M45-49

2871

20K→Half

12.4 - 13.1 mi

Top 13%
×2stories
+19ft-37ft

Overall

3416

Males

3247

M45-49

3247

Half→25K

13.1 - 15.5 mi

Top 11%
×4stories
+66ft-88ft

Overall

2826

Males

2702

M45-49

2702

25K→30K

15.5 - 18.6 mi

Top 7%
×9stories
+181ft-148ft

Overall

1979

Males

1892

M45-49

1892

30K→20M

18.6 - 20.0 mi

Top 9%
×5stories
+64ft-50ft

Overall

2281

Males

2170

M45-49

2170

20M→21M

20.0 - 21.0 mi

Top 13%
×8stories
+106ft-24ft

Overall

3360

Males

3130

M45-49

3130

21M→35K

21.0 - 21.8 mi

Top 11%
×7stories
+17ft-86ft

Overall

2994

Males

2805

M45-49

2805

35K→23M

21.8 - 23.0 mi

Top 18%
×5stories
+23ft-63ft

Overall

4919

Males

4402

M45-49

4402

23M→24M

23.0 - 24.0 mi

Top 25%
×6stories
+12ft-82ft

Overall

6553

Males

5443

M45-49

5443

24M→40K

24.0 - 24.9 mi

Top 37%
×1story
+6ft-20ft

Overall

9799

Males

7215

M45-49

7215

40K→25.2M

24.9 - 25.2 mi

Top 39%
×1story
+13ft-16ft

Overall

10320

Males

7418

M45-49

7418

25.2M→Finish

25.2 - 26.2 mi

Top 45%
×2stories
+22ft-21ft

Overall

12055

Males

8290

M45-49

8290

Passing Analysis

Category:
Athletes Passed
870
Passed By
1684
Net Change
-814
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#2973
5K10K72307-235#2973#3208
10K15K84102-18#3208#3226
15K20K13247+85#3226#3141
20KHalf1520-5#3141#3146
Half25K10323+80#3146#3066
25K30K2672+265#3066#2801
30K20M815+76#2801#2725
20M21M4637+9#2725#2716
21M35K2818+10#2716#2706
35K23M22140-118#2706#2824
23M24M10181-171#2824#2995
24M40K6251-245#2995#3240
40K25.2M1120-119#3240#3359
25.2MFinish3431-428#3359#3787
TOTALS8701684-814
📊

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