Derek Crawford

Bib: 13532M

MI

0:00
0:00
/ mi
Masters
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Overall
#0 / 26622
Top 41%
Gender (Male)
#0 / 15176
Masters (Masters Men)
#0 / 9891
Top 45%
Division (M45-49)
#0 / 2252
Race Day Weather
49°/39°F
light intensity drizzle

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
23:21
Rank: #9754
Start5K
7:31/mi
23:21 split
10K· 6.21 mi
46:24
Rank: #9729 (+25)
5K10K
7:25/mi
23:03 split
15K· 9.32 mi
1:09:45
Rank: #9884 (-155)
10K15K
7:31/mi
23:21 split
20K· 12.43 mi
1:33:10
Rank: #9798 (+86)
15K20K
7:32/mi
23:25 split
Half· 13.11 mi
1:38:15
Rank: #9797 (+1)
20KHalf
7:27/mi
5:05 split
25K· 15.53 mi
1:56:33
Rank: #9681 (+116)
Half25K
7:33/mi
18:18 split
30K· 18.64 mi
2:20:30
Rank: #9456 (+225)
25K30K
7:43/mi
23:57 split
20M
2:30:59
Rank: #9353 (+103)
30K20M
7:43/mi
10:29 split
21M
2:39:20
Rank: #9322 (+31)
20M21M
8:21/mi
8:21 split
35K· 21.75 mi
2:45:50
Rank: #9606 (-284)
21M35K
8:41/mi
6:30 split
23M
2:57:30
Rank: #10155 (-549)
35K23M
9:19/mi
11:40 split
24M
3:06:40
Rank: #10566 (-411)
23M24M
9:10/mi
9:10 split
40K· 24.85 mi
3:14:36
Rank: #10871 (-305)
24M40K
9:17/mi
7:56 split
25.2M
3:17:30
Rank: #10827 (+44)
40K25.2M
8:25/mi
2:54 split
Finish· 26.22 mi
3:25:39
Rank: #10868 (-41)
25.2MFinish
8:00/mi
8:09 split

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:38:15
Pace7:30 /mi
2nd Half
Distance13.11 mi
Time1:47:24
Pace8:12 /mi
📊Positive Split: 9.3% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:52:4023:217:3123:21
7:31
-
10K
6.21 mi11:15:4346:247:2823:03
7:25
-0:06
15K
9.32 mi11:39:041:09:457:2923:21
7:31
+0:06
20K
12.43 mi12:02:291:33:107:3023:25
7:32
+0:01
Half
13.11 mi12:07:341:38:157:305:05
7:27
-0:05
25K
15.53 mi12:25:521:56:337:3018:18
7:33
+0:06
30K
18.64 mi12:49:492:20:307:3223:57
7:43
+0:10
20M
20.00 mi13:00:182:30:597:3310:29
7:43
0:00
21M
21.00 mi13:08:392:39:207:358:21
8:21
+0:38
35K
21.75 mi13:15:092:45:507:386:30
8:41
+0:20
23M
23.00 mi13:26:492:57:307:4311:40
9:19
+0:38
24M
24.00 mi13:35:593:06:407:479:10
9:10
-0:09
40K
24.85 mi13:43:553:14:367:507:56
9:17
+0:07
25.2M
25.20 mi13:46:493:17:307:502:54
8:25
-0:52
Finish
26.22 mi13:54:583:25:397:518:09
8:00
-0:25

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

7:25 /mi

Average Pace

7:51 /mi

Slowest Pace

9:19 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

0:00

0% of race

Time at Steady Pace

2:39:08

77% of race

Time at Slower Pace

46:31

23% of race

Average Pace: 7:51 /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 mi10:52:4023:217:3123:21
7:31
#9754
10K
6.21 mi11:15:4346:247:2823:03
7:25
#9729
15K
9.32 mi11:39:041:09:457:2923:21
7:31
#9884
20K
12.43 mi12:02:291:33:107:3023:25
7:32
#9798
Half
13.11 mi12:07:341:38:157:305:05
7:27
#9797
25K
15.53 mi12:25:521:56:337:3018:18
7:33
#9681
30K
18.64 mi12:49:492:20:307:3223:57
7:43
#9456
20M
20.00 mi13:00:182:30:597:3310:29
7:43
#9353
21M
21.00 mi13:08:392:39:207:358:21
8:21
#9322
35K
21.75 mi13:15:092:45:507:386:30
8:41
#9606
23M
23.00 mi13:26:492:57:307:4311:40
9:19
#10155
24M
24.00 mi13:35:593:06:407:479:10
9:10
#10566
40K
24.85 mi13:43:553:14:367:507:56
9:17
#10871
25.2M
25.20 mi13:46:493:17:307:502:54
8:25
#10827
Finish
26.22 mi13:54:583:25:397:518:09
8:00
#10868
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM45-49Seg. OverallSeg. MalesSeg. M45-49
5K3.11 mi3.11 mi97548012801210300(Top 39%)8306(Top 55%)8306(Top 369%)
10K6.21 mi3.10 mi9729+258002+108002+109793(Top 37%)8055(Top 53%)8055(Top 358%)
15K9.32 mi3.11 mi9884-1558095-938095-9310300(Top 39%)8306(Top 55%)8306(Top 369%)
20K12.43 mi3.11 mi9798+868034+618034+619614(Top 36%)7867(Top 52%)7867(Top 349%)
Half13.11 mi0.68 mi9797+18035-18035-19806(Top 37%)7999(Top 53%)7999(Top 355%)
25K15.53 mi2.42 mi9681+1167953+827953+829134(Top 34%)7519(Top 50%)7519(Top 334%)
30K18.64 mi3.11 mi9456+2257774+1797774+1798710(Top 33%)7107(Top 47%)7107(Top 316%)
20M20.00 mi1.36 mi9353+1037686+887686+888302(Top 31%)6787(Top 45%)6787(Top 301%)
21M21.00 mi1.00 mi9322+317648+387648+389523(Top 36%)7361(Top 49%)7361(Top 327%)
35K21.75 mi0.75 mi9606-2847809-1617809-16116315(Top 61%)10401(Top 69%)10401(Top 462%)
23M23.00 mi1.25 mi10155-5498066-2578066-25717575(Top 66%)10930(Top 72%)10930(Top 485%)
24M24.00 mi1.00 mi10566-4118237-1718237-17117898(Top 67%)11016(Top 73%)11016(Top 489%)
40K24.85 mi0.85 mi10871-3058367-1308367-13017396(Top 65%)10745(Top 71%)10745(Top 477%)
25.2M25.20 mi0.35 mi10827+448331+368331+368950(Top 34%)6723(Top 44%)6723(Top 299%)
Finish26.22 mi1.02 mi10868-418322+98322+912092(Top 45%)8327(Top 55%)8327(Top 370%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 39%
×21story building
+97ft-345ft

Overall

10300

Males

8306

M45-49

8306

5K→10K

3.1 - 6.2 mi

Top 37%
×5story building
+79ft-138ft

Overall

9793

Males

8055

M45-49

8055

10K→15K

6.2 - 9.3 mi

Top 39%
×3story building
+67ft-78ft

Overall

10300

Males

8306

M45-49

8306

15K→20K

9.3 - 12.4 mi

Top 36%
×5story building
+106ft-86ft

Overall

9614

Males

7867

M45-49

7867

20K→Half

12.4 - 13.1 mi

Top 37%
×2story building
+19ft-37ft

Overall

9806

Males

7999

M45-49

7999

Half→25K

13.1 - 15.5 mi

Top 34%
×4story building
+66ft-88ft

Overall

9134

Males

7519

M45-49

7519

25K→30K

15.5 - 18.6 mi

Top 33%
×9story building
+181ft-148ft

Overall

8710

Males

7107

M45-49

7107

30K→20M

18.6 - 20.0 mi

Top 31%
×5story building
+64ft-50ft

Overall

8302

Males

6787

M45-49

6787

20M→21M

20.0 - 21.0 mi

Top 36%
×8story building
+106ft-24ft

Overall

9523

Males

7361

M45-49

7361

21M→35K

21.0 - 21.8 mi

Top 61%
×7story building
+17ft-86ft

Overall

16315

Males

10401

M45-49

10401

35K→23M

21.8 - 23.0 mi

Top 66%
×5story building
+23ft-63ft

Overall

17575

Males

10930

M45-49

10930

23M→24M

23.0 - 24.0 mi

Top 67%
×6story building
+12ft-82ft

Overall

17898

Males

11016

M45-49

11016

24M→40K

24.0 - 24.9 mi

Top 65%
×1story
+6ft-20ft

Overall

17396

Males

10745

M45-49

10745

40K→25.2M

24.9 - 25.2 mi

Top 34%
×1story
+13ft-16ft

Overall

8950

Males

6723

M45-49

6723

25.2M→Finish

25.2 - 26.2 mi

Top 45%
×2story building
+22ft-21ft

Overall

12092

Males

8327

M45-49

8327

Passing Analysis

Category:
Athletes Passed
1526*
Passed By
2638
Net Change
-1114
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#9754
5K10K323298+25#9754#9729
10K15K114269-155#9729#9884
15K20K201*115+86#9884#9798
20KHalf2928+1#9798#9797
Half25K17256+116#9797#9681
25K30K284*59+225#9681#9456
30K20M13330+103#9456#9353
20M21M10473+31#9353#9322
21M35K8292-284#9322#9606
35K23M16563-549#9606#10155
23M24M9420-411#10155#10566
24M40K21326-305#10566#10871
40K25.2M5511+44#10871#10827
25.2MFinish5798-41#10827#10868
TOTALS1526*2638-1114

* Includes athletes who did not complete a segment (DNF/DNQ).

📊

Passing Visuals

Category:
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🔄Passing Circle

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🌊Position Flow

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🏃Race Lanes

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Boston Athletic Association

Boston Athletic Association

Mika Timing

Mika Timing