Douglas Hatfield

Bib: 13804M

CO

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

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
23:18
Rank: #10756
Start5K
23:18 | 7:30/mi
10K· 6.21 mi
46:40
Rank: #10576 (+180)
5K10K
23:22 | 7:31/mi
15K· 9.32 mi
1:11:00
Rank: #11101 (-525)
10K15K
24:20 | 7:50/mi
20K· 12.43 mi
1:36:13
Rank: #11478 (-377)
15K20K
25:13 | 8:07/mi
Half· 13.11 mi
1:41:45
Rank: #11565 (-87)
20KHalf
5:32 | 8:07/mi
25K· 15.53 mi
2:02:32
Rank: #11885 (-320)
Half25K
20:47 | 8:34/mi
30K· 18.64 mi
2:31:15
Rank: #12433 (-548)
25K30K
28:43 | 9:15/mi
20M
2:44:31
Rank: #12666 (-233)
30K20M
13:16 | 9:46/mi
21M
2:54:46
Rank: #12740 (-74)
20M21M
10:15 | 10:15/mi
35K· 21.75 mi
3:01:40
Rank: #12763 (-23)
21M35K
6:54 | 9:13/mi
23M
3:13:59
Rank: #12907 (-144)
35K23M
12:19 | 9:50/mi
24M
3:23:37
Rank: #13035 (-128)
23M24M
9:38 | 9:38/mi
40K· 24.85 mi
3:32:15
Rank: #13142 (-107)
24M40K
8:38 | 10:06/mi
25.2M
3:36:10
Rank: #13195 (-53)
40K25.2M
3:55 | 11:21/mi
Finish· 26.22 mi
3:46:01
Rank: #13374 (-179)
25.2MFinish
9:51 | 9:40/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:41:45
Pace7:46 /mi
2nd Half
Distance13.11 mi
Time2:04:16
Pace9:29 /mi
📊Positive Split: 22.1% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:53:3523:187:3023:18
7:30
-
10K
6.21 mi11:16:5746:407:3123:22
7:31
+0:01
15K
9.32 mi11:41:171:11:007:3724:20
7:50
+0:19
20K
12.43 mi12:06:301:36:137:4525:13
8:07
+0:17
Half
13.11 mi12:12:021:41:457:465:32
8:07
0:00
25K
15.53 mi12:32:492:02:327:5320:47
8:34
+0:27
30K
18.64 mi13:01:322:31:158:0728:43
9:15
+0:41
20M
20.00 mi13:14:482:44:318:1413:16
9:46
+0:31
21M
21.00 mi13:25:032:54:468:1910:15
10:15
+0:29
35K
21.75 mi13:31:573:01:408:216:54
9:13
-1:02
23M
23.00 mi13:44:163:13:598:2612:19
9:50
+0:37
24M
24.00 mi13:53:543:23:378:299:38
9:38
-0:12
40K
24.85 mi14:02:323:32:158:328:38
10:06
+0:28
25.2M
25.20 mi14:06:273:36:108:353:55
11:21
+1:15
Finish
26.22 mi14:16:183:46:018:389:51
9:40
-1:41

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

7:30 /mi

Average Pace

8:38 /mi

Slowest Pace

11:21 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:02:32

54% of race

Time at Steady Pace

1:08:22

30% of race

Time at Slower Pace

35:07

16% of race

Average Pace: 8:37 /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 mi10:53:3523:187:3023:18
7:30
#10756
10K
6.21 mi11:16:5746:407:3123:22
7:31
#10576
15K
9.32 mi11:41:171:11:007:3724:20
7:50
#11101
20K
12.43 mi12:06:301:36:137:4525:13
8:07
#11478
Half
13.11 mi12:12:021:41:457:465:32
8:07
#11565
25K
15.53 mi12:32:492:02:327:5320:47
8:34
#11885
30K
18.64 mi13:01:322:31:158:0728:43
9:15
#12433
20M
20.00 mi13:14:482:44:318:1413:16
9:46
#12666
21M
21.00 mi13:25:032:54:468:1910:15
10:15
#12740
35K
21.75 mi13:31:573:01:408:216:54
9:13
#12763
23M
23.00 mi13:44:163:13:598:2612:19
9:50
#12907
24M
24.00 mi13:53:543:23:378:299:38
9:38
#13035
40K
24.85 mi14:02:323:32:158:328:38
10:06
#13142
25.2M
25.20 mi14:06:273:36:108:353:55
11:21
#13195
Finish
26.22 mi14:16:183:46:018:389:51
9:40
#13374
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM50-54Seg. OverallSeg. MalesSeg. M50-54
5K3.11 mi3.11 mi107568301830112188(Top 48%)8809(Top 60%)8809(Top 455%)
10K6.21 mi3.10 mi10576+1808186+1158186+11510445(Top 41%)8098(Top 56%)8098(Top 419%)
15K9.32 mi3.11 mi11101-5258387-2018387-20112188(Top 48%)8809(Top 60%)8809(Top 455%)
20K12.43 mi3.11 mi11478-3778526-1398526-13912631(Top 49%)8958(Top 61%)8958(Top 463%)
Half13.11 mi0.68 mi11565-878561-358561-3513425(Top 53%)9237(Top 63%)9237(Top 477%)
25K15.53 mi2.42 mi11885-3208658-978658-9713426(Top 53%)9116(Top 63%)9116(Top 471%)
30K18.64 mi3.11 mi12433-5488815-1578815-15714370(Top 56%)9263(Top 64%)9263(Top 479%)
20M20.00 mi1.36 mi12666-2338858-438858-4315587(Top 61%)9556(Top 66%)9556(Top 494%)
21M21.00 mi1.00 mi12740-748832+268832+2613911(Top 54%)8610(Top 59%)8610(Top 445%)
35K21.75 mi0.75 mi12763-238800+328800+3214335(Top 56%)8796(Top 60%)8796(Top 455%)
23M23.00 mi1.25 mi12907-1448791+98791+914860(Top 58%)8972(Top 62%)8972(Top 464%)
24M24.00 mi1.00 mi13035-1288814-238814-2314994(Top 59%)9011(Top 62%)9011(Top 466%)
40K24.85 mi0.85 mi13142-1078818-48818-415334(Top 60%)9117(Top 63%)9117(Top 471%)
25.2M25.20 mi0.35 mi13195-538821-38821-315599(Top 61%)9226(Top 63%)9226(Top 477%)
Finish26.22 mi1.02 mi13374-1798868-478868-4717185(Top 67%)10039(Top 69%)10039(Top 519%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 48%
×21stories
+97ft-345ft

Overall

12188

Males

8809

M50-54

8809

5K→10K

3.1 - 6.2 mi

Top 41%
×5stories
+79ft-138ft

Overall

10445

Males

8098

M50-54

8098

10K→15K

6.2 - 9.3 mi

Top 48%
×3stories
+67ft-78ft

Overall

12188

Males

8809

M50-54

8809

15K→20K

9.3 - 12.4 mi

Top 49%
×5stories
+106ft-86ft

Overall

12631

Males

8958

M50-54

8958

20K→Half

12.4 - 13.1 mi

Top 53%
×2stories
+19ft-37ft

Overall

13425

Males

9237

M50-54

9237

Half→25K

13.1 - 15.5 mi

Top 53%
×4stories
+66ft-88ft

Overall

13426

Males

9116

M50-54

9116

25K→30K

15.5 - 18.6 mi

Top 56%
×9stories
+181ft-148ft

Overall

14370

Males

9263

M50-54

9263

30K→20M

18.6 - 20.0 mi

Top 61%
×5stories
+64ft-50ft

Overall

15587

Males

9556

M50-54

9556

20M→21M

20.0 - 21.0 mi

Top 54%
×8stories
+106ft-24ft

Overall

13911

Males

8610

M50-54

8610

21M→35K

21.0 - 21.8 mi

Top 56%
×7stories
+17ft-86ft

Overall

14335

Males

8796

M50-54

8796

35K→23M

21.8 - 23.0 mi

Top 58%
×5stories
+23ft-63ft

Overall

14860

Males

8972

M50-54

8972

23M→24M

23.0 - 24.0 mi

Top 59%
×6stories
+12ft-82ft

Overall

14994

Males

9011

M50-54

9011

24M→40K

24.0 - 24.9 mi

Top 60%
×1story
+6ft-20ft

Overall

15334

Males

9117

M50-54

9117

40K→25.2M

24.9 - 25.2 mi

Top 61%
×1story
+13ft-16ft

Overall

15599

Males

9226

M50-54

9226

25.2M→Finish

25.2 - 26.2 mi

Top 67%
×2stories
+22ft-21ft

Overall

17185

Males

10039

M50-54

10039

Passing Analysis

Category:
Athletes Passed
1418
Passed By
4036
Net Change
-2618
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#10756
5K10K379199+180#10756#10576
10K15K86611-525#10576#11101
15K20K120497-377#11101#11478
20KHalf16103-87#11478#11565
Half25K143463-320#11565#11885
25K30K141689-548#11885#12433
30K20M72305-233#12433#12666
20M21M103177-74#12666#12740
21M35K7396-23#12740#12763
35K23M91235-144#12763#12907
23M24M60188-128#12907#13035
24M40K63170-107#13035#13142
40K25.2M3083-53#13142#13195
25.2MFinish41220-179#13195#13374
TOTALS14184036-2618
📊

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