Ernst Terhaar

Bib: 14619M

MA

0:00
0:00
/ mi
Masters
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Overall
#0 / 28404
Top 45%
Gender (Male)
#0 / 16105
Masters (Masters Men)
#0 / 10463
Top 48%
Division (M55-59)
#0 / 1648
Top 35%
Race Day Weather
50°/40°F
broken clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
23:58
Rank: #14080
Start5K
7:43/mi
23:58 split
10K· 6.21 mi
47:56
Rank: #14016 (+64)
5K10K
7:43/mi
23:58 split
15K· 9.32 mi
1:12:47
Rank: #14689 (-673)
10K15K
8:00/mi
24:51 split
20K· 12.43 mi
1:37:02
Rank: #14311 (+378)
15K20K
7:48/mi
24:15 split
Half· 13.11 mi
1:42:19
Rank: #14277 (+34)
20KHalf
7:45/mi
5:17 split
25K· 15.53 mi
2:01:37
Rank: #14113 (+164)
Half25K
7:58/mi
19:18 split
30K· 18.64 mi
2:26:59
Rank: #13757 (+356)
25K30K
8:10/mi
25:22 split
20M
2:38:29
Rank: #13701 (+56)
30K20M
8:28/mi
11:30 split
21M
2:47:05
Rank: #13521 (+180)
20M21M
8:36/mi
8:36 split
35K· 21.75 mi
2:53:04
Rank: #13454 (+67)
21M35K
8:00/mi
5:59 split
23M
3:03:13
Rank: #13272 (+182)
35K23M
8:06/mi
10:09 split
24M
3:11:10
Rank: #13144 (+128)
23M24M
7:57/mi
7:57 split
40K· 24.85 mi
3:17:55
Rank: #12993 (+151)
24M40K
7:54/mi
6:45 split
25.2M
3:20:54
Rank: #12941 (+52)
40K25.2M
8:39/mi
2:59 split
Finish· 26.22 mi
3:28:35
Rank: #12780 (+161)
25.2MFinish
7:32/mi
7:41 split

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:42:19
Pace7:48 /mi
2nd Half
Distance13.11 mi
Time1:46:16
Pace8:06 /mi
📊Positive Split: 3.9% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:54:0823:587:4323:58
7:43
-
10K
6.21 mi11:18:0647:567:4323:58
7:43
0:00
15K
9.32 mi11:42:571:12:477:4924:51
8:00
+0:17
20K
12.43 mi12:07:121:37:027:4824:15
7:48
-0:12
Half
13.11 mi12:12:291:42:197:485:17
7:45
-0:03
25K
15.53 mi12:31:472:01:377:5019:18
7:58
+0:13
30K
18.64 mi12:57:092:26:597:5325:22
8:10
+0:12
20M
20.00 mi13:08:392:38:297:5511:30
8:28
+0:18
21M
21.00 mi13:17:152:47:057:578:36
8:36
+0:08
35K
21.75 mi13:23:142:53:047:575:59
8:00
-0:36
23M
23.00 mi13:33:233:03:137:5810:09
8:06
+0:06
24M
24.00 mi13:41:203:11:107:587:57
7:57
-0:09
40K
24.85 mi13:48:053:17:557:586:45
7:54
-0:03
25.2M
25.20 mi13:51:043:20:547:582:59
8:39
+0:45
Finish
26.22 mi13:58:453:28:357:587:41
7:32
-1:07

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

7:32 /mi

Average Pace

7:58 /mi

Slowest Pace

8:39 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

3:05:30

89% of race

Time at Steady Pace

23:05

11% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 7:57 /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 mi10:54:0823:587:4323:58
7:43
#14080
10K
6.21 mi11:18:0647:567:4323:58
7:43
#14016
15K
9.32 mi11:42:571:12:477:4924:51
8:00
#14689
20K
12.43 mi12:07:121:37:027:4824:15
7:48
#14311
Half
13.11 mi12:12:291:42:197:485:17
7:45
#14277
25K
15.53 mi12:31:472:01:377:5019:18
7:58
#14113
30K
18.64 mi12:57:092:26:597:5325:22
8:10
#13757
20M
20.00 mi13:08:392:38:297:5511:30
8:28
#13701
21M
21.00 mi13:17:152:47:057:578:36
8:36
#13521
35K
21.75 mi13:23:142:53:047:575:59
8:00
#13454
23M
23.00 mi13:33:233:03:137:5810:09
8:06
#13272
24M
24.00 mi13:41:203:11:107:587:57
7:57
#13144
40K
24.85 mi13:48:053:17:557:586:45
7:54
#12993
25.2M
25.20 mi13:51:043:20:547:582:59
8:39
#12941
Finish
26.22 mi13:58:453:28:357:587:41
7:32
#12780
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM55-59Seg. OverallSeg. MalesSeg. M55-59
5K3.11 mi3.11 mi14080100781007816025(Top 56%)10814(Top 67%)10814(Top 656%)
10K6.21 mi3.10 mi14016+6410022+5610022+5614008(Top 49%)10001(Top 62%)10001(Top 607%)
15K9.32 mi3.11 mi14689-67310278-25610278-25616025(Top 56%)10814(Top 67%)10814(Top 656%)
20K12.43 mi3.11 mi14311+37810089+18910089+18913304(Top 47%)9556(Top 59%)9556(Top 580%)
Half13.11 mi0.68 mi14277+3410067+2210067+2213713(Top 48%)9762(Top 61%)9762(Top 592%)
25K15.53 mi2.42 mi14113+1649964+1039964+10313570(Top 48%)9546(Top 59%)9546(Top 579%)
30K18.64 mi3.11 mi13757+3569749+2159749+21512549(Top 44%)8926(Top 55%)8926(Top 542%)
20M20.00 mi1.36 mi13701+569694+559694+5513522(Top 48%)9224(Top 57%)9224(Top 560%)
21M21.00 mi1.00 mi13521+1809581+1139581+11311087(Top 39%)7920(Top 49%)7920(Top 481%)
35K21.75 mi0.75 mi13454+679523+589523+5812238(Top 43%)8443(Top 52%)8443(Top 512%)
23M23.00 mi1.25 mi13272+1829410+1139410+11310792(Top 38%)7644(Top 47%)7644(Top 464%)
24M24.00 mi1.00 mi13144+1289320+909320+9010879(Top 38%)7615(Top 47%)7615(Top 462%)
40K24.85 mi0.85 mi12993+1519227+939227+939429(Top 33%)6769(Top 42%)6769(Top 411%)
25.2M25.20 mi0.35 mi12941+529198+299198+299705(Top 34%)6824(Top 42%)6824(Top 414%)
Finish26.22 mi1.02 mi12780+1619107+919107+919480(Top 33%)6708(Top 42%)6708(Top 407%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 56%
×21story building
+97ft-345ft

Overall

16025

Males

10814

M55-59

10814

5K→10K

3.1 - 6.2 mi

Top 49%
×5story building
+79ft-138ft

Overall

14008

Males

10001

M55-59

10001

10K→15K

6.2 - 9.3 mi

Top 56%
×3story building
+67ft-78ft

Overall

16025

Males

10814

M55-59

10814

15K→20K

9.3 - 12.4 mi

Top 47%
×5story building
+106ft-86ft

Overall

13304

Males

9556

M55-59

9556

20K→Half

12.4 - 13.1 mi

Top 48%
×2story building
+19ft-37ft

Overall

13713

Males

9762

M55-59

9762

Half→25K

13.1 - 15.5 mi

Top 48%
×4story building
+66ft-88ft

Overall

13570

Males

9546

M55-59

9546

25K→30K

15.5 - 18.6 mi

Top 44%
×9story building
+181ft-148ft

Overall

12549

Males

8926

M55-59

8926

30K→20M

18.6 - 20.0 mi

Top 48%
×5story building
+64ft-50ft

Overall

13522

Males

9224

M55-59

9224

20M→21M

20.0 - 21.0 mi

Top 39%
×8story building
+106ft-24ft

Overall

11087

Males

7920

M55-59

7920

21M→35K

21.0 - 21.8 mi

Top 43%
×7story building
+17ft-86ft

Overall

12238

Males

8443

M55-59

8443

35K→23M

21.8 - 23.0 mi

Top 38%
×5story building
+23ft-63ft

Overall

10792

Males

7644

M55-59

7644

23M→24M

23.0 - 24.0 mi

Top 38%
×6story building
+12ft-82ft

Overall

10879

Males

7615

M55-59

7615

24M→40K

24.0 - 24.9 mi

Top 33%
×1story
+6ft-20ft

Overall

9429

Males

6769

M55-59

6769

40K→25.2M

24.9 - 25.2 mi

Top 34%
×1story
+13ft-16ft

Overall

9705

Males

6824

M55-59

6824

25.2M→Finish

25.2 - 26.2 mi

Top 33%
×2story building
+22ft-21ft

Overall

9480

Males

6708

M55-59

6708

Passing Analysis

Category:
Athletes Passed
2688
Passed By
1388
Net Change
+1300
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#14080
5K10K296232+64#14080#14016
10K15K63736-673#14016#14689
15K20K42951+378#14689#14311
20KHalf5218+34#14311#14277
Half25K23066+164#14277#14113
25K30K43983+356#14113#13757
30K20M14387+56#13757#13701
20M21M20222+180#13701#13521
21M35K8720+67#13521#13454
35K23M20422+182#13454#13272
23M24M14315+128#13272#13144
24M40K16211+151#13144#12993
40K25.2M6311+52#12993#12941
25.2MFinish17514+161#12941#12780
TOTALS26881388+1300
📊

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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Public Race Data

Boston Athletic Association

Boston Athletic Association

Mika Timing

Mika Timing