Eric Kobrine

Bib: 16709M

CA

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

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
27:16
Rank: #21372
Start5K
27:16 | 8:47/mi
10K· 6.21 mi
54:37
Rank: #21390 (-18)
5K10K
27:21 | 8:48/mi
15K· 9.32 mi
1:21:52
Rank: #21162 (+228)
10K15K
27:15 | 8:46/mi
20K· 12.43 mi
1:48:59
Rank: #20766 (+396)
15K20K
27:07 | 8:44/mi
Half· 13.11 mi
1:54:38
Rank: #20645 (+121)
20KHalf
5:39 | 8:17/mi
25K· 15.53 mi
2:14:34
Rank: #19850 (+795)
Half25K
19:56 | 8:13/mi
30K· 18.64 mi
2:40:23
Rank: #18779 (+1071)
25K30K
25:49 | 8:19/mi
20M
2:51:43
Rank: #18336 (+443)
30K20M
11:20 | 8:20/mi
21M
3:00:23
Rank: #17958 (+378)
20M21M
8:40 | 8:40/mi
35K· 21.75 mi
3:06:25
Rank: #17737 (+221)
21M35K
6:02 | 8:04/mi
23M
3:17:08
Rank: #17480 (+257)
35K23M
10:43 | 8:34/mi
24M
3:25:29
Rank: #17299 (+181)
23M24M
8:21 | 8:21/mi
40K· 24.85 mi
3:32:05
Rank: #16974 (+325)
24M40K
6:36 | 7:43/mi
25.2M
3:35:00
Rank: #16813 (+161)
40K25.2M
2:55 | 8:27/mi
Finish· 26.22 mi
3:42:27
Rank: #16478 (+335)
25.2MFinish
7:27 | 7:19/mi

The Course

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Half Splits

1st Half· via Half
Distance13.11 mi
Time1:54:38
Pace8:45 /mi
2nd Half✓ Faster
Distance13.11 mi
Time1:47:49
Pace8:13 /mi
📊Negative Split: 5.9% faster second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:02:0927:168:4727:16
8:47
-
10K
6.21 mi11:29:3054:378:4727:21
8:48
+0:01
15K
9.32 mi11:56:451:21:528:4727:15
8:46
-0:02
20K
12.43 mi12:23:521:48:598:4627:07
8:44
-0:02
Half
13.11 mi12:29:311:54:388:455:39
8:17
-0:27
25K
15.53 mi12:49:272:14:348:4019:56
8:13
-0:04
30K
18.64 mi13:15:162:40:238:3625:49
8:19
+0:06
20M
20.00 mi13:26:362:51:438:3511:20
8:20
+0:01
21M
21.00 mi13:35:163:00:238:358:40
8:40
+0:20
35K
21.75 mi13:41:183:06:258:346:02
8:04
-0:36
23M
23.00 mi13:52:013:17:088:3410:43
8:34
+0:30
24M
24.00 mi14:00:223:25:298:348:21
8:21
-0:13
40K
24.85 mi14:06:583:32:058:326:36
7:43
-0:38
25.2M
25.20 mi14:09:533:35:008:322:55
8:27
+0:44
Finish
26.22 mi14:17:203:42:278:297:27
7:19
-1:08

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

7:19 /mi

Average Pace

8:29 /mi

Slowest Pace

8:48 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

20:05

9% of race

Time at Steady Pace

1:14:00

33% of race

Time at Slower Pace

2:08:22

58% of race

Average Pace: 8:29 /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 mi11:02:0927:168:4727:16
8:47
#21372
10K
6.21 mi11:29:3054:378:4727:21
8:48
#21390
15K
9.32 mi11:56:451:21:528:4727:15
8:46
#21162
20K
12.43 mi12:23:521:48:598:4627:07
8:44
#20766
Half
13.11 mi12:29:311:54:388:455:39
8:17
#20645
25K
15.53 mi12:49:272:14:348:4019:56
8:13
#19850
30K
18.64 mi13:15:162:40:238:3625:49
8:19
#18779
20M
20.00 mi13:26:362:51:438:3511:20
8:20
#18336
21M
21.00 mi13:35:163:00:238:358:40
8:40
#17958
35K
21.75 mi13:41:183:06:258:346:02
8:04
#17737
23M
23.00 mi13:52:013:17:088:3410:43
8:34
#17480
24M
24.00 mi14:00:223:25:298:348:21
8:21
#17299
40K
24.85 mi14:06:583:32:058:326:36
7:43
#16974
25.2M
25.20 mi14:09:533:35:008:322:55
8:27
#16813
Finish
26.22 mi14:17:203:42:278:297:27
7:19
#16478
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM55-59Seg. OverallSeg. MalesSeg. M55-59
5K3.11 mi3.11 mi21372130281302820864(Top 73%)12879(Top 80%)12879(Top 781%)
10K6.21 mi3.10 mi21390-1813063-3513063-3521404(Top 75%)13088(Top 81%)13088(Top 794%)
15K9.32 mi3.11 mi21162+22812976+8712976+8720864(Top 73%)12879(Top 80%)12879(Top 781%)
20K12.43 mi3.11 mi20766+39612800+17612800+17619551(Top 69%)12260(Top 76%)12260(Top 744%)
Half13.11 mi0.68 mi20645+12112745+5512745+5517767(Top 63%)11512(Top 71%)11512(Top 699%)
25K15.53 mi2.42 mi19850+79512396+34912396+34915438(Top 54%)10421(Top 65%)10421(Top 632%)
30K18.64 mi3.11 mi18779+107111911+48511911+48513567(Top 48%)9405(Top 58%)9405(Top 571%)
20M20.00 mi1.36 mi18336+44311679+23211679+23212758(Top 45%)8900(Top 55%)8900(Top 540%)
21M21.00 mi1.00 mi17958+37811498+18111498+18111471(Top 40%)8115(Top 50%)8115(Top 492%)
35K21.75 mi0.75 mi17737+22111383+11511383+11512691(Top 45%)8677(Top 54%)8677(Top 527%)
23M23.00 mi1.25 mi17480+25711217+16611217+16613666(Top 48%)9009(Top 56%)9009(Top 547%)
24M24.00 mi1.00 mi17299+18111115+10211115+10213563(Top 48%)8935(Top 55%)8935(Top 542%)
40K24.85 mi0.85 mi16974+32510959+15610959+1568227(Top 29%)6126(Top 38%)6126(Top 372%)
25.2M25.20 mi0.35 mi16813+16110867+9210867+928573(Top 30%)6258(Top 39%)6258(Top 380%)
Finish26.22 mi1.02 mi16478+33510716+15110716+1517857(Top 28%)5835(Top 36%)5835(Top 354%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 73%
×21stories
+97ft-345ft

Overall

20864

Males

12879

M55-59

12879

5K→10K

3.1 - 6.2 mi

Top 75%
×5stories
+79ft-138ft

Overall

21404

Males

13088

M55-59

13088

10K→15K

6.2 - 9.3 mi

Top 73%
×3stories
+67ft-78ft

Overall

20864

Males

12879

M55-59

12879

15K→20K

9.3 - 12.4 mi

Top 69%
×5stories
+106ft-86ft

Overall

19551

Males

12260

M55-59

12260

20K→Half

12.4 - 13.1 mi

Top 63%
×2stories
+19ft-37ft

Overall

17767

Males

11512

M55-59

11512

Half→25K

13.1 - 15.5 mi

Top 54%
×4stories
+66ft-88ft

Overall

15438

Males

10421

M55-59

10421

25K→30K

15.5 - 18.6 mi

Top 48%
×9stories
+181ft-148ft

Overall

13567

Males

9405

M55-59

9405

30K→20M

18.6 - 20.0 mi

Top 45%
×5stories
+64ft-50ft

Overall

12758

Males

8900

M55-59

8900

20M→21M

20.0 - 21.0 mi

Top 40%
×8stories
+106ft-24ft

Overall

11471

Males

8115

M55-59

8115

21M→35K

21.0 - 21.8 mi

Top 45%
×7stories
+17ft-86ft

Overall

12691

Males

8677

M55-59

8677

35K→23M

21.8 - 23.0 mi

Top 48%
×5stories
+23ft-63ft

Overall

13666

Males

9009

M55-59

9009

23M→24M

23.0 - 24.0 mi

Top 48%
×6stories
+12ft-82ft

Overall

13563

Males

8935

M55-59

8935

24M→40K

24.0 - 24.9 mi

Top 29%
×1story
+6ft-20ft

Overall

8227

Males

6126

M55-59

6126

40K→25.2M

24.9 - 25.2 mi

Top 30%
×1story
+13ft-16ft

Overall

8573

Males

6258

M55-59

6258

25.2M→Finish

25.2 - 26.2 mi

Top 28%
×2stories
+22ft-21ft

Overall

7857

Males

5835

M55-59

5835

Passing Analysis

Category:
Athletes Passed
5351
Passed By
457
Net Change
+4894
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#21372
5K10K279297-18#21372#21390
10K15K328100+228#21390#21162
15K20K42428+396#21162#20766
20KHalf1221+121#20766#20645
Half25K7961+795#20645#19850
25K30K10710+1071#19850#18779
30K20M4430+443#18779#18336
20M21M3780+378#18336#17958
21M35K2232+221#17958#17737
35K23M27114+257#17737#17480
23M24M19312+181#17480#17299
24M40K3261+325#17299#16974
40K25.2M1610+161#16974#16813
25.2MFinish3361+335#16813#16478
TOTALS5351457+4894
📊

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