Eric Kobrine

Bib: 15900•M

Masters

0:00

0:00

/ mi

Masters

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Overall

#0 / 26622

Gender (Male)

#0 / 15176

Masters (Masters Men)

#0 / 9891

Division (M50-54)

#0 / 2052

Race Day Weather

49°/39°F

light intensity drizzle

⏱️ Race Timeline

Course Elevation

7–469 ft

≈

×2stacked redwood trees

•▲ 890 ft climb · ▼ 1342 ft descent

Ribbon color based on

FasterSteadySlower· vs. your average pace

Start

0:00

Race begins

5K· 3.11 mi

9:03/mi

28:08

↑ 97 ft↓ 345 ft1.5% grade

10K· 6.21 mi

9:07/mi

56:28

↑ 79 ft↓ 138 ft0.4% grade

15K· 9.32 mi

8:59/mi

1:24:22

↑ 67 ft↓ 78 ft

20K· 12.43 mi

10:08/mi

1:55:51

↑ 106 ft↓ 86 ft0.1% grade

Half· 13.11 mi

8:24/mi

2:01:35

↑ 19 ft↓ 37 ft0.5% grade

25K· 15.53 mi

8:29/mi

2:22:09

↑ 66 ft↓ 88 ft0.2% grade

30K· 18.64 mi

9:13/mi

2:50:48

↑ 181 ft↓ 148 ft0.2% grade

20M

8:25/mi

3:02:14

↑ 64 ft↓ 50 ft0.2% grade

21M

8:53/mi

3:11:07

↑ 106 ft↓ 24 ft1.6% grade

35K· 21.75 mi

8:03/mi

3:17:08

↑ 17 ft↓ 86 ft1.7% grade

23M

8:10/mi

3:27:22

↑ 23 ft↓ 63 ft0.6% grade

24M

8:06/mi

3:35:28

↓ 82 ft1.3% grade

40K· 24.85 mi

8:04/mi

3:42:22

↓ 20 ft0.3% grade

25.2M

8:30/mi

3:45:18

↑ 13 ft↓ 16 ft0.2% grade

Finish· 26.22 mi

7:49/mi

3:53:16

↑ 22 ft↓ 21 ft

The Course

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Half Splits

1st Half· via Half

Distance13.11 mi

Time2:01:35

Pace9:16 /mi

2nd Half✓ Faster

Distance13.11 mi

Time1:51:41

Pace8:31 /mi

📊Negative Split: 8.1% faster second half

Checkpoint Splits

Checkpoint	Distance	Time of Day	Time	Avg Pace	Segment Time	Segment Pace	Diff
5K	3.11 mi	10:59:45	28:08	9:03	28:08	9:03	-
10K	6.21 mi	11:28:05	56:28	9:05	28:20	9:07	+0:04
15K	9.32 mi	11:55:59	1:24:22	9:03	27:54	8:59	-0:08
20K	12.43 mi	12:27:28	1:55:51	9:19	31:29	10:08	+1:09
Half	13.11 mi	12:33:12	2:01:35	9:16	5:44	8:24	-1:44
25K	15.53 mi	12:53:46	2:22:09	9:09	20:34	8:29	+0:05
30K	18.64 mi	13:22:25	2:50:48	9:10	28:39	9:13	+0:44
20M	20.00 mi	13:33:51	3:02:14	9:07	11:26	8:25	-0:48
21M	21.00 mi	13:42:44	3:11:07	9:06	8:53	8:53	+0:28
35K	21.75 mi	13:48:45	3:17:08	9:04	6:01	8:03	-0:50
23M	23.00 mi	13:58:59	3:27:22	9:01	10:14	8:10	+0:07
24M	24.00 mi	14:07:05	3:35:28	8:59	8:06	8:06	-0:04
40K	24.85 mi	14:13:59	3:42:22	8:57	6:54	8:04	-0:02
25.2M	25.20 mi	14:16:55	3:45:18	8:56	2:56	8:30	+0:26
Finish	26.22 mi	14:24:53	3:53:16	8:54	7:58	7:49	-0:41

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

7:49 /mi

Average Pace

8:54 /mi

Slowest Pace

10:08 /mi

Loading chart...

Fastest

Middle

Slowest

Average

📊Segments

Segment Time Comparison

Time at Faster Pace

39:13

17% of race

Time at Steady Pace

40:40

17% of race

Time at Slower Pace

2:33:23

66% of race

Average Pace: 8:54 /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.

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

Checkpoint	Distance	Time of Day	Time	Avg Pace	Segment	Pace	Rank
5K	3.11 mi	10:59:45	28:08	9:03	28:08	9:03	#20692
10K	6.21 mi	11:28:05	56:28	9:05	28:20	9:07	#21008
15K	9.32 mi	11:55:59	1:24:22	9:03	27:54	8:59	#20807
20K	12.43 mi	12:27:28	1:55:51	9:19	31:29	10:08	#21579
Half	13.11 mi	12:33:12	2:01:35	9:16	5:44	8:24	#21420
25K	15.53 mi	12:53:46	2:22:09	9:09	20:34	8:29	#20769
30K	18.64 mi	13:22:25	2:50:48	9:10	28:39	9:13	#20317
20M	20.00 mi	13:33:51	3:02:14	9:07	11:26	8:25	#19868
21M	21.00 mi	13:42:44	3:11:07	9:06	8:53	8:53	#19516
35K	21.75 mi	13:48:45	3:17:08	9:04	6:01	8:03	#19314
23M	23.00 mi	13:58:59	3:27:22	9:01	10:14	8:10	#18915
24M	24.00 mi	14:07:05	3:35:28	8:59	8:06	8:06	#18649
40K	24.85 mi	14:13:59	3:42:22	8:57	6:54	8:04	#18384
25.2M	25.20 mi	14:16:55	3:45:18	8:56	2:56	8:30	#18271
Finish	26.22 mi	14:24:53	3:53:16	8:54	7:58	7:49	#18037

Faster pace

Steady pace

Slower pace

Checkpoint and Segment Rankings

Checkpoint	Distance	Seg. Dist	Overall	Males	M50-54	Seg. Overall	Seg. Males	Seg. M50-54
5K	3.11 mi	3.11 mi	20692	12452	12452	20426(Top 77%)	12489(Top 82%)	12489(Top 609%)
10K	6.21 mi	3.10 mi	21008-316	12658-206	12658-206	21365(Top 80%)	12865(Top 85%)	12865(Top 627%)
15K	9.32 mi	3.11 mi	20807+201	12606+52	12606+52	20426(Top 77%)	12489(Top 82%)	12489(Top 609%)
20K	12.43 mi	3.11 mi	21579-772	12960-354	12960-354	23173(Top 87%)	13710(Top 90%)	13710(Top 668%)
Half	13.11 mi	0.68 mi	21420+159	12897+63	12897+63	17231(Top 65%)	11164(Top 74%)	11164(Top 544%)
25K	15.53 mi	2.42 mi	20769+651	12613+284	12613+284	16105(Top 60%)	10574(Top 70%)	10574(Top 515%)
30K	18.64 mi	3.11 mi	20317+452	12387+226	12387+226	18272(Top 69%)	11447(Top 75%)	11447(Top 558%)
20M	20.00 mi	1.36 mi	19868+449	12182+205	12182+205	13130(Top 49%)	9177(Top 60%)	9177(Top 447%)
21M	21.00 mi	1.00 mi	19516+352	12028+154	12028+154	12804(Top 48%)	8934(Top 59%)	8934(Top 435%)
35K	21.75 mi	0.75 mi	19314+202	11936+92	11936+92	12517(Top 47%)	8771(Top 58%)	8771(Top 427%)
23M	23.00 mi	1.25 mi	18915+399	11757+179	11757+179	11046(Top 41%)	7979(Top 53%)	7979(Top 389%)
24M	24.00 mi	1.00 mi	18649+266	11636+121	11636+121	11997(Top 45%)	8385(Top 55%)	8385(Top 409%)
40K	24.85 mi	0.85 mi	18384+265	11503+133	11503+133	10586(Top 40%)	7628(Top 50%)	7628(Top 372%)
25.2M	25.20 mi	0.35 mi	18271+113	11449+54	11449+54	9721(Top 37%)	7112(Top 47%)	7112(Top 347%)
Finish	26.22 mi	1.02 mi	18037+234	11339+110	11339+110	10876(Top 41%)	7714(Top 51%)	7714(Top 376%)

7714

Passing Analysis

Category:

Athletes Passed

4037

Passed By

1382

Net Change

+2655

Segment	Athletes Passed	Passed By	Net Change	Start Rank	End Rank
Start → 5K	-	-	-	-	#20692
5K → 10K	170	486	-316	#20692	#21008
10K → 15K	302	101	+201	#21008	#20807
15K → 20K	14	786	-772	#20807	#21579
20K → Half	159	0	+159	#21579	#21420
Half → 25K	651	0	+651	#21420	#20769
25K → 30K	458	6	+452	#20769	#20317
30K → 20M	449	0	+449	#20317	#19868
20M → 21M	352	0	+352	#19868	#19516
21M → 35K	203	1	+202	#19516	#19314
35K → 23M	399	0	+399	#19314	#18915
23M → 24M	267	1	+266	#18915	#18649
24M → 40K	265	0	+265	#18649	#18384
40K → 25.2M	113	0	+113	#18384	#18271
25.2M → Finish	235	1	+234	#18271	#18037
TOTALS	4037	1382	+2655

📊

Passing Visuals

Category:

🔄Passing Circle

🌊Position Flow

🏃Race Lanes

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Results processed 25 days ago

Public Race Data

Enhanced athlete results built from publicly available data.

Race managed by

Boston Athletic Association

Race timed by

Mika Timing