Jacek Bartczak

Bib: 15216M

0:00
0:00
/ mi
Masters
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Overall
#0 / 28404
Top 35%
Gender (Male)
#0 / 16105
Top 48%
Masters (Masters Men)
#0 / 10463
Top 37%
Division (M55-59)
#0 / 1648
Top 19%
Race Day Weather
50°/40°F
broken clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
23:13
Rank: #11999
Start5K
23:13 | 7:28/mi
10K· 6.21 mi
46:40
Rank: #12213 (-214)
5K10K
23:27 | 7:33/mi
15K· 9.32 mi
1:10:02
Rank: #12105 (+108)
10K15K
23:22 | 7:31/mi
20K· 12.43 mi
1:33:25
Rank: #11777 (+328)
15K20K
23:23 | 7:32/mi
Half· 13.11 mi
1:38:28
Rank: #11726 (+51)
20KHalf
5:03 | 7:24/mi
25K· 15.53 mi
1:56:55
Rank: #11548 (+178)
Half25K
18:27 | 7:37/mi
30K· 18.64 mi
2:21:40
Rank: #11423 (+125)
25K30K
24:45 | 7:58/mi
20M
2:32:22
Rank: #11243 (+180)
30K20M
10:42 | 7:52/mi
21M
2:41:02
Rank: #11220 (+23)
20M21M
8:40 | 8:40/mi
35K· 21.75 mi
2:46:33
Rank: #11058 (+162)
21M35K
5:31 | 7:22/mi
23M
2:56:04
Rank: #10778 (+280)
35K23M
9:31 | 7:36/mi
24M
3:03:21
Rank: #10543 (+235)
23M24M
7:17 | 7:17/mi
40K· 24.85 mi
3:09:32
Rank: #10281 (+262)
24M40K
6:11 | 7:14/mi
25.2M
3:12:21
Rank: #10196 (+85)
40K25.2M
2:49 | 8:10/mi
Finish· 26.22 mi
3:19:46
Rank: #10071 (+125)
25.2MFinish
7:25 | 7:17/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:38:28
Pace7:31 /mi
2nd Half
Distance13.11 mi
Time1:41:18
Pace7:44 /mi
📊Positive Split: 2.9% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:55:2123:137:2823:13
7:28
-
10K
6.21 mi11:18:4846:407:3123:27
7:33
+0:05
15K
9.32 mi11:42:101:10:027:3123:22
7:31
-0:02
20K
12.43 mi12:05:331:33:257:3123:23
7:32
+0:01
Half
13.11 mi12:10:361:38:287:315:03
7:24
-0:08
25K
15.53 mi12:29:031:56:557:3218:27
7:37
+0:13
30K
18.64 mi12:53:482:21:407:3624:45
7:58
+0:21
20M
20.00 mi13:04:302:32:227:3710:42
7:52
-0:06
21M
21.00 mi13:13:102:41:027:408:40
8:40
+0:48
35K
21.75 mi13:18:412:46:337:395:31
7:22
-1:18
23M
23.00 mi13:28:122:56:047:399:31
7:36
+0:14
24M
24.00 mi13:35:293:03:217:387:17
7:17
-0:19
40K
24.85 mi13:41:403:09:327:386:11
7:14
-0:03
25.2M
25.20 mi13:44:293:12:217:382:49
8:10
+0:56
Finish
26.22 mi13:51:543:19:467:377:25
7:17
-0:53

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

7:14 /mi

Average Pace

7:37 /mi

Slowest Pace

8:40 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:43:32

82% of race

Time at Steady Pace

27:34

14% of race

Time at Slower Pace

8:40

4% of race

Average Pace: 7:37 /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 mi10:55:2123:137:2823:13
7:28
#11999
10K
6.21 mi11:18:4846:407:3123:27
7:33
#12213
15K
9.32 mi11:42:101:10:027:3123:22
7:31
#12105
20K
12.43 mi12:05:331:33:257:3123:23
7:32
#11777
Half
13.11 mi12:10:361:38:287:315:03
7:24
#11726
25K
15.53 mi12:29:031:56:557:3218:27
7:37
#11548
30K
18.64 mi12:53:482:21:407:3624:45
7:58
#11423
20M
20.00 mi13:04:302:32:227:3710:42
7:52
#11243
21M
21.00 mi13:13:102:41:027:408:40
8:40
#11220
35K
21.75 mi13:18:412:46:337:395:31
7:22
#11058
23M
23.00 mi13:28:122:56:047:399:31
7:36
#10778
24M
24.00 mi13:35:293:03:217:387:17
7:17
#10543
40K
24.85 mi13:41:403:09:327:386:11
7:14
#10281
25.2M
25.20 mi13:44:293:12:217:382:49
8:10
#10196
Finish
26.22 mi13:51:543:19:467:377:25
7:17
#10071
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM55-59Seg. OverallSeg. MalesSeg. M55-59
5K3.11 mi3.11 mi119999166916611928(Top 42%)9028(Top 56%)9028(Top 548%)
10K6.21 mi3.10 mi12213-2149260-949260-9412518(Top 44%)9378(Top 58%)9378(Top 569%)
15K9.32 mi3.11 mi12105+1089173+879173+8711928(Top 42%)9028(Top 56%)9028(Top 548%)
20K12.43 mi3.11 mi11777+3288991+1828991+18210980(Top 39%)8484(Top 53%)8484(Top 515%)
Half13.11 mi0.68 mi11726+518967+248967+2410815(Top 38%)8440(Top 52%)8440(Top 512%)
25K15.53 mi2.42 mi11548+1788838+1298838+12910821(Top 38%)8295(Top 52%)8295(Top 503%)
30K18.64 mi3.11 mi11423+1258704+1348704+13411132(Top 39%)8247(Top 51%)8247(Top 500%)
20M20.00 mi1.36 mi11243+1808580+1248580+1249521(Top 34%)7273(Top 45%)7273(Top 441%)
21M21.00 mi1.00 mi11220+238525+558525+5511450(Top 40%)8094(Top 50%)8094(Top 491%)
35K21.75 mi0.75 mi11058+1628422+1038422+1037729(Top 27%)6146(Top 38%)6146(Top 373%)
23M23.00 mi1.25 mi10778+2808253+1698253+1697260(Top 26%)5740(Top 36%)5740(Top 348%)
24M24.00 mi1.00 mi10543+2358105+1488105+1486323(Top 22%)5123(Top 32%)5123(Top 311%)
40K24.85 mi0.85 mi10281+2627937+1687937+1685246(Top 18%)4387(Top 27%)4387(Top 266%)
25.2M25.20 mi0.35 mi10196+857880+577880+576873(Top 24%)5292(Top 33%)5292(Top 321%)
Finish26.22 mi1.02 mi10071+1257791+897791+897611(Top 27%)5691(Top 35%)5691(Top 345%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 42%
×21stories
+97ft-345ft

Overall

11928

Males

9028

M55-59

9028

5K→10K

3.1 - 6.2 mi

Top 44%
×5stories
+79ft-138ft

Overall

12518

Males

9378

M55-59

9378

10K→15K

6.2 - 9.3 mi

Top 42%
×3stories
+67ft-78ft

Overall

11928

Males

9028

M55-59

9028

15K→20K

9.3 - 12.4 mi

Top 39%
×5stories
+106ft-86ft

Overall

10980

Males

8484

M55-59

8484

20K→Half

12.4 - 13.1 mi

Top 38%
×2stories
+19ft-37ft

Overall

10815

Males

8440

M55-59

8440

Half→25K

13.1 - 15.5 mi

Top 38%
×4stories
+66ft-88ft

Overall

10821

Males

8295

M55-59

8295

25K→30K

15.5 - 18.6 mi

Top 39%
×9stories
+181ft-148ft

Overall

11132

Males

8247

M55-59

8247

30K→20M

18.6 - 20.0 mi

Top 34%
×5stories
+64ft-50ft

Overall

9521

Males

7273

M55-59

7273

20M→21M

20.0 - 21.0 mi

Top 40%
×8stories
+106ft-24ft

Overall

11450

Males

8094

M55-59

8094

21M→35K

21.0 - 21.8 mi

Top 27%
×7stories
+17ft-86ft

Overall

7729

Males

6146

M55-59

6146

35K→23M

21.8 - 23.0 mi

Top 26%
×5stories
+23ft-63ft

Overall

7260

Males

5740

M55-59

5740

23M→24M

23.0 - 24.0 mi

Top 22%
×6stories
+12ft-82ft

Overall

6323

Males

5123

M55-59

5123

24M→40K

24.0 - 24.9 mi

Top 18%
×1story
+6ft-20ft

Overall

5246

Males

4387

M55-59

4387

40K→25.2M

24.9 - 25.2 mi

Top 24%
×1story
+13ft-16ft

Overall

6873

Males

5292

M55-59

5292

25.2M→Finish

25.2 - 26.2 mi

Top 27%
×2stories
+22ft-21ft

Overall

7611

Males

5691

M55-59

5691

Passing Analysis

Category:
Athletes Passed
2891
Passed By
963
Net Change
+1928
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#11999
5K10K166380-214#11999#12213
10K15K248140+108#12213#12105
15K20K37547+328#12105#11777
20KHalf587+51#11777#11726
Half25K25577+178#11726#11548
25K30K275150+125#11548#11423
30K20M21131+180#11423#11243
20M21M11289+23#11243#11220
21M35K1642+162#11220#11058
35K23M2899+280#11058#10778
23M24M2372+235#10778#10543
24M40K2642+262#10543#10281
40K25.2M905+85#10281#10196
25.2MFinish14722+125#10196#10071
TOTALS2891963+1928
📊

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