Alyssa Grzybinski

Bib: 13778F

MA

0:00
0:00
/ mi
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Overall
#0 / 28404
Top 34%
Gender (Female)
#0 / 12228
Top 17%
Division (F18-39)
#0 / 5469
Top 30%
Race Day Weather
50°/40°F
broken clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
23:12
Rank: #11958
Start5K
7:28/mi
23:12 split
10K· 6.21 mi
46:15
Rank: #11648 (+310)
5K10K
7:25/mi
23:03 split
15K· 9.32 mi
1:09:22
Rank: #11474 (+174)
10K15K
7:26/mi
23:07 split
20K· 12.43 mi
1:32:40
Rank: #11287 (+187)
15K20K
7:30/mi
23:18 split
Half· 13.11 mi
1:37:45
Rank: #11280 (+7)
20KHalf
7:27/mi
5:05 split
25K· 15.53 mi
1:55:57
Rank: #11022 (+258)
Half25K
7:30/mi
18:12 split
30K· 18.64 mi
2:20:10
Rank: #10758 (+264)
25K30K
7:48/mi
24:13 split
20M
2:30:47
Rank: #10595 (+163)
30K20M
7:49/mi
10:37 split
21M
2:38:54
Rank: #10402 (+193)
20M21M
8:07/mi
8:07 split
35K· 21.75 mi
2:44:31
Rank: #10323 (+79)
21M35K
7:30/mi
5:37 split
23M
2:54:05
Rank: #10094 (+229)
35K23M
7:38/mi
9:34 split
24M
3:01:42
Rank: #9991 (+103)
23M24M
7:37/mi
7:37 split
40K· 24.85 mi
3:08:17
Rank: #9871 (+120)
24M40K
7:42/mi
6:35 split
25.2M
3:11:06
Rank: #9801 (+70)
40K25.2M
8:10/mi
2:49 split
Finish· 26.22 mi
3:18:23
Rank: #9636 (+165)
25.2MFinish
7:09/mi
7:17 split

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:37:45
Pace7:27 /mi
2nd Half
Distance13.11 mi
Time1:40:38
Pace7:41 /mi
📊Positive Split: 2.9% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:53:2823:127:2823:12
7:28
-
10K
6.21 mi11:16:3146:157:2723:03
7:25
-0:03
15K
9.32 mi11:39:381:09:227:2723:07
7:26
+0:01
20K
12.43 mi12:02:561:32:407:2723:18
7:30
+0:04
Half
13.11 mi12:08:011:37:457:275:05
7:27
-0:03
25K
15.53 mi12:26:131:55:577:2818:12
7:30
+0:03
30K
18.64 mi12:50:262:20:107:3124:13
7:48
+0:18
20M
20.00 mi13:01:032:30:477:3210:37
7:49
+0:01
21M
21.00 mi13:09:102:38:547:348:07
8:07
+0:18
35K
21.75 mi13:14:472:44:317:345:37
7:30
-0:37
23M
23.00 mi13:24:212:54:057:349:34
7:38
+0:08
24M
24.00 mi13:31:583:01:427:347:37
7:37
-0:01
40K
24.85 mi13:38:333:08:177:356:35
7:42
+0:05
25.2M
25.20 mi13:41:223:11:067:352:49
8:10
+0:28
Finish
26.22 mi13:48:393:18:237:347:17
7:09
-1:01

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

7:09 /mi

Average Pace

7:34 /mi

Slowest Pace

8:10 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

3:07:27

94% of race

Time at Steady Pace

10:56

6% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 7:34 /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 mi10:53:2823:127:2823:12
7:28
#11958
10K
6.21 mi11:16:3146:157:2723:03
7:25
#11648
15K
9.32 mi11:39:381:09:227:2723:07
7:26
#11474
20K
12.43 mi12:02:561:32:407:2723:18
7:30
#11287
Half
13.11 mi12:08:011:37:457:275:05
7:27
#11280
25K
15.53 mi12:26:131:55:577:2818:12
7:30
#11022
30K
18.64 mi12:50:262:20:107:3124:13
7:48
#10758
20M
20.00 mi13:01:032:30:477:3210:37
7:49
#10595
21M
21.00 mi13:09:102:38:547:348:07
8:07
#10402
35K
21.75 mi13:14:472:44:317:345:37
7:30
#10323
23M
23.00 mi13:24:212:54:057:349:34
7:38
#10094
24M
24.00 mi13:31:583:01:427:347:37
7:37
#9991
40K
24.85 mi13:38:333:08:177:356:35
7:42
#9871
25.2M
25.20 mi13:41:223:11:067:352:49
8:10
#9801
Finish
26.22 mi13:48:393:18:237:347:17
7:09
#9636
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi3.11 mi119582771277111251(Top 40%)2500(Top 20%)2500(Top 46%)
10K6.21 mi3.10 mi11648+3102621+1502621+15011364(Top 40%)2495(Top 20%)2495(Top 46%)
15K9.32 mi3.11 mi11474+1742569+522569+5211251(Top 40%)2500(Top 20%)2500(Top 46%)
20K12.43 mi3.11 mi11287+1872497+722497+7210777(Top 38%)2355(Top 19%)2355(Top 43%)
Half13.11 mi0.68 mi11280+72492+52492+511337(Top 40%)2582(Top 21%)2582(Top 47%)
25K15.53 mi2.42 mi11022+2582402+902402+9010040(Top 35%)2116(Top 17%)2116(Top 39%)
30K18.64 mi3.11 mi10758+2642341+612341+619901(Top 35%)2243(Top 18%)2243(Top 41%)
20M20.00 mi1.36 mi10595+1632301+402301+409133(Top 32%)2038(Top 17%)2038(Top 37%)
21M21.00 mi1.00 mi10402+1932238+632238+638086(Top 28%)1768(Top 14%)1768(Top 32%)
35K21.75 mi0.75 mi10323+792225+132225+138719(Top 31%)1998(Top 16%)1998(Top 37%)
23M23.00 mi1.25 mi10094+2292149+762149+767547(Top 27%)1638(Top 13%)1638(Top 30%)
24M24.00 mi1.00 mi9991+1032140+92140+98561(Top 30%)2123(Top 17%)2123(Top 39%)
40K24.85 mi0.85 mi9871+1202120+202120+208111(Top 29%)2038(Top 17%)2038(Top 37%)
25.2M25.20 mi0.35 mi9801+702101+192101+196967(Top 25%)1639(Top 13%)1639(Top 30%)
Finish26.22 mi1.02 mi9636+1652065+362065+366733(Top 24%)1554(Top 13%)1554(Top 28%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 40%
×21story building
+97ft-345ft

Overall

11251

Females

2500

F18-39

2500

5K→10K

3.1 - 6.2 mi

Top 40%
×5story building
+79ft-138ft

Overall

11364

Females

2495

F18-39

2495

10K→15K

6.2 - 9.3 mi

Top 40%
×3story building
+67ft-78ft

Overall

11251

Females

2500

F18-39

2500

15K→20K

9.3 - 12.4 mi

Top 38%
×5story building
+106ft-86ft

Overall

10777

Females

2355

F18-39

2355

20K→Half

12.4 - 13.1 mi

Top 40%
×2story building
+19ft-37ft

Overall

11337

Females

2582

F18-39

2582

Half→25K

13.1 - 15.5 mi

Top 35%
×4story building
+66ft-88ft

Overall

10040

Females

2116

F18-39

2116

25K→30K

15.5 - 18.6 mi

Top 35%
×9story building
+181ft-148ft

Overall

9901

Females

2243

F18-39

2243

30K→20M

18.6 - 20.0 mi

Top 32%
×5story building
+64ft-50ft

Overall

9133

Females

2038

F18-39

2038

20M→21M

20.0 - 21.0 mi

Top 28%
×8story building
+106ft-24ft

Overall

8086

Females

1768

F18-39

1768

21M→35K

21.0 - 21.8 mi

Top 31%
×7story building
+17ft-86ft

Overall

8719

Females

1998

F18-39

1998

35K→23M

21.8 - 23.0 mi

Top 27%
×5story building
+23ft-63ft

Overall

7547

Females

1638

F18-39

1638

23M→24M

23.0 - 24.0 mi

Top 30%
×6story building
+12ft-82ft

Overall

8561

Females

2123

F18-39

2123

24M→40K

24.0 - 24.9 mi

Top 29%
×1story
+6ft-20ft

Overall

8111

Females

2038

F18-39

2038

40K→25.2M

24.9 - 25.2 mi

Top 25%
×1story
+13ft-16ft

Overall

6967

Females

1639

F18-39

1639

25.2M→Finish

25.2 - 26.2 mi

Top 24%
×2story building
+22ft-21ft

Overall

6733

Females

1554

F18-39

1554

Passing Analysis

Category:
Athletes Passed
2962
Passed By
639
Net Change
+2322
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#11958
5K10K443133+310#11958#11648
10K15K27197+174#11648#11474
15K20K27285+187#11474#11287
20KHalf3730+7#11287#11280
Half25K30042+258#11280#11022
25K30K368104+264#11022#10758
30K20M19330+163#10758#10595
20M21M21926+193#10595#10402
21M35K10021+79#10402#10323
35K23M2389+229#10323#10094
23M24M13229+103#10094#9991
24M40K14120+120#9991#9871
40K25.2M722+70#9871#9801
25.2MFinish17611+165#9801#9636
TOTALS2962639+2322
📊

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