Naomi Krejci

Bib: 25254F

SC

0:00
0:00
/ mi
Masters
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Overall
#0 / 26622
Gender (Female)
#0 / 11423
Masters (Masters Women)
#0 / 6539
Division (F40-44)
#0 / 1878
Race Day Weather
49°/39°F
light intensity drizzle

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
27:50
Rank: #20256
Start5K
8:58/mi
27:50 split
10K· 6.21 mi
54:31
Rank: #19538 (+718)
5K10K
8:35/mi
26:41 split
15K· 9.32 mi
1:23:32
Rank: #20401 (-863)
10K15K
9:20/mi
29:01 split
20K· 12.43 mi
1:51:07
Rank: #20068 (+333)
15K20K
8:53/mi
27:35 split
Half· 13.11 mi
1:57:03
Rank: #20022 (+46)
20KHalf
8:42/mi
5:56 split
25K· 15.53 mi
2:19:03
Rank: #19895 (+127)
Half25K
9:04/mi
22:00 split
30K· 18.64 mi
2:47:36
Rank: #19552 (+343)
25K30K
9:11/mi
28:33 split
20M
3:00:17
Rank: #19432 (+120)
30K20M
9:20/mi
12:41 split
21M
3:09:58
Rank: #19267 (+165)
20M21M
9:41/mi
9:41 split
35K· 21.75 mi
3:16:22
Rank: #19147 (+120)
21M35K
8:33/mi
6:24 split
23M
3:27:23
Rank: #18916 (+231)
35K23M
8:48/mi
11:01 split
24M
3:36:17
Rank: #18804 (+112)
23M24M
8:54/mi
8:54 split
40K· 24.85 mi
3:44:03
Rank: #18731 (+73)
24M40K
9:05/mi
7:46 split
25.2M
3:47:21
Rank: #18684 (+47)
40K25.2M
9:34/mi
3:18 split
Finish· 26.22 mi
3:55:47
Rank: #18513 (+171)
25.2MFinish
8:17/mi
8:26 split

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:57:03
Pace8:56 /mi
2nd Half
Distance13.11 mi
Time1:58:44
Pace9:03 /mi
📊Positive Split: 1.4% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:44:2627:508:5827:50
8:58
-
10K
6.21 mi12:11:0754:318:4626:41
8:35
-0:23
15K
9.32 mi12:40:081:23:328:5829:01
9:20
+0:45
20K
12.43 mi13:07:431:51:078:5627:35
8:53
-0:27
Half
13.11 mi13:13:391:57:038:565:56
8:42
-0:11
25K
15.53 mi13:35:392:19:038:5722:00
9:04
+0:22
30K
18.64 mi14:04:122:47:368:5928:33
9:11
+0:07
20M
20.00 mi14:16:533:00:179:0112:41
9:20
+0:09
21M
21.00 mi14:26:343:09:589:039:41
9:41
+0:21
35K
21.75 mi14:32:583:16:229:026:24
8:33
-1:08
23M
23.00 mi14:43:593:27:239:0111:01
8:48
+0:15
24M
24.00 mi14:52:533:36:179:018:54
8:54
+0:06
40K
24.85 mi15:00:393:44:039:017:46
9:05
+0:11
25.2M
25.20 mi15:03:573:47:219:013:18
9:34
+0:29
Finish
26.22 mi15:12:233:55:479:008:26
8:17
-1:17

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

8:17 /mi

Average Pace

9:00 /mi

Slowest Pace

9:41 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:32:33

65% of race

Time at Steady Pace

1:23:14

35% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 9:00 /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 mi11:44:2627:508:5827:50
8:58
#20256
10K
6.21 mi12:11:0754:318:4626:41
8:35
#19538
15K
9.32 mi12:40:081:23:328:5829:01
9:20
#20401
20K
12.43 mi13:07:431:51:078:5627:35
8:53
#20068
Half
13.11 mi13:13:391:57:038:565:56
8:42
#20022
25K
15.53 mi13:35:392:19:038:5722:00
9:04
#19895
30K
18.64 mi14:04:122:47:368:5928:33
9:11
#19552
20M
20.00 mi14:16:533:00:179:0112:41
9:20
#19432
21M
21.00 mi14:26:343:09:589:039:41
9:41
#19267
35K
21.75 mi14:32:583:16:229:026:24
8:33
#19147
23M
23.00 mi14:43:593:27:239:0111:01
8:48
#18916
24M
24.00 mi14:52:533:36:179:018:54
8:54
#18804
40K
24.85 mi15:00:393:44:039:017:46
9:05
#18731
25.2M
25.20 mi15:03:573:47:219:013:18
9:34
#18684
Finish
26.22 mi15:12:233:55:479:008:26
8:17
#18513
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF40-44Seg. OverallSeg. FemalesSeg. F40-44
5K3.11 mi3.11 mi202567972797221778(Top 82%)8660(Top 76%)8660(Top 461%)
10K6.21 mi3.10 mi19538+7187490+4827490+48218798(Top 71%)6959(Top 61%)6959(Top 371%)
15K9.32 mi3.11 mi20401-8637961-4717961-47121778(Top 82%)8660(Top 76%)8660(Top 461%)
20K12.43 mi3.11 mi20068+3337757+2047757+20419113(Top 72%)7158(Top 63%)7158(Top 381%)
Half13.11 mi0.68 mi20022+467736+217736+2118964(Top 71%)7063(Top 62%)7063(Top 376%)
25K15.53 mi2.42 mi19895+1277653+837653+8319305(Top 73%)7307(Top 64%)7307(Top 389%)
30K18.64 mi3.11 mi19552+3437459+1947459+19418123(Top 68%)6721(Top 59%)6721(Top 358%)
20M20.00 mi1.36 mi19432+1207410+497410+4918174(Top 68%)6837(Top 60%)6837(Top 364%)
21M21.00 mi1.00 mi19267+1657322+887322+8816809(Top 63%)6085(Top 53%)6085(Top 324%)
35K21.75 mi0.75 mi19147+1207259+637259+6315659(Top 59%)5518(Top 48%)5518(Top 294%)
23M23.00 mi1.25 mi18916+2317138+1217138+12115026(Top 56%)5197(Top 45%)5197(Top 277%)
24M24.00 mi1.00 mi18804+1127088+507088+5016796(Top 63%)6252(Top 55%)6252(Top 333%)
40K24.85 mi0.85 mi18731+737056+327056+3216601(Top 62%)6191(Top 54%)6191(Top 330%)
25.2M25.20 mi0.35 mi18684+477036+207036+2015606(Top 59%)5667(Top 50%)5667(Top 302%)
Finish26.22 mi1.02 mi18513+1716943+936943+9314007(Top 53%)4758(Top 42%)4758(Top 253%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 82%
×21story building
+97ft-345ft

Overall

21778

Females

8660

F40-44

8660

5K→10K

3.1 - 6.2 mi

Top 71%
×5story building
+79ft-138ft

Overall

18798

Females

6959

F40-44

6959

10K→15K

6.2 - 9.3 mi

Top 82%
×3story building
+67ft-78ft

Overall

21778

Females

8660

F40-44

8660

15K→20K

9.3 - 12.4 mi

Top 72%
×5story building
+106ft-86ft

Overall

19113

Females

7158

F40-44

7158

20K→Half

12.4 - 13.1 mi

Top 71%
×2story building
+19ft-37ft

Overall

18964

Females

7063

F40-44

7063

Half→25K

13.1 - 15.5 mi

Top 73%
×4story building
+66ft-88ft

Overall

19305

Females

7307

F40-44

7307

25K→30K

15.5 - 18.6 mi

Top 68%
×9story building
+181ft-148ft

Overall

18123

Females

6721

F40-44

6721

30K→20M

18.6 - 20.0 mi

Top 68%
×5story building
+64ft-50ft

Overall

18174

Females

6837

F40-44

6837

20M→21M

20.0 - 21.0 mi

Top 63%
×8story building
+106ft-24ft

Overall

16809

Females

6085

F40-44

6085

21M→35K

21.0 - 21.8 mi

Top 59%
×7story building
+17ft-86ft

Overall

15659

Females

5518

F40-44

5518

35K→23M

21.8 - 23.0 mi

Top 56%
×5story building
+23ft-63ft

Overall

15026

Females

5197

F40-44

5197

23M→24M

23.0 - 24.0 mi

Top 63%
×6story building
+12ft-82ft

Overall

16796

Females

6252

F40-44

6252

24M→40K

24.0 - 24.9 mi

Top 62%
×1story
+6ft-20ft

Overall

16601

Females

6191

F40-44

6191

40K→25.2M

24.9 - 25.2 mi

Top 59%
×1story
+13ft-16ft

Overall

15606

Females

5667

F40-44

5667

25.2M→Finish

25.2 - 26.2 mi

Top 53%
×2story building
+22ft-21ft

Overall

14007

Females

4758

F40-44

4758

Passing Analysis

Category:
Athletes Passed
2964
Passed By
1221
Net Change
+1743
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#20256
5K10K81496+718#20256#19538
10K15K24887-863#19538#20401
15K20K37643+333#20401#20068
20KHalf5812+46#20068#20022
Half25K19265+127#20022#19895
25K30K36623+343#19895#19552
30K20M14828+120#19552#19432
20M21M17914+165#19432#19267
21M35K1233+120#19267#19147
35K23M2376+231#19147#18916
23M24M12513+112#18916#18804
24M40K9421+73#18804#18731
40K25.2M525+47#18731#18684
25.2MFinish1765+171#18684#18513
TOTALS29641221+1743
📊

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