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BOSTON MARATHON 2023

Natalie Krause

Bib: 12054•F

IN

0:00
0:00
/ mi
Masters
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Overall
#0 / 26622
Gender (Female)
#0 / 11423
Top 34%
Masters (Masters Women)
#0 / 6539
Top 21%
Division (F40-44)
#0 / 1878
Top 38%
Race Day Weather
49°/39°F
light intensity drizzle

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
25:02
Rank: #14413
Start → 5K
25:02 | 8:03/mi
10K· 6.21 mi
50:07
Rank: #14870 (-457)
5K → 10K
25:05 | 8:04/mi
15K· 9.32 mi
1:14:43
Rank: #14466 (+404)
10K → 15K
24:36 | 7:55/mi
20K· 12.43 mi
1:39:22
Rank: #14064 (+402)
15K → 20K
24:39 | 7:56/mi
Half· 13.11 mi
1:44:48
Rank: #14071 (-7)
20K → Half
5:26 | 7:58/mi
25K· 15.53 mi
2:04:19
Rank: #13895 (+176)
Half → 25K
19:31 | 8:03/mi
30K· 18.64 mi
2:30:00
Rank: #13653 (+242)
25K → 30K
25:41 | 8:16/mi
20M
2:41:12
Rank: #13510 (+143)
30K → 20M
11:12 | 8:15/mi
21M
2:50:10
Rank: #13478 (+32)
20M → 21M
8:58 | 8:58/mi
35K· 21.75 mi
2:56:11
Rank: #13416 (+62)
21M → 35K
6:01 | 8:03/mi
23M
3:06:46
Rank: #13353 (+63)
35K → 23M
10:35 | 8:27/mi
24M
3:15:05
Rank: #13331 (+22)
23M → 24M
8:19 | 8:19/mi
40K· 24.85 mi
3:22:19
Rank: #13300 (+31)
24M → 40K
7:14 | 8:28/mi
25.2M
3:25:27
Rank: #13274 (+26)
40K → 25.2M
3:08 | 9:05/mi
Finish· 26.22 mi
3:34:00
Rank: #13342 (-68)
25.2M → Finish
8:33 | 8:23/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:44:48
Pace8:00 /mi
2nd Half
Distance13.11 mi
Time1:49:12
Pace8:20 /mi
📊Positive Split: 4.2% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:52:4125:028:0325:02
8:03
-
10K
6.21 mi11:17:4650:078:0425:05
8:04
+0:01
15K
9.32 mi11:42:221:14:438:0124:36
7:55
-0:09
20K
12.43 mi12:07:011:39:228:0024:39
7:56
+0:01
Half
13.11 mi12:12:271:44:488:005:26
7:58
+0:02
25K
15.53 mi12:31:582:04:198:0019:31
8:03
+0:05
30K
18.64 mi12:57:392:30:008:0325:41
8:16
+0:13
20M
20.00 mi13:08:512:41:128:0411:12
8:15
-0:01
21M
21.00 mi13:17:492:50:108:068:58
8:58
+0:43
35K
21.75 mi13:23:502:56:118:066:01
8:03
-0:55
23M
23.00 mi13:34:253:06:468:0710:35
8:27
+0:24
24M
24.00 mi13:42:443:15:058:088:19
8:19
-0:08
40K
24.85 mi13:49:583:22:198:087:14
8:28
+0:09
25.2M
25.20 mi13:53:063:25:278:093:08
9:05
+0:37
Finish
26.22 mi14:01:393:34:008:108:33
8:23
-0:42

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

7:55 /mi

Average Pace

8:10 /mi

Slowest Pace

9:05 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

3:21:54

94% of race

Time at Steady Pace

12:06

6% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 8:10 /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 mi10:52:4125:028:0325:02
8:03
#14413
10K
6.21 mi11:17:4650:078:0425:05
8:04
#14870
15K
9.32 mi11:42:221:14:438:0124:36
7:55
#14466
20K
12.43 mi12:07:011:39:228:0024:39
7:56
#14064
Half
13.11 mi12:12:271:44:488:005:26
7:58
#14071
25K
15.53 mi12:31:582:04:198:0019:31
8:03
#13895
30K
18.64 mi12:57:392:30:008:0325:41
8:16
#13653
20M
20.00 mi13:08:512:41:128:0411:12
8:15
#13510
21M
21.00 mi13:17:492:50:108:068:58
8:58
#13478
35K
21.75 mi13:23:502:56:118:066:01
8:03
#13416
23M
23.00 mi13:34:253:06:468:0710:35
8:27
#13353
24M
24.00 mi13:42:443:15:058:088:19
8:19
#13331
40K
24.85 mi13:49:583:22:198:087:14
8:28
#13300
25.2M
25.20 mi13:53:063:25:278:093:08
9:05
#13274
Finish
26.22 mi14:01:393:34:008:108:33
8:23
#13342
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF40-44Seg. OverallSeg. FemalesSeg. F40-44
5K3.11 mi3.11 mi144134277427713732(Top 52%)3922(Top 34%)3922(Top 209%)
10K6.21 mi3.10 mi14870-4574570-2934570-29315330(Top 58%)4868(Top 43%)4868(Top 259%)
15K9.32 mi3.11 mi14466+4044336+2344336+23413732(Top 52%)3922(Top 34%)3922(Top 209%)
20K12.43 mi3.11 mi14064+4024124+2124124+21212916(Top 49%)3501(Top 31%)3501(Top 186%)
Half13.11 mi0.68 mi14071-74124412414107(Top 53%)4138(Top 36%)4138(Top 220%)
25K15.53 mi2.42 mi13895+1764052+724052+7213162(Top 49%)3723(Top 33%)3723(Top 198%)
30K18.64 mi3.11 mi13653+2423927+1253927+12512813(Top 48%)3644(Top 32%)3644(Top 194%)
20M20.00 mi1.36 mi13510+1433864+633864+6311986(Top 45%)3272(Top 29%)3272(Top 174%)
21M21.00 mi1.00 mi13478+323862+23862+213224(Top 50%)4059(Top 36%)4059(Top 216%)
35K21.75 mi0.75 mi13416+623840+223840+2212468(Top 47%)3687(Top 32%)3687(Top 196%)
23M23.00 mi1.25 mi13353+633827+133827+1312940(Top 49%)4036(Top 35%)4036(Top 215%)
24M24.00 mi1.00 mi13331+223835-83835-813342(Top 50%)4300(Top 38%)4300(Top 229%)
40K24.85 mi0.85 mi13300+313841-63841-613096(Top 49%)4252(Top 37%)4252(Top 226%)
25.2M25.20 mi0.35 mi13274+263841384113057(Top 49%)4255(Top 37%)4255(Top 227%)
Finish26.22 mi1.02 mi13342-683900-593900-5914686(Top 55%)5083(Top 44%)5083(Top 271%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 52%
×21stories
+97ft-345ft

Overall

13732

Females

3922

F40-44

3922

5K→10K

3.1 - 6.2 mi

Top 58%
×5stories
+79ft-138ft

Overall

15330

Females

4868

F40-44

4868

10K→15K

6.2 - 9.3 mi

Top 52%
×3stories
+67ft-78ft

Overall

13732

Females

3922

F40-44

3922

15K→20K

9.3 - 12.4 mi

Top 49%
×5stories
+106ft-86ft

Overall

12916

Females

3501

F40-44

3501

20K→Half

12.4 - 13.1 mi

Top 53%
×2stories
+19ft-37ft

Overall

14107

Females

4138

F40-44

4138

Half→25K

13.1 - 15.5 mi

Top 49%
×4stories
+66ft-88ft

Overall

13162

Females

3723

F40-44

3723

25K→30K

15.5 - 18.6 mi

Top 48%
×9stories
+181ft-148ft

Overall

12813

Females

3644

F40-44

3644

30K→20M

18.6 - 20.0 mi

Top 45%
×5stories
+64ft-50ft

Overall

11986

Females

3272

F40-44

3272

20M→21M

20.0 - 21.0 mi

Top 50%
×8stories
+106ft-24ft

Overall

13224

Females

4059

F40-44

4059

21M→35K

21.0 - 21.8 mi

Top 47%
×7stories
+17ft-86ft

Overall

12468

Females

3687

F40-44

3687

35K→23M

21.8 - 23.0 mi

Top 49%
×5stories
+23ft-63ft

Overall

12940

Females

4036

F40-44

4036

23M→24M

23.0 - 24.0 mi

Top 50%
×6stories
+12ft-82ft

Overall

13342

Females

4300

F40-44

4300

24M→40K

24.0 - 24.9 mi

Top 49%
×1story
+6ft-20ft

Overall

13096

Females

4252

F40-44

4252

40K→25.2M

24.9 - 25.2 mi

Top 49%
×1story
+13ft-16ft

Overall

13057

Females

4255

F40-44

4255

25.2M→Finish

25.2 - 26.2 mi

Top 55%
×2stories
+22ft-21ft

Overall

14686

Females

5083

F40-44

5083

Passing Analysis

Category:
Athletes Passed
2306
Passed By
1235
Net Change
+1071
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#14413
5K → 10K130587-457#14413#14870
10K → 15K45046+404#14870#14466
15K → 20K43331+402#14466#14064
20K → Half3441-7#14064#14071
Half → 25K22953+176#14071#13895
25K → 30K30664+242#13895#13653
30K → 20M17128+143#13653#13510
20M → 21M10977+32#13510#13478
21M → 35K8523+62#13478#13416
35K → 23M12764+63#13416#13353
23M → 24M7553+22#13353#13331
24M → 40K7544+31#13331#13300
40K → 25.2M4822+26#13300#13274
25.2M → Finish34102-68#13274#13342
TOTALS23061235+1071
📊

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