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BOSTON MARATHON 2023

Sherry Rahtz

Bib: 25658•F

OH

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Overall
#0 / 26622
Gender (Female)
#0 / 11423
Division (F18-39)
#0 / 4884
Race Day Weather
49°/39°F
light intensity drizzle

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
29:56
Rank: #22478
Start → 5K
29:56 | 9:38/mi
10K· 6.21 mi
58:17
Rank: #21995 (+483)
5K → 10K
28:21 | 9:07/mi
15K· 9.32 mi
1:26:28
Rank: #21625 (+370)
10K → 15K
28:11 | 9:04/mi
20K· 12.43 mi
1:54:52
Rank: #21328 (+297)
15K → 20K
28:24 | 9:08/mi
Half· 13.11 mi
2:01:00
Rank: #21283 (+45)
20K → Half
6:08 | 8:59/mi
25K· 15.53 mi
2:23:37
Rank: #21104 (+179)
Half → 25K
22:37 | 9:20/mi
30K· 18.64 mi
2:52:55
Rank: #20737 (+367)
25K → 30K
29:18 | 9:26/mi
20M
3:06:52
Rank: #20755 (-18)
30K → 20M
13:57 | 10:16/mi
21M
3:18:02
Rank: #20796 (-41)
20M → 21M
11:10 | 11:10/mi
35K· 21.75 mi
3:25:14
Rank: #20754 (+42)
21M → 35K
7:12 | 9:37/mi
23M
3:39:32
Rank: #20946 (-192)
35K → 23M
14:18 | 11:25/mi
24M
3:49:48
Rank: #20972 (-26)
23M → 24M
10:16 | 10:16/mi
40K· 24.85 mi
3:58:57
Rank: #20992 (-20)
24M → 40K
9:09 | 10:42/mi
25.2M
4:02:42
Rank: #20975 (+17)
40K → 25.2M
3:45 | 10:52/mi
Finish· 26.22 mi
4:12:39
Rank: #20971 (+4)
25.2M → Finish
9:57 | 9:46/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time2:01:00
Pace9:14 /mi
2nd Half
Distance13.11 mi
Time2:11:39
Pace10:03 /mi
📊Positive Split: 8.8% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:46:0829:569:3829:56
9:38
-
10K
6.21 mi12:14:2958:179:2328:21
9:07
-0:31
15K
9.32 mi12:42:401:26:289:1728:11
9:04
-0:03
20K
12.43 mi13:11:041:54:529:1528:24
9:08
+0:04
Half
13.11 mi13:17:122:01:009:146:08
8:59
-0:09
25K
15.53 mi13:39:492:23:379:1522:37
9:20
+0:21
30K
18.64 mi14:09:072:52:559:1729:18
9:26
+0:06
20M
20.00 mi14:23:043:06:529:2113:57
10:16
+0:50
21M
21.00 mi14:34:143:18:029:2611:10
11:10
+0:54
35K
21.75 mi14:41:263:25:149:267:12
9:37
-1:33
23M
23.00 mi14:55:443:39:329:3314:18
11:25
+1:48
24M
24.00 mi15:06:003:49:489:3510:16
10:16
-1:09
40K
24.85 mi15:15:093:58:579:379:09
10:42
+0:26
25.2M
25.20 mi15:18:544:02:429:383:45
10:52
+0:10
Finish
26.22 mi15:28:514:12:399:399:57
9:46
-1:06

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

8:59 /mi

Average Pace

9:39 /mi

Slowest Pace

11:25 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:31:04

36% of race

Time at Steady Pace

1:39:00

39% of race

Time at Slower Pace

1:02:35

25% of race

Average Pace: 9:38 /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 mi11:46:0829:569:3829:56
9:38
#22478
10K
6.21 mi12:14:2958:179:2328:21
9:07
#21995
15K
9.32 mi12:42:401:26:289:1728:11
9:04
#21625
20K
12.43 mi13:11:041:54:529:1528:24
9:08
#21328
Half
13.11 mi13:17:122:01:009:146:08
8:59
#21283
25K
15.53 mi13:39:492:23:379:1522:37
9:20
#21104
30K
18.64 mi14:09:072:52:559:1729:18
9:26
#20737
20M
20.00 mi14:23:043:06:529:2113:57
10:16
#20755
21M
21.00 mi14:34:143:18:029:2611:10
11:10
#20796
35K
21.75 mi14:41:263:25:149:267:12
9:37
#20754
23M
23.00 mi14:55:443:39:329:3314:18
11:25
#20946
24M
24.00 mi15:06:003:49:489:3510:16
10:16
#20972
40K
24.85 mi15:15:093:58:579:379:09
10:42
#20992
25.2M
25.20 mi15:18:544:02:429:383:45
10:52
#20975
Finish
26.22 mi15:28:514:12:399:399:57
9:46
#20971
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi3.11 mi224789124912420833(Top 78%)8142(Top 71%)8142(Top 167%)
10K6.21 mi3.10 mi21995+4838851+2738851+27321385(Top 80%)8490(Top 74%)8490(Top 174%)
15K9.32 mi3.11 mi21625+3708629+2228629+22220833(Top 78%)8142(Top 71%)8142(Top 167%)
20K12.43 mi3.11 mi21328+2978451+1788451+17820338(Top 76%)7866(Top 69%)7866(Top 161%)
Half13.11 mi0.68 mi21283+458423+288423+2820445(Top 77%)7943(Top 70%)7943(Top 163%)
25K15.53 mi2.42 mi21104+1798328+958328+9520288(Top 76%)7859(Top 69%)7859(Top 161%)
30K18.64 mi3.11 mi20737+3678127+2018127+20119186(Top 72%)7300(Top 64%)7300(Top 149%)
20M20.00 mi1.36 mi20755-188151-248151-2421186(Top 80%)8509(Top 74%)8509(Top 174%)
21M21.00 mi1.00 mi20796-418189-388189-3821201(Top 80%)8573(Top 75%)8573(Top 176%)
35K21.75 mi0.75 mi20754+428182+78182+720249(Top 76%)8087(Top 71%)8087(Top 166%)
23M23.00 mi1.25 mi20946-1928311-1298311-12923109(Top 87%)9642(Top 84%)9642(Top 197%)
24M24.00 mi1.00 mi20972-268329-188329-1821488(Top 81%)8838(Top 77%)8838(Top 181%)
40K24.85 mi0.85 mi20992-208348-198348-1921719(Top 82%)8999(Top 79%)8999(Top 184%)
25.2M25.20 mi0.35 mi20975+178347+18347+120192(Top 76%)8161(Top 71%)8161(Top 167%)
Finish26.22 mi1.02 mi20971+48354-78354-721044(Top 79%)8585(Top 75%)8585(Top 176%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 78%
×21stories
+97ft-345ft

Overall

20833

Females

8142

F18-39

8142

5K→10K

3.1 - 6.2 mi

Top 80%
×5stories
+79ft-138ft

Overall

21385

Females

8490

F18-39

8490

10K→15K

6.2 - 9.3 mi

Top 78%
×3stories
+67ft-78ft

Overall

20833

Females

8142

F18-39

8142

15K→20K

9.3 - 12.4 mi

Top 76%
×5stories
+106ft-86ft

Overall

20338

Females

7866

F18-39

7866

20K→Half

12.4 - 13.1 mi

Top 77%
×2stories
+19ft-37ft

Overall

20445

Females

7943

F18-39

7943

Half→25K

13.1 - 15.5 mi

Top 76%
×4stories
+66ft-88ft

Overall

20288

Females

7859

F18-39

7859

25K→30K

15.5 - 18.6 mi

Top 72%
×9stories
+181ft-148ft

Overall

19186

Females

7300

F18-39

7300

30K→20M

18.6 - 20.0 mi

Top 80%
×5stories
+64ft-50ft

Overall

21186

Females

8509

F18-39

8509

20M→21M

20.0 - 21.0 mi

Top 80%
×8stories
+106ft-24ft

Overall

21201

Females

8573

F18-39

8573

21M→35K

21.0 - 21.8 mi

Top 76%
×7stories
+17ft-86ft

Overall

20249

Females

8087

F18-39

8087

35K→23M

21.8 - 23.0 mi

Top 87%
×5stories
+23ft-63ft

Overall

23109

Females

9642

F18-39

9642

23M→24M

23.0 - 24.0 mi

Top 81%
×6stories
+12ft-82ft

Overall

21488

Females

8838

F18-39

8838

24M→40K

24.0 - 24.9 mi

Top 82%
×1story
+6ft-20ft

Overall

21719

Females

8999

F18-39

8999

40K→25.2M

24.9 - 25.2 mi

Top 76%
×1story
+13ft-16ft

Overall

20192

Females

8161

F18-39

8161

25.2M→Finish

25.2 - 26.2 mi

Top 79%
×2stories
+22ft-21ft

Overall

21044

Females

8585

F18-39

8585

Passing Analysis

Category:
Athletes Passed
2311
Passed By
804
Net Change
+1507
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#22478
5K → 10K57188+483#22478#21995
10K → 15K40333+370#21995#21625
15K → 20K33134+297#21625#21328
20K → Half5510+45#21328#21283
Half → 25K21233+179#21283#21104
25K → 30K38821+367#21104#20737
30K → 20M7088-18#20737#20755
20M → 21M4990-41#20755#20796
21M → 35K6018+42#20796#20754
35K → 23M28220-192#20754#20946
23M → 24M3662-26#20946#20972
24M → 40K2646-20#20972#20992
40K → 25.2M3518+17#20992#20975
25.2M → Finish4743+4#20975#20971
TOTALS2311804+1507
📊

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