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BOSTON MARATHON 2023

Carolyn Moore

Bib: 21653•F

IL

0:00
0:00
/ mi
Masters
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Overall
#0 / 26622
Gender (Female)
#0 / 11423
Masters (Masters Women)
#0 / 6539
Division (F55-59)
#0 / 815
Top 44%
Race Day Weather
49°/39°F
light intensity drizzle

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
27:21
Rank: #19486
Start → 5K
27:21 | 8:48/mi
10K· 6.21 mi
54:50
Rank: #19807 (-321)
5K → 10K
27:29 | 8:51/mi
15K· 9.32 mi
1:22:36
Rank: #19931 (-124)
10K → 15K
27:46 | 8:56/mi
20K· 12.43 mi
1:50:42
Rank: #19895 (+36)
15K → 20K
28:06 | 9:03/mi
Half· 13.11 mi
1:56:47
Rank: #19890 (+5)
20K → Half
6:05 | 8:55/mi
25K· 15.53 mi
2:18:38
Rank: #19750 (+140)
Half → 25K
21:51 | 9:01/mi
30K· 18.64 mi
2:47:24
Rank: #19495 (+255)
25K → 30K
28:46 | 9:16/mi
20M
3:00:09
Rank: #19400 (+95)
30K → 20M
12:45 | 9:23/mi
21M
3:10:16
Rank: #19328 (+72)
20M → 21M
10:07 | 10:07/mi
35K· 21.75 mi
3:16:57
Rank: #19271 (+57)
21M → 35K
6:41 | 8:56/mi
23M
3:28:53
Rank: #19216 (+55)
35K → 23M
11:56 | 9:32/mi
24M
3:38:06
Rank: #19170 (+46)
23M → 24M
9:13 | 9:13/mi
40K· 24.85 mi
3:46:25
Rank: #19182 (-12)
24M → 40K
8:19 | 9:44/mi
25.2M
3:50:04
Rank: #19189 (-7)
40K → 25.2M
3:39 | 10:35/mi
Finish· 26.22 mi
4:00:03
Rank: #19328 (-139)
25.2M → Finish
9:59 | 9:48/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:56:47
Pace8:54 /mi
2nd Half
Distance13.11 mi
Time2:03:16
Pace9:24 /mi
📊Positive Split: 5.6% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:23:1827:218:4827:21
8:48
-
10K
6.21 mi11:50:4754:508:4927:29
8:51
+0:03
15K
9.32 mi12:18:331:22:368:5227:46
8:56
+0:05
20K
12.43 mi12:46:391:50:428:5428:06
9:03
+0:07
Half
13.11 mi12:52:441:56:478:546:05
8:55
-0:08
25K
15.53 mi13:14:352:18:388:5521:51
9:01
+0:06
30K
18.64 mi13:43:212:47:248:5928:46
9:16
+0:15
20M
20.00 mi13:56:063:00:099:0012:45
9:23
+0:07
21M
21.00 mi14:06:133:10:169:0410:07
10:07
+0:44
35K
21.75 mi14:12:543:16:579:036:41
8:56
-1:11
23M
23.00 mi14:24:503:28:539:0511:56
9:32
+0:36
24M
24.00 mi14:34:033:38:069:059:13
9:13
-0:19
40K
24.85 mi14:42:223:46:259:078:19
9:44
+0:31
25.2M
25.20 mi14:46:013:50:049:083:39
10:35
+0:51
Finish
26.22 mi14:56:004:00:039:109:59
9:48
-0:47

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

8:48 /mi

Average Pace

9:10 /mi

Slowest Pace

10:35 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:35:22

40% of race

Time at Steady Pace

1:40:41

42% of race

Time at Slower Pace

44:00

18% of race

Average Pace: 9:09 /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 mi11:23:1827:218:4827:21
8:48
#19486
10K
6.21 mi11:50:4754:508:4927:29
8:51
#19807
15K
9.32 mi12:18:331:22:368:5227:46
8:56
#19931
20K
12.43 mi12:46:391:50:428:5428:06
9:03
#19895
Half
13.11 mi12:52:441:56:478:546:05
8:55
#19890
25K
15.53 mi13:14:352:18:388:5521:51
9:01
#19750
30K
18.64 mi13:43:212:47:248:5928:46
9:16
#19495
20M
20.00 mi13:56:063:00:099:0012:45
9:23
#19400
21M
21.00 mi14:06:133:10:169:0410:07
10:07
#19328
35K
21.75 mi14:12:543:16:579:036:41
8:56
#19271
23M
23.00 mi14:24:503:28:539:0511:56
9:32
#19216
24M
24.00 mi14:34:033:38:069:059:13
9:13
#19170
40K
24.85 mi14:42:223:46:259:078:19
9:44
#19182
25.2M
25.20 mi14:46:013:50:049:083:39
10:35
#19189
Finish
26.22 mi14:56:004:00:039:109:59
9:48
#19328
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF55-59Seg. OverallSeg. FemalesSeg. F55-59
5K3.11 mi3.11 mi194867505750520209(Top 76%)7784(Top 68%)7784(Top 955%)
10K6.21 mi3.10 mi19807-3217657-1527657-15220169(Top 76%)7799(Top 68%)7799(Top 957%)
15K9.32 mi3.11 mi19931-1247696-397696-3920209(Top 76%)7784(Top 68%)7784(Top 955%)
20K12.43 mi3.11 mi19895+367657+397657+3919907(Top 75%)7624(Top 67%)7624(Top 935%)
Half13.11 mi0.68 mi19890+57659-27659-220078(Top 75%)7705(Top 67%)7705(Top 945%)
25K15.53 mi2.42 mi19750+1407576+837576+8319030(Top 71%)7150(Top 63%)7150(Top 877%)
30K18.64 mi3.11 mi19495+2557426+1507426+15018454(Top 69%)6895(Top 60%)6895(Top 846%)
20M20.00 mi1.36 mi19400+957391+357391+3518411(Top 69%)6979(Top 61%)6979(Top 856%)
21M21.00 mi1.00 mi19328+727362+297362+2918473(Top 69%)7041(Top 62%)7041(Top 864%)
35K21.75 mi0.75 mi19271+577327+357327+3517667(Top 66%)6653(Top 58%)6653(Top 816%)
23M23.00 mi1.25 mi19216+557303+247303+2418463(Top 69%)7115(Top 62%)7115(Top 873%)
24M24.00 mi1.00 mi19170+467287+167287+1618141(Top 68%)6977(Top 61%)6977(Top 856%)
40K24.85 mi0.85 mi19182-127302-157302-1519130(Top 72%)7557(Top 66%)7557(Top 927%)
25.2M25.20 mi0.35 mi19189-77309-77309-719383(Top 73%)7717(Top 68%)7717(Top 947%)
Finish26.22 mi1.02 mi19328-1397397-887397-8821148(Top 79%)8630(Top 76%)8630(Top 1059%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 76%
×21stories
+97ft-345ft

Overall

20209

Females

7784

F55-59

7784

5K→10K

3.1 - 6.2 mi

Top 76%
×5stories
+79ft-138ft

Overall

20169

Females

7799

F55-59

7799

10K→15K

6.2 - 9.3 mi

Top 76%
×3stories
+67ft-78ft

Overall

20209

Females

7784

F55-59

7784

15K→20K

9.3 - 12.4 mi

Top 75%
×5stories
+106ft-86ft

Overall

19907

Females

7624

F55-59

7624

20K→Half

12.4 - 13.1 mi

Top 75%
×2stories
+19ft-37ft

Overall

20078

Females

7705

F55-59

7705

Half→25K

13.1 - 15.5 mi

Top 71%
×4stories
+66ft-88ft

Overall

19030

Females

7150

F55-59

7150

25K→30K

15.5 - 18.6 mi

Top 69%
×9stories
+181ft-148ft

Overall

18454

Females

6895

F55-59

6895

30K→20M

18.6 - 20.0 mi

Top 69%
×5stories
+64ft-50ft

Overall

18411

Females

6979

F55-59

6979

20M→21M

20.0 - 21.0 mi

Top 69%
×8stories
+106ft-24ft

Overall

18473

Females

7041

F55-59

7041

21M→35K

21.0 - 21.8 mi

Top 66%
×7stories
+17ft-86ft

Overall

17667

Females

6653

F55-59

6653

35K→23M

21.8 - 23.0 mi

Top 69%
×5stories
+23ft-63ft

Overall

18463

Females

7115

F55-59

7115

23M→24M

23.0 - 24.0 mi

Top 68%
×6stories
+12ft-82ft

Overall

18141

Females

6977

F55-59

6977

24M→40K

24.0 - 24.9 mi

Top 72%
×1story
+6ft-20ft

Overall

19130

Females

7557

F55-59

7557

40K→25.2M

24.9 - 25.2 mi

Top 73%
×1story
+13ft-16ft

Overall

19383

Females

7717

F55-59

7717

25.2M→Finish

25.2 - 26.2 mi

Top 79%
×2stories
+22ft-21ft

Overall

21148

Females

8630

F55-59

8630

Passing Analysis

Category:
Athletes Passed
1601
Passed By
1443
Net Change
+158
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#19486
5K → 10K177498-321#19486#19807
10K → 15K133257-124#19807#19931
15K → 20K192156+36#19931#19895
20K → Half3025+5#19895#19890
Half → 25K18949+140#19890#19750
25K → 30K30752+255#19750#19495
30K → 20M12429+95#19495#19400
20M → 21M11745+72#19400#19328
21M → 35K6912+57#19328#19271
35K → 23M9540+55#19271#19216
23M → 24M7731+46#19216#19170
24M → 40K5466-12#19170#19182
40K → 25.2M1825-7#19182#19189
25.2M → Finish19158-139#19189#19328
TOTALS16011443+158
📊

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