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BOSTON MARATHON 2023

Karen Howe

Bib: 7617•F

NY

0:00
0:00
/ mi
Masters
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Overall
#0 / 26622
Top 30%
Gender (Female)
#0 / 11423
Top 11%
Masters (Masters Women)
#0 / 6539
Top 4%
Division (F45-49)
#0 / 1817
Top 4%
Race Day Weather
49°/39°F
light intensity drizzle

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
22:35
Rank: #7936
Start → 5K
22:35 | 7:16/mi
10K· 6.21 mi
45:06
Rank: #8178 (-242)
5K → 10K
22:31 | 7:15/mi
15K· 9.32 mi
1:07:54
Rank: #8343 (-165)
10K → 15K
22:48 | 7:20/mi
20K· 12.43 mi
1:30:48
Rank: #8302 (+41)
15K → 20K
22:54 | 7:22/mi
Half· 13.11 mi
1:35:50
Rank: #8338 (-36)
20K → Half
5:02 | 7:23/mi
25K· 15.53 mi
1:53:48
Rank: #8269 (+69)
Half → 25K
17:58 | 7:25/mi
30K· 18.64 mi
2:17:22
Rank: #8142 (+127)
25K → 30K
23:34 | 7:35/mi
20M
2:27:53
Rank: #8136 (+6)
30K → 20M
10:31 | 7:44/mi
21M
2:36:02
Rank: #8113 (+23)
20M → 21M
8:09 | 8:09/mi
35K· 21.75 mi
2:41:40
Rank: #8122 (-9)
21M → 35K
5:38 | 7:32/mi
23M
2:51:24
Rank: #8099 (+23)
35K → 23M
9:44 | 7:46/mi
24M
2:58:48
Rank: #8021 (+78)
23M → 24M
7:24 | 7:24/mi
40K· 24.85 mi
3:05:22
Rank: #7972 (+49)
24M → 40K
6:34 | 7:41/mi
25.2M
3:08:09
Rank: #7951 (+21)
40K → 25.2M
2:47 | 8:04/mi
Finish· 26.22 mi
3:15:31
Rank: #7876 (+75)
25.2M → Finish
7:22 | 7:14/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:35:50
Pace7:19 /mi
2nd Half
Distance13.11 mi
Time1:39:41
Pace7:36 /mi
📊Positive Split: 4.0% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:27:5222:357:1622:35
7:16
-
10K
6.21 mi10:50:2345:067:1522:31
7:15
-0:01
15K
9.32 mi11:13:111:07:547:1722:48
7:20
+0:05
20K
12.43 mi11:36:051:30:487:1822:54
7:22
+0:02
Half
13.11 mi11:41:071:35:507:195:02
7:23
+0:01
25K
15.53 mi11:59:051:53:487:2017:58
7:25
+0:02
30K
18.64 mi12:22:392:17:227:2223:34
7:35
+0:10
20M
20.00 mi12:33:102:27:537:2410:31
7:44
+0:09
21M
21.00 mi12:41:192:36:027:268:09
8:09
+0:25
35K
21.75 mi12:46:572:41:407:265:38
7:32
-0:37
23M
23.00 mi12:56:412:51:247:279:44
7:46
+0:14
24M
24.00 mi13:04:052:58:487:277:24
7:24
-0:22
40K
24.85 mi13:10:393:05:227:276:34
7:41
+0:17
25.2M
25.20 mi13:13:263:08:097:282:47
8:04
+0:23
Finish
26.22 mi13:20:483:15:317:287:22
7:14
-0:50

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

7:14 /mi

Average Pace

7:28 /mi

Slowest Pace

8:09 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

3:04:35

94% of race

Time at Steady Pace

10:56

6% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 7:27 /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 mi10:27:5222:357:1622:35
7:16
#7936
10K
6.21 mi10:50:2345:067:1522:31
7:15
#8178
15K
9.32 mi11:13:111:07:547:1722:48
7:20
#8343
20K
12.43 mi11:36:051:30:487:1822:54
7:22
#8302
Half
13.11 mi11:41:071:35:507:195:02
7:23
#8338
25K
15.53 mi11:59:051:53:487:2017:58
7:25
#8269
30K
18.64 mi12:22:392:17:227:2223:34
7:35
#8142
20M
20.00 mi12:33:102:27:537:2410:31
7:44
#8136
21M
21.00 mi12:41:192:36:027:268:09
8:09
#8113
35K
21.75 mi12:46:572:41:407:265:38
7:32
#8122
23M
23.00 mi12:56:412:51:247:279:44
7:46
#8099
24M
24.00 mi13:04:052:58:487:277:24
7:24
#8021
40K
24.85 mi13:10:393:05:227:276:34
7:41
#7972
25.2M
25.20 mi13:13:263:08:097:282:47
8:04
#7951
Finish
26.22 mi13:20:483:15:317:287:22
7:14
#7876
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF45-49Seg. OverallSeg. FemalesSeg. F45-49
5K3.11 mi3.11 mi79369969968874(Top 33%)1397(Top 12%)1397(Top 77%)
10K6.21 mi3.10 mi8178-2421096-1001096-1008483(Top 32%)1223(Top 11%)1223(Top 67%)
15K9.32 mi3.11 mi8343-1651162-661162-668874(Top 33%)1397(Top 12%)1397(Top 77%)
20K12.43 mi3.11 mi8302+411158+41158+48309(Top 31%)1220(Top 11%)1220(Top 67%)
Half13.11 mi0.68 mi8338-361178-201178-209272(Top 35%)1564(Top 14%)1564(Top 86%)
25K15.53 mi2.42 mi8269+691175+31175+38119(Top 30%)1225(Top 11%)1225(Top 67%)
30K18.64 mi3.11 mi8142+1271171+41171+47849(Top 29%)1242(Top 11%)1242(Top 68%)
20M20.00 mi1.36 mi8136+61186-151186-158445(Top 32%)1569(Top 14%)1569(Top 86%)
21M21.00 mi1.00 mi8113+231194-81194-88319(Top 31%)1645(Top 14%)1645(Top 91%)
35K21.75 mi0.75 mi8122-91212-181212-188754(Top 33%)1787(Top 16%)1787(Top 98%)
23M23.00 mi1.25 mi8099+231221-91221-98245(Top 31%)1683(Top 15%)1683(Top 93%)
24M24.00 mi1.00 mi8021+781211+101211+107084(Top 27%)1313(Top 11%)1313(Top 72%)
40K24.85 mi0.85 mi7972+49121112117860(Top 30%)1690(Top 15%)1690(Top 93%)
25.2M25.20 mi0.35 mi7951+211213-21213-26967(Top 26%)1390(Top 12%)1390(Top 76%)
Finish26.22 mi1.02 mi7876+751209+41209+46642(Top 25%)1293(Top 11%)1293(Top 71%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 33%
×21stories
+97ft-345ft

Overall

8874

Females

1397

F45-49

1397

5K→10K

3.1 - 6.2 mi

Top 32%
×5stories
+79ft-138ft

Overall

8483

Females

1223

F45-49

1223

10K→15K

6.2 - 9.3 mi

Top 33%
×3stories
+67ft-78ft

Overall

8874

Females

1397

F45-49

1397

15K→20K

9.3 - 12.4 mi

Top 31%
×5stories
+106ft-86ft

Overall

8309

Females

1220

F45-49

1220

20K→Half

12.4 - 13.1 mi

Top 35%
×2stories
+19ft-37ft

Overall

9272

Females

1564

F45-49

1564

Half→25K

13.1 - 15.5 mi

Top 30%
×4stories
+66ft-88ft

Overall

8119

Females

1225

F45-49

1225

25K→30K

15.5 - 18.6 mi

Top 29%
×9stories
+181ft-148ft

Overall

7849

Females

1242

F45-49

1242

30K→20M

18.6 - 20.0 mi

Top 32%
×5stories
+64ft-50ft

Overall

8445

Females

1569

F45-49

1569

20M→21M

20.0 - 21.0 mi

Top 31%
×8stories
+106ft-24ft

Overall

8319

Females

1645

F45-49

1645

21M→35K

21.0 - 21.8 mi

Top 33%
×7stories
+17ft-86ft

Overall

8754

Females

1787

F45-49

1787

35K→23M

21.8 - 23.0 mi

Top 31%
×5stories
+23ft-63ft

Overall

8245

Females

1683

F45-49

1683

23M→24M

23.0 - 24.0 mi

Top 27%
×6stories
+12ft-82ft

Overall

7084

Females

1313

F45-49

1313

24M→40K

24.0 - 24.9 mi

Top 30%
×1story
+6ft-20ft

Overall

7860

Females

1690

F45-49

1690

40K→25.2M

24.9 - 25.2 mi

Top 26%
×1story
+13ft-16ft

Overall

6967

Females

1390

F45-49

1390

25.2M→Finish

25.2 - 26.2 mi

Top 25%
×2stories
+22ft-21ft

Overall

6642

Females

1293

F45-49

1293

Passing Analysis

Category:
Athletes Passed
1334
Passed By
1274
Net Change
+60
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#7936
5K → 10K132374-242#7936#8178
10K → 15K88253-165#8178#8343
15K → 20K145104+41#8343#8302
20K → Half945-36#8302#8338
Half → 25K14374+69#8338#8269
25K → 30K19265+127#8269#8142
30K → 20M8680+6#8142#8136
20M → 21M8259+23#8136#8113
21M → 35K4554-9#8113#8122
35K → 23M8966+23#8122#8099
23M → 24M10426+78#8099#8021
24M → 40K8132+49#8021#7972
40K → 25.2M3514+21#7972#7951
25.2M → Finish10328+75#7951#7876
TOTALS13341274+60
📊

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