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BOSTON MARATHON 2023

Marissa Ann Kenny

Bib: 24742•F

MA

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

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
34:05
Rank: #25643
Start → 5K
34:05 | 10:58/mi
10K· 6.21 mi
1:10:59
Rank: #26042 (-399)
5K → 10K
36:54 | 11:53/mi
15K· 9.32 mi
1:49:02
Rank: #26115 (-73)
10K → 15K
38:03 | 12:15/mi
20K· 12.43 mi
2:28:35
Rank: #26131 (-16)
15K → 20K
39:33 | 12:44/mi
Half· 13.11 mi
2:36:58
Rank: #26132 (-1)
20K → Half
8:23 | 12:17/mi
25K· 15.53 mi
3:09:16
Rank: #26131 (+1)
Half → 25K
32:18 | 13:19/mi
30K· 18.64 mi
3:52:12
Rank: #26113 (+18)
25K → 30K
42:56 | 13:49/mi
20M
4:10:35
Rank: #26084 (+29)
30K → 20M
18:23 | 13:32/mi
21M
4:25:43
Rank: #26074 (+10)
20M → 21M
15:08 | 15:08/mi
35K· 21.75 mi
4:35:33
Rank: #26067 (+7)
21M → 35K
9:50 | 13:09/mi
23M
4:52:41
Rank: #26057 (+10)
35K → 23M
17:08 | 13:41/mi
24M
5:05:46
Rank: #26040 (+17)
23M → 24M
13:05 | 13:05/mi
40K· 24.85 mi
5:18:28
Rank: #26057 (-17)
24M → 40K
12:42 | 14:51/mi
25.2M
5:24:00
Rank: #26067 (-10)
40K → 25.2M
5:32 | 16:03/mi
Finish· 26.22 mi
5:36:52
Rank: #26057 (+10)
25.2M → Finish
12:52 | 12:38/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time2:36:58
Pace11:58 /mi
2nd Half
Distance13.11 mi
Time2:59:54
Pace13:43 /mi
📊Positive Split: 14.6% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:49:3134:0510:5834:05
10:58
-
10K
6.21 mi12:26:251:10:5911:2536:54
11:53
+0:55
15K
9.32 mi13:04:281:49:0211:4238:03
12:15
+0:22
20K
12.43 mi13:44:012:28:3511:5739:33
12:44
+0:29
Half
13.11 mi13:52:242:36:5811:588:23
12:17
-0:27
25K
15.53 mi14:24:423:09:1612:1132:18
13:19
+1:02
30K
18.64 mi15:07:383:52:1212:2742:56
13:49
+0:30
20M
20.00 mi15:26:014:10:3512:3218:23
13:32
-0:17
21M
21.00 mi15:41:094:25:4312:3915:08
15:08
+1:36
35K
21.75 mi15:50:594:35:3312:409:50
13:09
-1:59
23M
23.00 mi16:08:074:52:4112:4417:08
13:41
+0:32
24M
24.00 mi16:21:125:05:4612:4413:05
13:05
-0:36
40K
24.85 mi16:33:545:18:2812:4912:42
14:51
+1:46
25.2M
25.20 mi16:39:265:24:0012:515:32
16:03
+1:12
Finish
26.22 mi16:52:185:36:5212:5112:52
12:38
-3:25

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

10:58 /mi

Average Pace

12:51 /mi

Slowest Pace

16:03 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:57:25

35% of race

Time at Steady Pace

2:23:09

42% of race

Time at Slower Pace

1:16:18

23% of race

Average Pace: 12:51 /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 mi11:49:3134:0510:5834:05
10:58
#25643
10K
6.21 mi12:26:251:10:5911:2536:54
11:53
#26042
15K
9.32 mi13:04:281:49:0211:4238:03
12:15
#26115
20K
12.43 mi13:44:012:28:3511:5739:33
12:44
#26131
Half
13.11 mi13:52:242:36:5811:588:23
12:17
#26132
25K
15.53 mi14:24:423:09:1612:1132:18
13:19
#26131
30K
18.64 mi15:07:383:52:1212:2742:56
13:49
#26113
20M
20.00 mi15:26:014:10:3512:3218:23
13:32
#26084
21M
21.00 mi15:41:094:25:4312:3915:08
15:08
#26074
35K
21.75 mi15:50:594:35:3312:409:50
13:09
#26067
23M
23.00 mi16:08:074:52:4112:4417:08
13:41
#26057
24M
24.00 mi16:21:125:05:4612:4413:05
13:05
#26040
40K
24.85 mi16:33:545:18:2812:4912:42
14:51
#26057
25.2M
25.20 mi16:39:265:24:0012:515:32
16:03
#26067
Finish
26.22 mi16:52:185:36:5212:5112:52
12:38
#26057
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF45-49Seg. OverallSeg. FemalesSeg. F45-49
5K3.11 mi3.11 mi25643108151081526202(Top 98%)11167(Top 98%)11167(Top 615%)
10K6.21 mi3.10 mi26042-39911069-25411069-25426211(Top 98%)11176(Top 98%)11176(Top 615%)
15K9.32 mi3.11 mi26115-7311111-4211111-4226202(Top 98%)11167(Top 98%)11167(Top 615%)
20K12.43 mi3.11 mi26131-1611122-1111122-1126103(Top 98%)11115(Top 97%)11115(Top 612%)
Half13.11 mi0.68 mi26132-1111221112226054(Top 98%)11092(Top 97%)11092(Top 610%)
25K15.53 mi2.42 mi26131+111125-311125-326047(Top 98%)11104(Top 97%)11104(Top 611%)
30K18.64 mi3.11 mi26113+1811126-111126-125932(Top 97%)11069(Top 97%)11069(Top 609%)
20M20.00 mi1.36 mi26084+2911106+2011106+2025563(Top 96%)10891(Top 95%)10891(Top 599%)
21M21.00 mi1.00 mi26074+1011107-111107-125807(Top 97%)11006(Top 96%)11006(Top 606%)
35K21.75 mi0.75 mi26067+7111071110725675(Top 96%)10985(Top 96%)10985(Top 605%)
23M23.00 mi1.25 mi26057+1011102+511102+525625(Top 96%)10966(Top 96%)10966(Top 604%)
24M24.00 mi1.00 mi26040+1711093+911093+925542(Top 96%)10949(Top 96%)10949(Top 603%)
40K24.85 mi0.85 mi26057-1711104-1111104-1126097(Top 98%)11219(Top 98%)11219(Top 617%)
25.2M25.20 mi0.35 mi26067-1011114-1011114-1026136(Top 98%)11228(Top 98%)11228(Top 618%)
Finish26.22 mi1.02 mi26057+1011110+411110+425762(Top 97%)11055(Top 97%)11055(Top 608%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 98%
×21stories
+97ft-345ft

Overall

26202

Females

11167

F45-49

11167

5K→10K

3.1 - 6.2 mi

Top 98%
×5stories
+79ft-138ft

Overall

26211

Females

11176

F45-49

11176

10K→15K

6.2 - 9.3 mi

Top 98%
×3stories
+67ft-78ft

Overall

26202

Females

11167

F45-49

11167

15K→20K

9.3 - 12.4 mi

Top 98%
×5stories
+106ft-86ft

Overall

26103

Females

11115

F45-49

11115

20K→Half

12.4 - 13.1 mi

Top 98%
×2stories
+19ft-37ft

Overall

26054

Females

11092

F45-49

11092

Half→25K

13.1 - 15.5 mi

Top 98%
×4stories
+66ft-88ft

Overall

26047

Females

11104

F45-49

11104

25K→30K

15.5 - 18.6 mi

Top 97%
×9stories
+181ft-148ft

Overall

25932

Females

11069

F45-49

11069

30K→20M

18.6 - 20.0 mi

Top 96%
×5stories
+64ft-50ft

Overall

25563

Females

10891

F45-49

10891

20M→21M

20.0 - 21.0 mi

Top 97%
×8stories
+106ft-24ft

Overall

25807

Females

11006

F45-49

11006

21M→35K

21.0 - 21.8 mi

Top 96%
×7stories
+17ft-86ft

Overall

25675

Females

10985

F45-49

10985

35K→23M

21.8 - 23.0 mi

Top 96%
×5stories
+23ft-63ft

Overall

25625

Females

10966

F45-49

10966

23M→24M

23.0 - 24.0 mi

Top 96%
×6stories
+12ft-82ft

Overall

25542

Females

10949

F45-49

10949

24M→40K

24.0 - 24.9 mi

Top 98%
×1story
+6ft-20ft

Overall

26097

Females

11219

F45-49

11219

40K→25.2M

24.9 - 25.2 mi

Top 98%
×1story
+13ft-16ft

Overall

26136

Females

11228

F45-49

11228

25.2M→Finish

25.2 - 26.2 mi

Top 97%
×2stories
+22ft-21ft

Overall

25762

Females

11055

F45-49

11055

Passing Analysis

Category:
Athletes Passed
332
Passed By
746
Net Change
-414
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#25643
5K → 10K16415-399#25643#26042
10K → 15K29102-73#26042#26115
15K → 20K3652-16#26115#26131
20K → Half89-1#26131#26132
Half → 25K3736+1#26132#26131
25K → 30K5032+18#26131#26113
30K → 20M3910+29#26113#26084
20M → 21M2414+10#26084#26074
21M → 35K147+7#26074#26067
35K → 23M2414+10#26067#26057
23M → 24M225+17#26057#26040
24M → 40K1027-17#26040#26057
40K → 25.2M616-10#26057#26067
25.2M → Finish177+10#26067#26057
TOTALS332746-414
📊

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