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BOSTON MARATHON 2023

Kelly Morrissey

Bib: 29222•F

MA

0:00
0:00
/ mi
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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
32:25
Rank: #24548
Start → 5K
10:26/mi
32:25 split
10K· 6.21 mi
1:05:38
Rank: #24834 (-286)
5K → 10K
10:41/mi
33:13 split
15K· 9.32 mi
1:36:38
Rank: #24361 (+473)
10K → 15K
9:59/mi
31:00 split
20K· 12.43 mi
2:07:43
Rank: #23974 (+387)
15K → 20K
10:00/mi
31:05 split
Half· 13.11 mi
2:14:10
Rank: #23869 (+105)
20K → Half
9:27/mi
6:27 split
25K· 15.53 mi
2:37:59
Rank: #23548 (+321)
Half → 25K
9:49/mi
23:49 split
30K· 18.64 mi
3:10:08
Rank: #23246 (+302)
25K → 30K
10:21/mi
32:09 split
20M
3:23:39
Rank: #23049 (+197)
30K → 20M
9:57/mi
13:31 split
21M
3:33:51
Rank: #22846 (+203)
20M → 21M
10:12/mi
10:12 split
35K· 21.75 mi
3:41:05
Rank: #22758 (+88)
21M → 35K
9:40/mi
7:14 split
23M
3:53:47
Rank: #22620 (+138)
35K → 23M
10:09/mi
12:42 split
24M
4:03:14
Rank: #22500 (+120)
23M → 24M
9:27/mi
9:27 split
40K· 24.85 mi
4:11:35
Rank: #22404 (+96)
24M → 40K
9:46/mi
8:21 split
25.2M
4:15:16
Rank: #22361 (+43)
40K → 25.2M
10:41/mi
3:41 split
Finish· 26.22 mi
4:24:48
Rank: #22290 (+71)
25.2M → Finish
9:21/mi
9:32 split

The Course

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Half Splits

1st Half· via Half
Distance13.11 mi
Time2:14:10
Pace10:14 /mi
2nd Half✓ Faster
Distance13.11 mi
Time2:10:38
Pace9:58 /mi
📊Negative Split: 2.6% faster second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:53:4432:2510:2632:25
10:26
-
10K
6.21 mi12:26:571:05:3810:3433:13
10:41
+0:15
15K
9.32 mi12:57:571:36:3810:2231:00
9:59
-0:42
20K
12.43 mi13:29:022:07:4310:1731:05
10:00
+0:01
Half
13.11 mi13:35:292:14:1010:146:27
9:27
-0:33
25K
15.53 mi13:59:182:37:5910:1023:49
9:49
+0:22
30K
18.64 mi14:31:273:10:0810:1232:09
10:21
+0:32
20M
20.00 mi14:44:583:23:3910:1113:31
9:57
-0:24
21M
21.00 mi14:55:103:33:5110:1110:12
10:12
+0:15
35K
21.75 mi15:02:243:41:0510:107:14
9:40
-0:32
23M
23.00 mi15:15:063:53:4710:1012:42
10:09
+0:29
24M
24.00 mi15:24:334:03:1410:089:27
9:27
-0:42
40K
24.85 mi15:32:544:11:3510:078:21
9:46
+0:19
25.2M
25.20 mi15:36:354:15:1610:083:41
10:41
+0:55
Finish
26.22 mi15:46:074:24:4810:069:32
9:21
-1:20

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

9:21 /mi

Average Pace

10:06 /mi

Slowest Pace

10:41 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:43:20

62% of race

Time at Steady Pace

1:41:28

38% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 10:06 /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 mi11:53:4432:2510:2632:25
10:26
#24548
10K
6.21 mi12:26:571:05:3810:3433:13
10:41
#24834
15K
9.32 mi12:57:571:36:3810:2231:00
9:59
#24361
20K
12.43 mi13:29:022:07:4310:1731:05
10:00
#23974
Half
13.11 mi13:35:292:14:1010:146:27
9:27
#23869
25K
15.53 mi13:59:182:37:5910:1023:49
9:49
#23548
30K
18.64 mi14:31:273:10:0810:1232:09
10:21
#23246
20M
20.00 mi14:44:583:23:3910:1113:31
9:57
#23049
21M
21.00 mi14:55:103:33:5110:1110:12
10:12
#22846
35K
21.75 mi15:02:243:41:0510:107:14
9:40
#22758
23M
23.00 mi15:15:063:53:4710:1012:42
10:09
#22620
24M
24.00 mi15:24:334:03:1410:089:27
9:27
#22500
40K
24.85 mi15:32:544:11:3510:078:21
9:46
#22404
25.2M
25.20 mi15:36:354:15:1610:083:41
10:41
#22361
Finish
26.22 mi15:46:074:24:4810:069:32
9:21
#22290
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi3.11 mi24548101861018623463(Top 88%)9588(Top 84%)9588(Top 196%)
10K6.21 mi3.10 mi24834-28610342-15610342-15625007(Top 94%)10443(Top 91%)10443(Top 214%)
15K9.32 mi3.11 mi24361+47310084+25810084+25823463(Top 88%)9588(Top 84%)9588(Top 196%)
20K12.43 mi3.11 mi23974+3879874+2109874+21022931(Top 86%)9318(Top 82%)9318(Top 191%)
Half13.11 mi0.68 mi23869+1059814+609814+6022007(Top 83%)8793(Top 77%)8793(Top 180%)
25K15.53 mi2.42 mi23548+3219649+1659649+16521801(Top 82%)8725(Top 76%)8725(Top 179%)
30K18.64 mi3.11 mi23246+3029506+1439506+14321886(Top 82%)8841(Top 77%)8841(Top 181%)
20M20.00 mi1.36 mi23049+1979422+849422+8420351(Top 76%)8057(Top 71%)8057(Top 165%)
21M21.00 mi1.00 mi22846+2039322+1009322+10018740(Top 70%)7195(Top 63%)7195(Top 147%)
35K21.75 mi0.75 mi22758+889289+339289+3320412(Top 77%)8186(Top 72%)8186(Top 168%)
23M23.00 mi1.25 mi22620+1389220+699220+6920434(Top 77%)8197(Top 72%)8197(Top 168%)
24M24.00 mi1.00 mi22500+1209158+629158+6219077(Top 72%)7497(Top 66%)7497(Top 154%)
40K24.85 mi0.85 mi22404+969116+429116+4219317(Top 73%)7675(Top 67%)7675(Top 157%)
25.2M25.20 mi0.35 mi22361+439095+219095+2119707(Top 74%)7915(Top 69%)7915(Top 162%)
Finish26.22 mi1.02 mi22290+719061+349061+3419629(Top 74%)7801(Top 68%)7801(Top 160%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 88%
×21stories
+97ft-345ft

Overall

23463

Females

9588

F18-39

9588

5K→10K

3.1 - 6.2 mi

Top 94%
×5stories
+79ft-138ft

Overall

25007

Females

10443

F18-39

10443

10K→15K

6.2 - 9.3 mi

Top 88%
×3stories
+67ft-78ft

Overall

23463

Females

9588

F18-39

9588

15K→20K

9.3 - 12.4 mi

Top 86%
×5stories
+106ft-86ft

Overall

22931

Females

9318

F18-39

9318

20K→Half

12.4 - 13.1 mi

Top 83%
×2stories
+19ft-37ft

Overall

22007

Females

8793

F18-39

8793

Half→25K

13.1 - 15.5 mi

Top 82%
×4stories
+66ft-88ft

Overall

21801

Females

8725

F18-39

8725

25K→30K

15.5 - 18.6 mi

Top 82%
×9stories
+181ft-148ft

Overall

21886

Females

8841

F18-39

8841

30K→20M

18.6 - 20.0 mi

Top 76%
×5stories
+64ft-50ft

Overall

20351

Females

8057

F18-39

8057

20M→21M

20.0 - 21.0 mi

Top 70%
×8stories
+106ft-24ft

Overall

18740

Females

7195

F18-39

7195

21M→35K

21.0 - 21.8 mi

Top 77%
×7stories
+17ft-86ft

Overall

20412

Females

8186

F18-39

8186

35K→23M

21.8 - 23.0 mi

Top 77%
×5stories
+23ft-63ft

Overall

20434

Females

8197

F18-39

8197

23M→24M

23.0 - 24.0 mi

Top 72%
×6stories
+12ft-82ft

Overall

19077

Females

7497

F18-39

7497

24M→40K

24.0 - 24.9 mi

Top 73%
×1story
+6ft-20ft

Overall

19317

Females

7675

F18-39

7675

40K→25.2M

24.9 - 25.2 mi

Top 74%
×1story
+13ft-16ft

Overall

19707

Females

7915

F18-39

7915

25.2M→Finish

25.2 - 26.2 mi

Top 74%
×2stories
+22ft-21ft

Overall

19629

Females

7801

F18-39

7801

Passing Analysis

Category:
Athletes Passed
2663
Passed By
405
Net Change
+2258
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#24548
5K → 10K85371-286#24548#24834
10K → 15K4774+473#24834#24361
15K → 20K3936+387#24361#23974
20K → Half1050+105#23974#23869
Half → 25K3243+321#23869#23548
25K → 30K3086+302#23548#23246
30K → 20M1981+197#23246#23049
20M → 21M2041+203#23049#22846
21M → 35K913+88#22846#22758
35K → 23M1424+138#22758#22620
23M → 24M1211+120#22620#22500
24M → 40K971+96#22500#22404
40K → 25.2M441+43#22404#22361
25.2M → Finish743+71#22361#22290
TOTALS2663405+2258
📊

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