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BOSTON MARATHON 2023

Marcella Catledge

Bib: 23954•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 (F65-69)
#0 / 221
Top 14%
Race Day Weather
49°/39°F
light intensity drizzle

⏱️ Race Timeline

Course Elevation
7–469 ft
≈
×2stacked redwood trees
•▲ 890 ft climb · ▼ 1342 ft descent
Ribbon color based on
FasterSteadySlower· vs. your average pace
Start
0:00
Race begins
5K· 3.11 mi
8:55/mi
27:41
↑ 97↓ 3451.5%
10K· 6.21 mi
8:49/mi
55:04
↑ 79↓ 1380.4%
15K· 9.32 mi
8:57/mi
1:22:53
↑ 67↓ 78
20K· 12.43 mi
9:05/mi
1:51:07
↑ 106↓ 860.1%
Half· 13.11 mi
8:42/mi
1:57:03
↑ 19↓ 370.5%
25K· 15.53 mi
9:54/mi
2:21:02
↑ 66↓ 880.2%
30K· 18.64 mi
9:31/mi
2:50:37
↑ 181↓ 1480.2%
20M
9:23/mi
3:03:22
↑ 64↓ 500.2%
21M
9:58/mi
3:13:20
↑ 106↓ 241.6%
35K· 21.75 mi
9:01/mi
3:20:05
↑ 17↓ 861.7%
23M
9:11/mi
3:31:35
↑ 23↓ 630.6%
24M
8:50/mi
3:40:25
↓ 821.3%
40K· 24.85 mi
8:59/mi
3:48:06
↓ 200.3%
25.2M
9:43/mi
3:51:27
↑ 13↓ 160.2%
Finish· 26.22 mi
8:44/mi
4:00:21
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:57:03
Pace8:56 /mi
2nd Half
Distance13.11 mi
Time2:03:18
Pace9:24 /mi
📊Positive Split: 5.3% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:23:0027:418:5527:41
8:55
-
10K
6.21 mi11:50:2355:048:5227:23
8:49
-0:06
15K
9.32 mi12:18:121:22:538:5427:49
8:57
+0:08
20K
12.43 mi12:46:261:51:078:5628:14
9:05
+0:08
Half
13.11 mi12:52:221:57:038:565:56
8:42
-0:23
25K
15.53 mi13:16:212:21:029:0523:59
9:54
+1:12
30K
18.64 mi13:45:562:50:379:0929:35
9:31
-0:23
20M
20.00 mi13:58:413:03:229:1012:45
9:23
-0:08
21M
21.00 mi14:08:393:13:209:129:58
9:58
+0:35
35K
21.75 mi14:15:243:20:059:126:45
9:01
-0:57
23M
23.00 mi14:26:543:31:359:1211:30
9:11
+0:10
24M
24.00 mi14:35:443:40:259:118:50
8:50
-0:21
40K
24.85 mi14:43:253:48:069:117:41
8:59
+0:09
25.2M
25.20 mi14:46:463:51:279:113:21
9:43
+0:44
Finish
26.22 mi14:55:404:00:219:108:54
8:44
-0:59

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

8:42 /mi

Average Pace

9:10 /mi

Slowest Pace

9:58 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

3:23:03

84% of race

Time at Steady Pace

37:18

16% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 9:10 /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 mi11:23:0027:418:5527:41
8:55
#20048
10K
6.21 mi11:50:2355:048:5227:23
8:49
#19999
15K
9.32 mi12:18:121:22:538:5427:49
8:57
#20090
20K
12.43 mi12:46:261:51:078:5628:14
9:05
#20069
Half
13.11 mi12:52:221:57:038:565:56
8:42
#20024
25K
15.53 mi13:16:212:21:029:0523:59
9:54
#20468
30K
18.64 mi13:45:562:50:379:0929:35
9:31
#20290
20M
20.00 mi13:58:413:03:229:1012:45
9:23
#20122
21M
21.00 mi14:08:393:13:209:129:58
9:58
#19970
35K
21.75 mi14:15:243:20:059:126:45
9:01
#19903
23M
23.00 mi14:26:543:31:359:1211:30
9:11
#19732
24M
24.00 mi14:35:443:40:259:118:50
8:50
#19599
40K
24.85 mi14:43:253:48:069:117:41
8:59
#19487
25.2M
25.20 mi14:46:463:51:279:113:21
9:43
#19453
Finish
26.22 mi14:55:404:00:219:108:54
8:44
#19376
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF65-69Seg. OverallSeg. FemalesSeg. F65-69
5K3.11 mi3.11 mi200487844784420287(Top 76%)7836(Top 69%)7836(Top 3546%)
10K6.21 mi3.10 mi19999+497766+787766+7820017(Top 75%)7711(Top 68%)7711(Top 3489%)
15K9.32 mi3.11 mi20090-917790-247790-2420287(Top 76%)7836(Top 69%)7836(Top 3546%)
20K12.43 mi3.11 mi20069+217758+327758+3220090(Top 75%)7719(Top 68%)7719(Top 3493%)
Half13.11 mi0.68 mi20024+457738+207738+2018985(Top 71%)7084(Top 62%)7084(Top 3205%)
25K15.53 mi2.42 mi20468-4447963-2257963-22521968(Top 83%)8818(Top 77%)8818(Top 3990%)
30K18.64 mi3.11 mi20290+1787893+707893+7019513(Top 73%)7480(Top 65%)7480(Top 3385%)
20M20.00 mi1.36 mi20122+1687815+787815+7818413(Top 69%)6981(Top 61%)6981(Top 3159%)
21M21.00 mi1.00 mi19970+1527734+817734+8117938(Top 67%)6727(Top 59%)6727(Top 3044%)
35K21.75 mi0.75 mi19903+677699+357699+3518034(Top 68%)6865(Top 60%)6865(Top 3106%)
23M23.00 mi1.25 mi19732+1717607+927607+9217010(Top 64%)6302(Top 55%)6302(Top 2852%)
24M24.00 mi1.00 mi19599+1337539+687539+6816443(Top 62%)6063(Top 53%)6063(Top 2743%)
40K24.85 mi0.85 mi19487+1127484+557484+5516110(Top 61%)5930(Top 52%)5930(Top 2683%)
25.2M25.20 mi0.35 mi19453+347466+187466+1816281(Top 61%)6048(Top 53%)6048(Top 2737%)
Finish26.22 mi1.02 mi19376+777421+457421+4516705(Top 63%)6218(Top 54%)6218(Top 2814%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 76%
×21story building
+97ft-345ft

Overall

20287

Females

7836

F65-69

7836

5K→10K

3.1 - 6.2 mi

Top 75%
×5story building
+79ft-138ft

Overall

20017

Females

7711

F65-69

7711

10K→15K

6.2 - 9.3 mi

Top 76%
×3story building
+67ft-78ft

Overall

20287

Females

7836

F65-69

7836

15K→20K

9.3 - 12.4 mi

Top 75%
×5story building
+106ft-86ft

Overall

20090

Females

7719

F65-69

7719

20K→Half

12.4 - 13.1 mi

Top 71%
×2story building
+19ft-37ft

Overall

18985

Females

7084

F65-69

7084

Half→25K

13.1 - 15.5 mi

Top 83%
×4story building
+66ft-88ft

Overall

21968

Females

8818

F65-69

8818

25K→30K

15.5 - 18.6 mi

Top 73%
×9story building
+181ft-148ft

Overall

19513

Females

7480

F65-69

7480

30K→20M

18.6 - 20.0 mi

Top 69%
×5story building
+64ft-50ft

Overall

18413

Females

6981

F65-69

6981

20M→21M

20.0 - 21.0 mi

Top 67%
×8story building
+106ft-24ft

Overall

17938

Females

6727

F65-69

6727

21M→35K

21.0 - 21.8 mi

Top 68%
×7story building
+17ft-86ft

Overall

18034

Females

6865

F65-69

6865

35K→23M

21.8 - 23.0 mi

Top 64%
×5story building
+23ft-63ft

Overall

17010

Females

6302

F65-69

6302

23M→24M

23.0 - 24.0 mi

Top 62%
×6story building
+12ft-82ft

Overall

16443

Females

6063

F65-69

6063

24M→40K

24.0 - 24.9 mi

Top 61%
×1story
+6ft-20ft

Overall

16110

Females

5930

F65-69

5930

40K→25.2M

24.9 - 25.2 mi

Top 61%
×1story
+13ft-16ft

Overall

16281

Females

6048

F65-69

6048

25.2M→Finish

25.2 - 26.2 mi

Top 63%
×2story building
+22ft-21ft

Overall

16705

Females

6218

F65-69

6218

Passing Analysis

Category:
Athletes Passed
1967
Passed By
1295
Net Change
+672
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#20048
5K → 10K330281+49#20048#19999
10K → 15K146237-91#19999#20090
15K → 20K177156+21#20090#20069
20K → Half5712+45#20069#20024
Half → 25K27471-444#20024#20468
25K → 30K24466+178#20468#20290
30K → 20M17911+168#20290#20122
20M → 21M16614+152#20122#19970
21M → 35K7710+67#19970#19903
35K → 23M18110+171#19903#19732
23M → 24M1374+133#19732#19599
24M → 40K1164+112#19599#19487
40K → 25.2M373+34#19487#19453
25.2M → Finish9316+77#19453#19376
TOTALS19671295+672
📊

Passing Visuals

Category:
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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