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BOSTON MARATHON 2023

Monica Clayton

Bib: 23119•F

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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
Race Day Weather
49°/39°F
light intensity drizzle

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
28:19
Rank: #20924
Start → 5K
28:19 | 9:07/mi
10K· 6.21 mi
57:07
Rank: #21373 (-449)
5K → 10K
28:48 | 9:16/mi
15K· 9.32 mi
1:29:05
Rank: #22486 (-1113)
10K → 15K
31:58 | 10:17/mi
20K· 12.43 mi
2:00:16
Rank: #22629 (-143)
15K → 20K
31:11 | 10:02/mi
Half· 13.11 mi
2:06:57
Rank: #22640 (-11)
20K → Half
6:41 | 9:48/mi
25K· 15.53 mi
2:31:47
Rank: #22648 (-8)
Half → 25K
24:50 | 10:15/mi
30K· 18.64 mi
3:03:48
Rank: #22469 (+179)
25K → 30K
32:01 | 10:18/mi
20M
3:17:57
Rank: #22397 (+72)
30K → 20M
14:09 | 10:25/mi
21M
3:29:18
Rank: #22346 (+51)
20M → 21M
11:21 | 11:21/mi
35K· 21.75 mi
3:36:53
Rank: #22305 (+41)
21M → 35K
7:35 | 10:08/mi
23M
3:50:32
Rank: #22308 (-3)
35K → 23M
13:39 | 10:54/mi
24M
4:00:59
Rank: #22290 (+18)
23M → 24M
10:27 | 10:27/mi
40K· 24.85 mi
4:10:09
Rank: #22271 (+19)
24M → 40K
9:10 | 10:43/mi
25.2M
4:14:30
Rank: #22288 (-17)
40K → 25.2M
4:21 | 12:37/mi
Finish· 26.22 mi
4:25:39
Rank: #22362 (-74)
25.2M → Finish
11:09 | 10:56/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time2:06:57
Pace9:41 /mi
2nd Half
Distance13.11 mi
Time2:18:42
Pace10:35 /mi
📊Positive Split: 9.3% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:24:3128:199:0728:19
9:07
-
10K
6.21 mi11:53:1957:079:1228:48
9:16
+0:09
15K
9.32 mi12:25:171:29:059:3331:58
10:17
+1:01
20K
12.43 mi12:56:282:00:169:4131:11
10:02
-0:15
Half
13.11 mi13:03:092:06:579:416:41
9:48
-0:14
25K
15.53 mi13:27:592:31:479:4624:50
10:15
+0:27
30K
18.64 mi14:00:003:03:489:5232:01
10:18
+0:03
20M
20.00 mi14:14:093:17:579:5414:09
10:25
+0:07
21M
21.00 mi14:25:303:29:189:5811:21
11:21
+0:56
35K
21.75 mi14:33:053:36:539:587:35
10:08
-1:13
23M
23.00 mi14:46:443:50:3210:0113:39
10:54
+0:46
24M
24.00 mi14:57:114:00:5910:0210:27
10:27
-0:27
40K
24.85 mi15:06:214:10:0910:049:10
10:43
+0:16
25.2M
25.20 mi15:10:424:14:3010:064:21
12:37
+1:54
Finish
26.22 mi15:21:514:25:3910:0811:09
10:56
-1:41

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

9:07 /mi

Average Pace

10:08 /mi

Slowest Pace

12:37 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:03:48

24% of race

Time at Steady Pace

2:32:11

57% of race

Time at Slower Pace

49:40

19% of race

Average Pace: 10:08 /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 mi11:24:3128:199:0728:19
9:07
#20924
10K
6.21 mi11:53:1957:079:1228:48
9:16
#21373
15K
9.32 mi12:25:171:29:059:3331:58
10:17
#22486
20K
12.43 mi12:56:282:00:169:4131:11
10:02
#22629
Half
13.11 mi13:03:092:06:579:416:41
9:48
#22640
25K
15.53 mi13:27:592:31:479:4624:50
10:15
#22648
30K
18.64 mi14:00:003:03:489:5232:01
10:18
#22469
20M
20.00 mi14:14:093:17:579:5414:09
10:25
#22397
21M
21.00 mi14:25:303:29:189:5811:21
11:21
#22346
35K
21.75 mi14:33:053:36:539:587:35
10:08
#22305
23M
23.00 mi14:46:443:50:3210:0113:39
10:54
#22308
24M
24.00 mi14:57:114:00:5910:0210:27
10:27
#22290
40K
24.85 mi15:06:214:10:0910:049:10
10:43
#22271
25.2M
25.20 mi15:10:424:14:3010:064:21
12:37
#22288
Finish
26.22 mi15:21:514:25:3910:0811:09
10:56
#22362
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF55-59Seg. OverallSeg. FemalesSeg. F55-59
5K3.11 mi3.11 mi209248333833324069(Top 90%)9927(Top 87%)9927(Top 1218%)
10K6.21 mi3.10 mi21373-4498516-1838516-18321838(Top 82%)8735(Top 76%)8735(Top 1072%)
15K9.32 mi3.11 mi22486-11139085-5699085-56924069(Top 90%)9927(Top 87%)9927(Top 1218%)
20K12.43 mi3.11 mi22629-1439149-649149-6422997(Top 86%)9351(Top 82%)9351(Top 1147%)
Half13.11 mi0.68 mi22640-119159-109159-1022871(Top 86%)9281(Top 81%)9281(Top 1139%)
25K15.53 mi2.42 mi22648-89176-179176-1722720(Top 85%)9228(Top 81%)9228(Top 1132%)
30K18.64 mi3.11 mi22469+1799104+729104+7221792(Top 82%)8789(Top 77%)8789(Top 1078%)
20M20.00 mi1.36 mi22397+729071+339071+3321549(Top 81%)8727(Top 76%)8727(Top 1071%)
21M21.00 mi1.00 mi22346+519053+189053+1821608(Top 81%)8787(Top 77%)8787(Top 1078%)
35K21.75 mi0.75 mi22305+419040+139040+1321650(Top 81%)8856(Top 78%)8856(Top 1087%)
23M23.00 mi1.25 mi22308-39047-79047-722161(Top 83%)9147(Top 80%)9147(Top 1122%)
24M24.00 mi1.00 mi22290+189037+109037+1021933(Top 82%)9069(Top 79%)9069(Top 1113%)
40K24.85 mi0.85 mi22271+199038-19038-121775(Top 82%)9033(Top 79%)9033(Top 1108%)
25.2M25.20 mi0.35 mi22288-179049-119049-1123467(Top 88%)9907(Top 87%)9907(Top 1216%)
Finish26.22 mi1.02 mi22362-749103-549103-5423860(Top 90%)10085(Top 88%)10085(Top 1237%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 90%
×21stories
+97ft-345ft

Overall

24069

Females

9927

F55-59

9927

5K→10K

3.1 - 6.2 mi

Top 82%
×5stories
+79ft-138ft

Overall

21838

Females

8735

F55-59

8735

10K→15K

6.2 - 9.3 mi

Top 90%
×3stories
+67ft-78ft

Overall

24069

Females

9927

F55-59

9927

15K→20K

9.3 - 12.4 mi

Top 86%
×5stories
+106ft-86ft

Overall

22997

Females

9351

F55-59

9351

20K→Half

12.4 - 13.1 mi

Top 86%
×2stories
+19ft-37ft

Overall

22871

Females

9281

F55-59

9281

Half→25K

13.1 - 15.5 mi

Top 85%
×4stories
+66ft-88ft

Overall

22720

Females

9228

F55-59

9228

25K→30K

15.5 - 18.6 mi

Top 82%
×9stories
+181ft-148ft

Overall

21792

Females

8789

F55-59

8789

30K→20M

18.6 - 20.0 mi

Top 81%
×5stories
+64ft-50ft

Overall

21549

Females

8727

F55-59

8727

20M→21M

20.0 - 21.0 mi

Top 81%
×8stories
+106ft-24ft

Overall

21608

Females

8787

F55-59

8787

21M→35K

21.0 - 21.8 mi

Top 81%
×7stories
+17ft-86ft

Overall

21650

Females

8856

F55-59

8856

35K→23M

21.8 - 23.0 mi

Top 83%
×5stories
+23ft-63ft

Overall

22161

Females

9147

F55-59

9147

23M→24M

23.0 - 24.0 mi

Top 82%
×6stories
+12ft-82ft

Overall

21933

Females

9069

F55-59

9069

24M→40K

24.0 - 24.9 mi

Top 82%
×1story
+6ft-20ft

Overall

21775

Females

9033

F55-59

9033

40K→25.2M

24.9 - 25.2 mi

Top 88%
×1story
+13ft-16ft

Overall

23467

Females

9907

F55-59

9907

25.2M→Finish

25.2 - 26.2 mi

Top 90%
×2stories
+22ft-21ft

Overall

23860

Females

10085

F55-59

10085

Passing Analysis

Category:
Athletes Passed
935
Passed By
2373
Net Change
-1438
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#20924
5K → 10K117566-449#20924#21373
10K → 15K101123-1113#21373#22486
15K → 20K87230-143#22486#22629
20K → Half1728-11#22629#22640
Half → 25K95103-8#22640#22648
25K → 30K21334+179#22648#22469
30K → 20M10028+72#22469#22397
20M → 21M7423+51#22397#22346
21M → 35K5413+41#22346#22305
35K → 23M5659-3#22305#22308
23M → 24M4325+18#22308#22290
24M → 40K5132+19#22290#22271
40K → 25.2M926-17#22271#22288
25.2M → Finish983-74#22288#22362
TOTALS9352373-1438
📊

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