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BOSTON MARATHON 2023

Carol Roarty

Bib: 21475•F

AZ

0:00
0:00
/ mi
Masters
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Overall
#0 / 26622
Gender (Female)
#0 / 11423
Masters (Masters Women)
#0 / 6539
Division (F50-54)
#0 / 1207
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
8:44/mi
27:07
↑ 97↓ 3451.5%
10K· 6.21 mi
8:39/mi
54:01
↑ 79↓ 1380.4%
15K· 9.32 mi
9:13/mi
1:22:38
↑ 67↓ 78
20K· 12.43 mi
9:29/mi
1:52:06
↑ 106↓ 860.1%
Half· 13.11 mi
9:30/mi
1:58:35
↑ 19↓ 370.5%
25K· 15.53 mi
10:03/mi
2:22:57
↑ 66↓ 880.2%
30K· 18.64 mi
10:46/mi
2:56:23
↑ 181↓ 1480.2%
20M
10:21/mi
3:10:27
↑ 64↓ 500.2%
21M
10:50/mi
3:21:17
↑ 106↓ 241.6%
35K· 21.75 mi
9:48/mi
3:28:37
↑ 17↓ 861.7%
23M
10:16/mi
3:41:28
↑ 23↓ 630.6%
24M
10:10/mi
3:51:38
↓ 821.3%
40K· 24.85 mi
10:06/mi
4:00:16
↓ 200.3%
25.2M
10:47/mi
4:03:59
↑ 13↓ 160.2%
Finish· 26.22 mi
9:46/mi
4:13:56
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:58:35
Pace9:03 /mi
2nd Half
Distance13.11 mi
Time2:15:21
Pace10:19 /mi
📊Positive Split: 14.1% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:20:0027:078:4427:07
8:44
-
10K
6.21 mi11:46:5454:018:4226:54
8:39
-0:05
15K
9.32 mi12:15:311:22:388:5228:37
9:13
+0:34
20K
12.43 mi12:44:591:52:069:0129:28
9:29
+0:16
Half
13.11 mi12:51:281:58:359:036:29
9:30
+0:01
25K
15.53 mi13:15:502:22:579:1224:22
10:03
+0:33
30K
18.64 mi13:49:162:56:239:2833:26
10:46
+0:43
20M
20.00 mi14:03:203:10:279:3114:04
10:21
-0:25
21M
21.00 mi14:14:103:21:179:3510:50
10:50
+0:29
35K
21.75 mi14:21:303:28:379:367:20
9:48
-1:02
23M
23.00 mi14:34:213:41:289:3812:51
10:16
+0:28
24M
24.00 mi14:44:313:51:389:3910:10
10:10
-0:06
40K
24.85 mi14:53:094:00:169:408:38
10:06
-0:04
25.2M
25.20 mi14:56:524:03:599:413:43
10:47
+0:41
Finish
26.22 mi15:06:494:13:569:429:57
9:46
-1:01

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

8:39 /mi

Average Pace

9:42 /mi

Slowest Pace

10:50 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:58:35

47% of race

Time at Steady Pace

1:27:22

34% of race

Time at Slower Pace

47:59

19% of race

Average Pace: 9:41 /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 mi11:20:0027:078:4427:07
8:44
#19077
10K
6.21 mi11:46:5454:018:4226:54
8:39
#19075
15K
9.32 mi12:15:311:22:388:5228:37
9:13
#19953
20K
12.43 mi12:44:591:52:069:0129:28
9:29
#20457
Half
13.11 mi12:51:281:58:359:036:29
9:30
#20563
25K
15.53 mi13:15:502:22:579:1224:22
10:03
#20945
30K
18.64 mi13:49:162:56:239:2833:26
10:46
#21361
20M
20.00 mi14:03:203:10:279:3114:04
10:21
#21353
21M
21.00 mi14:14:103:21:179:3510:50
10:50
#21299
35K
21.75 mi14:21:303:28:379:367:20
9:48
#21275
23M
23.00 mi14:34:213:41:289:3812:51
10:16
#21220
24M
24.00 mi14:44:313:51:389:3910:10
10:10
#21217
40K
24.85 mi14:53:094:00:169:408:38
10:06
#21164
25.2M
25.20 mi14:56:524:03:599:413:43
10:47
#21149
Finish
26.22 mi15:06:494:13:569:429:57
9:46
#21141
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF50-54Seg. OverallSeg. FemalesSeg. F50-54
5K3.11 mi3.11 mi190777251725121351(Top 80%)8426(Top 74%)8426(Top 698%)
10K6.21 mi3.10 mi19075+27201+507201+5019198(Top 72%)7203(Top 63%)7203(Top 597%)
15K9.32 mi3.11 mi19953-8787709-5087709-50821351(Top 80%)8426(Top 74%)8426(Top 698%)
20K12.43 mi3.11 mi20457-5047978-2697978-26921513(Top 81%)8528(Top 75%)8528(Top 707%)
Half13.11 mi0.68 mi20563-1068030-528030-5222120(Top 83%)8844(Top 77%)8844(Top 733%)
25K15.53 mi2.42 mi20945-3828229-1998229-19922323(Top 84%)9009(Top 79%)9009(Top 746%)
30K18.64 mi3.11 mi21361-4168484-2558484-25522720(Top 85%)9310(Top 82%)9310(Top 771%)
20M20.00 mi1.36 mi21353+88495-118495-1121409(Top 80%)8645(Top 76%)8645(Top 716%)
21M21.00 mi1.00 mi21299+548478+178478+1720472(Top 77%)8182(Top 72%)8182(Top 678%)
35K21.75 mi0.75 mi21275+248470+88470+820787(Top 78%)8387(Top 73%)8387(Top 695%)
23M23.00 mi1.25 mi21220+558458+128458+1220755(Top 78%)8377(Top 73%)8377(Top 694%)
24M24.00 mi1.00 mi21217+38461-38461-321246(Top 80%)8693(Top 76%)8693(Top 720%)
40K24.85 mi0.85 mi21164+538446+158446+1520249(Top 76%)8193(Top 72%)8193(Top 679%)
25.2M25.20 mi0.35 mi21149+158442+48442+419957(Top 75%)8046(Top 70%)8046(Top 667%)
Finish26.22 mi1.02 mi21141+88446-48446-421048(Top 79%)8589(Top 75%)8589(Top 712%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 80%
×21story building
+97ft-345ft

Overall

21351

Females

8426

F50-54

8426

5K→10K

3.1 - 6.2 mi

Top 72%
×5story building
+79ft-138ft

Overall

19198

Females

7203

F50-54

7203

10K→15K

6.2 - 9.3 mi

Top 80%
×3story building
+67ft-78ft

Overall

21351

Females

8426

F50-54

8426

15K→20K

9.3 - 12.4 mi

Top 81%
×5story building
+106ft-86ft

Overall

21513

Females

8528

F50-54

8528

20K→Half

12.4 - 13.1 mi

Top 83%
×2story building
+19ft-37ft

Overall

22120

Females

8844

F50-54

8844

Half→25K

13.1 - 15.5 mi

Top 84%
×4story building
+66ft-88ft

Overall

22323

Females

9009

F50-54

9009

25K→30K

15.5 - 18.6 mi

Top 85%
×9story building
+181ft-148ft

Overall

22720

Females

9310

F50-54

9310

30K→20M

18.6 - 20.0 mi

Top 80%
×5story building
+64ft-50ft

Overall

21409

Females

8645

F50-54

8645

20M→21M

20.0 - 21.0 mi

Top 77%
×8story building
+106ft-24ft

Overall

20472

Females

8182

F50-54

8182

21M→35K

21.0 - 21.8 mi

Top 78%
×7story building
+17ft-86ft

Overall

20787

Females

8387

F50-54

8387

35K→23M

21.8 - 23.0 mi

Top 78%
×5story building
+23ft-63ft

Overall

20755

Females

8377

F50-54

8377

23M→24M

23.0 - 24.0 mi

Top 80%
×6story building
+12ft-82ft

Overall

21246

Females

8693

F50-54

8693

24M→40K

24.0 - 24.9 mi

Top 76%
×1story
+6ft-20ft

Overall

20249

Females

8193

F50-54

8193

40K→25.2M

24.9 - 25.2 mi

Top 75%
×1story
+13ft-16ft

Overall

19957

Females

8046

F50-54

8046

25.2M→Finish

25.2 - 26.2 mi

Top 79%
×2story building
+22ft-21ft

Overall

21048

Females

8589

F50-54

8589

Passing Analysis

Category:
Athletes Passed
992
Passed By
3056
Net Change
-2064
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#19077
5K → 10K347345+2#19077#19075
10K → 15K21899-878#19075#19953
15K → 20K59563-504#19953#20457
20K → Half9115-106#20457#20563
Half → 25K22404-382#20563#20945
25K → 30K42458-416#20945#21361
30K → 20M8072+8#21361#21353
20M → 21M9036+54#21353#21299
21M → 35K4420+24#21299#21275
35K → 23M9136+55#21275#21220
23M → 24M4441+3#21220#21217
24M → 40K7320+53#21217#21164
40K → 25.2M249+15#21164#21149
25.2M → Finish4638+8#21149#21141
TOTALS9923056-2064
📊

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