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BOSTON MARATHON 2023

Carla Worrall

Bib: 21688•F

ON

0:00
0:00
/ mi
Masters
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Overall
#0 / 26622
Gender (Female)
#0 / 11423
Masters (Masters Women)
#0 / 6539
Top 42%
Division (F50-54)
#0 / 1207
Top 35%
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
8:23/mi
26:04
↑ 97↓ 3451.5%
10K· 6.21 mi
8:09/mi
51:22
↑ 79↓ 1380.4%
15K· 9.32 mi
8:03/mi
1:16:23
↑ 67↓ 78
20K· 12.43 mi
8:14/mi
1:41:58
↑ 106↓ 860.1%
Half· 13.11 mi
8:08/mi
1:47:31
↑ 19↓ 370.5%
25K· 15.53 mi
8:42/mi
2:08:37
↑ 66↓ 880.2%
30K· 18.64 mi
9:06/mi
2:36:52
↑ 181↓ 1480.2%
20M
8:52/mi
2:48:55
↑ 64↓ 500.2%
21M
9:35/mi
2:58:30
↑ 106↓ 241.6%
35K· 21.75 mi
8:56/mi
3:05:11
↑ 17↓ 861.7%
23M
9:29/mi
3:17:04
↑ 23↓ 630.6%
24M
9:16/mi
3:26:20
↓ 821.3%
40K· 24.85 mi
9:35/mi
3:34:32
↓ 200.3%
25.2M
10:26/mi
3:38:08
↑ 13↓ 160.2%
Finish· 26.22 mi
9:08/mi
3:47:26
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:47:31
Pace8:12 /mi
2nd Half
Distance13.11 mi
Time1:59:55
Pace9:09 /mi
📊Positive Split: 11.5% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:21:1226:048:2326:04
8:23
-
10K
6.21 mi11:46:3051:228:1625:18
8:09
-0:14
15K
9.32 mi12:11:311:16:238:1225:01
8:03
-0:06
20K
12.43 mi12:37:061:41:588:1225:35
8:14
+0:11
Half
13.11 mi12:42:391:47:318:125:33
8:08
-0:06
25K
15.53 mi13:03:452:08:378:1721:06
8:42
+0:34
30K
18.64 mi13:32:002:36:528:2528:15
9:06
+0:24
20M
20.00 mi13:44:032:48:558:2712:03
8:52
-0:14
21M
21.00 mi13:53:382:58:308:309:35
9:35
+0:43
35K
21.75 mi14:00:193:05:118:316:41
8:56
-0:39
23M
23.00 mi14:12:123:17:048:3411:53
9:29
+0:33
24M
24.00 mi14:21:283:26:208:369:16
9:16
-0:13
40K
24.85 mi14:29:403:34:328:388:12
9:35
+0:19
25.2M
25.20 mi14:33:163:38:088:393:36
10:26
+0:51
Finish
26.22 mi14:42:343:47:268:419:18
9:08
-1:18

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

8:03 /mi

Average Pace

8:41 /mi

Slowest Pace

10:26 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:47:31

47% of race

Time at Steady Pace

1:17:23

34% of race

Time at Slower Pace

42:32

19% of race

Average Pace: 8:40 /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 mi11:21:1226:048:2326:04
8:23
#16816
10K
6.21 mi11:46:3051:228:1625:18
8:09
#16283
15K
9.32 mi12:11:311:16:238:1225:01
8:03
#15798
20K
12.43 mi12:37:061:41:588:1225:35
8:14
#15615
Half
13.11 mi12:42:391:47:318:125:33
8:08
#15606
25K
15.53 mi13:03:452:08:378:1721:06
8:42
#15899
30K
18.64 mi13:32:002:36:528:2528:15
9:06
#16246
20M
20.00 mi13:44:032:48:558:2712:03
8:52
#16188
21M
21.00 mi13:53:382:58:308:309:35
9:35
#16198
35K
21.75 mi14:00:193:05:118:316:41
8:56
#16248
23M
23.00 mi14:12:123:17:048:3411:53
9:29
#16375
24M
24.00 mi14:21:283:26:208:369:16
9:16
#16497
40K
24.85 mi14:29:403:34:328:388:12
9:35
#16592
25.2M
25.20 mi14:33:163:38:088:393:36
10:26
#16638
Finish
26.22 mi14:42:343:47:268:419:18
9:08
#16732
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF50-54Seg. OverallSeg. FemalesSeg. F50-54
5K3.11 mi3.11 mi168165806580614840(Top 56%)4597(Top 40%)4597(Top 381%)
10K6.21 mi3.10 mi16283+5335447+3595447+35915864(Top 60%)5187(Top 45%)5187(Top 430%)
15K9.32 mi3.11 mi15798+4855155+2925155+29214840(Top 56%)4597(Top 40%)4597(Top 381%)
20K12.43 mi3.11 mi15615+1835068+875068+8715191(Top 57%)4832(Top 42%)4832(Top 400%)
Half13.11 mi0.68 mi15606+95064+45064+415417(Top 58%)4951(Top 43%)4951(Top 410%)
25K15.53 mi2.42 mi15899-2935276-2125276-21217392(Top 65%)6218(Top 54%)6218(Top 515%)
30K18.64 mi3.11 mi16246-3475534-2585534-25817655(Top 66%)6442(Top 56%)6442(Top 534%)
20M20.00 mi1.36 mi16188+585511+235511+2315844(Top 60%)5480(Top 48%)5480(Top 454%)
21M21.00 mi1.00 mi16198-105539-285539-2816367(Top 61%)5833(Top 51%)5833(Top 483%)
35K21.75 mi0.75 mi16248-505575-365575-3617636(Top 66%)6622(Top 58%)6622(Top 549%)
23M23.00 mi1.25 mi16375-1275659-845659-8418310(Top 69%)7016(Top 61%)7016(Top 581%)
24M24.00 mi1.00 mi16497-1225745-865745-8618340(Top 69%)7073(Top 62%)7073(Top 586%)
40K24.85 mi0.85 mi16592-955824-795824-7918654(Top 70%)7295(Top 64%)7295(Top 604%)
25.2M25.20 mi0.35 mi16638-465856-325856-3218914(Top 71%)7455(Top 65%)7455(Top 618%)
Finish26.22 mi1.02 mi16732-945921-655921-6518579(Top 70%)7209(Top 63%)7209(Top 597%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 56%
×21story building
+97ft-345ft

Overall

14840

Females

4597

F50-54

4597

5K→10K

3.1 - 6.2 mi

Top 60%
×5story building
+79ft-138ft

Overall

15864

Females

5187

F50-54

5187

10K→15K

6.2 - 9.3 mi

Top 56%
×3story building
+67ft-78ft

Overall

14840

Females

4597

F50-54

4597

15K→20K

9.3 - 12.4 mi

Top 57%
×5story building
+106ft-86ft

Overall

15191

Females

4832

F50-54

4832

20K→Half

12.4 - 13.1 mi

Top 58%
×2story building
+19ft-37ft

Overall

15417

Females

4951

F50-54

4951

Half→25K

13.1 - 15.5 mi

Top 65%
×4story building
+66ft-88ft

Overall

17392

Females

6218

F50-54

6218

25K→30K

15.5 - 18.6 mi

Top 66%
×9story building
+181ft-148ft

Overall

17655

Females

6442

F50-54

6442

30K→20M

18.6 - 20.0 mi

Top 60%
×5story building
+64ft-50ft

Overall

15844

Females

5480

F50-54

5480

20M→21M

20.0 - 21.0 mi

Top 61%
×8story building
+106ft-24ft

Overall

16367

Females

5833

F50-54

5833

21M→35K

21.0 - 21.8 mi

Top 66%
×7story building
+17ft-86ft

Overall

17636

Females

6622

F50-54

6622

35K→23M

21.8 - 23.0 mi

Top 69%
×5story building
+23ft-63ft

Overall

18310

Females

7016

F50-54

7016

23M→24M

23.0 - 24.0 mi

Top 69%
×6story building
+12ft-82ft

Overall

18340

Females

7073

F50-54

7073

24M→40K

24.0 - 24.9 mi

Top 70%
×1story
+6ft-20ft

Overall

18654

Females

7295

F50-54

7295

40K→25.2M

24.9 - 25.2 mi

Top 71%
×1story
+13ft-16ft

Overall

18914

Females

7455

F50-54

7455

25.2M→Finish

25.2 - 26.2 mi

Top 70%
×2story building
+22ft-21ft

Overall

18579

Females

7209

F50-54

7209

Passing Analysis

Category:
Athletes Passed
2034
Passed By
1950
Net Change
+84
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#16816
5K → 10K652119+533#16816#16283
10K → 15K53146+485#16283#15798
15K → 20K26885+183#15798#15615
20K → Half3627+9#15615#15606
Half → 25K72365-293#15606#15899
25K → 30K95442-347#15899#16246
30K → 20M10446+58#16246#16188
20M → 21M7989-10#16188#16198
21M → 35K3282-50#16198#16248
35K → 23M44171-127#16248#16375
23M → 24M29151-122#16375#16497
24M → 40K40135-95#16497#16592
40K → 25.2M1864-46#16592#16638
25.2M → Finish34128-94#16638#16732
TOTALS20341950+84
📊

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