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BOSTON MARATHON 2023

Julie Richards

Bib: 20525•F

MI

0:00
0:00
/ mi
Masters
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Overall
#0 / 26622
Gender (Female)
#0 / 11423
Masters (Masters Women)
#0 / 6539
Division (F40-44)
#0 / 1878
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
9:05/mi
28:13
↑ 97↓ 3451.5%
10K· 6.21 mi
9:21/mi
57:16
↑ 79↓ 1380.4%
15K· 9.32 mi
9:29/mi
1:26:44
↑ 67↓ 78
20K· 12.43 mi
9:47/mi
1:57:09
↑ 106↓ 860.1%
Half· 13.11 mi
9:26/mi
2:03:35
↑ 19↓ 370.5%
25K· 15.53 mi
10:43/mi
2:29:35
↑ 66↓ 880.2%
30K· 18.64 mi
11:17/mi
3:04:37
↑ 181↓ 1480.2%
20M
10:20/mi
3:18:39
↑ 64↓ 500.2%
21M
12:49/mi
3:31:28
↑ 106↓ 241.6%
35K· 21.75 mi
11:30/mi
3:40:04
↑ 17↓ 861.7%
23M
10:11/mi
3:52:49
↑ 23↓ 630.6%
24M
11:30/mi
4:04:19
↓ 821.3%
40K· 24.85 mi
10:43/mi
4:13:29
↓ 200.3%
25.2M
11:04/mi
4:17:18
↑ 13↓ 160.2%
Finish· 26.22 mi
9:44/mi
4:27:13
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time2:03:35
Pace9:26 /mi
2nd Half
Distance13.11 mi
Time2:23:38
Pace10:57 /mi
📊Positive Split: 16.2% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:20:3528:139:0528:13
9:05
-
10K
6.21 mi11:49:3857:169:1329:03
9:21
+0:16
15K
9.32 mi12:19:061:26:449:1829:28
9:29
+0:08
20K
12.43 mi12:49:311:57:099:2630:25
9:47
+0:18
Half
13.11 mi12:55:572:03:359:266:26
9:26
-0:21
25K
15.53 mi13:21:572:29:359:3826:00
10:43
+1:17
30K
18.64 mi13:56:593:04:379:5435:02
11:17
+0:34
20M
20.00 mi14:11:013:18:399:5614:02
10:20
-0:57
21M
21.00 mi14:23:503:31:2810:0412:49
12:49
+2:29
35K
21.75 mi14:32:263:40:0410:078:36
11:30
-1:19
23M
23.00 mi14:45:113:52:4910:0712:45
10:11
-1:19
24M
24.00 mi14:56:414:04:1910:1111:30
11:30
+1:19
40K
24.85 mi15:05:514:13:2910:129:10
10:43
-0:47
25.2M
25.20 mi15:09:404:17:1810:133:49
11:04
+0:21
Finish
26.22 mi15:19:354:27:1310:129:55
9:44
-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

9:05 /mi

Average Pace

10:12 /mi

Slowest Pace

12:49 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:13:30

50% of race

Time at Steady Pace

1:01:57

23% of race

Time at Slower Pace

1:11:46

27% of race

Average Pace: 10:11 /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 mi11:20:3528:139:0528:13
9:05
#20811
10K
6.21 mi11:49:3857:169:1329:03
9:21
#21461
15K
9.32 mi12:19:061:26:449:1829:28
9:29
#21714
20K
12.43 mi12:49:311:57:099:2630:25
9:47
#21885
Half
13.11 mi12:55:572:03:359:266:26
9:26
#21880
25K
15.53 mi13:21:572:29:359:3826:00
10:43
#22292
30K
18.64 mi13:56:593:04:379:5435:02
11:17
#22566
20M
20.00 mi14:11:013:18:399:5614:02
10:20
#22475
21M
21.00 mi14:23:503:31:2810:0412:49
12:49
#22589
35K
21.75 mi14:32:263:40:0410:078:36
11:30
#22670
23M
23.00 mi14:45:113:52:4910:0712:45
10:11
#22530
24M
24.00 mi14:56:414:04:1910:1111:30
11:30
#22597
40K
24.85 mi15:05:514:13:2910:129:10
10:43
#22572
25.2M
25.20 mi15:09:404:17:1810:133:49
11:04
#22552
Finish
26.22 mi15:19:354:27:1310:129:55
9:44
#22493
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF40-44Seg. OverallSeg. FemalesSeg. F40-44
5K3.11 mi3.11 mi208118275827522223(Top 83%)8919(Top 78%)8919(Top 475%)
10K6.21 mi3.10 mi21461-6508564-2898564-28922079(Top 83%)8859(Top 78%)8859(Top 472%)
15K9.32 mi3.11 mi21714-2538683-1198683-11922223(Top 83%)8919(Top 78%)8919(Top 475%)
20K12.43 mi3.11 mi21885-1718768-858768-8522387(Top 84%)9016(Top 79%)9016(Top 480%)
Half13.11 mi0.68 mi21880+58762+68762+621944(Top 82%)8759(Top 77%)8759(Top 466%)
25K15.53 mi2.42 mi22292-4129000-2389000-23823549(Top 88%)9701(Top 85%)9701(Top 517%)
30K18.64 mi3.11 mi22566-2749170-1709170-17023537(Top 88%)9752(Top 85%)9752(Top 519%)
20M20.00 mi1.36 mi22475+919121+499121+4921353(Top 80%)8615(Top 75%)8615(Top 459%)
21M21.00 mi1.00 mi22589-1149189-689189-6823857(Top 90%)10011(Top 88%)10011(Top 533%)
35K21.75 mi0.75 mi22670-819243-549243-5424098(Top 91%)10177(Top 89%)10177(Top 542%)
23M23.00 mi1.25 mi22530+1409175+689175+6820538(Top 77%)8260(Top 72%)8260(Top 440%)
24M24.00 mi1.00 mi22597-679219-449219-4423869(Top 90%)10089(Top 88%)10089(Top 537%)
40K24.85 mi0.85 mi22572+259211+89211+821777(Top 82%)9035(Top 79%)9035(Top 481%)
25.2M25.20 mi0.35 mi22552+209205+69205+620650(Top 78%)8411(Top 74%)8411(Top 448%)
Finish26.22 mi1.02 mi22493+599181+249181+2420936(Top 79%)8528(Top 75%)8528(Top 454%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 83%
×21story building
+97ft-345ft

Overall

22223

Females

8919

F40-44

8919

5K→10K

3.1 - 6.2 mi

Top 83%
×5story building
+79ft-138ft

Overall

22079

Females

8859

F40-44

8859

10K→15K

6.2 - 9.3 mi

Top 83%
×3story building
+67ft-78ft

Overall

22223

Females

8919

F40-44

8919

15K→20K

9.3 - 12.4 mi

Top 84%
×5story building
+106ft-86ft

Overall

22387

Females

9016

F40-44

9016

20K→Half

12.4 - 13.1 mi

Top 82%
×2story building
+19ft-37ft

Overall

21944

Females

8759

F40-44

8759

Half→25K

13.1 - 15.5 mi

Top 88%
×4story building
+66ft-88ft

Overall

23549

Females

9701

F40-44

9701

25K→30K

15.5 - 18.6 mi

Top 88%
×9story building
+181ft-148ft

Overall

23537

Females

9752

F40-44

9752

30K→20M

18.6 - 20.0 mi

Top 80%
×5story building
+64ft-50ft

Overall

21353

Females

8615

F40-44

8615

20M→21M

20.0 - 21.0 mi

Top 90%
×8story building
+106ft-24ft

Overall

23857

Females

10011

F40-44

10011

21M→35K

21.0 - 21.8 mi

Top 91%
×7story building
+17ft-86ft

Overall

24098

Females

10177

F40-44

10177

35K→23M

21.8 - 23.0 mi

Top 77%
×5story building
+23ft-63ft

Overall

20538

Females

8260

F40-44

8260

23M→24M

23.0 - 24.0 mi

Top 90%
×6story building
+12ft-82ft

Overall

23869

Females

10089

F40-44

10089

24M→40K

24.0 - 24.9 mi

Top 82%
×1story
+6ft-20ft

Overall

21777

Females

9035

F40-44

9035

40K→25.2M

24.9 - 25.2 mi

Top 78%
×1story
+13ft-16ft

Overall

20650

Females

8411

F40-44

8411

25.2M→Finish

25.2 - 26.2 mi

Top 79%
×2story building
+22ft-21ft

Overall

20936

Females

8528

F40-44

8528

Passing Analysis

Category:
Athletes Passed
776
Passed By
2458
Net Change
-1682
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#20811
5K → 10K81731-650#20811#21461
10K → 15K83336-253#21461#21714
15K → 20K70241-171#21714#21885
20K → Half2520+5#21885#21880
Half → 25K23435-412#21880#22292
25K → 30K51325-274#22292#22566
30K → 20M10312+91#22566#22475
20M → 21M24138-114#22475#22589
21M → 35K19100-81#22589#22670
35K → 23M1488+140#22670#22530
23M → 24M1380-67#22530#22597
24M → 40K4015+25#22597#22572
40K → 25.2M266+20#22572#22552
25.2M → Finish7011+59#22552#22493
TOTALS7762458-1682
📊

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