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BOSTON MARATHON 2023

Angela Roberts-York

Bib: 27258•F

0:00
0:00
/ mi
Masters
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Overall
#0 / 26622
Gender (Female)
#0 / 11423
Masters (Masters Women)
#0 / 6539
Division (F45-49)
#0 / 1817
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
10:14/mi
31:48
↑ 97↓ 3451.5%
10K· 6.21 mi
10:28/mi
1:04:18
↑ 79↓ 1380.4%
15K· 9.32 mi
10:17/mi
1:36:16
↑ 67↓ 78
20K· 12.43 mi
10:33/mi
2:09:04
↑ 106↓ 860.1%
Half· 13.11 mi
10:27/mi
2:16:12
↑ 19↓ 370.5%
25K· 15.53 mi
10:55/mi
2:42:39
↑ 66↓ 880.2%
30K· 18.64 mi
11:42/mi
3:18:59
↑ 181↓ 1480.2%
20M
11:30/mi
3:34:36
↑ 64↓ 500.2%
21M
11:34/mi
3:46:10
↑ 106↓ 241.6%
35K· 21.75 mi
9:31/mi
3:53:17
↑ 17↓ 861.7%
23M
10:30/mi
4:06:26
↑ 23↓ 630.6%
24M
10:11/mi
4:16:37
↓ 821.3%
40K· 24.85 mi
10:28/mi
4:25:34
↓ 200.3%
25.2M
11:42/mi
4:29:36
↑ 13↓ 160.2%
Finish· 26.22 mi
10:09/mi
4:39:57
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time2:16:12
Pace10:23 /mi
2nd Half
Distance13.11 mi
Time2:23:45
Pace10:58 /mi
📊Positive Split: 5.5% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:49:0731:4810:1431:48
10:14
-
10K
6.21 mi12:21:371:04:1810:2132:30
10:28
+0:14
15K
9.32 mi12:53:351:36:1610:2031:58
10:17
-0:11
20K
12.43 mi13:26:232:09:0410:2332:48
10:33
+0:16
Half
13.11 mi13:33:312:16:1210:237:08
10:27
-0:06
25K
15.53 mi13:59:582:42:3910:2826:27
10:55
+0:28
30K
18.64 mi14:36:183:18:5910:4036:20
11:42
+0:47
20M
20.00 mi14:51:553:34:3610:4415:37
11:30
-0:12
21M
21.00 mi15:03:293:46:1010:4611:34
11:34
+0:04
35K
21.75 mi15:10:363:53:1710:447:07
9:31
-2:03
23M
23.00 mi15:23:454:06:2610:4313:09
10:30
+0:59
24M
24.00 mi15:33:564:16:3710:4210:11
10:11
-0:19
40K
24.85 mi15:42:534:25:3410:418:57
10:28
+0:17
25.2M
25.20 mi15:46:554:29:3610:424:02
11:42
+1:14
Finish
26.22 mi15:57:164:39:5710:4110:21
10:09
-1:33

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

9:31 /mi

Average Pace

10:41 /mi

Slowest Pace

11:42 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

7:07

3% of race

Time at Steady Pace

2:58:50

64% of race

Time at Slower Pace

1:34:00

34% of race

Average Pace: 10:41 /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 mi11:49:0731:4810:1431:48
10:14
#24037
10K
6.21 mi12:21:371:04:1810:2132:30
10:28
#24388
15K
9.32 mi12:53:351:36:1610:2031:58
10:17
#24285
20K
12.43 mi13:26:232:09:0410:2332:48
10:33
#24191
Half
13.11 mi13:33:312:16:1210:237:08
10:27
#24178
25K
15.53 mi13:59:582:42:3910:2826:27
10:55
#24112
30K
18.64 mi14:36:183:18:5910:4036:20
11:42
#24122
20M
20.00 mi14:51:553:34:3610:4415:37
11:30
#24084
21M
21.00 mi15:03:293:46:1010:4611:34
11:34
#23990
35K
21.75 mi15:10:363:53:1710:447:07
9:31
#23876
23M
23.00 mi15:23:454:06:2610:4313:09
10:30
#23756
24M
24.00 mi15:33:564:16:3710:4210:11
10:11
#23667
40K
24.85 mi15:42:534:25:3410:418:57
10:28
#23589
25.2M
25.20 mi15:46:554:29:3610:424:02
11:42
#23578
Finish
26.22 mi15:57:164:39:5710:4110:21
10:09
#23533
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF45-49Seg. OverallSeg. FemalesSeg. F45-49
5K3.11 mi3.11 mi240379910991024071(Top 90%)9929(Top 87%)9929(Top 546%)
10K6.21 mi3.10 mi24388-35110098-18810098-18824615(Top 92%)10231(Top 90%)10231(Top 563%)
15K9.32 mi3.11 mi24285+10310051+4710051+4724071(Top 90%)9929(Top 87%)9929(Top 546%)
20K12.43 mi3.11 mi24191+949997+549997+5423935(Top 90%)9864(Top 86%)9864(Top 543%)
Half13.11 mi0.68 mi24178+139994+39994+324138(Top 91%)9990(Top 87%)9990(Top 550%)
25K15.53 mi2.42 mi24112+669969+259969+2523830(Top 90%)9864(Top 86%)9864(Top 543%)
30K18.64 mi3.11 mi24122-109987-189987-1824122(Top 91%)10081(Top 88%)10081(Top 555%)
20M20.00 mi1.36 mi24084+389984+39984+323513(Top 88%)9794(Top 86%)9794(Top 539%)
21M21.00 mi1.00 mi23990+949937+479937+4722002(Top 83%)8992(Top 79%)8992(Top 495%)
35K21.75 mi0.75 mi23876+1149877+609877+6019927(Top 75%)7895(Top 69%)7895(Top 435%)
23M23.00 mi1.25 mi23756+1209819+589819+5821335(Top 80%)8705(Top 76%)8705(Top 479%)
24M24.00 mi1.00 mi23667+899780+399780+3921310(Top 80%)8735(Top 76%)8735(Top 481%)
40K24.85 mi0.85 mi23589+789737+439737+4321158(Top 79%)8705(Top 76%)8705(Top 479%)
25.2M25.20 mi0.35 mi23578+119737973721985(Top 83%)9128(Top 80%)9128(Top 502%)
Finish26.22 mi1.02 mi23533+459726+119726+1122197(Top 83%)9231(Top 81%)9231(Top 508%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 90%
×21story building
+97ft-345ft

Overall

24071

Females

9929

F45-49

9929

5K→10K

3.1 - 6.2 mi

Top 92%
×5story building
+79ft-138ft

Overall

24615

Females

10231

F45-49

10231

10K→15K

6.2 - 9.3 mi

Top 90%
×3story building
+67ft-78ft

Overall

24071

Females

9929

F45-49

9929

15K→20K

9.3 - 12.4 mi

Top 90%
×5story building
+106ft-86ft

Overall

23935

Females

9864

F45-49

9864

20K→Half

12.4 - 13.1 mi

Top 91%
×2story building
+19ft-37ft

Overall

24138

Females

9990

F45-49

9990

Half→25K

13.1 - 15.5 mi

Top 90%
×4story building
+66ft-88ft

Overall

23830

Females

9864

F45-49

9864

25K→30K

15.5 - 18.6 mi

Top 91%
×9story building
+181ft-148ft

Overall

24122

Females

10081

F45-49

10081

30K→20M

18.6 - 20.0 mi

Top 88%
×5story building
+64ft-50ft

Overall

23513

Females

9794

F45-49

9794

20M→21M

20.0 - 21.0 mi

Top 83%
×8story building
+106ft-24ft

Overall

22002

Females

8992

F45-49

8992

21M→35K

21.0 - 21.8 mi

Top 75%
×7story building
+17ft-86ft

Overall

19927

Females

7895

F45-49

7895

35K→23M

21.8 - 23.0 mi

Top 80%
×5story building
+23ft-63ft

Overall

21335

Females

8705

F45-49

8705

23M→24M

23.0 - 24.0 mi

Top 80%
×6story building
+12ft-82ft

Overall

21310

Females

8735

F45-49

8735

24M→40K

24.0 - 24.9 mi

Top 79%
×1story
+6ft-20ft

Overall

21158

Females

8705

F45-49

8705

40K→25.2M

24.9 - 25.2 mi

Top 83%
×1story
+13ft-16ft

Overall

21985

Females

9128

F45-49

9128

25.2M→Finish

25.2 - 26.2 mi

Top 83%
×2story building
+22ft-21ft

Overall

22197

Females

9231

F45-49

9231

Passing Analysis

Category:
Athletes Passed
1323
Passed By
819
Net Change
+504
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#24037
5K → 10K70421-351#24037#24388
10K → 15K18481+103#24388#24285
15K → 20K15258+94#24285#24191
20K → Half2714+13#24191#24178
Half → 25K12660+66#24178#24112
25K → 30K102112-10#24112#24122
30K → 20M7234+38#24122#24084
20M → 21M995+94#24084#23990
21M → 35K1140+114#23990#23876
35K → 23M1277+120#23876#23756
23M → 24M934+89#23756#23667
24M → 40K835+78#23667#23589
40K → 25.2M176+11#23589#23578
25.2M → Finish5712+45#23578#23533
TOTALS1323819+504
📊

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