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BOSTON MARATHON 2023

Susan Paterson

Bib: 21329•F

BC

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

Start
0:00:00
Race begins
5K· 3.11 mi
29:51
Rank: #22402
Start → 5K
29:51 | 9:36/mi
10K· 6.21 mi
1:01:38
Rank: #23431 (-1029)
5K → 10K
31:47 | 10:14/mi
15K· 9.32 mi
1:31:49
Rank: #23257 (+174)
10K → 15K
30:11 | 9:43/mi
20K· 12.43 mi
2:02:18
Rank: #23037 (+220)
15K → 20K
30:29 | 9:49/mi
Half· 13.11 mi
2:08:54
Rank: #23014 (+23)
20K → Half
6:36 | 9:40/mi
25K· 15.53 mi
2:33:18
Rank: #22893 (+121)
Half → 25K
24:24 | 10:04/mi
30K· 18.64 mi
3:05:26
Rank: #22690 (+203)
25K → 30K
32:08 | 10:21/mi
20M
3:19:21
Rank: #22560 (+130)
30K → 20M
13:55 | 10:14/mi
21M
3:30:28
Rank: #22482 (+78)
20M → 21M
11:07 | 11:07/mi
35K· 21.75 mi
3:38:03
Rank: #22435 (+47)
21M → 35K
7:35 | 10:08/mi
23M
3:51:10
Rank: #22365 (+70)
35K → 23M
13:07 | 10:29/mi
24M
4:01:33
Rank: #22357 (+8)
23M → 24M
10:23 | 10:23/mi
40K· 24.85 mi
4:10:39
Rank: #22313 (+44)
24M → 40K
9:06 | 10:39/mi
25.2M
4:14:33
Rank: #22296 (+17)
40K → 25.2M
3:54 | 11:19/mi
Finish· 26.22 mi
4:24:51
Rank: #22292 (+4)
25.2M → Finish
10:18 | 10:06/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time2:08:54
Pace9:50 /mi
2nd Half
Distance13.11 mi
Time2:15:57
Pace10:22 /mi
📊Positive Split: 5.5% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:24:0529:519:3629:51
9:36
-
10K
6.21 mi11:55:521:01:389:5531:47
10:14
+0:38
15K
9.32 mi12:26:031:31:499:5130:11
9:43
-0:31
20K
12.43 mi12:56:322:02:189:5030:29
9:49
+0:06
Half
13.11 mi13:03:082:08:549:506:36
9:40
-0:09
25K
15.53 mi13:27:322:33:189:5224:24
10:04
+0:24
30K
18.64 mi13:59:403:05:269:5732:08
10:21
+0:17
20M
20.00 mi14:13:353:19:219:5813:55
10:14
-0:07
21M
21.00 mi14:24:423:30:2810:0111:07
11:07
+0:53
35K
21.75 mi14:32:173:38:0310:027:35
10:08
-0:59
23M
23.00 mi14:45:243:51:1010:0313:07
10:29
+0:21
24M
24.00 mi14:55:474:01:3310:0410:23
10:23
-0:06
40K
24.85 mi15:04:534:10:3910:059:06
10:39
+0:16
25.2M
25.20 mi15:08:474:14:3310:063:54
11:19
+0:40
Finish
26.22 mi15:19:054:24:5110:0710:18
10:06
-1:13

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

9:36 /mi

Average Pace

10:07 /mi

Slowest Pace

11:19 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

4:00:44

91% of race

Time at Steady Pace

24:07

9% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 10:06 /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 mi11:24:0529:519:3629:51
9:36
#22402
10K
6.21 mi11:55:521:01:389:5531:47
10:14
#23431
15K
9.32 mi12:26:031:31:499:5130:11
9:43
#23257
20K
12.43 mi12:56:322:02:189:5030:29
9:49
#23037
Half
13.11 mi13:03:082:08:549:506:36
9:40
#23014
25K
15.53 mi13:27:322:33:189:5224:24
10:04
#22893
30K
18.64 mi13:59:403:05:269:5732:08
10:21
#22690
20M
20.00 mi14:13:353:19:219:5813:55
10:14
#22560
21M
21.00 mi14:24:423:30:2810:0111:07
11:07
#22482
35K
21.75 mi14:32:173:38:0310:027:35
10:08
#22435
23M
23.00 mi14:45:243:51:1010:0313:07
10:29
#22365
24M
24.00 mi14:55:474:01:3310:0410:23
10:23
#22357
40K
24.85 mi15:04:534:10:3910:059:06
10:39
#22313
25.2M
25.20 mi15:08:474:14:3310:063:54
11:19
#22296
Finish
26.22 mi15:19:054:24:5110:0710:18
10:06
#22292
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF50-54Seg. OverallSeg. FemalesSeg. F50-54
5K3.11 mi3.11 mi224029075907522850(Top 86%)9257(Top 81%)9257(Top 767%)
10K6.21 mi3.10 mi23431-10299589-5149589-51424189(Top 91%)9987(Top 87%)9987(Top 827%)
15K9.32 mi3.11 mi23257+1749490+999490+9922850(Top 86%)9257(Top 81%)9257(Top 767%)
20K12.43 mi3.11 mi23037+2209367+1239367+12322440(Top 84%)9047(Top 79%)9047(Top 750%)
Half13.11 mi0.68 mi23014+239354+139354+1322603(Top 85%)9134(Top 80%)9134(Top 757%)
25K15.53 mi2.42 mi22893+1219304+509304+5022364(Top 84%)9041(Top 79%)9041(Top 749%)
30K18.64 mi3.11 mi22690+2039228+769228+7621878(Top 82%)8836(Top 77%)8836(Top 732%)
20M20.00 mi1.36 mi22560+1309169+599169+5921132(Top 79%)8490(Top 74%)8490(Top 703%)
21M21.00 mi1.00 mi22482+789134+359134+3521077(Top 79%)8505(Top 74%)8505(Top 705%)
35K21.75 mi0.75 mi22435+479108+269108+2621648(Top 81%)8854(Top 78%)8854(Top 734%)
23M23.00 mi1.25 mi22365+709077+319077+3121276(Top 80%)8670(Top 76%)8670(Top 718%)
24M24.00 mi1.00 mi22357+89078-19078-121766(Top 82%)8987(Top 79%)8987(Top 745%)
40K24.85 mi0.85 mi22313+449059+199059+1921581(Top 81%)8932(Top 78%)8932(Top 740%)
25.2M25.20 mi0.35 mi22296+179054+59054+521171(Top 80%)8693(Top 76%)8693(Top 720%)
Finish26.22 mi1.02 mi22292+49063-99063-922065(Top 83%)9149(Top 80%)9149(Top 758%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 86%
×21stories
+97ft-345ft

Overall

22850

Females

9257

F50-54

9257

5K→10K

3.1 - 6.2 mi

Top 91%
×5stories
+79ft-138ft

Overall

24189

Females

9987

F50-54

9987

10K→15K

6.2 - 9.3 mi

Top 86%
×3stories
+67ft-78ft

Overall

22850

Females

9257

F50-54

9257

15K→20K

9.3 - 12.4 mi

Top 84%
×5stories
+106ft-86ft

Overall

22440

Females

9047

F50-54

9047

20K→Half

12.4 - 13.1 mi

Top 85%
×2stories
+19ft-37ft

Overall

22603

Females

9134

F50-54

9134

Half→25K

13.1 - 15.5 mi

Top 84%
×4stories
+66ft-88ft

Overall

22364

Females

9041

F50-54

9041

25K→30K

15.5 - 18.6 mi

Top 82%
×9stories
+181ft-148ft

Overall

21878

Females

8836

F50-54

8836

30K→20M

18.6 - 20.0 mi

Top 79%
×5stories
+64ft-50ft

Overall

21132

Females

8490

F50-54

8490

20M→21M

20.0 - 21.0 mi

Top 79%
×8stories
+106ft-24ft

Overall

21077

Females

8505

F50-54

8505

21M→35K

21.0 - 21.8 mi

Top 81%
×7stories
+17ft-86ft

Overall

21648

Females

8854

F50-54

8854

35K→23M

21.8 - 23.0 mi

Top 80%
×5stories
+23ft-63ft

Overall

21276

Females

8670

F50-54

8670

23M→24M

23.0 - 24.0 mi

Top 82%
×6stories
+12ft-82ft

Overall

21766

Females

8987

F50-54

8987

24M→40K

24.0 - 24.9 mi

Top 81%
×1story
+6ft-20ft

Overall

21581

Females

8932

F50-54

8932

40K→25.2M

24.9 - 25.2 mi

Top 80%
×1story
+13ft-16ft

Overall

21171

Females

8693

F50-54

8693

25.2M→Finish

25.2 - 26.2 mi

Top 83%
×2stories
+22ft-21ft

Overall

22065

Females

9149

F50-54

9149

Passing Analysis

Category:
Athletes Passed
1460
Passed By
1350
Net Change
+110
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#22402
5K → 10K181047-1029#22402#23431
10K → 15K22854+174#23431#23257
15K → 20K25232+220#23257#23037
20K → Half3613+23#23037#23014
Half → 25K14827+121#23014#22893
25K → 30K24037+203#22893#22690
30K → 20M1366+130#22690#22560
20M → 21M10022+78#22560#22482
21M → 35K5912+47#22482#22435
35K → 23M9222+70#22435#22365
23M → 24M3830+8#22365#22357
24M → 40K6016+44#22357#22313
40K → 25.2M269+17#22313#22296
25.2M → Finish2723+4#22296#22292
TOTALS14601350+110
📊

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