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BOSTON MARATHON 2023

Courtney Porter

Bib: 27187•F

NH

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
10:15/mi
31:50
↑ 97↓ 3451.5%
10K· 6.21 mi
9:07/mi
1:00:09
↑ 79↓ 1380.4%
15K· 9.32 mi
9:45/mi
1:30:26
↑ 67↓ 78
20K· 12.43 mi
9:27/mi
1:59:49
↑ 106↓ 860.1%
Half· 13.11 mi
8:58/mi
2:05:56
↑ 19↓ 370.5%
25K· 15.53 mi
9:35/mi
2:29:10
↑ 66↓ 880.2%
30K· 18.64 mi
9:19/mi
2:58:08
↑ 181↓ 1480.2%
20M
9:17/mi
3:10:45
↑ 64↓ 500.2%
21M
13:07/mi
3:23:52
↑ 106↓ 241.6%
35K· 21.75 mi
8:56/mi
3:30:33
↑ 17↓ 861.7%
23M
10:19/mi
3:43:28
↑ 23↓ 630.6%
24M
9:59/mi
3:53:27
↓ 821.3%
40K· 24.85 mi
12:53/mi
4:04:28
↓ 200.3%
25.2M
13:20/mi
4:09:04
↑ 13↓ 160.2%
Finish· 26.22 mi
9:00/mi
4:18:14
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time2:05:56
Pace9:36 /mi
2nd Half
Distance13.11 mi
Time2:12:18
Pace10:06 /mi
📊Positive Split: 5.1% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:49:1031:5010:1531:50
10:15
-
10K
6.21 mi12:17:291:00:099:4128:19
9:07
-1:08
15K
9.32 mi12:47:461:30:269:4230:17
9:45
+0:38
20K
12.43 mi13:17:091:59:499:3829:23
9:27
-0:18
Half
13.11 mi13:23:162:05:569:366:07
8:58
-0:29
25K
15.53 mi13:46:302:29:109:3623:14
9:35
+0:37
30K
18.64 mi14:15:282:58:089:3328:58
9:19
-0:16
20M
20.00 mi14:28:053:10:459:3212:37
9:17
-0:02
21M
21.00 mi14:41:123:23:529:4213:07
13:07
+3:50
35K
21.75 mi14:47:533:30:339:416:41
8:56
-4:11
23M
23.00 mi15:00:483:43:289:4312:55
10:19
+1:23
24M
24.00 mi15:10:473:53:279:449:59
9:59
-0:20
40K
24.85 mi15:21:484:04:289:5011:01
12:53
+2:54
25.2M
25.20 mi15:26:244:09:049:534:36
13:20
+0:27
Finish
26.22 mi15:35:344:18:149:519:10
9:00
-4:20

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

8:56 /mi

Average Pace

9:51 /mi

Slowest Pace

13:20 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

0:00

0% of race

Time at Steady Pace

3:49:30

89% of race

Time at Slower Pace

28:44

11% of race

Average Pace: 9:51 /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 mi11:49:1031:5010:1531:50
10:15
#24082
10K
6.21 mi12:17:291:00:099:4128:19
9:07
#22837
15K
9.32 mi12:47:461:30:269:4230:17
9:45
#22889
20K
12.43 mi13:17:091:59:499:3829:23
9:27
#22522
Half
13.11 mi13:23:162:05:569:366:07
8:58
#22423
25K
15.53 mi13:46:302:29:109:3623:14
9:35
#22206
30K
18.64 mi14:15:282:58:089:3328:58
9:19
#21636
20M
20.00 mi14:28:053:10:459:3212:37
9:17
#21414
21M
21.00 mi14:41:123:23:529:4213:07
13:07
#21676
35K
21.75 mi14:47:533:30:339:416:41
8:56
#21546
23M
23.00 mi15:00:483:43:289:4312:55
10:19
#21501
24M
24.00 mi15:10:473:53:279:449:59
9:59
#21467
40K
24.85 mi15:21:484:04:289:5011:01
12:53
#21708
25.2M
25.20 mi15:26:244:09:049:534:36
13:20
#21762
Finish
26.22 mi15:35:344:18:149:519:10
9:00
#21659
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF40-44Seg. OverallSeg. FemalesSeg. F40-44
5K3.11 mi3.11 mi240829929992922925(Top 86%)9299(Top 81%)9299(Top 495%)
10K6.21 mi3.10 mi22837+12459267+6629267+66221339(Top 80%)8464(Top 74%)8464(Top 451%)
15K9.32 mi3.11 mi22889-529287-209287-2022925(Top 86%)9299(Top 81%)9299(Top 495%)
20K12.43 mi3.11 mi22522+3679104+1839104+18321429(Top 80%)8486(Top 74%)8486(Top 452%)
Half13.11 mi0.68 mi22423+999043+619043+6120354(Top 76%)7889(Top 69%)7889(Top 420%)
25K15.53 mi2.42 mi22206+2178942+1018942+10121104(Top 79%)8326(Top 73%)8326(Top 443%)
30K18.64 mi3.11 mi21636+5708631+3118631+31118734(Top 70%)7051(Top 62%)7051(Top 375%)
20M20.00 mi1.36 mi21414+2228520+1118520+11117984(Top 68%)6744(Top 59%)6744(Top 359%)
21M21.00 mi1.00 mi21676-2628674-1548674-15424221(Top 91%)10209(Top 89%)10209(Top 544%)
35K21.75 mi0.75 mi21546+1308612+628612+6217681(Top 66%)6667(Top 58%)6667(Top 355%)
23M23.00 mi1.25 mi21501+458601+118601+1120871(Top 78%)8449(Top 74%)8449(Top 450%)
24M24.00 mi1.00 mi21467+348595+68595+620758(Top 78%)8412(Top 74%)8412(Top 448%)
40K24.85 mi0.85 mi21708-2418742-1478742-14724842(Top 93%)10590(Top 93%)10590(Top 564%)
25.2M25.20 mi0.35 mi21762-548775-338775-3324369(Top 92%)10356(Top 91%)10356(Top 551%)
Finish26.22 mi1.02 mi21659+1038723+528723+5217990(Top 68%)6916(Top 61%)6916(Top 368%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 86%
×21story building
+97ft-345ft

Overall

22925

Females

9299

F40-44

9299

5K→10K

3.1 - 6.2 mi

Top 80%
×5story building
+79ft-138ft

Overall

21339

Females

8464

F40-44

8464

10K→15K

6.2 - 9.3 mi

Top 86%
×3story building
+67ft-78ft

Overall

22925

Females

9299

F40-44

9299

15K→20K

9.3 - 12.4 mi

Top 80%
×5story building
+106ft-86ft

Overall

21429

Females

8486

F40-44

8486

20K→Half

12.4 - 13.1 mi

Top 76%
×2story building
+19ft-37ft

Overall

20354

Females

7889

F40-44

7889

Half→25K

13.1 - 15.5 mi

Top 79%
×4story building
+66ft-88ft

Overall

21104

Females

8326

F40-44

8326

25K→30K

15.5 - 18.6 mi

Top 70%
×9story building
+181ft-148ft

Overall

18734

Females

7051

F40-44

7051

30K→20M

18.6 - 20.0 mi

Top 68%
×5story building
+64ft-50ft

Overall

17984

Females

6744

F40-44

6744

20M→21M

20.0 - 21.0 mi

Top 91%
×8story building
+106ft-24ft

Overall

24221

Females

10209

F40-44

10209

21M→35K

21.0 - 21.8 mi

Top 66%
×7story building
+17ft-86ft

Overall

17681

Females

6667

F40-44

6667

35K→23M

21.8 - 23.0 mi

Top 78%
×5story building
+23ft-63ft

Overall

20871

Females

8449

F40-44

8449

23M→24M

23.0 - 24.0 mi

Top 78%
×6story building
+12ft-82ft

Overall

20758

Females

8412

F40-44

8412

24M→40K

24.0 - 24.9 mi

Top 93%
×1story
+6ft-20ft

Overall

24842

Females

10590

F40-44

10590

40K→25.2M

24.9 - 25.2 mi

Top 92%
×1story
+13ft-16ft

Overall

24369

Females

10356

F40-44

10356

25.2M→Finish

25.2 - 26.2 mi

Top 68%
×2story building
+22ft-21ft

Overall

17990

Females

6916

F40-44

6916

Passing Analysis

Category:
Athletes Passed
3301
Passed By
878
Net Change
+2423
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#24082
5K → 10K12527+1245#24082#22837
10K → 15K129181-52#22837#22889
15K → 20K38922+367#22889#22522
20K → Half1001+99#22522#22423
Half → 25K23417+217#22423#22206
25K → 30K5722+570#22206#21636
30K → 20M2231+222#21636#21414
20M → 21M8270-262#21414#21676
21M → 35K1311+130#21676#21546
35K → 23M8237+45#21546#21501
23M → 24M6228+34#21501#21467
24M → 40K6247-241#21467#21708
40K → 25.2M862-54#21708#21762
25.2M → Finish1052+103#21762#21659
TOTALS3301878+2423
📊

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