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BOSTON MARATHON 2023

Jessica Porter

Bib: 22542•F

NS

0:00
0:00
/ mi
Masters
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Overall
#0 / 26622
Gender (Female)
#0 / 11423
Masters (Masters Women)
#0 / 6539
Top 41%
Division (F45-49)
#0 / 1817
Top 49%
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
8:24/mi
26:06
↑ 97↓ 3451.5%
10K· 6.21 mi
8:09/mi
51:24
↑ 79↓ 1380.4%
15K· 9.32 mi
8:09/mi
1:16:44
↑ 67↓ 78
20K· 12.43 mi
8:15/mi
1:42:21
↑ 106↓ 860.1%
Half· 13.11 mi
8:04/mi
1:47:51
↑ 19↓ 370.5%
25K· 15.53 mi
8:29/mi
2:08:24
↑ 66↓ 880.2%
30K· 18.64 mi
9:00/mi
2:36:23
↑ 181↓ 1480.2%
20M
9:19/mi
2:49:02
↑ 64↓ 500.2%
21M
10:05/mi
2:59:07
↑ 106↓ 241.6%
35K· 21.75 mi
8:41/mi
3:05:37
↑ 17↓ 861.7%
23M
9:17/mi
3:17:15
↑ 23↓ 630.6%
24M
8:47/mi
3:26:02
↓ 821.3%
40K· 24.85 mi
9:23/mi
3:34:03
↓ 200.3%
25.2M
10:44/mi
3:37:45
↑ 13↓ 160.2%
Finish· 26.22 mi
8:48/mi
3:46:43
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:47:51
Pace8:14 /mi
2nd Half
Distance13.11 mi
Time1:58:52
Pace9:04 /mi
📊Positive Split: 10.2% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:20:3826:068:2426:06
8:24
-
10K
6.21 mi11:45:5651:248:1625:18
8:09
-0:15
15K
9.32 mi12:11:161:16:448:1425:20
8:09
0:00
20K
12.43 mi12:36:531:42:218:1425:37
8:15
+0:06
Half
13.11 mi12:42:231:47:518:145:30
8:04
-0:11
25K
15.53 mi13:02:562:08:248:1620:33
8:29
+0:25
30K
18.64 mi13:30:552:36:238:2327:59
9:00
+0:31
20M
20.00 mi13:43:342:49:028:2712:39
9:19
+0:19
21M
21.00 mi13:53:392:59:078:3210:05
10:05
+0:46
35K
21.75 mi14:00:093:05:378:326:30
8:41
-1:24
23M
23.00 mi14:11:473:17:158:3511:38
9:17
+0:36
24M
24.00 mi14:20:343:26:028:358:47
8:47
-0:30
40K
24.85 mi14:28:353:34:038:378:01
9:23
+0:36
25.2M
25.20 mi14:32:173:37:458:383:42
10:44
+1:21
Finish
26.22 mi14:41:153:46:438:398:58
8:48
-1:56

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

8:04 /mi

Average Pace

8:39 /mi

Slowest Pace

10:44 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:47:51

48% of race

Time at Steady Pace

1:12:47

32% of race

Time at Slower Pace

46:05

20% of race

Average Pace: 8:39 /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 mi11:20:3826:068:2426:06
8:24
#16895
10K
6.21 mi11:45:5651:248:1625:18
8:09
#16314
15K
9.32 mi12:11:161:16:448:1425:20
8:09
#16066
20K
12.43 mi12:36:531:42:218:1425:37
8:15
#15823
Half
13.11 mi12:42:231:47:518:145:30
8:04
#15769
25K
15.53 mi13:02:562:08:248:1620:33
8:29
#15791
30K
18.64 mi13:30:552:36:238:2327:59
9:00
#16079
20M
20.00 mi13:43:342:49:028:2712:39
9:19
#16233
21M
21.00 mi13:53:392:59:078:3210:05
10:05
#16374
35K
21.75 mi14:00:093:05:378:326:30
8:41
#16355
23M
23.00 mi14:11:473:17:158:3511:38
9:17
#16433
24M
24.00 mi14:20:343:26:028:358:47
8:47
#16421
40K
24.85 mi14:28:353:34:038:378:01
9:23
#16469
25.2M
25.20 mi14:32:173:37:458:383:42
10:44
#16551
Finish
26.22 mi14:41:153:46:438:398:58
8:48
#16559
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF45-49Seg. OverallSeg. FemalesSeg. F45-49
5K3.11 mi3.11 mi168955857585715550(Top 58%)5015(Top 44%)5015(Top 276%)
10K6.21 mi3.10 mi16314+5815467+3905467+39015862(Top 60%)5185(Top 45%)5185(Top 285%)
15K9.32 mi3.11 mi16066+2485324+1435324+14315550(Top 58%)5015(Top 44%)5015(Top 276%)
20K12.43 mi3.11 mi15823+2435197+1275197+12715253(Top 57%)4871(Top 43%)4871(Top 268%)
Half13.11 mi0.68 mi15769+545164+335164+3314951(Top 56%)4671(Top 41%)4671(Top 257%)
25K15.53 mi2.42 mi15791-225207-435207-4316067(Top 60%)5485(Top 48%)5485(Top 302%)
30K18.64 mi3.11 mi16079-2885423-2165423-21617204(Top 65%)6187(Top 54%)6187(Top 341%)
20M20.00 mi1.36 mi16233-1545537-1145537-11418062(Top 68%)6768(Top 59%)6768(Top 372%)
21M21.00 mi1.00 mi16374-1415639-1025639-10218323(Top 69%)6942(Top 61%)6942(Top 382%)
35K21.75 mi0.75 mi16355+195636+35636+316367(Top 61%)5916(Top 52%)5916(Top 326%)
23M23.00 mi1.25 mi16433-785692-565692-5617485(Top 66%)6557(Top 57%)6557(Top 361%)
24M24.00 mi1.00 mi16421+125705-135705-1316127(Top 61%)5877(Top 51%)5877(Top 323%)
40K24.85 mi0.85 mi16469-485755-505755-5017859(Top 67%)6867(Top 60%)6867(Top 378%)
25.2M25.20 mi0.35 mi16551-825803-485803-4819797(Top 74%)7938(Top 69%)7938(Top 437%)
Finish26.22 mi1.02 mi16559-85815-125815-1217051(Top 64%)6403(Top 56%)6403(Top 352%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 58%
×21story building
+97ft-345ft

Overall

15550

Females

5015

F45-49

5015

5K→10K

3.1 - 6.2 mi

Top 60%
×5story building
+79ft-138ft

Overall

15862

Females

5185

F45-49

5185

10K→15K

6.2 - 9.3 mi

Top 58%
×3story building
+67ft-78ft

Overall

15550

Females

5015

F45-49

5015

15K→20K

9.3 - 12.4 mi

Top 57%
×5story building
+106ft-86ft

Overall

15253

Females

4871

F45-49

4871

20K→Half

12.4 - 13.1 mi

Top 56%
×2story building
+19ft-37ft

Overall

14951

Females

4671

F45-49

4671

Half→25K

13.1 - 15.5 mi

Top 60%
×4story building
+66ft-88ft

Overall

16067

Females

5485

F45-49

5485

25K→30K

15.5 - 18.6 mi

Top 65%
×9story building
+181ft-148ft

Overall

17204

Females

6187

F45-49

6187

30K→20M

18.6 - 20.0 mi

Top 68%
×5story building
+64ft-50ft

Overall

18062

Females

6768

F45-49

6768

20M→21M

20.0 - 21.0 mi

Top 69%
×8story building
+106ft-24ft

Overall

18323

Females

6942

F45-49

6942

21M→35K

21.0 - 21.8 mi

Top 61%
×7story building
+17ft-86ft

Overall

16367

Females

5916

F45-49

5916

35K→23M

21.8 - 23.0 mi

Top 66%
×5story building
+23ft-63ft

Overall

17485

Females

6557

F45-49

6557

23M→24M

23.0 - 24.0 mi

Top 61%
×6story building
+12ft-82ft

Overall

16127

Females

5877

F45-49

5877

24M→40K

24.0 - 24.9 mi

Top 67%
×1story
+6ft-20ft

Overall

17859

Females

6867

F45-49

6867

40K→25.2M

24.9 - 25.2 mi

Top 74%
×1story
+13ft-16ft

Overall

19797

Females

7938

F45-49

7938

25.2M→Finish

25.2 - 26.2 mi

Top 64%
×2story building
+22ft-21ft

Overall

17051

Females

6403

F45-49

6403

Passing Analysis

Category:
Athletes Passed
2010
Passed By
1674
Net Change
+336
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#16895
5K → 10K686105+581#16895#16314
10K → 15K34294+248#16314#16066
15K → 20K30562+243#16066#15823
20K → Half6410+54#15823#15769
Half → 25K129151-22#15769#15791
25K → 30K108396-288#15791#16079
30K → 20M45199-154#16079#16233
20M → 21M40181-141#16233#16374
21M → 35K5435+19#16374#16355
35K → 23M55133-78#16355#16433
23M → 24M7260+12#16433#16421
24M → 40K53101-48#16421#16469
40K → 25.2M890-82#16469#16551
25.2M → Finish4957-8#16551#16559
TOTALS20101674+336
📊

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