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BOSTON MARATHON 2023

Jen Porto

Bib: 20435•F

MO

0:00
0:00
/ mi
Masters
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Overall
#0 / 26622
Gender (Female)
#0 / 11423
Top 39%
Masters (Masters Women)
#0 / 6539
Top 26%
Division (F40-44)
#0 / 1878
Top 46%
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
8:14/mi
25:36
↑ 97↓ 3451.5%
10K· 6.21 mi
8:07/mi
50:49
↑ 79↓ 1380.4%
15K· 9.32 mi
8:11/mi
1:16:13
↑ 67↓ 78
20K· 12.43 mi
8:15/mi
1:41:52
↑ 106↓ 860.1%
Half· 13.11 mi
8:11/mi
1:47:27
↑ 19↓ 370.5%
25K· 15.53 mi
8:15/mi
2:07:27
↑ 66↓ 880.2%
30K· 18.64 mi
8:22/mi
2:33:28
↑ 181↓ 1480.2%
20M
8:25/mi
2:44:54
↑ 64↓ 500.2%
21M
8:53/mi
2:53:47
↑ 106↓ 241.6%
35K· 21.75 mi
8:11/mi
2:59:54
↑ 17↓ 861.7%
23M
8:31/mi
3:10:34
↑ 23↓ 630.6%
24M
8:09/mi
3:18:43
↓ 821.3%
40K· 24.85 mi
8:17/mi
3:25:48
↓ 200.3%
25.2M
9:02/mi
3:28:55
↑ 13↓ 160.2%
Finish· 26.22 mi
8:00/mi
3:37:04
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:47:27
Pace8:12 /mi
2nd Half
Distance13.11 mi
Time1:49:37
Pace8:22 /mi
📊Positive Split: 2.0% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:17:4825:368:1425:36
8:14
-
10K
6.21 mi11:43:0150:498:1125:13
8:07
-0:07
15K
9.32 mi12:08:251:16:138:1125:24
8:11
+0:04
20K
12.43 mi12:34:041:41:528:1225:39
8:15
+0:04
Half
13.11 mi12:39:391:47:278:125:35
8:11
-0:04
25K
15.53 mi12:59:392:07:278:1220:00
8:15
+0:04
30K
18.64 mi13:25:402:33:288:1426:01
8:22
+0:07
20M
20.00 mi13:37:062:44:548:1511:26
8:25
+0:03
21M
21.00 mi13:45:592:53:478:178:53
8:53
+0:28
35K
21.75 mi13:52:062:59:548:166:07
8:11
-0:42
23M
23.00 mi14:02:463:10:348:1710:40
8:31
+0:20
24M
24.00 mi14:10:553:18:438:178:09
8:09
-0:22
40K
24.85 mi14:18:003:25:488:177:05
8:17
+0:08
25.2M
25.20 mi14:21:073:28:558:173:07
9:02
+0:45
Finish
26.22 mi14:29:163:37:048:178:09
8:00
-1:02

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

8:00 /mi

Average Pace

8:17 /mi

Slowest Pace

9:02 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

3:25:04

94% of race

Time at Steady Pace

12:00

6% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 8:17 /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 mi11:17:4825:368:1425:36
8:14
#15729
10K
6.21 mi11:43:0150:498:1125:13
8:07
#15670
15K
9.32 mi12:08:251:16:138:1125:24
8:11
#15649
20K
12.43 mi12:34:041:41:528:1225:39
8:15
#15546
Half
13.11 mi12:39:391:47:278:125:35
8:11
#15553
25K
15.53 mi12:59:392:07:278:1220:00
8:15
#15382
30K
18.64 mi13:25:402:33:288:1426:01
8:22
#15017
20M
20.00 mi13:37:062:44:548:1511:26
8:25
#14869
21M
21.00 mi13:45:592:53:478:178:53
8:53
#14734
35K
21.75 mi13:52:062:59:548:166:07
8:11
#14657
23M
23.00 mi14:02:463:10:348:1710:40
8:31
#14570
24M
24.00 mi14:10:553:18:438:178:09
8:09
#14448
40K
24.85 mi14:18:003:25:488:177:05
8:17
#14345
25.2M
25.20 mi14:21:073:28:558:173:07
9:02
#14311
Finish
26.22 mi14:29:163:37:048:178:09
8:00
#14209
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF40-44Seg. OverallSeg. FemalesSeg. F40-44
5K3.11 mi3.11 mi157295109510915692(Top 59%)5104(Top 45%)5104(Top 272%)
10K6.21 mi3.10 mi15670+595072+375072+3715638(Top 59%)5040(Top 44%)5040(Top 268%)
15K9.32 mi3.11 mi15649+215066+65066+615692(Top 59%)5104(Top 45%)5104(Top 272%)
20K12.43 mi3.11 mi15546+1035020+465020+4615321(Top 58%)4912(Top 43%)4912(Top 262%)
Half13.11 mi0.68 mi15553-75031-115031-1115685(Top 59%)5091(Top 45%)5091(Top 271%)
25K15.53 mi2.42 mi15382+1714951+804951+8014585(Top 55%)4573(Top 40%)4573(Top 244%)
30K18.64 mi3.11 mi15017+3654760+1914760+19113538(Top 51%)4052(Top 35%)4052(Top 216%)
20M20.00 mi1.36 mi14869+1484684+764684+7613117(Top 49%)3924(Top 34%)3924(Top 209%)
21M21.00 mi1.00 mi14734+1354632+524632+5212789(Top 48%)3840(Top 34%)3840(Top 204%)
35K21.75 mi0.75 mi14657+774601+314601+3113318(Top 50%)4180(Top 37%)4180(Top 223%)
23M23.00 mi1.25 mi14570+874568+334568+3313377(Top 50%)4281(Top 37%)4281(Top 228%)
24M24.00 mi1.00 mi14448+1224522+464522+4612294(Top 46%)3754(Top 33%)3754(Top 200%)
40K24.85 mi0.85 mi14345+1034478+444478+4411972(Top 45%)3662(Top 32%)3662(Top 195%)
25.2M25.20 mi0.35 mi14311+344469+94469+912808(Top 48%)4141(Top 36%)4141(Top 221%)
Finish26.22 mi1.02 mi14209+1024428+414428+4112161(Top 46%)3790(Top 33%)3790(Top 202%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 59%
×21story building
+97ft-345ft

Overall

15692

Females

5104

F40-44

5104

5K→10K

3.1 - 6.2 mi

Top 59%
×5story building
+79ft-138ft

Overall

15638

Females

5040

F40-44

5040

10K→15K

6.2 - 9.3 mi

Top 59%
×3story building
+67ft-78ft

Overall

15692

Females

5104

F40-44

5104

15K→20K

9.3 - 12.4 mi

Top 58%
×5story building
+106ft-86ft

Overall

15321

Females

4912

F40-44

4912

20K→Half

12.4 - 13.1 mi

Top 59%
×2story building
+19ft-37ft

Overall

15685

Females

5091

F40-44

5091

Half→25K

13.1 - 15.5 mi

Top 55%
×4story building
+66ft-88ft

Overall

14585

Females

4573

F40-44

4573

25K→30K

15.5 - 18.6 mi

Top 51%
×9story building
+181ft-148ft

Overall

13538

Females

4052

F40-44

4052

30K→20M

18.6 - 20.0 mi

Top 49%
×5story building
+64ft-50ft

Overall

13117

Females

3924

F40-44

3924

20M→21M

20.0 - 21.0 mi

Top 48%
×8story building
+106ft-24ft

Overall

12789

Females

3840

F40-44

3840

21M→35K

21.0 - 21.8 mi

Top 50%
×7story building
+17ft-86ft

Overall

13318

Females

4180

F40-44

4180

35K→23M

21.8 - 23.0 mi

Top 50%
×5story building
+23ft-63ft

Overall

13377

Females

4281

F40-44

4281

23M→24M

23.0 - 24.0 mi

Top 46%
×6story building
+12ft-82ft

Overall

12294

Females

3754

F40-44

3754

24M→40K

24.0 - 24.9 mi

Top 45%
×1story
+6ft-20ft

Overall

11972

Females

3662

F40-44

3662

40K→25.2M

24.9 - 25.2 mi

Top 48%
×1story
+13ft-16ft

Overall

12808

Females

4141

F40-44

4141

25.2M→Finish

25.2 - 26.2 mi

Top 46%
×2story building
+22ft-21ft

Overall

12161

Females

3790

F40-44

3790

Passing Analysis

Category:
Athletes Passed
2340
Passed By
820
Net Change
+1520
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#15729
5K → 10K319260+59#15729#15670
10K → 15K191170+21#15670#15649
15K → 20K221118+103#15649#15546
20K → Half2532-7#15546#15553
Half → 25K22554+171#15553#15382
25K → 30K39429+365#15382#15017
30K → 20M16719+148#15017#14869
20M → 21M15419+135#14869#14734
21M → 35K10023+77#14734#14657
35K → 23M11629+87#14657#14570
23M → 24M14624+122#14570#14448
24M → 40K11411+103#14448#14345
40K → 25.2M4814+34#14345#14311
25.2M → Finish12018+102#14311#14209
TOTALS2340820+1520
📊

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