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BOSTON MARATHON 2023

Isabel Volpe

Bib: 23201•F

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
28:15
Rank: #20847
Start → 5K
28:15 | 9:06/mi
10K· 6.21 mi
57:30
Rank: #21581 (-734)
5K → 10K
29:15 | 9:25/mi
15K· 9.32 mi
1:27:00
Rank: #21789 (-208)
10K → 15K
29:30 | 9:30/mi
20K· 12.43 mi
1:56:42
Rank: #21778 (+11)
15K → 20K
29:42 | 9:34/mi
Half· 13.11 mi
2:03:14
Rank: #21800 (-22)
20K → Half
6:32 | 9:35/mi
25K· 15.53 mi
2:26:45
Rank: #21719 (+81)
Half → 25K
23:31 | 9:42/mi
30K· 18.64 mi
2:58:10
Rank: #21642 (+77)
25K → 30K
31:25 | 10:07/mi
20M
3:12:12
Rank: #21609 (+33)
30K → 20M
14:02 | 10:20/mi
21M
3:23:06
Rank: #21563 (+46)
20M → 21M
10:54 | 10:54/mi
35K· 21.75 mi
3:30:06
Rank: #21484 (+79)
21M → 35K
7:00 | 9:21/mi
23M
3:42:40
Rank: #21386 (+98)
35K → 23M
12:34 | 10:02/mi
24M
3:52:21
Rank: #21312 (+74)
23M → 24M
9:41 | 9:41/mi
40K· 24.85 mi
4:00:34
Rank: #21209 (+103)
24M → 40K
8:13 | 9:37/mi
25.2M
4:04:05
Rank: #21162 (+47)
40K → 25.2M
3:31 | 10:12/mi
Finish· 26.22 mi
4:13:36
Rank: #21108 (+54)
25.2M → Finish
9:31 | 9:20/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time2:03:14
Pace9:24 /mi
2nd Half
Distance13.11 mi
Time2:10:22
Pace9:57 /mi
📊Positive Split: 5.8% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:20:1728:159:0628:15
9:06
-
10K
6.21 mi11:49:3257:309:1529:15
9:25
+0:19
15K
9.32 mi12:19:021:27:009:2029:30
9:30
+0:05
20K
12.43 mi12:48:441:56:429:2329:42
9:34
+0:04
Half
13.11 mi12:55:162:03:149:246:32
9:35
+0:01
25K
15.53 mi13:18:472:26:459:2723:31
9:42
+0:07
30K
18.64 mi13:50:122:58:109:3331:25
10:07
+0:25
20M
20.00 mi14:04:143:12:129:3714:02
10:20
+0:13
21M
21.00 mi14:15:083:23:069:4010:54
10:54
+0:34
35K
21.75 mi14:22:083:30:069:407:00
9:21
-1:33
23M
23.00 mi14:34:423:42:409:4112:34
10:02
+0:41
24M
24.00 mi14:44:233:52:219:419:41
9:41
-0:21
40K
24.85 mi14:52:364:00:349:418:13
9:37
-0:04
25.2M
25.20 mi14:56:074:04:059:413:31
10:12
+0:35
Finish
26.22 mi15:05:384:13:369:419:31
9:20
-0:52

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

9:06 /mi

Average Pace

9:41 /mi

Slowest Pace

10:54 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

3:01:10

71% of race

Time at Steady Pace

1:01:32

24% of race

Time at Slower Pace

10:54

4% of race

Average Pace: 9:40 /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 mi11:20:1728:159:0628:15
9:06
#20847
10K
6.21 mi11:49:3257:309:1529:15
9:25
#21581
15K
9.32 mi12:19:021:27:009:2029:30
9:30
#21789
20K
12.43 mi12:48:441:56:429:2329:42
9:34
#21778
Half
13.11 mi12:55:162:03:149:246:32
9:35
#21800
25K
15.53 mi13:18:472:26:459:2723:31
9:42
#21719
30K
18.64 mi13:50:122:58:109:3331:25
10:07
#21642
20M
20.00 mi14:04:143:12:129:3714:02
10:20
#21609
21M
21.00 mi14:15:083:23:069:4010:54
10:54
#21563
35K
21.75 mi14:22:083:30:069:407:00
9:21
#21484
23M
23.00 mi14:34:423:42:409:4112:34
10:02
#21386
24M
24.00 mi14:44:233:52:219:419:41
9:41
#21312
40K
24.85 mi14:52:364:00:349:418:13
9:37
#21209
25.2M
25.20 mi14:56:074:04:059:413:31
10:12
#21162
Finish
26.22 mi15:05:384:13:369:419:31
9:20
#21108
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF50-54Seg. OverallSeg. FemalesSeg. F50-54
5K3.11 mi3.11 mi208478297829722248(Top 84%)8930(Top 78%)8930(Top 740%)
10K6.21 mi3.10 mi21581-7348622-3258622-32522253(Top 84%)8951(Top 78%)8951(Top 742%)
15K9.32 mi3.11 mi21789-2088723-1018723-10122248(Top 84%)8930(Top 78%)8930(Top 740%)
20K12.43 mi3.11 mi21778+118700+238700+2321729(Top 82%)8640(Top 76%)8640(Top 716%)
Half13.11 mi0.68 mi21800-228711-118711-1122324(Top 84%)8959(Top 78%)8959(Top 742%)
25K15.53 mi2.42 mi21719+818667+448667+4421460(Top 81%)8537(Top 75%)8537(Top 707%)
30K18.64 mi3.11 mi21642+778634+338634+3321314(Top 80%)8525(Top 75%)8525(Top 706%)
20M20.00 mi1.36 mi21609+338625+98625+921342(Top 80%)8604(Top 75%)8604(Top 713%)
21M21.00 mi1.00 mi21563+468610+158610+1520614(Top 77%)8250(Top 72%)8250(Top 684%)
35K21.75 mi0.75 mi21484+798580+308580+3019405(Top 73%)7613(Top 67%)7613(Top 631%)
23M23.00 mi1.25 mi21386+988537+438537+4320109(Top 76%)8022(Top 70%)8022(Top 665%)
24M24.00 mi1.00 mi21312+748516+218516+2119854(Top 75%)7897(Top 69%)7897(Top 654%)
40K24.85 mi0.85 mi21209+1038467+498467+4918764(Top 70%)7373(Top 65%)7373(Top 611%)
25.2M25.20 mi0.35 mi21162+478447+208447+2018192(Top 68%)7072(Top 62%)7072(Top 586%)
Finish26.22 mi1.02 mi21108+548432+158432+1519554(Top 73%)7765(Top 68%)7765(Top 643%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 84%
×21stories
+97ft-345ft

Overall

22248

Females

8930

F50-54

8930

5K→10K

3.1 - 6.2 mi

Top 84%
×5stories
+79ft-138ft

Overall

22253

Females

8951

F50-54

8951

10K→15K

6.2 - 9.3 mi

Top 84%
×3stories
+67ft-78ft

Overall

22248

Females

8930

F50-54

8930

15K→20K

9.3 - 12.4 mi

Top 82%
×5stories
+106ft-86ft

Overall

21729

Females

8640

F50-54

8640

20K→Half

12.4 - 13.1 mi

Top 84%
×2stories
+19ft-37ft

Overall

22324

Females

8959

F50-54

8959

Half→25K

13.1 - 15.5 mi

Top 81%
×4stories
+66ft-88ft

Overall

21460

Females

8537

F50-54

8537

25K→30K

15.5 - 18.6 mi

Top 80%
×9stories
+181ft-148ft

Overall

21314

Females

8525

F50-54

8525

30K→20M

18.6 - 20.0 mi

Top 80%
×5stories
+64ft-50ft

Overall

21342

Females

8604

F50-54

8604

20M→21M

20.0 - 21.0 mi

Top 77%
×8stories
+106ft-24ft

Overall

20614

Females

8250

F50-54

8250

21M→35K

21.0 - 21.8 mi

Top 73%
×7stories
+17ft-86ft

Overall

19405

Females

7613

F50-54

7613

35K→23M

21.8 - 23.0 mi

Top 76%
×5stories
+23ft-63ft

Overall

20109

Females

8022

F50-54

8022

23M→24M

23.0 - 24.0 mi

Top 75%
×6stories
+12ft-82ft

Overall

19854

Females

7897

F50-54

7897

24M→40K

24.0 - 24.9 mi

Top 70%
×1story
+6ft-20ft

Overall

18764

Females

7373

F50-54

7373

40K→25.2M

24.9 - 25.2 mi

Top 68%
×1story
+13ft-16ft

Overall

18192

Females

7072

F50-54

7072

25.2M→Finish

25.2 - 26.2 mi

Top 73%
×2stories
+22ft-21ft

Overall

19554

Females

7765

F50-54

7765

Passing Analysis

Category:
Athletes Passed
1289
Passed By
1550
Net Change
-261
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#20847
5K → 10K67801-734#20847#21581
10K → 15K89297-208#21581#21789
15K → 20K134123+11#21789#21778
20K → Half2042-22#21778#21800
Half → 25K13554+81#21800#21719
25K → 30K177100+77#21719#21642
30K → 20M7340+33#21642#21609
20M → 21M8034+46#21609#21563
21M → 35K845+79#21563#21484
35K → 23M11012+98#21484#21386
23M → 24M8915+74#21386#21312
24M → 40K1107+103#21312#21209
40K → 25.2M470+47#21209#21162
25.2M → Finish7420+54#21162#21108
TOTALS12891550-261
📊

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