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BOSTON MARATHON 2023

Sabrina Marquezano

Bib: 17438•F

0:00
0:00
/ mi
Masters
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Overall
#0 / 26622
Top 47%
Gender (Female)
#0 / 11423
Top 29%
Masters (Masters Women)
#0 / 6539
Top 16%
Division (F40-44)
#0 / 1878
Top 30%
Race Day Weather
49°/39°F
light intensity drizzle

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
24:07
Rank: #12034
Start → 5K
24:07 | 7:46/mi
10K· 6.21 mi
48:05
Rank: #12178 (-144)
5K → 10K
23:58 | 7:43/mi
15K· 9.32 mi
1:12:54
Rank: #12892 (-714)
10K → 15K
24:49 | 7:59/mi
20K· 12.43 mi
1:37:56
Rank: #13134 (-242)
15K → 20K
25:02 | 8:03/mi
Half· 13.11 mi
1:43:26
Rank: #13234 (-100)
20K → Half
5:30 | 8:04/mi
25K· 15.53 mi
2:02:56
Rank: #13178 (+56)
Half → 25K
19:30 | 8:03/mi
30K· 18.64 mi
2:28:19
Rank: #12962 (+216)
25K → 30K
25:23 | 8:10/mi
20M
2:39:36
Rank: #12883 (+79)
30K → 20M
11:17 | 8:18/mi
21M
2:48:23
Rank: #12812 (+71)
20M → 21M
8:47 | 8:47/mi
35K· 21.75 mi
2:54:19
Rank: #12738 (+74)
21M → 35K
5:56 | 7:56/mi
23M
3:04:43
Rank: #12692 (+46)
35K → 23M
10:24 | 8:18/mi
24M
3:12:31
Rank: #12547 (+145)
23M → 24M
7:48 | 7:48/mi
40K· 24.85 mi
3:19:24
Rank: #12471 (+76)
24M → 40K
6:53 | 8:03/mi
25.2M
3:22:24
Rank: #12438 (+33)
40K → 25.2M
3:00 | 8:42/mi
Finish· 26.22 mi
3:30:24
Rank: #12383 (+55)
25.2M → Finish
8:00 | 7:51/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:43:26
Pace7:53 /mi
2nd Half
Distance13.11 mi
Time1:46:58
Pace8:10 /mi
📊Positive Split: 3.4% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:14:4124:077:4624:07
7:46
-
10K
6.21 mi11:38:3948:057:4423:58
7:43
-0:03
15K
9.32 mi12:03:281:12:547:4924:49
7:59
+0:16
20K
12.43 mi12:28:301:37:567:5325:02
8:03
+0:04
Half
13.11 mi12:34:001:43:267:535:30
8:04
+0:01
25K
15.53 mi12:53:302:02:567:5519:30
8:03
-0:01
30K
18.64 mi13:18:532:28:197:5725:23
8:10
+0:07
20M
20.00 mi13:30:102:39:367:5911:17
8:18
+0:08
21M
21.00 mi13:38:572:48:238:018:47
8:47
+0:29
35K
21.75 mi13:44:532:54:198:015:56
7:56
-0:51
23M
23.00 mi13:55:173:04:438:0210:24
8:18
+0:22
24M
24.00 mi14:03:053:12:318:017:48
7:48
-0:30
40K
24.85 mi14:09:583:19:248:016:53
8:03
+0:15
25.2M
25.20 mi14:12:583:22:248:023:00
8:42
+0:39
Finish
26.22 mi14:20:583:30:248:028:00
7:51
-0:51

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

7:43 /mi

Average Pace

8:02 /mi

Slowest Pace

8:47 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

3:18:37

94% of race

Time at Steady Pace

11:47

6% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 8:01 /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 mi11:14:4124:077:4624:07
7:46
#12034
10K
6.21 mi11:38:3948:057:4423:58
7:43
#12178
15K
9.32 mi12:03:281:12:547:4924:49
7:59
#12892
20K
12.43 mi12:28:301:37:567:5325:02
8:03
#13134
Half
13.11 mi12:34:001:43:267:535:30
8:04
#13234
25K
15.53 mi12:53:302:02:567:5519:30
8:03
#13178
30K
18.64 mi13:18:532:28:197:5725:23
8:10
#12962
20M
20.00 mi13:30:102:39:367:5911:17
8:18
#12883
21M
21.00 mi13:38:572:48:238:018:47
8:47
#12812
35K
21.75 mi13:44:532:54:198:015:56
7:56
#12738
23M
23.00 mi13:55:173:04:438:0210:24
8:18
#12692
24M
24.00 mi14:03:053:12:318:017:48
7:48
#12547
40K
24.85 mi14:09:583:19:248:016:53
8:03
#12471
25.2M
25.20 mi14:12:583:22:248:023:00
8:42
#12438
Finish
26.22 mi14:20:583:30:248:028:00
7:51
#12383
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF40-44Seg. OverallSeg. FemalesSeg. F40-44
5K3.11 mi3.11 mi120342890289014293(Top 54%)4250(Top 37%)4250(Top 226%)
10K6.21 mi3.10 mi12178-1442964-742964-7412392(Top 47%)3087(Top 27%)3087(Top 164%)
15K9.32 mi3.11 mi12892-7143394-4303394-43014293(Top 54%)4250(Top 37%)4250(Top 226%)
20K12.43 mi3.11 mi13134-2423567-1733567-17313900(Top 52%)4047(Top 35%)4047(Top 215%)
Half13.11 mi0.68 mi13234-1003623-563623-5614848(Top 56%)4568(Top 40%)4568(Top 243%)
25K15.53 mi2.42 mi13178+563599+243599+2413095(Top 49%)3679(Top 32%)3679(Top 196%)
30K18.64 mi3.11 mi12962+2163526+733526+7312145(Top 46%)3270(Top 29%)3270(Top 174%)
20M20.00 mi1.36 mi12883+793501+253501+2512399(Top 47%)3517(Top 31%)3517(Top 187%)
21M21.00 mi1.00 mi12812+713483+183483+1812177(Top 46%)3498(Top 31%)3498(Top 186%)
35K21.75 mi0.75 mi12738+743451+323451+3211657(Top 44%)3236(Top 28%)3236(Top 172%)
23M23.00 mi1.25 mi12692+463444+73444+711949(Top 45%)3487(Top 31%)3487(Top 186%)
24M24.00 mi1.00 mi12547+1453380+643380+649842(Top 37%)2527(Top 22%)2527(Top 135%)
40K24.85 mi0.85 mi12471+763356+243356+2410411(Top 39%)2853(Top 25%)2853(Top 152%)
25.2M25.20 mi0.35 mi12438+333348+83348+810825(Top 41%)3099(Top 27%)3099(Top 165%)
Finish26.22 mi1.02 mi12383+553338+103338+1011071(Top 42%)3236(Top 28%)3236(Top 172%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 54%
×21stories
+97ft-345ft

Overall

14293

Females

4250

F40-44

4250

5K→10K

3.1 - 6.2 mi

Top 47%
×5stories
+79ft-138ft

Overall

12392

Females

3087

F40-44

3087

10K→15K

6.2 - 9.3 mi

Top 54%
×3stories
+67ft-78ft

Overall

14293

Females

4250

F40-44

4250

15K→20K

9.3 - 12.4 mi

Top 52%
×5stories
+106ft-86ft

Overall

13900

Females

4047

F40-44

4047

20K→Half

12.4 - 13.1 mi

Top 56%
×2stories
+19ft-37ft

Overall

14848

Females

4568

F40-44

4568

Half→25K

13.1 - 15.5 mi

Top 49%
×4stories
+66ft-88ft

Overall

13095

Females

3679

F40-44

3679

25K→30K

15.5 - 18.6 mi

Top 46%
×9stories
+181ft-148ft

Overall

12145

Females

3270

F40-44

3270

30K→20M

18.6 - 20.0 mi

Top 47%
×5stories
+64ft-50ft

Overall

12399

Females

3517

F40-44

3517

20M→21M

20.0 - 21.0 mi

Top 46%
×8stories
+106ft-24ft

Overall

12177

Females

3498

F40-44

3498

21M→35K

21.0 - 21.8 mi

Top 44%
×7stories
+17ft-86ft

Overall

11657

Females

3236

F40-44

3236

35K→23M

21.8 - 23.0 mi

Top 45%
×5stories
+23ft-63ft

Overall

11949

Females

3487

F40-44

3487

23M→24M

23.0 - 24.0 mi

Top 37%
×6stories
+12ft-82ft

Overall

9842

Females

2527

F40-44

2527

24M→40K

24.0 - 24.9 mi

Top 39%
×1story
+6ft-20ft

Overall

10411

Females

2853

F40-44

2853

40K→25.2M

24.9 - 25.2 mi

Top 41%
×1story
+13ft-16ft

Overall

10825

Females

3099

F40-44

3099

25.2M→Finish

25.2 - 26.2 mi

Top 42%
×2stories
+22ft-21ft

Overall

11071

Females

3236

F40-44

3236

Passing Analysis

Category:
Athletes Passed
1733
Passed By
2082
Net Change
-349
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#12034
5K → 10K230374-144#12034#12178
10K → 15K41755-714#12178#12892
15K → 20K110352-242#12892#13134
20K → Half13113-100#13134#13234
Half → 25K171115+56#13234#13178
25K → 30K31094+216#13178#12962
30K → 20M13051+79#12962#12883
20M → 21M13059+71#12883#12812
21M → 35K9218+74#12812#12738
35K → 23M10054+46#12738#12692
23M → 24M16015+145#12692#12547
24M → 40K9822+76#12547#12471
40K → 25.2M5017+33#12471#12438
25.2M → Finish9843+55#12438#12383
TOTALS17332082-349
📊

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