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BOSTON MARATHON 2023

Jessie Alibozek

Bib: 29269•F

MA

0:00
0:00
/ mi
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Overall
#0 / 26622
Gender (Female)
#0 / 11423
Division (F18-39)
#0 / 4884
Race Day Weather
49°/39°F
light intensity drizzle

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
31:41
Rank: #23942
Start → 5K
31:41 | 10:12/mi
10K· 6.21 mi
1:00:45
Rank: #23115 (+827)
5K → 10K
29:04 | 9:21/mi
15K· 9.32 mi
1:28:33
Rank: #22313 (+802)
10K → 15K
27:48 | 8:57/mi
20K· 12.43 mi
1:56:57
Rank: #21842 (+471)
15K → 20K
28:24 | 9:08/mi
Half· 13.11 mi
2:03:14
Rank: #21801 (+41)
20K → Half
6:17 | 9:13/mi
25K· 15.53 mi
2:25:58
Rank: #21584 (+217)
Half → 25K
22:44 | 9:23/mi
30K· 18.64 mi
2:57:44
Rank: #21578 (+6)
25K → 30K
31:46 | 10:13/mi
20M
3:11:37
Rank: #21548 (+30)
30K → 20M
13:53 | 10:13/mi
21M
3:22:30
Rank: #21480 (+68)
20M → 21M
10:53 | 10:53/mi
35K· 21.75 mi
3:30:14
Rank: #21498 (-18)
21M → 35K
7:44 | 10:20/mi
23M
3:43:01
Rank: #21433 (+65)
35K → 23M
12:47 | 10:13/mi
24M
3:52:42
Rank: #21356 (+77)
23M → 24M
9:41 | 9:41/mi
40K· 24.85 mi
4:01:46
Rank: #21367 (-11)
24M → 40K
9:04 | 10:36/mi
25.2M
4:05:24
Rank: #21315 (+52)
40K → 25.2M
3:38 | 10:32/mi
Finish· 26.22 mi
4:15:11
Rank: #21278 (+37)
25.2M → Finish
9:47 | 9:36/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
Time2:11:57
Pace10:04 /mi
📊Positive Split: 7.1% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:49:5131:4110:1231:41
10:12
-
10K
6.21 mi12:18:551:00:459:4729:04
9:21
-0:51
15K
9.32 mi12:46:431:28:339:3027:48
8:57
-0:24
20K
12.43 mi13:15:071:56:579:2528:24
9:08
+0:11
Half
13.11 mi13:21:242:03:149:246:17
9:13
+0:05
25K
15.53 mi13:44:082:25:589:2422:44
9:23
+0:10
30K
18.64 mi14:15:542:57:449:3231:46
10:13
+0:50
20M
20.00 mi14:29:473:11:379:3513:53
10:13
0:00
21M
21.00 mi14:40:403:22:309:3910:53
10:53
+0:40
35K
21.75 mi14:48:243:30:149:407:44
10:20
-0:33
23M
23.00 mi15:01:113:43:019:4212:47
10:13
-0:07
24M
24.00 mi15:10:523:52:429:429:41
9:41
-0:32
40K
24.85 mi15:19:564:01:469:449:04
10:36
+0:55
25.2M
25.20 mi15:23:344:05:249:443:38
10:32
-0:04
Finish
26.22 mi15:33:214:15:119:449:47
9:36
-0:56

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

8:57 /mi

Average Pace

9:44 /mi

Slowest Pace

10:53 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:13:45

52% of race

Time at Steady Pace

1:37:51

38% of race

Time at Slower Pace

23:35

9% of race

Average Pace: 9:44 /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 mi11:49:5131:4110:1231:41
10:12
#23942
10K
6.21 mi12:18:551:00:459:4729:04
9:21
#23115
15K
9.32 mi12:46:431:28:339:3027:48
8:57
#22313
20K
12.43 mi13:15:071:56:579:2528:24
9:08
#21842
Half
13.11 mi13:21:242:03:149:246:17
9:13
#21801
25K
15.53 mi13:44:082:25:589:2422:44
9:23
#21584
30K
18.64 mi14:15:542:57:449:3231:46
10:13
#21578
20M
20.00 mi14:29:473:11:379:3513:53
10:13
#21548
21M
21.00 mi14:40:403:22:309:3910:53
10:53
#21480
35K
21.75 mi14:48:243:30:149:407:44
10:20
#21498
23M
23.00 mi15:01:113:43:019:4212:47
10:13
#21433
24M
24.00 mi15:10:523:52:429:429:41
9:41
#21356
40K
24.85 mi15:19:564:01:469:449:04
10:36
#21367
25.2M
25.20 mi15:23:344:05:249:443:38
10:32
#21315
Finish
26.22 mi15:33:214:15:119:449:47
9:36
#21278
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi3.11 mi239429858985820274(Top 76%)7830(Top 69%)7830(Top 160%)
10K6.21 mi3.10 mi23115+8279430+4289430+42822091(Top 83%)8867(Top 78%)8867(Top 182%)
15K9.32 mi3.11 mi22313+8028994+4368994+43620274(Top 76%)7830(Top 69%)7830(Top 160%)
20K12.43 mi3.11 mi21842+4718733+2618733+26120339(Top 76%)7867(Top 69%)7867(Top 161%)
Half13.11 mi0.68 mi21801+418712+218712+2121227(Top 80%)8375(Top 73%)8375(Top 171%)
25K15.53 mi2.42 mi21584+2178592+1208592+12020448(Top 77%)7960(Top 70%)7960(Top 163%)
30K18.64 mi3.11 mi21578+68603-118603-1121586(Top 81%)8672(Top 76%)8672(Top 178%)
20M20.00 mi1.36 mi21548+308590+138590+1321072(Top 79%)8450(Top 74%)8450(Top 173%)
21M21.00 mi1.00 mi21480+688568+228568+2220568(Top 77%)8224(Top 72%)8224(Top 168%)
35K21.75 mi0.75 mi21498-188586-188586-1822083(Top 83%)9096(Top 80%)9096(Top 186%)
23M23.00 mi1.25 mi21433+658564+228564+2220618(Top 77%)8303(Top 73%)8303(Top 170%)
24M24.00 mi1.00 mi21356+778538+268538+2619855(Top 75%)7898(Top 69%)7898(Top 162%)
40K24.85 mi0.85 mi21367-118552-148552-1421475(Top 81%)8883(Top 78%)8883(Top 182%)
25.2M25.20 mi0.35 mi21315+528526+268526+2619272(Top 72%)7667(Top 67%)7667(Top 157%)
Finish26.22 mi1.02 mi21278+378513+138513+1320494(Top 77%)8291(Top 73%)8291(Top 170%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 76%
×21stories
+97ft-345ft

Overall

20274

Females

7830

F18-39

7830

5K→10K

3.1 - 6.2 mi

Top 83%
×5stories
+79ft-138ft

Overall

22091

Females

8867

F18-39

8867

10K→15K

6.2 - 9.3 mi

Top 76%
×3stories
+67ft-78ft

Overall

20274

Females

7830

F18-39

7830

15K→20K

9.3 - 12.4 mi

Top 76%
×5stories
+106ft-86ft

Overall

20339

Females

7867

F18-39

7867

20K→Half

12.4 - 13.1 mi

Top 80%
×2stories
+19ft-37ft

Overall

21227

Females

8375

F18-39

8375

Half→25K

13.1 - 15.5 mi

Top 77%
×4stories
+66ft-88ft

Overall

20448

Females

7960

F18-39

7960

25K→30K

15.5 - 18.6 mi

Top 81%
×9stories
+181ft-148ft

Overall

21586

Females

8672

F18-39

8672

30K→20M

18.6 - 20.0 mi

Top 79%
×5stories
+64ft-50ft

Overall

21072

Females

8450

F18-39

8450

20M→21M

20.0 - 21.0 mi

Top 77%
×8stories
+106ft-24ft

Overall

20568

Females

8224

F18-39

8224

21M→35K

21.0 - 21.8 mi

Top 83%
×7stories
+17ft-86ft

Overall

22083

Females

9096

F18-39

9096

35K→23M

21.8 - 23.0 mi

Top 77%
×5stories
+23ft-63ft

Overall

20618

Females

8303

F18-39

8303

23M→24M

23.0 - 24.0 mi

Top 75%
×6stories
+12ft-82ft

Overall

19855

Females

7898

F18-39

7898

24M→40K

24.0 - 24.9 mi

Top 81%
×1story
+6ft-20ft

Overall

21475

Females

8883

F18-39

8883

40K→25.2M

24.9 - 25.2 mi

Top 72%
×1story
+13ft-16ft

Overall

19272

Females

7667

F18-39

7667

25.2M→Finish

25.2 - 26.2 mi

Top 77%
×2stories
+22ft-21ft

Overall

20494

Females

8291

F18-39

8291

Passing Analysis

Category:
Athletes Passed
3076
Passed By
412
Net Change
+2664
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#23942
5K → 10K84922+827#23942#23115
10K → 15K8042+802#23115#22313
15K → 20K4776+471#22313#21842
20K → Half5110+41#21842#21801
Half → 25K23013+217#21801#21584
25K → 30K133127+6#21584#21578
30K → 20M7545+30#21578#21548
20M → 21M10032+68#21548#21480
21M → 35K2846-18#21480#21498
35K → 23M9025+65#21498#21433
23M → 24M9215+77#21433#21356
24M → 40K3849-11#21356#21367
40K → 25.2M542+52#21367#21315
25.2M → Finish5518+37#21315#21278
TOTALS3076412+2664
📊

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