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BOSTON MARATHON 2023

Molly Zorba

Bib: 21569•F

CA

0:00
0:00
/ mi
Masters
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Overall
#0 / 26622
Gender (Female)
#0 / 11423
Top 42%
Masters (Masters Women)
#0 / 6539
Top 29%
Division (F50-54)
#0 / 1207
Top 20%
Race Day Weather
49°/39°F
light intensity drizzle

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
25:07
Rank: #14605
Start → 5K
25:07 | 8:05/mi
10K· 6.21 mi
50:01
Rank: #14742 (-137)
5K → 10K
24:54 | 8:01/mi
15K· 9.32 mi
1:15:01
Rank: #14738 (+4)
10K → 15K
25:00 | 8:03/mi
20K· 12.43 mi
1:40:23
Rank: #14712 (+26)
15K → 20K
25:22 | 8:10/mi
Half· 13.11 mi
1:45:54
Rank: #14723 (-11)
20K → Half
5:31 | 8:05/mi
25K· 15.53 mi
2:06:01
Rank: #14732 (-9)
Half → 25K
20:07 | 8:18/mi
30K· 18.64 mi
2:32:50
Rank: #14806 (-74)
25K → 30K
26:49 | 8:38/mi
20M
2:44:42
Rank: #14815 (-9)
30K → 20M
11:52 | 8:44/mi
21M
2:53:33
Rank: #14660 (+155)
20M → 21M
8:51 | 8:51/mi
35K· 21.75 mi
3:00:11
Rank: #14745 (-85)
21M → 35K
6:38 | 8:51/mi
23M
3:11:21
Rank: #14801 (-56)
35K → 23M
11:10 | 8:55/mi
24M
3:19:55
Rank: #14769 (+32)
23M → 24M
8:34 | 8:34/mi
40K· 24.85 mi
3:27:22
Rank: #14729 (+40)
24M → 40K
7:27 | 8:43/mi
25.2M
3:30:39
Rank: #14742 (-13)
40K → 25.2M
3:17 | 9:31/mi
Finish· 26.22 mi
3:39:13
Rank: #14728 (+14)
25.2M → Finish
8:34 | 8:24/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:45:54
Pace8:05 /mi
2nd Half
Distance13.11 mi
Time1:53:19
Pace8:39 /mi
📊Positive Split: 7.0% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:17:3425:078:0525:07
8:05
-
10K
6.21 mi11:42:2850:018:0324:54
8:01
-0:04
15K
9.32 mi12:07:281:15:018:0325:00
8:03
+0:02
20K
12.43 mi12:32:501:40:238:0525:22
8:10
+0:07
Half
13.11 mi12:38:211:45:548:055:31
8:05
-0:05
25K
15.53 mi12:58:282:06:018:0720:07
8:18
+0:13
30K
18.64 mi13:25:172:32:508:1226:49
8:38
+0:20
20M
20.00 mi13:37:092:44:428:1411:52
8:44
+0:06
21M
21.00 mi13:46:002:53:338:168:51
8:51
+0:07
35K
21.75 mi13:52:383:00:118:176:38
8:51
0:00
23M
23.00 mi14:03:483:11:218:1911:10
8:55
+0:04
24M
24.00 mi14:12:223:19:558:208:34
8:34
-0:21
40K
24.85 mi14:19:493:27:228:217:27
8:43
+0:09
25.2M
25.20 mi14:23:063:30:398:223:17
9:31
+0:48
Finish
26.22 mi14:31:403:39:138:228:34
8:24
-1:07

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

8:01 /mi

Average Pace

8:22 /mi

Slowest Pace

9:31 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

3:09:17

86% of race

Time at Steady Pace

26:39

12% of race

Time at Slower Pace

3:17

1% of race

Average Pace: 8:22 /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 mi11:17:3425:078:0525:07
8:05
#14605
10K
6.21 mi11:42:2850:018:0324:54
8:01
#14742
15K
9.32 mi12:07:281:15:018:0325:00
8:03
#14738
20K
12.43 mi12:32:501:40:238:0525:22
8:10
#14712
Half
13.11 mi12:38:211:45:548:055:31
8:05
#14723
25K
15.53 mi12:58:282:06:018:0720:07
8:18
#14732
30K
18.64 mi13:25:172:32:508:1226:49
8:38
#14806
20M
20.00 mi13:37:092:44:428:1411:52
8:44
#14815
21M
21.00 mi13:46:002:53:338:168:51
8:51
#14660
35K
21.75 mi13:52:383:00:118:176:38
8:51
#14745
23M
23.00 mi14:03:483:11:218:1911:10
8:55
#14801
24M
24.00 mi14:12:223:19:558:208:34
8:34
#14769
40K
24.85 mi14:19:493:27:228:217:27
8:43
#14729
25.2M
25.20 mi14:23:063:30:398:223:17
9:31
#14742
Finish
26.22 mi14:31:403:39:138:228:34
8:24
#14728
Faster pace
Steady pace
Slower pace
Est.Checkpoint not recorded (estimated)
~Segment time uses estimated prior

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF50-54Seg. OverallSeg. FemalesSeg. F50-54
5K3.11 mi3.11 mi146054396439614786(Top 56%)4559(Top 40%)4559(Top 378%)
10K6.21 mi3.10 mi14742-1374493-974493-9714926(Top 56%)4627(Top 41%)4627(Top 383%)
15K9.32 mi3.11 mi14738+44500-74500-714786(Top 56%)4559(Top 40%)4559(Top 378%)
20K12.43 mi3.11 mi14712+264504-44504-414723(Top 55%)4544(Top 40%)4544(Top 376%)
Half13.11 mi0.68 mi14723-114510-64510-615098(Top 57%)4743(Top 42%)4743(Top 393%)
25K15.53 mi2.42 mi14732-94544-344544-3414944(Top 56%)4796(Top 42%)4796(Top 397%)
30K18.64 mi3.11 mi14806-744623-794623-7915112(Top 57%)5003(Top 44%)5003(Top 414%)
20M20.00 mi1.36 mi14815-94647-244647-2415066(Top 57%)5033(Top 44%)5033(Top 417%)
21M21.00 mi1.00 mi14660+1554585+624585+6212592(Top 47%)3744(Top 33%)3744(Top 310%)
35K21.75 mi0.75 mi14745-854653-684653-6817239(Top 65%)6423(Top 56%)6423(Top 532%)
23M23.00 mi1.25 mi14801-564720-674720-6715635(Top 59%)5533(Top 48%)5533(Top 458%)
24M24.00 mi1.00 mi14769+324718+24718+214891(Top 56%)5168(Top 45%)5168(Top 428%)
40K24.85 mi0.85 mi14729+404718471814614(Top 55%)5088(Top 45%)5088(Top 422%)
25.2M25.20 mi0.35 mi14742-134735-174735-1715316(Top 58%)5477(Top 48%)5477(Top 454%)
Finish26.22 mi1.02 mi14728+144745-104745-1014804(Top 56%)5153(Top 45%)5153(Top 427%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 56%
×21stories
+97ft-345ft

Overall

14786

Females

4559

F50-54

4559

5K→10K

3.1 - 6.2 mi

Top 56%
×5stories
+79ft-138ft

Overall

14926

Females

4627

F50-54

4627

10K→15K

6.2 - 9.3 mi

Top 56%
×3stories
+67ft-78ft

Overall

14786

Females

4559

F50-54

4559

15K→20K

9.3 - 12.4 mi

Top 55%
×5stories
+106ft-86ft

Overall

14723

Females

4544

F50-54

4544

20K→Half

12.4 - 13.1 mi

Top 57%
×2stories
+19ft-37ft

Overall

15098

Females

4743

F50-54

4743

Half→25K

13.1 - 15.5 mi

Top 56%
×4stories
+66ft-88ft

Overall

14944

Females

4796

F50-54

4796

25K→30K

15.5 - 18.6 mi

Top 57%
×9stories
+181ft-148ft

Overall

15112

Females

5003

F50-54

5003

30K→20M

18.6 - 20.0 mi

Top 57%
×5stories
+64ft-50ft

Overall

15066

Females

5033

F50-54

5033

20M→21M

20.0 - 21.0 mi

Top 47%
×8stories
+106ft-24ft

Overall

12592

Females

3744

F50-54

3744

21M→35K

21.0 - 21.8 mi

Top 65%
×7stories
+17ft-86ft

Overall

17239

Females

6423

F50-54

6423

35K→23M

21.8 - 23.0 mi

Top 59%
×5stories
+23ft-63ft

Overall

15635

Females

5533

F50-54

5533

23M→24M

23.0 - 24.0 mi

Top 56%
×6stories
+12ft-82ft

Overall

14891

Females

5168

F50-54

5168

24M→40K

24.0 - 24.9 mi

Top 55%
×1story
+6ft-20ft

Overall

14614

Females

5088

F50-54

5088

40K→25.2M

24.9 - 25.2 mi

Top 58%
×1story
+13ft-16ft

Overall

15316

Females

5477

F50-54

5477

25.2M→Finish

25.2 - 26.2 mi

Top 56%
×2stories
+22ft-21ft

Overall

14804

Females

5153

F50-54

5153

Passing Analysis

Category:
Athletes Passed
1520
Passed By
1643
Net Change
-123
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#14605
5K → 10K232369-137#14605#14742
10K → 15K186182+4#14742#14738
15K → 20K198172+26#14738#14712
20K → Half2637-11#14712#14723
Half → 25K143152-9#14723#14732
25K → 30K144218-74#14732#14806
30K → 20M8089-9#14806#14815
20M → 21M17722+155#14815#14660
21M → 35K29114-85#14660#14745
35K → 23M62118-56#14745#14801
23M → 24M8149+32#14801#14769
24M → 40K7838+40#14769#14729
40K → 25.2M2538-13#14729#14742
25.2M → Finish5945+14#14742#14728
TOTALS15201643-123
📊

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