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BOSTON MARATHON 2023

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Bib: 16637•F

NC

0:00
0:00
/ mi
Masters
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Overall
#0 / 26622
Top 40%
Gender (Female)
#0 / 11423
Top 21%
Masters (Masters Women)
#0 / 6539
Top 10%
Division (F40-44)
#0 / 1878
Top 19%
Race Day Weather
49°/39°F
light intensity drizzle

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
23:22
Rank: #9826
Start → 5K
23:22 | 7:31/mi
10K· 6.21 mi
46:50
Rank: #10376 (-550)
5K → 10K
23:28 | 7:33/mi
15K· 9.32 mi
1:10:42
Rank: #10807 (-431)
10K → 15K
23:52 | 7:41/mi
20K· 12.43 mi
1:34:58
Rank: #11048 (-241)
15K → 20K
24:16 | 7:49/mi
Half· 13.11 mi
1:40:13
Rank: #11080 (-32)
20K → Half
5:15 | 7:42/mi
25K· 15.53 mi
1:59:16
Rank: #11127 (-47)
Half → 25K
19:03 | 7:51/mi
30K· 18.64 mi
2:24:13
Rank: #11057 (+70)
25K → 30K
24:57 | 8:02/mi
20M
2:35:21
Rank: #11079 (-22)
30K → 20M
11:08 | 8:12/mi
21M
2:43:57
Rank: #11059 (+20)
20M → 21M
8:36 | 8:36/mi
35K· 21.75 mi
2:49:48
Rank: #11052 (+7)
21M → 35K
5:51 | 7:49/mi
23M
2:59:55
Rank: #10967 (+85)
35K → 23M
10:07 | 8:05/mi
24M
3:07:38
Rank: #10889 (+78)
23M → 24M
7:43 | 7:43/mi
40K· 24.85 mi
3:14:22
Rank: #10795 (+94)
24M → 40K
6:44 | 7:53/mi
25.2M
3:17:15
Rank: #10741 (+54)
40K → 25.2M
2:53 | 8:22/mi
Finish· 26.22 mi
3:25:02
Rank: #10660 (+81)
25.2M → Finish
7:47 | 7:38/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:40:13
Pace7:39 /mi
2nd Half
Distance13.11 mi
Time1:44:49
Pace8:00 /mi
📊Positive Split: 4.6% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:13:3723:227:3123:22
7:31
-
10K
6.21 mi11:37:0546:507:3223:28
7:33
+0:02
15K
9.32 mi12:00:571:10:427:3523:52
7:41
+0:08
20K
12.43 mi12:25:131:34:587:3924:16
7:49
+0:08
Half
13.11 mi12:30:281:40:137:395:15
7:42
-0:07
25K
15.53 mi12:49:311:59:167:4119:03
7:51
+0:09
30K
18.64 mi13:14:282:24:137:4424:57
8:02
+0:11
20M
20.00 mi13:25:362:35:217:4611:08
8:12
+0:10
21M
21.00 mi13:34:122:43:577:488:36
8:36
+0:24
35K
21.75 mi13:40:032:49:487:485:51
7:49
-0:47
23M
23.00 mi13:50:102:59:557:4910:07
8:05
+0:16
24M
24.00 mi13:57:533:07:387:497:43
7:43
-0:22
40K
24.85 mi14:04:373:14:227:496:44
7:53
+0:10
25.2M
25.20 mi14:07:303:17:157:502:53
8:22
+0:29
Finish
26.22 mi14:15:173:25:027:507:47
7:38
-0:44

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

7:31 /mi

Average Pace

7:50 /mi

Slowest Pace

8:36 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

3:13:33

94% of race

Time at Steady Pace

11:29

6% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 7:49 /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 mi11:13:3723:227:3123:22
7:31
#9826
10K
6.21 mi11:37:0546:507:3223:28
7:33
#10376
15K
9.32 mi12:00:571:10:427:3523:52
7:41
#10807
20K
12.43 mi12:25:131:34:587:3924:16
7:49
#11048
Half
13.11 mi12:30:281:40:137:395:15
7:42
#11080
25K
15.53 mi12:49:311:59:167:4119:03
7:51
#11127
30K
18.64 mi13:14:282:24:137:4424:57
8:02
#11057
20M
20.00 mi13:25:362:35:217:4611:08
8:12
#11079
21M
21.00 mi13:34:122:43:577:488:36
8:36
#11059
35K
21.75 mi13:40:032:49:487:485:51
7:49
#11052
23M
23.00 mi13:50:102:59:557:4910:07
8:05
#10967
24M
24.00 mi13:57:533:07:387:497:43
7:43
#10889
40K
24.85 mi14:04:373:14:227:496:44
7:53
#10795
25.2M
25.20 mi14:07:303:17:157:502:53
8:22
#10741
Finish
26.22 mi14:15:173:25:027:507:47
7:38
#10660
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF40-44Seg. OverallSeg. FemalesSeg. F40-44
5K3.11 mi3.11 mi98261771177111706(Top 44%)2731(Top 24%)2731(Top 145%)
10K6.21 mi3.10 mi10376-5502017-2462017-24610919(Top 41%)2271(Top 20%)2271(Top 121%)
15K9.32 mi3.11 mi10807-4312237-2202237-22011706(Top 44%)2731(Top 24%)2731(Top 145%)
20K12.43 mi3.11 mi11048-2412354-1172354-11711840(Top 44%)2868(Top 25%)2868(Top 153%)
Half13.11 mi0.68 mi11080-322373-192373-1911882(Top 45%)2834(Top 25%)2834(Top 151%)
25K15.53 mi2.42 mi11127-472424-512424-5111581(Top 44%)2814(Top 25%)2814(Top 150%)
30K18.64 mi3.11 mi11057+702435-112435-1111156(Top 42%)2715(Top 24%)2715(Top 145%)
20M20.00 mi1.36 mi11079-222479-442479-4411652(Top 44%)3082(Top 27%)3082(Top 164%)
21M21.00 mi1.00 mi11059+202489-102489-1011065(Top 42%)2900(Top 25%)2900(Top 154%)
35K21.75 mi0.75 mi11052+72493-42493-410835(Top 41%)2787(Top 24%)2787(Top 148%)
23M23.00 mi1.25 mi10967+852478+152478+1510326(Top 39%)2670(Top 23%)2670(Top 142%)
24M24.00 mi1.00 mi10889+782469+92469+99222(Top 35%)2210(Top 19%)2210(Top 118%)
40K24.85 mi0.85 mi10795+942447+222447+229200(Top 35%)2262(Top 20%)2262(Top 120%)
25.2M25.20 mi0.35 mi10741+542435+122435+128737(Top 33%)2140(Top 19%)2140(Top 114%)
Finish26.22 mi1.02 mi10660+812415+202415+209573(Top 36%)2503(Top 22%)2503(Top 133%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 44%
×21stories
+97ft-345ft

Overall

11706

Females

2731

F40-44

2731

5K→10K

3.1 - 6.2 mi

Top 41%
×5stories
+79ft-138ft

Overall

10919

Females

2271

F40-44

2271

10K→15K

6.2 - 9.3 mi

Top 44%
×3stories
+67ft-78ft

Overall

11706

Females

2731

F40-44

2731

15K→20K

9.3 - 12.4 mi

Top 44%
×5stories
+106ft-86ft

Overall

11840

Females

2868

F40-44

2868

20K→Half

12.4 - 13.1 mi

Top 45%
×2stories
+19ft-37ft

Overall

11882

Females

2834

F40-44

2834

Half→25K

13.1 - 15.5 mi

Top 44%
×4stories
+66ft-88ft

Overall

11581

Females

2814

F40-44

2814

25K→30K

15.5 - 18.6 mi

Top 42%
×9stories
+181ft-148ft

Overall

11156

Females

2715

F40-44

2715

30K→20M

18.6 - 20.0 mi

Top 44%
×5stories
+64ft-50ft

Overall

11652

Females

3082

F40-44

3082

20M→21M

20.0 - 21.0 mi

Top 42%
×8stories
+106ft-24ft

Overall

11065

Females

2900

F40-44

2900

21M→35K

21.0 - 21.8 mi

Top 41%
×7stories
+17ft-86ft

Overall

10835

Females

2787

F40-44

2787

35K→23M

21.8 - 23.0 mi

Top 39%
×5stories
+23ft-63ft

Overall

10326

Females

2670

F40-44

2670

23M→24M

23.0 - 24.0 mi

Top 35%
×6stories
+12ft-82ft

Overall

9222

Females

2210

F40-44

2210

24M→40K

24.0 - 24.9 mi

Top 35%
×1story
+6ft-20ft

Overall

9200

Females

2262

F40-44

2262

40K→25.2M

24.9 - 25.2 mi

Top 33%
×1story
+13ft-16ft

Overall

8737

Females

2140

F40-44

2140

25.2M→Finish

25.2 - 26.2 mi

Top 36%
×2stories
+22ft-21ft

Overall

9573

Females

2503

F40-44

2503

Passing Analysis

Category:
Athletes Passed
1353*
Passed By
2186
Net Change
-834
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#9826
5K → 10K121670-550#9826#10376
10K → 15K65496-431#10376#10807
15K → 20K85326-241#10807#11048
20K → Half1850-32#11048#11080
Half → 25K108155-47#11080#11127
25K → 30K204134+70#11127#11057
30K → 20M85*107-22#11057#11079
20M → 21M8767+20#11079#11059
21M → 35K4740+7#11059#11052
35K → 23M13045+85#11052#10967
23M → 24M11032+78#10967#10889
24M → 40K11622+94#10889#10795
40K → 25.2M617+54#10795#10741
25.2M → Finish11635+81#10741#10660
TOTALS1353*2186-834

* Includes athletes who did not complete a segment (DNF/DNQ).

📊

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