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BOSTON MARATHON 2023

Rachel Miller

Bib: 7045•F

0:00
0:00
/ mi
Masters
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Overall
#0 / 26622
Top 22%
Gender (Female)
#0 / 11423
Top 5%
Masters (Masters Women)
#0 / 6539
Top 2%
Division (F45-49)
#0 / 1817
Top 2%
Race Day Weather
49°/39°F
light intensity drizzle

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
21:15
Rank: #5076
Start → 5K
21:15 | 6:50/mi
10K· 6.21 mi
42:29
Rank: #5298 (-222)
5K → 10K
21:14 | 6:50/mi
15K· 9.32 mi
1:03:52
Rank: #5500 (-202)
10K → 15K
21:23 | 6:53/mi
20K· 12.43 mi
1:25:43
Rank: #5693 (-193)
15K → 20K
21:51 | 7:02/mi
Half· 13.11 mi
1:30:25
Rank: #5707 (-14)
20K → Half
4:42 | 6:53/mi
25K· 15.53 mi
1:47:42
Rank: #5790 (-83)
Half → 25K
17:17 | 7:08/mi
30K· 18.64 mi
2:10:55
Rank: #5960 (-170)
25K → 30K
23:13 | 7:28/mi
20M
2:21:11
Rank: #5998 (-38)
30K → 20M
10:16 | 7:33/mi
21M
2:29:02
Rank: #5974 (+24)
20M → 21M
7:51 | 7:51/mi
35K· 21.75 mi
2:34:20
Rank: #5934 (+40)
21M → 35K
5:18 | 7:05/mi
23M
2:43:44
Rank: #5923 (+11)
35K → 23M
9:24 | 7:30/mi
24M
2:51:15
Rank: #5936 (-13)
23M → 24M
7:31 | 7:31/mi
40K· 24.85 mi
2:57:34
Rank: #5892 (+44)
24M → 40K
6:19 | 7:23/mi
25.2M
3:00:15
Rank: #5869 (+23)
40K → 25.2M
2:41 | 7:47/mi
Finish· 26.22 mi
3:07:24
Rank: #5792 (+77)
25.2M → Finish
7:09 | 7:01/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:30:25
Pace6:54 /mi
2nd Half
Distance13.11 mi
Time1:36:59
Pace7:24 /mi
📊Positive Split: 7.3% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:24:3121:156:5021:15
6:50
-
10K
6.21 mi10:45:4542:296:5021:14
6:50
0:00
15K
9.32 mi11:07:081:03:526:5121:23
6:53
+0:03
20K
12.43 mi11:28:591:25:436:5421:51
7:02
+0:09
Half
13.11 mi11:33:411:30:256:544:42
6:53
-0:09
25K
15.53 mi11:50:581:47:426:5617:17
7:08
+0:15
30K
18.64 mi12:14:112:10:557:0123:13
7:28
+0:20
20M
20.00 mi12:24:272:21:117:0410:16
7:33
+0:05
21M
21.00 mi12:32:182:29:027:067:51
7:51
+0:18
35K
21.75 mi12:37:362:34:207:065:18
7:05
-0:46
23M
23.00 mi12:47:002:43:447:079:24
7:30
+0:25
24M
24.00 mi12:54:312:51:157:087:31
7:31
+0:01
40K
24.85 mi13:00:502:57:347:096:19
7:23
-0:08
25.2M
25.20 mi13:03:313:00:157:092:41
7:47
+0:24
Finish
26.22 mi13:10:403:07:247:097:09
7:01
-0:46

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

6:50 /mi

Average Pace

7:09 /mi

Slowest Pace

7:51 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:46:36

89% of race

Time at Steady Pace

20:48

11% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 7:09 /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 mi10:24:3121:156:5021:15
6:50
#5076
10K
6.21 mi10:45:4542:296:5021:14
6:50
#5298
15K
9.32 mi11:07:081:03:526:5121:23
6:53
#5500
20K
12.43 mi11:28:591:25:436:5421:51
7:02
#5693
Half
13.11 mi11:33:411:30:256:544:42
6:53
#5707
25K
15.53 mi11:50:581:47:426:5617:17
7:08
#5790
30K
18.64 mi12:14:112:10:557:0123:13
7:28
#5960
20M
20.00 mi12:24:272:21:117:0410:16
7:33
#5998
21M
21.00 mi12:32:182:29:027:067:51
7:51
#5974
35K
21.75 mi12:37:362:34:207:065:18
7:05
#5934
23M
23.00 mi12:47:002:43:447:079:24
7:30
#5923
24M
24.00 mi12:54:312:51:157:087:31
7:31
#5936
40K
24.85 mi13:00:502:57:347:096:19
7:23
#5892
25.2M
25.20 mi13:03:313:00:157:092:41
7:47
#5869
Finish
26.22 mi13:10:403:07:247:097:09
7:01
#5792
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF45-49Seg. OverallSeg. FemalesSeg. F45-49
5K3.11 mi3.11 mi50763643645850(Top 22%)502(Top 4%)502(Top 28%)
10K6.21 mi3.10 mi5298-222393-29393-295637(Top 21%)458(Top 4%)458(Top 25%)
15K9.32 mi3.11 mi5500-202420-27420-275850(Top 22%)502(Top 4%)502(Top 28%)
20K12.43 mi3.11 mi5693-193448-28448-286187(Top 23%)570(Top 5%)570(Top 31%)
Half13.11 mi0.68 mi5707-14452-4452-45989(Top 22%)509(Top 4%)509(Top 28%)
25K15.53 mi2.42 mi5790-83472-20472-206286(Top 24%)636(Top 6%)636(Top 35%)
30K18.64 mi3.11 mi5960-170519-47519-477046(Top 26%)936(Top 8%)936(Top 52%)
20M20.00 mi1.36 mi5998-38543-24543-247188(Top 27%)1080(Top 9%)1080(Top 59%)
21M21.00 mi1.00 mi5974+24549-6549-66462(Top 24%)926(Top 8%)926(Top 51%)
35K21.75 mi0.75 mi5934+40547+2547+25844(Top 22%)707(Top 6%)707(Top 39%)
23M23.00 mi1.25 mi5923+11554-7554-76476(Top 24%)977(Top 9%)977(Top 54%)
24M24.00 mi1.00 mi5936-13570-16570-167826(Top 29%)1601(Top 14%)1601(Top 88%)
40K24.85 mi0.85 mi5892+44572-2572-26020(Top 23%)978(Top 9%)978(Top 54%)
25.2M25.20 mi0.35 mi5869+23569+3569+35334(Top 20%)826(Top 7%)826(Top 45%)
Finish26.22 mi1.02 mi5792+77567+2567+25329(Top 20%)828(Top 7%)828(Top 46%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 22%
×21stories
+97ft-345ft

Overall

5850

Females

502

F45-49

502

5K→10K

3.1 - 6.2 mi

Top 21%
×5stories
+79ft-138ft

Overall

5637

Females

458

F45-49

458

10K→15K

6.2 - 9.3 mi

Top 22%
×3stories
+67ft-78ft

Overall

5850

Females

502

F45-49

502

15K→20K

9.3 - 12.4 mi

Top 23%
×5stories
+106ft-86ft

Overall

6187

Females

570

F45-49

570

20K→Half

12.4 - 13.1 mi

Top 22%
×2stories
+19ft-37ft

Overall

5989

Females

509

F45-49

509

Half→25K

13.1 - 15.5 mi

Top 24%
×4stories
+66ft-88ft

Overall

6286

Females

636

F45-49

636

25K→30K

15.5 - 18.6 mi

Top 26%
×9stories
+181ft-148ft

Overall

7046

Females

936

F45-49

936

30K→20M

18.6 - 20.0 mi

Top 27%
×5stories
+64ft-50ft

Overall

7188

Females

1080

F45-49

1080

20M→21M

20.0 - 21.0 mi

Top 24%
×8stories
+106ft-24ft

Overall

6462

Females

926

F45-49

926

21M→35K

21.0 - 21.8 mi

Top 22%
×7stories
+17ft-86ft

Overall

5844

Females

707

F45-49

707

35K→23M

21.8 - 23.0 mi

Top 24%
×5stories
+23ft-63ft

Overall

6476

Females

977

F45-49

977

23M→24M

23.0 - 24.0 mi

Top 29%
×6stories
+12ft-82ft

Overall

7826

Females

1601

F45-49

1601

24M→40K

24.0 - 24.9 mi

Top 23%
×1story
+6ft-20ft

Overall

6020

Females

978

F45-49

978

40K→25.2M

24.9 - 25.2 mi

Top 20%
×1story
+13ft-16ft

Overall

5334

Females

826

F45-49

826

25.2M→Finish

25.2 - 26.2 mi

Top 20%
×2stories
+22ft-21ft

Overall

5329

Females

828

F45-49

828

Passing Analysis

Category:
Athletes Passed
853
Passed By
1569
Net Change
-716
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#5076
5K → 10K113335-222#5076#5298
10K → 15K55257-202#5298#5500
15K → 20K55248-193#5500#5693
20K → Half1226-14#5693#5707
Half → 25K54137-83#5707#5790
25K → 30K76246-170#5790#5960
30K → 20M4785-38#5960#5998
20M → 21M6440+24#5998#5974
21M → 35K5616+40#5974#5934
35K → 23M7059+11#5934#5923
23M → 24M4962-13#5923#5936
24M → 40K6925+44#5936#5892
40K → 25.2M318+23#5892#5869
25.2M → Finish10225+77#5869#5792
TOTALS8531569-716
📊

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