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BOSTON MARATHON 2023

Rachel Deanne Brand

Bib: 15359•F

VA

0:00
0:00
/ mi
Masters
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Overall
#0 / 26622
Top 45%
Gender (Female)
#0 / 11423
Top 27%
Masters (Masters Women)
#0 / 6539
Top 14%
Division (F40-44)
#0 / 1878
Top 27%
Race Day Weather
49°/39°F
light intensity drizzle

⏱️ Race Timeline

Course Elevation
7–469 ft
≈
×2stacked redwood trees
•▲ 890 ft climb · ▼ 1342 ft descent
Ribbon color based on
FasterSteadySlower· vs. your average pace
Start
0:00
Race begins
5K· 3.11 mi
7:38/mi
23:44
↑ 97↓ 3451.5%
10K· 6.21 mi
7:42/mi
47:40
↑ 79↓ 1380.4%
15K· 9.32 mi
7:42/mi
1:11:35
↑ 67↓ 78
20K· 12.43 mi
7:48/mi
1:35:50
↑ 106↓ 860.1%
Half· 13.11 mi
7:45/mi
1:41:07
↑ 19↓ 370.5%
25K· 15.53 mi
7:55/mi
2:00:18
↑ 66↓ 880.2%
30K· 18.64 mi
8:07/mi
2:25:30
↑ 181↓ 1480.2%
20M
8:10/mi
2:36:36
↑ 64↓ 500.2%
21M
8:41/mi
2:45:17
↑ 106↓ 241.6%
35K· 21.75 mi
7:38/mi
2:51:00
↑ 17↓ 861.7%
23M
8:11/mi
3:01:15
↑ 23↓ 630.6%
24M
8:02/mi
3:09:17
↓ 821.3%
40K· 24.85 mi
8:33/mi
3:16:36
↓ 200.3%
25.2M
9:34/mi
3:19:54
↑ 13↓ 160.2%
Finish· 26.22 mi
8:44/mi
3:28:48
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:41:07
Pace7:43 /mi
2nd Half
Distance13.11 mi
Time1:47:41
Pace8:13 /mi
📊Positive Split: 6.5% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:54:2423:447:3823:44
7:38
-
10K
6.21 mi11:18:2047:407:4023:56
7:42
+0:04
15K
9.32 mi11:42:151:11:357:4123:55
7:42
0:00
20K
12.43 mi12:06:301:35:507:4324:15
7:48
+0:06
Half
13.11 mi12:11:471:41:077:435:17
7:45
-0:03
25K
15.53 mi12:30:582:00:187:4519:11
7:55
+0:10
30K
18.64 mi12:56:102:25:307:4825:12
8:07
+0:12
20M
20.00 mi13:07:162:36:367:5011:06
8:10
+0:03
21M
21.00 mi13:15:572:45:177:528:41
8:41
+0:31
35K
21.75 mi13:21:402:51:007:525:43
7:38
-1:03
23M
23.00 mi13:31:553:01:157:5310:15
8:11
+0:33
24M
24.00 mi13:39:573:09:177:538:02
8:02
-0:09
40K
24.85 mi13:47:163:16:367:557:19
8:33
+0:31
25.2M
25.20 mi13:50:343:19:547:563:18
9:34
+1:01
Finish
26.22 mi13:59:283:28:487:588:54
8:44
-0:50

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

7:38 /mi

Average Pace

7:58 /mi

Slowest Pace

9:34 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:22:35

40% of race

Time at Steady Pace

1:38:01

47% of race

Time at Slower Pace

28:12

14% of race

Average Pace: 7:58 /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 mi10:54:2423:447:3823:44
7:38
#10933
10K
6.21 mi11:18:2047:407:4023:56
7:42
#11543
15K
9.32 mi11:42:151:11:357:4123:55
7:42
#11616
20K
12.43 mi12:06:301:35:507:4324:15
7:48
#11627
Half
13.11 mi12:11:471:41:077:435:17
7:45
#11646
25K
15.53 mi12:30:582:00:187:4519:11
7:55
#11675
30K
18.64 mi12:56:102:25:307:4825:12
8:07
#11656
20M
20.00 mi13:07:162:36:367:5011:06
8:10
#11628
21M
21.00 mi13:15:572:45:177:528:41
8:41
#11606
35K
21.75 mi13:21:402:51:007:525:43
7:38
#11506
23M
23.00 mi13:31:553:01:157:5310:15
8:11
#11478
24M
24.00 mi13:39:573:09:177:538:02
8:02
#11485
40K
24.85 mi13:47:163:16:367:557:19
8:33
#11574
25.2M
25.20 mi13:50:343:19:547:563:18
9:34
#11646
Finish
26.22 mi13:59:283:28:487:588:54
8:44
#11894
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF40-44Seg. OverallSeg. FemalesSeg. F40-44
5K3.11 mi3.11 mi109332299229911842(Top 44%)2815(Top 25%)2815(Top 150%)
10K6.21 mi3.10 mi11543-6102626-3272626-32712283(Top 46%)3031(Top 27%)3031(Top 161%)
15K9.32 mi3.11 mi11616-732672-462672-4611842(Top 44%)2815(Top 25%)2815(Top 150%)
20K12.43 mi3.11 mi11627-112697-252697-2511805(Top 44%)2854(Top 25%)2854(Top 152%)
Half13.11 mi0.68 mi11646-192711-142711-1412289(Top 46%)3081(Top 27%)3081(Top 164%)
25K15.53 mi2.42 mi11675-292745-342745-3412024(Top 45%)3088(Top 27%)3088(Top 164%)
30K18.64 mi3.11 mi11656+192778-332778-3311732(Top 44%)3033(Top 27%)3033(Top 162%)
20M20.00 mi1.36 mi11628+282784-62784-611489(Top 43%)2995(Top 26%)2995(Top 159%)
21M21.00 mi1.00 mi11606+222796-122796-1211577(Top 43%)3182(Top 28%)3182(Top 169%)
35K21.75 mi0.75 mi11506+1002752+442752+449617(Top 36%)2202(Top 19%)2202(Top 117%)
23M23.00 mi1.25 mi11478+282758-62758-611122(Top 42%)3076(Top 27%)3076(Top 164%)
24M24.00 mi1.00 mi11485-72784-262784-2611493(Top 43%)3324(Top 29%)3324(Top 177%)
40K24.85 mi0.85 mi11574-892853-692853-6913705(Top 51%)4572(Top 40%)4572(Top 243%)
25.2M25.20 mi0.35 mi11646-722902-492902-4915505(Top 58%)5566(Top 49%)5566(Top 296%)
Finish26.22 mi1.02 mi11894-2483062-1603062-16016671(Top 63%)6184(Top 54%)6184(Top 329%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 44%
×21story building
+97ft-345ft

Overall

11842

Females

2815

F40-44

2815

5K→10K

3.1 - 6.2 mi

Top 46%
×5story building
+79ft-138ft

Overall

12283

Females

3031

F40-44

3031

10K→15K

6.2 - 9.3 mi

Top 44%
×3story building
+67ft-78ft

Overall

11842

Females

2815

F40-44

2815

15K→20K

9.3 - 12.4 mi

Top 44%
×5story building
+106ft-86ft

Overall

11805

Females

2854

F40-44

2854

20K→Half

12.4 - 13.1 mi

Top 46%
×2story building
+19ft-37ft

Overall

12289

Females

3081

F40-44

3081

Half→25K

13.1 - 15.5 mi

Top 45%
×4story building
+66ft-88ft

Overall

12024

Females

3088

F40-44

3088

25K→30K

15.5 - 18.6 mi

Top 44%
×9story building
+181ft-148ft

Overall

11732

Females

3033

F40-44

3033

30K→20M

18.6 - 20.0 mi

Top 43%
×5story building
+64ft-50ft

Overall

11489

Females

2995

F40-44

2995

20M→21M

20.0 - 21.0 mi

Top 43%
×8story building
+106ft-24ft

Overall

11577

Females

3182

F40-44

3182

21M→35K

21.0 - 21.8 mi

Top 36%
×7story building
+17ft-86ft

Overall

9617

Females

2202

F40-44

2202

35K→23M

21.8 - 23.0 mi

Top 42%
×5story building
+23ft-63ft

Overall

11122

Females

3076

F40-44

3076

23M→24M

23.0 - 24.0 mi

Top 43%
×6story building
+12ft-82ft

Overall

11493

Females

3324

F40-44

3324

24M→40K

24.0 - 24.9 mi

Top 51%
×1story
+6ft-20ft

Overall

13705

Females

4572

F40-44

4572

40K→25.2M

24.9 - 25.2 mi

Top 58%
×1story
+13ft-16ft

Overall

15505

Females

5566

F40-44

5566

25.2M→Finish

25.2 - 26.2 mi

Top 63%
×2story building
+22ft-21ft

Overall

16671

Females

6184

F40-44

6184

Passing Analysis

Category:
Athletes Passed
1335
Passed By
2296
Net Change
-961
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#10933
5K → 10K113723-610#10933#11543
10K → 15K153226-73#11543#11616
15K → 20K151162-11#11616#11627
20K → Half2342-19#11627#11646
Half → 25K137166-29#11646#11675
25K → 30K182163+19#11675#11656
30K → 20M11082+28#11656#11628
20M → 21M9977+22#11628#11606
21M → 35K11717+100#11606#11506
35K → 23M10779+28#11506#11478
23M → 24M6168-7#11478#11485
24M → 40K40129-89#11485#11574
40K → 25.2M1991-72#11574#11646
25.2M → Finish23271-248#11646#11894
TOTALS13352296-961
📊

Passing Visuals

Category:
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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