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BOSTON MARATHON 2023

Brooke Mcgreen

Bib: 6687•F

RI

0:00
0:00
/ mi
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Overall
#0 / 26622
Top 28%
Gender (Female)
#0 / 11423
Top 10%
Division (F18-39)
#0 / 4884
Top 18%
Race Day Weather
49°/39°F
light intensity drizzle

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
21:48
Rank: #6359
Start → 5K
7:01/mi
21:48 split
10K· 6.21 mi
43:16
Rank: #6306 (+53)
5K → 10K
6:55/mi
21:28 split
15K· 9.32 mi
1:04:54
Rank: #6277 (+29)
10K → 15K
6:58/mi
21:38 split
20K· 12.43 mi
1:27:11
Rank: #6439 (-162)
15K → 20K
7:10/mi
22:17 split
Half· 13.11 mi
1:31:57
Rank: #6439
20K → Half
6:59/mi
4:46 split
25K· 15.53 mi
1:49:32
Rank: #6511 (-72)
Half → 25K
7:15/mi
17:35 split
30K· 18.64 mi
2:13:11
Rank: #6653 (-142)
25K → 30K
7:37/mi
23:39 split
20M
2:23:39
Rank: #6722 (-69)
30K → 20M
7:42/mi
10:28 split
21M
2:31:46
Rank: #6738 (-16)
20M → 21M
8:07/mi
8:07 split
35K· 21.75 mi
2:37:42
Rank: #6854 (-116)
21M → 35K
7:56/mi
5:56 split
23M
2:47:47
Rank: #6964 (-110)
35K → 23M
8:03/mi
10:05 split
24M
2:55:55
Rank: #7161 (-197)
23M → 24M
8:08/mi
8:08 split
40K· 24.85 mi
3:02:57
Rank: #7270 (-109)
24M → 40K
8:14/mi
7:02 split
25.2M
3:06:01
Rank: #7332 (-62)
40K → 25.2M
8:54/mi
3:04 split
Finish· 26.22 mi
3:14:23
Rank: #7557 (-225)
25.2M → Finish
8:13/mi
8:22 split

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:31:57
Pace7:01 /mi
2nd Half
Distance13.11 mi
Time1:42:26
Pace7:49 /mi
📊Positive Split: 11.4% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:25:2021:487:0121:48
7:01
-
10K
6.21 mi10:46:4843:166:5821:28
6:55
-0:06
15K
9.32 mi11:08:261:04:546:5821:38
6:58
+0:03
20K
12.43 mi11:30:431:27:117:0122:17
7:10
+0:12
Half
13.11 mi11:35:291:31:577:014:46
6:59
-0:11
25K
15.53 mi11:53:041:49:327:0317:35
7:15
+0:16
30K
18.64 mi12:16:432:13:117:0923:39
7:37
+0:22
20M
20.00 mi12:27:112:23:397:1110:28
7:42
+0:05
21M
21.00 mi12:35:182:31:467:148:07
8:07
+0:25
35K
21.75 mi12:41:142:37:427:155:56
7:56
-0:11
23M
23.00 mi12:51:192:47:477:1810:05
8:03
+0:07
24M
24.00 mi12:59:272:55:557:208:08
8:08
+0:05
40K
24.85 mi13:06:293:02:577:227:02
8:14
+0:06
25.2M
25.20 mi13:09:333:06:017:233:04
8:54
+0:40
Finish
26.22 mi13:17:553:14:237:258:22
8:13
-0:41

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

6:55 /mi

Average Pace

7:25 /mi

Slowest Pace

8:54 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:49:32

56% of race

Time at Steady Pace

40:03

21% of race

Time at Slower Pace

44:48

23% of race

Average Pace: 7:25 /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 mi10:25:2021:487:0121:48
7:01
#6359
10K
6.21 mi10:46:4843:166:5821:28
6:55
#6306
15K
9.32 mi11:08:261:04:546:5821:38
6:58
#6277
20K
12.43 mi11:30:431:27:117:0122:17
7:10
#6439
Half
13.11 mi11:35:291:31:577:014:46
6:59
#6439
25K
15.53 mi11:53:041:49:327:0317:35
7:15
#6511
30K
18.64 mi12:16:432:13:117:0923:39
7:37
#6653
20M
20.00 mi12:27:112:23:397:1110:28
7:42
#6722
21M
21.00 mi12:35:182:31:467:148:07
8:07
#6738
35K
21.75 mi12:41:142:37:427:155:56
7:56
#6854
23M
23.00 mi12:51:192:47:477:1810:05
8:03
#6964
24M
24.00 mi12:59:272:55:557:208:08
8:08
#7161
40K
24.85 mi13:06:293:02:577:227:02
8:14
#7270
25.2M
25.20 mi13:09:333:06:017:233:04
8:54
#7332
Finish
26.22 mi13:17:553:14:237:258:22
8:13
#7557
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi3.11 mi63595715716347(Top 24%)606(Top 5%)606(Top 12%)
10K6.21 mi3.10 mi6306+53581-10581-106229(Top 23%)581(Top 5%)581(Top 12%)
15K9.32 mi3.11 mi6277+29576+5576+56347(Top 24%)606(Top 5%)606(Top 12%)
20K12.43 mi3.11 mi6439-162617-41617-416936(Top 26%)769(Top 7%)769(Top 16%)
Half13.11 mi0.68 mi6439619-2619-26524(Top 25%)647(Top 6%)647(Top 13%)
25K15.53 mi2.42 mi6511-72645-26645-266979(Top 26%)835(Top 7%)835(Top 17%)
30K18.64 mi3.11 mi6653-142691-46691-468022(Top 30%)1316(Top 12%)1316(Top 27%)
20M20.00 mi1.36 mi6722-69721-30721-308216(Top 31%)1475(Top 13%)1475(Top 30%)
21M21.00 mi1.00 mi6738-16737-16737-168129(Top 31%)1567(Top 14%)1567(Top 32%)
35K21.75 mi0.75 mi6854-116768-31768-3111615(Top 44%)3194(Top 28%)3194(Top 65%)
23M23.00 mi1.25 mi6964-110834-66834-6610132(Top 38%)2559(Top 22%)2559(Top 52%)
24M24.00 mi1.00 mi7161-197909-75909-7512151(Top 46%)3662(Top 32%)3662(Top 75%)
40K24.85 mi0.85 mi7270-109965-56965-5611545(Top 43%)3423(Top 30%)3423(Top 70%)
25.2M25.20 mi0.35 mi7332-62998-33998-3311908(Top 45%)3646(Top 32%)3646(Top 75%)
Finish26.22 mi1.02 mi7557-2251097-991097-9913499(Top 51%)4454(Top 39%)4454(Top 91%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 24%
×21stories
+97ft-345ft

Overall

6347

Females

606

F18-39

606

5K→10K

3.1 - 6.2 mi

Top 23%
×5stories
+79ft-138ft

Overall

6229

Females

581

F18-39

581

10K→15K

6.2 - 9.3 mi

Top 24%
×3stories
+67ft-78ft

Overall

6347

Females

606

F18-39

606

15K→20K

9.3 - 12.4 mi

Top 26%
×5stories
+106ft-86ft

Overall

6936

Females

769

F18-39

769

20K→Half

12.4 - 13.1 mi

Top 25%
×2stories
+19ft-37ft

Overall

6524

Females

647

F18-39

647

Half→25K

13.1 - 15.5 mi

Top 26%
×4stories
+66ft-88ft

Overall

6979

Females

835

F18-39

835

25K→30K

15.5 - 18.6 mi

Top 30%
×9stories
+181ft-148ft

Overall

8022

Females

1316

F18-39

1316

30K→20M

18.6 - 20.0 mi

Top 31%
×5stories
+64ft-50ft

Overall

8216

Females

1475

F18-39

1475

20M→21M

20.0 - 21.0 mi

Top 31%
×8stories
+106ft-24ft

Overall

8129

Females

1567

F18-39

1567

21M→35K

21.0 - 21.8 mi

Top 44%
×7stories
+17ft-86ft

Overall

11615

Females

3194

F18-39

3194

35K→23M

21.8 - 23.0 mi

Top 38%
×5stories
+23ft-63ft

Overall

10132

Females

2559

F18-39

2559

23M→24M

23.0 - 24.0 mi

Top 46%
×6stories
+12ft-82ft

Overall

12151

Females

3662

F18-39

3662

24M→40K

24.0 - 24.9 mi

Top 43%
×1story
+6ft-20ft

Overall

11545

Females

3423

F18-39

3423

40K→25.2M

24.9 - 25.2 mi

Top 45%
×1story
+13ft-16ft

Overall

11908

Females

3646

F18-39

3646

25.2M→Finish

25.2 - 26.2 mi

Top 51%
×2stories
+22ft-21ft

Overall

13499

Females

4454

F18-39

4454

Passing Analysis

Category:
Athletes Passed
779
Passed By
1977
Net Change
-1198
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#6359
5K → 10K229176+53#6359#6306
10K → 15K12596+29#6306#6277
15K → 20K56218-162#6277#6439
20K → Half16160#6439#6439
Half → 25K54126-72#6439#6511
25K → 30K69211-142#6511#6653
30K → 20M45114-69#6653#6722
20M → 21M5672-16#6722#6738
21M → 35K13129-116#6738#6854
35K → 23M47157-110#6854#6964
23M → 24M15212-197#6964#7161
24M → 40K24133-109#7161#7270
40K → 25.2M769-62#7270#7332
25.2M → Finish23248-225#7332#7557
TOTALS7791977-1198
📊

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