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BOSTON MARATHON 2023

Megan Brown

TX

Bib: 11885 F

0:00
0:00
/ mi
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Overall
#0 / 26622
Top 20%
Gender (Female)
#0 / 11423
Top 4%
Division (F18-39)
#0 / 4884
Top 8%
Race Day Weather
49°/39°F
light intensity drizzle

⏱️ Race Timeline

Ribbon color based on
FasterSteadySlower· vs. your average pace
Start
0:00
Race begins
469 ft elev
5K· 3.11 mi
7:17/mi
22:39
↑ 97↓ 3451.5%
220 ft elev
10K· 6.21 mi
7:04/mi
44:37
↑ 79↓ 1380.4%
157 ft elev
15K· 9.32 mi
7:02/mi
1:06:29
↑ 67↓ 78
146 ft elev
20K· 12.43 mi
7:04/mi
1:28:27
↑ 106↓ 860.1%
165 ft elev
Half· 13.11 mi
7:01/mi
1:33:14
↑ 19↓ 370.5%
148 ft elev
25K· 15.53 mi
7:08/mi
1:50:31
↑ 66↓ 880.2%
127 ft elev
30K· 18.64 mi
7:22/mi
2:13:25
↑ 181↓ 1480.2%
138 ft elev
20M
7:13/mi
2:23:13
↑ 64↓ 500.2%
148 ft elev
21M
7:33/mi
2:30:46
↑ 106↓ 241.6%
227 ft elev
35K· 21.75 mi
6:50/mi
2:35:53
↑ 17↓ 861.7%
156 ft elev
23M
6:50/mi
2:44:26
↑ 23↓ 630.6%
116 ft elev
24M
6:42/mi
2:51:08
↓ 821.3%
34 ft elev
40K· 24.85 mi
6:41/mi
2:56:51
↓ 200.3%
20 ft elev
25.2M
7:00/mi
2:59:16
↑ 13↓ 160.2%
18 ft elev
Finish· 26.22 mi
6:20/mi
3:05:43
↑ 22↓ 21
17 ft elev
Course Elevation
7–469 ft
≈
×2stacked redwood trees
•▲ 890 ft climb · ▼ 1342 ft descent

The Course

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Half Splits

1st Half· via Half⚖️ Balanced
Distance13.11 mi
Time1:33:14
Pace7:07 /mi
2nd Half⚖️ Balanced
Distance13.11 mi
Time1:32:29
Pace7:03 /mi
📊Even Split: Consistent pacing between halves

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:49:4122:397:1722:39
7:17
-
10K
6.21 mi11:11:3944:377:1121:58
7:04
-0:13
15K
9.32 mi11:33:311:06:297:0821:52
7:02
-0:02
20K
12.43 mi11:55:291:28:277:0721:58
7:04
+0:02
Half
13.11 mi12:00:161:33:147:074:47
7:01
-0:03
25K
15.53 mi12:17:331:50:317:0717:17
7:08
+0:07
30K
18.64 mi12:40:272:13:257:0922:54
7:22
+0:14
20M
20.00 mi12:50:152:23:137:109:48
7:13
-0:09
21M
21.00 mi12:57:482:30:467:117:33
7:33
+0:20
35K
21.75 mi13:02:552:35:537:105:07
6:50
-0:43
23M
23.00 mi13:11:282:44:267:098:33
6:50
0:00
24M
24.00 mi13:18:102:51:087:086:42
6:42
-0:08
40K
24.85 mi13:23:532:56:517:075:43
6:41
-0:01
25.2M
25.20 mi13:26:182:59:167:072:25
7:00
+0:19
Finish
26.22 mi13:32:453:05:437:056:27
6:20
-0:40

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

6:20 /mi

Average Pace

7:05 /mi

Slowest Pace

7:33 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

32:32

18% of race

Time at Steady Pace

2:25:38

78% of race

Time at Slower Pace

7:33

4% of race

Average Pace: 7:05 /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 mi10:49:4122:397:1722:39
7:17
#8053
10K
6.21 mi11:11:3944:377:1121:58
7:04
#7638
15K
9.32 mi11:33:311:06:297:0821:52
7:02
#7316
20K
12.43 mi11:55:291:28:277:0721:58
7:04
#7041
Half
13.11 mi12:00:161:33:147:074:47
7:01
#7001
25K
15.53 mi12:17:331:50:317:0717:17
7:08
#6860
30K
18.64 mi12:40:272:13:257:0922:54
7:22
#6734
20M
20.00 mi12:50:152:23:137:109:48
7:13
#6584
21M
21.00 mi12:57:482:30:467:117:33
7:33
#6455
35K
21.75 mi13:02:552:35:537:105:07
6:50
#6355
23M
23.00 mi13:11:282:44:267:098:33
6:50
#6099
24M
24.00 mi13:18:102:51:087:086:42
6:42
#5908
40K
24.85 mi13:23:532:56:517:075:43
6:41
#5730
25.2M
25.20 mi13:26:182:59:167:072:25
7:00
#5636
Finish
26.22 mi13:32:453:05:437:056:27
6:20
#5412
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi3.11 mi8053103110316808703703
10K6.21 mi3.10 mi7638+415895+136895+1367257827827
15K9.32 mi3.11 mi7316+322817+78817+786808703703
20K12.43 mi3.11 mi7041+275753+64753+646402623623
Half13.11 mi0.68 mi7001+40742+11742+116643655655
25K15.53 mi2.42 mi6860+141715+27715+276284634634
30K18.64 mi3.11 mi6734+126708+7708+76431741741
20M20.00 mi1.36 mi6584+150686+22686+225190498498
21M21.00 mi1.00 mi6455+129671+15671+154849476476
35K21.75 mi0.75 mi6355+100642+29642+294499395395
23M23.00 mi1.25 mi6099+256596+46596+462853187187
24M24.00 mi1.00 mi5908+191565+31565+313145232232
40K24.85 mi0.85 mi5730+178535+30535+302327169169
25.2M25.20 mi0.35 mi5636+94516+19516+191842115115
Finish26.22 mi1.02 mi5412+224474+42474+421772113113

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 26%
×21story building
+97ft-345ft

Overall

6808

Females

703

F18-39

703

5K→10K

3.1 - 6.2 mi

Top 27%
×5story building
+79ft-138ft

Overall

7257

Females

827

F18-39

827

10K→15K

6.2 - 9.3 mi

Top 26%
×3story building
+67ft-78ft

Overall

6808

Females

703

F18-39

703

15K→20K

9.3 - 12.4 mi

Top 24%
×5story building
+106ft-86ft

Overall

6402

Females

623

F18-39

623

20K→Half

12.4 - 13.1 mi

Top 25%
×2story building
+19ft-37ft

Overall

6643

Females

655

F18-39

655

Half→25K

13.1 - 15.5 mi

Top 24%
×4story building
+66ft-88ft

Overall

6284

Females

634

F18-39

634

25K→30K

15.5 - 18.6 mi

Top 24%
×9story building
+181ft-148ft

Overall

6431

Females

741

F18-39

741

30K→20M

18.6 - 20.0 mi

Top 19%
×5story building
+64ft-50ft

Overall

5190

Females

498

F18-39

498

20M→21M

20.0 - 21.0 mi

Top 18%
×8story building
+106ft-24ft

Overall

4849

Females

476

F18-39

476

21M→35K

21.0 - 21.8 mi

Top 17%
×7story building
+17ft-86ft

Overall

4499

Females

395

F18-39

395

35K→23M

21.8 - 23.0 mi

Top 11%
×5story building
+23ft-63ft

Overall

2853

Females

187

F18-39

187

23M→24M

23.0 - 24.0 mi

Top 12%
×6story building
+12ft-82ft

Overall

3145

Females

232

F18-39

232

24M→40K

24.0 - 24.9 mi

Top 9%
×1story
+6ft-20ft

Overall

2327

Females

169

F18-39

169

40K→25.2M

24.9 - 25.2 mi

Top 7%
×1story
+13ft-16ft

Overall

1842

Females

115

F18-39

115

25.2M→Finish

25.2 - 26.2 mi

Top 7%
×2story building
+22ft-21ft

Overall

1772

Females

113

F18-39

113

Passing Analysis

Category:
Athletes Passed
2865
Passed By
224
Net Change
+2641
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#8053
5K → 10K50186+415#8053#7638
10K → 15K35533+322#7638#7316
15K → 20K28813+275#7316#7041
20K → Half433+40#7041#7001
Half → 25K15716+141#7001#6860
25K → 30K17953+126#6860#6734
30K → 20M1566+150#6734#6584
20M → 21M14112+129#6584#6455
21M → 35K1011+100#6455#6355
35K → 23M2560+256#6355#6099
23M → 24M1921+191#6099#5908
24M → 40K1780+178#5908#5730
40K → 25.2M940+94#5730#5636
25.2M → Finish2240+224#5636#5412
TOTALS2865224+2641

Passing Charts

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