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BOSTON MARATHON 2023

Maryn Barrett

Bib: 19324•F

NH

0:00
0:00
/ mi
Masters
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Overall
#0 / 26622
Top 49%
Gender (Female)
#0 / 11423
Top 32%
Masters (Masters Women)
#0 / 6539
Top 19%
Division (F50-54)
#0 / 1207
Top 11%
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
7:47/mi
24:10
↑ 97↓ 3451.5%
10K· 6.21 mi
7:41/mi
48:02
↑ 79↓ 1380.4%
15K· 9.32 mi
7:47/mi
1:12:13
↑ 67↓ 78
20K· 12.43 mi
7:56/mi
1:36:51
↑ 106↓ 860.1%
Half· 13.11 mi
7:52/mi
1:42:13
↑ 19↓ 370.5%
25K· 15.53 mi
8:13/mi
2:02:08
↑ 66↓ 880.2%
30K· 18.64 mi
8:24/mi
2:28:13
↑ 181↓ 1480.2%
20M
8:27/mi
2:39:42
↑ 64↓ 500.2%
21M
8:52/mi
2:48:34
↑ 106↓ 241.6%
35K· 21.75 mi
8:11/mi
2:54:41
↑ 17↓ 861.7%
23M
8:53/mi
3:05:48
↑ 23↓ 630.6%
24M
8:14/mi
3:14:02
↓ 821.3%
40K· 24.85 mi
9:00/mi
3:21:44
↓ 200.3%
25.2M
9:02/mi
3:24:51
↑ 13↓ 160.2%
Finish· 26.22 mi
7:53/mi
3:32:53
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:42:13
Pace7:48 /mi
2nd Half
Distance13.11 mi
Time1:50:40
Pace8:27 /mi
📊Positive Split: 8.3% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:15:4124:107:4724:10
7:47
-
10K
6.21 mi11:39:3348:027:4423:52
7:41
-0:06
15K
9.32 mi12:03:441:12:137:4524:11
7:47
+0:06
20K
12.43 mi12:28:221:36:517:4824:38
7:56
+0:09
Half
13.11 mi12:33:441:42:137:485:22
7:52
-0:04
25K
15.53 mi12:53:392:02:087:5219:55
8:13
+0:21
30K
18.64 mi13:19:442:28:137:5726:05
8:24
+0:11
20M
20.00 mi13:31:132:39:427:5911:29
8:27
+0:03
21M
21.00 mi13:40:052:48:348:028:52
8:52
+0:25
35K
21.75 mi13:46:122:54:418:026:07
8:11
-0:41
23M
23.00 mi13:57:193:05:488:0511:07
8:53
+0:42
24M
24.00 mi14:05:333:14:028:058:14
8:14
-0:39
40K
24.85 mi14:13:153:21:448:077:42
9:00
+0:46
25.2M
25.20 mi14:16:223:24:518:083:07
9:02
+0:02
Finish
26.22 mi14:24:243:32:538:088:02
7:53
-1:09

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

7:41 /mi

Average Pace

8:08 /mi

Slowest Pace

9:02 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

3:02:05

86% of race

Time at Steady Pace

30:48

14% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 8:07 /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 mi11:15:4124:107:4724:10
7:47
#12178
10K
6.21 mi11:39:3348:027:4423:52
7:41
#12105
15K
9.32 mi12:03:441:12:137:4524:11
7:47
#12211
20K
12.43 mi12:28:221:36:517:4824:38
7:56
#12352
Half
13.11 mi12:33:441:42:137:485:22
7:52
#12384
25K
15.53 mi12:53:392:02:087:5219:55
8:13
#12704
30K
18.64 mi13:19:442:28:137:5726:05
8:24
#12909
20M
20.00 mi13:31:132:39:427:5911:29
8:27
#12920
21M
21.00 mi13:40:052:48:348:028:52
8:52
#12882
35K
21.75 mi13:46:122:54:418:026:07
8:11
#12891
23M
23.00 mi13:57:193:05:488:0511:07
8:53
#13034
24M
24.00 mi14:05:333:14:028:058:14
8:14
#13013
40K
24.85 mi14:13:153:21:448:077:42
9:00
#13128
25.2M
25.20 mi14:16:223:24:518:083:07
9:02
#13099
Finish
26.22 mi14:24:243:32:538:088:02
7:53
#13023
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF50-54Seg. OverallSeg. FemalesSeg. F50-54
5K3.11 mi3.11 mi121782968296812613(Top 47%)3248(Top 28%)3248(Top 269%)
10K6.21 mi3.10 mi12105+732920+482920+4812090(Top 45%)2924(Top 26%)2924(Top 242%)
15K9.32 mi3.11 mi12211-1063015-953015-9512613(Top 47%)3248(Top 28%)3248(Top 269%)
20K12.43 mi3.11 mi12352-1413121-1063121-10612873(Top 48%)3478(Top 30%)3478(Top 288%)
Half13.11 mi0.68 mi12384-323142-213142-2113371(Top 50%)3720(Top 33%)3720(Top 308%)
25K15.53 mi2.42 mi12704-3203337-1953337-19514335(Top 54%)4406(Top 39%)4406(Top 365%)
30K18.64 mi3.11 mi12909-2053494-1573494-15713672(Top 51%)4134(Top 36%)4134(Top 343%)
20M20.00 mi1.36 mi12920-113525-313525-3113345(Top 50%)4036(Top 35%)4036(Top 334%)
21M21.00 mi1.00 mi12882+383520+53520+512672(Top 48%)3768(Top 33%)3768(Top 312%)
35K21.75 mi0.75 mi12891-93540-203540-2013297(Top 50%)4159(Top 36%)4159(Top 345%)
23M23.00 mi1.25 mi13034-1433644-1043644-10415429(Top 58%)5405(Top 47%)5405(Top 448%)
24M24.00 mi1.00 mi13013+213657-133657-1312850(Top 48%)4049(Top 35%)4049(Top 335%)
40K24.85 mi0.85 mi13128-1153746-893746-8916172(Top 61%)5943(Top 52%)5943(Top 492%)
25.2M25.20 mi0.35 mi13099+293740+63740+612787(Top 48%)4120(Top 36%)4120(Top 341%)
Finish26.22 mi1.02 mi13023+763712+283712+2811322(Top 43%)3360(Top 29%)3360(Top 278%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 47%
×21story building
+97ft-345ft

Overall

12613

Females

3248

F50-54

3248

5K→10K

3.1 - 6.2 mi

Top 45%
×5story building
+79ft-138ft

Overall

12090

Females

2924

F50-54

2924

10K→15K

6.2 - 9.3 mi

Top 47%
×3story building
+67ft-78ft

Overall

12613

Females

3248

F50-54

3248

15K→20K

9.3 - 12.4 mi

Top 48%
×5story building
+106ft-86ft

Overall

12873

Females

3478

F50-54

3478

20K→Half

12.4 - 13.1 mi

Top 50%
×2story building
+19ft-37ft

Overall

13371

Females

3720

F50-54

3720

Half→25K

13.1 - 15.5 mi

Top 54%
×4story building
+66ft-88ft

Overall

14335

Females

4406

F50-54

4406

25K→30K

15.5 - 18.6 mi

Top 51%
×9story building
+181ft-148ft

Overall

13672

Females

4134

F50-54

4134

30K→20M

18.6 - 20.0 mi

Top 50%
×5story building
+64ft-50ft

Overall

13345

Females

4036

F50-54

4036

20M→21M

20.0 - 21.0 mi

Top 48%
×8story building
+106ft-24ft

Overall

12672

Females

3768

F50-54

3768

21M→35K

21.0 - 21.8 mi

Top 50%
×7story building
+17ft-86ft

Overall

13297

Females

4159

F50-54

4159

35K→23M

21.8 - 23.0 mi

Top 58%
×5story building
+23ft-63ft

Overall

15429

Females

5405

F50-54

5405

23M→24M

23.0 - 24.0 mi

Top 48%
×6story building
+12ft-82ft

Overall

12850

Females

4049

F50-54

4049

24M→40K

24.0 - 24.9 mi

Top 61%
×1story
+6ft-20ft

Overall

16172

Females

5943

F50-54

5943

40K→25.2M

24.9 - 25.2 mi

Top 48%
×1story
+13ft-16ft

Overall

12787

Females

4120

F50-54

4120

25.2M→Finish

25.2 - 26.2 mi

Top 43%
×2story building
+22ft-21ft

Overall

11322

Females

3360

F50-54

3360

Passing Analysis

Category:
Athletes Passed
1378
Passed By
2223
Net Change
-845
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#12178
5K → 10K345272+73#12178#12105
10K → 15K160266-106#12105#12211
15K → 20K122263-141#12211#12352
20K → Half2153-32#12352#12384
Half → 25K56376-320#12384#12704
25K → 30K118323-205#12704#12909
30K → 20M90101-11#12909#12920
20M → 21M11779+38#12920#12882
21M → 35K4352-9#12882#12891
35K → 23M54197-143#12891#13034
23M → 24M7049+21#13034#13013
24M → 40K35150-115#13013#13128
40K → 25.2M4516+29#13128#13099
25.2M → Finish10226+76#13099#13023
TOTALS13782223-845
📊

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