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BOSTON MARATHON 2023

Jennifer Teachey

Bib: 14655•F

AE

0:00
0:00
/ mi
Masters
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Overall
#0 / 26622
Top 34%
Gender (Female)
#0 / 11423
Top 15%
Masters (Masters Women)
#0 / 6539
Top 6%
Division (F45-49)
#0 / 1817
Top 5%
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
7:34/mi
23:29
↑ 97↓ 3451.5%
10K· 6.21 mi
7:21/mi
46:19
↑ 79↓ 1380.4%
15K· 9.32 mi
7:18/mi
1:08:59
↑ 67↓ 78
20K· 12.43 mi
7:24/mi
1:31:57
↑ 106↓ 860.1%
Half· 13.11 mi
7:23/mi
1:36:59
↑ 19↓ 370.5%
25K· 15.53 mi
7:34/mi
1:55:20
↑ 66↓ 880.2%
30K· 18.64 mi
7:47/mi
2:19:32
↑ 181↓ 1480.2%
20M
7:50/mi
2:30:11
↑ 64↓ 500.2%
21M
8:08/mi
2:38:19
↑ 106↓ 241.6%
35K· 21.75 mi
7:44/mi
2:44:06
↑ 17↓ 861.7%
23M
8:05/mi
2:54:13
↑ 23↓ 630.6%
24M
7:53/mi
3:02:06
↓ 821.3%
40K· 24.85 mi
7:58/mi
3:08:55
↓ 200.3%
25.2M
8:30/mi
3:11:51
↑ 13↓ 160.2%
Finish· 26.22 mi
7:40/mi
3:19:40
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:36:59
Pace7:24 /mi
2nd Half
Distance13.11 mi
Time1:42:41
Pace7:50 /mi
📊Positive Split: 5.9% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:52:5123:297:3423:29
7:34
-
10K
6.21 mi11:15:4146:197:2722:50
7:21
-0:13
15K
9.32 mi11:38:211:08:597:2422:40
7:18
-0:03
20K
12.43 mi12:01:191:31:577:2422:58
7:24
+0:06
Half
13.11 mi12:06:211:36:597:245:02
7:23
-0:01
25K
15.53 mi12:24:421:55:207:2518:21
7:34
+0:11
30K
18.64 mi12:48:542:19:327:2924:12
7:47
+0:13
20M
20.00 mi12:59:332:30:117:3110:39
7:50
+0:03
21M
21.00 mi13:07:412:38:197:328:08
8:08
+0:18
35K
21.75 mi13:13:282:44:067:335:47
7:44
-0:24
23M
23.00 mi13:23:352:54:137:3410:07
8:05
+0:21
24M
24.00 mi13:31:283:02:067:357:53
7:53
-0:12
40K
24.85 mi13:38:173:08:557:366:49
7:58
+0:05
25.2M
25.20 mi13:41:133:11:517:372:56
8:30
+0:32
Finish
26.22 mi13:49:023:19:407:377:49
7:40
-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

7:18 /mi

Average Pace

7:37 /mi

Slowest Pace

8:30 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:58:29

89% of race

Time at Steady Pace

21:11

11% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 7:37 /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 mi10:52:5123:297:3423:29
7:34
#10153
10K
6.21 mi11:15:4146:197:2722:50
7:21
#9614
15K
9.32 mi11:38:211:08:597:2422:40
7:18
#9192
20K
12.43 mi12:01:191:31:577:2422:58
7:24
#9001
Half
13.11 mi12:06:211:36:597:245:02
7:23
#9011
25K
15.53 mi12:24:421:55:207:2518:21
7:34
#9025
30K
18.64 mi12:48:542:19:327:2924:12
7:47
#9057
20M
20.00 mi12:59:332:30:117:3110:39
7:50
#9024
21M
21.00 mi13:07:412:38:197:328:08
8:08
#8953
35K
21.75 mi13:13:282:44:067:335:47
7:44
#8989
23M
23.00 mi13:23:352:54:137:3410:07
8:05
#9039
24M
24.00 mi13:31:283:02:067:357:53
7:53
#9078
40K
24.85 mi13:38:173:08:557:366:49
7:58
#9073
25.2M
25.20 mi13:41:133:11:517:372:56
8:30
#9070
Finish
26.22 mi13:49:023:19:407:377:49
7:40
#9105
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF45-49Seg. OverallSeg. FemalesSeg. F45-49
5K3.11 mi3.11 mi10153193419348532(Top 32%)1263(Top 11%)1263(Top 70%)
10K6.21 mi3.10 mi9614+5391665+2691665+2699238(Top 35%)1511(Top 13%)1511(Top 83%)
15K9.32 mi3.11 mi9192+4221499+1661499+1668532(Top 32%)1263(Top 11%)1263(Top 70%)
20K12.43 mi3.11 mi9001+1911442+571442+578465(Top 32%)1287(Top 11%)1287(Top 71%)
Half13.11 mi0.68 mi9011-101449-71449-79311(Top 35%)1603(Top 14%)1603(Top 88%)
25K15.53 mi2.42 mi9025-141455-61455-69316(Top 35%)1688(Top 15%)1688(Top 93%)
30K18.64 mi3.11 mi9057-321510-551510-559289(Top 35%)1830(Top 16%)1830(Top 101%)
20M20.00 mi1.36 mi9024+331515-51515-59160(Top 34%)1863(Top 16%)1863(Top 103%)
21M21.00 mi1.00 mi8953+711510+51510+58225(Top 31%)1621(Top 14%)1621(Top 89%)
35K21.75 mi0.75 mi8989-361536-261536-2610164(Top 38%)2433(Top 21%)2433(Top 134%)
23M23.00 mi1.25 mi9039-501586-501586-5010315(Top 39%)2659(Top 23%)2659(Top 146%)
24M24.00 mi1.00 mi9078-391624-381624-3810418(Top 39%)2784(Top 24%)2784(Top 153%)
40K24.85 mi0.85 mi9073+51640-161640-169882(Top 37%)2580(Top 23%)2580(Top 142%)
25.2M25.20 mi0.35 mi9070+31647-71647-79604(Top 36%)2487(Top 22%)2487(Top 137%)
Finish26.22 mi1.02 mi9105-351692-451692-459797(Top 37%)2602(Top 23%)2602(Top 143%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 32%
×21story building
+97ft-345ft

Overall

8532

Females

1263

F45-49

1263

5K→10K

3.1 - 6.2 mi

Top 35%
×5story building
+79ft-138ft

Overall

9238

Females

1511

F45-49

1511

10K→15K

6.2 - 9.3 mi

Top 32%
×3story building
+67ft-78ft

Overall

8532

Females

1263

F45-49

1263

15K→20K

9.3 - 12.4 mi

Top 32%
×5story building
+106ft-86ft

Overall

8465

Females

1287

F45-49

1287

20K→Half

12.4 - 13.1 mi

Top 35%
×2story building
+19ft-37ft

Overall

9311

Females

1603

F45-49

1603

Half→25K

13.1 - 15.5 mi

Top 35%
×4story building
+66ft-88ft

Overall

9316

Females

1688

F45-49

1688

25K→30K

15.5 - 18.6 mi

Top 35%
×9story building
+181ft-148ft

Overall

9289

Females

1830

F45-49

1830

30K→20M

18.6 - 20.0 mi

Top 34%
×5story building
+64ft-50ft

Overall

9160

Females

1863

F45-49

1863

20M→21M

20.0 - 21.0 mi

Top 31%
×8story building
+106ft-24ft

Overall

8225

Females

1621

F45-49

1621

21M→35K

21.0 - 21.8 mi

Top 38%
×7story building
+17ft-86ft

Overall

10164

Females

2433

F45-49

2433

35K→23M

21.8 - 23.0 mi

Top 39%
×5story building
+23ft-63ft

Overall

10315

Females

2659

F45-49

2659

23M→24M

23.0 - 24.0 mi

Top 39%
×6story building
+12ft-82ft

Overall

10418

Females

2784

F45-49

2784

24M→40K

24.0 - 24.9 mi

Top 37%
×1story
+6ft-20ft

Overall

9882

Females

2580

F45-49

2580

40K→25.2M

24.9 - 25.2 mi

Top 36%
×1story
+13ft-16ft

Overall

9604

Females

2487

F45-49

2487

25.2M→Finish

25.2 - 26.2 mi

Top 37%
×2story building
+22ft-21ft

Overall

9797

Females

2602

F45-49

2602

Passing Analysis

Category:
Athletes Passed
2079*
Passed By
1031
Net Change
+1048
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#10153
5K → 10K649*110+539#10153#9614
10K → 15K44321+422#9614#9192
15K → 20K23039+191#9192#9001
20K → Half2232-10#9001#9011
Half → 25K103117-14#9011#9025
25K → 30K150182-32#9025#9057
30K → 20M10572+33#9057#9024
20M → 21M10534+71#9024#8953
21M → 35K2965-36#8953#8989
35K → 23M63113-50#8989#9039
23M → 24M5190-39#9039#9078
24M → 40K5146+5#9078#9073
40K → 25.2M2320+3#9073#9070
25.2M → Finish5590-35#9070#9105
TOTALS2079*1031+1048

* Includes athletes who did not complete a segment (DNF/DNQ).

📊

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