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BOSTON MARATHON 2023

Elizabeth Beck

Bib: 20058•F

0:00
0:00
/ mi
Masters
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Overall
#0 / 26622
Gender (Female)
#0 / 11423
Top 37%
Masters (Masters Women)
#0 / 6539
Top 23%
Division (F40-44)
#0 / 1878
Top 42%
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
8:36/mi
26:44
↑ 97↓ 3451.5%
10K· 6.21 mi
8:22/mi
52:45
↑ 79↓ 1380.4%
15K· 9.32 mi
8:20/mi
1:18:37
↑ 67↓ 78
20K· 12.43 mi
8:17/mi
1:44:21
↑ 106↓ 860.1%
Half· 13.11 mi
8:01/mi
1:49:49
↑ 19↓ 370.5%
25K· 15.53 mi
8:10/mi
2:09:36
↑ 66↓ 880.2%
30K· 18.64 mi
8:18/mi
2:35:24
↑ 181↓ 1480.2%
20M
8:03/mi
2:46:20
↑ 64↓ 500.2%
21M
8:25/mi
2:54:45
↑ 106↓ 241.6%
35K· 21.75 mi
7:49/mi
3:00:36
↑ 17↓ 861.7%
23M
8:14/mi
3:10:54
↑ 23↓ 630.6%
24M
7:49/mi
3:18:43
↓ 821.3%
40K· 24.85 mi
7:50/mi
3:25:25
↓ 200.3%
25.2M
8:33/mi
3:28:22
↑ 13↓ 160.2%
Finish· 26.22 mi
7:16/mi
3:35:46
↑ 22↓ 21

The Course

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Half Splits

1st Half· via Half
Distance13.11 mi
Time1:49:49
Pace8:23 /mi
2nd Half✓ Faster
Distance13.11 mi
Time1:45:57
Pace8:05 /mi
📊Negative Split: 3.5% faster second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:22:4726:448:3626:44
8:36
-
10K
6.21 mi11:48:4852:458:2926:01
8:22
-0:14
15K
9.32 mi12:14:401:18:378:2625:52
8:20
-0:02
20K
12.43 mi12:40:241:44:218:2425:44
8:17
-0:03
Half
13.11 mi12:45:521:49:498:235:28
8:01
-0:16
25K
15.53 mi13:05:392:09:368:2119:47
8:10
+0:09
30K
18.64 mi13:31:272:35:248:2025:48
8:18
+0:08
20M
20.00 mi13:42:232:46:208:1910:56
8:03
-0:15
21M
21.00 mi13:50:482:54:458:198:25
8:25
+0:22
35K
21.75 mi13:56:393:00:368:185:51
7:49
-0:36
23M
23.00 mi14:06:573:10:548:1810:18
8:14
+0:25
24M
24.00 mi14:14:463:18:438:177:49
7:49
-0:25
40K
24.85 mi14:21:283:25:258:166:42
7:50
+0:01
25.2M
25.20 mi14:24:253:28:228:162:57
8:33
+0:43
Finish
26.22 mi14:31:493:35:468:147:24
7:16
-1:17

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

7:16 /mi

Average Pace

8:14 /mi

Slowest Pace

8:36 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

27:46

13% of race

Time at Steady Pace

2:41:16

75% of race

Time at Slower Pace

26:44

12% of race

Average Pace: 8:14 /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 mi11:22:4726:448:3626:44
8:36
#18261
10K
6.21 mi11:48:4852:458:2926:01
8:22
#17843
15K
9.32 mi12:14:401:18:378:2625:52
8:20
#17422
20K
12.43 mi12:40:241:44:218:2425:44
8:17
#16916
Half
13.11 mi12:45:521:49:498:235:28
8:01
#16804
25K
15.53 mi13:05:392:09:368:2119:47
8:10
#16346
30K
18.64 mi13:31:272:35:248:2025:48
8:18
#15731
20M
20.00 mi13:42:232:46:208:1910:56
8:03
#15341
21M
21.00 mi13:50:482:54:458:198:25
8:25
#15034
35K
21.75 mi13:56:393:00:368:185:51
7:49
#14874
23M
23.00 mi14:06:573:10:548:1810:18
8:14
#14664
24M
24.00 mi14:14:463:18:438:177:49
7:49
#14447
40K
24.85 mi14:21:283:25:258:166:42
7:50
#14241
25.2M
25.20 mi14:24:253:28:228:162:57
8:33
#14159
Finish
26.22 mi14:31:493:35:468:147:24
7:16
#13844
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF40-44Seg. OverallSeg. FemalesSeg. F40-44
5K3.11 mi3.11 mi182616712671216696(Top 63%)5724(Top 50%)5724(Top 305%)
10K6.21 mi3.10 mi17843+4186427+2856427+28517402(Top 65%)6122(Top 54%)6122(Top 326%)
15K9.32 mi3.11 mi17422+4216170+2576170+25716696(Top 63%)5724(Top 50%)5724(Top 305%)
20K12.43 mi3.11 mi16916+5065874+2965874+29615507(Top 58%)5034(Top 44%)5034(Top 268%)
Half13.11 mi0.68 mi16804+1125800+745800+7414529(Top 55%)4398(Top 39%)4398(Top 234%)
25K15.53 mi2.42 mi16346+4585537+2635537+26313952(Top 52%)4188(Top 37%)4188(Top 223%)
30K18.64 mi3.11 mi15731+6155211+3265211+32613069(Top 49%)3798(Top 33%)3798(Top 202%)
20M20.00 mi1.36 mi15341+3904990+2214990+22110646(Top 40%)2572(Top 23%)2572(Top 137%)
21M21.00 mi1.00 mi15034+3074819+1714819+17110008(Top 38%)2400(Top 21%)2400(Top 128%)
35K21.75 mi0.75 mi14874+1604731+884731+8810875(Top 41%)2827(Top 25%)2827(Top 151%)
23M23.00 mi1.25 mi14664+2104628+1034628+10311411(Top 43%)3226(Top 28%)3226(Top 172%)
24M24.00 mi1.00 mi14447+2174521+1074521+1079986(Top 38%)2604(Top 23%)2604(Top 139%)
40K24.85 mi0.85 mi14241+2064416+1054416+1058960(Top 34%)2176(Top 19%)2176(Top 116%)
25.2M25.20 mi0.35 mi14159+824377+394377+399999(Top 38%)2715(Top 24%)2715(Top 145%)
Finish26.22 mi1.02 mi13844+3154197+1804197+1806899(Top 26%)1404(Top 12%)1404(Top 75%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 63%
×21story building
+97ft-345ft

Overall

16696

Females

5724

F40-44

5724

5K→10K

3.1 - 6.2 mi

Top 65%
×5story building
+79ft-138ft

Overall

17402

Females

6122

F40-44

6122

10K→15K

6.2 - 9.3 mi

Top 63%
×3story building
+67ft-78ft

Overall

16696

Females

5724

F40-44

5724

15K→20K

9.3 - 12.4 mi

Top 58%
×5story building
+106ft-86ft

Overall

15507

Females

5034

F40-44

5034

20K→Half

12.4 - 13.1 mi

Top 55%
×2story building
+19ft-37ft

Overall

14529

Females

4398

F40-44

4398

Half→25K

13.1 - 15.5 mi

Top 52%
×4story building
+66ft-88ft

Overall

13952

Females

4188

F40-44

4188

25K→30K

15.5 - 18.6 mi

Top 49%
×9story building
+181ft-148ft

Overall

13069

Females

3798

F40-44

3798

30K→20M

18.6 - 20.0 mi

Top 40%
×5story building
+64ft-50ft

Overall

10646

Females

2572

F40-44

2572

20M→21M

20.0 - 21.0 mi

Top 38%
×8story building
+106ft-24ft

Overall

10008

Females

2400

F40-44

2400

21M→35K

21.0 - 21.8 mi

Top 41%
×7story building
+17ft-86ft

Overall

10875

Females

2827

F40-44

2827

35K→23M

21.8 - 23.0 mi

Top 43%
×5story building
+23ft-63ft

Overall

11411

Females

3226

F40-44

3226

23M→24M

23.0 - 24.0 mi

Top 38%
×6story building
+12ft-82ft

Overall

9986

Females

2604

F40-44

2604

24M→40K

24.0 - 24.9 mi

Top 34%
×1story
+6ft-20ft

Overall

8960

Females

2176

F40-44

2176

40K→25.2M

24.9 - 25.2 mi

Top 38%
×1story
+13ft-16ft

Overall

9999

Females

2715

F40-44

2715

25.2M→Finish

25.2 - 26.2 mi

Top 26%
×2story building
+22ft-21ft

Overall

6899

Females

1404

F40-44

1404

Passing Analysis

Category:
Athletes Passed
4696
Passed By
279
Net Change
+4417
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#18261
5K → 10K580162+418#18261#17843
10K → 15K48362+421#17843#17422
15K → 20K52721+506#17422#16916
20K → Half1142+112#16916#16804
Half → 25K4646+458#16804#16346
25K → 30K6205+615#16346#15731
30K → 20M3911+390#15731#15341
20M → 21M3081+307#15341#15034
21M → 35K1622+160#15034#14874
35K → 23M22111+210#14874#14664
23M → 24M2225+217#14664#14447
24M → 40K2071+206#14447#14241
40K → 25.2M820+82#14241#14159
25.2M → Finish3150+315#14159#13844
TOTALS4696279+4417
📊

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