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BOSTON MARATHON 2023

Yulia Wegg-Prosser

Bib: 21531•F

0:00
0:00
/ mi
Masters
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Overall
#0 / 26622
Gender (Female)
#0 / 11423
Masters (Masters Women)
#0 / 6539
Top 42%
Division (F50-54)
#0 / 1207
Top 35%
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
8:39/mi
26:51
↑ 97↓ 3451.5%
10K· 6.21 mi
8:38/mi
53:40
↑ 79↓ 1380.4%
15K· 9.32 mi
8:36/mi
1:20:22
↑ 67↓ 78
20K· 12.43 mi
8:35/mi
1:47:03
↑ 106↓ 860.1%
Half· 13.11 mi
8:36/mi
1:52:55
↑ 19↓ 370.5%
25K· 15.53 mi
8:43/mi
2:14:03
↑ 66↓ 880.2%
30K· 18.64 mi
9:01/mi
2:42:05
↑ 181↓ 1480.2%
20M
8:56/mi
2:54:13
↑ 64↓ 500.2%
21M
9:21/mi
3:03:34
↑ 106↓ 241.6%
35K· 21.75 mi
8:11/mi
3:09:41
↑ 17↓ 861.7%
23M
8:30/mi
3:20:20
↑ 23↓ 630.6%
24M
8:24/mi
3:28:44
↓ 821.3%
40K· 24.85 mi
8:40/mi
3:36:09
↓ 200.3%
25.2M
9:02/mi
3:39:16
↑ 13↓ 160.2%
Finish· 26.22 mi
8:08/mi
3:47:33
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:52:55
Pace8:37 /mi
2nd Half
Distance13.11 mi
Time1:54:38
Pace8:45 /mi
📊Positive Split: 1.5% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:18:5026:518:3926:51
8:39
-
10K
6.21 mi11:45:3953:408:3826:49
8:38
-0:01
15K
9.32 mi12:12:211:20:228:3726:42
8:36
-0:02
20K
12.43 mi12:39:021:47:038:3726:41
8:35
-0:01
Half
13.11 mi12:44:541:52:558:375:52
8:36
+0:01
25K
15.53 mi13:06:022:14:038:3821:08
8:43
+0:07
30K
18.64 mi13:34:042:42:058:4228:02
9:01
+0:18
20M
20.00 mi13:46:122:54:138:4312:08
8:56
-0:05
21M
21.00 mi13:55:333:03:348:449:21
9:21
+0:25
35K
21.75 mi14:01:403:09:418:436:07
8:11
-1:10
23M
23.00 mi14:12:193:20:208:4310:39
8:30
+0:19
24M
24.00 mi14:20:433:28:448:428:24
8:24
-0:06
40K
24.85 mi14:28:083:36:098:427:25
8:40
+0:16
25.2M
25.20 mi14:31:153:39:168:423:07
9:02
+0:22
Finish
26.22 mi14:39:323:47:338:418:17
8:08
-0:54

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

8:08 /mi

Average Pace

8:41 /mi

Slowest Pace

9:21 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

3:07:03

82% of race

Time at Steady Pace

40:30

18% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 8:41 /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 mi11:18:5026:518:3926:51
8:39
#18508
10K
6.21 mi11:45:3953:408:3826:49
8:38
#18726
15K
9.32 mi12:12:211:20:228:3726:42
8:36
#18603
20K
12.43 mi12:39:021:47:038:3726:41
8:35
#18291
Half
13.11 mi12:44:541:52:558:375:52
8:36
#18288
25K
15.53 mi13:06:022:14:038:3821:08
8:43
#18140
30K
18.64 mi13:34:042:42:058:4228:02
9:01
#17944
20M
20.00 mi13:46:122:54:138:4312:08
8:56
#17783
21M
21.00 mi13:55:333:03:348:449:21
9:21
#17640
35K
21.75 mi14:01:403:09:418:436:07
8:11
#17474
23M
23.00 mi14:12:193:20:208:4310:39
8:30
#17236
24M
24.00 mi14:20:433:28:448:428:24
8:24
#17069
40K
24.85 mi14:28:083:36:098:427:25
8:40
#16970
25.2M
25.20 mi14:31:153:39:168:423:07
9:02
#16910
Finish
26.22 mi14:39:323:47:338:418:17
8:08
#16763
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF50-54Seg. OverallSeg. FemalesSeg. F50-54
5K3.11 mi3.11 mi185086873687318403(Top 69%)6735(Top 59%)6735(Top 558%)
10K6.21 mi3.10 mi18726-2186962-896962-8919019(Top 71%)7086(Top 62%)7086(Top 587%)
15K9.32 mi3.11 mi18603+1236882+806882+8018403(Top 69%)6735(Top 59%)6735(Top 558%)
20K12.43 mi3.11 mi18291+3126685+1976685+19717428(Top 65%)6181(Top 54%)6181(Top 512%)
Half13.11 mi0.68 mi18288+36686-16686-118329(Top 69%)6664(Top 58%)6664(Top 552%)
25K15.53 mi2.42 mi18140+1486615+716615+7117468(Top 66%)6261(Top 55%)6261(Top 519%)
30K18.64 mi3.11 mi17944+1966532+836532+8317301(Top 65%)6244(Top 55%)6244(Top 517%)
20M20.00 mi1.36 mi17783+1616449+836449+8316181(Top 61%)5678(Top 50%)5678(Top 470%)
21M21.00 mi1.00 mi17640+1436374+756374+7515282(Top 57%)5219(Top 46%)5219(Top 432%)
35K21.75 mi0.75 mi17474+1666288+866288+8613338(Top 50%)4200(Top 37%)4200(Top 348%)
23M23.00 mi1.25 mi17236+2386161+1276161+12713314(Top 50%)4256(Top 37%)4256(Top 353%)
24M24.00 mi1.00 mi17069+1676082+796082+7913918(Top 52%)4633(Top 41%)4633(Top 384%)
40K24.85 mi0.85 mi16970+996045+376045+3714405(Top 54%)4977(Top 44%)4977(Top 412%)
25.2M25.20 mi0.35 mi16910+606020+256020+2512857(Top 48%)4190(Top 37%)4190(Top 347%)
Finish26.22 mi1.02 mi16763+1475941+795941+7913020(Top 49%)4236(Top 37%)4236(Top 351%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 69%
×21story building
+97ft-345ft

Overall

18403

Females

6735

F50-54

6735

5K→10K

3.1 - 6.2 mi

Top 71%
×5story building
+79ft-138ft

Overall

19019

Females

7086

F50-54

7086

10K→15K

6.2 - 9.3 mi

Top 69%
×3story building
+67ft-78ft

Overall

18403

Females

6735

F50-54

6735

15K→20K

9.3 - 12.4 mi

Top 65%
×5story building
+106ft-86ft

Overall

17428

Females

6181

F50-54

6181

20K→Half

12.4 - 13.1 mi

Top 69%
×2story building
+19ft-37ft

Overall

18329

Females

6664

F50-54

6664

Half→25K

13.1 - 15.5 mi

Top 66%
×4story building
+66ft-88ft

Overall

17468

Females

6261

F50-54

6261

25K→30K

15.5 - 18.6 mi

Top 65%
×9story building
+181ft-148ft

Overall

17301

Females

6244

F50-54

6244

30K→20M

18.6 - 20.0 mi

Top 61%
×5story building
+64ft-50ft

Overall

16181

Females

5678

F50-54

5678

20M→21M

20.0 - 21.0 mi

Top 57%
×8story building
+106ft-24ft

Overall

15282

Females

5219

F50-54

5219

21M→35K

21.0 - 21.8 mi

Top 50%
×7story building
+17ft-86ft

Overall

13338

Females

4200

F50-54

4200

35K→23M

21.8 - 23.0 mi

Top 50%
×5story building
+23ft-63ft

Overall

13314

Females

4256

F50-54

4256

23M→24M

23.0 - 24.0 mi

Top 52%
×6story building
+12ft-82ft

Overall

13918

Females

4633

F50-54

4633

24M→40K

24.0 - 24.9 mi

Top 54%
×1story
+6ft-20ft

Overall

14405

Females

4977

F50-54

4977

40K→25.2M

24.9 - 25.2 mi

Top 48%
×1story
+13ft-16ft

Overall

12857

Females

4190

F50-54

4190

25.2M→Finish

25.2 - 26.2 mi

Top 49%
×2story building
+22ft-21ft

Overall

13020

Females

4236

F50-54

4236

Passing Analysis

Category:
Athletes Passed
2614
Passed By
869
Net Change
+1745
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#18508
5K → 10K235453-218#18508#18726
10K → 15K244121+123#18726#18603
15K → 20K34937+312#18603#18291
20K → Half2724+3#18291#18288
Half → 25K20456+148#18288#18140
25K → 30K28791+196#18140#17944
30K → 20M18423+161#17944#17783
20M → 21M16421+143#17783#17640
21M → 35K1715+166#17640#17474
35K → 23M2435+238#17474#17236
23M → 24M1725+167#17236#17069
24M → 40K11112+99#17069#16970
40K → 25.2M655+60#16970#16910
25.2M → Finish15811+147#16910#16763
TOTALS2614869+1745
📊

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