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BOSTON MARATHON 2023

Katarzyna Wybranczyk

Bib: 23495•F

NY

0:00
0:00
/ mi
Masters
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Overall
#0 / 26622
Gender (Female)
#0 / 11423
Masters (Masters Women)
#0 / 6539
Division (F55-59)
#0 / 815
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
9:25/mi
29:14
↑ 97↓ 3451.5%
10K· 6.21 mi
9:00/mi
57:13
↑ 79↓ 1380.4%
15K· 9.32 mi
9:13/mi
1:25:50
↑ 67↓ 78
20K· 12.43 mi
9:40/mi
1:55:52
↑ 106↓ 860.1%
Half· 13.11 mi
9:36/mi
2:02:25
↑ 19↓ 370.5%
25K· 15.53 mi
10:01/mi
2:26:43
↑ 66↓ 880.2%
30K· 18.64 mi
10:16/mi
2:58:36
↑ 181↓ 1480.2%
20M
10:16/mi
3:12:33
↑ 64↓ 500.2%
21M
11:15/mi
3:23:48
↑ 106↓ 241.6%
35K· 21.75 mi
9:47/mi
3:31:07
↑ 17↓ 861.7%
23M
10:05/mi
3:43:44
↑ 23↓ 630.6%
24M
9:47/mi
3:53:31
↓ 821.3%
40K· 24.85 mi
9:40/mi
4:01:47
↓ 200.3%
25.2M
10:41/mi
4:05:28
↑ 13↓ 160.2%
Finish· 26.22 mi
9:09/mi
4:14:47
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time2:02:25
Pace9:20 /mi
2nd Half
Distance13.11 mi
Time2:12:22
Pace10:06 /mi
📊Positive Split: 8.1% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:24:3929:149:2529:14
9:25
-
10K
6.21 mi11:52:3857:139:1227:59
9:00
-0:25
15K
9.32 mi12:21:151:25:509:1328:37
9:13
+0:13
20K
12.43 mi12:51:171:55:529:1930:02
9:40
+0:27
Half
13.11 mi12:57:502:02:259:206:33
9:36
-0:04
25K
15.53 mi13:22:082:26:439:2724:18
10:01
+0:25
30K
18.64 mi13:54:012:58:369:3531:53
10:16
+0:15
20M
20.00 mi14:07:583:12:339:3813:57
10:16
0:00
21M
21.00 mi14:19:133:23:489:4211:15
11:15
+0:59
35K
21.75 mi14:26:323:31:079:427:19
9:47
-1:28
23M
23.00 mi14:39:093:43:449:4412:37
10:05
+0:18
24M
24.00 mi14:48:563:53:319:449:47
9:47
-0:18
40K
24.85 mi14:57:124:01:479:448:16
9:40
-0:07
25.2M
25.20 mi15:00:534:05:289:443:41
10:41
+1:01
Finish
26.22 mi15:10:124:14:479:439:19
9:09
-1:32

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

9:00 /mi

Average Pace

9:43 /mi

Slowest Pace

11:15 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:35:09

37% of race

Time at Steady Pace

1:26:15

34% of race

Time at Slower Pace

1:13:23

29% of race

Average Pace: 9:43 /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 mi11:24:3929:149:2529:14
9:25
#21831
10K
6.21 mi11:52:3857:139:1227:59
9:00
#21425
15K
9.32 mi12:21:151:25:509:1328:37
9:13
#21395
20K
12.43 mi12:51:171:55:529:1930:02
9:40
#21583
Half
13.11 mi12:57:502:02:259:206:33
9:36
#21635
25K
15.53 mi13:22:082:26:439:2724:18
10:01
#21712
30K
18.64 mi13:54:012:58:369:3531:53
10:16
#21695
20M
20.00 mi14:07:583:12:339:3813:57
10:16
#21663
21M
21.00 mi14:19:133:23:489:4211:15
11:15
#21661
35K
21.75 mi14:26:323:31:079:427:19
9:47
#21625
23M
23.00 mi14:39:093:43:449:4412:37
10:05
#21544
24M
24.00 mi14:48:563:53:319:449:47
9:47
#21479
40K
24.85 mi14:57:124:01:479:448:16
9:40
#21373
25.2M
25.20 mi15:00:534:05:289:443:41
10:41
#21325
Finish
26.22 mi15:10:124:14:479:439:19
9:09
#21240
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF55-59Seg. OverallSeg. FemalesSeg. F55-59
5K3.11 mi3.11 mi218318800880021352(Top 80%)8427(Top 74%)8427(Top 1034%)
10K6.21 mi3.10 mi21425+4068546+2548546+25420912(Top 79%)8215(Top 72%)8215(Top 1008%)
15K9.32 mi3.11 mi21395+308498+488498+4821352(Top 80%)8427(Top 74%)8427(Top 1034%)
20K12.43 mi3.11 mi21583-1888599-1018599-10122052(Top 83%)8830(Top 77%)8830(Top 1083%)
Half13.11 mi0.68 mi21635-528627-288627-2822387(Top 84%)8995(Top 79%)8995(Top 1104%)
25K15.53 mi2.42 mi21712-778663-368663-3622262(Top 84%)8978(Top 79%)8978(Top 1102%)
30K18.64 mi3.11 mi21695+178665-28665-221696(Top 81%)8736(Top 76%)8736(Top 1072%)
20M20.00 mi1.36 mi21663+328657+88657+821190(Top 80%)8513(Top 75%)8513(Top 1045%)
21M21.00 mi1.00 mi21661+28666-98666-921381(Top 80%)8672(Top 76%)8672(Top 1064%)
35K21.75 mi0.75 mi21625+368657+98657+920708(Top 78%)8339(Top 73%)8339(Top 1023%)
23M23.00 mi1.25 mi21544+818624+338624+3320225(Top 76%)8095(Top 71%)8095(Top 993%)
24M24.00 mi1.00 mi21479+658600+248600+2420192(Top 76%)8085(Top 71%)8085(Top 992%)
40K24.85 mi0.85 mi21373+1068556+448556+4418951(Top 71%)7474(Top 65%)7474(Top 917%)
25.2M25.20 mi0.35 mi21325+488534+228534+2219695(Top 74%)7903(Top 69%)7903(Top 970%)
Finish26.22 mi1.02 mi21240+858495+398495+3918685(Top 70%)7278(Top 64%)7278(Top 893%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 80%
×21story building
+97ft-345ft

Overall

21352

Females

8427

F55-59

8427

5K→10K

3.1 - 6.2 mi

Top 79%
×5story building
+79ft-138ft

Overall

20912

Females

8215

F55-59

8215

10K→15K

6.2 - 9.3 mi

Top 80%
×3story building
+67ft-78ft

Overall

21352

Females

8427

F55-59

8427

15K→20K

9.3 - 12.4 mi

Top 83%
×5story building
+106ft-86ft

Overall

22052

Females

8830

F55-59

8830

20K→Half

12.4 - 13.1 mi

Top 84%
×2story building
+19ft-37ft

Overall

22387

Females

8995

F55-59

8995

Half→25K

13.1 - 15.5 mi

Top 84%
×4story building
+66ft-88ft

Overall

22262

Females

8978

F55-59

8978

25K→30K

15.5 - 18.6 mi

Top 81%
×9story building
+181ft-148ft

Overall

21696

Females

8736

F55-59

8736

30K→20M

18.6 - 20.0 mi

Top 80%
×5story building
+64ft-50ft

Overall

21190

Females

8513

F55-59

8513

20M→21M

20.0 - 21.0 mi

Top 80%
×8story building
+106ft-24ft

Overall

21381

Females

8672

F55-59

8672

21M→35K

21.0 - 21.8 mi

Top 78%
×7story building
+17ft-86ft

Overall

20708

Females

8339

F55-59

8339

35K→23M

21.8 - 23.0 mi

Top 76%
×5story building
+23ft-63ft

Overall

20225

Females

8095

F55-59

8095

23M→24M

23.0 - 24.0 mi

Top 76%
×6story building
+12ft-82ft

Overall

20192

Females

8085

F55-59

8085

24M→40K

24.0 - 24.9 mi

Top 71%
×1story
+6ft-20ft

Overall

18951

Females

7474

F55-59

7474

40K→25.2M

24.9 - 25.2 mi

Top 74%
×1story
+13ft-16ft

Overall

19695

Females

7903

F55-59

7903

25.2M→Finish

25.2 - 26.2 mi

Top 70%
×2story building
+22ft-21ft

Overall

18685

Females

7278

F55-59

7278

Passing Analysis

Category:
Athletes Passed
1639
Passed By
1048
Net Change
+591
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#21831
5K → 10K519113+406#21831#21425
10K → 15K173143+30#21425#21395
15K → 20K70258-188#21395#21583
20K → Half1062-52#21583#21635
Half → 25K79156-77#21635#21712
25K → 30K154137+17#21712#21695
30K → 20M6836+32#21695#21663
20M → 21M6260+2#21663#21661
21M → 35K5721+36#21661#21625
35K → 23M10524+81#21625#21544
23M → 24M8015+65#21544#21479
24M → 40K12014+106#21479#21373
40K → 25.2M491+48#21373#21325
25.2M → Finish938+85#21325#21240
TOTALS16391048+591
📊

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