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BOSTON MARATHON 2023

Karyn Sable Feder

Bib: 22150•F

NJ

0:00
0:00
/ mi
Masters
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Overall
#0 / 26622
Gender (Female)
#0 / 11423
Masters (Masters Women)
#0 / 6539
Top 47%
Division (F55-59)
#0 / 815
Top 23%
Race Day Weather
49°/39°F
light intensity drizzle

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
27:21
Rank: #19475
Start → 5K
27:21 | 8:48/mi
10K· 6.21 mi
54:15
Rank: #19308 (+167)
5K → 10K
26:54 | 8:39/mi
15K· 9.32 mi
1:20:58
Rank: #18972 (+336)
10K → 15K
26:43 | 8:36/mi
20K· 12.43 mi
1:47:38
Rank: #18588 (+384)
15K → 20K
26:40 | 8:35/mi
Half· 13.11 mi
1:53:29
Rank: #18562 (+26)
20K → Half
5:51 | 8:34/mi
25K· 15.53 mi
2:14:14
Rank: #18216 (+346)
Half → 25K
20:45 | 8:33/mi
30K· 18.64 mi
2:41:51
Rank: #17869 (+347)
25K → 30K
27:37 | 8:53/mi
20M
2:54:00
Rank: #17729 (+140)
30K → 20M
12:09 | 8:56/mi
21M
3:03:35
Rank: #17647 (+82)
20M → 21M
9:35 | 9:35/mi
35K· 21.75 mi
3:10:13
Rank: #17618 (+29)
21M → 35K
6:38 | 8:52/mi
23M
3:21:37
Rank: #17550 (+68)
35K → 23M
11:24 | 9:06/mi
24M
3:30:33
Rank: #17539 (+11)
23M → 24M
8:56 | 8:56/mi
40K· 24.85 mi
3:38:12
Rank: #17476 (+63)
24M → 40K
7:39 | 8:57/mi
25.2M
3:41:31
Rank: #17450 (+26)
40K → 25.2M
3:19 | 9:37/mi
Finish· 26.22 mi
3:50:05
Rank: #17365 (+85)
25.2M → Finish
8:34 | 8:24/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:53:29
Pace8:39 /mi
2nd Half
Distance13.11 mi
Time1:56:36
Pace8:54 /mi
📊Positive Split: 2.7% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:21:4427:218:4827:21
8:48
-
10K
6.21 mi11:48:3854:158:4426:54
8:39
-0:09
15K
9.32 mi12:15:211:20:588:4126:43
8:36
-0:03
20K
12.43 mi12:42:011:47:388:4026:40
8:35
-0:01
Half
13.11 mi12:47:521:53:298:395:51
8:34
-0:01
25K
15.53 mi13:08:372:14:148:3820:45
8:33
-0:01
30K
18.64 mi13:36:142:41:518:4127:37
8:53
+0:20
20M
20.00 mi13:48:232:54:008:4212:09
8:56
+0:03
21M
21.00 mi13:57:583:03:358:459:35
9:35
+0:39
35K
21.75 mi14:04:363:10:138:456:38
8:52
-0:43
23M
23.00 mi14:16:003:21:378:4611:24
9:06
+0:14
24M
24.00 mi14:24:563:30:338:468:56
8:56
-0:10
40K
24.85 mi14:32:353:38:128:477:39
8:57
+0:01
25.2M
25.20 mi14:35:543:41:318:473:19
9:37
+0:40
Finish
26.22 mi14:44:283:50:058:478:34
8:24
-1:13

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

8:24 /mi

Average Pace

8:47 /mi

Slowest Pace

9:37 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

3:37:11

94% of race

Time at Steady Pace

12:54

6% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 8:47 /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 mi11:21:4427:218:4827:21
8:48
#19475
10K
6.21 mi11:48:3854:158:4426:54
8:39
#19308
15K
9.32 mi12:15:211:20:588:4126:43
8:36
#18972
20K
12.43 mi12:42:011:47:388:4026:40
8:35
#18588
Half
13.11 mi12:47:521:53:298:395:51
8:34
#18562
25K
15.53 mi13:08:372:14:148:3820:45
8:33
#18216
30K
18.64 mi13:36:142:41:518:4127:37
8:53
#17869
20M
20.00 mi13:48:232:54:008:4212:09
8:56
#17729
21M
21.00 mi13:57:583:03:358:459:35
9:35
#17647
35K
21.75 mi14:04:363:10:138:456:38
8:52
#17618
23M
23.00 mi14:16:003:21:378:4611:24
9:06
#17550
24M
24.00 mi14:24:563:30:338:468:56
8:56
#17539
40K
24.85 mi14:32:353:38:128:477:39
8:57
#17476
25.2M
25.20 mi14:35:543:41:318:473:19
9:37
#17450
Finish
26.22 mi14:44:283:50:058:478:34
8:24
#17365
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF55-59Seg. OverallSeg. FemalesSeg. F55-59
5K3.11 mi3.11 mi194757494749418447(Top 69%)6762(Top 59%)6762(Top 830%)
10K6.21 mi3.10 mi19308+1677339+1557339+15519183(Top 72%)7188(Top 63%)7188(Top 882%)
15K9.32 mi3.11 mi18972+3367116+2237116+22318447(Top 69%)6762(Top 59%)6762(Top 830%)
20K12.43 mi3.11 mi18588+3846859+2576859+25717393(Top 65%)6164(Top 54%)6164(Top 756%)
Half13.11 mi0.68 mi18562+266841+186841+1818208(Top 68%)6603(Top 58%)6603(Top 810%)
25K15.53 mi2.42 mi18216+3466658+1836658+18316555(Top 62%)5757(Top 50%)5757(Top 706%)
30K18.64 mi3.11 mi17869+3476484+1746484+17416607(Top 62%)5844(Top 51%)5844(Top 717%)
20M20.00 mi1.36 mi17729+1406415+696415+6916252(Top 61%)5723(Top 50%)5723(Top 702%)
21M21.00 mi1.00 mi17647+826378+376378+3716376(Top 62%)5842(Top 51%)5842(Top 717%)
35K21.75 mi0.75 mi17618+296376+26376+217302(Top 65%)6442(Top 56%)6442(Top 790%)
23M23.00 mi1.25 mi17550+686353+236353+2316583(Top 62%)6072(Top 53%)6072(Top 745%)
24M24.00 mi1.00 mi17539+116355-26355-216942(Top 64%)6323(Top 55%)6323(Top 776%)
40K24.85 mi0.85 mi17476+636327+286327+2815904(Top 60%)5802(Top 51%)5802(Top 712%)
25.2M25.20 mi0.35 mi17450+266322+56322+515808(Top 59%)5764(Top 50%)5764(Top 707%)
Finish26.22 mi1.02 mi17365+856286+366286+3614826(Top 56%)5175(Top 45%)5175(Top 635%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 69%
×21stories
+97ft-345ft

Overall

18447

Females

6762

F55-59

6762

5K→10K

3.1 - 6.2 mi

Top 72%
×5stories
+79ft-138ft

Overall

19183

Females

7188

F55-59

7188

10K→15K

6.2 - 9.3 mi

Top 69%
×3stories
+67ft-78ft

Overall

18447

Females

6762

F55-59

6762

15K→20K

9.3 - 12.4 mi

Top 65%
×5stories
+106ft-86ft

Overall

17393

Females

6164

F55-59

6164

20K→Half

12.4 - 13.1 mi

Top 68%
×2stories
+19ft-37ft

Overall

18208

Females

6603

F55-59

6603

Half→25K

13.1 - 15.5 mi

Top 62%
×4stories
+66ft-88ft

Overall

16555

Females

5757

F55-59

5757

25K→30K

15.5 - 18.6 mi

Top 62%
×9stories
+181ft-148ft

Overall

16607

Females

5844

F55-59

5844

30K→20M

18.6 - 20.0 mi

Top 61%
×5stories
+64ft-50ft

Overall

16252

Females

5723

F55-59

5723

20M→21M

20.0 - 21.0 mi

Top 62%
×8stories
+106ft-24ft

Overall

16376

Females

5842

F55-59

5842

21M→35K

21.0 - 21.8 mi

Top 65%
×7stories
+17ft-86ft

Overall

17302

Females

6442

F55-59

6442

35K→23M

21.8 - 23.0 mi

Top 62%
×5stories
+23ft-63ft

Overall

16583

Females

6072

F55-59

6072

23M→24M

23.0 - 24.0 mi

Top 64%
×6stories
+12ft-82ft

Overall

16942

Females

6323

F55-59

6323

24M→40K

24.0 - 24.9 mi

Top 60%
×1story
+6ft-20ft

Overall

15904

Females

5802

F55-59

5802

40K→25.2M

24.9 - 25.2 mi

Top 59%
×1story
+13ft-16ft

Overall

15808

Females

5764

F55-59

5764

25.2M→Finish

25.2 - 26.2 mi

Top 56%
×2stories
+22ft-21ft

Overall

14826

Females

5175

F55-59

5175

Passing Analysis

Category:
Athletes Passed
2809
Passed By
699
Net Change
+2110
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#19475
5K → 10K431264+167#19475#19308
10K → 15K39862+336#19308#18972
15K → 20K41430+384#18972#18588
20K → Half4317+26#18588#18562
Half → 25K35812+346#18562#18216
25K → 30K38538+347#18216#17869
30K → 20M16727+140#17869#17729
20M → 21M12341+82#17729#17647
21M → 35K6536+29#17647#17618
35K → 23M11648+68#17618#17550
23M → 24M6554+11#17550#17539
24M → 40K9330+63#17539#17476
40K → 25.2M4519+26#17476#17450
25.2M → Finish10621+85#17450#17365
TOTALS2809699+2110
📊

Passing Visuals

Category:
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🔥Passing Intensity

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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