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BOSTON MARATHON 2024

Karyn Sable Feder

Bib: 21236•F

NJ

0:00
0:00
/ mi
Masters
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Overall
#0 / 25550
Gender (Female)
#0 / 10924
Masters (Masters Women)
#0 / 6263
Division (F55-59)
#0 / 876
Top 37%
Race Day Weather
55°/45°F
scattered clouds

⏱️ 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
8:56/mi
27:44
↑ 97↓ 3451.5%
10K· 6.21 mi
8:55/mi
55:27
↑ 79↓ 1380.4%
15K· 9.32 mi
8:52/mi
1:22:59
↑ 67↓ 78
20K· 12.43 mi
9:12/mi
1:51:35
↑ 106↓ 860.1%
Half· 13.11 mi
8:51/mi
1:57:37
↑ 19↓ 370.5%
25K· 15.53 mi
9:32/mi
2:20:43
↑ 66↓ 880.2%
30K· 18.64 mi
9:36/mi
2:50:31
↑ 181↓ 1480.2%
20M
9:38/mi
3:03:36
↑ 64↓ 500.2%
21M
11:30/mi
3:15:06
↑ 106↓ 241.6%
35K· 21.75 mi
9:28/mi
3:22:11
↑ 17↓ 861.7%
23M
9:53/mi
3:34:33
↑ 23↓ 630.6%
24M
9:25/mi
3:43:58
↓ 821.3%
40K· 24.85 mi
9:41/mi
3:52:15
↓ 200.3%
25.2M
10:38/mi
3:55:55
↑ 13↓ 160.2%
Finish· 26.22 mi
8:59/mi
4:05:04
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:57:37
Pace8:58 /mi
2nd Half
Distance13.11 mi
Time2:07:27
Pace9:43 /mi
📊Positive Split: 8.4% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:24:3327:448:5627:44
8:56
-
10K
6.21 mi11:52:1655:278:5527:43
8:55
-0:01
15K
9.32 mi12:19:481:22:598:5427:32
8:52
-0:03
20K
12.43 mi12:48:241:51:358:5928:36
9:12
+0:20
Half
13.11 mi12:54:261:57:378:586:02
8:51
-0:21
25K
15.53 mi13:17:322:20:439:0423:06
9:32
+0:41
30K
18.64 mi13:47:202:50:319:0929:48
9:36
+0:04
20M
20.00 mi14:00:253:03:369:1113:05
9:38
+0:02
21M
21.00 mi14:11:553:15:069:1711:30
11:30
+1:52
35K
21.75 mi14:19:003:22:119:187:05
9:28
-2:02
23M
23.00 mi14:31:223:34:339:2012:22
9:53
+0:25
24M
24.00 mi14:40:473:43:589:209:25
9:25
-0:28
40K
24.85 mi14:49:043:52:159:218:17
9:41
+0:16
25.2M
25.20 mi14:52:443:55:559:223:40
10:38
+0:57
Finish
26.22 mi15:01:534:05:049:219:09
8:59
-1:39

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

8:51 /mi

Average Pace

9:21 /mi

Slowest Pace

11:30 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:38:10

40% of race

Time at Steady Pace

1:59:22

49% of race

Time at Slower Pace

27:32

11% of race

Average Pace: 9:21 /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 mi11:24:3327:448:5627:44
8:56
#19786
10K
6.21 mi11:52:1655:278:5527:43
8:55
#19576
15K
9.32 mi12:19:481:22:598:5427:32
8:52
#19159
20K
12.43 mi12:48:241:51:358:5928:36
9:12
#18860
Half
13.11 mi12:54:261:57:378:586:02
8:51
#18800
25K
15.53 mi13:17:322:20:439:0423:06
9:32
#18570
30K
18.64 mi13:47:202:50:319:0929:48
9:36
#18035
20M
20.00 mi14:00:253:03:369:1113:05
9:38
#17798
21M
21.00 mi14:11:553:15:069:1711:30
11:30
#17818
35K
21.75 mi14:19:003:22:119:187:05
9:28
#17716
23M
23.00 mi14:31:223:34:339:2012:22
9:53
#17539
24M
24.00 mi14:40:473:43:589:209:25
9:25
#17401
40K
24.85 mi14:49:043:52:159:218:17
9:41
#17241
25.2M
25.20 mi14:52:443:55:559:223:40
10:38
#17149
Finish
26.22 mi15:01:534:05:049:219:09
8:59
#17006
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF55-59Seg. OverallSeg. FemalesSeg. F55-59
5K3.11 mi3.11 mi197867762776218274(Top 72%)6852(Top 63%)6852(Top 782%)
10K6.21 mi3.10 mi19576+2107631+1317631+13119427(Top 76%)7516(Top 69%)7516(Top 858%)
15K9.32 mi3.11 mi19159+4177385+2467385+24618274(Top 72%)6852(Top 63%)6852(Top 782%)
20K12.43 mi3.11 mi18860+2997210+1757210+17518212(Top 71%)6814(Top 62%)6814(Top 778%)
Half13.11 mi0.68 mi18800+607186+247186+2417568(Top 69%)6555(Top 60%)6555(Top 748%)
25K15.53 mi2.42 mi18570+2307075+1117075+11117649(Top 69%)6627(Top 61%)6627(Top 757%)
30K18.64 mi3.11 mi18035+5356849+2266849+22615819(Top 62%)5867(Top 54%)5867(Top 670%)
20M20.00 mi1.36 mi17798+2376751+986751+9815087(Top 59%)5725(Top 52%)5725(Top 654%)
21M21.00 mi1.00 mi17818-206798-476798-4717656(Top 69%)7169(Top 66%)7169(Top 818%)
35K21.75 mi0.75 mi17716+1026749+496749+4915408(Top 60%)6045(Top 55%)6045(Top 690%)
23M23.00 mi1.25 mi17539+1776669+806669+8015063(Top 59%)5952(Top 54%)5952(Top 679%)
24M24.00 mi1.00 mi17401+1386618+516618+5114151(Top 55%)5520(Top 51%)5520(Top 630%)
40K24.85 mi0.85 mi17241+1606558+606558+6013863(Top 54%)5467(Top 50%)5467(Top 624%)
25.2M25.20 mi0.35 mi17149+926526+326526+3213327(Top 52%)5251(Top 48%)5251(Top 599%)
Finish26.22 mi1.02 mi17006+1436476+506476+5014129(Top 55%)5549(Top 51%)5549(Top 633%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 72%
×21story building
+97ft-345ft

Overall

18274

Females

6852

F55-59

6852

5K→10K

3.1 - 6.2 mi

Top 76%
×5story building
+79ft-138ft

Overall

19427

Females

7516

F55-59

7516

10K→15K

6.2 - 9.3 mi

Top 72%
×3story building
+67ft-78ft

Overall

18274

Females

6852

F55-59

6852

15K→20K

9.3 - 12.4 mi

Top 71%
×5story building
+106ft-86ft

Overall

18212

Females

6814

F55-59

6814

20K→Half

12.4 - 13.1 mi

Top 69%
×2story building
+19ft-37ft

Overall

17568

Females

6555

F55-59

6555

Half→25K

13.1 - 15.5 mi

Top 69%
×4story building
+66ft-88ft

Overall

17649

Females

6627

F55-59

6627

25K→30K

15.5 - 18.6 mi

Top 62%
×9story building
+181ft-148ft

Overall

15819

Females

5867

F55-59

5867

30K→20M

18.6 - 20.0 mi

Top 59%
×5story building
+64ft-50ft

Overall

15087

Females

5725

F55-59

5725

20M→21M

20.0 - 21.0 mi

Top 69%
×8story building
+106ft-24ft

Overall

17656

Females

7169

F55-59

7169

21M→35K

21.0 - 21.8 mi

Top 60%
×7story building
+17ft-86ft

Overall

15408

Females

6045

F55-59

6045

35K→23M

21.8 - 23.0 mi

Top 59%
×5story building
+23ft-63ft

Overall

15063

Females

5952

F55-59

5952

23M→24M

23.0 - 24.0 mi

Top 55%
×6story building
+12ft-82ft

Overall

14151

Females

5520

F55-59

5520

24M→40K

24.0 - 24.9 mi

Top 54%
×1story
+6ft-20ft

Overall

13863

Females

5467

F55-59

5467

40K→25.2M

24.9 - 25.2 mi

Top 52%
×1story
+13ft-16ft

Overall

13327

Females

5251

F55-59

5251

25.2M→Finish

25.2 - 26.2 mi

Top 55%
×2story building
+22ft-21ft

Overall

14129

Females

5549

F55-59

5549

Passing Analysis

Category:
Athletes Passed
3435
Passed By
655
Net Change
+2780
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#19786
5K → 10K370160+210#19786#19576
10K → 15K47053+417#19576#19159
15K → 20K411112+299#19159#18860
20K → Half7212+60#18860#18800
Half → 25K31787+230#18800#18570
25K → 30K56429+535#18570#18035
30K → 20M25316+237#18035#17798
20M → 21M94114-20#17798#17818
21M → 35K12018+102#17818#17716
35K → 23M19821+177#17716#17539
23M → 24M1479+138#17539#17401
24M → 40K1688+160#17401#17241
40K → 25.2M953+92#17241#17149
25.2M → Finish15613+143#17149#17006
TOTALS3435655+2780
📊

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