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BOSTON MARATHON 2024

Marci Shofkom

Bib: 18642•F

NY

0:00
0:00
/ mi
Masters
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Overall
#0 / 25550
Gender (Female)
#0 / 10924
Masters (Masters Women)
#0 / 6263
Top 41%
Division (F40-44)
#0 / 1613
Race Day Weather
55°/45°F
scattered clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
26:12
Rank: #17410
Start → 5K
8:26/mi
26:12 split
10K· 6.21 mi
52:14
Rank: #16963 (+447)
5K → 10K
8:23/mi
26:02 split
15K· 9.32 mi
1:18:01
Rank: #16348 (+615)
10K → 15K
8:18/mi
25:47 split
20K· 12.43 mi
1:44:19
Rank: #15810 (+538)
15K → 20K
8:28/mi
26:18 split
Half· 13.11 mi
1:49:54
Rank: #15717 (+93)
20K → Half
8:11/mi
5:35 split
25K· 15.53 mi
2:11:02
Rank: #15414 (+303)
Half → 25K
8:43/mi
21:08 split
30K· 18.64 mi
2:39:10
Rank: #15032 (+382)
25K → 30K
9:03/mi
28:08 split
20M
2:52:37
Rank: #15139 (-107)
30K → 20M
9:54/mi
13:27 split
21M
3:03:04
Rank: #15102 (+37)
20M → 21M
10:27/mi
10:27 split
35K· 21.75 mi
3:09:52
Rank: #15059 (+43)
21M → 35K
9:05/mi
6:48 split
23M
3:22:20
Rank: #15075 (-16)
35K → 23M
9:57/mi
12:28 split
24M
3:31:55
Rank: #15076 (-1)
23M → 24M
9:35/mi
9:35 split
40K· 24.85 mi
3:40:54
Rank: #15164 (-88)
24M → 40K
10:30/mi
8:59 split
25.2M
3:44:57
Rank: #15188 (-24)
40K → 25.2M
11:45/mi
4:03 split
Finish· 26.22 mi
3:54:30
Rank: #15200 (-12)
25.2M → Finish
9:22/mi
9:33 split

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:49:54
Pace8:23 /mi
2nd Half
Distance13.11 mi
Time2:04:36
Pace9:30 /mi
📊Positive Split: 13.4% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:18:2526:128:2626:12
8:26
-
10K
6.21 mi11:44:2752:148:2426:02
8:23
-0:03
15K
9.32 mi12:10:141:18:018:2225:47
8:18
-0:05
20K
12.43 mi12:36:321:44:198:2426:18
8:28
+0:10
Half
13.11 mi12:42:071:49:548:235:35
8:11
-0:17
25K
15.53 mi13:03:152:11:028:2621:08
8:43
+0:32
30K
18.64 mi13:31:232:39:108:3228:08
9:03
+0:20
20M
20.00 mi13:44:502:52:378:3813:27
9:54
+0:51
21M
21.00 mi13:55:173:03:048:4310:27
10:27
+0:33
35K
21.75 mi14:02:053:09:528:446:48
9:05
-1:22
23M
23.00 mi14:14:333:22:208:4812:28
9:57
+0:52
24M
24.00 mi14:24:083:31:558:509:35
9:35
-0:22
40K
24.85 mi14:33:073:40:548:538:59
10:30
+0:55
25.2M
25.20 mi14:37:103:44:578:564:03
11:45
+1:15
Finish
26.22 mi14:46:433:54:308:579:33
9:22
-2:23

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

8:11 /mi

Average Pace

8:57 /mi

Slowest Pace

11:45 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:49:54

47% of race

Time at Steady Pace

1:05:37

28% of race

Time at Slower Pace

58:59

25% of race

Average Pace: 8:57 /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 mi11:18:2526:128:2626:12
8:26
#17410
10K
6.21 mi11:44:2752:148:2426:02
8:23
#16963
15K
9.32 mi12:10:141:18:018:2225:47
8:18
#16348
20K
12.43 mi12:36:321:44:198:2426:18
8:28
#15810
Half
13.11 mi12:42:071:49:548:235:35
8:11
#15717
25K
15.53 mi13:03:152:11:028:2621:08
8:43
#15414
30K
18.64 mi13:31:232:39:108:3228:08
9:03
#15032
20M
20.00 mi13:44:502:52:378:3813:27
9:54
#15139
21M
21.00 mi13:55:173:03:048:4310:27
10:27
#15102
35K
21.75 mi14:02:053:09:528:446:48
9:05
#15059
23M
23.00 mi14:14:333:22:208:4812:28
9:57
#15075
24M
24.00 mi14:24:083:31:558:509:35
9:35
#15076
40K
24.85 mi14:33:073:40:548:538:59
10:30
#15164
25.2M
25.20 mi14:37:103:44:578:564:03
11:45
#15188
Finish
26.22 mi14:46:433:54:308:579:33
9:22
#15200
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF40-44Seg. OverallSeg. FemalesSeg. F40-44
5K3.11 mi3.11 mi174106410641015278(Top 60%)5136(Top 47%)5136(Top 318%)
10K6.21 mi3.10 mi16963+4476125+2856125+28516585(Top 65%)5879(Top 54%)5879(Top 364%)
15K9.32 mi3.11 mi16348+6155768+3575768+35715278(Top 60%)5136(Top 47%)5136(Top 318%)
20K12.43 mi3.11 mi15810+5385457+3115457+31114637(Top 57%)4797(Top 44%)4797(Top 297%)
Half13.11 mi0.68 mi15717+935406+515406+5113979(Top 55%)4473(Top 41%)4473(Top 277%)
25K15.53 mi2.42 mi15414+3035249+1575249+15714162(Top 55%)4695(Top 43%)4695(Top 291%)
30K18.64 mi3.11 mi15032+3825104+1455104+14513512(Top 53%)4577(Top 42%)4577(Top 284%)
20M20.00 mi1.36 mi15139-1075214-1105214-11016125(Top 63%)6271(Top 57%)6271(Top 389%)
21M21.00 mi1.00 mi15102+375233-195233-1914680(Top 57%)5660(Top 52%)5660(Top 351%)
35K21.75 mi0.75 mi15059+435227+65227+613785(Top 54%)5214(Top 48%)5214(Top 323%)
23M23.00 mi1.25 mi15075-165283-565283-5615331(Top 60%)6085(Top 56%)6085(Top 377%)
24M24.00 mi1.00 mi15076-15328-455328-4514821(Top 58%)5854(Top 54%)5854(Top 363%)
40K24.85 mi0.85 mi15164-885423-955423-9516722(Top 65%)6875(Top 63%)6875(Top 426%)
25.2M25.20 mi0.35 mi15188-245450-275450-2716709(Top 65%)6879(Top 63%)6879(Top 426%)
Finish26.22 mi1.02 mi15200-125475-255475-2515950(Top 62%)6483(Top 59%)6483(Top 402%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 60%
×21story building
+97ft-345ft

Overall

15278

Females

5136

F40-44

5136

5K→10K

3.1 - 6.2 mi

Top 65%
×5story building
+79ft-138ft

Overall

16585

Females

5879

F40-44

5879

10K→15K

6.2 - 9.3 mi

Top 60%
×3story building
+67ft-78ft

Overall

15278

Females

5136

F40-44

5136

15K→20K

9.3 - 12.4 mi

Top 57%
×5story building
+106ft-86ft

Overall

14637

Females

4797

F40-44

4797

20K→Half

12.4 - 13.1 mi

Top 55%
×2story building
+19ft-37ft

Overall

13979

Females

4473

F40-44

4473

Half→25K

13.1 - 15.5 mi

Top 55%
×4story building
+66ft-88ft

Overall

14162

Females

4695

F40-44

4695

25K→30K

15.5 - 18.6 mi

Top 53%
×9story building
+181ft-148ft

Overall

13512

Females

4577

F40-44

4577

30K→20M

18.6 - 20.0 mi

Top 63%
×5story building
+64ft-50ft

Overall

16125

Females

6271

F40-44

6271

20M→21M

20.0 - 21.0 mi

Top 57%
×8story building
+106ft-24ft

Overall

14680

Females

5660

F40-44

5660

21M→35K

21.0 - 21.8 mi

Top 54%
×7story building
+17ft-86ft

Overall

13785

Females

5214

F40-44

5214

35K→23M

21.8 - 23.0 mi

Top 60%
×5story building
+23ft-63ft

Overall

15331

Females

6085

F40-44

6085

23M→24M

23.0 - 24.0 mi

Top 58%
×6story building
+12ft-82ft

Overall

14821

Females

5854

F40-44

5854

24M→40K

24.0 - 24.9 mi

Top 65%
×1story
+6ft-20ft

Overall

16722

Females

6875

F40-44

6875

40K→25.2M

24.9 - 25.2 mi

Top 65%
×1story
+13ft-16ft

Overall

16709

Females

6879

F40-44

6879

25.2M→Finish

25.2 - 26.2 mi

Top 62%
×2story building
+22ft-21ft

Overall

15950

Females

6483

F40-44

6483

Passing Analysis

Category:
Athletes Passed
3417
Passed By
1207
Net Change
+2210
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#17410
5K → 10K564117+447#17410#16963
10K → 15K64429+615#16963#16348
15K → 20K56325+538#16348#15810
20K → Half1007+93#15810#15717
Half → 25K37370+303#15717#15414
25K → 30K46482+382#15414#15032
30K → 20M88195-107#15032#15139
20M → 21M140103+37#15139#15102
21M → 35K8138+43#15102#15059
35K → 23M124140-16#15059#15075
23M → 24M101102-1#15075#15076
24M → 40K75163-88#15076#15164
40K → 25.2M3054-24#15164#15188
25.2M → Finish7082-12#15188#15200
TOTALS34171207+2210
📊

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