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BOSTON MARATHON 2024

Kara Nassoiy

Bib: 11717•F

NV

0:00
0:00
/ mi
Masters
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Overall
#0 / 25550
Top 31%
Gender (Female)
#0 / 10924
Top 16%
Masters (Masters Women)
#0 / 6263
Top 6%
Division (F40-44)
#0 / 1613
Top 15%
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
7:45/mi
24:04
↑ 97↓ 3451.5%
10K· 6.21 mi
7:44/mi
48:07
↑ 79↓ 1380.4%
15K· 9.32 mi
7:44/mi
1:12:09
↑ 67↓ 78
20K· 12.43 mi
7:52/mi
1:36:34
↑ 106↓ 860.1%
Half· 13.11 mi
7:37/mi
1:41:46
↑ 19↓ 370.5%
25K· 15.53 mi
7:45/mi
2:00:34
↑ 66↓ 880.2%
30K· 18.64 mi
7:51/mi
2:24:57
↑ 181↓ 1480.2%
20M
7:50/mi
2:35:36
↑ 64↓ 500.2%
21M
8:18/mi
2:43:54
↑ 106↓ 241.6%
35K· 21.75 mi
7:46/mi
2:49:43
↑ 17↓ 861.7%
23M
8:00/mi
2:59:44
↑ 23↓ 630.6%
24M
7:40/mi
3:07:24
↓ 821.3%
40K· 24.85 mi
7:38/mi
3:13:56
↓ 200.3%
25.2M
8:16/mi
3:16:47
↑ 13↓ 160.2%
Finish· 26.22 mi
7:18/mi
3:24:13
↑ 22↓ 21

The Course

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Half Splits

1st Half· via Half⚖️ Balanced
Distance13.11 mi
Time1:41:46
Pace7:46 /mi
2nd Half⚖️ Balanced
Distance13.11 mi
Time1:42:27
Pace7:49 /mi
📊Even Split: Consistent pacing between halves

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:52:2524:047:4524:04
7:45
-
10K
6.21 mi11:16:2848:077:4524:03
7:44
-0:01
15K
9.32 mi11:40:301:12:097:4424:02
7:44
0:00
20K
12.43 mi12:04:551:36:347:4624:25
7:52
+0:08
Half
13.11 mi12:10:071:41:467:465:12
7:37
-0:15
25K
15.53 mi12:28:552:00:347:4618:48
7:45
+0:08
30K
18.64 mi12:53:182:24:577:4724:23
7:51
+0:06
20M
20.00 mi13:03:572:35:367:4710:39
7:50
-0:01
21M
21.00 mi13:12:152:43:547:488:18
8:18
+0:28
35K
21.75 mi13:18:042:49:437:485:49
7:46
-0:32
23M
23.00 mi13:28:052:59:447:4910:01
8:00
+0:14
24M
24.00 mi13:35:453:07:247:497:40
7:40
-0:20
40K
24.85 mi13:42:173:13:567:486:32
7:38
-0:02
25.2M
25.20 mi13:45:083:16:477:492:51
8:16
+0:38
Finish
26.22 mi13:52:343:24:137:487:26
7:18
-0:58

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

7:18 /mi

Average Pace

7:48 /mi

Slowest Pace

8:18 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

3:13:04

95% of race

Time at Steady Pace

11:09

5% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 7:47 /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 mi10:52:2524:047:4524:04
7:45
#12675
10K
6.21 mi11:16:2848:077:4524:03
7:44
#12442
15K
9.32 mi11:40:301:12:097:4424:02
7:44
#12060
20K
12.43 mi12:04:551:36:347:4624:25
7:52
#11683
Half
13.11 mi12:10:071:41:467:465:12
7:37
#11576
25K
15.53 mi12:28:552:00:347:4618:48
7:45
#11016
30K
18.64 mi12:53:182:24:577:4724:23
7:51
#10079
20M
20.00 mi13:03:572:35:367:4710:39
7:50
#9642
21M
21.00 mi13:12:152:43:547:488:18
8:18
#9267
35K
21.75 mi13:18:042:49:437:485:49
7:46
#9115
23M
23.00 mi13:28:052:59:447:4910:01
8:00
#8798
24M
24.00 mi13:35:453:07:247:497:40
7:40
#8566
40K
24.85 mi13:42:173:13:567:486:32
7:38
#8320
25.2M
25.20 mi13:45:083:16:477:492:51
8:16
#8200
Finish
26.22 mi13:52:343:24:137:487:26
7:18
#7978
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF40-44Seg. OverallSeg. FemalesSeg. F40-44
5K3.11 mi3.11 mi126753521352111455(Top 45%)2929(Top 27%)2929(Top 182%)
10K6.21 mi3.10 mi12442+2333418+1033418+10312176(Top 48%)3282(Top 30%)3282(Top 203%)
15K9.32 mi3.11 mi12060+3823235+1833235+18311455(Top 45%)2929(Top 27%)2929(Top 182%)
20K12.43 mi3.11 mi11683+3773045+1903045+19010819(Top 42%)2714(Top 25%)2714(Top 168%)
Half13.11 mi0.68 mi11576+1072984+612984+6110021(Top 39%)2293(Top 21%)2293(Top 142%)
25K15.53 mi2.42 mi11016+5602732+2522732+2528658(Top 34%)1847(Top 17%)1847(Top 115%)
30K18.64 mi3.11 mi10079+9372357+3752357+3757011(Top 27%)1363(Top 12%)1363(Top 85%)
20M20.00 mi1.36 mi9642+4372202+1552202+1555916(Top 23%)1103(Top 10%)1103(Top 68%)
21M21.00 mi1.00 mi9267+3752068+1342068+1345358(Top 21%)1023(Top 9%)1023(Top 63%)
35K21.75 mi0.75 mi9115+1522019+492019+496502(Top 25%)1525(Top 14%)1525(Top 95%)
23M23.00 mi1.25 mi8798+3171942+771942+775769(Top 23%)1353(Top 12%)1353(Top 84%)
24M24.00 mi1.00 mi8566+2321886+561886+564906(Top 19%)1053(Top 10%)1053(Top 65%)
40K24.85 mi0.85 mi8320+2461825+611825+614114(Top 16%)835(Top 8%)835(Top 52%)
25.2M25.20 mi0.35 mi8200+1201799+261799+263674(Top 14%)715(Top 7%)715(Top 44%)
Finish26.22 mi1.02 mi7978+2221727+721727+724518(Top 18%)984(Top 9%)984(Top 61%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 45%
×21story building
+97ft-345ft

Overall

11455

Females

2929

F40-44

2929

5K→10K

3.1 - 6.2 mi

Top 48%
×5story building
+79ft-138ft

Overall

12176

Females

3282

F40-44

3282

10K→15K

6.2 - 9.3 mi

Top 45%
×3story building
+67ft-78ft

Overall

11455

Females

2929

F40-44

2929

15K→20K

9.3 - 12.4 mi

Top 42%
×5story building
+106ft-86ft

Overall

10819

Females

2714

F40-44

2714

20K→Half

12.4 - 13.1 mi

Top 39%
×2story building
+19ft-37ft

Overall

10021

Females

2293

F40-44

2293

Half→25K

13.1 - 15.5 mi

Top 34%
×4story building
+66ft-88ft

Overall

8658

Females

1847

F40-44

1847

25K→30K

15.5 - 18.6 mi

Top 27%
×9story building
+181ft-148ft

Overall

7011

Females

1363

F40-44

1363

30K→20M

18.6 - 20.0 mi

Top 23%
×5story building
+64ft-50ft

Overall

5916

Females

1103

F40-44

1103

20M→21M

20.0 - 21.0 mi

Top 21%
×8story building
+106ft-24ft

Overall

5358

Females

1023

F40-44

1023

21M→35K

21.0 - 21.8 mi

Top 25%
×7story building
+17ft-86ft

Overall

6502

Females

1525

F40-44

1525

35K→23M

21.8 - 23.0 mi

Top 23%
×5story building
+23ft-63ft

Overall

5769

Females

1353

F40-44

1353

23M→24M

23.0 - 24.0 mi

Top 19%
×6story building
+12ft-82ft

Overall

4906

Females

1053

F40-44

1053

24M→40K

24.0 - 24.9 mi

Top 16%
×1story
+6ft-20ft

Overall

4114

Females

835

F40-44

835

40K→25.2M

24.9 - 25.2 mi

Top 14%
×1story
+13ft-16ft

Overall

3674

Females

715

F40-44

715

25.2M→Finish

25.2 - 26.2 mi

Top 18%
×2story building
+22ft-21ft

Overall

4518

Females

984

F40-44

984

Passing Analysis

Category:
Athletes Passed
5045*
Passed By
348
Net Change
+4697
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#12675
5K → 10K412179+233#12675#12442
10K → 15K44462+382#12442#12060
15K → 20K42952+377#12060#11683
20K → Half1125+107#11683#11576
Half → 25K5677+560#11576#11016
25K → 30K9436+937#11016#10079
30K → 20M439*2+437#10079#9642
20M → 21M3772+375#9642#9267
21M → 35K1608+152#9267#9115
35K → 23M32811+317#9115#8798
23M → 24M2408+232#8798#8566
24M → 40K2493+246#8566#8320
40K → 25.2M1200+120#8320#8200
25.2M → Finish2253+222#8200#7978
TOTALS5045*348+4697

* Includes athletes who did not complete a segment (DNF/DNQ).

📊

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