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BOSTON MARATHON 2024

Alyssa Starzyk

Bib: 21928•F

MA

0:00
0:00
/ mi
Masters
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Overall
#0 / 25550
Gender (Female)
#0 / 10924
Masters (Masters Women)
#0 / 6263
Division (F50-54)
#0 / 1187
Race Day Weather
55°/45°F
scattered clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
27:08
Rank: #18999
Start → 5K
27:08 | 8:44/mi
10K· 6.21 mi
55:42
Rank: #19752 (-753)
5K → 10K
28:34 | 9:12/mi
15K· 9.32 mi
1:24:42
Rank: #19901 (-149)
10K → 15K
29:00 | 9:20/mi
20K· 12.43 mi
1:55:05
Rank: #19976 (-75)
15K → 20K
30:23 | 9:47/mi
Half· 13.11 mi
2:01:31
Rank: #19973 (+3)
20K → Half
6:26 | 9:26/mi
25K· 15.53 mi
2:26:25
Rank: #19952 (+21)
Half → 25K
24:54 | 10:16/mi
30K· 18.64 mi
2:59:36
Rank: #19776 (+176)
25K → 30K
33:11 | 10:41/mi
20M
3:13:32
Rank: #19578 (+198)
30K → 20M
13:56 | 10:15/mi
21M
3:24:51
Rank: #19413 (+165)
20M → 21M
11:19 | 11:19/mi
35K· 21.75 mi
3:32:15
Rank: #19309 (+104)
21M → 35K
7:24 | 9:53/mi
23M
3:46:09
Rank: #19236 (+73)
35K → 23M
13:54 | 11:06/mi
24M
3:56:38
Rank: #19164 (+72)
23M → 24M
10:29 | 10:29/mi
40K· 24.85 mi
4:06:22
Rank: #19136 (+28)
24M → 40K
9:44 | 11:23/mi
25.2M
4:10:42
Rank: #19128 (+8)
40K → 25.2M
4:20 | 12:34/mi
Finish· 26.22 mi
4:20:47
Rank: #19073 (+55)
25.2M → Finish
10:05 | 9:54/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time2:01:31
Pace9:16 /mi
2nd Half
Distance13.11 mi
Time2:19:16
Pace10:37 /mi
📊Positive Split: 14.6% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:25:5727:088:4427:08
8:44
-
10K
6.21 mi11:54:3155:428:5828:34
9:12
+0:28
15K
9.32 mi12:23:311:24:429:0529:00
9:20
+0:08
20K
12.43 mi12:53:541:55:059:1630:23
9:47
+0:27
Half
13.11 mi13:00:202:01:319:166:26
9:26
-0:21
25K
15.53 mi13:25:142:26:259:2624:54
10:16
+0:50
30K
18.64 mi13:58:252:59:369:3833:11
10:41
+0:25
20M
20.00 mi14:12:213:13:329:4113:56
10:15
-0:26
21M
21.00 mi14:23:403:24:519:4511:19
11:19
+1:04
35K
21.75 mi14:31:043:32:159:467:24
9:53
-1:26
23M
23.00 mi14:44:583:46:099:5013:54
11:06
+1:13
24M
24.00 mi14:55:273:56:389:5210:29
10:29
-0:37
40K
24.85 mi15:05:114:06:229:559:44
11:23
+0:54
25.2M
25.20 mi15:09:314:10:429:574:20
12:34
+1:11
Finish
26.22 mi15:19:364:20:479:5710:05
9:54
-2:40

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

8:44 /mi

Average Pace

9:57 /mi

Slowest Pace

12:34 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:31:08

35% of race

Time at Steady Pace

2:10:22

50% of race

Time at Slower Pace

39:17

15% of race

Average Pace: 9:57 /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 mi11:25:5727:088:4427:08
8:44
#18999
10K
6.21 mi11:54:3155:428:5828:34
9:12
#19752
15K
9.32 mi12:23:311:24:429:0529:00
9:20
#19901
20K
12.43 mi12:53:541:55:059:1630:23
9:47
#19976
Half
13.11 mi13:00:202:01:319:166:26
9:26
#19973
25K
15.53 mi13:25:142:26:259:2624:54
10:16
#19952
30K
18.64 mi13:58:252:59:369:3833:11
10:41
#19776
20M
20.00 mi14:12:213:13:329:4113:56
10:15
#19578
21M
21.00 mi14:23:403:24:519:4511:19
11:19
#19413
35K
21.75 mi14:31:043:32:159:467:24
9:53
#19309
23M
23.00 mi14:44:583:46:099:5013:54
11:06
#19236
24M
24.00 mi14:55:273:56:389:5210:29
10:29
#19164
40K
24.85 mi15:05:114:06:229:559:44
11:23
#19136
25.2M
25.20 mi15:09:314:10:429:574:20
12:34
#19128
Finish
26.22 mi15:19:364:20:479:5710:05
9:54
#19073
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF50-54Seg. OverallSeg. FemalesSeg. F50-54
5K3.11 mi3.11 mi189997349734920138(Top 79%)7855(Top 72%)7855(Top 662%)
10K6.21 mi3.10 mi19752-7537736-3877736-38720478(Top 80%)8087(Top 74%)8087(Top 681%)
15K9.32 mi3.11 mi19901-1497789-537789-5320138(Top 79%)7855(Top 72%)7855(Top 662%)
20K12.43 mi3.11 mi19976-757816-277816-2720001(Top 78%)7808(Top 71%)7808(Top 658%)
Half13.11 mi0.68 mi19973+37816781619847(Top 78%)7793(Top 71%)7793(Top 657%)
25K15.53 mi2.42 mi19952+217811+57811+519836(Top 78%)7831(Top 72%)7831(Top 660%)
30K18.64 mi3.11 mi19776+1767772+397772+3919220(Top 75%)7700(Top 70%)7700(Top 649%)
20M20.00 mi1.36 mi19578+1987708+647708+6417293(Top 68%)6877(Top 63%)6877(Top 579%)
21M21.00 mi1.00 mi19413+1657644+647644+6417187(Top 67%)6953(Top 64%)6953(Top 586%)
35K21.75 mi0.75 mi19309+1047603+417603+4116840(Top 66%)6778(Top 62%)6778(Top 571%)
23M23.00 mi1.25 mi19236+737586+177586+1718710(Top 73%)7750(Top 71%)7750(Top 653%)
24M24.00 mi1.00 mi19164+727566+207566+2017809(Top 70%)7373(Top 67%)7373(Top 621%)
40K24.85 mi0.85 mi19136+287575-97575-919078(Top 75%)8055(Top 74%)8055(Top 679%)
25.2M25.20 mi0.35 mi19128+87572+37572+318695(Top 73%)7863(Top 72%)7863(Top 662%)
Finish26.22 mi1.02 mi19073+557566+67566+618059(Top 71%)7533(Top 69%)7533(Top 635%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 79%
×21stories
+97ft-345ft

Overall

20138

Females

7855

F50-54

7855

5K→10K

3.1 - 6.2 mi

Top 80%
×5stories
+79ft-138ft

Overall

20478

Females

8087

F50-54

8087

10K→15K

6.2 - 9.3 mi

Top 79%
×3stories
+67ft-78ft

Overall

20138

Females

7855

F50-54

7855

15K→20K

9.3 - 12.4 mi

Top 78%
×5stories
+106ft-86ft

Overall

20001

Females

7808

F50-54

7808

20K→Half

12.4 - 13.1 mi

Top 78%
×2stories
+19ft-37ft

Overall

19847

Females

7793

F50-54

7793

Half→25K

13.1 - 15.5 mi

Top 78%
×4stories
+66ft-88ft

Overall

19836

Females

7831

F50-54

7831

25K→30K

15.5 - 18.6 mi

Top 75%
×9stories
+181ft-148ft

Overall

19220

Females

7700

F50-54

7700

30K→20M

18.6 - 20.0 mi

Top 68%
×5stories
+64ft-50ft

Overall

17293

Females

6877

F50-54

6877

20M→21M

20.0 - 21.0 mi

Top 67%
×8stories
+106ft-24ft

Overall

17187

Females

6953

F50-54

6953

21M→35K

21.0 - 21.8 mi

Top 66%
×7stories
+17ft-86ft

Overall

16840

Females

6778

F50-54

6778

35K→23M

21.8 - 23.0 mi

Top 73%
×5stories
+23ft-63ft

Overall

18710

Females

7750

F50-54

7750

23M→24M

23.0 - 24.0 mi

Top 70%
×6stories
+12ft-82ft

Overall

17809

Females

7373

F50-54

7373

24M→40K

24.0 - 24.9 mi

Top 75%
×1story
+6ft-20ft

Overall

19078

Females

8055

F50-54

8055

40K→25.2M

24.9 - 25.2 mi

Top 73%
×1story
+13ft-16ft

Overall

18695

Females

7863

F50-54

7863

25.2M→Finish

25.2 - 26.2 mi

Top 71%
×2stories
+22ft-21ft

Overall

18059

Females

7533

F50-54

7533

Passing Analysis

Category:
Athletes Passed
1833
Passed By
1907
Net Change
-74
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#18999
5K → 10K68821-753#18999#19752
10K → 15K164313-149#19752#19901
15K → 20K200275-75#19901#19976
20K → Half3027+3#19976#19973
Half → 25K180159+21#19973#19952
25K → 30K26892+176#19952#19776
30K → 20M20810+198#19776#19578
20M → 21M18217+165#19578#19413
21M → 35K1139+104#19413#19309
35K → 23M12855+73#19309#19236
23M → 24M9725+72#19236#19164
24M → 40K7446+28#19164#19136
40K → 25.2M3022+8#19136#19128
25.2M → Finish9136+55#19128#19073
TOTALS18331907-74
📊

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