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BOSTON MARATHON 2024

Mary Zamparini

Bib: 19181•F

PA

0:00
0:00
/ mi
Masters
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Overall
#0 / 25550
Gender (Female)
#0 / 10924
Masters (Masters Women)
#0 / 6263
Top 50%
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
25:42
Rank: #16476
Start → 5K
25:42 | 8:16/mi
10K· 6.21 mi
51:33
Rank: #16323 (+153)
5K → 10K
25:51 | 8:19/mi
15K· 9.32 mi
1:17:40
Rank: #16122 (+201)
10K → 15K
26:07 | 8:24/mi
20K· 12.43 mi
1:44:55
Rank: #16083 (+39)
15K → 20K
27:15 | 8:46/mi
Half· 13.11 mi
1:50:47
Rank: #16083
20K → Half
5:52 | 8:36/mi
25K· 15.53 mi
2:13:01
Rank: #16109 (-26)
Half → 25K
22:14 | 9:10/mi
30K· 18.64 mi
2:43:54
Rank: #16365 (-256)
25K → 30K
30:53 | 9:56/mi
20M
2:58:18
Rank: #16576 (-211)
30K → 20M
14:24 | 10:36/mi
21M
3:09:35
Rank: #16673 (-97)
20M → 21M
11:17 | 11:17/mi
35K· 21.75 mi
3:17:13
Rank: #16715 (-42)
21M → 35K
7:38 | 10:12/mi
23M
3:29:53
Rank: #16686 (+29)
35K → 23M
12:40 | 10:07/mi
24M
3:39:40
Rank: #16641 (+45)
23M → 24M
9:47 | 9:47/mi
40K· 24.85 mi
3:48:30
Rank: #16605 (+36)
24M → 40K
8:50 | 10:20/mi
25.2M
3:52:30
Rank: #16597 (+8)
40K → 25.2M
4:00 | 11:36/mi
Finish· 26.22 mi
4:01:53
Rank: #16513 (+84)
25.2M → Finish
9:23 | 9:12/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:50:47
Pace8:27 /mi
2nd Half
Distance13.11 mi
Time2:11:06
Pace10:00 /mi
📊Positive Split: 18.3% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:18:4525:428:1625:42
8:16
-
10K
6.21 mi11:44:3651:338:1825:51
8:19
+0:03
15K
9.32 mi12:10:431:17:408:2026:07
8:24
+0:05
20K
12.43 mi12:37:581:44:558:2727:15
8:46
+0:22
Half
13.11 mi12:43:501:50:478:275:52
8:36
-0:10
25K
15.53 mi13:06:042:13:018:3422:14
9:10
+0:34
30K
18.64 mi13:36:572:43:548:4830:53
9:56
+0:46
20M
20.00 mi13:51:212:58:188:5514:24
10:36
+0:40
21M
21.00 mi14:02:383:09:359:0211:17
11:17
+0:41
35K
21.75 mi14:10:163:17:139:047:38
10:12
-1:05
23M
23.00 mi14:22:563:29:539:0812:40
10:07
-0:05
24M
24.00 mi14:32:433:39:409:099:47
9:47
-0:20
40K
24.85 mi14:41:333:48:309:128:50
10:20
+0:33
25.2M
25.20 mi14:45:333:52:309:144:00
11:36
+1:16
Finish
26.22 mi14:54:564:01:539:149:23
9:12
-2:24

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

8:16 /mi

Average Pace

9:14 /mi

Slowest Pace

11:36 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:22:24

59% of race

Time at Steady Pace

1:00:58

25% of race

Time at Slower Pace

38:31

16% of race

Average Pace: 9:14 /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 mi11:18:4525:428:1625:42
8:16
#16476
10K
6.21 mi11:44:3651:338:1825:51
8:19
#16323
15K
9.32 mi12:10:431:17:408:2026:07
8:24
#16122
20K
12.43 mi12:37:581:44:558:2727:15
8:46
#16083
Half
13.11 mi12:43:501:50:478:275:52
8:36
#16083
25K
15.53 mi13:06:042:13:018:3422:14
9:10
#16109
30K
18.64 mi13:36:572:43:548:4830:53
9:56
#16365
20M
20.00 mi13:51:212:58:188:5514:24
10:36
#16576
21M
21.00 mi14:02:383:09:359:0211:17
11:17
#16673
35K
21.75 mi14:10:163:17:139:047:38
10:12
#16715
23M
23.00 mi14:22:563:29:539:0812:40
10:07
#16686
24M
24.00 mi14:32:433:39:409:099:47
9:47
#16641
40K
24.85 mi14:41:333:48:309:128:50
10:20
#16605
25.2M
25.20 mi14:45:333:52:309:144:00
11:36
#16597
Finish
26.22 mi14:54:564:01:539:149:23
9:12
#16513
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF40-44Seg. OverallSeg. FemalesSeg. F40-44
5K3.11 mi3.11 mi164765850585015874(Top 62%)5493(Top 50%)5493(Top 341%)
10K6.21 mi3.10 mi16323+1535756+945756+9416258(Top 64%)5685(Top 52%)5685(Top 352%)
15K9.32 mi3.11 mi16122+2015628+1285628+12815874(Top 62%)5493(Top 50%)5493(Top 341%)
20K12.43 mi3.11 mi16083+395621+75621+716246(Top 64%)5738(Top 53%)5738(Top 356%)
Half13.11 mi0.68 mi160835633-125633-1216321(Top 64%)5829(Top 53%)5829(Top 361%)
25K15.53 mi2.42 mi16109-265678-455678-4516304(Top 64%)5894(Top 54%)5894(Top 365%)
30K18.64 mi3.11 mi16365-2565892-2145892-21417170(Top 67%)6608(Top 60%)6608(Top 410%)
20M20.00 mi1.36 mi16576-2116056-1646056-16418271(Top 72%)7345(Top 67%)7345(Top 455%)
21M21.00 mi1.00 mi16673-976137-816137-8117103(Top 67%)6903(Top 63%)6903(Top 428%)
35K21.75 mi0.75 mi16715-426183-466183-4617767(Top 70%)7208(Top 66%)7208(Top 447%)
23M23.00 mi1.25 mi16686+296190-76190-715858(Top 62%)6325(Top 58%)6325(Top 392%)
24M24.00 mi1.00 mi16641+456191-16191-115590(Top 61%)6243(Top 57%)6243(Top 387%)
40K24.85 mi0.85 mi16605+366209-186209-1816163(Top 63%)6580(Top 60%)6580(Top 408%)
25.2M25.20 mi0.35 mi16597+86217-86217-816335(Top 64%)6706(Top 61%)6706(Top 416%)
Finish26.22 mi1.02 mi16513+846201+166201+1615213(Top 60%)6101(Top 56%)6101(Top 378%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 62%
×21stories
+97ft-345ft

Overall

15874

Females

5493

F40-44

5493

5K→10K

3.1 - 6.2 mi

Top 64%
×5stories
+79ft-138ft

Overall

16258

Females

5685

F40-44

5685

10K→15K

6.2 - 9.3 mi

Top 62%
×3stories
+67ft-78ft

Overall

15874

Females

5493

F40-44

5493

15K→20K

9.3 - 12.4 mi

Top 64%
×5stories
+106ft-86ft

Overall

16246

Females

5738

F40-44

5738

20K→Half

12.4 - 13.1 mi

Top 64%
×2stories
+19ft-37ft

Overall

16321

Females

5829

F40-44

5829

Half→25K

13.1 - 15.5 mi

Top 64%
×4stories
+66ft-88ft

Overall

16304

Females

5894

F40-44

5894

25K→30K

15.5 - 18.6 mi

Top 67%
×9stories
+181ft-148ft

Overall

17170

Females

6608

F40-44

6608

30K→20M

18.6 - 20.0 mi

Top 72%
×5stories
+64ft-50ft

Overall

18271

Females

7345

F40-44

7345

20M→21M

20.0 - 21.0 mi

Top 67%
×8stories
+106ft-24ft

Overall

17103

Females

6903

F40-44

6903

21M→35K

21.0 - 21.8 mi

Top 70%
×7stories
+17ft-86ft

Overall

17767

Females

7208

F40-44

7208

35K→23M

21.8 - 23.0 mi

Top 62%
×5stories
+23ft-63ft

Overall

15858

Females

6325

F40-44

6325

23M→24M

23.0 - 24.0 mi

Top 61%
×6stories
+12ft-82ft

Overall

15590

Females

6243

F40-44

6243

24M→40K

24.0 - 24.9 mi

Top 63%
×1story
+6ft-20ft

Overall

16163

Females

6580

F40-44

6580

40K→25.2M

24.9 - 25.2 mi

Top 64%
×1story
+13ft-16ft

Overall

16335

Females

6706

F40-44

6706

25.2M→Finish

25.2 - 26.2 mi

Top 60%
×2stories
+22ft-21ft

Overall

15213

Females

6101

F40-44

6101

Passing Analysis

Category:
Athletes Passed
2031
Passed By
2068
Net Change
-37
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#16476
5K → 10K365212+153#16476#16323
10K → 15K330129+201#16323#16122
15K → 20K263224+39#16122#16083
20K → Half47470#16083#16083
Half → 25K204230-26#16083#16109
25K → 30K167423-256#16109#16365
30K → 20M68279-211#16365#16576
20M → 21M73170-97#16576#16673
21M → 35K4991-42#16673#16715
35K → 23M11586+29#16715#16686
23M → 24M9247+45#16686#16641
24M → 40K10771+36#16641#16605
40K → 25.2M3628+8#16605#16597
25.2M → Finish11531+84#16597#16513
TOTALS20312068-37
📊

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