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BOSTON MARATHON 2024

Kristi Polizzano

Bib: 25736•F

MA

0:00
0:00
/ mi
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Overall
#0 / 25550
Gender (Female)
#0 / 10924
Division (F18-39)
#0 / 4660
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
10:06/mi
31:24
↑ 97↓ 3451.5%
10K· 6.21 mi
9:26/mi
1:00:43
↑ 79↓ 1380.4%
15K· 9.32 mi
9:51/mi
1:31:20
↑ 67↓ 78
20K· 12.43 mi
10:11/mi
2:02:57
↑ 106↓ 860.1%
Half· 13.11 mi
10:01/mi
2:09:47
↑ 19↓ 370.5%
25K· 15.53 mi
10:32/mi
2:35:19
↑ 66↓ 880.2%
30K· 18.64 mi
10:59/mi
3:09:25
↑ 181↓ 1480.2%
20M
11:13/mi
3:24:39
↑ 64↓ 500.2%
21M
11:49/mi
3:36:28
↑ 106↓ 241.6%
35K· 21.75 mi
10:56/mi
3:44:39
↑ 17↓ 861.7%
23M
11:21/mi
3:58:52
↑ 23↓ 630.6%
24M
10:46/mi
4:09:38
↓ 821.3%
40K· 24.85 mi
10:47/mi
4:18:51
↓ 200.3%
25.2M
11:24/mi
4:22:47
↑ 13↓ 160.2%
Finish· 26.22 mi
9:33/mi
4:32:31
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time2:09:47
Pace9:54 /mi
2nd Half
Distance13.11 mi
Time2:22:44
Pace10:53 /mi
📊Positive Split: 10.0% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:48:1631:2410:0631:24
10:06
-
10K
6.21 mi12:17:351:00:439:4629:19
9:26
-0:40
15K
9.32 mi12:48:121:31:209:4830:37
9:51
+0:25
20K
12.43 mi13:19:492:02:579:5431:37
10:11
+0:20
Half
13.11 mi13:26:392:09:479:546:50
10:01
-0:10
25K
15.53 mi13:52:112:35:1910:0025:32
10:32
+0:31
30K
18.64 mi14:26:173:09:2510:1034:06
10:59
+0:27
20M
20.00 mi14:41:313:24:3910:1415:14
11:13
+0:14
21M
21.00 mi14:53:203:36:2810:1811:49
11:49
+0:36
35K
21.75 mi15:01:313:44:3910:208:11
10:56
-0:53
23M
23.00 mi15:15:443:58:5210:2314:13
11:21
+0:25
24M
24.00 mi15:26:304:09:3810:2410:46
10:46
-0:35
40K
24.85 mi15:35:434:18:5110:259:13
10:47
+0:01
25.2M
25.20 mi15:39:394:22:4710:263:56
11:24
+0:37
Finish
26.22 mi15:49:234:32:3110:249:44
9:33
-1:51

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

9:26 /mi

Average Pace

10:24 /mi

Slowest Pace

11:49 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:19:31

51% of race

Time at Steady Pace

1:27:48

32% of race

Time at Slower Pace

45:12

17% of race

Average Pace: 10:24 /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 mi11:48:1631:2410:0631:24
10:06
#23216
10K
6.21 mi12:17:351:00:439:4629:19
9:26
#22251
15K
9.32 mi12:48:121:31:209:4830:37
9:51
#21999
20K
12.43 mi13:19:492:02:579:5431:37
10:11
#21723
Half
13.11 mi13:26:392:09:479:546:50
10:01
#21704
25K
15.53 mi13:52:112:35:1910:0025:32
10:32
#21465
30K
18.64 mi14:26:173:09:2510:1034:06
10:59
#21166
20M
20.00 mi14:41:313:24:3910:1415:14
11:13
#21046
21M
21.00 mi14:53:203:36:2810:1811:49
11:49
#20924
35K
21.75 mi15:01:313:44:3910:208:11
10:56
#20862
23M
23.00 mi15:15:443:58:5210:2314:13
11:21
#20760
24M
24.00 mi15:26:304:09:3810:2410:46
10:46
#20666
40K
24.85 mi15:35:434:18:5110:259:13
10:47
#20549
25.2M
25.20 mi15:39:394:22:4710:263:56
11:24
#20476
Finish
26.22 mi15:49:234:32:3110:249:44
9:33
#20353
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi3.11 mi232169511951121578(Top 84%)8641(Top 79%)8641(Top 185%)
10K6.21 mi3.10 mi22251+9659026+4859026+48521186(Top 83%)8473(Top 78%)8473(Top 182%)
15K9.32 mi3.11 mi21999+2528896+1308896+13021578(Top 84%)8641(Top 79%)8641(Top 185%)
20K12.43 mi3.11 mi21723+2768762+1348762+13420972(Top 82%)8339(Top 76%)8339(Top 179%)
Half13.11 mi0.68 mi21704+198755+78755+721522(Top 84%)8686(Top 80%)8686(Top 186%)
25K15.53 mi2.42 mi21465+2398625+1308625+13020487(Top 80%)8182(Top 75%)8182(Top 176%)
30K18.64 mi3.11 mi21166+2998523+1028523+10219946(Top 78%)8090(Top 74%)8090(Top 174%)
20M20.00 mi1.36 mi21046+1208490+338490+3319771(Top 77%)8104(Top 74%)8104(Top 174%)
21M21.00 mi1.00 mi20924+1228444+468444+4618410(Top 72%)7541(Top 69%)7541(Top 162%)
35K21.75 mi0.75 mi20862+628431+138431+1319697(Top 77%)8185(Top 75%)8185(Top 176%)
23M23.00 mi1.25 mi20760+1028407+248407+2419314(Top 76%)8047(Top 74%)8047(Top 173%)
24M24.00 mi1.00 mi20666+948378+298378+2918620(Top 73%)7770(Top 71%)7770(Top 167%)
40K24.85 mi0.85 mi20549+1178333+458333+4517526(Top 69%)7287(Top 67%)7287(Top 156%)
25.2M25.20 mi0.35 mi20476+738305+288305+2815843(Top 62%)6476(Top 59%)6476(Top 139%)
Finish26.22 mi1.02 mi20353+1238248+578248+5716776(Top 66%)6910(Top 63%)6910(Top 148%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 84%
×21story building
+97ft-345ft

Overall

21578

Females

8641

F18-39

8641

5K→10K

3.1 - 6.2 mi

Top 83%
×5story building
+79ft-138ft

Overall

21186

Females

8473

F18-39

8473

10K→15K

6.2 - 9.3 mi

Top 84%
×3story building
+67ft-78ft

Overall

21578

Females

8641

F18-39

8641

15K→20K

9.3 - 12.4 mi

Top 82%
×5story building
+106ft-86ft

Overall

20972

Females

8339

F18-39

8339

20K→Half

12.4 - 13.1 mi

Top 84%
×2story building
+19ft-37ft

Overall

21522

Females

8686

F18-39

8686

Half→25K

13.1 - 15.5 mi

Top 80%
×4story building
+66ft-88ft

Overall

20487

Females

8182

F18-39

8182

25K→30K

15.5 - 18.6 mi

Top 78%
×9story building
+181ft-148ft

Overall

19946

Females

8090

F18-39

8090

30K→20M

18.6 - 20.0 mi

Top 77%
×5story building
+64ft-50ft

Overall

19771

Females

8104

F18-39

8104

20M→21M

20.0 - 21.0 mi

Top 72%
×8story building
+106ft-24ft

Overall

18410

Females

7541

F18-39

7541

21M→35K

21.0 - 21.8 mi

Top 77%
×7story building
+17ft-86ft

Overall

19697

Females

8185

F18-39

8185

35K→23M

21.8 - 23.0 mi

Top 76%
×5story building
+23ft-63ft

Overall

19314

Females

8047

F18-39

8047

23M→24M

23.0 - 24.0 mi

Top 73%
×6story building
+12ft-82ft

Overall

18620

Females

7770

F18-39

7770

24M→40K

24.0 - 24.9 mi

Top 69%
×1story
+6ft-20ft

Overall

17526

Females

7287

F18-39

7287

40K→25.2M

24.9 - 25.2 mi

Top 62%
×1story
+13ft-16ft

Overall

15843

Females

6476

F18-39

6476

25.2M→Finish

25.2 - 26.2 mi

Top 66%
×2story building
+22ft-21ft

Overall

16776

Females

6910

F18-39

6910

Passing Analysis

Category:
Athletes Passed
3219
Passed By
356
Net Change
+2863
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#23216
5K → 10K9694+965#23216#22251
10K → 15K32573+252#22251#21999
15K → 20K32549+276#21999#21723
20K → Half4122+19#21723#21704
Half → 25K28647+239#21704#21465
25K → 30K34344+299#21465#21166
30K → 20M13515+120#21166#21046
20M → 21M14220+122#21046#20924
21M → 35K8523+62#20924#20862
35K → 23M13129+102#20862#20760
23M → 24M11218+94#20760#20666
24M → 40K1225+117#20666#20549
40K → 25.2M730+73#20549#20476
25.2M → Finish1307+123#20476#20353
TOTALS3219356+2863
📊

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