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BOSTON MARATHON 2024

Alia Polsgrove

MI

Bib: 19373 F

0:00
0:00
/ mi
Masters
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Overall
#0 / 25550
Top 49%
Gender (Female)
#0 / 10924
Top 37%
Masters (Masters Women)
#0 / 6263
Top 24%
Division (F40-44)
#0 / 1613
Top 43%
Race Day Weather
55°/45°F
scattered clouds

Race Timeline

Ribbon color based on
FasterSteadySlower· vs. your average pace
Start
0:00
Race begins
469 ft elev
5K· 3.11 mi
7:51/mi
24:24
↑ 97↓ 3451.5%
220 ft elev
10K· 6.21 mi
7:48/mi
48:38
↑ 79↓ 1380.4%
157 ft elev
15K· 9.32 mi
8:07/mi
1:13:50
↑ 67↓ 78
146 ft elev
20K· 12.43 mi
9:12/mi
1:42:26
↑ 106↓ 860.1%
165 ft elev
Half· 13.11 mi
8:02/mi
1:47:55
↑ 19↓ 370.5%
148 ft elev
25K· 15.53 mi
8:45/mi
2:09:09
↑ 66↓ 880.2%
127 ft elev
30K· 18.64 mi
8:57/mi
2:36:57
↑ 181↓ 1480.2%
138 ft elev
20M
8:41/mi
2:48:45
↑ 64↓ 500.2%
148 ft elev
21M
9:42/mi
2:58:27
↑ 106↓ 241.6%
227 ft elev
35K· 21.75 mi
8:09/mi
3:04:33
↑ 17↓ 861.7%
156 ft elev
23M
8:44/mi
3:15:29
↑ 23↓ 630.6%
116 ft elev
24M
8:11/mi
3:23:40
↓ 821.3%
34 ft elev
40K· 24.85 mi
8:57/mi
3:31:19
↓ 200.3%
20 ft elev
25.2M
8:56/mi
3:34:24
↑ 13↓ 160.2%
18 ft elev
Finish· 26.22 mi
7:45/mi
3:42:18
↑ 22↓ 21
17 ft elev
Course Elevation
7–469 ft
≈
×2stacked redwood trees
•▲ 890 ft climb · ▼ 1342 ft descent

The Course

Half Splits

1st Half· via Half
1:47:558:14 /mi⚡ faster
2nd Half
1:54:238:44 /mi+6.0%
Positive split — 6.0% slower in the second half
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Your race, unpacked

See your splits, ranks & AI insights.

Checkpoint Splits

CheckpointTimeAvg PaceSegment LengthSegment TimeSegment PaceTrendDiff
5K
24:247:513.11 mi24:24
7:51
-
10K
48:387:503.10 mi24:14
7:48
-0:03
15K
1:13:507:553.11 mi25:12
8:07
+0:19
20K
1:42:268:153.11 mi28:36
9:12
+1:05
Half(13.11 mi)
1:47:558:140.68 mi5:29
8:02
-1:10
25K
2:09:098:192.42 mi21:14
8:45
+0:43
30K
2:36:578:253.11 mi27:48
8:57
+0:12
20M
2:48:458:261.36 mi11:48
8:41
-0:16
21M
2:58:278:301.00 mi9:42
9:42
+1:01
35K
3:04:338:290.75 mi6:06
8:09
-1:33
23M
3:15:298:301.25 mi10:56
8:44
+0:35
24M
3:23:408:291.00 mi8:11
8:11
-0:33
40K
3:31:198:300.85 mi7:39
8:57
+0:46
25.2M
3:34:248:300.35 mi3:05
8:56
-0:01
Finish(26.22 mi)
3:42:188:291.02 mi7:54
7:45
-1:11
Trend:
Faster pace
Steady pace
Slower pace

Checkpoints & Pacing

Pace Line

Fastest Pace

7:45 /mi

Average Pace

8:29 /mi

Slowest Pace

9:42 /mi

Loading chart...
Fastest
Middle
Slowest
Average

Segments

Time at Faster Pace

1:41:30

46% of race

Time at Steady Pace

1:22:30

37% of race

Time at Slower Pace

38:18

17% of race

Average Pace: 8:29 /mi

Loading chart...
Faster pace (< avg)
Steady pace (≈ avg)
Slower pace (> avg)

Heatmap

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0mi6.6mi13.1mi19.7mi26.2mi
Pace:
Faster
Steady
Slower

Checkpoint and Segment Rankings

CheckpointSeg. DistOverallFemalesF40-44Seg. OverallSeg. FemalesSeg. F40-44
5K3.11 mi13525401640161416844674467
10K3.10 mi13075+4503777+2393777+2391267735793579
15K3.11 mi13480-4054040-2634040-2631416844674467
20K3.11 mi14987-15074935-8954935-8951821168136813
Half(13.11 mi)0.68 mi14882+1054876+594876+591305839263926
25K2.42 mi14726+1564833+434833+431436348114811
30K3.11 mi14328+3984674+1594674+1591297842654265
20M1.36 mi14014+3144550+1244550+1241047732013201
21M1.00 mi13837+1774513+374513+371171341144114
35K0.75 mi13600+2374407+1064407+106878826192619
23M1.25 mi13345+2554323+844323+84976232763276
24M1.00 mi13054+2914207+1164207+116769623482348
40K0.85 mi12926+1284183+244183+241063738883888
25.2M0.35 mi12777+1494123+604123+60639019211921
Finish(26.22 mi)1.02 mi12491+2864000+1234000+123711121782178

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 55%
×21story building
+97ft-345ft

Overall

14168

Females

4467

F40-44

4467

5K→10K

3.1 - 6.2 mi

Top 50%
×5story building
+79ft-138ft

Overall

12677

Females

3579

F40-44

3579

10K→15K

6.2 - 9.3 mi

Top 55%
×3story building
+67ft-78ft

Overall

14168

Females

4467

F40-44

4467

15K→20K

9.3 - 12.4 mi

Top 71%
×5story building
+106ft-86ft

Overall

18211

Females

6813

F40-44

6813

20K→Half

12.4 - 13.1 mi

Top 51%
×2story building
+19ft-37ft

Overall

13058

Females

3926

F40-44

3926

Half→25K

13.1 - 15.5 mi

Top 56%
×4story building
+66ft-88ft

Overall

14363

Females

4811

F40-44

4811

25K→30K

15.5 - 18.6 mi

Top 51%
×9story building
+181ft-148ft

Overall

12978

Females

4265

F40-44

4265

30K→20M

18.6 - 20.0 mi

Top 41%
×5story building
+64ft-50ft

Overall

10477

Females

3201

F40-44

3201

20M→21M

20.0 - 21.0 mi

Top 46%
×8story building
+106ft-24ft

Overall

11713

Females

4114

F40-44

4114

21M→35K

21.0 - 21.8 mi

Top 34%
×7story building
+17ft-86ft

Overall

8788

Females

2619

F40-44

2619

35K→23M

21.8 - 23.0 mi

Top 38%
×5story building
+23ft-63ft

Overall

9762

Females

3276

F40-44

3276

23M→24M

23.0 - 24.0 mi

Top 30%
×6story building
+12ft-82ft

Overall

7696

Females

2348

F40-44

2348

24M→40K

24.0 - 24.9 mi

Top 42%
×1story
+6ft-20ft

Overall

10637

Females

3888

F40-44

3888

40K→25.2M

24.9 - 25.2 mi

Top 25%
×1story
+13ft-16ft

Overall

6390

Females

1921

F40-44

1921

25.2M→Finish

25.2 - 26.2 mi

Top 28%
×2story building
+22ft-21ft

Overall

7111

Females

2178

F40-44

2178

Passing Analysis

Category:
Passed
3547
Passed By
2513
Net Change
+1034
SegmentPassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#13525
5K → 10K556106+450#13525#13075
10K → 15K106511-405#13075#13480
15K → 20K361543-1507#13480#14987
20K → Half1061+105#14987#14882
Half → 25K297141+156#14882#14726
25K → 30K49294+398#14726#14328
30K → 20M32814+314#14328#14014
20M → 21M22750+177#14014#13837
21M → 35K2392+237#13837#13600
35K → 23M27116+255#13600#13345
23M → 24M2965+291#13345#13054
24M → 40K15628+128#13054#12926
40K → 25.2M1501+149#12926#12777
25.2M → Finish2871+286#12777#12491
TOTALS35472513+1034

Passing Charts

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