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BOSTON MARATHON 2025

Maleah Chumley

Bib: 11441•F

DE

0:00
0:00
/ mi
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Overall
#0 / 28404
Top 31%
Gender (Female)
#0 / 12228
Top 13%
Division (F18-39)
#0 / 5469
Top 24%
Race Day Weather
50°/40°F
broken clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
21:46
Rank: #7891
Start → 5K
21:46 | 7:00/mi
10K· 6.21 mi
43:24
Rank: #7756 (+135)
5K → 10K
21:38 | 6:58/mi
15K· 9.32 mi
1:05:18
Rank: #7800 (-44)
10K → 15K
21:54 | 7:03/mi
20K· 12.43 mi
1:27:38
Rank: #7842 (-42)
15K → 20K
22:20 | 7:11/mi
Half· 13.11 mi
1:32:28
Rank: #7853 (-11)
20K → Half
4:50 | 7:05/mi
25K· 15.53 mi
1:54:17
Rank: #10071 (-2218)
Half → 25K
21:49 | 9:00/mi
30K· 18.64 mi
2:17:34
Rank: #9529 (+542)
25K → 30K
23:17 | 7:30/mi
20M
2:28:00
Rank: #9382 (+147)
30K → 20M
10:26 | 7:41/mi
21M
2:36:11
Rank: #9288 (+94)
20M → 21M
8:11 | 8:11/mi
35K· 21.75 mi
2:43:14
Rank: #9792 (-504)
21M → 35K
7:03 | 9:25/mi
23M
2:52:27
Rank: #9481 (+311)
35K → 23M
9:13 | 7:22/mi
24M
2:59:33
Rank: #9238 (+243)
23M → 24M
7:06 | 7:06/mi
40K· 24.85 mi
3:05:42
Rank: #8990 (+248)
24M → 40K
6:09 | 7:12/mi
25.2M
3:08:23
Rank: #8887 (+103)
40K → 25.2M
2:41 | 7:47/mi
Finish· 26.22 mi
3:15:27
Rank: #8695 (+192)
25.2M → Finish
7:04 | 6:56/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:32:28
Pace7:03 /mi
2nd Half
Distance13.11 mi
Time1:42:59
Pace7:51 /mi
📊Positive Split: 11.4% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:48:4921:467:0021:46
7:00
-
10K
6.21 mi11:10:2743:246:5921:38
6:58
-0:02
15K
9.32 mi11:32:211:05:187:0021:54
7:03
+0:05
20K
12.43 mi11:54:411:27:387:0322:20
7:11
+0:08
Half
13.11 mi11:59:311:32:287:034:50
7:05
-0:06
25K
15.53 mi12:21:201:54:177:2121:49
9:00
+1:55
30K
18.64 mi12:44:372:17:347:2323:17
7:30
-1:30
20M
20.00 mi12:55:032:28:007:2410:26
7:41
+0:11
21M
21.00 mi13:03:142:36:117:268:11
8:11
+0:30
35K
21.75 mi13:10:172:43:147:307:03
9:25
+1:14
23M
23.00 mi13:19:302:52:277:309:13
7:22
-2:03
24M
24.00 mi13:26:362:59:337:297:06
7:06
-0:16
40K
24.85 mi13:32:453:05:427:286:09
7:12
+0:06
25.2M
25.20 mi13:35:263:08:237:292:41
7:47
+0:35
Finish
26.22 mi13:42:303:15:277:287:04
6:56
-0:51

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

6:56 /mi

Average Pace

7:28 /mi

Slowest Pace

9:25 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

0:00

0% of race

Time at Steady Pace

2:25:17

74% of race

Time at Slower Pace

50:10

26% of race

Average Pace: 7:27 /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 mi10:48:4921:467:0021:46
7:00
#7891
10K
6.21 mi11:10:2743:246:5921:38
6:58
#7756
15K
9.32 mi11:32:211:05:187:0021:54
7:03
#7800
20K
12.43 mi11:54:411:27:387:0322:20
7:11
#7842
Half
13.11 mi11:59:311:32:287:034:50
7:05
#7853
25K
15.53 mi12:21:201:54:177:2121:49
9:00
#10071
30K
18.64 mi12:44:372:17:347:2323:17
7:30
#9529
20M
20.00 mi12:55:032:28:007:2410:26
7:41
#9382
21M
21.00 mi13:03:142:36:117:268:11
8:11
#9288
35K
21.75 mi13:10:172:43:147:307:03
9:25
#9792
23M
23.00 mi13:19:302:52:277:309:13
7:22
#9481
24M
24.00 mi13:26:362:59:337:297:06
7:06
#9238
40K
24.85 mi13:32:453:05:427:286:09
7:12
#8990
25.2M
25.20 mi13:35:263:08:237:292:41
7:47
#8887
Finish
26.22 mi13:42:303:15:277:287:04
6:56
#8695
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi3.11 mi78919489487968(Top 28%)1028(Top 8%)1028(Top 19%)
10K6.21 mi3.10 mi7756+135913+35913+357694(Top 27%)903(Top 7%)903(Top 17%)
15K9.32 mi3.11 mi7800-44936-23936-237968(Top 28%)1028(Top 8%)1028(Top 19%)
20K12.43 mi3.11 mi7842-42968-32968-328120(Top 29%)1155(Top 9%)1155(Top 21%)
Half13.11 mi0.68 mi7853-11976-8976-88258(Top 29%)1196(Top 10%)1196(Top 22%)
25K15.53 mi2.42 mi10071-22181945-9691945-96919894(Top 70%)7469(Top 61%)7469(Top 137%)
30K18.64 mi3.11 mi9529+5421740+2051740+2057713(Top 27%)1277(Top 10%)1277(Top 23%)
20M20.00 mi1.36 mi9382+1471715+251715+258222(Top 29%)1626(Top 13%)1626(Top 30%)
21M21.00 mi1.00 mi9288+941708+71708+78499(Top 30%)1934(Top 16%)1934(Top 35%)
35K21.75 mi0.75 mi9792-5041953-2451953-24520047(Top 71%)7997(Top 65%)7997(Top 146%)
23M23.00 mi1.25 mi9481+3111845+1081845+1085854(Top 21%)968(Top 8%)968(Top 18%)
24M24.00 mi1.00 mi9238+2431769+761769+765252(Top 18%)814(Top 7%)814(Top 15%)
40K24.85 mi0.85 mi8990+2481704+651704+655061(Top 18%)808(Top 7%)808(Top 15%)
25.2M25.20 mi0.35 mi8887+1031683+211683+214879(Top 17%)846(Top 7%)846(Top 15%)
Finish26.22 mi1.02 mi8695+1921629+541629+545352(Top 19%)998(Top 8%)998(Top 18%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 28%
×21stories
+97ft-345ft

Overall

7968

Females

1028

F18-39

1028

5K→10K

3.1 - 6.2 mi

Top 27%
×5stories
+79ft-138ft

Overall

7694

Females

903

F18-39

903

10K→15K

6.2 - 9.3 mi

Top 28%
×3stories
+67ft-78ft

Overall

7968

Females

1028

F18-39

1028

15K→20K

9.3 - 12.4 mi

Top 29%
×5stories
+106ft-86ft

Overall

8120

Females

1155

F18-39

1155

20K→Half

12.4 - 13.1 mi

Top 29%
×2stories
+19ft-37ft

Overall

8258

Females

1196

F18-39

1196

Half→25K

13.1 - 15.5 mi

Top 70%
×4stories
+66ft-88ft

Overall

19894

Females

7469

F18-39

7469

25K→30K

15.5 - 18.6 mi

Top 27%
×9stories
+181ft-148ft

Overall

7713

Females

1277

F18-39

1277

30K→20M

18.6 - 20.0 mi

Top 29%
×5stories
+64ft-50ft

Overall

8222

Females

1626

F18-39

1626

20M→21M

20.0 - 21.0 mi

Top 30%
×8stories
+106ft-24ft

Overall

8499

Females

1934

F18-39

1934

21M→35K

21.0 - 21.8 mi

Top 71%
×7stories
+17ft-86ft

Overall

20047

Females

7997

F18-39

7997

35K→23M

21.8 - 23.0 mi

Top 21%
×5stories
+23ft-63ft

Overall

5854

Females

968

F18-39

968

23M→24M

23.0 - 24.0 mi

Top 18%
×6stories
+12ft-82ft

Overall

5252

Females

814

F18-39

814

24M→40K

24.0 - 24.9 mi

Top 18%
×1story
+6ft-20ft

Overall

5061

Females

808

F18-39

808

40K→25.2M

24.9 - 25.2 mi

Top 17%
×1story
+13ft-16ft

Overall

4879

Females

846

F18-39

846

25.2M→Finish

25.2 - 26.2 mi

Top 19%
×2stories
+22ft-21ft

Overall

5352

Females

998

F18-39

998

Passing Analysis

Category:
Athletes Passed
2552*
Passed By
3354
Net Change
-804
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#7891
5K → 10K275140+135#7891#7756
10K → 15K123167-44#7756#7800
15K → 20K120162-42#7800#7842
20K → Half2334-11#7842#7853
Half → 25K52221-2218#7853#10071
25K → 30K561*19+542#10071#9529
30K → 20M18134+147#9529#9382
20M → 21M13844+94#9382#9288
21M → 35K10514-504#9288#9792
35K → 23M3154+311#9792#9481
23M → 24M2463+243#9481#9238
24M → 40K2491+248#9238#8990
40K → 25.2M1041+103#8990#8887
25.2M → Finish20210+192#8887#8695
TOTALS2552*3354-804

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

📊

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