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BOSTON MARATHON 2025

Isabella Malick

Bib: 27593•F

NY

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

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
28:03
Rank: #22553
Start → 5K
28:03 | 9:02/mi
10K· 6.21 mi
55:09
Rank: #21853 (+700)
5K → 10K
27:06 | 8:43/mi
15K· 9.32 mi
1:24:57
Rank: #22768 (-915)
10K → 15K
29:48 | 9:36/mi
20K· 12.43 mi
1:54:15
Rank: #22757 (+11)
15K → 20K
29:18 | 9:26/mi
Half· 13.11 mi
2:00:30
Rank: #22749 (+8)
20K → Half
6:15 | 9:10/mi
25K· 15.53 mi
2:27:25
Rank: #23388 (-639)
Half → 25K
26:55 | 11:06/mi
30K· 18.64 mi
3:00:15
Rank: #23303 (+85)
25K → 30K
32:50 | 10:34/mi
20M
3:14:31
Rank: #23220 (+83)
30K → 20M
14:16 | 10:30/mi
21M
3:24:54
Rank: #23030 (+190)
20M → 21M
10:23 | 10:23/mi
35K· 21.75 mi
3:32:01
Rank: #22945 (+85)
21M → 35K
7:07 | 9:31/mi
23M
3:45:17
Rank: #22875 (+70)
35K → 23M
13:16 | 10:36/mi
24M
3:55:34
Rank: #22829 (+46)
23M → 24M
10:17 | 10:17/mi
40K· 24.85 mi
4:05:03
Rank: #22861 (-32)
24M → 40K
9:29 | 11:05/mi
25.2M
4:08:57
Rank: #22841 (+20)
40K → 25.2M
3:54 | 11:19/mi
Finish· 26.22 mi
4:19:32
Rank: #22908 (-67)
25.2M → Finish
10:35 | 10:23/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time2:00:30
Pace9:12 /mi
2nd Half
Distance13.11 mi
Time2:19:02
Pace10:36 /mi
📊Positive Split: 15.4% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:44:4428:039:0228:03
9:02
-
10K
6.21 mi12:11:5055:098:5327:06
8:43
-0:19
15K
9.32 mi12:41:381:24:579:0729:48
9:36
+0:53
20K
12.43 mi13:10:561:54:159:1229:18
9:26
-0:10
Half
13.11 mi13:17:112:00:309:126:15
9:10
-0:16
25K
15.53 mi13:44:062:27:259:2926:55
11:06
+1:56
30K
18.64 mi14:16:563:00:159:4032:50
10:34
-0:32
20M
20.00 mi14:31:123:14:319:4414:16
10:30
-0:04
21M
21.00 mi14:41:353:24:549:4510:23
10:23
-0:07
35K
21.75 mi14:48:423:32:019:457:07
9:31
-0:52
23M
23.00 mi15:01:583:45:179:4813:16
10:36
+1:05
24M
24.00 mi15:12:153:55:349:4910:17
10:17
-0:19
40K
24.85 mi15:21:444:05:039:529:29
11:05
+0:48
25.2M
25.20 mi15:25:384:08:579:533:54
11:19
+0:14
Finish
26.22 mi15:36:134:19:329:5410:35
10:23
-0:56

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

8:43 /mi

Average Pace

9:54 /mi

Slowest Pace

11:19 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:07:37

49% of race

Time at Steady Pace

1:31:37

35% of race

Time at Slower Pace

40:18

16% of race

Average Pace: 9:54 /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 mi11:44:4428:039:0228:03
9:02
#22553
10K
6.21 mi12:11:5055:098:5327:06
8:43
#21853
15K
9.32 mi12:41:381:24:579:0729:48
9:36
#22768
20K
12.43 mi13:10:561:54:159:1229:18
9:26
#22757
Half
13.11 mi13:17:112:00:309:126:15
9:10
#22749
25K
15.53 mi13:44:062:27:259:2926:55
11:06
#23388
30K
18.64 mi14:16:563:00:159:4032:50
10:34
#23303
20M
20.00 mi14:31:123:14:319:4414:16
10:30
#23220
21M
21.00 mi14:41:353:24:549:4510:23
10:23
#23030
35K
21.75 mi14:48:423:32:019:457:07
9:31
#22945
23M
23.00 mi15:01:583:45:179:4813:16
10:36
#22875
24M
24.00 mi15:12:153:55:349:4910:17
10:17
#22829
40K
24.85 mi15:21:444:05:039:529:29
11:05
#22861
25.2M
25.20 mi15:25:384:08:579:533:54
11:19
#22841
Finish
26.22 mi15:36:134:19:329:5410:35
10:23
#22908
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi3.11 mi225538938893823991(Top 84%)9659(Top 79%)9659(Top 177%)
10K6.21 mi3.10 mi21853+7008525+4138525+41321020(Top 74%)8029(Top 66%)8029(Top 147%)
15K9.32 mi3.11 mi22768-9158995-4708995-47023991(Top 84%)9659(Top 79%)9659(Top 177%)
20K12.43 mi3.11 mi22757+118988+78988+722688(Top 80%)8973(Top 73%)8973(Top 164%)
Half13.11 mi0.68 mi22749+88983+58983+522496(Top 79%)8887(Top 73%)8887(Top 162%)
25K15.53 mi2.42 mi23388-6399354-3719354-37125351(Top 89%)10487(Top 86%)10487(Top 192%)
30K18.64 mi3.11 mi23303+859350+49350+423094(Top 81%)9372(Top 77%)9372(Top 171%)
20M20.00 mi1.36 mi23220+839325+259325+2522417(Top 79%)9120(Top 75%)9120(Top 167%)
21M21.00 mi1.00 mi23030+1909242+839242+8319677(Top 69%)7734(Top 63%)7734(Top 141%)
35K21.75 mi0.75 mi22945+859211+319211+3120411(Top 72%)8202(Top 67%)8202(Top 150%)
23M23.00 mi1.25 mi22875+709196+159196+1522268(Top 78%)9210(Top 75%)9210(Top 168%)
24M24.00 mi1.00 mi22829+469191+59191+522211(Top 78%)9244(Top 76%)9244(Top 169%)
40K24.85 mi0.85 mi22861-329233-429233-4223355(Top 82%)9877(Top 81%)9877(Top 181%)
25.2M25.20 mi0.35 mi22841+209227+69227+621591(Top 76%)8960(Top 73%)8960(Top 164%)
Finish26.22 mi1.02 mi22908-679272-459272-4524010(Top 85%)10175(Top 83%)10175(Top 186%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 84%
×21stories
+97ft-345ft

Overall

23991

Females

9659

F18-39

9659

5K→10K

3.1 - 6.2 mi

Top 74%
×5stories
+79ft-138ft

Overall

21020

Females

8029

F18-39

8029

10K→15K

6.2 - 9.3 mi

Top 84%
×3stories
+67ft-78ft

Overall

23991

Females

9659

F18-39

9659

15K→20K

9.3 - 12.4 mi

Top 80%
×5stories
+106ft-86ft

Overall

22688

Females

8973

F18-39

8973

20K→Half

12.4 - 13.1 mi

Top 79%
×2stories
+19ft-37ft

Overall

22496

Females

8887

F18-39

8887

Half→25K

13.1 - 15.5 mi

Top 89%
×4stories
+66ft-88ft

Overall

25351

Females

10487

F18-39

10487

25K→30K

15.5 - 18.6 mi

Top 81%
×9stories
+181ft-148ft

Overall

23094

Females

9372

F18-39

9372

30K→20M

18.6 - 20.0 mi

Top 79%
×5stories
+64ft-50ft

Overall

22417

Females

9120

F18-39

9120

20M→21M

20.0 - 21.0 mi

Top 69%
×8stories
+106ft-24ft

Overall

19677

Females

7734

F18-39

7734

21M→35K

21.0 - 21.8 mi

Top 72%
×7stories
+17ft-86ft

Overall

20411

Females

8202

F18-39

8202

35K→23M

21.8 - 23.0 mi

Top 78%
×5stories
+23ft-63ft

Overall

22268

Females

9210

F18-39

9210

23M→24M

23.0 - 24.0 mi

Top 78%
×6stories
+12ft-82ft

Overall

22211

Females

9244

F18-39

9244

24M→40K

24.0 - 24.9 mi

Top 82%
×1story
+6ft-20ft

Overall

23355

Females

9877

F18-39

9877

40K→25.2M

24.9 - 25.2 mi

Top 76%
×1story
+13ft-16ft

Overall

21591

Females

8960

F18-39

8960

25.2M→Finish

25.2 - 26.2 mi

Top 85%
×2stories
+22ft-21ft

Overall

24010

Females

10175

F18-39

10175

Passing Analysis

Category:
Athletes Passed
1913
Passed By
2268
Net Change
-355
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#22553
5K → 10K75454+700#22553#21853
10K → 15K34949-915#21853#22768
15K → 20K193182+11#22768#22757
20K → Half3325+8#22757#22749
Half → 25K23662-639#22749#23388
25K → 30K203118+85#23388#23303
30K → 20M12340+83#23303#23220
20M → 21M1933+190#23220#23030
21M → 35K916+85#23030#22945
35K → 23M9727+70#22945#22875
23M → 24M7428+46#22875#22829
24M → 40K4476-32#22829#22861
40K → 25.2M3313+20#22861#22841
25.2M → Finish1885-67#22841#22908
TOTALS19132268-355
📊

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