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BOSTON MARATHON 2025

Alexa Carbone

Bib: 27294•F

MA

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
31:22
Rank: #25815
Start → 5K
31:22 | 10:06/mi
10K· 6.21 mi
1:02:57
Rank: #25724 (+91)
5K → 10K
31:35 | 10:10/mi
15K· 9.32 mi
1:35:28
Rank: #25806 (-82)
10K → 15K
32:31 | 10:28/mi
20K· 12.43 mi
2:06:30
Rank: #25396 (+410)
15K → 20K
31:02 | 9:59/mi
Half· 13.11 mi
2:13:17
Rank: #25348 (+48)
20K → Half
6:47 | 9:57/mi
25K· 15.53 mi
2:38:33
Rank: #25134 (+214)
Half → 25K
25:16 | 10:25/mi
30K· 18.64 mi
3:12:30
Rank: #24923 (+211)
25K → 30K
33:57 | 10:56/mi
20M
3:26:16
Rank: #24714 (+209)
30K → 20M
13:46 | 10:08/mi
21M
3:36:41
Rank: #24497 (+217)
20M → 21M
10:25 | 10:25/mi
35K· 21.75 mi
3:47:01
Rank: #24706 (-209)
21M → 35K
10:20 | 13:49/mi
23M
3:59:55
Rank: #24548 (+158)
35K → 23M
12:54 | 10:18/mi
24M
4:09:43
Rank: #24424 (+124)
23M → 24M
9:48 | 9:48/mi
40K· 24.85 mi
4:19:11
Rank: #24387 (+37)
24M → 40K
9:28 | 11:04/mi
25.2M
4:23:32
Rank: #24391 (-4)
40K → 25.2M
4:21 | 12:37/mi
Finish· 26.22 mi
4:33:34
Rank: #24334 (+57)
25.2M → Finish
10:02 | 9:51/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time2:13:17
Pace10:10 /mi
2nd Half
Distance13.11 mi
Time2:20:17
Pace10:42 /mi
📊Positive Split: 5.3% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:53:0231:2210:0631:22
10:06
-
10K
6.21 mi12:24:371:02:5710:0831:35
10:10
+0:04
15K
9.32 mi12:57:081:35:2810:1532:31
10:28
+0:18
20K
12.43 mi13:28:102:06:3010:1131:02
9:59
-0:29
Half
13.11 mi13:34:572:13:1710:106:47
9:57
-0:02
25K
15.53 mi14:00:132:38:3310:1225:16
10:25
+0:28
30K
18.64 mi14:34:103:12:3010:2033:57
10:56
+0:31
20M
20.00 mi14:47:563:26:1610:1913:46
10:08
-0:48
21M
21.00 mi14:58:213:36:4110:1910:25
10:25
+0:17
35K
21.75 mi15:08:413:47:0110:2610:20
13:49
+3:24
23M
23.00 mi15:21:353:59:5510:2612:54
10:18
-3:31
24M
24.00 mi15:31:234:09:4310:249:48
9:48
-0:30
40K
24.85 mi15:40:514:19:1110:269:28
11:04
+1:16
25.2M
25.20 mi15:45:124:23:3210:274:21
12:37
+1:33
Finish
26.22 mi15:55:144:33:3410:2610:02
9:51
-2:46

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

9:48 /mi

Average Pace

10:26 /mi

Slowest Pace

13:49 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

0:00

0% of race

Time at Steady Pace

3:35:28

79% of race

Time at Slower Pace

58:06

21% of race

Average Pace: 10:26 /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 mi11:53:0231:2210:0631:22
10:06
#25815
10K
6.21 mi12:24:371:02:5710:0831:35
10:10
#25724
15K
9.32 mi12:57:081:35:2810:1532:31
10:28
#25806
20K
12.43 mi13:28:102:06:3010:1131:02
9:59
#25396
Half
13.11 mi13:34:572:13:1710:106:47
9:57
#25348
25K
15.53 mi14:00:132:38:3310:1225:16
10:25
#25134
30K
18.64 mi14:34:103:12:3010:2033:57
10:56
#24923
20M
20.00 mi14:47:563:26:1610:1913:46
10:08
#24714
21M
21.00 mi14:58:213:36:4110:1910:25
10:25
#24497
35K
21.75 mi15:08:413:47:0110:2610:20
13:49
#24706
23M
23.00 mi15:21:353:59:5510:2612:54
10:18
#24548
24M
24.00 mi15:31:234:09:4310:249:48
9:48
#24424
40K
24.85 mi15:40:514:19:1110:269:28
11:04
#24387
25.2M
25.20 mi15:45:124:23:3210:274:21
12:37
#24391
Finish
26.22 mi15:55:144:33:3410:2610:02
9:51
#24334
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi3.11 mi25815106501065025867(Top 91%)10717(Top 88%)10717(Top 196%)
10K6.21 mi3.10 mi25724+9110615+3510615+3525671(Top 90%)10616(Top 87%)10616(Top 194%)
15K9.32 mi3.11 mi25806-8210671-5610671-5625867(Top 91%)10717(Top 88%)10717(Top 196%)
20K12.43 mi3.11 mi25396+41010456+21510456+21524198(Top 85%)9831(Top 80%)9831(Top 180%)
Half13.11 mi0.68 mi25348+4810432+2410432+2424728(Top 87%)10125(Top 83%)10125(Top 185%)
25K15.53 mi2.42 mi25134+21410328+10410328+10424225(Top 85%)9866(Top 81%)9866(Top 180%)
30K18.64 mi3.11 mi24923+21110236+9210236+9223884(Top 84%)9808(Top 80%)9808(Top 179%)
20M20.00 mi1.36 mi24714+20910135+10110135+10121400(Top 75%)8578(Top 70%)8578(Top 157%)
21M21.00 mi1.00 mi24497+21710031+10410031+10419778(Top 70%)7787(Top 64%)7787(Top 142%)
35K21.75 mi0.75 mi24706-20910153-12210153-12227587(Top 97%)11898(Top 97%)11898(Top 218%)
23M23.00 mi1.25 mi24548+15810084+6910084+6921444(Top 75%)8789(Top 72%)8789(Top 161%)
24M24.00 mi1.00 mi24424+12410028+5610028+5620753(Top 73%)8484(Top 69%)8484(Top 155%)
40K24.85 mi0.85 mi24387+3710010+1810010+1823320(Top 82%)9858(Top 81%)9858(Top 180%)
25.2M25.20 mi0.35 mi24391-410023-1310023-1324439(Top 86%)10397(Top 85%)10397(Top 190%)
Finish26.22 mi1.02 mi24334+5710011+1210011+1222463(Top 79%)9406(Top 77%)9406(Top 172%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 91%
×21stories
+97ft-345ft

Overall

25867

Females

10717

F18-39

10717

5K→10K

3.1 - 6.2 mi

Top 90%
×5stories
+79ft-138ft

Overall

25671

Females

10616

F18-39

10616

10K→15K

6.2 - 9.3 mi

Top 91%
×3stories
+67ft-78ft

Overall

25867

Females

10717

F18-39

10717

15K→20K

9.3 - 12.4 mi

Top 85%
×5stories
+106ft-86ft

Overall

24198

Females

9831

F18-39

9831

20K→Half

12.4 - 13.1 mi

Top 87%
×2stories
+19ft-37ft

Overall

24728

Females

10125

F18-39

10125

Half→25K

13.1 - 15.5 mi

Top 85%
×4stories
+66ft-88ft

Overall

24225

Females

9866

F18-39

9866

25K→30K

15.5 - 18.6 mi

Top 84%
×9stories
+181ft-148ft

Overall

23884

Females

9808

F18-39

9808

30K→20M

18.6 - 20.0 mi

Top 75%
×5stories
+64ft-50ft

Overall

21400

Females

8578

F18-39

8578

20M→21M

20.0 - 21.0 mi

Top 70%
×8stories
+106ft-24ft

Overall

19778

Females

7787

F18-39

7787

21M→35K

21.0 - 21.8 mi

Top 97%
×7stories
+17ft-86ft

Overall

27587

Females

11898

F18-39

11898

35K→23M

21.8 - 23.0 mi

Top 75%
×5stories
+23ft-63ft

Overall

21444

Females

8789

F18-39

8789

23M→24M

23.0 - 24.0 mi

Top 73%
×6stories
+12ft-82ft

Overall

20753

Females

8484

F18-39

8484

24M→40K

24.0 - 24.9 mi

Top 82%
×1story
+6ft-20ft

Overall

23320

Females

9858

F18-39

9858

40K→25.2M

24.9 - 25.2 mi

Top 86%
×1story
+13ft-16ft

Overall

24439

Females

10397

F18-39

10397

25.2M→Finish

25.2 - 26.2 mi

Top 79%
×2stories
+22ft-21ft

Overall

22463

Females

9406

F18-39

9406

Passing Analysis

Category:
Athletes Passed
2131
Passed By
650
Net Change
+1481
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#25815
5K → 10K239148+91#25815#25724
10K → 15K97179-82#25724#25806
15K → 20K4133+410#25806#25396
20K → Half513+48#25396#25348
Half → 25K23218+214#25348#25134
25K → 30K24130+211#25134#24923
30K → 20M2101+209#24923#24714
20M → 21M2181+217#24714#24497
21M → 35K4213-209#24497#24706
35K → 23M1624+158#24706#24548
23M → 24M1284+124#24548#24424
24M → 40K5215+37#24424#24387
40K → 25.2M1317-4#24387#24391
25.2M → Finish7114+57#24391#24334
TOTALS2131650+1481
📊

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