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BOSTON MARATHON 2025

Alexis Cservak

Bib: 32172•F

PA

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
25:24
Rank: #17967
Start → 5K
25:24 | 8:11/mi
10K· 6.21 mi
50:29
Rank: #17447 (+520)
5K → 10K
25:05 | 8:04/mi
15K· 9.32 mi
1:16:15
Rank: #17645 (-198)
10K → 15K
25:46 | 8:18/mi
20K· 12.43 mi
1:42:26
Rank: #17631 (+14)
15K → 20K
26:11 | 8:26/mi
Half· 13.11 mi
1:48:16
Rank: #17728 (-97)
20K → Half
5:50 | 8:33/mi
25K· 15.53 mi
2:10:26
Rank: #18240 (-512)
Half → 25K
22:10 | 9:09/mi
30K· 18.64 mi
2:41:54
Rank: #19259 (-1019)
25K → 30K
31:28 | 10:08/mi
20M
2:56:57
Rank: #19823 (-564)
30K → 20M
15:03 | 11:04/mi
21M
3:09:55
Rank: #20411 (-588)
20M → 21M
12:58 | 12:58/mi
35K· 21.75 mi
3:17:12
Rank: #20449 (-38)
21M → 35K
7:17 | 9:44/mi
23M
3:31:17
Rank: #20774 (-325)
35K → 23M
14:05 | 11:15/mi
24M
3:42:32
Rank: #21008 (-234)
23M → 24M
11:15 | 11:15/mi
40K· 24.85 mi
3:51:29
Rank: #21062 (-54)
24M → 40K
8:57 | 10:28/mi
25.2M
3:56:32
Rank: #21227 (-165)
40K → 25.2M
5:03 | 14:39/mi
Finish· 26.22 mi
4:07:25
Rank: #21394 (-167)
25.2M → Finish
10:53 | 10:41/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:48:16
Pace8:16 /mi
2nd Half
Distance13.11 mi
Time2:19:09
Pace10:37 /mi
📊Positive Split: 28.5% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:49:5325:248:1125:24
8:11
-
10K
6.21 mi12:14:5850:298:0725:05
8:04
-0:07
15K
9.32 mi12:40:441:16:158:1125:46
8:18
+0:14
20K
12.43 mi13:06:551:42:268:1526:11
8:26
+0:08
Half
13.11 mi13:12:451:48:168:165:50
8:33
+0:07
25K
15.53 mi13:34:552:10:268:2422:10
9:09
+0:36
30K
18.64 mi14:06:232:41:548:4131:28
10:08
+0:59
20M
20.00 mi14:21:262:56:578:5115:03
11:04
+0:56
21M
21.00 mi14:34:243:09:559:0312:58
12:58
+1:54
35K
21.75 mi14:41:413:17:129:047:17
9:44
-3:14
23M
23.00 mi14:55:463:31:179:1114:05
11:15
+1:31
24M
24.00 mi15:07:013:42:329:1611:15
11:15
0:00
40K
24.85 mi15:15:583:51:299:198:57
10:28
-0:47
25.2M
25.20 mi15:21:013:56:329:235:03
14:39
+4:11
Finish
26.22 mi15:31:544:07:259:2710:53
10:41
-3:58

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

8:04 /mi

Average Pace

9:27 /mi

Slowest Pace

14:39 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:10:26

53% of race

Time at Steady Pace

58:35

24% of race

Time at Slower Pace

58:24

24% of race

Average Pace: 9:26 /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 mi11:49:5325:248:1125:24
8:11
#17967
10K
6.21 mi12:14:5850:298:0725:05
8:04
#17447
15K
9.32 mi12:40:441:16:158:1125:46
8:18
#17645
20K
12.43 mi13:06:551:42:268:1526:11
8:26
#17631
Half
13.11 mi13:12:451:48:168:165:50
8:33
#17728
25K
15.53 mi13:34:552:10:268:2422:10
9:09
#18240
30K
18.64 mi14:06:232:41:548:4131:28
10:08
#19259
20M
20.00 mi14:21:262:56:578:5115:03
11:04
#19823
21M
21.00 mi14:34:243:09:559:0312:58
12:58
#20411
35K
21.75 mi14:41:413:17:129:047:17
9:44
#20449
23M
23.00 mi14:55:463:31:179:1114:05
11:15
#20774
24M
24.00 mi15:07:013:42:329:1611:15
11:15
#21008
40K
24.85 mi15:15:583:51:299:198:57
10:28
#21062
25.2M
25.20 mi15:21:013:56:329:235:03
14:39
#21227
Finish
26.22 mi15:31:544:07:259:2710:53
10:41
#21394
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi3.11 mi179676329632918026(Top 63%)6337(Top 52%)6337(Top 116%)
10K6.21 mi3.10 mi17447+5206006+3236006+32317038(Top 60%)5730(Top 47%)5730(Top 105%)
15K9.32 mi3.11 mi17645-1986110-1046110-10418026(Top 63%)6337(Top 52%)6337(Top 116%)
20K12.43 mi3.11 mi17631+146118-86118-817739(Top 62%)6193(Top 51%)6193(Top 113%)
Half13.11 mi0.68 mi17728-976178-606178-6019606(Top 69%)7262(Top 59%)7262(Top 133%)
25K15.53 mi2.42 mi18240-5126494-3166494-31620548(Top 72%)7843(Top 64%)7843(Top 143%)
30K18.64 mi3.11 mi19259-10197108-6147108-61421990(Top 77%)8765(Top 72%)8765(Top 160%)
20M20.00 mi1.36 mi19823-5647448-3407448-34023748(Top 84%)9815(Top 80%)9815(Top 179%)
21M21.00 mi1.00 mi20411-5887803-3557803-35525005(Top 88%)10571(Top 86%)10571(Top 193%)
35K21.75 mi0.75 mi20449-387839-367839-3621139(Top 74%)8581(Top 70%)8581(Top 157%)
23M23.00 mi1.25 mi20774-3258040-2018040-20123781(Top 84%)9993(Top 82%)9993(Top 183%)
24M24.00 mi1.00 mi21008-2348193-1538193-15324480(Top 86%)10367(Top 85%)10367(Top 190%)
40K24.85 mi0.85 mi21062-548235-428235-4221845(Top 77%)9118(Top 75%)9118(Top 167%)
25.2M25.20 mi0.35 mi21227-1658334-998334-9926868(Top 95%)11596(Top 95%)11596(Top 212%)
Finish26.22 mi1.02 mi21394-1678442-1088442-10824695(Top 87%)10503(Top 86%)10503(Top 192%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 63%
×21stories
+97ft-345ft

Overall

18026

Females

6337

F18-39

6337

5K→10K

3.1 - 6.2 mi

Top 60%
×5stories
+79ft-138ft

Overall

17038

Females

5730

F18-39

5730

10K→15K

6.2 - 9.3 mi

Top 63%
×3stories
+67ft-78ft

Overall

18026

Females

6337

F18-39

6337

15K→20K

9.3 - 12.4 mi

Top 62%
×5stories
+106ft-86ft

Overall

17739

Females

6193

F18-39

6193

20K→Half

12.4 - 13.1 mi

Top 69%
×2stories
+19ft-37ft

Overall

19606

Females

7262

F18-39

7262

Half→25K

13.1 - 15.5 mi

Top 72%
×4stories
+66ft-88ft

Overall

20548

Females

7843

F18-39

7843

25K→30K

15.5 - 18.6 mi

Top 77%
×9stories
+181ft-148ft

Overall

21990

Females

8765

F18-39

8765

30K→20M

18.6 - 20.0 mi

Top 84%
×5stories
+64ft-50ft

Overall

23748

Females

9815

F18-39

9815

20M→21M

20.0 - 21.0 mi

Top 88%
×8stories
+106ft-24ft

Overall

25005

Females

10571

F18-39

10571

21M→35K

21.0 - 21.8 mi

Top 74%
×7stories
+17ft-86ft

Overall

21139

Females

8581

F18-39

8581

35K→23M

21.8 - 23.0 mi

Top 84%
×5stories
+23ft-63ft

Overall

23781

Females

9993

F18-39

9993

23M→24M

23.0 - 24.0 mi

Top 86%
×6stories
+12ft-82ft

Overall

24480

Females

10367

F18-39

10367

24M→40K

24.0 - 24.9 mi

Top 77%
×1story
+6ft-20ft

Overall

21845

Females

9118

F18-39

9118

40K→25.2M

24.9 - 25.2 mi

Top 95%
×1story
+13ft-16ft

Overall

26868

Females

11596

F18-39

11596

25.2M→Finish

25.2 - 26.2 mi

Top 87%
×2stories
+22ft-21ft

Overall

24695

Females

10503

F18-39

10503

Passing Analysis

Category:
Athletes Passed
1233
Passed By
4660
Net Change
-3427
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#17967
5K → 10K61393+520#17967#17447
10K → 15K133331-198#17447#17645
15K → 20K199185+14#17645#17631
20K → Half13110-97#17631#17728
Half → 25K53565-512#17728#18240
25K → 30K531072-1019#18240#19259
30K → 20M19583-564#19259#19823
20M → 21M15603-588#19823#20411
21M → 35K4886-38#20411#20449
35K → 23M30355-325#20449#20774
23M → 24M17251-234#20774#21008
24M → 40K2680-54#21008#21062
40K → 25.2M4169-165#21062#21227
25.2M → Finish10177-167#21227#21394
TOTALS12334660-3427
📊

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