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BOSTON MARATHON 2025

Alicja Januszewicz

Bib: 29604•F

MA

0:00
0:00
/ mi
Masters
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Overall
#0 / 28404
Gender (Female)
#0 / 12228
Masters (Masters Women)
#0 / 6759
Division (F50-54)
#0 / 1303
Race Day Weather
50°/40°F
broken clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
28:49
Rank: #23492
Start → 5K
28:49 | 9:17/mi
10K· 6.21 mi
57:46
Rank: #23555 (-63)
5K → 10K
28:57 | 9:19/mi
15K· 9.32 mi
1:27:23
Rank: #23685 (-130)
10K → 15K
29:37 | 9:32/mi
20K· 12.43 mi
1:58:07
Rank: #23757 (-72)
15K → 20K
30:44 | 9:54/mi
Half· 13.11 mi
2:04:52
Rank: #23800 (-43)
20K → Half
6:45 | 9:54/mi
25K· 15.53 mi
2:29:19
Rank: #23728 (+72)
Half → 25K
24:27 | 10:05/mi
30K· 18.64 mi
3:02:51
Rank: #23700 (+28)
25K → 30K
33:32 | 10:48/mi
20M
3:18:10
Rank: #23757 (-57)
30K → 20M
15:19 | 11:16/mi
21M
3:31:19
Rank: #23894 (-137)
20M → 21M
13:09 | 13:09/mi
35K· 21.75 mi
3:39:12
Rank: #23861 (+33)
21M → 35K
7:53 | 10:32/mi
23M
3:52:46
Rank: #23806 (+55)
35K → 23M
13:34 | 10:50/mi
24M
4:04:44
Rank: #23907 (-101)
23M → 24M
11:58 | 11:58/mi
40K· 24.85 mi
4:14:22
Rank: #23908 (-1)
24M → 40K
9:38 | 11:16/mi
25.2M
4:18:50
Rank: #23942 (-34)
40K → 25.2M
4:28 | 12:57/mi
Finish· 26.22 mi
4:29:57
Rank: #24010 (-68)
25.2M → Finish
11:07 | 10:55/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time2:04:52
Pace9:31 /mi
2nd Half
Distance13.11 mi
Time2:25:05
Pace11:04 /mi
📊Positive Split: 16.2% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:47:4128:499:1728:49
9:17
-
10K
6.21 mi12:16:3857:469:1828:57
9:19
+0:02
15K
9.32 mi12:46:151:27:239:2329:37
9:32
+0:13
20K
12.43 mi13:16:591:58:079:3030:44
9:54
+0:22
Half
13.11 mi13:23:442:04:529:316:45
9:54
0:00
25K
15.53 mi13:48:112:29:199:3724:27
10:05
+0:11
30K
18.64 mi14:21:433:02:519:4933:32
10:48
+0:43
20M
20.00 mi14:37:023:18:109:5415:19
11:16
+0:28
21M
21.00 mi14:50:113:31:1910:0413:09
13:09
+1:53
35K
21.75 mi14:58:043:39:1210:057:53
10:32
-2:37
23M
23.00 mi15:11:383:52:4610:0713:34
10:50
+0:18
24M
24.00 mi15:23:364:04:4410:1211:58
11:58
+1:08
40K
24.85 mi15:33:144:14:2210:149:38
11:16
-0:42
25.2M
25.20 mi15:37:424:18:5010:164:28
12:57
+1:41
Finish
26.22 mi15:48:494:29:5710:1811:07
10:55
-2:02

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

9:17 /mi

Average Pace

10:18 /mi

Slowest Pace

13:09 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:29:19

55% of race

Time at Steady Pace

1:31:03

34% of race

Time at Slower Pace

29:35

11% of race

Average Pace: 10:18 /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 mi11:47:4128:499:1728:49
9:17
#23492
10K
6.21 mi12:16:3857:469:1828:57
9:19
#23555
15K
9.32 mi12:46:151:27:239:2329:37
9:32
#23685
20K
12.43 mi13:16:591:58:079:3030:44
9:54
#23757
Half
13.11 mi13:23:442:04:529:316:45
9:54
#23800
25K
15.53 mi13:48:112:29:199:3724:27
10:05
#23728
30K
18.64 mi14:21:433:02:519:4933:32
10:48
#23700
20M
20.00 mi14:37:023:18:109:5415:19
11:16
#23757
21M
21.00 mi14:50:113:31:1910:0413:09
13:09
#23894
35K
21.75 mi14:58:043:39:1210:057:53
10:32
#23861
23M
23.00 mi15:11:383:52:4610:0713:34
10:50
#23806
24M
24.00 mi15:23:364:04:4410:1211:58
11:58
#23907
40K
24.85 mi15:33:144:14:2210:149:38
11:16
#23908
25.2M
25.20 mi15:37:424:18:5010:164:28
12:57
#23942
Finish
26.22 mi15:48:494:29:5710:1811:07
10:55
#24010
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF50-54Seg. OverallSeg. FemalesSeg. F50-54
5K3.11 mi3.11 mi234929431943123838(Top 84%)9568(Top 78%)9568(Top 734%)
10K6.21 mi3.10 mi23555-639457-269457-2623595(Top 83%)9462(Top 77%)9462(Top 726%)
15K9.32 mi3.11 mi23685-1309510-539510-5323838(Top 84%)9568(Top 78%)9568(Top 734%)
20K12.43 mi3.11 mi23757-729554-449554-4423998(Top 84%)9707(Top 79%)9707(Top 745%)
Half13.11 mi0.68 mi23800-439579-259579-2524623(Top 87%)10070(Top 82%)10070(Top 773%)
25K15.53 mi2.42 mi23728+729544+359544+3523474(Top 83%)9470(Top 77%)9470(Top 727%)
30K18.64 mi3.11 mi23700+289574-309574-3023600(Top 83%)9657(Top 79%)9657(Top 741%)
20M20.00 mi1.36 mi23757-579623-499623-4924147(Top 85%)10034(Top 82%)10034(Top 770%)
21M21.00 mi1.00 mi23894-1379708-859708-8525252(Top 89%)10694(Top 87%)10694(Top 821%)
35K21.75 mi0.75 mi23861+339706+29706+223270(Top 82%)9693(Top 79%)9693(Top 744%)
23M23.00 mi1.25 mi23806+559694+129694+1222850(Top 80%)9526(Top 78%)9526(Top 731%)
24M24.00 mi1.00 mi23907-1019758-649758-6425641(Top 90%)10956(Top 90%)10956(Top 841%)
40K24.85 mi0.85 mi23908-19769-119769-1123712(Top 83%)10036(Top 82%)10036(Top 770%)
25.2M25.20 mi0.35 mi23942-349799-309799-3024990(Top 88%)10676(Top 87%)10676(Top 819%)
Finish26.22 mi1.02 mi24010-689847-489847-4825199(Top 89%)10748(Top 88%)10748(Top 825%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 84%
×21stories
+97ft-345ft

Overall

23838

Females

9568

F50-54

9568

5K→10K

3.1 - 6.2 mi

Top 83%
×5stories
+79ft-138ft

Overall

23595

Females

9462

F50-54

9462

10K→15K

6.2 - 9.3 mi

Top 84%
×3stories
+67ft-78ft

Overall

23838

Females

9568

F50-54

9568

15K→20K

9.3 - 12.4 mi

Top 84%
×5stories
+106ft-86ft

Overall

23998

Females

9707

F50-54

9707

20K→Half

12.4 - 13.1 mi

Top 87%
×2stories
+19ft-37ft

Overall

24623

Females

10070

F50-54

10070

Half→25K

13.1 - 15.5 mi

Top 83%
×4stories
+66ft-88ft

Overall

23474

Females

9470

F50-54

9470

25K→30K

15.5 - 18.6 mi

Top 83%
×9stories
+181ft-148ft

Overall

23600

Females

9657

F50-54

9657

30K→20M

18.6 - 20.0 mi

Top 85%
×5stories
+64ft-50ft

Overall

24147

Females

10034

F50-54

10034

20M→21M

20.0 - 21.0 mi

Top 89%
×8stories
+106ft-24ft

Overall

25252

Females

10694

F50-54

10694

21M→35K

21.0 - 21.8 mi

Top 82%
×7stories
+17ft-86ft

Overall

23270

Females

9693

F50-54

9693

35K→23M

21.8 - 23.0 mi

Top 80%
×5stories
+23ft-63ft

Overall

22850

Females

9526

F50-54

9526

23M→24M

23.0 - 24.0 mi

Top 90%
×6stories
+12ft-82ft

Overall

25641

Females

10956

F50-54

10956

24M→40K

24.0 - 24.9 mi

Top 83%
×1story
+6ft-20ft

Overall

23712

Females

10036

F50-54

10036

40K→25.2M

24.9 - 25.2 mi

Top 88%
×1story
+13ft-16ft

Overall

24990

Females

10676

F50-54

10676

25.2M→Finish

25.2 - 26.2 mi

Top 89%
×2stories
+22ft-21ft

Overall

25199

Females

10748

F50-54

10748

Passing Analysis

Category:
Athletes Passed
1105
Passed By
1623
Net Change
-518
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#23492
5K → 10K202265-63#23492#23555
10K → 15K131261-130#23555#23685
15K → 20K110182-72#23685#23757
20K → Half1154-43#23757#23800
Half → 25K15381+72#23800#23728
25K → 30K165137+28#23728#23700
30K → 20M55112-57#23700#23757
20M → 21M29166-137#23757#23894
21M → 35K6027+33#23894#23861
35K → 23M9439+55#23861#23806
23M → 24M19120-101#23806#23907
24M → 40K4344-1#23907#23908
40K → 25.2M943-34#23908#23942
25.2M → Finish2492-68#23942#24010
TOTALS11051623-518
📊

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