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BOSTON MARATHON 2025

Maura Wieczorek

Bib: 10655•F

NS

0:00
0:00
/ mi
Masters
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Overall
#0 / 28404
Top 33%
Gender (Female)
#0 / 12228
Top 15%
Masters (Masters Women)
#0 / 6759
Top 6%
Division (F40-44)
#0 / 1718
Top 12%
Race Day Weather
50°/40°F
broken clouds

⏱️ Race Timeline

Course Elevation
7–469 ft
≈
×2stacked redwood trees
•▲ 890 ft climb · ▼ 1342 ft descent
Ribbon color based on
FasterSteadySlower· vs. your average pace
Start
0:00
Race begins
5K· 3.11 mi
7:14/mi
22:28
↑ 97↓ 3451.5%
10K· 6.21 mi
7:07/mi
44:35
↑ 79↓ 1380.4%
15K· 9.32 mi
7:08/mi
1:06:45
↑ 67↓ 78
20K· 12.43 mi
7:06/mi
1:28:50
↑ 106↓ 860.1%
Half· 13.11 mi
7:01/mi
1:33:37
↑ 19↓ 370.5%
25K· 15.53 mi
7:39/mi
1:52:10
↑ 66↓ 880.2%
30K· 18.64 mi
7:43/mi
2:16:08
↑ 181↓ 1480.2%
20M
7:44/mi
2:26:38
↑ 64↓ 500.2%
21M
8:57/mi
2:35:35
↑ 106↓ 241.6%
35K· 21.75 mi
7:33/mi
2:41:14
↑ 17↓ 861.7%
23M
8:34/mi
2:51:57
↑ 23↓ 630.6%
24M
7:38/mi
2:59:35
↓ 821.3%
40K· 24.85 mi
7:44/mi
3:06:12
↓ 200.3%
25.2M
9:17/mi
3:09:24
↑ 13↓ 160.2%
Finish· 26.22 mi
7:33/mi
3:17:06
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:33:37
Pace7:08 /mi
2nd Half
Distance13.11 mi
Time1:43:29
Pace7:54 /mi
📊Positive Split: 10.5% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:48:5222:287:1422:28
7:14
-
10K
6.21 mi11:10:5944:357:1022:07
7:07
-0:07
15K
9.32 mi11:33:091:06:457:1022:10
7:08
+0:01
20K
12.43 mi11:55:141:28:507:0922:05
7:06
-0:02
Half
13.11 mi12:00:011:33:377:084:47
7:01
-0:05
25K
15.53 mi12:18:341:52:107:1318:33
7:39
+0:38
30K
18.64 mi12:42:322:16:087:1823:58
7:43
+0:04
20M
20.00 mi12:53:022:26:387:2010:30
7:44
+0:01
21M
21.00 mi13:01:592:35:357:258:57
8:57
+1:13
35K
21.75 mi13:07:382:41:147:255:39
7:33
-1:24
23M
23.00 mi13:18:212:51:577:2910:43
8:34
+1:01
24M
24.00 mi13:25:592:59:357:297:38
7:38
-0:56
40K
24.85 mi13:32:363:06:127:296:37
7:44
+0:06
25.2M
25.20 mi13:35:483:09:247:313:12
9:17
+1:33
Finish
26.22 mi13:43:303:17:067:317:42
7:33
-1:44

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

7:01 /mi

Average Pace

7:31 /mi

Slowest Pace

9:17 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:33:37

47% of race

Time at Steady Pace

1:20:37

41% of race

Time at Slower Pace

22:52

12% of race

Average Pace: 7:31 /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 mi10:48:5222:287:1422:28
7:14
#9759
10K
6.21 mi11:10:5944:357:1022:07
7:07
#9260
15K
9.32 mi11:33:091:06:457:1022:10
7:08
#9004
20K
12.43 mi11:55:141:28:507:0922:05
7:06
#8533
Half
13.11 mi12:00:011:33:377:084:47
7:01
#8470
25K
15.53 mi12:18:341:52:107:1318:33
7:39
#8867
30K
18.64 mi12:42:322:16:087:1823:58
7:43
#8864
20M
20.00 mi12:53:022:26:387:2010:30
7:44
#8799
21M
21.00 mi13:01:592:35:357:258:57
8:57
#9060
35K
21.75 mi13:07:382:41:147:255:39
7:33
#9041
23M
23.00 mi13:18:212:51:577:2910:43
8:34
#9299
24M
24.00 mi13:25:592:59:357:297:38
7:38
#9255
40K
24.85 mi13:32:363:06:127:296:37
7:44
#9174
25.2M
25.20 mi13:35:483:09:247:313:12
9:17
#9235
Finish
26.22 mi13:43:303:17:067:317:42
7:33
#9241
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF40-44Seg. OverallSeg. FemalesSeg. F40-44
5K3.11 mi3.11 mi9759169816988599(Top 30%)1267(Top 10%)1267(Top 74%)
10K6.21 mi3.10 mi9260+4991482+2161482+2168844(Top 31%)1317(Top 11%)1317(Top 77%)
15K9.32 mi3.11 mi9004+2561397+851397+858599(Top 30%)1267(Top 10%)1267(Top 74%)
20K12.43 mi3.11 mi8533+4711230+1671230+1677583(Top 27%)965(Top 8%)965(Top 56%)
Half13.11 mi0.68 mi8470+631211+191211+197750(Top 27%)1011(Top 8%)1011(Top 59%)
25K15.53 mi2.42 mi8867-3971388-1771388-17711161(Top 39%)2660(Top 22%)2660(Top 155%)
30K18.64 mi3.11 mi8864+31451-631451-639289(Top 33%)1957(Top 16%)1957(Top 114%)
20M20.00 mi1.36 mi8799+651459-81459-88575(Top 30%)1785(Top 15%)1785(Top 104%)
21M21.00 mi1.00 mi9060-2611598-1391598-13913212(Top 47%)4211(Top 34%)4211(Top 245%)
35K21.75 mi0.75 mi9041+191611-131611-139042(Top 32%)2136(Top 17%)2136(Top 124%)
23M23.00 mi1.25 mi9299-2581772-1611772-16113671(Top 48%)4622(Top 38%)4622(Top 269%)
24M24.00 mi1.00 mi9255+441779-71779-78672(Top 31%)2167(Top 18%)2167(Top 126%)
40K24.85 mi0.85 mi9174+811787-81787-88379(Top 29%)2162(Top 18%)2162(Top 126%)
25.2M25.20 mi0.35 mi9235-611832-451832-4513352(Top 47%)4661(Top 38%)4661(Top 271%)
Finish26.22 mi1.02 mi9241-61876-441876-449615(Top 34%)2809(Top 23%)2809(Top 164%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 30%
×21story building
+97ft-345ft

Overall

8599

Females

1267

F40-44

1267

5K→10K

3.1 - 6.2 mi

Top 31%
×5story building
+79ft-138ft

Overall

8844

Females

1317

F40-44

1317

10K→15K

6.2 - 9.3 mi

Top 30%
×3story building
+67ft-78ft

Overall

8599

Females

1267

F40-44

1267

15K→20K

9.3 - 12.4 mi

Top 27%
×5story building
+106ft-86ft

Overall

7583

Females

965

F40-44

965

20K→Half

12.4 - 13.1 mi

Top 27%
×2story building
+19ft-37ft

Overall

7750

Females

1011

F40-44

1011

Half→25K

13.1 - 15.5 mi

Top 39%
×4story building
+66ft-88ft

Overall

11161

Females

2660

F40-44

2660

25K→30K

15.5 - 18.6 mi

Top 33%
×9story building
+181ft-148ft

Overall

9289

Females

1957

F40-44

1957

30K→20M

18.6 - 20.0 mi

Top 30%
×5story building
+64ft-50ft

Overall

8575

Females

1785

F40-44

1785

20M→21M

20.0 - 21.0 mi

Top 47%
×8story building
+106ft-24ft

Overall

13212

Females

4211

F40-44

4211

21M→35K

21.0 - 21.8 mi

Top 32%
×7story building
+17ft-86ft

Overall

9042

Females

2136

F40-44

2136

35K→23M

21.8 - 23.0 mi

Top 48%
×5story building
+23ft-63ft

Overall

13671

Females

4622

F40-44

4622

23M→24M

23.0 - 24.0 mi

Top 31%
×6story building
+12ft-82ft

Overall

8672

Females

2167

F40-44

2167

24M→40K

24.0 - 24.9 mi

Top 29%
×1story
+6ft-20ft

Overall

8379

Females

2162

F40-44

2162

40K→25.2M

24.9 - 25.2 mi

Top 47%
×1story
+13ft-16ft

Overall

13352

Females

4661

F40-44

4661

25.2M→Finish

25.2 - 26.2 mi

Top 34%
×2story building
+22ft-21ft

Overall

9615

Females

2809

F40-44

2809

Passing Analysis

Category:
Athletes Passed
2323
Passed By
1805
Net Change
+518
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#9759
5K → 10K56061+499#9759#9260
10K → 15K31559+256#9260#9004
15K → 20K4809+471#9004#8533
20K → Half7310+63#8533#8470
Half → 25K62459-397#8470#8867
25K → 30K223220+3#8867#8864
30K → 20M12459+65#8864#8799
20M → 21M40301-261#8799#9060
21M → 35K6950+19#9060#9041
35K → 23M58316-258#9041#9299
23M → 24M10258+44#9299#9255
24M → 40K11837+81#9255#9174
40K → 25.2M2182-61#9174#9235
25.2M → Finish7884-6#9235#9241
TOTALS23231805+518
📊

Passing Visuals

Category:
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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