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BOSTON MARATHON 2025

Nora Rössler

Bib: 19916•F

0:00
0:00
/ mi
Masters
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Overall
#0 / 28404
Top 46%
Gender (Female)
#0 / 12228
Top 31%
Masters (Masters Women)
#0 / 6759
Top 16%
Division (F40-44)
#0 / 1718
Top 33%
Race Day Weather
50°/40°F
broken clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
23:46
Rank: #13540
Start → 5K
23:46 | 7:39/mi
10K· 6.21 mi
47:22
Rank: #13250 (+290)
5K → 10K
23:36 | 7:36/mi
15K· 9.32 mi
1:11:09
Rank: #13165 (+85)
10K → 15K
23:47 | 7:39/mi
20K· 12.43 mi
1:35:28
Rank: #13213 (-48)
15K → 20K
24:19 | 7:50/mi
Half· 13.11 mi
1:40:45
Rank: #13232 (-19)
20K → Half
5:17 | 7:45/mi
25K· 15.53 mi
2:00:04
Rank: #13265 (-33)
Half → 25K
19:19 | 7:58/mi
30K· 18.64 mi
2:25:38
Rank: #13199 (+66)
25K → 30K
25:34 | 8:14/mi
20M
2:37:02
Rank: #13142 (+57)
30K → 20M
11:24 | 8:23/mi
21M
2:46:02
Rank: #13142
20M → 21M
9:00 | 9:00/mi
35K· 21.75 mi
2:52:11
Rank: #13155 (-13)
21M → 35K
6:09 | 8:13/mi
23M
3:02:55
Rank: #13178 (-23)
35K → 23M
10:44 | 8:34/mi
24M
3:11:03
Rank: #13114 (+64)
23M → 24M
8:08 | 8:08/mi
40K· 24.85 mi
3:18:05
Rank: #13045 (+69)
24M → 40K
7:02 | 8:14/mi
25.2M
3:21:16
Rank: #13049 (-4)
40K → 25.2M
3:11 | 9:14/mi
Finish· 26.22 mi
3:29:17
Rank: #13005 (+44)
25.2M → Finish
8:01 | 7:52/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:40:45
Pace7:41 /mi
2nd Half
Distance13.11 mi
Time1:48:32
Pace8:17 /mi
📊Positive Split: 7.7% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:16:0323:467:3923:46
7:39
-
10K
6.21 mi11:39:3947:227:3723:36
7:36
-0:03
15K
9.32 mi12:03:261:11:097:3823:47
7:39
+0:03
20K
12.43 mi12:27:451:35:287:4124:19
7:50
+0:11
Half
13.11 mi12:33:021:40:457:415:17
7:45
-0:05
25K
15.53 mi12:52:212:00:047:4419:19
7:58
+0:13
30K
18.64 mi13:17:552:25:387:4925:34
8:14
+0:16
20M
20.00 mi13:29:192:37:027:5111:24
8:23
+0:09
21M
21.00 mi13:38:192:46:027:549:00
9:00
+0:37
35K
21.75 mi13:44:282:52:117:556:09
8:13
-0:47
23M
23.00 mi13:55:123:02:557:5710:44
8:34
+0:21
24M
24.00 mi14:03:203:11:037:588:08
8:08
-0:26
40K
24.85 mi14:10:223:18:057:587:02
8:14
+0:06
25.2M
25.20 mi14:13:333:21:167:593:11
9:14
+1:00
Finish
26.22 mi14:21:343:29:177:598:01
7:52
-1:22

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

7:36 /mi

Average Pace

7:59 /mi

Slowest Pace

9:14 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:48:46

52% of race

Time at Steady Pace

1:06:12

32% of race

Time at Slower Pace

34:19

16% of race

Average Pace: 7:59 /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 mi11:16:0323:467:3923:46
7:39
#13540
10K
6.21 mi11:39:3947:227:3723:36
7:36
#13250
15K
9.32 mi12:03:261:11:097:3823:47
7:39
#13165
20K
12.43 mi12:27:451:35:287:4124:19
7:50
#13213
Half
13.11 mi12:33:021:40:457:415:17
7:45
#13232
25K
15.53 mi12:52:212:00:047:4419:19
7:58
#13265
30K
18.64 mi13:17:552:25:387:4925:34
8:14
#13199
20M
20.00 mi13:29:192:37:027:5111:24
8:23
#13142
21M
21.00 mi13:38:192:46:027:549:00
9:00
#13142
35K
21.75 mi13:44:282:52:117:556:09
8:13
#13155
23M
23.00 mi13:55:123:02:557:5710:44
8:34
#13178
24M
24.00 mi14:03:203:11:037:588:08
8:08
#13114
40K
24.85 mi14:10:223:18:057:587:02
8:14
#13045
25.2M
25.20 mi14:13:333:21:167:593:11
9:14
#13049
Finish
26.22 mi14:21:343:29:177:598:01
7:52
#13005
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF40-44Seg. OverallSeg. FemalesSeg. F40-44
5K3.11 mi3.11 mi135403623362313105(Top 46%)3507(Top 29%)3507(Top 204%)
10K6.21 mi3.10 mi13250+2903495+1283495+12813002(Top 46%)3369(Top 28%)3369(Top 196%)
15K9.32 mi3.11 mi13165+853491+43491+413105(Top 46%)3507(Top 29%)3507(Top 204%)
20K12.43 mi3.11 mi13213-483562-713562-7113497(Top 48%)3813(Top 31%)3813(Top 222%)
Half13.11 mi0.68 mi13232-193578-163578-1613825(Top 49%)3964(Top 32%)3964(Top 231%)
25K15.53 mi2.42 mi13265-333636-583636-5813636(Top 48%)4022(Top 33%)4022(Top 234%)
30K18.64 mi3.11 mi13199+663669-333669-3313037(Top 46%)3846(Top 31%)3846(Top 224%)
20M20.00 mi1.36 mi13142+573657+123657+1213094(Top 46%)4029(Top 33%)4029(Top 235%)
21M21.00 mi1.00 mi131423684-273684-2713517(Top 48%)4365(Top 36%)4365(Top 254%)
35K21.75 mi0.75 mi13155-133712-283712-2813774(Top 48%)4554(Top 37%)4554(Top 265%)
23M23.00 mi1.25 mi13178-233775-633775-6313761(Top 48%)4670(Top 38%)4670(Top 272%)
24M24.00 mi1.00 mi13114+643771+43771+412165(Top 43%)3881(Top 32%)3881(Top 226%)
40K24.85 mi0.85 mi13045+693758+133758+1311744(Top 41%)3779(Top 31%)3779(Top 220%)
25.2M25.20 mi0.35 mi13049-43765-73765-713133(Top 46%)4552(Top 37%)4552(Top 265%)
Finish26.22 mi1.02 mi13005+443763+23763+211959(Top 42%)3907(Top 32%)3907(Top 227%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 46%
×21stories
+97ft-345ft

Overall

13105

Females

3507

F40-44

3507

5K→10K

3.1 - 6.2 mi

Top 46%
×5stories
+79ft-138ft

Overall

13002

Females

3369

F40-44

3369

10K→15K

6.2 - 9.3 mi

Top 46%
×3stories
+67ft-78ft

Overall

13105

Females

3507

F40-44

3507

15K→20K

9.3 - 12.4 mi

Top 48%
×5stories
+106ft-86ft

Overall

13497

Females

3813

F40-44

3813

20K→Half

12.4 - 13.1 mi

Top 49%
×2stories
+19ft-37ft

Overall

13825

Females

3964

F40-44

3964

Half→25K

13.1 - 15.5 mi

Top 48%
×4stories
+66ft-88ft

Overall

13636

Females

4022

F40-44

4022

25K→30K

15.5 - 18.6 mi

Top 46%
×9stories
+181ft-148ft

Overall

13037

Females

3846

F40-44

3846

30K→20M

18.6 - 20.0 mi

Top 46%
×5stories
+64ft-50ft

Overall

13094

Females

4029

F40-44

4029

20M→21M

20.0 - 21.0 mi

Top 48%
×8stories
+106ft-24ft

Overall

13517

Females

4365

F40-44

4365

21M→35K

21.0 - 21.8 mi

Top 48%
×7stories
+17ft-86ft

Overall

13774

Females

4554

F40-44

4554

35K→23M

21.8 - 23.0 mi

Top 48%
×5stories
+23ft-63ft

Overall

13761

Females

4670

F40-44

4670

23M→24M

23.0 - 24.0 mi

Top 43%
×6stories
+12ft-82ft

Overall

12165

Females

3881

F40-44

3881

24M→40K

24.0 - 24.9 mi

Top 41%
×1story
+6ft-20ft

Overall

11744

Females

3779

F40-44

3779

40K→25.2M

24.9 - 25.2 mi

Top 46%
×1story
+13ft-16ft

Overall

13133

Females

4552

F40-44

4552

25.2M→Finish

25.2 - 26.2 mi

Top 42%
×2stories
+22ft-21ft

Overall

11959

Females

3907

F40-44

3907

Passing Analysis

Category:
Athletes Passed
2043
Passed By
1508
Net Change
+535
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#13540
5K → 10K443153+290#13540#13250
10K → 15K239154+85#13250#13165
15K → 20K183231-48#13165#13213
20K → Half2645-19#13213#13232
Half → 25K159192-33#13232#13265
25K → 30K277211+66#13265#13199
30K → 20M13376+57#13199#13142
20M → 21M1071070#13142#13142
21M → 35K5164-13#13142#13155
35K → 23M105128-23#13155#13178
23M → 24M10137+64#13178#13114
24M → 40K10738+69#13114#13045
40K → 25.2M2731-4#13045#13049
25.2M → Finish8541+44#13049#13005
TOTALS20431508+535
📊

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