Public Race Data

Boston Athletic Association

Boston Athletic Association

Mika Timing

Mika Timing

Nora Rössler

Bib: 20123FAge: N/A

Boston Marathon logo
0:00
0:00
/ mi
Masters
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Overall
#0 / 29021
Top 43%
Gender (Female)
#0 / 12578
Top 28%
Masters (Masters Women)
#0 / 6862
Top 12%
Age Group (F40-44)
#0 / 1737
Top 27%
Race Day Weather
51°/41°F
overcast clouds
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Race Performance Report

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Your Race Performance Report includes:
  • Fatigue & pacing analysis
  • Finish time optimization
  • Qualification readiness
  • Segment-by-segment breakdown
  • Personalized race insights
  • Downloadable athlete report
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Race Timeline and Course Information

Your journey through the course with elevation, pacing, and checkpoint details

⏱️ Race Timeline

Watch your race unfold from start to finish

Start
0:00:00
Race begins
5K
22:50
3.11 mi
Rank: #11497
Start5K
22:50 | 7:21/mi
10K
45:57
6.21 mi
Rank: #11932 (-435)
5K10K
23:07 | 7:27/mi
15K
1:09:26
9.32 mi
Rank: #12377 (-445)
10K15K
23:29 | 7:34/mi
20K
1:33:10
12.43 mi
Rank: #12570 (-193)
15K20K
23:44 | 7:39/mi
HALF
1:38:14
13.11 mi
Rank: #12548 (+22)
20KHALF
5:04 | 7:26/mi
25K
1:56:49
15.53 mi
Rank: #12575 (-27)
HALF25K
18:35 | 7:40/mi
30K
2:21:09
18.64 mi
Rank: #12484 (+91)
25K30K
24:20 | 7:50/mi
20M
2:32:06
20.00 mi
Rank: #12509 (-25)
30K20M
10:57 | 8:04/mi
21M
2:40:35
21.00 mi
Rank: #12543 (-34)
20M21M
8:29 | 8:29/mi
35K
2:46:30
21.75 mi
Rank: #12564 (-21)
21M35K
5:55 | 7:55/mi
23M
2:56:34
23.00 mi
Rank: #12562 (+2)
35K23M
10:04 | 8:03/mi
24M
3:04:17
24.00 mi
Rank: #12497 (+65)
23M24M
7:43 | 7:43/mi
40K
3:11:01
24.85 mi
Rank: #12456 (+41)
24M40K
6:44 | 7:53/mi
25.2M
3:13:42
25.20 mi
Rank: #12348 (+108)
40K25.2M
2:41 | 7:48/mi
FINISH
3:21:39
26.22 mi
Rank: #12373 (-25)
25.2MFINISH
7:57 | 7:48/mi

Splits & Pacing

Detailed breakdown of your race performance at each timing point

Half Splits

1st HalfFaster
via HALF
Distance13.11 mi
Time1:38:14
Pace7:30 /mi
2nd Half
Distance13.11 mi
Time1:43:25
Pace7:54 /mi
📊Positive Split: 5.3% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:08:2822:507:2122:50
7:21
-
10K
6.21 mi11:31:3545:577:2423:07
7:27
+0:06
15K
9.32 mi11:55:041:09:267:2723:29
7:34
+0:07
20K
12.43 mi12:18:481:33:107:3023:44
7:39
+0:05
HALF
13.11 mi12:23:521:38:147:305:04
7:26
-0:13
25K
15.53 mi12:42:271:56:497:3218:35
7:40
+0:14
30K
18.64 mi13:06:472:21:097:3524:20
7:50
+0:10
20M
20.00 mi13:17:442:32:067:3710:57
8:04
+0:14
21M
21.00 mi13:26:132:40:357:398:29
8:29
+0:25
35K
21.75 mi13:32:082:46:307:405:55
7:55
-0:34
23M
23.00 mi13:42:122:56:347:4110:04
8:03
+0:08
24M
24.00 mi13:49:553:04:177:417:43
7:43
-0:20
40K
24.85 mi13:56:393:11:017:426:44
7:53
+0:10
25.2M
25.20 mi13:59:203:13:427:422:41
7:48
-0:05
FINISH
26.22 mi14:07:173:21:397:427:57
7:48
0:00

Checkpoint Splits Visualizations

Explore your race data through different visual perspectives. Scroll to discover each visualization.

📈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

7:21 /mi

Average Pace

7:42 /mi

Slowest Pace

8:29 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Bar length shows time spent in each segment. Colors mark your faster to slower segments, relative to your own pace.

Time at Faster Pace

3:13:10

96% of race

Time at Steady Pace

8:29

4% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 7:41 /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

Enhanced split table showing pace trends through mini sparkline visualizations.

Overall Pace Trend

CheckpointDistanceTime of DayTimeAvg PaceSegmentPaceTrendRank
5K
3.11 mi11:08:2822:507:2122:50
7:21
#11497
10K
6.21 mi11:31:3545:577:2423:07
7:27
#11932
15K
9.32 mi11:55:041:09:267:2723:29
7:34
#12377
20K
12.43 mi12:18:481:33:107:3023:44
7:39
#12570
HALF
13.11 mi12:23:521:38:147:305:04
7:26
#12548
25K
15.53 mi12:42:271:56:497:3218:35
7:40
#12575
30K
18.64 mi13:06:472:21:097:3524:20
7:50
#12484
20M
20.00 mi13:17:442:32:067:3710:57
8:04
#12509
21M
21.00 mi13:26:132:40:357:398:29
8:29
#12543
35K
21.75 mi13:32:082:46:307:405:55
7:55
#12564
23M
23.00 mi13:42:122:56:347:4110:04
8:03
#12562
24M
24.00 mi13:49:553:04:177:417:43
7:43
#12497
40K
24.85 mi13:56:393:11:017:426:44
7:53
#12456
25.2M
25.20 mi13:59:203:13:427:422:41
7:48
#12348
FINISH
26.22 mi14:07:173:21:397:427:57
7:48
#12373
Faster pace
Steady pace
Slower pace
Est.Checkpoint not recorded (estimated)
~Segment time uses estimated prior

Rankings

Your position at each checkpoint and how you ranked in each segment

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF40-44Seg. OverallSeg. FemalesSeg. F40-44
5K3.11 mi3.11 mi114972640264013321(Top 46%)3758(Top 30%)3758(Top 216%)
10K6.21 mi3.10 mi11932-4352901-2612901-26112440(Top 43%)3223(Top 26%)3223(Top 186%)
15K9.32 mi3.11 mi12377-4453173-2723173-27213321(Top 46%)3758(Top 30%)3758(Top 216%)
20K12.43 mi3.11 mi12570-1933312-1393312-13913185(Top 45%)3764(Top 30%)3764(Top 217%)
HALF13.11 mi0.68 mi12548+223302+103302+1012511(Top 43%)3321(Top 26%)3321(Top 191%)
25K15.53 mi2.42 mi12575-273353-513353-5112753(Top 44%)3579(Top 28%)3579(Top 206%)
30K18.64 mi3.11 mi12484+913356-33356-312222(Top 42%)3431(Top 27%)3431(Top 198%)
20M20.00 mi1.36 mi12509-253399-433399-4313247(Top 46%)4073(Top 32%)4073(Top 234%)
21M21.00 mi1.00 mi12543-343448-493448-4913021(Top 45%)4058(Top 32%)4058(Top 234%)
35K21.75 mi0.75 mi12564-213474-263474-2613849(Top 48%)4546(Top 36%)4546(Top 262%)
23M23.00 mi1.25 mi12562+23497-233497-2312769(Top 44%)4008(Top 32%)4008(Top 231%)
24M24.00 mi1.00 mi12497+653483+143483+1411697(Top 40%)3543(Top 28%)3543(Top 204%)
40K24.85 mi0.85 mi12456+413473+103473+1011638(Top 40%)3581(Top 28%)3581(Top 206%)
25.2M25.20 mi0.35 mi12348+1083425+483425+487126(Top 25%)1524(Top 12%)1524(Top 88%)
FINISH26.22 mi1.02 mi12373-253465-403465-4013720(Top 47%)4800(Top 38%)4800(Top 276%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 46%
×21
+97ft-345ft

Overall

13321

Females

3758

F40-44

3758

5K→10K

3.1 - 6.2 mi

Top 43%
×5
+79ft-138ft

Overall

12440

Females

3223

F40-44

3223

10K→15K

6.2 - 9.3 mi

Top 46%
×3
+67ft-78ft

Overall

13321

Females

3758

F40-44

3758

15K→20K

9.3 - 12.4 mi

Top 45%
×5
+106ft-86ft

Overall

13185

Females

3764

F40-44

3764

20K→HALF

12.4 - 13.1 mi

Top 43%
×2
+19ft-37ft

Overall

12511

Females

3321

F40-44

3321

HALF→25K

13.1 - 15.5 mi

Top 44%
×4
+66ft-88ft

Overall

12753

Females

3579

F40-44

3579

25K→30K

15.5 - 18.6 mi

Top 42%
×9
+181ft-148ft

Overall

12222

Females

3431

F40-44

3431

30K→20M

18.6 - 20.0 mi

Top 46%
×5
+64ft-50ft

Overall

13247

Females

4073

F40-44

4073

20M→21M

20.0 - 21.0 mi

Top 45%
×8
+106ft-24ft

Overall

13021

Females

4058

F40-44

4058

21M→35K

21.0 - 21.8 mi

Top 48%
×7
+17ft-86ft

Overall

13849

Females

4546

F40-44

4546

35K→23M

21.8 - 23.0 mi

Top 44%
×5
+23ft-63ft

Overall

12769

Females

4008

F40-44

4008

23M→24M

23.0 - 24.0 mi

Top 40%
×6
+12ft-82ft

Overall

11697

Females

3543

F40-44

3543

24M→40K

24.0 - 24.9 mi

Top 40%
×1
+6ft-20ft

Overall

11638

Females

3581

F40-44

3581

40K→25.2M

24.9 - 25.2 mi

Top 25%
×1
+13ft-16ft

Overall

7126

Females

1524

F40-44

1524

25.2M→FINISH

25.2 - 26.2 mi

Top 47%
×2
+22ft-21ft

Overall

13720

Females

4800

F40-44

4800

Passing

Athletes you passed and who passed you throughout the race

Passing Analysis

Category:
Athletes Passed
1323*
Passed By
1447
Net Change
-876
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#11497
5K10K116200-435#11497#11932
10K15K64200-445#11932#12377
15K20K99200-193#12377#12570
20KHALF3513+22#12570#12548
HALF25K123150-27#12548#12575
25K30K231*140+91#12575#12484
30K20M78103-25#12484#12509
20M21M74108-34#12509#12543
21M35K4667-21#12543#12564
35K23M9694+2#12564#12562
23M24M10237+65#12562#12497
24M40K9655+41#12497#12456
40K25.2M1102+108#12456#12348
25.2MFINISH5378-25#12348#12373
TOTALS1323*1447-876

* Includes athletes who did not complete a segment (DNF/DNQ).

📊

Passing Analysis Visualizations

Explore your passing analysis through 5 different visualizations. Scroll to discover each one.

Time:
Category:

📈Position Graph

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🎨Heatmap Timeline

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🔄Passing Circle

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🌊Position Flow

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🏃Race Lanes

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Activity Data

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