Public Race Data

Boston Athletic Association

Boston Athletic Association

Mika Timing

Mika Timing

Ingibjörg Ágústsdóttir

Bib: 21923FAge: N/A

Boston Marathon logo
0:00
0:00
/ mi
Masters
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Overall
#0 / 29021
Gender (Female)
#0 / 12578
Top 47%
Masters (Masters Women)
#0 / 6862
Top 33%
Age Group (F50-54)
#0 / 1233
Top 28%
Race Day Weather
51°/41°F
overcast clouds
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Race Performance Report

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  • 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
24:40
3.11 mi
Rank: #16495
Start5K
24:40 | 7:57/mi
10K
49:22
6.21 mi
Rank: #16683 (-188)
5K10K
24:42 | 7:58/mi
15K
1:14:28
9.32 mi
Rank: #16970 (-287)
10K15K
25:06 | 8:05/mi
20K
1:40:56
12.43 mi
Rank: #17667 (-697)
15K20K
26:28 | 8:32/mi
HALF
1:46:23
13.11 mi
Rank: #17622 (+45)
20KHALF
5:27 | 8:00/mi
25K
2:06:22
15.53 mi
Rank: #17531 (+91)
HALF25K
19:59 | 8:15/mi
30K
2:32:52
18.64 mi
Rank: #17390 (+141)
25K30K
26:30 | 8:32/mi
20M
2:44:31
20.00 mi
Rank: #17323 (+67)
30K20M
11:39 | 8:35/mi
21M
2:53:30
21.00 mi
Rank: #17211 (+112)
20M21M
8:59 | 8:59/mi
35K
2:59:32
21.75 mi
Rank: #17109 (+102)
21M35K
6:02 | 8:04/mi
23M
3:09:59
23.00 mi
Rank: #16959 (+150)
35K23M
10:27 | 8:22/mi
24M
3:18:08
24.00 mi
Rank: #16836 (+123)
23M24M
8:09 | 8:09/mi
40K
3:25:13
24.85 mi
Rank: #16729 (+107)
24M40K
7:05 | 8:18/mi
25.2M
3:28:25
25.20 mi
Rank: #16706 (+23)
40K25.2M
3:12 | 9:17/mi
FINISH
3:36:24
26.22 mi
Rank: #16587 (+119)
25.2MFINISH
7:59 | 7:51/mi

Splits & Pacing

Detailed breakdown of your race performance at each timing point

Half Splits

1st HalfFaster
via HALF
Distance13.11 mi
Time1:46:23
Pace8:07 /mi
2nd Half
Distance13.11 mi
Time1:50:01
Pace8:24 /mi
📊Positive Split: 3.4% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:26:0424:407:5724:40
7:57
-
10K
6.21 mi11:50:4649:227:5724:42
7:58
+0:01
15K
9.32 mi12:15:521:14:288:0025:06
8:05
+0:07
20K
12.43 mi12:42:201:40:568:0826:28
8:32
+0:27
HALF
13.11 mi12:47:471:46:238:075:27
8:00
-0:32
25K
15.53 mi13:07:462:06:228:0919:59
8:15
+0:15
30K
18.64 mi13:34:162:32:528:1326:30
8:32
+0:17
20M
20.00 mi13:45:552:44:318:1411:39
8:35
+0:03
21M
21.00 mi13:54:542:53:308:168:59
8:59
+0:24
35K
21.75 mi14:00:562:59:328:166:02
8:04
-0:55
23M
23.00 mi14:11:233:09:598:1610:27
8:22
+0:18
24M
24.00 mi14:19:323:18:088:168:09
8:09
-0:13
40K
24.85 mi14:26:373:25:138:167:05
8:18
+0:09
25.2M
25.20 mi14:29:493:28:258:173:12
9:17
+0:59
FINISH
26.22 mi14:37:483:36:248:167:59
7:51
-1:26

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

7:51 /mi

Average Pace

8:16 /mi

Slowest Pace

9:17 /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

3:24:13

94% of race

Time at Steady Pace

8:59

4% of race

Time at Slower Pace

3:12

1% of race

Average Pace: 8:15 /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 mi11:26:0424:407:5724:40
7:57
#16495
10K
6.21 mi11:50:4649:227:5724:42
7:58
#16683
15K
9.32 mi12:15:521:14:288:0025:06
8:05
#16970
20K
12.43 mi12:42:201:40:568:0826:28
8:32
#17667
HALF
13.11 mi12:47:471:46:238:075:27
8:00
#17622
25K
15.53 mi13:07:462:06:228:0919:59
8:15
#17531
30K
18.64 mi13:34:162:32:528:1326:30
8:32
#17390
20M
20.00 mi13:45:552:44:318:1411:39
8:35
#17323
21M
21.00 mi13:54:542:53:308:168:59
8:59
#17211
35K
21.75 mi14:00:562:59:328:166:02
8:04
#17109
23M
23.00 mi14:11:233:09:598:1610:27
8:22
#16959
24M
24.00 mi14:19:323:18:088:168:09
8:09
#16836
40K
24.85 mi14:26:373:25:138:167:05
8:18
#16729
25.2M
25.20 mi14:29:493:28:258:173:12
9:17
#16706
FINISH
26.22 mi14:37:483:36:248:167:59
7:51
#16587
Faster pace
Steady pace
Slower pace

Rankings

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

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF50-54Seg. OverallSeg. FemalesSeg. F50-54
5K3.11 mi3.11 mi164955620562017571(Top 61%)6238(Top 50%)6238(Top 506%)
10K6.21 mi3.10 mi16683-1885744-1245744-12416872(Top 58%)5841(Top 46%)5841(Top 474%)
15K9.32 mi3.11 mi16970-2875913-1695913-16917571(Top 61%)6238(Top 50%)6238(Top 506%)
20K12.43 mi3.11 mi17667-6976309-3966309-39619408(Top 67%)7304(Top 58%)7304(Top 592%)
HALF13.11 mi0.68 mi17622+456283+266283+2617123(Top 59%)5982(Top 48%)5982(Top 485%)
25K15.53 mi2.42 mi17531+916235+486235+4817059(Top 59%)6020(Top 48%)6020(Top 488%)
30K18.64 mi3.11 mi17390+1416181+546181+5417084(Top 59%)6145(Top 49%)6145(Top 498%)
20M20.00 mi1.36 mi17323+676152+296152+2916649(Top 57%)6000(Top 48%)6000(Top 487%)
21M21.00 mi1.00 mi17211+1126114+386114+3816066(Top 55%)5731(Top 46%)5731(Top 465%)
35K21.75 mi0.75 mi17109+1026080+346080+3414975(Top 52%)5180(Top 41%)5180(Top 420%)
23M23.00 mi1.25 mi16959+1506015+656015+6514813(Top 51%)5177(Top 41%)5177(Top 420%)
24M24.00 mi1.00 mi16836+1235970+455970+4514785(Top 51%)5221(Top 42%)5221(Top 423%)
40K24.85 mi0.85 mi16729+1075921+495921+4914394(Top 50%)5112(Top 41%)5112(Top 415%)
25.2M25.20 mi0.35 mi16706+235919+25919+216262(Top 56%)6098(Top 48%)6098(Top 495%)
FINISH26.22 mi1.02 mi16587+1195875+445875+4414074(Top 48%)4962(Top 39%)4962(Top 402%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 61%
×21
+97ft-345ft

Overall

17571

Females

6238

F50-54

6238

5K→10K

3.1 - 6.2 mi

Top 58%
×5
+79ft-138ft

Overall

16872

Females

5841

F50-54

5841

10K→15K

6.2 - 9.3 mi

Top 61%
×3
+67ft-78ft

Overall

17571

Females

6238

F50-54

6238

15K→20K

9.3 - 12.4 mi

Top 67%
×5
+106ft-86ft

Overall

19408

Females

7304

F50-54

7304

20K→HALF

12.4 - 13.1 mi

Top 59%
×2
+19ft-37ft

Overall

17123

Females

5982

F50-54

5982

HALF→25K

13.1 - 15.5 mi

Top 59%
×4
+66ft-88ft

Overall

17059

Females

6020

F50-54

6020

25K→30K

15.5 - 18.6 mi

Top 59%
×9
+181ft-148ft

Overall

17084

Females

6145

F50-54

6145

30K→20M

18.6 - 20.0 mi

Top 57%
×5
+64ft-50ft

Overall

16649

Females

6000

F50-54

6000

20M→21M

20.0 - 21.0 mi

Top 55%
×8
+106ft-24ft

Overall

16066

Females

5731

F50-54

5731

21M→35K

21.0 - 21.8 mi

Top 52%
×7
+17ft-86ft

Overall

14975

Females

5180

F50-54

5180

35K→23M

21.8 - 23.0 mi

Top 51%
×5
+23ft-63ft

Overall

14813

Females

5177

F50-54

5177

23M→24M

23.0 - 24.0 mi

Top 51%
×6
+12ft-82ft

Overall

14785

Females

5221

F50-54

5221

24M→40K

24.0 - 24.9 mi

Top 50%
×1
+6ft-20ft

Overall

14394

Females

5112

F50-54

5112

40K→25.2M

24.9 - 25.2 mi

Top 56%
×1
+13ft-16ft

Overall

16262

Females

6098

F50-54

6098

25.2M→FINISH

25.2 - 26.2 mi

Top 48%
×2
+22ft-21ft

Overall

14074

Females

4962

F50-54

4962

Passing

Athletes you passed and who passed you throughout the race

Passing Analysis

Category:
Athletes Passed
1833*
Passed By
1016
Net Change
-92
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#16495
5K10K200200-188#16495#16683
10K15K98200-287#16683#16970
15K20K39200-697#16970#17667
20KHALF5914+45#17667#17622
HALF25K17483+91#17622#17531
25K30K253*112+141#17531#17390
30K20M12861+67#17390#17323
20M21M14735+112#17323#17211
21M35K11311+102#17211#17109
35K23M17626+150#17109#16959
23M24M14219+123#16959#16836
24M40K12114+107#16836#16729
40K25.2M4421+23#16729#16706
25.2MFINISH13920+119#16706#16587
TOTALS1833*1016-92

* 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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