Public Race Data

Boston Athletic Association

Boston Athletic Association

Mika Timing

Mika Timing

Amy Stoyles

Bib: 18218FAge: N/A

FL

Boston Marathon logo
0:00
0:00
/ mi
Masters
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Overall
#0 / 29021
Gender (Female)
#0 / 12578
Top 45%
Masters (Masters Women)
#0 / 6862
Top 31%
Age Group (F45-49)
#0 / 1786
Top 39%
Race Day Weather
51°/41°F
overcast clouds

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
24:52
3.11 mi
Rank: #16992
Start5K
24:52 | 8:01/mi
10K
49:31
6.21 mi
Rank: #16847 (+145)
5K10K
24:39 | 7:57/mi
15K
1:14:11
9.32 mi
Rank: #16751 (+96)
10K15K
24:40 | 7:57/mi
20K
1:39:00
12.43 mi
Rank: #16563 (+188)
15K20K
24:49 | 8:00/mi
HALF
1:44:21
13.11 mi
Rank: #16528 (+35)
20KHALF
5:21 | 7:51/mi
25K
2:03:40
15.53 mi
Rank: #16266 (+262)
HALF25K
19:19 | 7:58/mi
30K
2:29:07
18.64 mi
Rank: #15986 (+280)
25K30K
25:27 | 8:12/mi
20M
2:40:25
20.00 mi
Rank: #15896 (+90)
30K20M
11:18 | 8:20/mi
21M
2:49:32
21.00 mi
Rank: #15930 (-34)
20M21M
9:07 | 9:07/mi
35K
2:56:20
21.75 mi
Rank: #16106 (-176)
21M35K
6:48 | 9:06/mi
23M
3:07:25
23.00 mi
Rank: #16184 (-78)
35K23M
11:05 | 8:52/mi
24M
3:16:00
24.00 mi
Rank: #16221 (-37)
23M24M
8:35 | 8:35/mi
40K
3:23:25
24.85 mi
Rank: #16228 (-7)
24M40K
7:25 | 8:41/mi
25.2M
3:26:36
25.20 mi
Rank: #16214 (+14)
40K25.2M
3:11 | 9:14/mi
FINISH
3:35:05
26.22 mi
Rank: #16251 (-37)
25.2MFINISH
8:29 | 8:20/mi
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Splits & Pacing

Detailed breakdown of your race performance at each timing point

Half Splits

1st HalfFaster
via HALF
Distance13.11 mi
Time1:44:21
Pace7:58 /mi
2nd Half
Distance13.11 mi
Time1:50:44
Pace8:27 /mi
📊Positive Split: 6.1% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:07:1324:528:0124:52
8:01
-
10K
6.21 mi11:31:5249:317:5924:39
7:57
-0:04
15K
9.32 mi11:56:321:14:117:5824:40
7:57
0:00
20K
12.43 mi12:21:211:39:007:5824:49
8:00
+0:03
HALF
13.11 mi12:26:421:44:217:585:21
7:51
-0:09
25K
15.53 mi12:46:012:03:407:5819:19
7:58
+0:07
30K
18.64 mi13:11:282:29:078:0025:27
8:12
+0:14
20M
20.00 mi13:22:462:40:258:0211:18
8:20
+0:08
21M
21.00 mi13:31:532:49:328:059:07
9:07
+0:47
35K
21.75 mi13:38:412:56:208:076:48
9:06
-0:01
23M
23.00 mi13:49:463:07:258:0911:05
8:52
-0:14
24M
24.00 mi13:58:213:16:008:118:35
8:35
-0:17
40K
24.85 mi14:05:463:23:258:127:25
8:41
+0:06
25.2M
25.20 mi14:08:573:26:368:123:11
9:14
+0:33
FINISH
26.22 mi14:17:263:35:058:138:29
8:20
-0:54

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

8:13 /mi

Slowest Pace

9:14 /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

2:57:29

83% of race

Time at Steady Pace

37:36

17% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 8:12 /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 mi11:07:1324:528:0124:52
8:01
#16992
10K
6.21 mi11:31:5249:317:5924:39
7:57
#16847
15K
9.32 mi11:56:321:14:117:5824:40
7:57
#16751
20K
12.43 mi12:21:211:39:007:5824:49
8:00
#16563
HALF
13.11 mi12:26:421:44:217:585:21
7:51
#16528
25K
15.53 mi12:46:012:03:407:5819:19
7:58
#16266
30K
18.64 mi13:11:282:29:078:0025:27
8:12
#15986
20M
20.00 mi13:22:462:40:258:0211:18
8:20
#15896
21M
21.00 mi13:31:532:49:328:059:07
9:07
#15930
35K
21.75 mi13:38:412:56:208:076:48
9:06
#16106
23M
23.00 mi13:49:463:07:258:0911:05
8:52
#16184
24M
24.00 mi13:58:213:16:008:118:35
8:35
#16221
40K
24.85 mi14:05:463:23:258:127:25
8:41
#16228
25.2M
25.20 mi14:08:573:26:368:123:11
9:14
#16214
FINISH
26.22 mi14:17:263:35:058:138:29
8:20
#16251
Faster pace
Steady pace
Slower pace

Rankings

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

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF45-49Seg. OverallSeg. FemalesSeg. F45-49
5K3.11 mi3.11 mi169925922592216539(Top 57%)5637(Top 45%)5637(Top 316%)
10K6.21 mi3.10 mi16847+1455848+745848+7416750(Top 58%)5765(Top 46%)5765(Top 323%)
15K9.32 mi3.11 mi16751+965777+715777+7116539(Top 57%)5637(Top 45%)5637(Top 316%)
20K12.43 mi3.11 mi16563+1885677+1005677+10016043(Top 55%)5406(Top 43%)5406(Top 303%)
HALF13.11 mi0.68 mi16528+355661+165661+1616038(Top 55%)5373(Top 43%)5373(Top 301%)
25K15.53 mi2.42 mi16266+2625522+1395522+13915161(Top 52%)4957(Top 39%)4957(Top 278%)
30K18.64 mi3.11 mi15986+2805397+1255397+12514885(Top 51%)4911(Top 39%)4911(Top 275%)
20M20.00 mi1.36 mi15896+905361+365361+3615078(Top 52%)5108(Top 41%)5108(Top 286%)
21M21.00 mi1.00 mi15930-345396-355396-3516766(Top 58%)6112(Top 49%)6112(Top 342%)
35K21.75 mi0.75 mi16106-1765525-1295525-12920377(Top 70%)8119(Top 65%)8119(Top 455%)
23M23.00 mi1.25 mi16184-785589-645589-6417776(Top 61%)6841(Top 54%)6841(Top 383%)
24M24.00 mi1.00 mi16221-375627-385627-3817392(Top 60%)6676(Top 53%)6676(Top 374%)
40K24.85 mi0.85 mi16228-75648-215648-2116739(Top 58%)6375(Top 51%)6375(Top 357%)
25.2M25.20 mi0.35 mi16214+145651-35651-316010(Top 55%)5964(Top 47%)5964(Top 334%)
FINISH26.22 mi1.02 mi16251-375687-365687-3617208(Top 59%)6621(Top 53%)6621(Top 371%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 57%
×21
+97ft-345ft

Overall

16539

Females

5637

F45-49

5637

5K→10K

3.1 - 6.2 mi

Top 58%
×5
+79ft-138ft

Overall

16750

Females

5765

F45-49

5765

10K→15K

6.2 - 9.3 mi

Top 57%
×3
+67ft-78ft

Overall

16539

Females

5637

F45-49

5637

15K→20K

9.3 - 12.4 mi

Top 55%
×5
+106ft-86ft

Overall

16043

Females

5406

F45-49

5406

20K→HALF

12.4 - 13.1 mi

Top 55%
×2
+19ft-37ft

Overall

16038

Females

5373

F45-49

5373

HALF→25K

13.1 - 15.5 mi

Top 52%
×4
+66ft-88ft

Overall

15161

Females

4957

F45-49

4957

25K→30K

15.5 - 18.6 mi

Top 51%
×9
+181ft-148ft

Overall

14885

Females

4911

F45-49

4911

30K→20M

18.6 - 20.0 mi

Top 52%
×5
+64ft-50ft

Overall

15078

Females

5108

F45-49

5108

20M→21M

20.0 - 21.0 mi

Top 58%
×8
+106ft-24ft

Overall

16766

Females

6112

F45-49

6112

21M→35K

21.0 - 21.8 mi

Top 70%
×7
+17ft-86ft

Overall

20377

Females

8119

F45-49

8119

35K→23M

21.8 - 23.0 mi

Top 61%
×5
+23ft-63ft

Overall

17776

Females

6841

F45-49

6841

23M→24M

23.0 - 24.0 mi

Top 60%
×6
+12ft-82ft

Overall

17392

Females

6676

F45-49

6676

24M→40K

24.0 - 24.9 mi

Top 58%
×1
+6ft-20ft

Overall

16739

Females

6375

F45-49

6375

40K→25.2M

24.9 - 25.2 mi

Top 55%
×1
+13ft-16ft

Overall

16010

Females

5964

F45-49

5964

25.2M→FINISH

25.2 - 26.2 mi

Top 59%
×2
+22ft-21ft

Overall

17208

Females

6621

F45-49

6621

Passing

Athletes you passed and who passed you throughout the race

Passing Analysis

Category:
Athletes Passed
2065*
Passed By
1316
Net Change
+741
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#16992
5K10K345*200+145#16992#16847
10K15K247*151+96#16847#16751
15K20K270*82+188#16751#16563
20KHALF4813+35#16563#16528
HALF25K287*25+262#16528#16266
25K30K335*55+280#16266#15986
30K20M13545+90#15986#15896
20M21M89123-34#15896#15930
21M35K32200-176#15930#16106
35K23M72150-78#16106#16184
23M24M5491-37#16184#16221
24M40K6875-7#16221#16228
40K25.2M3824+14#16228#16214
25.2MFINISH4582-37#16214#16251
TOTALS2065*1316+741

* 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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Qualifying & Age Grade

See how your performance stacks up against qualifying standards

OTQ

Olympic Trials Qualifying analysis available

Activity Data

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