Public Race Data

Boston Athletic Association

Boston Athletic Association

Mika Timing

Mika Timing

Stephanie Daniel

Bib: 20066FAge: N/A

MD

Boston Marathon logo
0:00
0:00
/ mi
Masters
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Overall
#0 / 29021
Gender (Female)
#0 / 12578
Top 43%
Masters (Masters Women)
#0 / 6862
Top 29%
Age Group (F45-49)
#0 / 1786
Top 35%
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
24:44
3.11 mi
Rank: #16658
Start5K
24:44 | 7:58/mi
10K
49:12
6.21 mi
Rank: #16447 (+211)
5K10K
24:28 | 7:53/mi
15K
1:13:55
9.32 mi
Rank: #16542 (-95)
10K15K
24:43 | 7:58/mi
20K
1:39:09
12.43 mi
Rank: #16636 (-94)
15K20K
25:14 | 8:08/mi
HALF
1:44:31
13.11 mi
Rank: #16616 (+20)
20KHALF
5:22 | 7:53/mi
25K
2:04:17
15.53 mi
Rank: #16552 (+64)
HALF25K
19:46 | 8:10/mi
30K
2:30:12
18.64 mi
Rank: #16429 (+123)
25K30K
25:55 | 8:21/mi
20M
2:41:31
20.00 mi
Rank: #16298 (+131)
30K20M
11:19 | 8:20/mi
21M
2:50:15
21.00 mi
Rank: #16165 (+133)
20M21M
8:44 | 8:44/mi
35K
2:56:17
21.75 mi
Rank: #16086 (+79)
21M35K
6:02 | 8:04/mi
23M
3:06:32
23.00 mi
Rank: #15930 (+156)
35K23M
10:15 | 8:12/mi
24M
3:14:41
24.00 mi
Rank: #15877 (+53)
23M24M
8:09 | 8:09/mi
40K
3:21:43
24.85 mi
Rank: #15787 (+90)
24M40K
7:02 | 8:14/mi
25.2M
3:25:04
25.20 mi
Rank: #15824 (-37)
40K25.2M
3:21 | 9:43/mi
FINISH
3:33:18
26.22 mi
Rank: #15799 (+25)
25.2MFINISH
8:14 | 8:05/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
Time1:44:31
Pace7:59 /mi
2nd Half
Distance13.11 mi
Time1:48:47
Pace8:18 /mi
📊Positive Split: 4.1% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:09:5124:447:5824:44
7:58
-
10K
6.21 mi11:34:1949:127:5624:28
7:53
-0:05
15K
9.32 mi11:59:021:13:557:5624:43
7:58
+0:05
20K
12.43 mi12:24:161:39:097:5925:14
8:08
+0:10
HALF
13.11 mi12:29:381:44:317:595:22
7:53
-0:15
25K
15.53 mi12:49:242:04:178:0119:46
8:10
+0:17
30K
18.64 mi13:15:192:30:128:0425:55
8:21
+0:11
20M
20.00 mi13:26:382:41:318:0511:19
8:20
-0:01
21M
21.00 mi13:35:222:50:158:078:44
8:44
+0:24
35K
21.75 mi13:41:242:56:178:076:02
8:04
-0:40
23M
23.00 mi13:51:393:06:328:0710:15
8:12
+0:08
24M
24.00 mi13:59:483:14:418:078:09
8:09
-0:03
40K
24.85 mi14:06:503:21:438:077:02
8:14
+0:05
25.2M
25.20 mi14:10:113:25:048:093:21
9:43
+1:29
FINISH
26.22 mi14:18:253:33:188:098:14
8:05
-1:38

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

7:53 /mi

Average Pace

8:08 /mi

Slowest Pace

9:43 /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

29:50

14% of race

Time at Steady Pace

2:51:23

80% of race

Time at Slower Pace

12:05

6% of race

Average Pace: 8:08 /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 mi11:09:5124:447:5824:44
7:58
#16658
10K
6.21 mi11:34:1949:127:5624:28
7:53
#16447
15K
9.32 mi11:59:021:13:557:5624:43
7:58
#16542
20K
12.43 mi12:24:161:39:097:5925:14
8:08
#16636
HALF
13.11 mi12:29:381:44:317:595:22
7:53
#16616
25K
15.53 mi12:49:242:04:178:0119:46
8:10
#16552
30K
18.64 mi13:15:192:30:128:0425:55
8:21
#16429
20M
20.00 mi13:26:382:41:318:0511:19
8:20
#16298
21M
21.00 mi13:35:222:50:158:078:44
8:44
#16165
35K
21.75 mi13:41:242:56:178:076:02
8:04
#16086
23M
23.00 mi13:51:393:06:328:0710:15
8:12
#15930
24M
24.00 mi13:59:483:14:418:078:09
8:09
#15877
40K
24.85 mi14:06:503:21:438:077:02
8:14
#15787
25.2M
25.20 mi14:10:113:25:048:093:21
9:43
#15824
FINISH
26.22 mi14:18:253:33:188:098:14
8:05
#15799
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 mi166585720572016664(Top 57%)5712(Top 45%)5712(Top 320%)
10K6.21 mi3.10 mi16447+2115598+1225598+12216269(Top 56%)5478(Top 44%)5478(Top 307%)
15K9.32 mi3.11 mi16542-955656-585656-5816664(Top 57%)5712(Top 45%)5712(Top 320%)
20K12.43 mi3.11 mi16636-945715-595715-5917012(Top 59%)5945(Top 47%)5945(Top 333%)
HALF13.11 mi0.68 mi16616+205708+75708+716191(Top 56%)5445(Top 43%)5445(Top 305%)
25K15.53 mi2.42 mi16552+645677+315677+3116485(Top 57%)5700(Top 45%)5700(Top 319%)
30K18.64 mi3.11 mi16429+1235652+255652+2515909(Top 55%)5470(Top 43%)5470(Top 306%)
20M20.00 mi1.36 mi16298+1315595+575595+5715152(Top 52%)5154(Top 41%)5154(Top 289%)
21M21.00 mi1.00 mi16165+1335541+545541+5414613(Top 50%)4917(Top 39%)4917(Top 275%)
35K21.75 mi0.75 mi16086+795513+285513+2814962(Top 52%)5167(Top 41%)5167(Top 289%)
23M23.00 mi1.25 mi15930+1565448+655448+6513766(Top 47%)4587(Top 36%)4587(Top 257%)
24M24.00 mi1.00 mi15877+535424+245424+2414772(Top 51%)5208(Top 41%)5208(Top 292%)
40K24.85 mi0.85 mi15787+905390+345390+3413997(Top 48%)4877(Top 39%)4877(Top 273%)
25.2M25.20 mi0.35 mi15824-375425-355425-3518287(Top 63%)7179(Top 57%)7179(Top 402%)
FINISH26.22 mi1.02 mi15799+255431-65431-615697(Top 54%)5783(Top 46%)5783(Top 324%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 57%
×21
+97ft-345ft

Overall

16664

Females

5712

F45-49

5712

5K→10K

3.1 - 6.2 mi

Top 56%
×5
+79ft-138ft

Overall

16269

Females

5478

F45-49

5478

10K→15K

6.2 - 9.3 mi

Top 57%
×3
+67ft-78ft

Overall

16664

Females

5712

F45-49

5712

15K→20K

9.3 - 12.4 mi

Top 59%
×5
+106ft-86ft

Overall

17012

Females

5945

F45-49

5945

20K→HALF

12.4 - 13.1 mi

Top 56%
×2
+19ft-37ft

Overall

16191

Females

5445

F45-49

5445

HALF→25K

13.1 - 15.5 mi

Top 57%
×4
+66ft-88ft

Overall

16485

Females

5700

F45-49

5700

25K→30K

15.5 - 18.6 mi

Top 55%
×9
+181ft-148ft

Overall

15909

Females

5470

F45-49

5470

30K→20M

18.6 - 20.0 mi

Top 52%
×5
+64ft-50ft

Overall

15152

Females

5154

F45-49

5154

20M→21M

20.0 - 21.0 mi

Top 50%
×8
+106ft-24ft

Overall

14613

Females

4917

F45-49

4917

21M→35K

21.0 - 21.8 mi

Top 52%
×7
+17ft-86ft

Overall

14962

Females

5167

F45-49

5167

35K→23M

21.8 - 23.0 mi

Top 47%
×5
+23ft-63ft

Overall

13766

Females

4587

F45-49

4587

23M→24M

23.0 - 24.0 mi

Top 51%
×6
+12ft-82ft

Overall

14772

Females

5208

F45-49

5208

24M→40K

24.0 - 24.9 mi

Top 48%
×1
+6ft-20ft

Overall

13997

Females

4877

F45-49

4877

40K→25.2M

24.9 - 25.2 mi

Top 63%
×1
+13ft-16ft

Overall

18287

Females

7179

F45-49

7179

25.2M→FINISH

25.2 - 26.2 mi

Top 54%
×2
+22ft-21ft

Overall

15697

Females

5783

F45-49

5783

Passing

Athletes you passed and who passed you throughout the race

Passing Analysis

Category:
Athletes Passed
2091*
Passed By
1126
Net Change
+859
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#16658
5K10K411*200+211#16658#16447
10K15K168200-95#16447#16542
15K20K149200-94#16542#16636
20KHALF4121+20#16636#16616
HALF25K168104+64#16616#16552
25K30K253*130+123#16552#16429
30K20M16635+131#16429#16298
20M21M15926+133#16298#16165
21M35K10425+79#16165#16086
35K23M18125+156#16086#15930
23M24M9138+53#15930#15877
24M40K11222+90#15877#15787
40K25.2M1754-37#15787#15824
25.2MFINISH7146+25#15824#15799
TOTALS2091*1126+859

* 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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