Public Race Data

Boston Athletic Association

Boston Athletic Association

Mika Timing

Mika Timing

Stephanie Lorek

Bib: 17237FAge: N/A

VA

Boston Marathon logo
0:00
0:00
/ mi
Masters
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Overall
#0 / 29021
Top 44%
Gender (Female)
#0 / 12578
Top 29%
Masters (Masters Women)
#0 / 6862
Top 14%
Age Group (F45-49)
#0 / 1786
Top 14%
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
23:38
3.11 mi
Rank: #13722
Start5K
23:38 | 7:37/mi
10K
47:08
6.21 mi
Rank: #13594 (+128)
5K10K
23:30 | 7:34/mi
15K
1:11:16
9.32 mi
Rank: #14059 (-465)
10K15K
24:08 | 7:47/mi
20K
1:35:17
12.43 mi
Rank: #14021 (+38)
15K20K
24:01 | 7:44/mi
HALF
1:40:25
13.11 mi
Rank: #13967 (+54)
20KHALF
5:08 | 7:32/mi
25K
1:59:23
15.53 mi
Rank: #13943 (+24)
HALF25K
18:58 | 7:50/mi
30K
2:24:09
18.64 mi
Rank: #13787 (+156)
25K30K
24:46 | 7:59/mi
20M
2:34:57
20.00 mi
Rank: #13658 (+129)
30K20M
10:48 | 7:58/mi
21M
2:43:14
21.00 mi
Rank: #13527 (+131)
20M21M
8:17 | 8:17/mi
35K
2:49:00
21.75 mi
Rank: #13456 (+71)
21M35K
5:46 | 7:43/mi
23M
2:58:42
23.00 mi
Rank: #13268 (+188)
35K23M
9:42 | 7:46/mi
24M
3:06:10
24.00 mi
Rank: #13121 (+147)
23M24M
7:28 | 7:28/mi
40K
3:12:39
24.85 mi
Rank: #12956 (+165)
24M40K
6:29 | 7:35/mi
25.2M
3:15:33
25.20 mi
Rank: #12924 (+32)
40K25.2M
2:54 | 8:25/mi
FINISH
3:23:05
26.22 mi
Rank: #12787 (+137)
25.2MFINISH
7:32 | 7:24/mi

Splits & Pacing

Detailed breakdown of your race performance at each timing point

Half Splits

1st HalfFaster
via HALF
Distance13.11 mi
Time1:40:25
Pace7:40 /mi
2nd Half
Distance13.11 mi
Time1:42:40
Pace7:50 /mi
📊Positive Split: 2.2% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:05:2923:387:3723:38
7:37
-
10K
6.21 mi11:28:5947:087:3623:30
7:34
-0:03
15K
9.32 mi11:53:071:11:167:3924:08
7:47
+0:13
20K
12.43 mi12:17:081:35:177:4124:01
7:44
-0:03
HALF
13.11 mi12:22:161:40:257:405:08
7:32
-0:12
25K
15.53 mi12:41:141:59:237:4218:58
7:50
+0:18
30K
18.64 mi13:06:002:24:097:4424:46
7:59
+0:09
20M
20.00 mi13:16:482:34:577:4510:48
7:58
-0:01
21M
21.00 mi13:25:052:43:147:478:17
8:17
+0:19
35K
21.75 mi13:30:512:49:007:475:46
7:43
-0:34
23M
23.00 mi13:40:332:58:427:479:42
7:46
+0:03
24M
24.00 mi13:48:013:06:107:467:28
7:28
-0:18
40K
24.85 mi13:54:303:12:397:466:29
7:35
+0:07
25.2M
25.20 mi13:57:243:15:337:462:54
8:25
+0:50
FINISH
26.22 mi14:04:563:23:057:467:32
7:24
-1:01

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

7:24 /mi

Average Pace

7:45 /mi

Slowest Pace

8:25 /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

3:11:54

94% of race

Time at Steady Pace

11:11

6% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 7:45 /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 mi11:05:2923:387:3723:38
7:37
#13722
10K
6.21 mi11:28:5947:087:3623:30
7:34
#13594
15K
9.32 mi11:53:071:11:167:3924:08
7:47
#14059
20K
12.43 mi12:17:081:35:177:4124:01
7:44
#14021
HALF
13.11 mi12:22:161:40:257:405:08
7:32
#13967
25K
15.53 mi12:41:141:59:237:4218:58
7:50
#13943
30K
18.64 mi13:06:002:24:097:4424:46
7:59
#13787
20M
20.00 mi13:16:482:34:577:4510:48
7:58
#13658
21M
21.00 mi13:25:052:43:147:478:17
8:17
#13527
35K
21.75 mi13:30:512:49:007:475:46
7:43
#13456
23M
23.00 mi13:40:332:58:427:479:42
7:46
#13268
24M
24.00 mi13:48:013:06:107:467:28
7:28
#13121
40K
24.85 mi13:54:303:12:397:466:29
7:35
#12956
25.2M
25.20 mi13:57:243:15:337:462:54
8:25
#12924
FINISH
26.22 mi14:04:563:23:057:467:32
7:24
#12787
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 mi137223910391015075(Top 52%)4785(Top 38%)4785(Top 268%)
10K6.21 mi3.10 mi13594+1283862+483862+4813516(Top 47%)3837(Top 31%)3837(Top 215%)
15K9.32 mi3.11 mi14059-4654161-2994161-29915075(Top 52%)4785(Top 38%)4785(Top 268%)
20K12.43 mi3.11 mi14021+384153+84153+813973(Top 48%)4203(Top 33%)4203(Top 235%)
HALF13.11 mi0.68 mi13967+544130+234130+2313307(Top 46%)3752(Top 30%)3752(Top 210%)
25K15.53 mi2.42 mi13943+244125+54125+514000(Top 48%)4289(Top 34%)4289(Top 240%)
30K18.64 mi3.11 mi13787+1564071+544071+5413286(Top 46%)4002(Top 32%)4002(Top 224%)
20M20.00 mi1.36 mi13658+1294032+394032+3912491(Top 43%)3666(Top 29%)3666(Top 205%)
21M21.00 mi1.00 mi13527+1313980+523980+5211770(Top 41%)3409(Top 27%)3409(Top 191%)
35K21.75 mi0.75 mi13456+713965+153965+1512411(Top 43%)3761(Top 30%)3761(Top 211%)
23M23.00 mi1.25 mi13268+1883883+823883+8210716(Top 37%)2975(Top 24%)2975(Top 167%)
24M24.00 mi1.00 mi13121+1473816+673816+679877(Top 34%)2625(Top 21%)2625(Top 147%)
40K24.85 mi0.85 mi12956+1653753+633753+639513(Top 33%)2526(Top 20%)2526(Top 141%)
25.2M25.20 mi0.35 mi12924+323747+63747+611109(Top 38%)3400(Top 27%)3400(Top 190%)
FINISH26.22 mi1.02 mi12787+1373704+433704+4310638(Top 37%)3170(Top 25%)3170(Top 177%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 52%
×21
+97ft-345ft

Overall

15075

Females

4785

F45-49

4785

5K→10K

3.1 - 6.2 mi

Top 47%
×5
+79ft-138ft

Overall

13516

Females

3837

F45-49

3837

10K→15K

6.2 - 9.3 mi

Top 52%
×3
+67ft-78ft

Overall

15075

Females

4785

F45-49

4785

15K→20K

9.3 - 12.4 mi

Top 48%
×5
+106ft-86ft

Overall

13973

Females

4203

F45-49

4203

20K→HALF

12.4 - 13.1 mi

Top 46%
×2
+19ft-37ft

Overall

13307

Females

3752

F45-49

3752

HALF→25K

13.1 - 15.5 mi

Top 48%
×4
+66ft-88ft

Overall

14000

Females

4289

F45-49

4289

25K→30K

15.5 - 18.6 mi

Top 46%
×9
+181ft-148ft

Overall

13286

Females

4002

F45-49

4002

30K→20M

18.6 - 20.0 mi

Top 43%
×5
+64ft-50ft

Overall

12491

Females

3666

F45-49

3666

20M→21M

20.0 - 21.0 mi

Top 41%
×8
+106ft-24ft

Overall

11770

Females

3409

F45-49

3409

21M→35K

21.0 - 21.8 mi

Top 43%
×7
+17ft-86ft

Overall

12411

Females

3761

F45-49

3761

35K→23M

21.8 - 23.0 mi

Top 37%
×5
+23ft-63ft

Overall

10716

Females

2975

F45-49

2975

23M→24M

23.0 - 24.0 mi

Top 34%
×6
+12ft-82ft

Overall

9877

Females

2625

F45-49

2625

24M→40K

24.0 - 24.9 mi

Top 33%
×1
+6ft-20ft

Overall

9513

Females

2526

F45-49

2526

40K→25.2M

24.9 - 25.2 mi

Top 38%
×1
+13ft-16ft

Overall

11109

Females

3400

F45-49

3400

25.2M→FINISH

25.2 - 26.2 mi

Top 37%
×2
+22ft-21ft

Overall

10638

Females

3170

F45-49

3170

Passing

Athletes you passed and who passed you throughout the race

Passing Analysis

Category:
Athletes Passed
2203*
Passed By
923
Net Change
+935
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#13722
5K10K328*200+128#13722#13594
10K15K80200-465#13594#14059
15K20K177139+38#14059#14021
20KHALF7016+54#14021#13967
HALF25K141117+24#13967#13943
25K30K259*103+156#13943#13787
30K20M17748+129#13787#13658
20M21M15423+131#13658#13527
21M35K9120+71#13527#13456
35K23M202*14+188#13456#13268
23M24M1536+147#13268#13121
24M40K1705+165#13121#12956
40K25.2M4513+32#12956#12924
25.2MFINISH15619+137#12924#12787
TOTALS2203*923+935

* 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

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