Public Race Data

Boston Athletic Association

Boston Athletic Association

Mika Timing

Mika Timing

Snijana Karnik

Bib: 18022FAge: N/A

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Boston Marathon logo
0:00
0:00
/ mi
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Overall
#0 / 29021
Gender (Female)
#0 / 12578
Top 42%
Age Group (F18-39)
#0 / 5716
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
24:30
3.11 mi
Rank: #16098
Start5K
24:30 | 7:54/mi
10K
48:38
6.21 mi
Rank: #15736 (+362)
5K10K
24:08 | 7:47/mi
15K
1:12:04
9.32 mi
Rank: #14822 (+914)
10K15K
23:26 | 7:33/mi
20K
1:36:02
12.43 mi
Rank: #14533 (+289)
15K20K
23:58 | 7:43/mi
HALF
1:41:14
13.11 mi
Rank: #14525 (+8)
20KHALF
5:12 | 7:38/mi
25K
2:00:34
15.53 mi
Rank: #14611 (-86)
HALF25K
19:20 | 7:59/mi
30K
2:26:51
18.64 mi
Rank: #14999 (-388)
25K30K
26:17 | 8:28/mi
20M
2:38:41
20.00 mi
Rank: #15211 (-212)
30K20M
11:50 | 8:43/mi
21M
2:48:34
21.00 mi
Rank: #15574 (-363)
20M21M
9:53 | 9:53/mi
35K
2:55:02
21.75 mi
Rank: #15692 (-118)
21M35K
6:28 | 8:39/mi
23M
3:05:44
23.00 mi
Rank: #15686 (+6)
35K23M
10:42 | 8:34/mi
24M
3:14:03
24.00 mi
Rank: #15685 (+1)
23M24M
8:19 | 8:19/mi
40K
3:21:37
24.85 mi
Rank: #15746 (-61)
24M40K
7:34 | 8:51/mi
25.2M
3:24:36
25.20 mi
Rank: #15699 (+47)
40K25.2M
2:59 | 8:40/mi
FINISH
3:32:27
26.22 mi
Rank: #15609 (+90)
25.2MFINISH
7:51 | 7:43/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
Time1:41:14
Pace7:44 /mi
2nd Half
Distance13.11 mi
Time1:51:13
Pace8:30 /mi
📊Positive Split: 9.9% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:45:4224:307:5424:30
7:54
-
10K
6.21 mi12:09:5048:387:5024:08
7:47
-0:07
15K
9.32 mi12:33:161:12:047:4423:26
7:33
-0:14
20K
12.43 mi12:57:141:36:027:4423:58
7:43
+0:10
HALF
13.11 mi13:02:261:41:147:445:12
7:38
-0:05
25K
15.53 mi13:21:462:00:347:4619:20
7:59
+0:21
30K
18.64 mi13:48:032:26:517:5326:17
8:28
+0:29
20M
20.00 mi13:59:532:38:417:5711:50
8:43
+0:15
21M
21.00 mi14:09:462:48:348:029:53
9:53
+1:10
35K
21.75 mi14:16:142:55:028:036:28
8:39
-1:14
23M
23.00 mi14:26:563:05:448:0510:42
8:34
-0:05
24M
24.00 mi14:35:153:14:038:068:19
8:19
-0:15
40K
24.85 mi14:42:493:21:378:077:34
8:51
+0:32
25.2M
25.20 mi14:45:483:24:368:082:59
8:40
-0:11
FINISH
26.22 mi14:53:393:32:278:077:51
7:43
-0:57

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

7:33 /mi

Average Pace

8:07 /mi

Slowest Pace

9:53 /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

2:08:25

60% of race

Time at Steady Pace

45:18

21% of race

Time at Slower Pace

38:44

18% of race

Average Pace: 8:06 /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 mi11:45:4224:307:5424:30
7:54
#16098
10K
6.21 mi12:09:5048:387:5024:08
7:47
#15736
15K
9.32 mi12:33:161:12:047:4423:26
7:33
#14822
20K
12.43 mi12:57:141:36:027:4423:58
7:43
#14533
HALF
13.11 mi13:02:261:41:147:445:12
7:38
#14525
25K
15.53 mi13:21:462:00:347:4619:20
7:59
#14611
30K
18.64 mi13:48:032:26:517:5326:17
8:28
#14999
20M
20.00 mi13:59:532:38:417:5711:50
8:43
#15211
21M
21.00 mi14:09:462:48:348:029:53
9:53
#15574
35K
21.75 mi14:16:142:55:028:036:28
8:39
#15692
23M
23.00 mi14:26:563:05:448:0510:42
8:34
#15686
24M
24.00 mi14:35:153:14:038:068:19
8:19
#15685
40K
24.85 mi14:42:493:21:378:077:34
8:51
#15746
25.2M
25.20 mi14:45:483:24:368:082:59
8:40
#15699
FINISH
26.22 mi14:53:393:32:278:077:51
7:43
#15609
Faster pace
Steady pace
Slower pace

Rankings

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

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi3.11 mi160985383538313206(Top 46%)3699(Top 29%)3699(Top 65%)
10K6.21 mi3.10 mi15736+3625165+2185165+21815350(Top 53%)4920(Top 39%)4920(Top 86%)
15K9.32 mi3.11 mi14822+9144624+5414624+54113206(Top 46%)3699(Top 29%)3699(Top 65%)
20K12.43 mi3.11 mi14533+2894450+1744450+17413868(Top 48%)4147(Top 33%)4147(Top 73%)
HALF13.11 mi0.68 mi14525+84443+74443+714221(Top 49%)4305(Top 34%)4305(Top 75%)
25K15.53 mi2.42 mi14611-864519-764519-7615215(Top 52%)4980(Top 40%)4980(Top 87%)
30K18.64 mi3.11 mi14999-3884795-2764795-27616649(Top 57%)5899(Top 47%)5899(Top 103%)
20M20.00 mi1.36 mi15211-2124950-1554950-15517458(Top 60%)6438(Top 51%)6438(Top 113%)
21M21.00 mi1.00 mi15574-3635183-2335183-23320044(Top 69%)7883(Top 63%)7883(Top 138%)
35K21.75 mi0.75 mi15692-1185269-865269-8618351(Top 63%)7062(Top 56%)7062(Top 124%)
23M23.00 mi1.25 mi15686+65292-235292-2316015(Top 55%)5851(Top 47%)5851(Top 102%)
24M24.00 mi1.00 mi15685+15310-185310-1815815(Top 54%)5792(Top 46%)5792(Top 101%)
40K24.85 mi0.85 mi15746-615367-575367-5717658(Top 61%)6855(Top 54%)6855(Top 120%)
25.2M25.20 mi0.35 mi15699+475350+175350+1712701(Top 44%)4233(Top 34%)4233(Top 74%)
FINISH26.22 mi1.02 mi15609+905319+315319+3113062(Top 45%)4426(Top 35%)4426(Top 77%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 46%
×21
+97ft-345ft

Overall

13206

Females

3699

F18-39

3699

5K→10K

3.1 - 6.2 mi

Top 53%
×5
+79ft-138ft

Overall

15350

Females

4920

F18-39

4920

10K→15K

6.2 - 9.3 mi

Top 46%
×3
+67ft-78ft

Overall

13206

Females

3699

F18-39

3699

15K→20K

9.3 - 12.4 mi

Top 48%
×5
+106ft-86ft

Overall

13868

Females

4147

F18-39

4147

20K→HALF

12.4 - 13.1 mi

Top 49%
×2
+19ft-37ft

Overall

14221

Females

4305

F18-39

4305

HALF→25K

13.1 - 15.5 mi

Top 52%
×4
+66ft-88ft

Overall

15215

Females

4980

F18-39

4980

25K→30K

15.5 - 18.6 mi

Top 57%
×9
+181ft-148ft

Overall

16649

Females

5899

F18-39

5899

30K→20M

18.6 - 20.0 mi

Top 60%
×5
+64ft-50ft

Overall

17458

Females

6438

F18-39

6438

20M→21M

20.0 - 21.0 mi

Top 69%
×8
+106ft-24ft

Overall

20044

Females

7883

F18-39

7883

21M→35K

21.0 - 21.8 mi

Top 63%
×7
+17ft-86ft

Overall

18351

Females

7062

F18-39

7062

35K→23M

21.8 - 23.0 mi

Top 55%
×5
+23ft-63ft

Overall

16015

Females

5851

F18-39

5851

23M→24M

23.0 - 24.0 mi

Top 54%
×6
+12ft-82ft

Overall

15815

Females

5792

F18-39

5792

24M→40K

24.0 - 24.9 mi

Top 61%
×1
+6ft-20ft

Overall

17658

Females

6855

F18-39

6855

40K→25.2M

24.9 - 25.2 mi

Top 44%
×1
+13ft-16ft

Overall

12701

Females

4233

F18-39

4233

25.2M→FINISH

25.2 - 26.2 mi

Top 45%
×2
+22ft-21ft

Overall

13062

Females

4426

F18-39

4426

Passing

Athletes you passed and who passed you throughout the race

Passing Analysis

Category:
Athletes Passed
2516*
Passed By
1476
Net Change
+489
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#16098
5K10K498*136+362#16098#15736
10K15K931*17+914#15736#14822
15K20K339*50+289#14822#14533
20KHALF3729+8#14533#14525
HALF25K113199-86#14525#14611
25K30K103200-388#14611#14999
30K20M48200-212#14999#15211
20M21M37200-363#15211#15574
21M35K35153-118#15574#15692
35K23M9185+6#15692#15686
23M24M7170+1#15686#15685
24M40K48109-61#15685#15746
40K25.2M547+47#15746#15699
25.2MFINISH11121+90#15699#15609
TOTALS2516*1476+489

* 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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