Public Race Data

Boston Athletic Association

Boston Athletic Association

Mika Timing

Mika Timing

Emily Knuth

Bib: 28430FAge: N/A

NY

Boston Marathon logo
0:00
0:00
/ mi
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Overall
#0 / 29021
Gender (Female)
#0 / 12578
Top 43%
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
22:58
3.11 mi
Rank: #11888
Start5K
22:58 | 7:24/mi
10K
46:17
6.21 mi
Rank: #12410 (-522)
5K10K
23:19 | 7:31/mi
15K
1:10:21
9.32 mi
Rank: #13222 (-812)
10K15K
24:04 | 7:45/mi
20K
1:35:04
12.43 mi
Rank: #13865 (-643)
15K20K
24:43 | 7:58/mi
HALF
1:40:27
13.11 mi
Rank: #13991 (-126)
20KHALF
5:23 | 7:54/mi
25K
2:00:38
15.53 mi
Rank: #14648 (-657)
HALF25K
20:11 | 8:20/mi
30K
2:26:58
18.64 mi
Rank: #15051 (-403)
25K30K
26:20 | 8:29/mi
20M
2:38:40
20.00 mi
Rank: #15201 (-150)
30K20M
11:42 | 8:37/mi
21M
2:47:51
21.00 mi
Rank: #15306 (-105)
20M21M
9:11 | 9:11/mi
35K
2:54:03
21.75 mi
Rank: #15334 (-28)
21M35K
6:12 | 8:18/mi
23M
3:05:03
23.00 mi
Rank: #15483 (-149)
35K23M
11:00 | 8:48/mi
24M
3:13:35
24.00 mi
Rank: #15554 (-71)
23M24M
8:32 | 8:32/mi
40K
3:21:13
24.85 mi
Rank: #15646 (-92)
24M40K
7:38 | 8:56/mi
25.2M
3:24:31
25.20 mi
Rank: #15680 (-34)
40K25.2M
3:18 | 9:35/mi
FINISH
3:33:18
26.22 mi
Rank: #15800 (-120)
25.2MFINISH
8:47 | 8:38/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
Time1:40:27
Pace7:40 /mi
2nd Half
Distance13.11 mi
Time1:52:51
Pace8:37 /mi
📊Positive Split: 12.3% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:48:3522:587:2422:58
7:24
-
10K
6.21 mi12:11:5446:177:2723:19
7:31
+0:07
15K
9.32 mi12:35:581:10:217:3324:04
7:45
+0:14
20K
12.43 mi13:00:411:35:047:3924:43
7:58
+0:13
HALF
13.11 mi13:06:041:40:277:405:23
7:54
-0:04
25K
15.53 mi13:26:152:00:387:4620:11
8:20
+0:26
30K
18.64 mi13:52:352:26:587:5426:20
8:29
+0:09
20M
20.00 mi14:04:172:38:407:5711:42
8:37
+0:08
21M
21.00 mi14:13:282:47:518:009:11
9:11
+0:34
35K
21.75 mi14:19:402:54:038:016:12
8:18
-0:53
23M
23.00 mi14:30:403:05:038:0311:00
8:48
+0:30
24M
24.00 mi14:39:123:13:358:048:32
8:32
-0:16
40K
24.85 mi14:46:503:21:138:067:38
8:56
+0:24
25.2M
25.20 mi14:50:083:24:318:073:18
9:35
+0:39
FINISH
26.22 mi14:58:553:33:188:098:47
8:38
-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

7:24 /mi

Average Pace

8:08 /mi

Slowest Pace

9:35 /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

1:40:27

47% of race

Time at Steady Pace

1:21:44

38% of race

Time at Slower Pace

31:07

15% 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 mi11:48:3522:587:2422:58
7:24
#11888
10K
6.21 mi12:11:5446:177:2723:19
7:31
#12410
15K
9.32 mi12:35:581:10:217:3324:04
7:45
#13222
20K
12.43 mi13:00:411:35:047:3924:43
7:58
#13865
HALF
13.11 mi13:06:041:40:277:405:23
7:54
#13991
25K
15.53 mi13:26:152:00:387:4620:11
8:20
#14648
30K
18.64 mi13:52:352:26:587:5426:20
8:29
#15051
20M
20.00 mi14:04:172:38:407:5711:42
8:37
#15201
21M
21.00 mi14:13:282:47:518:009:11
9:11
#15306
35K
21.75 mi14:19:402:54:038:016:12
8:18
#15334
23M
23.00 mi14:30:403:05:038:0311:00
8:48
#15483
24M
24.00 mi14:39:123:13:358:048:32
8:32
#15554
40K
24.85 mi14:46:503:21:138:067:38
8:56
#15646
25.2M
25.20 mi14:50:083:24:318:073:18
9:35
#15680
FINISH
26.22 mi14:58:553:33:188:098:47
8:38
#15800
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 mi118882852285214911(Top 51%)4691(Top 37%)4691(Top 82%)
10K6.21 mi3.10 mi12410-5223177-3253177-32513006(Top 45%)3549(Top 28%)3549(Top 62%)
15K9.32 mi3.11 mi13222-8123671-4943671-49414911(Top 51%)4691(Top 37%)4691(Top 82%)
20K12.43 mi3.11 mi13865-6434067-3964067-39615809(Top 54%)5276(Top 42%)5276(Top 92%)
HALF13.11 mi0.68 mi13991-1264143-764143-7616376(Top 56%)5564(Top 44%)5564(Top 97%)
25K15.53 mi2.42 mi14648-6574547-4044547-40417547(Top 60%)6305(Top 50%)6305(Top 110%)
30K18.64 mi3.11 mi15051-4034823-2764823-27616770(Top 58%)5971(Top 47%)5971(Top 104%)
20M20.00 mi1.36 mi15201-1504945-1224945-12216876(Top 58%)6126(Top 49%)6126(Top 107%)
21M21.00 mi1.00 mi15306-1055041-965041-9617080(Top 59%)6294(Top 50%)6294(Top 110%)
35K21.75 mi0.75 mi15334-285063-225063-2216373(Top 56%)5958(Top 47%)5958(Top 104%)
23M23.00 mi1.25 mi15483-1495179-1165179-11617397(Top 60%)6632(Top 53%)6632(Top 116%)
24M24.00 mi1.00 mi15554-715235-565235-5617111(Top 59%)6531(Top 52%)6531(Top 114%)
40K24.85 mi0.85 mi15646-925312-775312-7718050(Top 62%)7060(Top 56%)7060(Top 124%)
25.2M25.20 mi0.35 mi15680-345340-285340-2817666(Top 61%)6838(Top 54%)6838(Top 120%)
FINISH26.22 mi1.02 mi15800-1205432-925432-9218766(Top 65%)7435(Top 59%)7435(Top 130%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 51%
×21
+97ft-345ft

Overall

14911

Females

4691

F18-39

4691

5K→10K

3.1 - 6.2 mi

Top 45%
×5
+79ft-138ft

Overall

13006

Females

3549

F18-39

3549

10K→15K

6.2 - 9.3 mi

Top 51%
×3
+67ft-78ft

Overall

14911

Females

4691

F18-39

4691

15K→20K

9.3 - 12.4 mi

Top 54%
×5
+106ft-86ft

Overall

15809

Females

5276

F18-39

5276

20K→HALF

12.4 - 13.1 mi

Top 56%
×2
+19ft-37ft

Overall

16376

Females

5564

F18-39

5564

HALF→25K

13.1 - 15.5 mi

Top 60%
×4
+66ft-88ft

Overall

17547

Females

6305

F18-39

6305

25K→30K

15.5 - 18.6 mi

Top 58%
×9
+181ft-148ft

Overall

16770

Females

5971

F18-39

5971

30K→20M

18.6 - 20.0 mi

Top 58%
×5
+64ft-50ft

Overall

16876

Females

6126

F18-39

6126

20M→21M

20.0 - 21.0 mi

Top 59%
×8
+106ft-24ft

Overall

17080

Females

6294

F18-39

6294

21M→35K

21.0 - 21.8 mi

Top 56%
×7
+17ft-86ft

Overall

16373

Females

5958

F18-39

5958

35K→23M

21.8 - 23.0 mi

Top 60%
×5
+23ft-63ft

Overall

17397

Females

6632

F18-39

6632

23M→24M

23.0 - 24.0 mi

Top 59%
×6
+12ft-82ft

Overall

17111

Females

6531

F18-39

6531

24M→40K

24.0 - 24.9 mi

Top 62%
×1
+6ft-20ft

Overall

18050

Females

7060

F18-39

7060

40K→25.2M

24.9 - 25.2 mi

Top 61%
×1
+13ft-16ft

Overall

17666

Females

6838

F18-39

6838

25.2M→FINISH

25.2 - 26.2 mi

Top 65%
×2
+22ft-21ft

Overall

18766

Females

7435

F18-39

7435

Passing

Athletes you passed and who passed you throughout the race

Passing Analysis

Category:
Athletes Passed
708
Passed By
2248
Net Change
-3912
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#11888
5K10K96200-522#11888#12410
10K15K47200-812#12410#13222
15K20K45200-643#13222#13865
20KHALF10136-126#13865#13991
HALF25K34200-657#13991#14648
25K30K99200-403#14648#15051
30K20M62200-150#15051#15201
20M21M77182-105#15201#15306
21M35K5785-28#15306#15334
35K23M53200-149#15334#15483
23M24M38109-71#15483#15554
24M40K42134-92#15554#15646
40K25.2M2155-34#15646#15680
25.2MFINISH27147-120#15680#15800
TOTALS7082248-3912
📊

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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