Public Race Data

Boston Athletic Association

Boston Athletic Association

Mika Timing

Mika Timing

Kristina Smith

Bib: 21995 β€’F β€’Age: N/A

TX

Boston Marathon logo
0:00
0:00
/ mi
Masters
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Overall
#0 / 29021
Gender (Female)
#0 / 12578
Masters (Masters Women)
#0 / 6862
Age Group (F45-49)
#0 / 1786
Race Day Weather
51Β°/41Β°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
27:27
3.11 mi
Rank: #21875
Start β†’ 5K
27:27 | 8:51/mi
10K
53:53
6.21 mi
Rank: #21172 (+703)
5K β†’ 10K
26:26 | 8:31/mi
15K
1:20:18
9.32 mi
Rank: #20827 (+345)
10K β†’ 15K
26:25 | 8:31/mi
20K
1:48:01
12.43 mi
Rank: #20996 (-169)
15K β†’ 20K
27:43 | 8:56/mi
HALF
1:53:40
13.11 mi
Rank: #20909 (+87)
20K β†’ HALF
5:39 | 8:18/mi
25K
2:14:48
15.53 mi
Rank: #20715 (+194)
HALF β†’ 25K
21:08 | 8:43/mi
30K
2:43:10
18.64 mi
Rank: #20618 (+97)
25K β†’ 30K
28:22 | 9:08/mi
20M
2:55:30
20.00 mi
Rank: #20506 (+112)
30K β†’ 20M
12:20 | 9:05/mi
21M
3:05:01
21.00 mi
Rank: #20394 (+112)
20M β†’ 21M
9:31 | 9:31/mi
35K
3:11:56
21.75 mi
Rank: #20415 (-21)
21M β†’ 35K
6:55 | 9:15/mi
23M
3:23:04
23.00 mi
Rank: #20291 (+124)
35K β†’ 23M
11:08 | 8:54/mi
24M
3:31:44
24.00 mi
Rank: #20177 (+114)
23M β†’ 24M
8:40 | 8:40/mi
40K
3:39:13
24.85 mi
Rank: #20066 (+111)
24M β†’ 40K
7:29 | 8:46/mi
25.2M
3:42:33
25.20 mi
Rank: #20039 (+27)
40K β†’ 25.2M
3:20 | 9:40/mi
FINISH
3:51:54
26.22 mi
Rank: #20091 (-52)
25.2M β†’ FINISH
9:21 | 9:11/mi

Splits & Pacing

Detailed breakdown of your race performance at each timing point

Half Splits

1st HalfFaster
via HALF
Distance13.11 mi
Time1:53:40
Pace8:41 /mi
2nd Half
Distance13.11 mi
Time1:58:14
Pace9:02 /mi
πŸ“ŠPositive Split: 4.0% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:29:2627:278:5127:27
8:51
-
10K
6.21 mi11:55:5253:538:4126:26
8:31
-0:20
15K
9.32 mi12:22:171:20:188:3726:25
8:31
0:00
20K
12.43 mi12:50:001:48:018:4227:43
8:56
+0:25
HALF
13.11 mi12:55:391:53:408:415:39
8:18
-0:38
25K
15.53 mi13:16:472:14:488:4121:08
8:43
+0:25
30K
18.64 mi13:45:092:43:108:4628:22
9:08
+0:25
20M
20.00 mi13:57:292:55:308:4712:20
9:05
-0:03
21M
21.00 mi14:07:003:05:018:499:31
9:31
+0:26
35K
21.75 mi14:13:553:11:568:506:55
9:15
-0:16
23M
23.00 mi14:25:033:23:048:5011:08
8:54
-0:21
24M
24.00 mi14:33:433:31:448:508:40
8:40
-0:14
40K
24.85 mi14:41:123:39:138:507:29
8:46
+0:06
25.2M
25.20 mi14:44:323:42:338:503:20
9:40
+0:54
FINISH
26.22 mi14:53:533:51:548:529:21
9:11
-0:29

Checkpoint Splits Visualizations

Explore your race data through different visual perspectives. Scroll to discover each visualization.

πŸ“ˆPace 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

8:18 /mi

Average Pace

8:51 /mi

Slowest Pace

9:40 /mi

Loading chart...
Fastest
Middle
Slowest
Average

πŸ“ŠSegments

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

2:54:25

75% of race

Time at Steady Pace

57:29

25% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 8:51 /mi

Loading chart...
Faster pace (< avg)
Steady pace (β‰ˆ 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 mi11:29:2627:278:5127:27
8:51
#21875
10K
6.21 mi11:55:5253:538:4126:26
8:31
#21172
15K
9.32 mi12:22:171:20:188:3726:25
8:31
#20827
20K
12.43 mi12:50:001:48:018:4227:43
8:56
#20996
HALF
13.11 mi12:55:391:53:408:415:39
8:18
#20909
25K
15.53 mi13:16:472:14:488:4121:08
8:43
#20715
30K
18.64 mi13:45:092:43:108:4628:22
9:08
#20618
20M
20.00 mi13:57:292:55:308:4712:20
9:05
#20506
21M
21.00 mi14:07:003:05:018:499:31
9:31
#20394
35K
21.75 mi14:13:553:11:568:506:55
9:15
#20415
23M
23.00 mi14:25:033:23:048:5011:08
8:54
#20291
24M
24.00 mi14:33:433:31:448:508:40
8:40
#20177
40K
24.85 mi14:41:123:39:138:507:29
8:46
#20066
25.2M
25.20 mi14:44:323:42:338:503:20
9:40
#20039
FINISH
26.22 mi14:53:533:51:548:529:21
9:11
#20091
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 mi218758629862920183(Top 70%)7686(Top 61%)7686(Top 430%)
10K6.21 mi3.10 mi21172+7038235+3948235+39420401(Top 70%)7812(Top 62%)7812(Top 437%)
15K9.32 mi3.11 mi20827+3458048+1878048+18720183(Top 70%)7686(Top 61%)7686(Top 430%)
20K12.43 mi3.11 mi20996-1698148-1008148-10021565(Top 74%)8436(Top 67%)8436(Top 472%)
HALF13.11 mi0.68 mi20909+878109+398109+3919033(Top 66%)7079(Top 56%)7079(Top 396%)
25K15.53 mi2.42 mi20715+1948019+908019+9019803(Top 68%)7557(Top 60%)7557(Top 423%)
30K18.64 mi3.11 mi20618+977989+307989+3020204(Top 70%)7841(Top 62%)7841(Top 439%)
20M20.00 mi1.36 mi20506+1127931+587931+5819333(Top 67%)7455(Top 59%)7455(Top 417%)
21M21.00 mi1.00 mi20394+1127887+447887+4418616(Top 64%)7127(Top 57%)7127(Top 399%)
35K21.75 mi0.75 mi20415-217909-227909-2220974(Top 72%)8420(Top 67%)8420(Top 471%)
23M23.00 mi1.25 mi20291+1247849+607849+6018015(Top 62%)6976(Top 55%)6976(Top 391%)
24M24.00 mi1.00 mi20177+1147813+367813+3617873(Top 62%)6933(Top 55%)6933(Top 388%)
40K24.85 mi0.85 mi20066+1117783+307783+3017188(Top 59%)6630(Top 53%)6630(Top 371%)
25.2M25.20 mi0.35 mi20039+277776+77776+718151(Top 63%)7129(Top 57%)7129(Top 399%)
FINISH26.22 mi1.02 mi20091-527817-417817-4121212(Top 73%)8674(Top 69%)8674(Top 486%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 70%
Γ—21
+97ft-345ft

Overall

20183

Females

7686

F45-49

7686

5K→10K

3.1 - 6.2 mi

Top 70%
Γ—5
+79ft-138ft

Overall

20401

Females

7812

F45-49

7812

10K→15K

6.2 - 9.3 mi

Top 70%
Γ—3
+67ft-78ft

Overall

20183

Females

7686

F45-49

7686

15K→20K

9.3 - 12.4 mi

Top 74%
Γ—5
+106ft-86ft

Overall

21565

Females

8436

F45-49

8436

20K→HALF

12.4 - 13.1 mi

Top 66%
Γ—2
+19ft-37ft

Overall

19033

Females

7079

F45-49

7079

HALF→25K

13.1 - 15.5 mi

Top 68%
Γ—4
+66ft-88ft

Overall

19803

Females

7557

F45-49

7557

25K→30K

15.5 - 18.6 mi

Top 70%
Γ—9
+181ft-148ft

Overall

20204

Females

7841

F45-49

7841

30K→20M

18.6 - 20.0 mi

Top 67%
Γ—5
+64ft-50ft

Overall

19333

Females

7455

F45-49

7455

20M→21M

20.0 - 21.0 mi

Top 64%
Γ—8
+106ft-24ft

Overall

18616

Females

7127

F45-49

7127

21M→35K

21.0 - 21.8 mi

Top 72%
Γ—7
+17ft-86ft

Overall

20974

Females

8420

F45-49

8420

35K→23M

21.8 - 23.0 mi

Top 62%
Γ—5
+23ft-63ft

Overall

18015

Females

6976

F45-49

6976

23M→24M

23.0 - 24.0 mi

Top 62%
Γ—6
+12ft-82ft

Overall

17873

Females

6933

F45-49

6933

24M→40K

24.0 - 24.9 mi

Top 59%
Γ—1
+6ft-20ft

Overall

17188

Females

6630

F45-49

6630

40K→25.2M

24.9 - 25.2 mi

Top 63%
Γ—1
+13ft-16ft

Overall

18151

Females

7129

F45-49

7129

25.2M→FINISH

25.2 - 26.2 mi

Top 73%
Γ—2
+22ft-21ft

Overall

21212

Females

8674

F45-49

8674

Passing

Athletes you passed and who passed you throughout the race

Passing Analysis

Category:
Athletes Passed
2607*
Passed By
737
Net Change
+1784
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start β†’ 5K----#21875
5K β†’ 10K785*82+703#21875#21172
10K β†’ 15K408*63+345#21172#20827
15K β†’ 20K117200-169#20827#20996
20K β†’ HALF914+87#20996#20909
HALF β†’ 25K216*22+194#20909#20715
25K β†’ 30K216*119+97#20715#20618
30K β†’ 20M14735+112#20618#20506
20M β†’ 21M14028+112#20506#20394
21M β†’ 35K2849-21#20394#20415
35K β†’ 23M13814+124#20415#20291
23M β†’ 24M1239+114#20291#20177
24M β†’ 40K12716+111#20177#20066
40K β†’ 25.2M358+27#20066#20039
25.2M β†’ FINISH3688-52#20039#20091
TOTALS2607*737+1784

* Includes athletes who did not complete a segment (DNF/DNQ).

πŸ“Š

Passing Analysis Visualizations

Explore your passing analysis through 5 different visualizations. Scroll to discover each one.

Time:
Category:

πŸ“ˆPosition Graph

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🎨Heatmap Timeline

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πŸ”„Passing Circle

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🌊Position Flow

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πŸƒRace 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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