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Public Race Data

Boston Athletic Association

Boston Athletic Association

Mika Timing

Mika Timing
BOSTON MARATHON 2026

Ericka Emerson

Bib: 22169 •F •Age: N/A

MA

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
Top 40%
Age Group (F50-54)
#0 / 1233
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
26:27
3.11 mi
Rank: #20160
Start → 5K
26:27 | 8:31/mi
10K
52:09
6.21 mi
Rank: #19587 (+573)
5K → 10K
25:42 | 8:17/mi
15K
1:18:15
9.32 mi
Rank: #19564 (+23)
10K → 15K
26:06 | 8:25/mi
20K
1:44:11
12.43 mi
Rank: #19283 (+281)
15K → 20K
25:56 | 8:21/mi
HALF
1:49:49
13.11 mi
Rank: #19250 (+33)
20K → HALF
5:38 | 8:16/mi
25K
2:10:05
15.53 mi
Rank: #18999 (+251)
HALF → 25K
20:16 | 8:22/mi
30K
2:36:45
18.64 mi
Rank: #18671 (+328)
25K → 30K
26:40 | 8:35/mi
20M
2:48:24
20.00 mi
Rank: #18513 (+158)
30K → 20M
11:39 | 8:35/mi
21M
2:57:26
21.00 mi
Rank: #18365 (+148)
20M → 21M
9:02 | 9:02/mi
35K
3:03:23
21.75 mi
Rank: #18224 (+141)
21M → 35K
5:57 | 7:58/mi
23M
3:13:41
23.00 mi
Rank: #17968 (+256)
35K → 23M
10:18 | 8:14/mi
24M
3:21:39
24.00 mi
Rank: #17785 (+183)
23M → 24M
7:58 | 7:58/mi
40K
3:28:48
24.85 mi
Rank: #17647 (+138)
24M → 40K
7:09 | 8:22/mi
25.2M
3:31:58
25.20 mi
Rank: #17592 (+55)
40K → 25.2M
3:10 | 9:11/mi
FINISH
3:40:24
26.22 mi
Rank: #17567 (+25)
25.2M → FINISH
8:26 | 8:17/mi
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Splits & Pacing

Detailed breakdown of your race performance at each timing point

Half Splits

1st Half⚖️ Balanced
via HALF
Distance13.11 mi
Time1:49:49
Pace8:23 /mi
2nd Half⚖️ Balanced
Distance13.11 mi
Time1:50:35
Pace8:27 /mi
📊Even Split: Consistent pacing between halves

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:28:3426:278:3126:27
8:31
-
10K
6.21 mi11:54:1652:098:2425:42
8:17
-0:14
15K
9.32 mi12:20:221:18:158:2426:06
8:25
+0:08
20K
12.43 mi12:46:181:44:118:2425:56
8:21
-0:04
HALF
13.11 mi12:51:561:49:498:235:38
8:16
-0:05
25K
15.53 mi13:12:122:10:058:2320:16
8:22
+0:06
30K
18.64 mi13:38:522:36:458:2526:40
8:35
+0:13
20M
20.00 mi13:50:312:48:248:2611:39
8:35
0:00
21M
21.00 mi13:59:332:57:268:279:02
9:02
+0:27
35K
21.75 mi14:05:303:03:238:265:57
7:58
-1:04
23M
23.00 mi14:15:483:13:418:2610:18
8:14
+0:16
24M
24.00 mi14:23:463:21:398:257:58
7:58
-0:16
40K
24.85 mi14:30:553:28:488:257:09
8:22
+0:24
25.2M
25.20 mi14:34:053:31:588:253:10
9:11
+0:49
FINISH
26.22 mi14:42:313:40:248:258:26
8:17
-0:54

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

7:58 /mi

Average Pace

8:25 /mi

Slowest Pace

9:11 /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

3:28:12

94% of race

Time at Steady Pace

12:12

6% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 8:24 /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 mi11:28:3426:278:3126:27
8:31
#20160
10K
6.21 mi11:54:1652:098:2425:42
8:17
#19587
15K
9.32 mi12:20:221:18:158:2426:06
8:25
#19564
20K
12.43 mi12:46:181:44:118:2425:56
8:21
#19283
HALF
13.11 mi12:51:561:49:498:235:38
8:16
#19250
25K
15.53 mi13:12:122:10:058:2320:16
8:22
#18999
30K
18.64 mi13:38:522:36:458:2526:40
8:35
#18671
20M
20.00 mi13:50:312:48:248:2611:39
8:35
#18513
21M
21.00 mi13:59:332:57:268:279:02
9:02
#18365
35K
21.75 mi14:05:303:03:238:265:57
7:58
#18224
23M
23.00 mi14:15:483:13:418:2610:18
8:14
#17968
24M
24.00 mi14:23:463:21:398:257:58
7:58
#17785
40K
24.85 mi14:30:553:28:488:257:09
8:22
#17647
25.2M
25.20 mi14:34:053:31:588:253:10
9:11
#17592
FINISH
26.22 mi14:42:313:40:248:258:26
8:17
#17567
Faster pace
Steady pace
Slower pace

Rankings

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

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF50-54Seg. OverallSeg. FemalesSeg. F50-54
5K3.11 mi3.11 mi201607718771819565(Top 67%)7350(Top 58%)7350(Top 596%)
10K6.21 mi3.10 mi19587+5737396+3227396+32219003(Top 65%)7031(Top 56%)7031(Top 570%)
15K9.32 mi3.11 mi19564+237366+307366+3019565(Top 67%)7350(Top 58%)7350(Top 596%)
20K12.43 mi3.11 mi19283+2817220+1467220+14618401(Top 63%)6741(Top 54%)6741(Top 547%)
HALF13.11 mi0.68 mi19250+337200+207200+2018818(Top 65%)6940(Top 55%)6940(Top 563%)
25K15.53 mi2.42 mi18999+2517073+1277073+12717736(Top 61%)6413(Top 51%)6413(Top 520%)
30K18.64 mi3.11 mi18671+3286915+1586915+15817402(Top 60%)6338(Top 50%)6338(Top 514%)
20M20.00 mi1.36 mi18513+1586848+676848+6716672(Top 57%)6023(Top 48%)6023(Top 488%)
21M21.00 mi1.00 mi18365+1486781+676781+6716321(Top 56%)5879(Top 47%)5879(Top 477%)
35K21.75 mi0.75 mi18224+1416713+686713+6814235(Top 49%)4784(Top 38%)4784(Top 388%)
23M23.00 mi1.25 mi17968+2566603+1106603+11014041(Top 48%)4737(Top 38%)4737(Top 384%)
24M24.00 mi1.00 mi17785+1836511+926511+9213578(Top 47%)4576(Top 36%)4576(Top 371%)
40K24.85 mi0.85 mi17647+1386444+676444+6714895(Top 51%)5386(Top 43%)5386(Top 437%)
25.2M25.20 mi0.35 mi17592+556423+216423+2115786(Top 54%)5859(Top 47%)5859(Top 475%)
FINISH26.22 mi1.02 mi17567+256437-146437-1416902(Top 58%)6452(Top 51%)6452(Top 523%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 67%
×21
+97ft-345ft

Overall

19565

Females

7350

F50-54

7350

5K→10K

3.1 - 6.2 mi

Top 65%
×5
+79ft-138ft

Overall

19003

Females

7031

F50-54

7031

10K→15K

6.2 - 9.3 mi

Top 67%
×3
+67ft-78ft

Overall

19565

Females

7350

F50-54

7350

15K→20K

9.3 - 12.4 mi

Top 63%
×5
+106ft-86ft

Overall

18401

Females

6741

F50-54

6741

20K→HALF

12.4 - 13.1 mi

Top 65%
×2
+19ft-37ft

Overall

18818

Females

6940

F50-54

6940

HALF→25K

13.1 - 15.5 mi

Top 61%
×4
+66ft-88ft

Overall

17736

Females

6413

F50-54

6413

25K→30K

15.5 - 18.6 mi

Top 60%
×9
+181ft-148ft

Overall

17402

Females

6338

F50-54

6338

30K→20M

18.6 - 20.0 mi

Top 57%
×5
+64ft-50ft

Overall

16672

Females

6023

F50-54

6023

20M→21M

20.0 - 21.0 mi

Top 56%
×8
+106ft-24ft

Overall

16321

Females

5879

F50-54

5879

21M→35K

21.0 - 21.8 mi

Top 49%
×7
+17ft-86ft

Overall

14235

Females

4784

F50-54

4784

35K→23M

21.8 - 23.0 mi

Top 48%
×5
+23ft-63ft

Overall

14041

Females

4737

F50-54

4737

23M→24M

23.0 - 24.0 mi

Top 47%
×6
+12ft-82ft

Overall

13578

Females

4576

F50-54

4576

24M→40K

24.0 - 24.9 mi

Top 51%
×1
+6ft-20ft

Overall

14895

Females

5386

F50-54

5386

40K→25.2M

24.9 - 25.2 mi

Top 54%
×1
+13ft-16ft

Overall

15786

Females

5859

F50-54

5859

25.2M→FINISH

25.2 - 26.2 mi

Top 58%
×2
+22ft-21ft

Overall

16902

Females

6452

F50-54

6452

Passing

Athletes you passed and who passed you throughout the race

Passing Analysis

Category:
Athletes Passed
3080*
Passed By
487
Net Change
+2593
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#20160
5K → 10K661*88+573#20160#19587
10K → 15K185162+23#19587#19564
15K → 20K313*32+281#19564#19283
20K → HALF4613+33#19283#19250
HALF → 25K269*18+251#19250#18999
25K → 30K370*42+328#18999#18671
30K → 20M17416+158#18671#18513
20M → 21M16820+148#18513#18365
21M → 35K1432+141#18365#18224
35K → 23M259*3+256#18224#17968
23M → 24M1885+183#17968#17785
24M → 40K15315+138#17785#17647
40K → 25.2M6611+55#17647#17592
25.2M → FINISH8560+25#17592#17567
TOTALS3080*487+2593

* 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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