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Public Race Data

Boston Athletic Association

Boston Athletic Association

Mika Timing

Mika Timing
BOSTON MARATHON 2026

Randi West

Bib: 21765 •F •Age: N/A

NJ

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 (F50-54)
#0 / 1233
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
25:44
3.11 mi
Rank: #18781
Start → 5K
25:44 | 8:17/mi
10K
51:01
6.21 mi
Rank: #18465 (+316)
5K → 10K
25:17 | 8:09/mi
15K
1:16:38
9.32 mi
Rank: #18533 (-68)
10K → 15K
25:37 | 8:15/mi
20K
1:43:10
12.43 mi
Rank: #18778 (-245)
15K → 20K
26:32 | 8:33/mi
HALF
1:48:46
13.11 mi
Rank: #18757 (+21)
20K → HALF
5:36 | 8:13/mi
25K
2:10:22
15.53 mi
Rank: #19124 (-367)
HALF → 25K
21:36 | 8:55/mi
30K
2:39:58
18.64 mi
Rank: #19682 (-558)
25K → 30K
29:36 | 9:32/mi
20M
2:56:40
20.00 mi
Rank: #20797 (-1115)
30K → 20M
16:42 | 12:18/mi
21M
3:07:26
21.00 mi
Rank: #20923 (-126)
20M → 21M
10:46 | 10:46/mi
35K
3:15:28
21.75 mi
Rank: #21182 (-259)
21M → 35K
8:02 | 10:45/mi
23M
3:33:12
23.00 mi
Rank: #22180 (-998)
35K → 23M
17:44 | 14:11/mi
24M
3:44:19
24.00 mi
Rank: #22393 (-213)
23M → 24M
11:07 | 11:07/mi
40K
3:54:16
24.85 mi
Rank: #22552 (-159)
24M → 40K
9:57 | 11:39/mi
25.2M
3:58:05
25.20 mi
Rank: #22549 (+3)
40K → 25.2M
3:49 | 11:05/mi
FINISH
4:08:02
26.22 mi
Rank: #22577 (-28)
25.2M → FINISH
9:57 | 9:46/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
Time1:48:46
Pace8:18 /mi
2nd Half
Distance13.11 mi
Time2:19:16
Pace10:38 /mi
📊Positive Split: 28.0% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:27:1325:448:1725:44
8:17
-
10K
6.21 mi11:52:3051:018:1325:17
8:09
-0:08
15K
9.32 mi12:18:071:16:388:1425:37
8:15
+0:06
20K
12.43 mi12:44:391:43:108:1926:32
8:33
+0:18
HALF
13.11 mi12:50:151:48:468:185:36
8:13
-0:20
25K
15.53 mi13:11:512:10:228:2421:36
8:55
+0:42
30K
18.64 mi13:41:272:39:588:3529:36
9:32
+0:37
20M
20.00 mi13:58:092:56:408:5116:42
12:18
+2:46
21M
21.00 mi14:08:553:07:268:5610:46
10:46
-1:32
35K
21.75 mi14:16:573:15:289:008:02
10:45
-0:01
23M
23.00 mi14:34:413:33:129:1717:44
14:11
+3:26
24M
24.00 mi14:45:483:44:199:2111:07
11:07
-3:04
40K
24.85 mi14:55:453:54:169:269:57
11:39
+0:32
25.2M
25.20 mi14:59:343:58:059:273:49
11:05
-0:34
FINISH
26.22 mi15:09:314:08:029:299:57
9:46
-1:19

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

8:09 /mi

Average Pace

9:28 /mi

Slowest Pace

14:11 /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

1:48:46

44% of race

Time at Steady Pace

1:01:09

25% of race

Time at Slower Pace

1:18:07

31% of race

Average Pace: 9:28 /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 mi11:27:1325:448:1725:44
8:17
#18781
10K
6.21 mi11:52:3051:018:1325:17
8:09
#18465
15K
9.32 mi12:18:071:16:388:1425:37
8:15
#18533
20K
12.43 mi12:44:391:43:108:1926:32
8:33
#18778
HALF
13.11 mi12:50:151:48:468:185:36
8:13
#18757
25K
15.53 mi13:11:512:10:228:2421:36
8:55
#19124
30K
18.64 mi13:41:272:39:588:3529:36
9:32
#19682
20M
20.00 mi13:58:092:56:408:5116:42
12:18
#20797
21M
21.00 mi14:08:553:07:268:5610:46
10:46
#20923
35K
21.75 mi14:16:573:15:289:008:02
10:45
#21182
23M
23.00 mi14:34:413:33:129:1717:44
14:11
#22180
24M
24.00 mi14:45:483:44:199:2111:07
11:07
#22393
40K
24.85 mi14:55:453:54:169:269:57
11:39
#22552
25.2M
25.20 mi14:59:343:58:059:273:49
11:05
#22549
FINISH
26.22 mi15:09:314:08:029:299:57
9:46
#22577
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 mi187816965696518666(Top 64%)6854(Top 54%)6854(Top 556%)
10K6.21 mi3.10 mi18465+3166755+2106755+21018213(Top 63%)6594(Top 52%)6594(Top 535%)
15K9.32 mi3.11 mi18533-686776-216776-2118666(Top 64%)6854(Top 54%)6854(Top 556%)
20K12.43 mi3.11 mi18778-2456934-1586934-15819557(Top 67%)7396(Top 59%)7396(Top 600%)
HALF13.11 mi0.68 mi18757+216923+116923+1118573(Top 64%)6822(Top 54%)6822(Top 553%)
25K15.53 mi2.42 mi19124-3677147-2247147-22420756(Top 72%)8046(Top 64%)8046(Top 653%)
30K18.64 mi3.11 mi19682-5587484-3377484-33721742(Top 75%)8644(Top 69%)8644(Top 701%)
20M20.00 mi1.36 mi20797-11158086-6028086-60226744(Top 92%)11373(Top 90%)11373(Top 922%)
21M21.00 mi1.00 mi20923-1268161-758161-7522583(Top 78%)9188(Top 73%)9188(Top 745%)
35K21.75 mi0.75 mi21182-2598292-1318292-13124768(Top 85%)10392(Top 83%)10392(Top 843%)
23M23.00 mi1.25 mi22180-9988835-5438835-54328263(Top 97%)12228(Top 97%)12228(Top 992%)
24M24.00 mi1.00 mi22393-2138957-1228957-12225335(Top 87%)10766(Top 86%)10766(Top 873%)
40K24.85 mi0.85 mi22552-1599069-1129069-11225324(Top 87%)10803(Top 86%)10803(Top 876%)
25.2M25.20 mi0.35 mi22549+39071-29071-222561(Top 78%)9368(Top 74%)9368(Top 760%)
FINISH26.22 mi1.02 mi22577-289094-239094-2323204(Top 80%)9709(Top 77%)9709(Top 787%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 64%
×21
+97ft-345ft

Overall

18666

Females

6854

F50-54

6854

5K→10K

3.1 - 6.2 mi

Top 63%
×5
+79ft-138ft

Overall

18213

Females

6594

F50-54

6594

10K→15K

6.2 - 9.3 mi

Top 64%
×3
+67ft-78ft

Overall

18666

Females

6854

F50-54

6854

15K→20K

9.3 - 12.4 mi

Top 67%
×5
+106ft-86ft

Overall

19557

Females

7396

F50-54

7396

20K→HALF

12.4 - 13.1 mi

Top 64%
×2
+19ft-37ft

Overall

18573

Females

6822

F50-54

6822

HALF→25K

13.1 - 15.5 mi

Top 72%
×4
+66ft-88ft

Overall

20756

Females

8046

F50-54

8046

25K→30K

15.5 - 18.6 mi

Top 75%
×9
+181ft-148ft

Overall

21742

Females

8644

F50-54

8644

30K→20M

18.6 - 20.0 mi

Top 92%
×5
+64ft-50ft

Overall

26744

Females

11373

F50-54

11373

20M→21M

20.0 - 21.0 mi

Top 78%
×8
+106ft-24ft

Overall

22583

Females

9188

F50-54

9188

21M→35K

21.0 - 21.8 mi

Top 85%
×7
+17ft-86ft

Overall

24768

Females

10392

F50-54

10392

35K→23M

21.8 - 23.0 mi

Top 97%
×5
+23ft-63ft

Overall

28263

Females

12228

F50-54

12228

23M→24M

23.0 - 24.0 mi

Top 87%
×6
+12ft-82ft

Overall

25335

Females

10766

F50-54

10766

24M→40K

24.0 - 24.9 mi

Top 87%
×1
+6ft-20ft

Overall

25324

Females

10803

F50-54

10803

40K→25.2M

24.9 - 25.2 mi

Top 78%
×1
+13ft-16ft

Overall

22561

Females

9368

F50-54

9368

25.2M→FINISH

25.2 - 26.2 mi

Top 80%
×2
+22ft-21ft

Overall

23204

Females

9709

F50-54

9709

Passing

Athletes you passed and who passed you throughout the race

Passing Analysis

Category:
Athletes Passed
1007*
Passed By
2190
Net Change
-3796
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#18781
5K → 10K466*150+316#18781#18465
10K → 15K146200-68#18465#18533
15K → 20K92200-245#18533#18778
20K → HALF3918+21#18778#18757
HALF → 25K50200-367#18757#19124
25K → 30K66200-558#19124#19682
30K → 20M6200-1115#19682#20797
20M → 21M37163-126#20797#20923
21M → 35K16200-259#20923#21182
35K → 23M2200-998#21182#22180
23M → 24M12200-213#22180#22393
24M → 40K20179-159#22393#22552
40K → 25.2M2724+3#22552#22549
25.2M → FINISH2856-28#22549#22577
TOTALS1007*2190-3796

* 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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