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Public Race Data

Boston Athletic Association

Boston Athletic Association

Mika Timing

Mika Timing
BOSTON MARATHON 2026

Sandra Deeds

Bib: 21205 •F •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 (F50-54)
#0 / 1233
Race Day Weather
51°/41°F
overcast clouds
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  • Qualification readiness
  • Segment-by-segment breakdown
  • Personalized race insights
  • Downloadable athlete report
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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
25:04
3.11 mi
Rank: #17419
Start → 5K
25:04 | 8:05/mi
10K
50:56
6.21 mi
Rank: #18395 (-976)
5K → 10K
25:52 | 8:20/mi
15K
1:18:26
9.32 mi
Rank: #19656 (-1261)
10K → 15K
27:30 | 8:52/mi
20K
1:46:22
12.43 mi
Rank: #20234 (-578)
15K → 20K
27:56 | 9:00/mi
HALF
1:52:20
13.11 mi
Rank: #20321 (-87)
20K → HALF
5:58 | 8:46/mi
25K
2:14:10
15.53 mi
Rank: #20495 (-174)
HALF → 25K
21:50 | 9:01/mi
30K
2:43:06
18.64 mi
Rank: #20598 (-103)
25K → 30K
28:56 | 9:19/mi
20M
2:55:48
20.00 mi
Rank: #20593 (+5)
30K → 20M
12:42 | 9:21/mi
21M
3:05:59
21.00 mi
Rank: #20608 (-15)
20M → 21M
10:11 | 10:11/mi
35K
3:12:30
21.75 mi
Rank: #20536 (+72)
21M → 35K
6:31 | 8:43/mi
23M
3:24:03
23.00 mi
Rank: #20474 (+62)
35K → 23M
11:33 | 9:14/mi
24M
3:33:04
24.00 mi
Rank: #20432 (+42)
23M → 24M
9:01 | 9:01/mi
40K
3:40:48
24.85 mi
Rank: #20361 (+71)
24M → 40K
7:44 | 9:03/mi
25.2M
3:44:18
25.20 mi
Rank: #20356 (+5)
40K → 25.2M
3:30 | 10:09/mi
FINISH
3:53:04
26.22 mi
Rank: #20286 (+70)
25.2M → FINISH
8:46 | 8:37/mi

Splits & Pacing

Detailed breakdown of your race performance at each timing point

Half Splits

1st HalfFaster
via HALF
Distance13.11 mi
Time1:52:20
Pace8:35 /mi
2nd Half
Distance13.11 mi
Time2:00:44
Pace9:13 /mi
📊Positive Split: 7.5% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:11:4725:048:0525:04
8:05
-
10K
6.21 mi11:37:3950:568:1225:52
8:20
+0:15
15K
9.32 mi12:05:091:18:268:2527:30
8:52
+0:32
20K
12.43 mi12:33:051:46:228:3427:56
9:00
+0:08
HALF
13.11 mi12:39:031:52:208:355:58
8:46
-0:14
25K
15.53 mi13:00:532:14:108:3921:50
9:01
+0:15
30K
18.64 mi13:29:492:43:068:4528:56
9:19
+0:18
20M
20.00 mi13:42:312:55:488:4812:42
9:21
+0:02
21M
21.00 mi13:52:423:05:598:5210:11
10:11
+0:50
35K
21.75 mi13:59:133:12:308:526:31
8:43
-1:28
23M
23.00 mi14:10:463:24:038:5311:33
9:14
+0:31
24M
24.00 mi14:19:473:33:048:539:01
9:01
-0:13
40K
24.85 mi14:27:313:40:488:547:44
9:03
+0:02
25.2M
25.20 mi14:31:013:44:188:553:30
10:09
+1:06
FINISH
26.22 mi14:39:473:53:048:548:46
8:37
-1:32

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

8:05 /mi

Average Pace

8:54 /mi

Slowest Pace

10:11 /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

1:06:13

28% of race

Time at Steady Pace

1:51:32

48% of race

Time at Slower Pace

55:19

24% of race

Average Pace: 8:53 /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 mi11:11:4725:048:0525:04
8:05
#17419
10K
6.21 mi11:37:3950:568:1225:52
8:20
#18395
15K
9.32 mi12:05:091:18:268:2527:30
8:52
#19656
20K
12.43 mi12:33:051:46:228:3427:56
9:00
#20234
HALF
13.11 mi12:39:031:52:208:355:58
8:46
#20321
25K
15.53 mi13:00:532:14:108:3921:50
9:01
#20495
30K
18.64 mi13:29:492:43:068:4528:56
9:19
#20598
20M
20.00 mi13:42:312:55:488:4812:42
9:21
#20593
21M
21.00 mi13:52:423:05:598:5210:11
10:11
#20608
35K
21.75 mi13:59:133:12:308:526:31
8:43
#20536
23M
23.00 mi14:10:463:24:038:5311:33
9:14
#20474
24M
24.00 mi14:19:473:33:048:539:01
9:01
#20432
40K
24.85 mi14:27:313:40:488:547:44
9:03
#20361
25.2M
25.20 mi14:31:013:44:188:553:30
10:09
#20356
FINISH
26.22 mi14:39:473:53:048:548:46
8:37
#20286
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 mi174196168616821989(Top 76%)8637(Top 69%)8637(Top 700%)
10K6.21 mi3.10 mi18395-9766721-5536721-55319360(Top 67%)7228(Top 57%)7228(Top 586%)
15K9.32 mi3.11 mi19656-12617428-7077428-70721989(Top 76%)8637(Top 69%)8637(Top 700%)
20K12.43 mi3.11 mi20234-5787753-3257753-32521874(Top 75%)8593(Top 68%)8593(Top 697%)
HALF13.11 mi0.68 mi20321-877796-437796-4321601(Top 74%)8426(Top 67%)8426(Top 683%)
25K15.53 mi2.42 mi20495-1747898-1027898-10221198(Top 73%)8265(Top 66%)8265(Top 670%)
30K18.64 mi3.11 mi20598-1037978-807978-8020984(Top 72%)8246(Top 66%)8246(Top 669%)
20M20.00 mi1.36 mi20593+57981-37981-320473(Top 71%)8061(Top 64%)8061(Top 654%)
21M21.00 mi1.00 mi20608-157986-57986-521020(Top 72%)8390(Top 67%)8390(Top 680%)
35K21.75 mi0.75 mi20536+727972+147972+1418718(Top 64%)7276(Top 58%)7276(Top 590%)
23M23.00 mi1.25 mi20474+627949+237949+2319568(Top 67%)7770(Top 62%)7770(Top 630%)
24M24.00 mi1.00 mi20432+427945+47945+419557(Top 67%)7824(Top 62%)7824(Top 635%)
40K24.85 mi0.85 mi20361+717923+227923+2218645(Top 64%)7396(Top 59%)7396(Top 600%)
25.2M25.20 mi0.35 mi20356+57928-57928-519977(Top 69%)8059(Top 64%)8059(Top 654%)
FINISH26.22 mi1.02 mi20286+707906+227906+2218707(Top 64%)7413(Top 59%)7413(Top 601%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 76%
×21
+97ft-345ft

Overall

21989

Females

8637

F50-54

8637

5K→10K

3.1 - 6.2 mi

Top 67%
×5
+79ft-138ft

Overall

19360

Females

7228

F50-54

7228

10K→15K

6.2 - 9.3 mi

Top 76%
×3
+67ft-78ft

Overall

21989

Females

8637

F50-54

8637

15K→20K

9.3 - 12.4 mi

Top 75%
×5
+106ft-86ft

Overall

21874

Females

8593

F50-54

8593

20K→HALF

12.4 - 13.1 mi

Top 74%
×2
+19ft-37ft

Overall

21601

Females

8426

F50-54

8426

HALF→25K

13.1 - 15.5 mi

Top 73%
×4
+66ft-88ft

Overall

21198

Females

8265

F50-54

8265

25K→30K

15.5 - 18.6 mi

Top 72%
×9
+181ft-148ft

Overall

20984

Females

8246

F50-54

8246

30K→20M

18.6 - 20.0 mi

Top 71%
×5
+64ft-50ft

Overall

20473

Females

8061

F50-54

8061

20M→21M

20.0 - 21.0 mi

Top 72%
×8
+106ft-24ft

Overall

21020

Females

8390

F50-54

8390

21M→35K

21.0 - 21.8 mi

Top 64%
×7
+17ft-86ft

Overall

18718

Females

7276

F50-54

7276

35K→23M

21.8 - 23.0 mi

Top 67%
×5
+23ft-63ft

Overall

19568

Females

7770

F50-54

7770

23M→24M

23.0 - 24.0 mi

Top 67%
×6
+12ft-82ft

Overall

19557

Females

7824

F50-54

7824

24M→40K

24.0 - 24.9 mi

Top 64%
×1
+6ft-20ft

Overall

18645

Females

7396

F50-54

7396

40K→25.2M

24.9 - 25.2 mi

Top 69%
×1
+13ft-16ft

Overall

19977

Females

8059

F50-54

8059

25.2M→FINISH

25.2 - 26.2 mi

Top 64%
×2
+22ft-21ft

Overall

18707

Females

7413

F50-54

7413

Passing

Athletes you passed and who passed you throughout the race

Passing Analysis

Category:
Athletes Passed
971
Passed By
1420
Net Change
-2867
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#17419
5K → 10K45200-976#17419#18395
10K → 15K9200-1261#18395#19656
15K → 20K48200-578#19656#20234
20K → HALF17104-87#20234#20321
HALF → 25K84200-174#20321#20495
25K → 30K140200-103#20495#20598
30K → 20M8883+5#20598#20593
20M → 21M7287-15#20593#20608
21M → 35K8210+72#20608#20536
35K → 23M9937+62#20536#20474
23M → 24M7937+42#20474#20432
24M → 40K8817+71#20432#20361
40K → 25.2M2419+5#20361#20356
25.2M → FINISH9626+70#20356#20286
TOTALS9711420-2867
📊

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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Export & Support

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