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Public Race Data

Boston Athletic Association

Boston Athletic Association

Mika Timing

Mika Timing
BOSTON MARATHON 2026

Martha Nelson

Bib: 6868 •F •Age: N/A

DC

Boston Marathon logo
0:00
0:00
/ mi
Masters
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Overall
#0 / 29021
Top 22%
Gender (Female)
#0 / 12578
Top 6%
Masters (Masters Women)
#0 / 6862
Top 1%
Age Group (F40-44)
#0 / 1737
Top 4%
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
21:33
3.11 mi
Rank: #8056
Start → 5K
21:33 | 6:57/mi
10K
42:34
6.21 mi
Rank: #7379 (+677)
5K → 10K
21:01 | 6:46/mi
15K
1:03:16
9.32 mi
Rank: #6722 (+657)
10K → 15K
20:42 | 6:40/mi
20K
1:24:19
12.43 mi
Rank: #6477 (+245)
15K → 20K
21:03 | 6:47/mi
HALF
1:28:53
13.11 mi
Rank: #6467 (+10)
20K → HALF
4:34 | 6:42/mi
25K
1:45:14
15.53 mi
Rank: #6235 (+232)
HALF → 25K
16:21 | 6:45/mi
30K
2:07:01
18.64 mi
Rank: #6162 (+73)
25K → 30K
21:47 | 7:01/mi
20M
2:16:39
20.00 mi
Rank: #6156 (+6)
30K → 20M
9:38 | 7:06/mi
21M
2:24:17
21.00 mi
Rank: #6241 (-85)
20M → 21M
7:38 | 7:38/mi
35K
2:29:32
21.75 mi
Rank: #6266 (-25)
21M → 35K
5:15 | 7:02/mi
23M
2:38:44
23.00 mi
Rank: #6343 (-77)
35K → 23M
9:12 | 7:22/mi
24M
2:45:54
24.00 mi
Rank: #6373 (-30)
23M → 24M
7:10 | 7:10/mi
40K
2:52:11
24.85 mi
Rank: #6384 (-11)
24M → 40K
6:17 | 7:21/mi
25.2M
2:55:00
25.20 mi
Rank: #6403 (-19)
40K → 25.2M
2:49 | 8:11/mi
FINISH
3:02:38
26.22 mi
Rank: #6502 (-99)
25.2M → FINISH
7:38 | 7:30/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
Time1:28:53
Pace6:47 /mi
2nd Half
Distance13.11 mi
Time1:33:45
Pace7:10 /mi
📊Positive Split: 5.5% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:27:3821:336:5721:33
6:57
-
10K
6.21 mi10:48:3942:346:5221:01
6:46
-0:11
15K
9.32 mi11:09:211:03:166:4820:42
6:40
-0:06
20K
12.43 mi11:30:241:24:196:4821:03
6:47
+0:07
HALF
13.11 mi11:34:581:28:536:474:34
6:42
-0:05
25K
15.53 mi11:51:191:45:146:4716:21
6:45
+0:03
30K
18.64 mi12:13:062:07:016:4921:47
7:01
+0:16
20M
20.00 mi12:22:442:16:396:509:38
7:06
+0:05
21M
21.00 mi12:30:222:24:176:537:38
7:38
+0:32
35K
21.75 mi12:35:372:29:326:535:15
7:02
-0:36
23M
23.00 mi12:44:492:38:446:559:12
7:22
+0:20
24M
24.00 mi12:51:592:45:546:557:10
7:10
-0:12
40K
24.85 mi12:58:162:52:116:566:17
7:21
+0:11
25.2M
25.20 mi13:01:052:55:006:572:49
8:11
+0:50
FINISH
26.22 mi13:08:433:02:386:597:38
7:30
-0:41

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

6:40 /mi

Average Pace

6:58 /mi

Slowest Pace

8:11 /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

1:23:41

46% of race

Time at Steady Pace

1:05:23

36% of race

Time at Slower Pace

33:34

18% of race

Average Pace: 6:58 /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 mi10:27:3821:336:5721:33
6:57
#8056
10K
6.21 mi10:48:3942:346:5221:01
6:46
#7379
15K
9.32 mi11:09:211:03:166:4820:42
6:40
#6722
20K
12.43 mi11:30:241:24:196:4821:03
6:47
#6477
HALF
13.11 mi11:34:581:28:536:474:34
6:42
#6467
25K
15.53 mi11:51:191:45:146:4716:21
6:45
#6235
30K
18.64 mi12:13:062:07:016:4921:47
7:01
#6162
20M
20.00 mi12:22:442:16:396:509:38
7:06
#6156
21M
21.00 mi12:30:222:24:176:537:38
7:38
#6241
35K
21.75 mi12:35:372:29:326:535:15
7:02
#6266
23M
23.00 mi12:44:492:38:446:559:12
7:22
#6343
24M
24.00 mi12:51:592:45:546:557:10
7:10
#6373
40K
24.85 mi12:58:162:52:116:566:17
7:21
#6384
25.2M
25.20 mi13:01:052:55:006:572:49
8:11
#6403
FINISH
26.22 mi13:08:433:02:386:597:38
7:30
#6502
Faster pace
Steady pace
Slower pace

Rankings

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

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF40-44Seg. OverallSeg. FemalesSeg. F40-44
5K3.11 mi3.11 mi8056109810985505(Top 19%)428(Top 3%)428(Top 25%)
10K6.21 mi3.10 mi7379+677891+207891+2076634(Top 23%)690(Top 5%)690(Top 40%)
15K9.32 mi3.11 mi6722+657709+182709+1825505(Top 19%)428(Top 3%)428(Top 25%)
20K12.43 mi3.11 mi6477+245643+66643+665968(Top 21%)578(Top 5%)578(Top 33%)
HALF13.11 mi0.68 mi6467+10640+3640+36260(Top 22%)633(Top 5%)633(Top 36%)
25K15.53 mi2.42 mi6235+232605+35605+355293(Top 18%)463(Top 4%)463(Top 27%)
30K18.64 mi3.11 mi6162+73620-15620-156001(Top 21%)689(Top 5%)689(Top 40%)
20M20.00 mi1.36 mi6156+6630-10630-106211(Top 21%)809(Top 6%)809(Top 47%)
21M21.00 mi1.00 mi6241-85656-26656-267404(Top 26%)1354(Top 11%)1354(Top 78%)
35K21.75 mi0.75 mi6266-25675-19675-197271(Top 25%)1251(Top 10%)1251(Top 72%)
23M23.00 mi1.25 mi6343-77691-16691-167829(Top 27%)1556(Top 12%)1556(Top 90%)
24M24.00 mi1.00 mi6373-30710-19710-197650(Top 26%)1559(Top 12%)1559(Top 90%)
40K24.85 mi0.85 mi6384-11726-16726-167813(Top 27%)1704(Top 14%)1704(Top 98%)
25.2M25.20 mi0.35 mi6403-19738-12738-129397(Top 32%)2514(Top 20%)2514(Top 145%)
FINISH26.22 mi1.02 mi6502-99784-46784-4611339(Top 39%)3506(Top 28%)3506(Top 202%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 19%
×21
+97ft-345ft

Overall

5505

Females

428

F40-44

428

5K→10K

3.1 - 6.2 mi

Top 23%
×5
+79ft-138ft

Overall

6634

Females

690

F40-44

690

10K→15K

6.2 - 9.3 mi

Top 19%
×3
+67ft-78ft

Overall

5505

Females

428

F40-44

428

15K→20K

9.3 - 12.4 mi

Top 21%
×5
+106ft-86ft

Overall

5968

Females

578

F40-44

578

20K→HALF

12.4 - 13.1 mi

Top 22%
×2
+19ft-37ft

Overall

6260

Females

633

F40-44

633

HALF→25K

13.1 - 15.5 mi

Top 18%
×4
+66ft-88ft

Overall

5293

Females

463

F40-44

463

25K→30K

15.5 - 18.6 mi

Top 21%
×9
+181ft-148ft

Overall

6001

Females

689

F40-44

689

30K→20M

18.6 - 20.0 mi

Top 21%
×5
+64ft-50ft

Overall

6211

Females

809

F40-44

809

20M→21M

20.0 - 21.0 mi

Top 26%
×8
+106ft-24ft

Overall

7404

Females

1354

F40-44

1354

21M→35K

21.0 - 21.8 mi

Top 25%
×7
+17ft-86ft

Overall

7271

Females

1251

F40-44

1251

35K→23M

21.8 - 23.0 mi

Top 27%
×5
+23ft-63ft

Overall

7829

Females

1556

F40-44

1556

23M→24M

23.0 - 24.0 mi

Top 26%
×6
+12ft-82ft

Overall

7650

Females

1559

F40-44

1559

24M→40K

24.0 - 24.9 mi

Top 27%
×1
+6ft-20ft

Overall

7813

Females

1704

F40-44

1704

40K→25.2M

24.9 - 25.2 mi

Top 32%
×1
+13ft-16ft

Overall

9397

Females

2514

F40-44

2514

25.2M→FINISH

25.2 - 26.2 mi

Top 39%
×2
+22ft-21ft

Overall

11339

Females

3506

F40-44

3506

Passing

Athletes you passed and who passed you throughout the race

Passing Analysis

Category:
Athletes Passed
2432*
Passed By
878
Net Change
+1554
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#8056
5K → 10K704*27+677#8056#7379
10K → 15K662*5+657#7379#6722
15K → 20K272*27+245#6722#6477
20K → HALF2818+10#6477#6467
HALF → 25K247*15+232#6467#6235
25K → 30K178105+73#6235#6162
30K → 20M7872+6#6162#6156
20M → 21M43128-85#6156#6241
21M → 35K3863-25#6241#6266
35K → 23M49126-77#6266#6343
23M → 24M4474-30#6343#6373
24M → 40K5162-11#6373#6384
40K → 25.2M1332-19#6384#6403
25.2M → FINISH25124-99#6403#6502
TOTALS2432*878+1554

* 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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