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Public Race Data

Boston Athletic Association

Boston Athletic Association

Mika Timing

Mika Timing
BOSTON MARATHON 2026

Kelly Kelso

Bib: 18637 β€’F β€’Age: N/A

TX

Boston Marathon logo
0:00
0:00
/ mi
Masters
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Overall
#0 / 29021
Top 47%
Gender (Female)
#0 / 12578
Top 33%
Masters (Masters Women)
#0 / 6862
Top 17%
Age Group (F40-44)
#0 / 1737
Top 37%
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
23:03
3.11 mi
Rank: #12130
Start β†’ 5K
23:03 | 7:26/mi
10K
46:13
6.21 mi
Rank: #12306 (-176)
5K β†’ 10K
23:10 | 7:28/mi
15K
1:09:25
9.32 mi
Rank: #12365 (-59)
10K β†’ 15K
23:12 | 7:29/mi
20K
1:33:23
12.43 mi
Rank: #12722 (-357)
15K β†’ 20K
23:58 | 7:43/mi
HALF
1:38:34
13.11 mi
Rank: #12794 (-72)
20K β†’ HALF
5:11 | 7:37/mi
25K
1:57:25
15.53 mi
Rank: #12919 (-125)
HALF β†’ 25K
18:51 | 7:47/mi
30K
2:22:34
18.64 mi
Rank: #13110 (-191)
25K β†’ 30K
25:09 | 8:06/mi
20M
2:33:54
20.00 mi
Rank: #13246 (-136)
30K β†’ 20M
11:20 | 8:21/mi
21M
2:42:53
21.00 mi
Rank: #13397 (-151)
20M β†’ 21M
8:59 | 8:59/mi
35K
2:48:48
21.75 mi
Rank: #13389 (+8)
21M β†’ 35K
5:55 | 7:55/mi
23M
2:59:07
23.00 mi
Rank: #13403 (-14)
35K β†’ 23M
10:19 | 8:15/mi
24M
3:07:07
24.00 mi
Rank: #13414 (-11)
23M β†’ 24M
8:00 | 8:00/mi
40K
3:14:11
24.85 mi
Rank: #13445 (-31)
24M β†’ 40K
7:04 | 8:16/mi
25.2M
3:17:26
25.20 mi
Rank: #13511 (-66)
40K β†’ 25.2M
3:15 | 9:26/mi
FINISH
3:25:42
26.22 mi
Rank: #13613 (-102)
25.2M β†’ FINISH
8:16 | 8:07/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
Time1:38:34
Pace7:32 /mi
2nd Half
Distance13.11 mi
Time1:47:08
Pace8:11 /mi
πŸ“ŠPositive Split: 8.7% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:06:0023:037:2623:03
7:26
-
10K
6.21 mi11:29:1046:137:2723:10
7:28
+0:02
15K
9.32 mi11:52:221:09:257:2723:12
7:29
+0:01
20K
12.43 mi12:16:201:33:237:3123:58
7:43
+0:14
HALF
13.11 mi12:21:311:38:347:325:11
7:37
-0:06
25K
15.53 mi12:40:221:57:257:3418:51
7:47
+0:10
30K
18.64 mi13:05:312:22:347:3925:09
8:06
+0:19
20M
20.00 mi13:16:512:33:547:4211:20
8:21
+0:15
21M
21.00 mi13:25:502:42:537:468:59
8:59
+0:38
35K
21.75 mi13:31:452:48:487:465:55
7:55
-1:04
23M
23.00 mi13:42:042:59:077:4810:19
8:15
+0:20
24M
24.00 mi13:50:043:07:077:488:00
8:00
-0:15
40K
24.85 mi13:57:083:14:117:497:04
8:16
+0:16
25.2M
25.20 mi14:00:233:17:267:513:15
9:26
+1:10
FINISH
26.22 mi14:08:393:25:427:528:16
8:07
-1:19

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

7:26 /mi

Average Pace

7:51 /mi

Slowest Pace

9:26 /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

1:38:34

48% of race

Time at Steady Pace

1:23:34

41% of race

Time at Slower Pace

23:34

11% of race

Average Pace: 7:51 /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 mi11:06:0023:037:2623:03
7:26
#12130
10K
6.21 mi11:29:1046:137:2723:10
7:28
#12306
15K
9.32 mi11:52:221:09:257:2723:12
7:29
#12365
20K
12.43 mi12:16:201:33:237:3123:58
7:43
#12722
HALF
13.11 mi12:21:311:38:347:325:11
7:37
#12794
25K
15.53 mi12:40:221:57:257:3418:51
7:47
#12919
30K
18.64 mi13:05:312:22:347:3925:09
8:06
#13110
20M
20.00 mi13:16:512:33:547:4211:20
8:21
#13246
21M
21.00 mi13:25:502:42:537:468:59
8:59
#13397
35K
21.75 mi13:31:452:48:487:465:55
7:55
#13389
23M
23.00 mi13:42:042:59:077:4810:19
8:15
#13403
24M
24.00 mi13:50:043:07:077:488:00
8:00
#13414
40K
24.85 mi13:57:083:14:117:497:04
8:16
#13445
25.2M
25.20 mi14:00:233:17:267:513:15
9:26
#13511
FINISH
26.22 mi14:08:393:25:427:528:16
8:07
#13613
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 mi121302993299312558(Top 43%)3325(Top 26%)3325(Top 191%)
10K6.21 mi3.10 mi12306-1763116-1233116-12312569(Top 43%)3293(Top 26%)3293(Top 190%)
15K9.32 mi3.11 mi12365-593163-473163-4712558(Top 43%)3325(Top 26%)3325(Top 191%)
20K12.43 mi3.11 mi12722-3573403-2403403-24013855(Top 48%)4134(Top 33%)4134(Top 238%)
HALF13.11 mi0.68 mi12794-723448-453448-4513972(Top 48%)4134(Top 33%)4134(Top 238%)
25K15.53 mi2.42 mi12919-1253552-1043552-10413633(Top 47%)4085(Top 32%)4085(Top 235%)
30K18.64 mi3.11 mi13110-1913711-1593711-15914180(Top 49%)4496(Top 36%)4496(Top 259%)
20M20.00 mi1.36 mi13246-1363811-1003811-10015200(Top 52%)5174(Top 41%)5174(Top 298%)
21M21.00 mi1.00 mi13397-1513918-1073918-10716041(Top 55%)5706(Top 45%)5706(Top 328%)
35K21.75 mi0.75 mi13389+83927-93927-913860(Top 48%)4557(Top 36%)4557(Top 262%)
23M23.00 mi1.25 mi13403-143963-363963-3614089(Top 49%)4747(Top 38%)4747(Top 273%)
24M24.00 mi1.00 mi13414-113996-333996-3313796(Top 48%)4672(Top 37%)4672(Top 269%)
40K24.85 mi0.85 mi13445-314035-394035-3914234(Top 49%)5005(Top 40%)5005(Top 288%)
25.2M25.20 mi0.35 mi13511-664078-434078-4316953(Top 58%)6459(Top 51%)6459(Top 372%)
FINISH26.22 mi1.02 mi13613-1024160-824160-8215889(Top 55%)5884(Top 47%)5884(Top 339%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 43%
Γ—21
+97ft-345ft

Overall

12558

Females

3325

F40-44

3325

5K→10K

3.1 - 6.2 mi

Top 43%
Γ—5
+79ft-138ft

Overall

12569

Females

3293

F40-44

3293

10K→15K

6.2 - 9.3 mi

Top 43%
Γ—3
+67ft-78ft

Overall

12558

Females

3325

F40-44

3325

15K→20K

9.3 - 12.4 mi

Top 48%
Γ—5
+106ft-86ft

Overall

13855

Females

4134

F40-44

4134

20K→HALF

12.4 - 13.1 mi

Top 48%
Γ—2
+19ft-37ft

Overall

13972

Females

4134

F40-44

4134

HALF→25K

13.1 - 15.5 mi

Top 47%
Γ—4
+66ft-88ft

Overall

13633

Females

4085

F40-44

4085

25K→30K

15.5 - 18.6 mi

Top 49%
Γ—9
+181ft-148ft

Overall

14180

Females

4496

F40-44

4496

30K→20M

18.6 - 20.0 mi

Top 52%
Γ—5
+64ft-50ft

Overall

15200

Females

5174

F40-44

5174

20M→21M

20.0 - 21.0 mi

Top 55%
Γ—8
+106ft-24ft

Overall

16041

Females

5706

F40-44

5706

21M→35K

21.0 - 21.8 mi

Top 48%
Γ—7
+17ft-86ft

Overall

13860

Females

4557

F40-44

4557

35K→23M

21.8 - 23.0 mi

Top 49%
Γ—5
+23ft-63ft

Overall

14089

Females

4747

F40-44

4747

23M→24M

23.0 - 24.0 mi

Top 48%
Γ—6
+12ft-82ft

Overall

13796

Females

4672

F40-44

4672

24M→40K

24.0 - 24.9 mi

Top 49%
Γ—1
+6ft-20ft

Overall

14234

Females

5005

F40-44

5005

40K→25.2M

24.9 - 25.2 mi

Top 58%
Γ—1
+13ft-16ft

Overall

16953

Females

6459

F40-44

6459

25.2M→FINISH

25.2 - 26.2 mi

Top 55%
Γ—2
+22ft-21ft

Overall

15889

Females

5884

F40-44

5884

Passing

Athletes you passed and who passed you throughout the race

Passing Analysis

Category:
Athletes Passed
1100
Passed By
2030
Net Change
-1483
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start β†’ 5K----#12130
5K β†’ 10K189200-176#12130#12306
10K β†’ 15K167200-59#12306#12365
15K β†’ 20K66200-357#12365#12722
20K β†’ HALF1385-72#12722#12794
HALF β†’ 25K89200-125#12794#12919
25K β†’ 30K129200-191#12919#13110
30K β†’ 20M69200-136#13110#13246
20M β†’ 21M42193-151#13246#13397
21M β†’ 35K6153+8#13397#13389
35K β†’ 23M92106-14#13389#13403
23M β†’ 24M6980-11#13403#13414
24M β†’ 40K5586-31#13414#13445
40K β†’ 25.2M1783-66#13445#13511
25.2M β†’ FINISH42144-102#13511#13613
TOTALS11002030-1483
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

Activity Data

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