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Public Race Data

Enhanced athlete results built from publicly available data.

Race managed by

Boston Athletic Association

Race timed by

Mika Timing

BOSTON MARATHON 2026

Jaime Kielec

Bib: 27503 •F •Age: N/A

0:00

0:00

/ mi

Masters

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Overall

#0 / 29021

Gender (Female)

#0 / 12578

Masters (Masters Women)

#0 / 6862

Age Group (F45-49)

#0 / 1786

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

Start

0:00:00

Race begins

37:03

3.11 mi

Rank: #28775

Start → 5K

37:03 | 11:56/mi

37:03

3.11 mi

Rank: #28775

Start → 5K

37:03 | 11:56/mi

10K

1:14:21

6.21 mi

Rank: #28703 (+72)

5K → 10K

37:18 | 12:01/mi

10K

1:14:21

6.21 mi

Rank: #28703 (+72)

5K → 10K

37:18 | 12:01/mi

15K

1:53:55

9.32 mi

Rank: #28746 (-43)

10K → 15K

39:34 | 12:45/mi

15K

1:53:55

9.32 mi

Rank: #28746 (-43)

10K → 15K

39:34 | 12:45/mi

20K

2:32:37

12.43 mi

Rank: #28670 (+76)

15K → 20K

38:42 | 12:28/mi

20K

2:32:37

12.43 mi

Rank: #28670 (+76)

15K → 20K

38:42 | 12:28/mi

HALF

2:41:13

13.11 mi

Rank: #28671 (-1)

20K → HALF

8:36 | 12:37/mi

HALF

2:41:13

13.11 mi

Rank: #28671 (-1)

20K → HALF

8:36 | 12:37/mi

25K

3:12:59

15.53 mi

Rank: #28608 (+63)

HALF → 25K

31:46 | 13:06/mi

25K

3:12:59

15.53 mi

Rank: #28608 (+63)

HALF → 25K

31:46 | 13:06/mi

30K

3:56:00

18.64 mi

Rank: #28582 (+26)

25K → 30K

43:01 | 13:51/mi

30K

3:56:00

18.64 mi

Rank: #28582 (+26)

25K → 30K

43:01 | 13:51/mi

20M

4:15:08

20.00 mi

Rank: #28563 (+19)

30K → 20M

19:08 | 14:06/mi

20M

4:15:08

20.00 mi

Rank: #28563 (+19)

30K → 20M

19:08 | 14:06/mi

21M

4:30:34

21.00 mi

Rank: #28566 (-3)

20M → 21M

15:26 | 15:26/mi

21M

4:30:34

21.00 mi

Rank: #28566 (-3)

20M → 21M

15:26 | 15:26/mi

35K

4:41:52

21.75 mi

Rank: #28589 (-23)

21M → 35K

11:18 | 15:07/mi

35K

4:41:52

21.75 mi

Rank: #28589 (-23)

21M → 35K

11:18 | 15:07/mi

23M

4:59:49

23.00 mi

Rank: #28589

35K → 23M

17:57 | 14:21/mi

23M

4:59:49

23.00 mi

Rank: #28589

35K → 23M

17:57 | 14:21/mi

24M

5:14:08

24.00 mi

Rank: #28601 (-12)

23M → 24M

14:19 | 14:19/mi

24M

5:14:08

24.00 mi

Rank: #28601 (-12)

23M → 24M

14:19 | 14:19/mi

40K

5:26:43

24.85 mi

Rank: #28606 (-5)

24M → 40K

12:35 | 14:44/mi

40K

5:26:43

24.85 mi

Rank: #28606 (-5)

24M → 40K

12:35 | 14:44/mi

25.2M

5:32:11

25.20 mi

Rank: #28610 (-4)

40K → 25.2M

5:28 | 15:52/mi

25.2M

5:32:11

25.20 mi

Rank: #28610 (-4)

40K → 25.2M

5:28 | 15:52/mi

FINISH

5:46:52

26.22 mi

Rank: #28634 (-24)

25.2M → FINISH

14:41 | 14:25/mi

FINISH

5:46:52

26.22 mi

Rank: #28634 (-24)

25.2M → FINISH

14:41 | 14:25/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

Time2:41:13

Pace12:18 /mi

2nd Half

Spacer

Distance13.11 mi

Time3:05:39

Pace14:10 /mi

📊Positive Split: 15.2% slower second half

Checkpoint Splits

Checkpoint	Distance	Time of Day	Time	Avg Pace	Segment Time	Segment Pace	Diff
5K	3.11 mi	11:59:23	37:03	11:56	37:03	11:56	-
10K	6.21 mi	12:36:41	1:14:21	11:58	37:18	12:01	+0:05
15K	9.32 mi	13:16:15	1:53:55	12:14	39:34	12:45	+0:44
20K	12.43 mi	13:54:57	2:32:37	12:17	38:42	12:28	-0:17
HALF	13.11 mi	14:03:33	2:41:13	12:18	8:36	12:37	+0:09
25K	15.53 mi	14:35:19	3:12:59	12:26	31:46	13:06	+0:29
30K	18.64 mi	15:18:20	3:56:00	12:40	43:01	13:51	+0:45
20M	20.00 mi	15:37:28	4:15:08	12:46	19:08	14:06	+0:15
21M	21.00 mi	15:52:54	4:30:34	12:54	15:26	15:26	+1:20
35K	21.75 mi	16:04:12	4:41:52	12:58	11:18	15:07	-0:19
23M	23.00 mi	16:22:09	4:59:49	13:03	17:57	14:21	-0:46
24M	24.00 mi	16:36:28	5:14:08	13:06	14:19	14:19	-0:02
40K	24.85 mi	16:49:03	5:26:43	13:09	12:35	14:44	+0:25
25.2M	25.20 mi	16:54:31	5:32:11	13:11	5:28	15:52	+1:08
FINISH	26.22 mi	17:09:12	5:46:52	13:15	14:41	14:25	-1:27

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

11:56 /mi

Average Pace

13:14 /mi

Slowest Pace

15:52 /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

3:12:59

56% of race

Time at Steady Pace

1:49:06

31% of race

Time at Slower Pace

44:47

13% of race

Average Pace: 13:14 /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.

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

Checkpoint	Distance	Time of Day	Time	Avg Pace	Segment	Pace	Rank
5K	3.11 mi	11:59:23	37:03	11:56	37:03	11:56	#28775
10K	6.21 mi	12:36:41	1:14:21	11:58	37:18	12:01	#28703
15K	9.32 mi	13:16:15	1:53:55	12:14	39:34	12:45	#28746
20K	12.43 mi	13:54:57	2:32:37	12:17	38:42	12:28	#28670
HALF	13.11 mi	14:03:33	2:41:13	12:18	8:36	12:37	#28671
25K	15.53 mi	14:35:19	3:12:59	12:26	31:46	13:06	#28608
30K	18.64 mi	15:18:20	3:56:00	12:40	43:01	13:51	#28582
20M	20.00 mi	15:37:28	4:15:08	12:46	19:08	14:06	#28563
21M	21.00 mi	15:52:54	4:30:34	12:54	15:26	15:26	#28566
35K	21.75 mi	16:04:12	4:41:52	12:58	11:18	15:07	#28589
23M	23.00 mi	16:22:09	4:59:49	13:03	17:57	14:21	#28589
24M	24.00 mi	16:36:28	5:14:08	13:06	14:19	14:19	#28601
40K	24.85 mi	16:49:03	5:26:43	13:09	12:35	14:44	#28606
25.2M	25.20 mi	16:54:31	5:32:11	13:11	5:28	15:52	#28610
FINISH	26.22 mi	17:09:12	5:46:52	13:15	14:41	14:25	#28634

Faster pace

Steady pace

Slower pace

Rankings

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

Checkpoint and Segment Rankings

Checkpoint	Distance	Seg. Dist	Overall	Females	F45-49	Seg. Overall	Seg. Females	Seg. F45-49
5K	3.11 mi	3.11 mi	28775	12407	12407	28751(Top 99%)	12399(Top 99%)	12399(Top 694%)
10K	6.21 mi	3.10 mi	28703+72	12358+49	12358+49	28590(Top 99%)	12284(Top 98%)	12284(Top 688%)
15K	9.32 mi	3.11 mi	28746-43	12389-31	12389-31	28751(Top 99%)	12399(Top 99%)	12399(Top 694%)
20K	12.43 mi	3.11 mi	28670+76	12340+49	12340+49	28346(Top 98%)	12146(Top 97%)	12146(Top 680%)
HALF	13.11 mi	0.68 mi	28671-1	12340	12340	28575(Top 98%)	12318(Top 98%)	12318(Top 690%)
25K	15.53 mi	2.42 mi	28608+63	12304+36	12304+36	28284(Top 97%)	12128(Top 96%)	12128(Top 679%)
30K	18.64 mi	3.11 mi	28582+26	12294+10	12294+10	28271(Top 97%)	12172(Top 97%)	12172(Top 682%)
20M	20.00 mi	1.36 mi	28563+19	12289+5	12289+5	28176(Top 97%)	12137(Top 96%)	12137(Top 680%)
21M	21.00 mi	1.00 mi	28566-3	12294-5	12294-5	28317(Top 98%)	12240(Top 97%)	12240(Top 685%)
35K	21.75 mi	0.75 mi	28589-23	12311-17	12311-17	28733(Top 99%)	12467(Top 99%)	12467(Top 698%)
23M	23.00 mi	1.25 mi	28589	12311	12311	28355(Top 98%)	12273(Top 98%)	12273(Top 687%)
24M	24.00 mi	1.00 mi	28601-12	12319-8	12319-8	28494(Top 98%)	12356(Top 98%)	12356(Top 692%)
40K	24.85 mi	0.85 mi	28606-5	12323-4	12323-4	28330(Top 98%)	12286(Top 98%)	12286(Top 688%)
25.2M	25.20 mi	0.35 mi	28610-4	12330-7	12330-7	28394(Top 98%)	12333(Top 98%)	12333(Top 691%)
FINISH	26.22 mi	1.02 mi	28634-24	12347-17	12347-17	28758(Top 99%)	12485(Top 99%)	12485(Top 699%)

12485

Passing

Athletes you passed and who passed you throughout the race

Passing Analysis

Category:

Athletes Passed

436

Passed By

295

Net Change

+141

Segment	Athletes Passed	Passed By	Net Change	Start Rank	End Rank
Start → 5K	-	-	-	-	#28775
5K → 10K	96	24	+72	#28775	#28703
10K → 15K	26	69	-43	#28703	#28746
15K → 20K	90	14	+76	#28746	#28670
20K → HALF	12	13	-1	#28670	#28671
HALF → 25K	72	9	+63	#28671	#28608
25K → 30K	60	34	+26	#28608	#28582
30K → 20M	31	12	+19	#28582	#28563
20M → 21M	8	11	-3	#28563	#28566
21M → 35K	3	26	-23	#28566	#28589
35K → 23M	12	12	0	#28589	#28589
23M → 24M	9	21	-12	#28589	#28601
24M → 40K	6	11	-5	#28601	#28606
40K → 25.2M	6	10	-4	#28606	#28610
25.2M → FINISH	5	29	-24	#28610	#28634
TOTALS	436	295	+141

📊

Passing Analysis Visualizations

Explore your passing analysis through 5 different visualizations. Scroll to discover each one.

Time:

Category:

📈Position Graph

🎨Heatmap Timeline

🔄Passing Circle

🌊Position Flow

🏃Race Lanes

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 Track Data

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Results processed 3 months ago

Public Race Data

Jaime Kielec

Race Timeline and Course Information

⏱️ Race Timeline

Race Animation with Course Map

AI Performance Report

Understand What Really Happened During Your Race

Splits & Pacing

Half Splits

Checkpoint Splits

Checkpoint Splits Visualizations

📈Pace Line

Pace Progression

📊Segments

Segment Time Comparison

🎨Heatmap

Pace Heatmap

✨Sparklines

Checkpoint Splits with Pace Trends

Rankings

Checkpoint and Segment Rankings

Segment Performance Analysis

10K→15K

5K→10K

10K→15K

15K→20K

20K→HALF

HALF→25K

25K→30K

30K→20M

20M→21M

21M→35K

35K→23M

23M→24M

24M→40K

40K→25.2M

25.2M→FINISH

Passing

Passing Analysis

Passing Analysis Visualizations

📈Position Graph

🎨Heatmap Timeline

🔄Passing Circle

🌊Position Flow

🏃Race Lanes

Qualifying & Age Grade

Activity Data

Export & Support

Export Track Data

Questions or issues regarding timing data?

Quick Links

All Results

Race Analytics

Course Information

Contact Time Management