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Sarah Kelso

Bib: 16239•F

0:00

0:00

/ mi

Masters

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Overall

#0 / 29021

Top 39%

Gender (Female)

#0 / 12578

Top 23%

Masters (Masters Women)

#0 / 6862

Top 9%

Age Group (F40-44)

#0 / 1737

Top 20%

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

23:43

3.11 mi

Rank: #13953

Start → 5K

23:43 | 7:39/mi

23:43

3.11 mi

Rank: #13953

Start → 5K

23:43 | 7:39/mi

10K

46:56

6.21 mi

Rank: #13295 (+658)

5K → 10K

23:13 | 7:29/mi

10K

46:56

6.21 mi

Rank: #13295 (+658)

5K → 10K

23:13 | 7:29/mi

15K

1:09:55

9.32 mi

Rank: #12821 (+474)

10K → 15K

22:59 | 7:24/mi

15K

1:09:55

9.32 mi

Rank: #12821 (+474)

10K → 15K

22:59 | 7:24/mi

20K

1:33:03

12.43 mi

Rank: #12490 (+331)

15K → 20K

23:08 | 7:27/mi

20K

1:33:03

12.43 mi

Rank: #12490 (+331)

15K → 20K

23:08 | 7:27/mi

HALF

1:38:06

13.11 mi

Rank: #12454 (+36)

20K → HALF

5:03 | 7:25/mi

HALF

1:38:06

13.11 mi

Rank: #12454 (+36)

20K → HALF

5:03 | 7:25/mi

25K

1:56:19

15.53 mi

Rank: #12290 (+164)

HALF → 25K

18:13 | 7:31/mi

25K

1:56:19

15.53 mi

Rank: #12290 (+164)

HALF → 25K

18:13 | 7:31/mi

30K

2:20:13

18.64 mi

Rank: #12055 (+235)

25K → 30K

23:54 | 7:42/mi

30K

2:20:13

18.64 mi

Rank: #12055 (+235)

25K → 30K

23:54 | 7:42/mi

20M

2:31:00

20.00 mi

Rank: #12077 (-22)

30K → 20M

10:47 | 7:57/mi

20M

2:31:00

20.00 mi

Rank: #12077 (-22)

30K → 20M

10:47 | 7:57/mi

21M

2:39:12

21.00 mi

Rank: #12006 (+71)

20M → 21M

8:12 | 8:12/mi

21M

2:39:12

21.00 mi

Rank: #12006 (+71)

20M → 21M

8:12 | 8:12/mi

35K

2:44:36

21.75 mi

Rank: #11859 (+147)

21M → 35K

5:24 | 7:14/mi

35K

2:44:36

21.75 mi

Rank: #11859 (+147)

21M → 35K

5:24 | 7:14/mi

23M

2:54:11

23.00 mi

Rank: #11695 (+164)

35K → 23M

9:35 | 7:40/mi

23M

2:54:11

23.00 mi

Rank: #11695 (+164)

35K → 23M

9:35 | 7:40/mi

24M

3:01:32

24.00 mi

Rank: #11547 (+148)

23M → 24M

7:21 | 7:21/mi

24M

3:01:32

24.00 mi

Rank: #11547 (+148)

23M → 24M

7:21 | 7:21/mi

40K

3:08:08

24.85 mi

Rank: #11447 (+100)

24M → 40K

6:36 | 7:44/mi

40K

3:08:08

24.85 mi

Rank: #11447 (+100)

24M → 40K

6:36 | 7:44/mi

25.2M

3:10:57

25.20 mi

Rank: #11394 (+53)

40K → 25.2M

2:49 | 8:11/mi

25.2M

3:10:57

25.20 mi

Rank: #11394 (+53)

40K → 25.2M

2:49 | 8:11/mi

FINISH

3:18:36

26.22 mi

Rank: #11373 (+21)

25.2M → FINISH

7:39 | 7:31/mi

FINISH

3:18:36

26.22 mi

Rank: #11373 (+21)

25.2M → FINISH

7:39 | 7:31/mi

Splits & Pacing

Detailed breakdown of your race performance at each timing point

Half Splits

1st HalfFaster

via HALF

Distance13.11 mi

Time1:38:06

Pace7:30 /mi

2nd Half

Spacer

Distance13.11 mi

Time1:40:30

Pace7:40 /mi

📊Positive Split: 2.4% slower second half

Checkpoint Splits

Checkpoint	Distance	Time of Day	Time	Avg Pace	Segment Time	Segment Pace	Diff
5K	3.11 mi	11:10:22	23:43	7:39	23:43	7:39	-
10K	6.21 mi	11:33:35	46:56	7:34	23:13	7:29	-0:10
15K	9.32 mi	11:56:34	1:09:55	7:31	22:59	7:24	-0:05
20K	12.43 mi	12:19:42	1:33:03	7:30	23:08	7:27	+0:03
HALF	13.11 mi	12:24:45	1:38:06	7:30	5:03	7:25	-0:02
25K	15.53 mi	12:42:58	1:56:19	7:30	18:13	7:31	+0:06
30K	18.64 mi	13:06:52	2:20:13	7:32	23:54	7:42	+0:11
20M	20.00 mi	13:17:39	2:31:00	7:34	10:47	7:57	+0:15
21M	21.00 mi	13:25:51	2:39:12	7:35	8:12	8:12	+0:15
35K	21.75 mi	13:31:15	2:44:36	7:35	5:24	7:14	-0:58
23M	23.00 mi	13:40:50	2:54:11	7:35	9:35	7:40	+0:26
24M	24.00 mi	13:48:11	3:01:32	7:34	7:21	7:21	-0:19
40K	24.85 mi	13:54:47	3:08:08	7:35	6:36	7:44	+0:23
25.2M	25.20 mi	13:57:36	3:10:57	7:35	2:49	8:11	+0:27
FINISH	26.22 mi	14:05:15	3:18:36	7:35	7:39	7:31	-0:40

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

7:14 /mi

Average Pace

7:35 /mi

Slowest Pace

8:12 /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

3:07:35

94% of race

Time at Steady Pace

11:01

6% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 7:34 /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	11:10:22	23:43	7:39	23:43	7:39	#13953
10K	6.21 mi	11:33:35	46:56	7:34	23:13	7:29	#13295
15K	9.32 mi	11:56:34	1:09:55	7:31	22:59	7:24	#12821
20K	12.43 mi	12:19:42	1:33:03	7:30	23:08	7:27	#12490
HALF	13.11 mi	12:24:45	1:38:06	7:30	5:03	7:25	#12454
25K	15.53 mi	12:42:58	1:56:19	7:30	18:13	7:31	#12290
30K	18.64 mi	13:06:52	2:20:13	7:32	23:54	7:42	#12055
20M	20.00 mi	13:17:39	2:31:00	7:34	10:47	7:57	#12077
21M	21.00 mi	13:25:51	2:39:12	7:35	8:12	8:12	#12006
35K	21.75 mi	13:31:15	2:44:36	7:35	5:24	7:14	#11859
23M	23.00 mi	13:40:50	2:54:11	7:35	9:35	7:40	#11695
24M	24.00 mi	13:48:11	3:01:32	7:34	7:21	7:21	#11547
40K	24.85 mi	13:54:47	3:08:08	7:35	6:36	7:44	#11447
25.2M	25.20 mi	13:57:36	3:10:57	7:35	2:49	8:11	#11394
FINISH	26.22 mi	14:05:15	3:18:36	7:35	7:39	7:31	#11373

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	F40-44	Seg. Overall	Seg. Females	Seg. F40-44
5K	3.11 mi	3.11 mi	13953	4046	4046	11928(Top 41%)	2983(Top 24%)	2983(Top 172%)
10K	6.21 mi	3.10 mi	13295+658	3695+351	3695+351	12701(Top 44%)	3370(Top 27%)	3370(Top 194%)
15K	9.32 mi	3.11 mi	12821+474	3427+268	3427+268	11928(Top 41%)	2983(Top 24%)	2983(Top 172%)
20K	12.43 mi	3.11 mi	12490+331	3267+160	3267+160	11534(Top 40%)	2850(Top 23%)	2850(Top 164%)
HALF	13.11 mi	0.68 mi	12454+36	3253+14	3253+14	12243(Top 42%)	3148(Top 25%)	3148(Top 181%)
25K	15.53 mi	2.42 mi	12290+164	3198+55	3198+55	11540(Top 40%)	2917(Top 23%)	2917(Top 168%)
30K	18.64 mi	3.11 mi	12055+235	3118+80	3118+80	11182(Top 39%)	2864(Top 23%)	2864(Top 165%)
20M	20.00 mi	1.36 mi	12077-22	3151-33	3151-33	12389(Top 43%)	3603(Top 29%)	3603(Top 207%)
21M	21.00 mi	1.00 mi	12006+71	3122+29	3122+29	11214(Top 39%)	3090(Top 25%)	3090(Top 178%)
35K	21.75 mi	0.75 mi	11859+147	3058+64	3058+64	8768(Top 30%)	1926(Top 15%)	1926(Top 111%)
23M	23.00 mi	1.25 mi	11695+164	3002+56	3002+56	10024(Top 35%)	2611(Top 21%)	2611(Top 150%)
24M	24.00 mi	1.00 mi	11547+148	2945+57	2945+57	9025(Top 31%)	2195(Top 17%)	2195(Top 126%)
40K	24.85 mi	0.85 mi	11447+100	2917+28	2917+28	10490(Top 36%)	2999(Top 24%)	2999(Top 173%)
25.2M	25.20 mi	0.35 mi	11394+53	2904+13	2904+13	9471(Top 33%)	2588(Top 21%)	2588(Top 149%)
FINISH	26.22 mi	1.02 mi	11373+21	2921-17	2921-17	11483(Top 40%)	3590(Top 29%)	3590(Top 207%)

3590

Passing

Athletes you passed and who passed you throughout the race

Passing Analysis

Position interactions are being recalculated

Started about 1 hour ago. This usually takes 10-20 minutes. Please check back shortly.

Qualifying & Age Grade

See how your performance stacks up against qualifying standards

OTQ

Olympic Trials Qualifying analysis available

Activity Data

Upload your GPX file to see detailed activity metrics

Upload your GPX file

Supports Garmin, Apple Watch, Polar, Suunto, COROS, Strava, and other apps

.gpx files up to 10MB

Export & Support

Download your data, get help, and share your feedback

Export Track Data

Download your race performance as a GPX or TCX file to import into Strava, Garmin Connect, or other fitness apps.

Questions or issues regarding timing data?

If you notice any discrepancies in your timing data or have questions about your results, our support team can help.

Contact Race Support

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Quick Links

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All Results

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Course Information

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Contact Time Management

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Results processed 3 months ago

Public Race Data

Enhanced athlete results built from publicly available data.

Race managed by

Boston Athletic Association

Race timed by

Mika Timing

Sarah Kelso

Race Timeline and Course Information

⏱️ Race Timeline

Race Animation with Course Map

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