Yong-Son Basta

Bib: 13834 F

Masters

0:00

0:00

/ mi

Masters

Be the first to cheer!

Overall

#0 / 26622

Top 31%

Gender (Female)

#0 / 11423

Top 12%

Masters (Masters Women)

#0 / 6539

Top 4%

Division (F55-59)

#0 / 815

Top 0.9%

Race Day Weather

49°/39°F

light intensity drizzle

Race Timeline

Ribbon color based on

FasterSteadySlower· vs. your average pace

Mile 2 · 298 ft

Mile 4 · 178 ft

Mile 8 · 159 ft

Mile 10 · 171 ft

Mile 14 · 142 ft

Start

0:00

Race begins

469 ft elev

5K· 3.11 mi

6:55/mi

21:29

↑ 97 ft↓ 345 ft1.5% grade

220 ft elev

10K· 6.21 mi

7:08/mi

43:38

↑ 79 ft↓ 138 ft0.4% grade

157 ft elev

15K· 9.32 mi

7:13/mi

1:06:04

↑ 67 ft↓ 78 ft

146 ft elev

20K· 12.43 mi

7:27/mi

1:29:12

↑ 106 ft↓ 86 ft0.1% grade

165 ft elev

Half· 13.11 mi

7:21/mi

1:34:13

↑ 19 ft↓ 37 ft0.5% grade

148 ft elev

25K· 15.53 mi

7:35/mi

1:52:36

↑ 66 ft↓ 88 ft0.2% grade

127 ft elev

30K· 18.64 mi

7:49/mi

2:16:54

↑ 181 ft↓ 148 ft0.2% grade

138 ft elev

20M

7:56/mi

2:27:41

↑ 64 ft↓ 50 ft0.2% grade

148 ft elev

21M

8:30/mi

2:36:11

↑ 106 ft↓ 24 ft1.6% grade

227 ft elev

35K· 21.75 mi

7:37/mi

2:41:53

↑ 17 ft↓ 86 ft1.7% grade

156 ft elev

23M

7:54/mi

2:51:47

↑ 23 ft↓ 63 ft0.6% grade

116 ft elev

24M

7:40/mi

2:59:27

↓ 82 ft1.3% grade

34 ft elev

40K· 24.85 mi

7:40/mi

3:06:01

↓ 20 ft0.3% grade

20 ft elev

25.2M

8:27/mi

3:08:56

↑ 13 ft↓ 16 ft0.2% grade

18 ft elev

Finish· 26.22 mi

7:29/mi

3:16:34

↑ 22 ft↓ 21 ft

17 ft elev

Course Elevation

890ft

Total climb

462ft

Range

7 to 469 ft

1,342ft

Total descent

About the height of two redwood trees

The Course

Half Splits

1st Half· via Half

1:34:137:11 /mi⚡ faster

2nd Half

1:42:217:48 /mi+8.6%

Positive split — 8.6% slower in the second half

AI Race Performance Report

Yong-Son's race, broken down like a coach

The full Race Story, performance analysis, segment & passing breakdowns, and where the race turned. Free to unlock — for anyone.

Free account · no payment

Checkpoint Splits

Checkpoint	Time	Avg Pace	Segment Length	Segment Time	Segment Pace	Diff
5K	21:29	6:55	3.11 mi	21:29	6:55	-
10K	43:38	7:01	3.10 mi	22:09	7:08	+0:13
15K	1:06:04	7:05	3.11 mi	22:26	7:13	+0:05
20K	1:29:12	7:11	3.11 mi	23:08	7:27	+0:14
Half(13.11 mi)	1:34:13	7:11	0.68 mi	5:01	7:21	-0:06
25K	1:52:36	7:15	2.42 mi	18:23	7:35	+0:14
30K	2:16:54	7:21	3.11 mi	24:18	7:49	+0:14
20M	2:27:41	7:23	1.36 mi	10:47	7:56	+0:07
21M	2:36:11	7:26	1.00 mi	8:30	8:30	+0:34
35K	2:41:53	7:27	0.75 mi	5:42	7:37	-0:53
23M	2:51:47	7:28	1.25 mi	9:54	7:54	+0:17
24M	2:59:27	7:29	1.00 mi	7:40	7:40	-0:14
40K	3:06:01	7:29	0.85 mi	6:34	7:40	0:00
25.2M	3:08:56	7:30	0.35 mi	2:55	8:27	+0:47
Finish(26.22 mi)	3:16:34	7:30	1.02 mi	7:38	7:29	-0:58

Trend:

Faster pace

Steady pace

Slower pace

Est.Checkpoint not recorded (estimated)

~Segment time uses estimated prior

Checkpoints & Pacing

Pace Line

Fastest Pace

6:55 /mi

Average Pace

7:30 /mi

Slowest Pace

8:30 /mi

Loading chart...

Fastest

Middle

Slowest

Average

Segments

Time at Faster Pace

1:11:05

36% of race

Time at Steady Pace

1:33:23

48% of race

Time at Slower Pace

32:06

16% of race

Average Pace: 7:30 /mi

Loading chart...

Faster pace (< avg)

Steady pace (≈ avg)

Slower pace (> avg)

Heatmap

0mi6.6mi13.1mi19.7mi26.2mi

Pace:

Faster

Steady

Slower

Checkpoint and Segment Rankings

Checkpoint	Seg. Dist	Overall	Females	F55-59	Seg. Overall	Seg. Females	Seg. F55-59
5K	3.11 mi	5702	455	455	7952	1055	1055
10K	3.10 mi	6638-936	644-189	644-189	7633	934	934
15K	3.11 mi	7031-393	746-102	746-102	7952	1055	1055
20K	3.11 mi	7397-366	849-103	849-103	8884	1439	1439
Half(13.11 mi)	0.68 mi	7464-67	870-21	870-21	9071	1495	1495
25K	2.42 mi	7715-251	974-104	974-104	9408	1728	1728
30K	3.11 mi	7973-258	1106-132	1106-132	9531	1938	1938
20M	1.36 mi	8051-78	1152-46	1152-46	9801	2143	2143
21M	1.00 mi	8173-122	1220-68	1220-68	10497	2618	2618
35K	0.75 mi	8203-30	1241-21	1241-21	9417	2094	2094
23M	1.25 mi	8217-14	1265-24	1265-24	9131	2094	2094
24M	1.00 mi	8223-6	1289-24	1289-24	8916	2075	2075
40K	0.85 mi	8196+27	1300-11	1300-11	7775	1680	1680
25.2M	0.35 mi	8198-2	1309-9	1309-9	9283	2342	2342
Finish(26.22 mi)	1.02 mi	8177+21	1324-15	1324-15	8498	2019	2019

2019

Passing Analysis

No position changes recorded for this athlete.

More below

See the rest of Yong-Son's race

Checkpoint splits, rankings, passing analysis and qualifying. One free sign-in reveals them here — and on every race you look up.

All Results

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

Public Race Data

Enhanced athlete results built from publicly available data.

Race managed by

Boston Athletic Association

Race timed by

Mika Timing