Jackie Xl Ma

San Francisco

Bib: 447 M 54

Masters

0:00

0:00

/ mi

Masters

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Overall

#0 / 1456

Top 27%

Gender (Male)

#0 / 836

Top 34%

Masters (Masters Men)

#0 / 389

Top 31%

Division (M50-54)

#0 / 69

Top 38%

Race Day Weather

42°/32°F

scattered clouds

Race Timeline

Ribbon color based on

FasterSteadySlower· vs. your average pace

Start

0:00

Race begins

343 ft elev

10K· 6.21 mi

8:13/mi

51:04

↑ 218 ft↓ 323 ft0.3% grade

235 ft elev

13.1M

8:10/mi

1:47:19

↑ 132 ft↓ 211 ft0.2% grade

152 ft elev

20M

8:32/mi

2:46:09

↑ 195 ft↓ 222 ft

125 ft elev

Finish· 26.22 mi

9:04/mi

3:42:29

↑ 64 ft↓ 131 ft0.2% grade

60 ft elev

Course Elevation

58–411 ft

≈

×1redwood tree

•▲ 611 ft climb · ▼ 894 ft descent

The Course

Half Splits

1st Half· via 13.1M

1:47:198:12 /mi⚡ faster

2nd Half

1:55:108:47 /mi+7.3%

Positive split — 7.3% slower in the second half

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Your race, unpacked

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Checkpoint Splits

Checkpoint	Time	Avg Pace	Segment Length	Segment Time	Segment Pace	Diff
10K	51:04	8:13	6.21 mi	51:04	8:13	-
13.1M	1:47:19	8:12	6.89 mi	56:15	8:10	-0:03
20M	2:46:09	8:18	6.90 mi	58:50	8:32	+0:22
Finish(26.22 mi)	3:42:29	8:30	6.22 mi	56:20	9:04	+0:32

Trend:

Faster pace

Steady pace

Slower pace

Checkpoints & Pacing

Pace Line

Fastest Pace

8:10 /mi

Average Pace

8:30 /mi

Slowest Pace

9:04 /mi

Loading chart...

Fastest

Middle

Slowest

Average

Segments

Time at Faster Pace

2:46:09

75% of race

Time at Steady Pace

56:20

25% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 8:29 /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	Males	M50-54	Seg. Overall	Seg. Males	Seg. M50-54
10K	6.21 mi	411	303	30	411	303	30
13.1M	6.89 mi	404+7	302+1	30	396	298	29
20M	6.90 mi	398+6	298+4	29+1	411	300	25
Finish(26.22 mi)	6.22 mi	388+10	284+14	26+3	434	302	28

Segment Performance Analysis

Start → 10K

0.0 - 6.2 mi

Top 28%

×15story building

+218ft-323ft

Overall

411

Males

303

M50-54

10K→13.1M

6.2 - 13.1 mi

Top 27%

×7story building

+132ft-211ft

Overall

396

Males

298

M50-54

13.1M→20M

13.1 - 20.0 mi

Top 28%

×9story building

+195ft-222ft

Overall

411

Males

300

M50-54

20M→Finish

20.0 - 26.2 mi

Top 30%

×6story building

+64ft-131ft

Overall

434

Males

302

M50-54

Passing Analysis

Category:

▲Net Change

0 passed by0 passed

Segment	Movement	Rank
Start → 10K	-	#411
10K → 13.1M	1221+7	#411 → #404
13.1M → 20M	1117+6	#404 → #398
20M → Finish	1931+10	#398 → #388
TOTALS	4269+23	#411 → #388

Passing Visualized

Category:

Passing Circle

Position Flow

Race Lanes

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Results processed 27 days ago

Public Race Data

Enhanced athlete results built from publicly available data.

Race managed by

Blistering Pace Race Management

Race timed by

SVE Timing

Jackie Xl Ma

Race Timeline

The Course

Half Splits

Your race, unpacked

Checkpoint Splits

Checkpoints & Pacing

Pace Line

Segments

Heatmap

Checkpoint and Segment Rankings

Segment Performance Analysis

Start → 10K

10K→13.1M

13.1M→20M

20M→Finish

Passing Analysis

Passing Visualized

Passing Circle

Position Flow

Race Lanes

Age Grade

Export Track Data

Questions or issues regarding timing data?

Quick Links

All Results

Public Race Data