Sera Chen

Brooklyn

Bib: 34119 F

Masters

0:00

0:00

/ mi

Masters

Be the first to cheer!

Overall

#0 / 54109

Gender (Female)

#0 / 24561

Masters (Masters Women)

#0 / 9409

Division (F50-54)

#0 / 1771

Race Day Weather

54°/44°F

few clouds

Race Timeline

Ribbon color based on

FasterSteadySlower· vs. your average pace

Start

0:00

Race begins

600 ft elev

5K· 3.11 mi

8:27/mi

26:15

↑ 52 ft↓ 48 ft

601 ft elev

10K· 6.21 mi

8:19/mi

52:06

↑ 25 ft↓ 31 ft

593 ft elev

15K· 9.32 mi

8:21/mi

1:18:02

↑ 12 ft↓ 13 ft

593 ft elev

20K· 12.43 mi

8:40/mi

1:44:58

↑ 18 ft↓ 17 ft

596 ft elev

Half· 13.11 mi

9:05/mi

1:51:10

↑ 13 ft0.2% grade

603 ft elev

25K· 15.53 mi

8:50/mi

2:12:36

↑ 22 ft↓ 30 ft

597 ft elev

30K· 18.64 mi

26:49/mi

3:35:56

↑ 13 ft↓ 12 ft

597 ft elev

35K· 21.75 mi

10:40/mi

4:09:03

↑ 27 ft↓ 27 ft

597 ft elev

40K· 24.85 mi

11:03/mi

4:43:23

↑ 16 ft↓ 11 ft

602 ft elev

Finish· 26.22 mi

10:36/mi

4:57:51

↑ 23 ft↓ 20 ft

606 ft elev

Course Elevation

227ft

Total climb

32ft

Range

589 to 621 ft

221ft

Total descent

About the height of a three-story building

The Course

Half Splits

1st Half· via Half

1:51:108:29 /mi⚡ faster

2nd Half

3:06:4114:14 /mi+67.9%

Positive split — 67.9% slower in the second half

AI Race Performance Report

Sera'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	26:15	8:27	3.11 mi	26:15	8:27	-
10K	52:06	8:23	3.10 mi	25:51	8:19	-0:08
15K	1:18:02	8:22	3.11 mi	25:56	8:21	+0:02
20K	1:44:58	8:27	3.11 mi	26:56	8:40	+0:19
Half(13.11 mi)	1:51:10	8:29	0.68 mi	6:12	9:05	+0:25
25K	2:12:36	8:32	2.42 mi	21:26	8:50	-0:15
30K	3:35:56	11:35	3.11 mi	1:23:20	26:49	+17:59
35K	4:09:03	11:27	3.11 mi	33:07	10:40	-16:09
40K	4:43:23	11:24	3.10 mi	34:20	11:03	+0:23
Finish(26.22 mi)	4:57:51	11:22	1.37 mi	14:28	10:36	-0:27

Trend:

Faster pace

Steady pace

Slower pace

Checkpoints & Pacing

Pace Line

Fastest Pace

8:19 /mi

Average Pace

11:22 /mi

Slowest Pace

26:49 /mi

Loading chart...

Fastest

Middle

Slowest

Average

Segments

Time at Faster Pace

0:00

0% of race

Time at Steady Pace

3:34:31

72% of race

Time at Slower Pace

1:23:20

28% of race

Average Pace: 11:22 /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	F50-54	Seg. Overall	Seg. Females	Seg. F50-54
5K	3.11 mi	19266	5298	261	19911	5465	276
10K	3.10 mi	18617+649	5023+275	244+17	18087	4805	220
15K	3.11 mi	18937-320	5138-115	257-13	19911	5465	276
20K	3.11 mi	19542-605	5372-234	274-17	21640	6197	342
Half(13.11 mi)	0.68 mi	19746-204	5463-91	280-6	24521	7569	440
25K	2.42 mi	20075-329	5623-160	292-12	22269	6618	375
30K	3.11 mi	43771-23696	17924-12301	1226-934	54104	24561	1771
35K	3.11 mi	41877+1894	16948+976	1148+78	30261	11300	707
40K	3.10 mi	40219+1658	16149+799	1079+69	28792	11264	720
Finish(26.22 mi)	1.37 mi	39834+385	15980+169	1069+10	31220	12723	769

12723

Passing Analysis

No position changes recorded for this athlete.

More below

See the rest of Sera'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

Chicago Event Management

Race timed by

Mika Timing