Nathaniel Kornfeld

Age: 10 years old
Age Category: 10 & under
Team: Swim Dogs | Colorado Swimming

Personal Best

Short course distance

Event

Time

Age

Date

Standard

Next Standard

Swim Dogs

Colorado Swimming

Western Zone

USA

Free 50 Y

47.16

03/13/2026

B: 38.19 (+8.97s | 19.0%)

445

1,000+

Free 100 Y

1:50.08

Analysis

03/13/2026

B: 1:27.99 (+22.09s | 20.1%)

357

1,000+

50 Free

50.11

100 Free

59.97

1:50.08

100 Free

1:50.08

Back 50 Y

59.65

02/01/2026

B: 48.29 (+11.36s | 19.0%)

484

1,000+

Back 100 Y

2:01.00

Analysis

03/13/2026

B: 1:40.69 (+20.31s | 16.8%)

220

1,000+

50 Back

1:01.23

100 Back

59.77

2:01.00

100 Back

2:01.00

Breast 50 Y

1:02.04

03/13/2026

B: 53.39 (+8.65s | 13.9%)

277

1,000+

Breast 100 Y

2:12.27

Analysis

03/13/2026

B: 1:54.09 (+18.18s | 13.7%)

174

1,000+

50 Breast

1:00.89

100 Breast

1:11.38

2:12.27

100 Breast

2:12.27

Fly 50 Y

1:06.96

03/13/2026

B: 46.49 (+20.47s | 30.6%)

232

1,000+

IM 100 Y

2:24.45

Analysis

02/01/2026

B: 1:39.69 (+44.76s | 31.0%)

358

1,000+

Long course distance

Event

Time

Age

Date

Standard

Next Standard

Swim Dogs

Colorado Swimming

Western Zone

USA

Free 50 M

51.04

06/26/2026

B: 43.89 (+7.15s | 14.0%)

263

1,000+

Free 100 M

2:00.12

Analysis

06/26/2026

B: 1:40.99 (+19.13s | 15.9%)

254

1,000+

50 Free

58.27

100 Free

1:01.85

2:00.12

100 Free

2:00.12

Back 50 M

1:03.40

06/26/2026

B: 55.39 (+8.01s | 12.6%)

289

1,000+

Back 100 M

2:25.93

Analysis

06/26/2026

B: 1:56.69 (+29.24s | 20.0%)

235

1,000+

Breast 50 M

1:09.61

06/26/2026

B: 1:00.89 (+8.72s | 12.5%)

220

1,000+

Breast 100 M

2:44.99

Analysis

06/26/2026

B: 2:12.89 (+32.10s | 19.5%)

178

1,000+

50 Breast

1:15.80

100 Breast

1:29.19

2:44.99

100 Breast

2:44.99

Fly 50 M

1:18.65

06/26/2026

B: 52.29 (+26.36s | 33.5%)

178

1,000+

IM 200 M

5:55.07

Analysis

04/12/2026

B: 4:09.49 (+105.58s | 29.7%)

115

697

1,000+

50 Fly

1:42.88

100 Back

1:26.48

3:09.36

100 IM

3:09.36

150 Breast

1:29.86

4:39.22

200 Free

1:15.85

5:55.07

100 IM

2:45.71

Above are the fastest times that Nathaniel Kornfeld has achieved in his swimming career. For each event, you can find Nathaniel's best time, the corresponding time standard, as well as how much faster Nathaniel needs to be to reach the next level. The last columns provide Nathaniel rankings at the team and LSC levels. These rankings are based on the Nathaniel's personal best, his current age category, and team; and are calculated from all the meets results.

Time Standards

Got the currrent age group time standard
Time standard for the next age group and the gap to reach it
Got the next age group’s time standard

Short Course Distance

Event	Best Time	Sectionals	18U Spring Cup	Futures	Jrs - Winter	US Open	Summer Champ	SouthWestern Age Group Regional
Free 50 Y	47.16	22.19 (+24.97s \| 52.9%)	21.29 (+25.87s \| 54.9%)	21.29 (+25.87s \| 54.9%)	20.59 (+26.57s \| 56.3%)	20.09 (+27.07s \| 57.4%)	20.39 (+26.77s \| 56.8%)	30.49 (+16.67s \| 35.3%)
Free 100 Y	1:50.08	48.19 (+61.89s \| 56.2%)	46.39 (+63.69s \| 57.9%)	46.39 (+63.69s \| 57.9%)	45.09 (+64.99s \| 59.0%)	43.49 (+66.59s \| 60.5%)	44.39 (+65.69s \| 59.7%)	1:07.19 (+42.89s \| 39.0%)
Back 50 Y	59.65	24.79 (+34.86s \| 58.4%)	N/A	N/A	N/A	N/A	N/A	36.29 (+23.36s \| 39.2%)
Back 100 Y	2:01.00	53.89 (+67.11s \| 55.5%)	51.49 (+69.51s \| 57.4%)	51.49 (+69.51s \| 57.4%)	49.39 (+71.61s \| 59.2%)	47.59 (+73.41s \| 60.7%)	48.89 (+72.11s \| 59.6%)	1:16.59 (+44.41s \| 36.7%)
Breast 50 Y	1:02.04	27.69 (+34.35s \| 55.4%)	N/A	N/A	N/A	N/A	N/A	40.29 (+21.75s \| 35.1%)
Breast 100 Y	2:12.27	1:00.89 (+71.38s \| 54.0%)	57.99 (+74.28s \| 56.2%)	57.99 (+74.28s \| 56.2%)	55.89 (+76.38s \| 57.7%)	54.19 (+78.08s \| 59.0%)	55.29 (+76.98s \| 58.2%)	1:26.29 (+45.98s \| 34.8%)
Fly 50 Y	1:06.96	24.09 (+42.87s \| 64.0%)	N/A	N/A	N/A	N/A	N/A	34.69 (+32.27s \| 48.2%)
IM 100 Y	2:24.45	N/A	N/A	N/A	N/A	N/A	N/A	1:16.99 (+67.46s \| 46.7%)

Long Course Distance

Event	Best Time	Sectionals	18U Spring Cup	Futures	Jrs - Winter	US Open	Summer Champ	SouthWestern Age Group Regional
Free 50 M	51.04	25.89 (+25.15s \| 49.3%)	24.59 (+26.45s \| 51.8%)	24.59 (+26.45s \| 51.8%)	24.29 (+26.75s \| 52.4%)	23.39 (+27.65s \| 54.2%)	23.79 (+27.25s \| 53.4%)	34.59 (+16.45s \| 32.2%)
Free 100 M	2:00.12	56.09 (+64.03s \| 53.3%)	53.59 (+66.53s \| 55.4%)	53.59 (+66.53s \| 55.4%)	52.59 (+67.53s \| 56.2%)	50.99 (+69.13s \| 57.6%)	51.99 (+68.13s \| 56.7%)	1:16.89 (+43.23s \| 36.0%)
Back 50 M	1:03.40	29.29 (+34.11s \| 53.8%)	N/A	N/A	N/A	N/A	N/A	41.59 (+21.81s \| 34.4%)
Back 100 M	2:25.93	1:03.29 (+82.64s \| 56.6%)	1:00.59 (+85.34s \| 58.5%)	1:00.59 (+85.34s \| 58.5%)	58.89 (+87.04s \| 59.6%)	57.29 (+88.64s \| 60.7%)	58.19 (+87.74s \| 60.1%)	1:27.69 (+58.24s \| 39.9%)
Breast 50 M	1:09.61	32.89 (+36.72s \| 52.8%)	N/A	N/A	N/A	N/A	N/A	46.29 (+23.32s \| 33.5%)
Breast 100 M	2:44.99	1:11.29 (+93.70s \| 56.8%)	1:08.19 (+96.80s \| 58.7%)	1:08.19 (+96.80s \| 58.7%)	1:06.59 (+98.40s \| 59.6%)	1:04.09 (+100.90s \| 61.2%)	1:05.29 (+99.70s \| 60.4%)	1:40.19 (+64.80s \| 39.3%)
Fly 50 M	1:18.65	28.19 (+50.46s \| 64.2%)	N/A	N/A	N/A	N/A	N/A	39.19 (+39.46s \| 50.2%)
IM 200 M	5:55.07	2:18.39 (+216.68s \| 61.0%)	2:12.79 (+222.28s \| 62.6%)	2:12.79 (+222.28s \| 62.6%)	2:09.59 (+225.48s \| 63.5%)	2:05.79 (+229.28s \| 64.6%)	2:08.19 (+226.88s \| 63.9%)	3:08.29 (+166.78s \| 47.0%)

Progression

See how Nathaniel Kornfeld is improving gradually by choosing the distance and the stroke you are interested in. You can also compare the Nathaniel's time to another swimmer's and even view their profile for more information about them.

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Meets

See all the meets Nathaniel Kornfeld has participated in and his achievement. The last event displayed is the most recent. For each event, you can find the Nathaniel's time, the progress against Nathaniel's best time, the corresponding time standard, as well as how much faster Nathaniel needs to be to reach the next level.

Event

Time

Progress

Standard

Next Standard

Age

Heat

Lane

Ranking

2026 CO Zone 2 District Meet DU

06/26/2026

Denver

50 M Back

1:03.40

-3.12s (New PB)

B: 55.39 (+8.01s | 12.6%)

50 M Fly

1:18.65

-26.34s (New PB)

B: 52.29 (+26.36s | 33.5%)

50 M Breast

1:09.61

-2.56s (New PB)

B: 1:00.89 (+8.72s | 12.5%)

100 M Back

2:25.93

-31.42s (New PB)

B: 1:56.69 (+29.24s | 20.0%)

100 M Breast

2:44.99

B: 2:12.89 (+32.10s | 19.5%)

50 Breast

1:15.80

100 Breast

1:29.19

2:44.99

100 Breast

2:44.99

100 M Free

2:00.12

-7.75s (New PB)

B: 1:40.99 (+19.13s | 15.9%)

50 Free

58.27

100 Free

1:01.85

2:00.12

100 Free

2:00.12

50 M Free

51.04

-1.76s (New PB)

B: 43.89 (+7.15s | 14.0%)

2026 CO MACS Suburban League Invite

06/06/2026

Aurora

100 M Free

2:07.87

-32.58s (New PB)

B: 1:40.99 (+26.88s | 21.0%)

50 M Free

52.80

-4.94s (New PB)

B: 43.89 (+8.91s | 16.9%)

50 M Back

1:06.52

-1.14s (New PB)

B: 55.39 (+11.13s | 16.7%)

50 M Breast

1:12.91

+0.74s

B: 1:00.89 (+12.02s | 16.5%)

2026 CO Steve Drozda LC Shotgun

04/24/2026

Thornton

50 M Fly

1:44.99

B: 52.29 (+52.70s | 50.2%)

50 M Free

57.95

+0.21s

B: 43.89 (+14.06s | 24.3%)

2026 CO NJ SBL Pentathlon 12 U

04/12/2026

Arvada

50 M Free

57.74

-14.98s (New PB)

B: 43.89 (+13.85s | 24.0%)

50 M Back

1:07.66

B: 55.39 (+12.27s | 18.1%)

200 M IM

5:55.07

B: 4:09.49 (+105.58s | 29.7%)

50 Fly

1:42.88

100 Back

1:26.48

3:09.36

100 IM

3:09.36

150 Breast

1:29.86

4:39.22

200 Free

1:15.85

5:55.07

100 IM

2:45.71

50 M Breast

1:12.17

-0.56s (New PB)

B: 1:00.89 (+11.28s | 15.6%)

Mile High Championship Invitational

03/13/2026

Arvada

50 Y Breast

1:02.04

B: 53.39 (+8.65s | 13.9%)

100 Y Back

2:01.00

B: 1:40.69 (+20.31s | 16.8%)

50 Back

1:01.23

100 Back

59.77

2:01.00

100 Back

2:01.00

50 Y Fly

1:06.96

-1.19s (New PB)

B: 46.49 (+20.47s | 30.6%)

100 Y Free

1:50.08

-22.95s (New PB)

B: 1:27.99 (+22.09s | 20.1%)

50 Free

50.11

100 Free

59.97

1:50.08

100 Free

1:50.08

50 Y Free

47.16

-2.99s (New PB)

B: 38.19 (+8.97s | 19.0%)

100 Y Breast

2:12.27

-2.19s (New PB)

B: 1:54.09 (+18.18s | 13.7%)

50 Breast

1:00.89

100 Breast

1:11.38

2:12.27

100 Breast

2:12.27

2026 CO FORM February Freeze

02/01/2026

Aurora

100 Y IM

2:24.45

B: 1:39.69 (+44.76s | 31.0%)

50 Y Fly

1:08.15

B: 46.49 (+21.66s | 31.8%)

50 Y Back

59.65

-4.56s (New PB)

B: 48.29 (+11.36s | 19.0%)

50 Y Free

58.32

+8.17s

B: 38.19 (+20.13s | 34.5%)

2026 CO TOPS Colorado Open

01/23/2026

Denver

100 Y Breast

2:24.53

+10.07s

B: 1:54.09 (+30.44s | 21.1%)

25 Breast

29.43

50 Breast

38.93

1:08.36

50 Breast

1:08.36

75 Breast

38.67

1:47.03

100 Breast

37.50

2:24.53

50 Breast

1:16.17

50 Y Back

1:04.21

B: 48.29 (+15.92s | 24.8%)

25 Back

29.29

50 Back

34.92

1:04.21

50 Back

1:04.21

50 Y Free

50.15

-3.16s (New PB)

B: 38.19 (+11.96s | 23.8%)

25 Free

23.48

50 Free

26.67

50.15

50 Free

50.15

2025 CO FORM Winter Open

12/14/2025

Aurora

50 Y Free

53.31

B: 38.19 (+15.12s | 28.4%)

100 Y Free

2:13.03

B: 1:27.99 (+45.04s | 33.9%)

50 Free

1:00.00

100 Free

1:13.03

2:13.03

100 Free

2:13.03

100 Y Breast

2:14.46

B: 1:54.09 (+20.37s | 15.1%)

50 Breast

1:02.26

100 Breast

1:12.20

2:14.46

100 Breast

2:14.46

2025 CO Zone 2 DU Meet

06/27/2025

Denver

50 M Free

1:12.72

B: 43.89 (+28.83s | 39.6%)

100 M Free

2:40.45

B: 1:40.99 (+59.46s | 37.1%)

50 Free

1:13.35

100 Free

1:27.10

2:40.45

100 Free

2:40.45

100 M Back

2:57.35

B: 1:56.69 (+60.66s | 34.2%)

50 Back

1:29.57

100 Back

1:27.78

2:57.35

100 Back

2:57.35

50 M Breast

1:12.73

B: 1:00.89 (+11.84s | 16.3%)

Disclaimer: This Website is not affiliated with USA Swimming or any Local Swim Committee. The rankings and times displayed on this website are unofficial and should not be viewed as such. We update our information regularly, but we cannot guarantee that the data is accurate, timely, or complete. The only purpose of this website is entertainment. None of the information here should be used for university admission applications.

Event	Best Time	Sectionals	18U Spring Cup	Futures	Jrs - Winter	US Open	Summer Champ	SouthWestern Age Group Regional
Free 50 M	51.04	25.89 (+25.15s \| 49.3%)	24.59 (+26.45s \| 51.8%)	24.59 (+26.45s \| 51.8%)	24.29 (+26.75s \| 52.4%)	23.39 (+27.65s \| 54.2%)	23.79 (+27.25s \| 53.4%)	34.59 (+16.45s \| 32.2%)
Free 100 M	2:00.12	56.09 (+64.03s \| 53.3%)	53.59 (+66.53s \| 55.4%)	53.59 (+66.53s \| 55.4%)	52.59 (+67.53s \| 56.2%)	50.99 (+69.13s \| 57.6%)	51.99 (+68.13s \| 56.7%)	1:16.89 (+43.23s \| 36.0%)
Back 50 M	1:03.40	29.29 (+34.11s \| 53.8%)	N/A	N/A	N/A	N/A	N/A	41.59 (+21.81s \| 34.4%)
Back 100 M	2:25.93	1:03.29 (+82.64s \| 56.6%)	1:00.59 (+85.34s \| 58.5%)	1:00.59 (+85.34s \| 58.5%)	58.89 (+87.04s \| 59.6%)	57.29 (+88.64s \| 60.7%)	58.19 (+87.74s \| 60.1%)	1:27.69 (+58.24s \| 39.9%)
Breast 50 M	1:09.61	32.89 (+36.72s \| 52.8%)	N/A	N/A	N/A	N/A	N/A	46.29 (+23.32s \| 33.5%)
Breast 100 M	2:44.99	1:11.29 (+93.70s \| 56.8%)	1:08.19 (+96.80s \| 58.7%)	1:08.19 (+96.80s \| 58.7%)	1:06.59 (+98.40s \| 59.6%)	1:04.09 (+100.90s \| 61.2%)	1:05.29 (+99.70s \| 60.4%)	1:40.19 (+64.80s \| 39.3%)
Fly 50 M	1:18.65	28.19 (+50.46s \| 64.2%)	N/A	N/A	N/A	N/A	N/A	39.19 (+39.46s \| 50.2%)
IM 200 M	5:55.07	2:18.39 (+216.68s \| 61.0%)	2:12.79 (+222.28s \| 62.6%)	2:12.79 (+222.28s \| 62.6%)	2:09.59 (+225.48s \| 63.5%)	2:05.79 (+229.28s \| 64.6%)	2:08.19 (+226.88s \| 63.9%)	3:08.29 (+166.78s \| 47.0%)