Asteroids

2022YH3 help

Last update: 2025-09-10 00:30 UTC

Orbital Properties

Epoch

61000.0

MJD

Orbit type

Apollo

Perihelion (q)

0.734

Aphelion (Q)

3.962

Eccentricity (e)

0.687

Inclination (i)

3.3

deg

Orbit period (P)

1314.2

Earth MOID

0.01501

U parameter

7.5

Next Earth close approach

Date

2041-01-20

Nominal distance (from Earth center)

0.09927

14850400

Maximum Brightness

21.6

mag

Risk

Object is not in risk list

Physical Properties

Absolute Magnitude (H)

22.8

mag

Diameter

70 - 160*

Taxonomic type

Rotation period (T)

Discovery Information

Discovery Date

2022-12-17

Observatory

Mt. Lemmon Survey

ORBIT VISUALISATION TOOLS

External links

Proper elements

Epoch

Near present day

Near middle of observation arc

Orbit properties

Epoch
Semimajor Axis
Eccentricity (e)
Inclination (i)
Long. of Ascending Node (Ω)
Arg. of Perihelion (ω)
Mean Anomaly (M)
Perihelion distance
Aphelion distance
Asc. Node-Earth Sep.
Desc. Node-Earth Sep.
MOID
Orbit Period
U parameter

Value

1-sigma variation

Unit

Epoch

Value

61000.0000

1-sigma variation

Unit

MJD

Semimajor Axis

Value

2.348015

1-sigma variation

0.002289

Unit

Eccentricity (e)

Value

0.687316

1-sigma variation

0.000347

Unit

Inclination (i)

Value

3.3153

1-sigma variation

0.0018

Unit

Long. of Ascending Node (Ω)

Value

84.8709

1-sigma variation

0.0008

Unit

Arg. of Perihelion (ω)

Value

93.7141

1-sigma variation

0.0011

Unit

Mean Anomaly (M)

Value

274.20958

1-sigma variation

0.40014

Unit

Perihelion distance

Value

0.734188

1-sigma variation

Unit

Aphelion distance

Value

3.961842

1-sigma variation

Unit

Asc. Node-Earth Sep.

Value

0.313188

1-sigma variation

Unit

Desc. Node-Earth Sep.

Value

0.167834

1-sigma variation

Unit

MOID

Value

0.015012

1-sigma variation

Unit

Orbit Period

Value

1314.1645

1-sigma variation

Unit

U parameter

Value

7.5

1-sigma variation

Unit

Covariance Matrix

	a	e	i	Ω	ω	M
a	5.24057E-6	7.95141E-7	4.18606E-6	1.78326E-6	2.40399E-6	-9.16020E-4
e	7.95141E-7	1.20645E-7	6.35147E-7	2.70579E-7	3.64762E-7	-1.38986E-4
i	4.18606E-6	6.35147E-7	3.34421E-6	1.42592E-6	1.92001E-6	-7.31698E-4
Ω	1.78326E-6	2.70579E-7	1.42592E-6	6.13032E-7	8.14629E-7	-3.11703E-4
ω	2.40399E-6	3.64762E-7	1.92001E-6	8.14629E-7	1.10897E-6	-4.20203E-4
M	-9.16020E-4	-1.38986E-4	-7.31698E-4	-3.11703E-4	-4.20203E-4	1.60115E-1

Date of computation: 2025-09-10 00:30 UTC

Note: The ASCII file is in a format suitable for Orbfit input.

Download ASCII file:

Physical properties

Rotation Period
Quality
Amplitude
Rotation Direction
Spinvector L
Spinvector B

Rotational properties

Value

Unit

Source

Rotation Period

Value

Unit

Source

[-]

Quality

Value

Unit

Source

[-]

Amplitude

Value

Unit

mag

Source

[-]

Rotation Direction

Value

Unit

Source

[-]

Spinvector L

Value

Unit

Source

[-]

Spinvector B

Value

Unit

Source

[-]

Taxonomy
Taxonomy (all)

Taxonomy

Value

Unit

Source

Taxonomy

Value

Unit

Source

[-]

Taxonomy (all)

Value

Unit

Source

[-]

Absolute Magnitude (H)
Slope Parameter (G)

H / G

Value

Unit

Source

Absolute Magnitude (H)

Value

22.79

Unit

mag

Source

[1]

Slope Parameter (G)

Value

0.15**

Unit

mag

Source

[1]

Albedo
Diameter

Size and albedo

Value

Unit

Source

Albedo

Value

0.05 - 0.25

Unit

Source

[2]

Diameter

Value

70 - 160*

Unit

Source

[2]

Color Index Information

Color Index Information

Value

Unit

Source

Color Index Information

Value

Unit

mag

Source

[-]

Sightings

Sightings

Value

Unit

Source

Sightings

Value

Unit

Source

[-]

Download this part as:

Sources

No.	Name	Additional
[1]	ESA Aegis	ESA orbit determination and impact monitoring system
[2]	Estimation	Estimated from absolute magnitude

Observational Information

Arc Length
Unobserved
Normalized RMS of residuals

Arc Information

Value

Unit

Source

Arc Length

Value

Unit

Source

[1]

Unobserved

Value

1019

Unit

Source

[1]

Normalized RMS of residuals

Value

0.574108

Unit

Source

[1]

Astrometry Summary

First Observation
Last Observation
Total Optical Observations (Discarded)

Optical

Value

Unit

Source

First Observation

Value

2022-12-17.311423

Unit

Source

[2]

Last Observation

Value

2023-01-13.83075

Unit

Source

[2]

Total Optical Observations (Discarded)

Value

59 (2)

Unit

Source

[1]

Radar Summary

First Observation
Last Observation
Delay (Discarded)
Doppler (Discarded)
Total Optical Observations (Discarded)

Radar

Value

Unit

Source

First Observation

Value

Unit

Source

[-]

Last Observation

Value

Unit

Source

[-]

Delay (Discarded)

Value

0 (0)

Unit

Source

[-]

Doppler (Discarded)

Value

0 (0)

Unit

Source

[-]

Total Radar Observations (Discarded)

Value

0 (0)

Unit

Source

[-]

Note: The ASCII file is in a format suitable for Orbfit input.

Sources

No.	Name	Additional
[1]	ESA Aegis	ESA orbit determination and impact monitoring system
[2]	MPC	Minor Planet Center: https://www.minorplanetcenter.net

Computation parameters

As seen from:

Initial Date: *

Final Date: *

Output option:

One line per time step

Time step:*

* - these fields are required

Close Approaches for 2022YH3 from 1950 to 2125

Body	Date in UTC	Time uncert. in min	Nominal distance in au	Min. possible distance in au	Distance uncert. in au
VENUS	1950-10-23 13:04	> 1 mo	0.0357768	0.0007469	3.1357359
EARTH	1965-05-05 08:19	> 1 mo	0.1601715	0.0174092	1.4435772
EARTH	1976-01-13 12:43	> 1 mo	0.0268668	0.0221532	0.2649372
VENUS	1983-05-13 14:27	> 1 mo	0.0329358	0.0018074	0.1436299
EARTH	2023-01-14 22:12	< 1 s	0.0486445	0.0485743	0.0000234
EARTH	2041-01-20 21:14	> 1 w	0.0992688	0.0246013	0.1284413
EARTH	2088-05-25 16:42	> 1 w	0.0442949	0.0129935	0.0760086
EARTH	2099-01-29 13:50	> 1 w	0.1355353	0.0314052	0.0435837

Download as:

Stationary Points

Ecc. an. ast.	Ecc. an. Earth	Distance in au	Classification
34.31141824	147.15221085	0.01519462	MINIMUM
327.57145203	8.11121404	0.02482843	MINIMUM
1.23967469	77.99617096	0.26642586	SADDLE
1.31101749	258.15299764	1.73714846	SADDLE
180.23897212	256.69038712	2.96019719	SADDLE
180.24501285	76.69126172	4.95632839	MAXIMUM

Download:

MOID Plots

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