Asteroids

2022WY3 help

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

Orbital Properties

Epoch

61000.0

MJD

Orbit type

Apollo

Perihelion (q)

1.008

Aphelion (Q)

1.784

Eccentricity (e)

0.278

Inclination (i)

10.0

deg

Orbit period (P)

602.6

Earth MOID

0.02165

U parameter

7.3

Next Earth close approach

Date

2055-11-14

Nominal distance (from Earth center)

0.08325

12453451

Maximum Brightness

22.9

mag

Risk

Object is not in risk list

Physical Properties

Absolute Magnitude (H)

25.8

mag

Diameter

18 - 40*

Taxonomic type

Rotation period (T)

Discovery Information

Discovery Date

2022-11-20

Observatory

ATLAS South Africa, Sutherland

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

1.396190

1-sigma variation

0.000433

Unit

Eccentricity (e)

Value

0.277992

1-sigma variation

0.000214

Unit

Inclination (i)

Value

10.0075

1-sigma variation

0.0060

Unit

Long. of Ascending Node (Ω)

Value

63.4459

1-sigma variation

0.0003

Unit

Arg. of Perihelion (ω)

Value

4.5306

1-sigma variation

0.0022

Unit

Mean Anomaly (M)

Value

289.49734

1-sigma variation

0.30097

Unit

Perihelion distance

Value

1.008060

1-sigma variation

Unit

Aphelion distance

Value

1.784319

1-sigma variation

Unit

Asc. Node-Earth Sep.

Value

0.021671

1-sigma variation

Unit

Desc. Node-Earth Sep.

Value

0.767758

1-sigma variation

Unit

MOID

Value

0.021654

1-sigma variation

Unit

Orbit Period

Value

602.5804

1-sigma variation

Unit

U parameter

Value

7.3

1-sigma variation

Unit

Covariance Matrix

	a	e	i	Ω	ω	M
a	1.87723E-7	9.25403E-8	2.61146E-6	1.31896E-7	-9.31410E-7	-1.30400E-4
e	9.25403E-8	4.56189E-8	1.28735E-6	6.50196E-8	-4.59137E-7	-6.42824E-5
i	2.61146E-6	1.28735E-6	3.63296E-5	1.83483E-6	-1.29528E-5	-1.81403E-3
Ω	1.31896E-7	6.50196E-8	1.83483E-6	9.27053E-8	-6.54033E-7	-9.16206E-5
ω	-9.31410E-7	-4.59137E-7	-1.29528E-5	-6.54033E-7	4.67093E-6	6.46970E-4
M	-1.30400E-4	-6.42824E-5	-1.81403E-3	-9.16206E-5	6.46970E-4	9.05816E-2

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

25.814

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

18 - 40*

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

1024

Unit

Source

[1]

Normalized RMS of residuals

Value

0.554998

Unit

Source

[1]

Astrometry Summary

First Observation
Last Observation
Total Optical Observations (Discarded)

Optical

Value

Unit

Source

First Observation

Value

2022-11-20.89967

Unit

Source

[2]

Last Observation

Value

2022-11-27.899229

Unit

Source

[2]

Total Optical Observations (Discarded)

Value

67 (0)

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 2022WY3 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
EARTH	1951-12-09 10:16	> 1 w	0.0909688	0.0030793	0.1786766
EARTH	1984-12-06 21:07	> 1 w	0.0775214	0.0075751	0.0821785
EARTH	1989-11-01 11:54	> 1 d	0.1863783	0.0273539	0.0846787
EARTH	2022-11-25 08:57	< 1 min	0.0224240	0.0223791	0.0000150
EARTH	2055-11-14 22:16	> 1 w	0.0832462	0.0065697	0.0800778
EARTH	2083-11-23 23:44	> 1 w	0.0277427	0.0206854	0.0612842
EARTH	2106-12-05 08:53	> 1 mo	0.0566571	0.0139381	0.5726470

Download as:

Stationary Points

Ecc. an. ast.	Ecc. an. Earth	Distance in au	Classification
356.79032572	322.02561544	0.02159697	MINIMUM
179.53632387	145.01867590	0.77123746	SADDLE
358.22812688	143.89927338	2.02132462	SADDLE
178.84138326	324.50848724	2.77088904	MAXIMUM

Download:

MOID Plots

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