Asteroids

2022WY3

Last update: 2022-11-27 09:04 UTC

Orbital Properties

Epoch

60000.0

MJD

Orbit type

Apollo

Perihelion (q)

1.008

Aphelion (Q)

1.786

Eccentricity (e)

0.279

Inclination (i)

10.0

deg

Orbit period (P)

603.3

Earth MOID

0.02095

U parameter

7.2

Next Earth close approach

Date

2055-12-16

Nominal distance (from Earth center)

0.14256

21327203

Maximum Brightness

124.2

mag

Risk

Object is not in risk list

Object is in priority list

Physical Properties

Absolute Magnitude (H)

25.8

mag

Diameter

25*

Taxonomic type

Rotation period (T)

Discovery Information

Discovery Date

2022-11-20

Observatory

ATLAS South Africa, Sutherland

Orbit Visualiser

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External links

Proper elements

Epoch

Near present day

Near middle of observation arc

Orbit properties

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

Value

1-sigma variation

Unit

Epoch

Value

60000.0000

1-sigma variation

Unit

MJD

Semimajor Axis

Value

1.397311

1-sigma variation

0.000376

Unit

Eccentricity (e)

Value

0.278510

1-sigma variation

0.000185

Unit

Inclination (i)

Value

10.0233

1-sigma variation

0.0052

Unit

Ascending Node (Ω)

Value

63.4522

1-sigma variation

0.0003

Unit

Arg. of Perihelion (ω)

Value

4.4855

1-sigma variation

0.0018

Unit

Mean Anomaly (M)

Value

52.04581

1-sigma variation

0.02001

Unit

Perihelion

Value

1.008146

1-sigma variation

Unit

Aphelion

Value

1.786476

1-sigma variation

Unit

Asc. Node-Earth Sep.

Value

0.020964

1-sigma variation

Unit

Desc. Node-Earth Sep.

Value

0.771539

1-sigma variation

Unit

MOID

Value

0.020946

1-sigma variation

Unit

Orbit Period

Value

603.3065

1-sigma variation

Unit

U parameter

Value

7.2

1-sigma variation

Unit

Covariance Matrix

	a	e	i	Ω	ω	M
a	1.41566E-7	6.97329E-8	1.97000E-6	9.84243E-8	-6.37561E-7	-7.52702E-6
e	6.97329E-8	3.43491E-8	9.70399E-7	4.84789E-8	-3.13898E-7	-3.70774E-6
i	1.97000E-6	9.70399E-7	2.74197E-5	1.36863E-6	-8.82873E-6	-1.04767E-4
Ω	9.84243E-8	4.84789E-8	1.36863E-6	6.86968E-8	-4.51873E-7	-5.22866E-6
ω	-6.37561E-7	-3.13898E-7	-8.82873E-6	-4.51873E-7	3.31753E-6	3.36619E-5
M	-7.52702E-6	-3.70774E-6	-1.04767E-4	-5.22866E-6	3.36619E-5	4.00333E-4

Date of computation: 2022-11-26 11:58 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

25.803

Unit

mag

Source

[1]

Slope Parameter (G)

Value

0.15**

Unit

mag

Source

[1]

Albedo
Diameter

Size and albedo

Value

Unit

Source

Albedo

Value

Unit

Source

[-]

Diameter

Value

25*

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

[-]

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Sources

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

Observational Information

Arc Length
Unobserved

Arc Information

Value

Unit

Source

Arc Length

Value

Unit

Source

[1]

Unobserved

Value

Unit

Source

[1]

Astrometry Summary

RMS of Residuals
First Observation
Last Observation
Total Optical Observations (Discarded)

Optical

Value

Unit

Source

RMS of Residuals

Value

0.778919

Unit

arcsec

Source

[1]

First Observation

Value

2022-11-20.89967

Unit

Source

[2]

Last Observation

Value

2022-11-25.423348

Unit

Source

[2]

Total Optical Observations (Discarded)

Value

58 (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

[3]

Last Observation

Value

Unit

Source

[3]

Delay (Discarded)

Value

0 (0)

Unit

Source

[1]

Doppler (Discarded)

Value

0 (0)

Unit

Source

[1]

Total Radar Observations (Discarded)

Value

0 (0)

Unit

Source

[1]

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

Sources

No.	Name	Additional
[1]	ESA ODIM	ESA orbit determination and impact monitoring system
[2]	MPC	Minor Planet Center: https://www.minorplanetcenter.net
[3]	JPL Radar Observations	Jet Propulsion Laboratory: https://ssd.jpl.nasa.gov/dat/radar_data_ast.txt

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 2122

Body	Date in UTC	Time uncert. in min	Nominal distance in au	Min. possibile distance in au	Distance uncert. in au
EARTH	1979-12-05 19:48	> 1 w	0.0658394	0.0217193	0.0711728
EARTH	1984-11-03 22:15	> 1 d	0.1614420	0.0220177	0.0793596
EARTH	2022-11-25 08:58	< 1 min	0.0224631	0.0224242	0.0000130
EARTH	2055-12-16 14:55	> 1 d	0.1425635	0.0216426	0.0744301
EARTH	2060-11-09 12:29	> 1 w	0.1179902	0.0220392	0.0691148
EARTH	2093-11-26 04:32	> 1 w	0.0217480	0.0217480	0.0008289

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