Asteroids

2022WU5 help

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

Orbital Properties

Epoch

61000.0

MJD

Orbit type

Apollo

Perihelion (q)

0.887

Aphelion (Q)

1.274

Eccentricity (e)

0.179

Inclination (i)

17.3

deg

Orbit period (P)

410.2

Earth MOID

0.00483

U parameter

7.7

Next Earth close approach

Date

2031-12-05

Nominal distance (from Earth center)

0.10533

15756611

Maximum Brightness

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

2022-11-24

Observatory

Kitt Peak-Bok

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

1.080398

1-sigma variation

0.000419

Unit

Eccentricity (e)

Value

0.178987

1-sigma variation

0.000344

Unit

Inclination (i)

Value

17.3441

1-sigma variation

0.0378

Unit

Long. of Ascending Node (Ω)

Value

63.7395

1-sigma variation

0.0006

Unit

Arg. of Perihelion (ω)

Value

101.7454

1-sigma variation

0.0467

Unit

Mean Anomaly (M)

Value

155.69743

1-sigma variation

0.46941

Unit

Perihelion distance

Value

0.887020

1-sigma variation

Unit

Aphelion distance

Value

1.273776

1-sigma variation

Unit

Asc. Node-Earth Sep.

Value

0.098339

1-sigma variation

Unit

Desc. Node-Earth Sep.

Value

-0.005466

1-sigma variation

Unit

MOID

Value

0.004830

1-sigma variation

Unit

Orbit Period

Value

410.1795

1-sigma variation

Unit

U parameter

Value

7.7

1-sigma variation

Unit

Covariance Matrix

	a	e	i	Ω	ω	M
a	1.75388E-7	1.44076E-7	1.58235E-5	-2.36059E-7	-1.95388E-5	-1.96582E-4
e	1.44076E-7	1.18490E-7	1.29863E-5	-1.93502E-7	-1.60605E-5	-1.61460E-4
i	1.58235E-5	1.29863E-5	1.42918E-3	-2.13467E-5	-1.76124E-3	-1.77387E-2
Ω	-2.36059E-7	-1.93502E-7	-2.13467E-5	3.19360E-7	2.62511E-5	2.64682E-4
ω	-1.95388E-5	-1.60605E-5	-1.76124E-3	2.62511E-5	2.17839E-3	2.18970E-2
M	-1.96582E-4	-1.61460E-4	-1.77387E-2	2.64682E-4	2.18970E-2	2.20343E-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

25.822

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

1022

Unit

Source

[1]

Normalized RMS of residuals

Value

0.515901

Unit

Source

[1]

Astrometry Summary

First Observation
Last Observation
Total Optical Observations (Discarded)

Optical

Value

Unit

Source

First Observation

Value

2022-11-24.315619

Unit

Source

[2]

Last Observation

Value

2022-11-30.331295

Unit

Source

[2]

Total Optical Observations (Discarded)

Value

21 (1)

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 2022WU5 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	1952-06-01 10:58	> 1 mo	0.1476423	0.0083501	2.1041080
EARTH	1959-12-05 19:09	> 1 d	0.1384771	0.0918787	1.3186868
EARTH	1968-12-03 00:31	> 1 mo	0.0991218	0.0910049	0.4283245
EARTH	1978-05-16 04:50	> 1 w	0.1664791	0.0155658	0.5433479
EARTH	1987-05-24 23:21	> 1 d	0.0170484	0.0035432	0.0783913
EARTH	1996-05-23 04:34	> 1 d	0.0367004	0.0039800	0.0766687
EARTH	2005-05-18 06:04	> 1 d	0.1311244	0.0109168	0.0610682
EARTH	2013-11-28 11:47	> 1 d	0.1535503	0.1009454	0.0238733
EARTH	2022-12-03 09:15	1.4	0.0901467	0.0895938	0.0001843
EARTH	2031-12-05 02:13	129.2	0.1053264	0.0856023	0.0189681
EARTH	2040-12-03 13:08	1144.9	0.1976402	0.0900052	0.0571445
EARTH	2042-06-04 09:41	> 1 d	0.1946731	0.0127883	0.0659471
EARTH	2051-05-29 22:24	> 1 d	0.0785937	0.0060441	0.0839870
EARTH	2060-05-25 02:46	> 1 d	0.0045290	0.0043506	0.0134070
EARTH	2068-11-27 05:50	> 1 mo	0.1642470	0.0932317	5.0561006
EARTH	2077-12-04 02:46	> 1 mo	0.1132992	0.0818602	8.5255832
EARTH	2088-05-25 18:50	> 1 mo	0.0118458	0.0049178	15.4849449
EARTH	2097-05-25 23:51	> 1 mo	0.0112153	0.0048247	214.8072066
EARTH	2104-12-05 23:22	> 1 mo	0.1680596	0.0948999	2409.1638984
EARTH	2113-12-01 21:31	> 1 mo	0.1345404	0.0954099	4130.3803472
EARTH	2123-05-26 04:52	> 1 mo	0.0154743	0.0052917	8392.8645633

Download as:

Stationary Points

Ecc. an. ast.	Ecc. an. Earth	Distance in au	Classification
68.60641230	141.18319906	0.00320200	MINIMUM
276.89678372	329.86550433	0.08380025	MINIMUM
352.04041059	52.94556741	0.30031879	SADDLE
172.83388317	238.19374124	0.43017641	SADDLE
1.81493782	245.04829139	1.87348471	SADDLE
187.84953208	71.33101260	2.24354361	MAXIMUM

Download:

MOID Plots

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