Asteroids

2022WM6 help

Last update: 2024-04-25 14:31 UTC

Orbital Properties

Epoch

60400.0

MJD

Orbit type

Apollo

Perihelion (q)

0.612

Aphelion (Q)

4.206

Eccentricity (e)

0.746

Inclination (i)

0.3

deg

Orbit period (P)

1366.0

Earth MOID

0.00415

U parameter

7.9

Next Earth close approach

Date

2026-05-24

Nominal distance (from Earth center)

0.18121

27108832

Maximum Brightness

mag

Risk

Object is in risk list

Object is not in priority list

Physical Properties

Absolute Magnitude (H)

27.7

mag

Diameter

8 - 17*

Taxonomic type

Rotation period (T)

Discovery Information

Discovery Date

2022-11-26

Observatory

Mt. Lemmon Survey

Orbit Visualiser

Click the button to start Orbit Visualiser

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

60400.0000

1-sigma variation

Unit

MJD

Semimajor Axis

Value

2.409332

1-sigma variation

0.004247

Unit

Eccentricity (e)

Value

0.745853

1-sigma variation

0.000511

Unit

Inclination (i)

Value

0.3222

1-sigma variation

0.0003

Unit

Long. of Ascending Node (Ω)

Value

298.0287

1-sigma variation

0.0239

Unit

Arg. of Perihelion (ω)

Value

40.3128

1-sigma variation

0.0236

Unit

Mean Anomaly (M)

Value

141.30268

1-sigma variation

0.37728

Unit

Perihelion distance

Value

0.612324

1-sigma variation

Unit

Aphelion distance

Value

4.206339

1-sigma variation

Unit

Asc. Node-Earth Sep.

Value

-0.336752

1-sigma variation

Unit

Desc. Node-Earth Sep.

Value

1.526211

1-sigma variation

Unit

MOID

Value

0.004145

1-sigma variation

Unit

Orbit Period

Value

1365.9766

1-sigma variation

Unit

U parameter

Value

7.9

1-sigma variation

Unit

Covariance Matrix

	a	e	i	Ω	ω	M
a	1.80332E-5	2.16969E-6	1.15382E-6	-6.79326E-5	6.48562E-5	-1.60213E-3
e	2.16969E-6	2.61050E-7	1.38765E-7	-8.16022E-6	7.78981E-6	-1.92762E-4
i	1.15382E-6	1.38765E-7	7.98596E-8	-5.72986E-6	5.54696E-6	-1.02508E-4
Ω	-6.79326E-5	-8.16022E-6	-5.72986E-6	5.73426E-4	-5.64997E-4	6.03527E-3
ω	6.48562E-5	7.78981E-6	5.54696E-6	-5.64997E-4	5.57164E-4	-5.76196E-3
M	-1.60213E-3	-1.92762E-4	-1.02508E-4	6.03527E-3	-5.76196E-3	1.42338E-1

Date of computation: 2024-04-23 10:08 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

27.679

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

8 - 17*

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 ODIM	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

511

Unit

Source

[1]

Normalized RMS of residuals

Value

0.590732

Unit

Source

[1]

Astrometry Summary

First Observation
Last Observation
Total Optical Observations (Discarded)

Optical

Value

Unit

Source

First Observation

Value

2022-11-26.238251

Unit

Source

[2]

Last Observation

Value

2022-12-01.41056

Unit

Source

[2]

Total Optical Observations (Discarded)

Value

41 (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 2022WM6 from 1950 to 2124

Body	Date in UTC	Time uncert. in min	Nominal distance in au	Min. possibile distance in au	Distance uncert. in au
EARTH	1966-12-03 05:27	> 1 mo	0.1947532	0.0080300	4.2836834
EARTH	1970-06-11 07:19	> 1 mo	0.0869374	0.0062715	3.7082566
VENUS	1981-11-24 13:11	> 1 mo	0.0366995	0.0365176	0.0803792
EARTH	1985-06-17 15:18	> 1 mo	0.1749763	0.0052183	0.4637925
EARTH	1996-11-21 19:02	> 1 w	0.0395426	0.0049314	0.4114491
EARTH	2022-11-24 19:54	< 1 min	0.0053434	0.0053330	0.0000035
MARS	2023-01-13 03:60	61.0	0.0328920	0.0327537	0.0000467
EARTH	2026-05-24 08:23	> 1 d	0.1812113	0.0042384	0.0613058
EARTH	2037-11-30 17:13	> 1 w	0.1381848	0.0040177	0.2308217
MARS	2064-06-03 14:48	> 1 w	0.0431429	0.0388999	0.1266783
VENUS	2067-11-04 17:08	> 1 mo	0.0421920	0.0231434	0.3655173
EARTH	2086-06-09 17:36	> 1 mo	0.0882219	0.0002088	0.5438226
EARTH	2097-11-25 14:53	> 1 mo	0.0016406	0.0003169	0.8053060
EARTH	2119-06-03 11:28	> 1 mo	0.0235137	0.0023618	2265.5901949

Download as:

2022WM6

Date in UTC	MJD	σ	Distance ± Width in RE	Stretching in RE/σ	IP	Exp. energy	PS
2071-11-26.778	77806.778	-0.553	0.32 ± 0.008	9.97E5	7.38E-7	5.80E-8	-7.17
2082-11-26.460	81824.460	-0.588	0.79 ± 0.006	3.12E6	1.72E-7	1.35E-8	-7.89
2097-11-25.731	87302.731	1.351	0.78 ± 0.007	2.22E6	1.17E-7	9.21E-9	-8.16


Based on 41 optical observations (of which 0 are rejected as outliers) from 2022/11/26.238 to 2022/12/01.411.
Coordinates are given on the Target Plane.
Unit is one Earth radius, but impact cross section has radius between 1.12 and 1.12 Earth radii.
Coordinates for LOV = EQU scaled= 1 second= F.
Aegis software version= 4.0, Date of computation=20240110 090431.636 UTC.

Download this part as:

Download Impactor Table as: