Asteroids

2022WM3 help

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

Orbital Properties

Epoch

61000.0

MJD

Orbit type

Aten

Perihelion (q)

0.666

Aphelion (Q)

1.047

Eccentricity (e)

0.223

Inclination (i)

4.1

deg

Orbit period (P)

289.4

Earth MOID

0.00063

U parameter

5.9

Next Earth close approach

Date

2027-01-27

Nominal distance (from Earth center)

0.07034

10522867

Maximum Brightness

25.2

mag

Risk

Object is in risk list

Physical Properties

Absolute Magnitude (H)

28.4

mag

Diameter

6 - 12*

Taxonomic type

Rotation period (T)

Discovery Information

Discovery Date

2022-11-21

Observatory

Catalina Sky 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

0.856339

1-sigma variation

0.000015

Unit

Eccentricity (e)

Value

0.222560

1-sigma variation

0.000036

Unit

Inclination (i)

Value

4.1418

1-sigma variation

0.0008

Unit

Long. of Ascending Node (Ω)

Value

57.9224

1-sigma variation

1.296E-5

Unit

Arg. of Perihelion (ω)

Value

216.9811

1-sigma variation

0.0001

Unit

Mean Anomaly (M)

Value

49.00109

1-sigma variation

0.03397

Unit

Perihelion distance

Value

0.665752

1-sigma variation

Unit

Aphelion distance

Value

1.046927

1-sigma variation

Unit

Asc. Node-Earth Sep.

Value

0.001663

1-sigma variation

Unit

Desc. Node-Earth Sep.

Value

-0.322165

1-sigma variation

Unit

MOID

Value

0.000633

1-sigma variation

Unit

Orbit Period

Value

289.4459

1-sigma variation

Unit

U parameter

Value

5.9

1-sigma variation

Unit

Covariance Matrix

	a	e	i	Ω	ω	M
a	2.39499E-10	-5.59978E-10	-1.16202E-8	-1.19475E-10	1.20911E-9	-5.25755E-7
e	-5.59978E-10	1.30976E-9	2.71902E-8	2.73190E-10	-2.75252E-9	1.22914E-6
i	-1.16202E-8	2.71902E-8	5.64839E-7	5.52116E-9	-5.53535E-8	2.55029E-5
Ω	-1.19475E-10	2.73190E-10	5.52116E-9	1.67835E-10	-1.59157E-9	2.64099E-7
ω	1.20911E-9	-2.75252E-9	-5.53535E-8	-1.59157E-9	1.82041E-8	-2.67689E-6
M	-5.25755E-7	1.22914E-6	2.55029E-5	2.64099E-7	-2.67689E-6	1.15420E-3

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

28.398

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

6 - 12*

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 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

1027

Unit

Source

[1]

Normalized RMS of residuals

Value

0.46728

Unit

Source

[1]

Astrometry Summary

First Observation
Last Observation
Total Optical Observations (Discarded)

Optical

Value

Unit

Source

First Observation

Value

2022-11-21.17168

Unit

Source

[2]

Last Observation

Value

2022-11-25.19927

Unit

Source

[2]

Total Optical Observations (Discarded)

Value

53 (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 2022WM3 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	1951-11-21 17:22	> 1 w	0.0065555	0.0019583	0.0936962
EARTH	1954-11-17 14:34	> 1 d	0.1963879	0.0163717	0.0606073
VENUS	1957-07-30 18:51	> 1 d	0.0117266	0.0066248	0.0130486
EARTH	1977-01-24 02:15	> 1 d	0.0899160	0.0540782	0.0683689
EARTH	1980-01-05 23:30	> 1 w	0.0555762	0.0544253	0.0038979
EARTH	1982-11-27 06:02	> 1 d	0.0239477	0.0082175	0.0055414
EARTH	1985-11-17 09:59	> 1 d	0.0444988	0.0011758	0.0459795
EARTH	1988-11-16 21:37	895.4	0.1533559	0.0041870	0.0532381
VENUS	1990-10-23 12:49	> 1 w	0.0320940	0.0072683	0.0525987
VENUS	1997-10-19 00:20	> 1 w	0.0378178	0.0004424	0.0731402
EARTH	2011-01-23 11:48	117.4	0.1722519	0.1378930	0.0116077
EARTH	2014-01-22 23:53	64.7	0.0733064	0.0606024	0.0049446
VENUS	2014-06-01 23:55	> 1 d	0.0207632	0.0004970	0.0121029
EARTH	2017-01-13 05:17	> 1 d	0.0508691	0.0508346	0.0001346
EARTH	2019-12-28 14:55	978.4	0.0547557	0.0542375	0.0001793
VENUS	2021-03-11 06:57	31.2	0.0063096	0.0057505	0.0001864
EARTH	2022-11-20 02:51	< 1 min	0.0013182	0.0013175	0.0000002
EARTH	2027-01-27 14:49	190.5	0.0703410	0.0701223	0.0000775
EARTH	2041-11-18 10:17	114.2	0.0230728	0.0178660	0.0017357
VENUS	2043-02-13 06:51	113.9	0.0372003	0.0363846	0.0002723
EARTH	2046-01-15 12:54	> 1 d	0.0768762	0.0749722	0.0007386
VENUS	2048-09-09 16:53	> 1 d	0.0390088	0.0178850	0.0072804
EARTH	2050-02-04 23:25	260.9	0.1683714	0.1470026	0.0072396
VENUS	2059-12-08 16:51	660.8	0.0122827	0.0099979	0.0021442
EARTH	2064-11-16 17:42	115.1	0.0752935	0.0509102	0.0081292
VENUS	2067-09-23 06:17	1269.8	0.0434565	0.0119262	0.0116263
EARTH	2068-11-24 14:21	> 1 d	0.0302805	0.0136708	0.0055371
EARTH	2073-01-22 10:29	> 1 d	0.0750106	0.0701600	0.0029921
EARTH	2077-02-05 10:43	672.9	0.1503041	0.0836224	0.0257061
EARTH	2091-11-18 14:36	177.3	0.1489025	0.1369737	0.0039769
VENUS	2092-05-21 09:04	> 1 d	0.0491752	0.0343553	0.0050014
EARTH	2095-11-20 01:49	> 1 d	0.0020737	0.0014296	0.0098736
VENUS	2097-11-10 10:10	> 1 w	0.0194042	0.0142022	0.1985557
VENUS	2101-02-18 20:03	> 1 mo	0.0453302	0.0150369	0.2474366
EARTH	2102-11-20 02:23	> 1 w	0.0140994	0.0021665	0.1656100
VENUS	2109-07-25 01:13	> 1 mo	0.0187240	0.0132299	1.7588617
EARTH	2109-11-19 09:54	> 1 mo	0.1932508	0.0025986	2.4419019
EARTH	2114-02-03 19:35	> 1 d	0.0975104	0.0590903	3.5997534
VENUS	2118-02-28 15:29	> 1 mo	0.0425667	0.0130684	6.6377356
EARTH	2120-12-21 22:39	> 1 mo	0.0686417	0.0307524	0.5657573
VENUS	2121-06-21 00:35	> 1 mo	0.0353330	0.0026581	2.5933003

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Stationary Points

Ecc. an. ast.	Ecc. an. Earth	Distance in au	Classification
133.90092657	315.83497957	0.00062682	MINIMUM
224.65251701	28.44093805	0.06878094	MINIMUM
190.51666795	0.96862818	0.07957462	SADDLE
2.37947176	175.46071852	0.35239779	SADDLE
1.04084840	353.74580326	1.64914419	SADDLE
180.18347666	172.85176400	2.06260944	MAXIMUM

Download:

MOID Plots

Click on the images to zoom-in and zoom-out

Level lines of the squared distance function

2022WM3

Date in UTC	MJD	σ	σ_imp	Distance ± Width in RE	Stretching in RE	IP	Impact energy	PS	TS
2097-11-18.776	87295.776	4.137	0.000	1.01 ± 0.006	2.06E6	1.37E-10	8.91E-3	-11.83	0


Based on 53 optical observations (of which 1 are rejected as outliers) from 2022/11/21.172 to 2022/11/25.199.
Coordinates are given on the Target Plane.
Unit is one Earth radius, but impact cross section has radius between 2.09 and 2.09 Earth radii.
Coordinates for LOV = EQU scaled= 1 second= F.
Aegis software version= 4.0, Date of computation=20250805 130500.123 UTC.

Download this part as:

Download Impactor Table as: