Asteroids

2022SW3 help

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

Orbital Properties

Epoch

61000.0

MJD

Orbit type

Aten

Perihelion (q)

0.502

Aphelion (Q)

1.029

Eccentricity (e)

0.344

Inclination (i)

12.9

deg

Orbit period (P)

244.8

Earth MOID

0.00853

U parameter

0.7

Next Earth close approach

Date

2026-09-16

Nominal distance (from Earth center)

0.06741

10084965

Maximum Brightness

22.7

mag

Risk

Object is not in risk list

Physical Properties

Absolute Magnitude (H)

24.9

mag

Diameter

28 - 60*

Taxonomic type

Rotation period (T)

Discovery Information

Discovery Date

2022-09-20

Observatory

PASTIS Observatory, Banon

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

0.765868

1-sigma variation

2.114E-9

Unit

Eccentricity (e)

Value

0.343989

1-sigma variation

1.941E-7

Unit

Inclination (i)

Value

12.9207

1-sigma variation

3.492E-5

Unit

Long. of Ascending Node (Ω)

Value

359.0136

1-sigma variation

2.846E-6

Unit

Arg. of Perihelion (ω)

Value

193.6008

1-sigma variation

0.0001

Unit

Mean Anomaly (M)

Value

57.01735

1-sigma variation

0.00012

Unit

Perihelion distance

Value

0.502418

1-sigma variation

Unit

Aphelion distance

Value

1.029318

1-sigma variation

Unit

Asc. Node-Earth Sep.

Value

0.010145

1-sigma variation

Unit

Desc. Node-Earth Sep.

Value

-0.490830

1-sigma variation

Unit

MOID

Value

0.008534

1-sigma variation

Unit

Orbit Period

Value

244.8102

1-sigma variation

Unit

U parameter

Value

0.7

1-sigma variation

Unit

Covariance Matrix

	a	e	i	Ω	ω	M
a	4.46972E-18	-1.03036E-16	-3.10652E-14	-2.69930E-15	-2.63813E-14	4.18862E-14
e	-1.03036E-16	3.76664E-14	5.43459E-12	2.79514E-13	1.09908E-11	-2.27706E-11
i	-3.10652E-14	5.43459E-12	1.21966E-9	7.72834E-11	1.45747E-9	-3.13246E-9
Ω	-2.69930E-15	2.79514E-13	7.72834E-11	8.09758E-12	6.93073E-11	-1.57800E-10
ω	-2.63813E-14	1.09908E-11	1.45747E-9	6.93073E-11	3.27794E-9	-6.74089E-9
M	4.18862E-14	-2.27706E-11	-3.13246E-9	-1.57800E-10	-6.74089E-9	1.39954E-8

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

24.851

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

28 - 60*

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

735

Unit

Source

[1]

Unobserved

Value

359

Unit

Source

[1]

Normalized RMS of residuals

Value

0.671196

Unit

Source

[1]

Astrometry Summary

First Observation
Last Observation
Total Optical Observations (Discarded)

Optical

Value

Unit

Source

First Observation

Value

2022-09-20.1384

Unit

Source

[2]

Last Observation

Value

2024-09-23.74235

Unit

Source

[2]

Total Optical Observations (Discarded)

Value

122 (3)

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 2022SW3 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	1961-10-23 07:53	< 1 min	0.1815010	0.1814859	0.0000050
EARTH	1963-10-18 15:16	< 1 min	0.1349098	0.1349010	0.0000030
EARTH	1965-10-09 16:31	< 1 min	0.0958747	0.0958703	0.0000014
EARTH	1967-10-01 01:04	< 1 min	0.0579790	0.0579788	0.0000001
EARTH	1969-09-23 03:12	< 1 min	0.0194776	0.0194729	0.0000015
EARTH	1971-09-19 13:39	< 1 min	0.0212685	0.0212597	0.0000029
EARTH	1973-09-15 21:07	< 1 min	0.0741776	0.0741666	0.0000037
EARTH	1975-09-15 09:19	< 1 min	0.1383432	0.1383320	0.0000037
EARTH	2014-10-22 22:43	< 1 min	0.1728104	0.1728095	0.0000003
EARTH	2016-10-16 14:47	< 1 min	0.1291728	0.1291722	0.0000002
EARTH	2018-10-08 14:06	< 1 min	0.0916884	0.0916879	0.0000002
EARTH	2020-09-29 09:18	< 1 min	0.0551124	0.0551121	0.0000001
EARTH	2022-09-23 05:19	< 1 s	0.0185686	0.0185685	0.0000000
EARTH	2024-09-19 03:38	< 1 s	0.0169995	0.0169993	0.0000001
EARTH	2026-09-16 09:31	< 1 min	0.0674138	0.0674135	0.0000001
EARTH	2028-09-14 17:43	< 1 min	0.1291462	0.1291457	0.0000001
EARTH	2030-09-15 17:21	< 1 min	0.1966653	0.1966648	0.0000002
EARTH	2067-10-24 18:22	< 1 min	0.1986014	0.1985992	0.0000007
EARTH	2069-10-20 07:01	< 1 min	0.1510066	0.1510044	0.0000007
EARTH	2071-10-13 11:12	< 1 min	0.1117440	0.1117419	0.0000007
EARTH	2073-10-04 04:08	< 1 min	0.0756878	0.0756858	0.0000007
EARTH	2075-09-26 20:37	< 1 min	0.0390711	0.0390691	0.0000007
EARTH	2077-09-20 23:42	< 1 min	0.0082931	0.0082929	0.0000001
EARTH	2079-09-18 02:05	< 1 min	0.0388712	0.0388628	0.0000028
EARTH	2081-09-15 11:40	< 1 min	0.0916579	0.0916434	0.0000048
EARTH	2083-09-15 13:29	< 1 min	0.1520015	0.1519815	0.0000067
EARTH	2124-10-21 20:22	5.2	0.1611749	0.1610498	0.0000417

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Stationary Points

Ecc. an. ast.	Ecc. an. Earth	Distance in au	Classification
158.80485942	256.41626421	0.00929551	MINIMUM
12.12025778	105.21989644	0.50284504	SADDLE
6.84889135	277.79573110	1.50034919	SADDLE
181.48268088	91.96805384	2.02875170	MAXIMUM

Download:

MOID Plots

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