Asteroids

2022FG4 help

Last update: 2025-12-08 12:45 UTC

Orbital Properties

Epoch

61000.0

MJD

Orbit type

Apollo

Perihelion (q)

0.491

Aphelion (Q)

2.310

Eccentricity (e)

0.649

Inclination (i)

3.3

deg

Orbit period (P)

605.5

Earth MOID

0.03587

U parameter

0.1

Next Earth close approach

Date

2027-04-06

Nominal distance (from Earth center)

0.12131

18147622

Maximum Brightness

21.3

mag

Risk

Object is not in risk list

Physical Properties

Absolute Magnitude (H)

22.5

mag

Diameter

80 - 180*

Taxonomic type

Rotation period (T)

Discovery Information

Discovery Date

2022-03-29

Observatory

GINOP-KHK, Piszkesteto

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

1.400694

1-sigma variation

9.589E-9

Unit

Eccentricity (e)

Value

0.649365

1-sigma variation

3.479E-8

Unit

Inclination (i)

Value

3.2604

1-sigma variation

2.588E-6

Unit

Long. of Ascending Node (Ω)

Value

93.6494

1-sigma variation

0.0001

Unit

Arg. of Perihelion (ω)

Value

214.1118

1-sigma variation

0.0001

Unit

Mean Anomaly (M)

Value

32.45830

1-sigma variation

0.00001

Unit

Perihelion distance

Value

0.491133

1-sigma variation

Unit

Aphelion distance

Value

2.310256

1-sigma variation

Unit

Asc. Node-Earth Sep.

Value

0.766992

1-sigma variation

Unit

Desc. Node-Earth Sep.

Value

-0.491062

1-sigma variation

Unit

MOID

Value

0.035868

1-sigma variation

Unit

Orbit Period

Value

605.4992

1-sigma variation

Unit

U parameter

Value

0.1

1-sigma variation

Unit

Covariance Matrix

	a	e	i	Ω	ω	M
a	9.19452E-17	3.14151E-16	-1.78255E-15	-3.37884E-13	3.68890E-13	-5.36118E-14
e	3.14151E-16	1.21005E-15	5.27403E-15	-1.33275E-12	1.45413E-12	-1.97464E-13
i	-1.78255E-15	5.27403E-15	6.69977E-12	-9.62579E-11	9.78435E-11	-1.44607E-12
Ω	-3.37884E-13	-1.33275E-12	-9.62579E-11	4.64952E-9	-4.82934E-9	2.50267E-10
ω	3.68890E-13	1.45413E-12	9.78435E-11	-4.82934E-9	5.02899E-9	-2.74292E-10
M	-5.36118E-14	-1.97464E-13	-1.44607E-12	2.50267E-10	-2.74292E-10	3.59712E-11

Date of computation: 2025-12-08 12:45 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

22.547

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

80 - 180*

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

3201

Unit

Source

[1]

Unobserved

Value

Unit

Source

[1]

Normalized RMS of residuals

Value

0.579949

Unit

Source

[1]

Astrometry Summary

First Observation
Last Observation
Total Optical Observations (Discarded)

Optical

Value

Unit

Source

First Observation

Value

2017-03-04.445899

Unit

Source

[2]

Last Observation

Value

2025-12-08.418454

Unit

Source

[2]

Total Optical Observations (Discarded)

Value

183 (4)

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 2022FG4 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
VENUS	1952-12-27 06:20	< 1 min	0.0418419	0.0418209	0.0000070
EARTH	1974-04-16 15:03	< 1 min	0.1353737	0.1353722	0.0000005
VENUS	1974-07-06 17:54	< 1 min	0.0158278	0.0158259	0.0000006
EARTH	1977-11-17 00:14	< 1 min	0.0408753	0.0408750	0.0000001
EARTH	1979-04-05 10:47	< 1 s	0.1286739	0.1286733	0.0000002
VENUS	1985-12-06 09:11	< 1 min	0.0147740	0.0147729	0.0000004
VENUS	2007-06-16 13:42	< 1 s	0.0324266	0.0324260	0.0000002
EARTH	2020-11-25 01:42	< 1 s	0.1986201	0.1986195	0.0000002
EARTH	2022-04-13 20:42	< 1 s	0.0816384	0.0816382	0.0000001
VENUS	2022-07-03 15:13	< 1 s	0.0247916	0.0247910	0.0000002
EARTH	2025-11-16 18:23	< 1 s	0.0361560	0.0361559	0.0000000
EARTH	2027-04-06 08:13	< 1 min	0.1213094	0.1213086	0.0000003
EARTH	2030-11-08 21:49	< 1 min	0.1730734	0.1730724	0.0000003
EARTH	2075-04-18 23:53	< 1 min	0.1575175	0.1575169	0.0000002
EARTH	2078-11-21 01:44	< 1 min	0.0909856	0.0909840	0.0000005
EARTH	2080-04-09 10:12	< 1 min	0.0645669	0.0645662	0.0000002
EARTH	2083-11-13 00:00	< 1 min	0.1063802	0.1063781	0.0000007
VENUS	2108-08-20 14:24	< 1 min	0.0375202	0.0375196	0.0000002

Download as:

Stationary Points

Ecc. an. ast.	Ecc. an. Earth	Distance in au	Classification
63.18205492	313.50437602	0.03586795	MINIMUM
296.08113884	98.43022496	0.05454507	MINIMUM
359.15653725	205.46366396	0.52572449	SADDLE
179.85707921	26.15710767	1.32582534	SADDLE
359.07274034	25.24815089	1.47621940	SADDLE
179.74474182	206.09985736	3.32624944	MAXIMUM

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MOID Plots

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