Asteroids

2022GJ2 help

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

Orbital Properties

Epoch

61000.0

MJD

Orbit type

Apollo

Perihelion (q)

0.973

Aphelion (Q)

1.324

Eccentricity (e)

0.153

Inclination (i)

8.3

deg

Orbit period (P)

449.4

Earth MOID

0.00651

U parameter

6.5

Next Earth close approach

Date

2037-11-29

Nominal distance (from Earth center)

0.17431

26075789

Maximum Brightness

22.1

mag

Risk

Object is not in risk list

Physical Properties

Absolute Magnitude (H)

mag

Diameter

40 - 100*

Taxonomic type

Rotation period (T)

Discovery Information

Discovery Date

2022-04-06

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

1.148239

1-sigma variation

0.000086

Unit

Eccentricity (e)

Value

0.153004

1-sigma variation

0.000066

Unit

Inclination (i)

Value

8.2593

1-sigma variation

0.0031

Unit

Long. of Ascending Node (Ω)

Value

10.4167

1-sigma variation

0.0005

Unit

Arg. of Perihelion (ω)

Value

137.5284

1-sigma variation

0.0039

Unit

Mean Anomaly (M)

Value

16.19428

1-sigma variation

0.12633

Unit

Perihelion distance

Value

0.972554

1-sigma variation

Unit

Aphelion distance

Value

1.323925

1-sigma variation

Unit

Asc. Node-Earth Sep.

Value

0.263204

1-sigma variation

Unit

Desc. Node-Earth Sep.

Value

0.007346

1-sigma variation

Unit

MOID

Value

0.006508

1-sigma variation

Unit

Orbit Period

Value

449.4146

1-sigma variation

Unit

U parameter

Value

6.5

1-sigma variation

Unit

Covariance Matrix

	a	e	i	Ω	ω	M
a	7.31802E-9	5.65058E-9	2.62113E-7	-4.63702E-8	3.36783E-7	-1.08069E-5
e	5.65058E-9	4.36315E-9	2.02398E-7	-3.58036E-8	2.59996E-7	-8.34450E-6
i	2.62113E-7	2.02398E-7	9.38949E-6	-1.66069E-6	1.20572E-5	-3.87074E-4
Ω	-4.63702E-8	-3.58036E-8	-1.66069E-6	2.93985E-7	-2.13464E-6	6.84778E-5
ω	3.36783E-7	2.59996E-7	1.20572E-5	-2.13464E-6	1.55299E-5	-4.97367E-4
M	-1.08069E-5	-8.34450E-6	-3.87074E-4	6.84778E-5	-4.97367E-4	1.59592E-2

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

23.951

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

40 - 100*

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

1236

Unit

Source

[1]

Normalized RMS of residuals

Value

0.732057

Unit

Source

[1]

Astrometry Summary

First Observation
Last Observation
Total Optical Observations (Discarded)

Optical

Value

Unit

Source

First Observation

Value

2022-04-01.21292

Unit

Source

[2]

Last Observation

Value

2022-05-09.05563

Unit

Source

[2]

Total Optical Observations (Discarded)

Value

77 (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

[-]

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 2022GJ2 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	1957-03-21 07:37	> 1 d	0.0554240	0.0012685	0.0334003
EARTH	1972-11-29 03:02	> 1 w	0.1714924	0.1689256	0.0057721
EARTH	1973-03-28 22:26	> 1 d	0.0117656	0.0076548	0.0163146
EARTH	1983-11-12 15:53	> 1 d	0.1884830	0.1786412	0.0040337
EARTH	1984-04-04 16:04	> 1 d	0.0572896	0.0196535	0.0126223
EARTH	2011-03-06 06:53	> 1 d	0.1115970	0.0907642	0.0070299
EARTH	2021-11-18 21:44	34.8	0.1808618	0.1806075	0.0000848
EARTH	2022-04-02 07:12	< 1 min	0.0283048	0.0282715	0.0000111
EARTH	2037-11-29 04:32	> 1 d	0.1743059	0.1671908	0.0032019
EARTH	2038-03-29 17:46	> 1 d	0.0077007	0.0073333	0.0031573
EARTH	2065-03-17 06:58	> 1 mo	0.0730335	0.0076403	2.3656354
EARTH	2075-11-14 05:43	> 1 mo	0.1933411	0.1839927	0.1984161
EARTH	2076-04-05 16:14	> 1 mo	0.0671310	0.0019753	0.7498906
EARTH	2103-03-26 15:42	> 1 mo	0.0318505	0.0045659	5.5537532
EARTH	2113-12-13 18:30	> 1 mo	0.1682814	0.1607773	8.5214564
EARTH	2114-03-27 12:01	> 1 mo	0.0245832	0.0053492	27.3940136

Download as:

Stationary Points

Ecc. an. ast.	Ecc. an. Earth	Distance in au	Classification
35.62686919	85.91527595	0.00741408	MINIMUM
170.56903691	218.37726984	0.33441735	SADDLE
2.77797557	228.52531919	1.98130569	SADDLE
185.10380332	50.93437593	2.31046230	MAXIMUM

Download:

MOID Plots

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