Asteroids

2022EX3 help

Last update: 2026-03-17 23:26 UTC

Orbital Properties

Epoch

61200.0

MJD

Orbit type

Apollo

Perihelion (q)

0.883

Aphelion (Q)

1.708

Eccentricity (e)

0.318

Inclination (i)

36.0

deg

Orbit period (P)

538.9

Earth MOID

0.04981

U parameter

8.2

Next Earth close approach

Date

2050-03-14

Nominal distance (from Earth center)

0.17919

26806551

Maximum Brightness

24.5

mag

Risk

Object is not in risk list

Physical Properties

Absolute Magnitude (H)

25.5

mag

Diameter

21 - 50*

Taxonomic type

Rotation period (T)

Discovery Information

Discovery Date

2022-03-08

Observatory

Mt. Lemmon 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

61200.0000

1-sigma variation

Unit

MJD

Semimajor Axis

Value

1.295940

1-sigma variation

0.001431

Unit

Eccentricity (e)

Value

0.318283

1-sigma variation

0.000641

Unit

Inclination (i)

Value

36.0218

1-sigma variation

0.0406

Unit

Long. of Ascending Node (Ω)

Value

168.5382

1-sigma variation

0.0006

Unit

Arg. of Perihelion (ω)

Value

290.6447

1-sigma variation

0.0797

Unit

Mean Anomaly (M)

Value

355.20828

1-sigma variation

1.83330

Unit

Perihelion distance

Value

0.883464

1-sigma variation

Unit

Aphelion distance

Value

1.708416

1-sigma variation

Unit

Asc. Node-Earth Sep.

Value

0.054482

1-sigma variation

Unit

Desc. Node-Earth Sep.

Value

0.304631

1-sigma variation

Unit

MOID

Value

0.049808

1-sigma variation

Unit

Orbit Period

Value

538.8599

1-sigma variation

Unit

U parameter

Value

8.2

1-sigma variation

Unit

Covariance Matrix

	a	e	i	Ω	ω	M
a	2.04885E-6	9.17776E-7	5.80814E-5	-8.20620E-7	1.14009E-4	-2.62414E-3
e	9.17776E-7	4.11132E-7	2.60173E-5	-3.67602E-7	5.10666E-5	-1.17548E-3
i	5.80814E-5	2.60173E-5	1.64657E-3	-2.32639E-5	3.23198E-3	-7.43901E-2
Ω	-8.20620E-7	-3.67602E-7	-2.32639E-5	3.28702E-7	-4.56621E-5	1.05104E-3
ω	1.14009E-4	5.10666E-5	3.23198E-3	-4.56621E-5	6.34487E-3	-1.46022E-1
M	-2.62414E-3	-1.17548E-3	-7.43901E-2	1.05104E-3	-1.46022E-1	3.36098E0

Date of computation: 2026-03-17 23:26 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

25.496

Unit

mag

Source

[1]

Slope Parameter (G)

Value

0.15**

Unit

Source

[1]

Albedo
Diameter

Size and albedo

Value

Unit

Source

Albedo

Value

0.05 - 0.25

Unit

Source

[2]

Diameter

Value

21 - 50*

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

1523

Unit

Source

[1]

Normalized RMS of residuals

Value

0.779425

Unit

Source

[1]

Astrometry Summary

First Observation
Last Observation
Total Optical Observations (Discarded)

Optical

Value

Unit

Source

First Observation

Value

2022-03-08.275963

Unit

Source

[2]

Last Observation

Value

2022-03-13.2392

Unit

Source

[2]

Total Optical Observations (Discarded)

Value

42 (2)

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

Note: Ephemerides requests are limited to a maximum of 1000 points and a final date not exceeding 2040/12/31 00:00.

Close Approaches for 2022EX3 from 1950 to 2126

Body	Date in UTC	Time uncert. in min	Nominal distance in au	Min. possible distance in au	Distance uncert. in au
EARTH	1963-03-07 08:44	> 1 w	0.0541046	0.0497752	0.1624679
EARTH	1991-03-12 22:20	> 1 w	0.1473430	0.0474177	0.2819839
EARTH	1994-03-02 23:08	> 1 w	0.1710663	0.0477147	0.2649926
EARTH	2022-03-07 22:39	< 1 min	0.0498021	0.0496179	0.0000614
EARTH	2050-03-14 01:19	> 1 w	0.1791907	0.0461679	0.2668533
EARTH	2053-03-03 19:36	> 1 w	0.1382716	0.0484936	0.2820999
EARTH	2081-03-09 00:36	> 1 w	0.0609328	0.0495934	0.2589750
EARTH	2112-03-07 00:29	> 1 w	0.0720269	0.0496536	0.5410962

Download as:

Stationary Points

Ecc. an. ast.	Ecc. an. Earth	Distance in au	Classification
51.32081084	64.85627224	0.04878323	MINIMUM
280.32215779	257.91662241	0.25738397	MINIMUM
343.88180250	335.75884020	0.58807121	SADDLE
165.17431689	169.33259316	1.04676560	SADDLE
352.09820407	169.38199082	1.81538201	SADDLE
191.76173545	11.91316680	2.59365232	MAXIMUM

Download:

MOID Plots

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