Asteroids

2022JM2 help

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

Orbital Properties

Epoch

61200.0

MJD

Orbit type

Apollo

Perihelion (q)

0.372

Aphelion (Q)

4.886

Eccentricity (e)

0.859

Inclination (i)

7.1

deg

Orbit period (P)

1557.0

Earth MOID

0.00119

U parameter

8.0

Next Earth close approach

Date

2043-12-15

Nominal distance (from Earth center)

0.105

15707579

Maximum Brightness

mag

Risk

Object is not in risk list

Physical Properties

Absolute Magnitude (H)

27.8

mag

Diameter

7 - 16*

Taxonomic type

Rotation period (T)

Discovery Information

Discovery Date

2022-05-06

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

2.629024

1-sigma variation

0.006363

Unit

Eccentricity (e)

Value

0.858624

1-sigma variation

0.000398

Unit

Inclination (i)

Value

7.0869

1-sigma variation

0.0053

Unit

Long. of Ascending Node (Ω)

Value

225.5709

1-sigma variation

2.945E-5

Unit

Arg. of Perihelion (ω)

Value

112.1133

1-sigma variation

0.0019

Unit

Mean Anomaly (M)

Value

335.90496

1-sigma variation

1.21592

Unit

Perihelion distance

Value

0.371680

1-sigma variation

Unit

Aphelion distance

Value

4.886369

1-sigma variation

Unit

Asc. Node-Earth Sep.

Value

0.011508

1-sigma variation

Unit

Desc. Node-Earth Sep.

Value

-0.469103

1-sigma variation

Unit

MOID

Value

0.001185

1-sigma variation

Unit

Orbit Period

Value

1557.0061

1-sigma variation

Unit

U parameter

Value

8.0

1-sigma variation

Unit

Covariance Matrix

	a	e	i	Ω	ω	M
a	4.04895E-5	2.53114E-6	3.35081E-5	1.77296E-7	-7.46649E-6	-7.73709E-3
e	2.53114E-6	1.58256E-7	2.09232E-6	1.10414E-8	-4.59106E-7	-4.83672E-4
i	3.35081E-5	2.09232E-6	2.79800E-5	1.51368E-7	-6.88070E-6	-6.40305E-3
Ω	1.77296E-7	1.10414E-8	1.51368E-7	8.67257E-10	-4.50789E-8	-3.38799E-5
ω	-7.46649E-6	-4.59106E-7	-6.88070E-6	-4.50789E-8	3.62639E-6	1.42687E-3
M	-7.73709E-3	-4.83672E-4	-6.40305E-3	-3.38799E-5	1.42687E-3	1.47847E0

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

27.808

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

7 - 16*

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

0.2

Unit

Source

[1]

Unobserved

Value

1424

Unit

Source

[1]

Normalized RMS of residuals

Value

0.351534

Unit

Source

[1]

Astrometry Summary

First Observation
Last Observation
Total Optical Observations (Discarded)

Optical

Value

Unit

Source

First Observation

Value

2022-05-06.396104

Unit

Source

[2]

Last Observation

Value

2022-05-06.625746

Unit

Source

[2]

Total Optical Observations (Discarded)

Value

17 (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

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 2022JM2 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	1960-12-10 04:08	> 1 mo	0.1634456	0.0039002	1.3243809
EARTH	2000-04-29 05:35	> 1 w	0.1749016	0.0431660	0.5611268
EARTH	2004-12-16 20:14	> 1 w	0.0541998	0.0418556	0.2853158
EARTH	2022-05-06 18:22	< 1 s	0.0010301	0.0010284	0.0000006
EARTH	2043-12-15 22:07	> 1 w	0.1049987	0.0834211	0.2312072
EARTH	2069-04-26 19:05	> 1 w	0.1887357	0.0374391	0.2448947
EARTH	2086-05-10 03:14	> 1 w	0.0708153	0.0519988	0.1191879
EARTH	2107-12-22 10:35	> 1 d	0.1373628	0.1299316	0.0354693

Download as:

Stationary Points

Ecc. an. ast.	Ecc. an. Earth	Distance in au	Classification
315.79847315	123.93294185	0.00102294	MINIMUM
42.85859505	346.20860016	0.08131410	MINIMUM
358.45780047	233.07746673	0.64304515	SADDLE
358.61217305	53.61088182	1.36069079	SADDLE
179.85419883	56.32260650	3.90240256	SADDLE
179.92930847	236.34014244	5.89027586	MAXIMUM

Download:

MOID Plots

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