Asteroids

2022JL2 help

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

Orbital Properties

Epoch

61000.0

MJD

Orbit type

Apollo

Perihelion (q)

0.865

Aphelion (Q)

3.837

Eccentricity (e)

0.632

Inclination (i)

1.4

deg

Orbit period (P)

1316.5

Earth MOID

0.01680

U parameter

8.6

Next Earth close approach

Date

2051-02-11

Nominal distance (from Earth center)

0.069

10321978

Maximum Brightness

26.3

mag

Risk

Object is not in risk list

Physical Properties

Absolute Magnitude (H)

26.5

mag

Diameter

14 - 30*

Taxonomic type

Rotation period (T)

Discovery Information

Discovery Date

2022-05-12

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

61000.0000

1-sigma variation

Unit

MJD

Semimajor Axis

Value

2.350829

1-sigma variation

0.009238

Unit

Eccentricity (e)

Value

0.632244

1-sigma variation

0.001564

Unit

Inclination (i)

Value

1.4319

1-sigma variation

0.0022

Unit

Long. of Ascending Node (Ω)

Value

185.8967

1-sigma variation

0.0299

Unit

Arg. of Perihelion (ω)

Value

350.6867

1-sigma variation

0.0266

Unit

Mean Anomaly (M)

Value

3.79277

1-sigma variation

2.18442

Unit

Perihelion distance

Value

0.864531

1-sigma variation

Unit

Aphelion distance

Value

3.837128

1-sigma variation

Unit

Asc. Node-Earth Sep.

Value

-0.129935

1-sigma variation

Unit

Desc. Node-Earth Sep.

Value

2.749362

1-sigma variation

Unit

MOID

Value

0.016800

1-sigma variation

Unit

Orbit Period

Value

1316.5280

1-sigma variation

Unit

U parameter

Value

8.6

1-sigma variation

Unit

Covariance Matrix

	a	e	i	Ω	ω	M
a	8.53452E-5	1.44468E-5	1.93782E-5	-1.73273E-4	1.26141E-4	-2.01803E-2
e	1.44468E-5	2.44549E-6	3.27989E-6	-2.93486E-5	2.13697E-5	-3.41601E-3
i	1.93782E-5	3.27989E-6	4.63391E-6	-2.81143E-5	1.76196E-5	-4.58211E-3
Ω	-1.73273E-4	-2.93486E-5	-2.81143E-5	8.91167E-4	-7.85391E-4	4.09693E-2
ω	1.26141E-4	2.13697E-5	1.76196E-5	-7.85391E-4	7.05963E-4	-2.98248E-2
M	-2.01803E-2	-3.41601E-3	-4.58211E-3	4.09693E-2	-2.98248E-2	4.77171E0

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

26.466

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

14 - 30*

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

1222

Unit

Source

[1]

Normalized RMS of residuals

Value

0.936231

Unit

Source

[1]

Astrometry Summary

First Observation
Last Observation
Total Optical Observations (Discarded)

Optical

Value

Unit

Source

First Observation

Value

2022-05-11.43132

Unit

Source

[2]

Last Observation

Value

2022-05-13.298852

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

Close Approaches for 2022JL2 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	1957-05-02 01:08	> 1 mo	0.0157414	0.0127101	0.4629432
EARTH	2004-04-18 13:47	> 1 mo	0.0870860	0.0202688	0.3810598
EARTH	2022-05-08 14:39	< 1 min	0.0170659	0.0169539	0.0000373
EARTH	2051-02-11 19:32	> 1 mo	0.0689982	0.0224932	0.7192945
EARTH	2069-03-21 02:13	> 1 mo	0.1318181	0.1242826	0.0041681
EARTH	2098-01-24 13:47	> 1 mo	0.0718149	0.0228461	1.5799966
EARTH	2116-02-01 02:49	> 1 mo	0.0268422	0.0222901	0.2428002

Download as:

Stationary Points

Ecc. an. ast.	Ecc. an. Earth	Distance in au	Classification
25.41328298	124.39965613	0.01668803	MINIMUM
336.81170911	27.18346184	0.02038015	MINIMUM
1.24310026	75.93154740	0.13136805	SADDLE
1.28920917	256.01994444	1.86835704	SADDLE
180.28708021	254.73182734	2.83226263	SADDLE
180.28844128	74.73044707	4.83194838	MAXIMUM

Download:

MOID Plots

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