Asteroids

2022JL2 help

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

Orbital Properties

Epoch

61200.0

MJD

Orbit type

Apollo

Perihelion (q)

0.865

Aphelion (Q)

3.838

Eccentricity (e)

0.632

Inclination (i)

1.4

deg

Orbit period (P)

1316.9

Earth MOID

0.01665

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

61200.0000

1-sigma variation

Unit

MJD

Semimajor Axis

Value

2.351241

1-sigma variation

0.009259

Unit

Eccentricity (e)

Value

0.632305

1-sigma variation

0.001567

Unit

Inclination (i)

Value

1.4320

1-sigma variation

0.0021

Unit

Long. of Ascending Node (Ω)

Value

185.8902

1-sigma variation

0.0297

Unit

Arg. of Perihelion (ω)

Value

350.6996

1-sigma variation

0.0261

Unit

Mean Anomaly (M)

Value

58.46402

1-sigma variation

2.50662

Unit

Perihelion distance

Value

0.864539

1-sigma variation

Unit

Aphelion distance

Value

3.837944

1-sigma variation

Unit

Asc. Node-Earth Sep.

Value

-0.128405

1-sigma variation

Unit

Desc. Node-Earth Sep.

Value

2.748979

1-sigma variation

Unit

MOID

Value

0.016655

1-sigma variation

Unit

Orbit Period

Value

1316.8741

1-sigma variation

Unit

U parameter

Value

8.6

1-sigma variation

Unit

Covariance Matrix

	a	e	i	Ω	ω	M
a	8.57226E-5	1.45054E-5	1.92334E-5	-1.71459E-4	1.18203E-4	-2.32079E-2
e	1.45054E-5	2.45452E-6	3.25419E-6	-2.90310E-5	2.00187E-5	-3.92710E-3
i	1.92334E-5	3.25419E-6	4.54924E-6	-2.72429E-5	1.55009E-5	-5.20714E-3
Ω	-1.71459E-4	-2.90310E-5	-2.72429E-5	8.82263E-4	-7.65658E-4	4.64176E-2
ω	1.18203E-4	2.00187E-5	1.55009E-5	-7.65658E-4	6.82459E-4	-3.19995E-2
M	-2.32079E-2	-3.92710E-3	-5.20714E-3	4.64176E-2	-3.19995E-2	6.28314E0

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

26.466

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

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

1411

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

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 2022JL2 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	1957-05-02 01:08	> 1 mo	0.0157414	0.0127101	0.4629609
EARTH	2004-04-18 13:47	> 1 mo	0.0870860	0.0202688	0.3810744
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	0.7193220
EARTH	2069-03-21 02:13	> 1 mo	0.1318181	0.1242825	0.0041683
EARTH	2098-01-24 13:47	> 1 mo	0.0718149	0.0228461	1.5800571
EARTH	2116-02-01 02:49	> 1 mo	0.0268422	0.0222901	0.2428095

Download as:

Stationary Points

Ecc. an. ast.	Ecc. an. Earth	Distance in au	Classification
25.54669586	125.52490365	0.01680011	MINIMUM
336.81958200	28.07926273	0.02041174	MINIMUM
1.32639581	76.95913086	0.13206885	SADDLE
1.37217014	257.04645047	1.86938329	SADDLE
180.30570245	255.67537101	2.83208261	SADDLE
180.30694193	75.67381338	4.83349665	MAXIMUM

Download:

MOID Plots

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