Asteroids

2022LB2 help

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

Orbital Properties

Epoch

61000.0

MJD

Orbit type

Apollo

Perihelion (q)

0.963

Aphelion (Q)

2.342

Eccentricity (e)

0.417

Inclination (i)

2.1

deg

Orbit period (P)

776.0

Earth MOID

0.00651

U parameter

8.1

Next Earth close approach

Date

2039-06-23

Nominal distance (from Earth center)

0.02464

3686050

Maximum Brightness

20.1

mag

Risk

Object is not in risk list

Physical Properties

Absolute Magnitude (H)

mag

Diameter

17 - 40*

Taxonomic type

Rotation period (T)

Discovery Information

Discovery Date

2022-06-06

Observatory

Pan-STARRS 2, Haleakala

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

1.652677

1-sigma variation

0.001975

Unit

Eccentricity (e)

Value

0.417073

1-sigma variation

0.000729

Unit

Inclination (i)

Value

2.0553

1-sigma variation

0.0029

Unit

Long. of Ascending Node (Ω)

Value

85.0713

1-sigma variation

0.0004

Unit

Arg. of Perihelion (ω)

Value

225.5333

1-sigma variation

0.0010

Unit

Mean Anomaly (M)

Value

203.13005

1-sigma variation

1.00581

Unit

Perihelion distance

Value

0.963389

1-sigma variation

Unit

Aphelion distance

Value

2.341964

1-sigma variation

Unit

Asc. Node-Earth Sep.

Value

0.943202

1-sigma variation

Unit

Desc. Node-Earth Sep.

Value

0.039457

1-sigma variation

Unit

MOID

Value

0.006509

1-sigma variation

Unit

Orbit Period

Value

776.0332

1-sigma variation

Unit

U parameter

Value

8.1

1-sigma variation

Unit

Covariance Matrix

	a	e	i	Ω	ω	M
a	3.90048E-6	1.43957E-6	5.73326E-6	5.54631E-7	-1.56156E-6	-1.98645E-3
e	1.43957E-6	5.31317E-7	2.11586E-6	2.05480E-7	-5.74562E-7	-7.33149E-4
i	5.73326E-6	2.11586E-6	8.42985E-6	8.00951E-7	-2.32751E-6	-2.91984E-3
Ω	5.54631E-7	2.05480E-7	8.00951E-7	1.59515E-7	-4.26584E-8	-2.82544E-4
ω	-1.56156E-6	-5.74562E-7	-2.32751E-6	-4.26584E-8	1.03682E-6	7.95092E-4
M	-1.98645E-3	-7.33149E-4	-2.91984E-3	-2.82544E-4	7.95092E-4	1.01166E0

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

25.961

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

17 - 40*

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

1185

Unit

Source

[1]

Normalized RMS of residuals

Value

0.501397

Unit

Source

[1]

Astrometry Summary

First Observation
Last Observation
Total Optical Observations (Discarded)

Optical

Value

Unit

Source

First Observation

Value

2022-06-06.391047

Unit

Source

[2]

Last Observation

Value

2022-06-22.892333

Unit

Source

[2]

Total Optical Observations (Discarded)

Value

25 (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 2022LB2 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	1960-07-02 17:14	> 1 mo	0.0218653	0.0055630	0.1495133
EARTH	1992-09-11 23:14	> 1 w	0.0575641	0.0362141	0.1444244
EARTH	2007-08-09 04:18	> 1 mo	0.0555122	0.0495390	0.0165907
EARTH	2022-06-25 04:44	< 1 min	0.0128666	0.0128081	0.0000195
EARTH	2039-06-23 03:06	> 1 w	0.0246397	0.0065991	0.1540659
MARS	2051-11-18 22:12	> 1 mo	0.0266662	0.0261943	0.2090445
EARTH	2058-09-03 23:47	> 1 mo	0.0355763	0.0352529	0.2782835
MARS	2068-10-23 05:25	> 1 mo	0.0257948	0.0256667	0.9967663
EARTH	2075-06-07 08:56	> 1 mo	0.1830561	0.0036150	24.6304881
MARS	2085-09-27 08:04	> 1 mo	0.0263243	0.0256782	6.0635760
EARTH	2094-07-15 09:06	> 1 mo	0.0443634	0.0026089	26.1818823
MARS	2102-09-04 07:33	> 1 mo	0.0480947	0.0246369	9.6208091
EARTH	2113-09-29 01:44	> 1 mo	0.1977753	0.0372875	41.6304278

Download as:

Stationary Points

Ecc. an. ast.	Ecc. an. Earth	Distance in au	Classification
337.28704798	173.48271706	0.00701379	MINIMUM
20.06060143	239.98070999	0.03521666	MINIMUM
0.56356653	209.70169394	0.05625565	SADDLE
179.65637012	27.93047376	1.35682927	SADDLE
359.08218574	27.34471614	1.94946378	SADDLE
179.56236252	207.86516092	3.35593533	MAXIMUM

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MOID Plots

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