Asteroids

2010MU112 help

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

Orbital Properties

Epoch

61000.0

MJD

Orbit type

Apollo

Perihelion (q)

0.808

Aphelion (Q)

2.704

Eccentricity (e)

0.540

Inclination (i)

48.0

deg

Orbit period (P)

850.0

Earth MOID

0.00026

U parameter

0.4

Next Earth close approach

Date

2068-12-17

Nominal distance (from Earth center)

0.10218

15286042

Maximum Brightness

18.7

mag

Risk

Object is not in risk list

Physical Properties

Absolute Magnitude (H)

20.5

mag

Diameter

599

Taxonomic type

Rotation period (T)

Discovery Information

Discovery Date

2010-06-30

Observatory

WISE

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

1.756048

1-sigma variation

1.807E-8

Unit

Eccentricity (e)

Value

0.539836

1-sigma variation

1.772E-7

Unit

Inclination (i)

Value

48.0439

1-sigma variation

0.0001

Unit

Long. of Ascending Node (Ω)

Value

261.0992

1-sigma variation

4.195E-5

Unit

Arg. of Perihelion (ω)

Value

119.2105

1-sigma variation

0.0001

Unit

Mean Anomaly (M)

Value

194.65441

1-sigma variation

0.00003

Unit

Perihelion distance

Value

0.808071

1-sigma variation

Unit

Aphelion distance

Value

2.704025

1-sigma variation

Unit

Asc. Node-Earth Sep.

Value

0.672218

1-sigma variation

Unit

Desc. Node-Earth Sep.

Value

0.000293

1-sigma variation

Unit

MOID

Value

0.000261

1-sigma variation

Unit

Orbit Period

Value

849.9689

1-sigma variation

Unit

U parameter

Value

0.4

1-sigma variation

Unit

Covariance Matrix

	a	e	i	Ω	ω	M
a	3.26427E-16	1.87440E-16	-4.92839E-14	-7.49393E-14	-2.30591E-14	-5.40086E-13
e	1.87440E-16	3.13884E-14	5.92897E-13	4.21304E-12	-3.21944E-12	-1.59115E-13
i	-4.92839E-14	5.92897E-13	3.00644E-9	1.32472E-9	9.97317E-10	-2.64015E-10
Ω	-7.49393E-14	4.21304E-12	1.32472E-9	1.75961E-9	-1.93557E-10	-2.73169E-11
ω	-2.30591E-14	-3.21944E-12	9.97317E-10	-1.93557E-10	2.98368E-9	-7.24411E-10
M	-5.40086E-13	-1.59115E-13	-2.64015E-10	-2.73169E-11	-7.24411E-10	1.15393E-9

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

20.454

Unit

mag

Source

[1]

Slope Parameter (G)

Value

0.15**

Unit

mag

Source

[1]

Albedo
Diameter

Size and albedo

Value

Unit

Source

Albedo

Value

0.028

Unit

Source

[2]

Diameter

Value

599

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]	EARN	1.) Mainzer, A. et al. (2011) ApJ 743, 156. (NEOWISE Observations of Near-Earth Objects: Preliminary Results) (albedo and diameters of 428 NEOs) 2.) Mainzer, A.; Grav, T.; Masiero, J.; Hand, E.; et al. (2011) Astrophys. J. 741, A90. See also Grav 2012b and Masiero 2012.

Observational Information

Arc Length
Unobserved
Normalized RMS of residuals

Arc Information

Value

Unit

Source

Arc Length

Value

3500

Unit

Source

[1]

Unobserved

Value

2067

Unit

Source

[1]

Normalized RMS of residuals

Value

0.567142

Unit

Source

[1]

Astrometry Summary

First Observation
Last Observation
Total Optical Observations (Discarded)

Optical

Value

Unit

Source

First Observation

Value

2010-06-29.93984

Unit

Source

[2]

Last Observation

Value

2020-01-29.13852

Unit

Source

[2]

Total Optical Observations (Discarded)

Value

57 (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 2010MU112 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	1954-12-05 09:41	< 1 min	0.1886471	0.1886308	0.0000054
EARTH	2068-12-17 07:16	< 1 min	0.1021809	0.1021666	0.0000047
EARTH	2075-12-14 12:13	< 1 min	0.0200295	0.0200164	0.0000044
EARTH	2082-12-13 15:33	< 1 min	0.0069082	0.0068836	0.0000082
EARTH	2089-12-19 19:27	3.7	0.1553987	0.1552182	0.0000602

Download as:

Stationary Points

Ecc. an. ast.	Ecc. an. Earth	Distance in au	Classification
35.55743247	339.20443853	0.00006990	MINIMUM
296.57260857	174.04805727	0.45673161	MINIMUM
341.91330915	245.48745662	0.76892632	SADDLE
349.27836977	84.90209545	1.67198521	SADDLE
167.31741028	99.86232364	2.07180286	SADDLE
187.82769770	293.16682518	3.52868741	MAXIMUM

Download:

MOID Plots

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