Asteroids

365424 2010KX7 help

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

Orbital Properties

Epoch

61000.0

MJD

Orbit type

Aten

Perihelion (q)

0.820

Aphelion (Q)

1.158

Eccentricity (e)

0.171

Inclination (i)

21.5

deg

Orbit period (P)

359.4

Earth MOID

0.03111

U parameter

1.0

Next Earth close approach

Date

2074-05-07

Nominal distance (from Earth center)

0.12865

19245462

Maximum Brightness

20.2

mag

Risk

Object is not in risk list

Physical Properties

Absolute Magnitude (H)

21.8

mag

Diameter

212

Taxonomic type

Rotation period (T)

Discovery Information

Discovery Date

2010-05-16

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

0.989341

1-sigma variation

1.236E-8

Unit

Eccentricity (e)

Value

0.170936

1-sigma variation

4.961E-7

Unit

Inclination (i)

Value

21.4937

1-sigma variation

3.488E-5

Unit

Long. of Ascending Node (Ω)

Value

46.4537

1-sigma variation

7.692E-6

Unit

Arg. of Perihelion (ω)

Value

61.9418

1-sigma variation

1.777E-5

Unit

Mean Anomaly (M)

Value

12.52852

1-sigma variation

0.00012

Unit

Perihelion distance

Value

0.820227

1-sigma variation

Unit

Aphelion distance

Value

1.158455

1-sigma variation

Unit

Asc. Node-Earth Sep.

Value

-0.101719

1-sigma variation

Unit

Desc. Node-Earth Sep.

Value

0.033773

1-sigma variation

Unit

MOID

Value

0.031111

1-sigma variation

Unit

Orbit Period

Value

359.4328

1-sigma variation

Unit

U parameter

Value

1.0

1-sigma variation

Unit

Covariance Matrix

	a	e	i	Ω	ω	M
a	1.52877E-16	5.67139E-16	-9.10444E-14	2.48331E-14	3.71199E-14	-1.27251E-12
e	5.67139E-16	2.46076E-13	4.73355E-12	-8.54478E-13	6.96605E-12	-3.16296E-11
i	-9.10444E-14	4.73355E-12	1.21653E-9	-2.54605E-10	3.82063E-10	1.81656E-10
Ω	2.48331E-14	-8.54478E-13	-2.54605E-10	5.91615E-11	-6.72634E-11	-1.14500E-10
ω	3.71199E-14	6.96605E-12	3.82063E-10	-6.72634E-11	3.15811E-10	-1.12237E-9
M	-1.27251E-12	-3.16296E-11	1.81656E-10	-1.14500E-10	-1.12237E-9	1.36337E-8

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

21.836

Unit

mag

Source

[1]

Slope Parameter (G)

Value

0.15**

Unit

mag

Source

[1]

Albedo
Diameter

Size and albedo

Value

Unit

Source

Albedo

Value

0.075

Unit

Source

[2]

Diameter

Value

212

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

Radar R

Unit

Source

[3]

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.
[3]	EARN	1.) href="http://echo.jpl.nasa.gov/asteroids/index.html">JPL's NEO Radar Detection Program Webpage

Observational Information

Arc Length
Unobserved
Normalized RMS of residuals

Arc Information

Value

Unit

Source

Arc Length

Value

1103

Unit

Source

[1]

Unobserved

Value

4528

Unit

Source

[1]

Normalized RMS of residuals

Value

0.499962

Unit

Source

[1]

Astrometry Summary

First Observation
Last Observation
Total Optical Observations (Discarded)

Optical

Value

Unit

Source

First Observation

Value

2010-05-15.475844

Unit

Source

[2]

Last Observation

Value

2013-05-22.25179

Unit

Source

[2]

Total Optical Observations (Discarded)

Value

94 (1)

Unit

Source

[1]

Radar Summary

First Observation
Last Observation
Delay (Discarded)
Doppler (Discarded)
Total Optical Observations (Discarded)

Radar

Value

Unit

Source

First Observation

Value

2012-04-30

Unit

Source

[3]

Last Observation

Value

2012-04-30

Unit

Source

[3]

Delay (Discarded)

Value

1 (0)

Unit

Source

[1]

Doppler (Discarded)

Value

1 (0)

Unit

Source

[1]

Total Radar Observations (Discarded)

Value

2 (0)

Unit

Source

[1]

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
[3]	JPL Radar Observations	Jet Propulsion Laboratory: https://ssd.jpl.nasa.gov/dat/radar_data_ast.txt

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 365424 2010KX7 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	1950-05-06 01:22	< 1 min	0.1199032	0.1198653	0.0000126
EARTH	1952-11-22 19:58	2.3	0.1979999	0.1979669	0.0000110
EARTH	1953-11-12 20:37	2.1	0.1297094	0.1296843	0.0000083
EARTH	1954-11-04 06:39	1.8	0.0967756	0.0967750	0.0000002
EARTH	1955-10-27 12:54	1.5	0.1328445	0.1328204	0.0000080
EARTH	2010-05-07 23:10	< 1 s	0.1581911	0.1581904	0.0000002
EARTH	2011-05-06 11:20	< 1 s	0.0725685	0.0725682	0.0000001
EARTH	2012-05-04 22:45	< 1 s	0.0389627	0.0389626	0.0000000
EARTH	2013-05-05 18:24	< 1 min	0.1135983	0.1135980	0.0000001
EARTH	2014-05-08 11:14	< 1 min	0.1983834	0.1983828	0.0000002
EARTH	2016-11-13 08:32	< 1 min	0.1335956	0.1335917	0.0000013
EARTH	2017-11-04 16:21	< 1 min	0.0963073	0.0963063	0.0000004
EARTH	2018-10-27 21:25	< 1 min	0.1285487	0.1285457	0.0000010
EARTH	2074-05-07 09:36	< 1 min	0.1286480	0.1286173	0.0000102
EARTH	2075-05-06 05:13	< 1 min	0.0500142	0.0499904	0.0000079
EARTH	2076-05-05 00:12	< 1 min	0.0541034	0.0540796	0.0000079
EARTH	2077-05-06 02:00	< 1 min	0.1306135	0.1305867	0.0000089
EARTH	2080-11-13 11:00	1.2	0.1336109	0.1335948	0.0000054
EARTH	2081-11-05 06:16	< 1 min	0.0960750	0.0960719	0.0000010
EARTH	2082-10-28 20:56	< 1 min	0.1217507	0.1217398	0.0000036
EARTH	2083-10-22 00:18	< 1 min	0.1881208	0.1881065	0.0000047

Download as:

Stationary Points

Ecc. an. ast.	Ecc. an. Earth	Distance in au	Classification
106.91042788	121.62557779	0.03261346	MINIMUM
301.62531502	300.26283634	0.09632515	MINIMUM
22.60875715	32.15295737	0.37100112	SADDLE
206.29559261	208.39349792	0.41873097	SADDLE
9.49366413	195.91684642	1.80913142	SADDLE
169.02378402	354.83461562	2.11584551	MAXIMUM

Download:

MOID Plots

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