Asteroids

2025KX3 help

Last update: 2025-05-29 13:38 UTC

Orbital Properties

Epoch

60800.0

MJD

Orbit type

Apollo

Perihelion (q)

0.986

Aphelion (Q)

1.940

Eccentricity (e)

0.326

Inclination (i)

9.2

deg

Orbit period (P)

646.2

Earth MOID

0.00246

U parameter

6.6

Next Earth close approach

Date

2048-06-02

Nominal distance (from Earth center)

0.02335

3493611

Maximum Brightness

23.3

mag

Risk

Object is not in risk list

Object is not in priority list

Physical Properties

Absolute Magnitude (H)

27.6

mag

Diameter

8 - 18*

Taxonomic type

Rotation period (T)

Discovery Information

Discovery Date

2025-05-25

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

60800.0000

1-sigma variation

Unit

MJD

Semimajor Axis

Value

1.462839

1-sigma variation

0.000186

Unit

Eccentricity (e)

Value

0.325926

1-sigma variation

0.000090

Unit

Inclination (i)

Value

9.1949

1-sigma variation

0.0018

Unit

Long. of Ascending Node (Ω)

Value

66.7373

1-sigma variation

3.476E-5

Unit

Arg. of Perihelion (ω)

Value

208.4811

1-sigma variation

0.0001

Unit

Mean Anomaly (M)

Value

333.09266

1-sigma variation

0.00567

Unit

Perihelion distance

Value

0.986061

1-sigma variation

Unit

Aphelion distance

Value

1.939616

1-sigma variation

Unit

Asc. Node-Earth Sep.

Value

0.845636

1-sigma variation

Unit

Desc. Node-Earth Sep.

Value

0.003169

1-sigma variation

Unit

MOID

Value

0.002463

1-sigma variation

Unit

Orbit Period

Value

646.2388

1-sigma variation

Unit

U parameter

Value

6.6

1-sigma variation

Unit

Covariance Matrix

	a	e	i	Ω	ω	M
a	3.46147E-8	1.66735E-8	3.37977E-7	-6.45954E-9	3.66977E-9	1.05461E-6
e	1.66735E-8	8.03146E-9	1.62799E-7	-3.11148E-9	1.77380E-9	5.07991E-7
i	3.37977E-7	1.62799E-7	3.30023E-6	-6.30838E-8	3.56383E-8	1.02973E-5
Ω	-6.45954E-9	-3.11148E-9	-6.30838E-8	1.20809E-9	-6.81824E-10	-1.96806E-7
ω	3.66977E-9	1.77380E-9	3.56383E-8	-6.81824E-10	4.10139E-9	1.10134E-7
M	1.05461E-6	5.07991E-7	1.02973E-5	-1.96806E-7	1.10134E-7	3.21316E-5

Date of computation: 2025-05-29 13:38 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

27.582

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

8 - 18*

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

Unit

Source

[1]

Normalized RMS of residuals

Value

0.698138

Unit

Source

[1]

Astrometry Summary

First Observation
Last Observation
Total Optical Observations (Discarded)

Optical

Value

Unit

Source

First Observation

Value

2025-05-25.288161

Unit

Source

[2]

Last Observation

Value

2025-05-28.28681

Unit

Source

[2]

Total Optical Observations (Discarded)

Value

42 (2)

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 2025KX3 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	1963-08-02 09:38	> 1 mo	0.1964995	0.1321569	1891.0441351
EARTH	1979-06-17 23:02	> 1 mo	0.0752551	0.0239524	1694.8818420
EARTH	1995-05-28 04:49	> 1 mo	0.0059714	0.0019710	12.1519115
EARTH	2002-05-29 00:47	> 1 d	0.0021941	0.0021050	0.0063077
EARTH	2025-05-28 15:52	< 1 s	0.0022708	0.0022692	0.0000005
EARTH	2048-06-02 05:10	> 1 d	0.0233533	0.0012368	0.0215926
EARTH	2064-05-15 10:51	> 1 w	0.1026750	0.0064201	0.2694895
EARTH	2087-08-04 12:05	> 1 mo	0.1645881	0.1289966	0.1464279
EARTH	2103-06-16 14:30	> 1 mo	0.0661983	0.0158384	0.1263197
EARTH	2119-05-29 16:38	> 1 w	0.0054856	0.0038929	0.0739059

Download as:

Stationary Points

Ecc. an. ast.	Ecc. an. Earth	Distance in au	Classification
339.86855097	144.47745693	0.00246266	MINIMUM
182.02896695	354.16014875	0.96193635	SADDLE
1.19579455	354.24659584	1.96829395	SADDLE
179.57534723	172.43909906	2.95385992	MAXIMUM

Download:

MOID Plots

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