Asteroids

2025KT6 help

Last update: 2025-11-24 16:53 UTC

Orbital Properties

Epoch

61000.0

MJD

Orbit type

Amor

Perihelion (q)

1.023

Aphelion (Q)

3.456

Eccentricity (e)

0.543

Inclination (i)

9.4

deg

Orbit period (P)

1224.0

Earth MOID

0.00475

U parameter

6.4

Next Earth close approach

Date

2082-06-16

Nominal distance (from Earth center)

0.02892

4325730

Maximum Brightness

18.3

mag

Risk

Object is not in risk list

Physical Properties

Absolute Magnitude (H)

23.5

mag

Diameter

50 - 120*

Taxonomic type

Rotation period (T)

Discovery Information

Discovery Date

2025-05-27

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

61000.0000

1-sigma variation

Unit

MJD

Semimajor Axis

Value

2.239329

1-sigma variation

0.000387

Unit

Eccentricity (e)

Value

0.543300

1-sigma variation

0.000079

Unit

Inclination (i)

Value

9.4379

1-sigma variation

0.0009

Unit

Long. of Ascending Node (Ω)

Value

92.8328

1-sigma variation

0.0002

Unit

Arg. of Perihelion (ω)

Value

180.6916

1-sigma variation

4.714E-5

Unit

Mean Anomaly (M)

Value

44.23408

1-sigma variation

0.01147

Unit

Perihelion distance

Value

1.022701

1-sigma variation

Unit

Aphelion distance

Value

3.455957

1-sigma variation

Unit

Asc. Node-Earth Sep.

Value

2.471914

1-sigma variation

Unit

Desc. Node-Earth Sep.

Value

0.004763

1-sigma variation

Unit

MOID

Value

0.004753

1-sigma variation

Unit

Orbit Period

Value

1223.9829

1-sigma variation

Unit

U parameter

Value

6.4

1-sigma variation

Unit

Covariance Matrix

	a	e	i	Ω	ω	M
a	1.50150E-7	3.04860E-8	3.41750E-7	6.20868E-8	-1.79816E-8	-4.44300E-6
e	3.04860E-8	6.18981E-9	6.93882E-8	1.26060E-8	-3.65092E-9	-9.02095E-7
i	3.41750E-7	6.93882E-8	7.77859E-7	1.41311E-7	-4.09150E-8	-1.01126E-5
Ω	6.20868E-8	1.26060E-8	1.41311E-7	2.56776E-8	-7.44096E-9	-1.83718E-6
ω	-1.79816E-8	-3.65092E-9	-4.09150E-8	-7.44096E-9	2.22246E-9	5.32066E-7
M	-4.44300E-6	-9.02095E-7	-1.01126E-5	-1.83718E-6	5.32066E-7	1.31470E-4

Date of computation: 2025-11-24 16:53 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

23.504

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

50 - 120*

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

230

Unit

Source

[1]

Normalized RMS of residuals

Value

0.495023

Unit

Source

[1]

Astrometry Summary

First Observation
Last Observation
Total Optical Observations (Discarded)

Optical

Value

Unit

Source

First Observation

Value

2025-05-27.279837

Unit

Source

[2]

Last Observation

Value

2025-06-30.41185

Unit

Source

[2]

Total Optical Observations (Discarded)

Value

288 (3)

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 2025KT6 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	1951-05-21 10:41	> 1 d	0.1689420	0.0782132	0.0325050
EARTH	1961-07-21 15:01	> 1 w	0.1087166	0.0383277	0.0505092
EARTH	1998-07-31 02:03	> 1 d	0.1898712	0.0794262	0.0395674
EARTH	2025-06-19 17:51	< 1 s	0.0180370	0.0180307	0.0000021
EARTH	2082-06-16 18:31	> 1 w	0.0289157	0.0007550	0.0545364
EARTH	2092-06-18 18:00	> 1 mo	0.0166944	0.0061559	0.1555452

Download as:

Stationary Points

Ecc. an. ast.	Ecc. an. Earth	Distance in au	Classification
359.64864896	171.42672197	0.00475337	MINIMUM
0.21283555	352.47182980	2.00639573	SADDLE
180.07009843	352.28629096	2.47226037	SADDLE
180.05281146	172.27837615	4.47396234	MAXIMUM

Download:

MOID Plots

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