Asteroids

2025KZ8 help

Last update: 2025-06-01 12:52 UTC

Orbital Properties

Epoch

60800.0

MJD

Orbit type

Apollo

Perihelion (q)

0.963

Aphelion (Q)

1.158

Eccentricity (e)

0.092

Inclination (i)

20.2

deg

Orbit period (P)

399.1

Earth MOID

0.04700

U parameter

7.1

Next Earth close approach

Date

2036-11-27

Nominal distance (from Earth center)

0.19681

29442261

Maximum Brightness

23.9

mag

Risk

Object is not in risk list

Object is not in priority list

Physical Properties

Absolute Magnitude (H)

25.1

mag

Diameter

26 - 60*

Taxonomic type

Rotation period (T)

Discovery Information

Discovery Date

2025-05-30

Observatory

Pan-STARRS 1, 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

1.060839

1-sigma variation

0.000183

Unit

Eccentricity (e)

Value

0.091998

1-sigma variation

0.000071

Unit

Inclination (i)

Value

20.1743

1-sigma variation

0.0185

Unit

Long. of Ascending Node (Ω)

Value

246.0818

1-sigma variation

0.0002

Unit

Arg. of Perihelion (ω)

Value

264.3492

1-sigma variation

0.0777

Unit

Mean Anomaly (M)

Value

64.63149

1-sigma variation

0.08095

Unit

Perihelion distance

Value

0.963244

1-sigma variation

Unit

Aphelion distance

Value

1.158435

1-sigma variation

Unit

Asc. Node-Earth Sep.

Value

0.048424

1-sigma variation

Unit

Desc. Node-Earth Sep.

Value

0.055712

1-sigma variation

Unit

MOID

Value

0.047000

1-sigma variation

Unit

Orbit Period

Value

399.0919

1-sigma variation

Unit

U parameter

Value

7.1

1-sigma variation

Unit

Covariance Matrix

	a	e	i	Ω	ω	M
a	3.35712E-8	1.30038E-8	3.38345E-6	-3.31896E-8	1.42285E-5	-1.48318E-5
e	1.30038E-8	5.10138E-9	1.31154E-6	-1.28212E-8	5.50896E-6	-5.75004E-6
i	3.38345E-6	1.31154E-6	3.41101E-4	-3.34457E-6	1.43385E-3	-1.49476E-3
Ω	-3.31896E-8	-1.28212E-8	-3.34457E-6	3.29850E-8	-1.40666E-5	1.46588E-5
ω	1.42285E-5	5.50896E-6	1.43385E-3	-1.40666E-5	6.03079E-3	-6.28619E-3
M	-1.48318E-5	-5.75004E-6	-1.49476E-3	1.46588E-5	-6.28619E-3	6.55328E-3

Date of computation: 2025-06-01 12:52 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

25.059

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

26 - 60*

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

[-]

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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

0.615611

Unit

Source

[1]

Astrometry Summary

First Observation
Last Observation
Total Optical Observations (Discarded)

Optical

Value

Unit

Source

First Observation

Value

2025-05-27.291192

Unit

Source

[2]

Last Observation

Value

2025-06-01.18755

Unit

Source

[2]

Total Optical Observations (Discarded)

Value

39 (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

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 2025KZ8 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	1953-11-30 07:18	289.7	0.0764384	0.0554202	0.0589889
EARTH	1954-05-26 09:47	1349.0	0.1349335	0.0519361	0.0756518
EARTH	1965-11-30 01:49	691.2	0.0654831	0.0547745	0.0344963
EARTH	1966-05-25 20:40	74.5	0.0608773	0.0473692	0.0388625
EARTH	1977-11-29 02:20	> 1 d	0.1302474	0.0597592	0.0627864
EARTH	1978-05-26 04:07	781.0	0.0636511	0.0476698	0.0473305
EARTH	1990-05-28 01:13	> 1 d	0.1914771	0.0521684	0.0673904
EARTH	2000-11-29 14:05	671.5	0.1559389	0.0591689	0.0502578
EARTH	2012-11-30 03:48	63.5	0.0559843	0.0546064	0.0043049
EARTH	2013-05-25 19:53	150.7	0.0981443	0.0566345	0.0162803
EARTH	2024-11-29 13:13	5.7	0.0925543	0.0921126	0.0001510
EARTH	2025-05-25 18:11	< 1 min	0.0468295	0.0467014	0.0000427
EARTH	2036-11-27 02:03	714.4	0.1968094	0.1467047	0.0171416
EARTH	2037-05-26 19:27	356.3	0.1251828	0.0768547	0.0171832
EARTH	2059-11-30 22:59	196.4	0.0925540	0.0567236	0.0282917
EARTH	2060-05-26 07:08	688.6	0.1531779	0.0677948	0.0318511
EARTH	2071-11-30 20:19	262.7	0.0597825	0.0548373	0.0113632
EARTH	2072-05-25 12:27	73.0	0.0687043	0.0475353	0.0203980
EARTH	2083-11-29 22:55	907.6	0.1201110	0.0591131	0.0337612
EARTH	2084-05-25 18:17	380.2	0.0566008	0.0469832	0.0216718
EARTH	2096-05-27 14:19	1236.8	0.1821125	0.0513681	0.0537800
EARTH	2106-12-01 05:52	753.0	0.1625466	0.0603944	0.0558404
EARTH	2118-12-01 20:44	152.3	0.0566916	0.0551401	0.0107061
EARTH	2119-05-27 11:12	357.4	0.0984848	0.0496497	0.0390471

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Stationary Points

Ecc. an. ast.	Ecc. an. Earth	Distance in au	Classification
88.56768531	141.60466773	0.04700022	MINIMUM
282.96917832	326.33375748	0.05410499	MINIMUM
5.81165995	53.78393995	0.34317751	SADDLE
185.72316360	234.08653136	0.40671668	SADDLE
7.50999250	235.73080528	1.94264834	SADDLE
190.38984081	58.64881089	2.11528241	MAXIMUM

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MOID Plots

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