Asteroids

2025WT3 help

Last update: 2025-12-31 13:01 UTC

Orbital Properties

Epoch

61000.0

MJD

Orbit type

Amor

Perihelion (q)

1.017

Aphelion (Q)

1.985

Eccentricity (e)

0.322

Inclination (i)

4.1

deg

Orbit period (P)

671.9

Earth MOID

0.03929

U parameter

6.1

Next Earth close approach

Date

2037-01-22

Nominal distance (from Earth center)

0.11033

16505869

Maximum Brightness

23.2

mag

Risk

Object is not in risk list

Physical Properties

Absolute Magnitude (H)

25.6

mag

Diameter

20 - 40*

Taxonomic type

Rotation period (T)

Discovery Information

Discovery Date

2025-11-23

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

61000.0000

1-sigma variation

Unit

MJD

Semimajor Axis

Value

1.501321

1-sigma variation

0.000086

Unit

Eccentricity (e)

Value

0.322486

1-sigma variation

0.000037

Unit

Inclination (i)

Value

4.0756

1-sigma variation

0.0004

Unit

Long. of Ascending Node (Ω)

Value

260.0623

1-sigma variation

1.360E-5

Unit

Arg. of Perihelion (ω)

Value

201.0746

1-sigma variation

0.0001

Unit

Mean Anomaly (M)

Value

338.26971

1-sigma variation

0.00190

Unit

Perihelion distance

Value

1.017166

1-sigma variation

Unit

Aphelion distance

Value

1.985477

1-sigma variation

Unit

Asc. Node-Earth Sep.

Value

0.907513

1-sigma variation

Unit

Desc. Node-Earth Sep.

Value

0.049282

1-sigma variation

Unit

MOID

Value

0.039294

1-sigma variation

Unit

Orbit Period

Value

671.9066

1-sigma variation

Unit

U parameter

Value

6.1

1-sigma variation

Unit

Covariance Matrix

	a	e	i	Ω	ω	M
a	7.46402E-9	3.15923E-9	3.41298E-8	-8.54508E-11	8.92032E-9	1.64065E-7
e	3.15923E-9	1.33718E-9	1.44458E-8	-3.60584E-11	3.77670E-9	6.94416E-8
i	3.41298E-8	1.44458E-8	1.56082E-7	-4.14853E-10	4.08318E-8	7.50188E-7
Ω	-8.54508E-11	-3.60584E-11	-4.14853E-10	1.84997E-10	-1.94134E-10	-1.92217E-9
ω	8.92032E-9	3.77670E-9	4.08318E-8	-1.94134E-10	1.16738E-8	1.95635E-7
M	1.64065E-7	6.94416E-8	7.50188E-7	-1.92217E-9	1.95635E-7	3.60649E-6

Date of computation: 2025-12-31 13:01 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

25.649

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

20 - 40*

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

0.585691

Unit

Source

[1]

Astrometry Summary

First Observation
Last Observation
Total Optical Observations (Discarded)

Optical

Value

Unit

Source

First Observation

Value

2025-11-11.365503

Unit

Source

[2]

Last Observation

Value

2025-12-31.30917

Unit

Source

[2]

Total Optical Observations (Discarded)

Value

68 (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 2025WT3 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	1968-12-06 12:14	> 1 w	0.1035785	0.0167527	0.0722268
EARTH	1979-12-31 06:50	> 1 d	0.0434651	0.0323357	0.0059323
EARTH	2025-12-22 01:23	< 1 min	0.0408807	0.0408675	0.0000044
EARTH	2037-01-22 20:12	1151.4	0.1103349	0.0948817	0.0051792
EARTH	2082-12-18 04:47	> 1 d	0.0507454	0.0424844	0.0029880
EARTH	2093-12-29 15:10	> 1 d	0.0417846	0.0389943	0.0011225
EARTH	2105-01-25 19:29	> 1 d	0.1155523	0.0453082	0.0250328

Download as:

Stationary Points

Ecc. an. ast.	Ecc. an. Earth	Distance in au	Classification
354.41903077	352.13950946	0.03929482	MINIMUM
180.30195062	179.99854827	0.96804041	SADDLE
0.14259639	179.98201430	2.03516730	SADDLE
179.89863334	359.70796985	2.96885330	MAXIMUM

Download:

MOID Plots

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