Asteroids

2025WH6 help

Last update: 2025-11-27 19:45 UTC

Orbital Properties

Epoch

61000.0

MJD

Orbit type

Apollo

Perihelion (q)

0.689

Aphelion (Q)

3.000

Eccentricity (e)

0.626

Inclination (i)

6.7

deg

Orbit period (P)

915.0

Earth MOID

0.02087

U parameter

8.1

Next Earth close approach

Date

2025-12-01

Nominal distance (from Earth center)

0.0209

3127232

Maximum Brightness

mag

Risk

Object is not in risk list

Physical Properties

Absolute Magnitude (H)

26.3

mag

Diameter

14 - 30*

Taxonomic type

Rotation period (T)

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

1.844474

1-sigma variation

0.002493

Unit

Eccentricity (e)

Value

0.626334

1-sigma variation

0.000615

Unit

Inclination (i)

Value

6.7368

1-sigma variation

0.0075

Unit

Long. of Ascending Node (Ω)

Value

59.0550

1-sigma variation

0.0032

Unit

Arg. of Perihelion (ω)

Value

87.9788

1-sigma variation

0.0103

Unit

Mean Anomaly (M)

Value

337.75830

1-sigma variation

0.05201

Unit

Perihelion distance

Value

0.689217

1-sigma variation

Unit

Aphelion distance

Value

2.999731

1-sigma variation

Unit

Asc. Node-Earth Sep.

Value

0.109050

1-sigma variation

Unit

Desc. Node-Earth Sep.

Value

0.132378

1-sigma variation

Unit

MOID

Value

0.020873

1-sigma variation

Unit

Orbit Period

Value

914.9708

1-sigma variation

Unit

U parameter

Value

8.1

1-sigma variation

Unit

Covariance Matrix

	a	e	i	Ω	ω	M
a	6.21308E-6	1.53099E-6	9.50347E-6	-1.91518E-6	8.31509E-6	1.29644E-4
e	1.53099E-6	3.78816E-7	2.08943E-6	-5.95270E-7	2.43330E-6	3.19620E-5
i	9.50347E-6	2.08943E-6	5.58979E-5	1.72838E-5	-4.95152E-5	1.95636E-4
Ω	-1.91518E-6	-5.95270E-7	1.72838E-5	1.04761E-5	-3.29969E-5	-4.12625E-5
ω	8.31509E-6	2.43330E-6	-4.95152E-5	-3.29969E-5	1.05819E-4	1.77467E-4
M	1.29644E-4	3.19620E-5	1.95636E-4	-4.12625E-5	1.77467E-4	2.70536E-3

Date of computation: 2025-11-27 19:45 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

26.32

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

14 - 30*

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

0.8

Unit

Source

[1]

Unobserved

Value

Unit

Source

[1]

Normalized RMS of residuals

Value

0.430281

Unit

Source

[1]

Astrometry Summary

First Observation
Last Observation
Total Optical Observations (Discarded)

Optical

Value

Unit

Source

First Observation

Value

2025-11-26.36265

Unit

Source

[2]

Last Observation

Value

2025-11-27.135226

Unit

Source

[2]

Total Optical Observations (Discarded)

Value

21 (0)

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 2025WH6 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	2015-11-23 15:31	> 1 d	0.1365300	0.0181236	0.1037865
EARTH	2020-11-26 16:23	> 1 d	0.0695328	0.0191049	0.0623615
EARTH	2025-12-01 08:49	2.7	0.0209043	0.0208386	0.0000219
EARTH	2030-12-05 07:26	> 1 d	0.0536764	0.0207375	0.0589000
EARTH	2035-12-11 18:13	> 1 w	0.1198850	0.0180808	0.0979540
VENUS	2046-02-17 08:46	> 1 w	0.0325834	0.0320218	0.0158928
EARTH	2081-04-21 00:02	> 1 mo	0.1754223	0.0099045	1.1762189
EARTH	2086-04-30 22:46	> 1 mo	0.1009196	0.0185240	1.1555815
EARTH	2091-05-06 20:25	> 1 mo	0.0367178	0.0204420	0.7461601
EARTH	2096-05-08 10:26	> 1 w	0.0194487	0.0190844	0.0359068
EARTH	2101-05-10 13:31	> 1 mo	0.0214517	0.0189195	0.3410792
EARTH	2106-05-15 15:27	> 1 mo	0.0919447	0.0176655	2.7530173
EARTH	2111-05-20 23:15	> 1 mo	0.1793310	0.0157244	4.1989708
VENUS	2113-10-08 02:59	> 1 mo	0.0499163	0.0180974	1.1012872

Download as:

Stationary Points

Ecc. an. ast.	Ecc. an. Earth	Distance in au	Classification
317.67620558	328.33320984	0.02087328	MINIMUM
44.15350680	125.47875088	0.02421341	MINIMUM
1.32039419	47.42945069	0.31498313	SADDLE
1.33749692	227.44022118	1.69905860	SADDLE
180.31420097	226.10492924	1.99742879	SADDLE
180.28598325	46.08547549	3.98332890	MAXIMUM

Download:

MOID Plots

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