Asteroids

2025WH6 help

Last update: 2025-11-30 13:00 UTC

Orbital Properties

Epoch

61000.0

MJD

Orbit type

Apollo

Perihelion (q)

0.690

Aphelion (Q)

2.996

Eccentricity (e)

0.626

Inclination (i)

6.7

deg

Orbit period (P)

913.6

Earth MOID

0.02091

U parameter

8.0

Next Earth close approach

Date

2030-12-01

Nominal distance (from Earth center)

0.02123

3175566

Maximum Brightness

mag

Risk

Object is not in risk list

Physical Properties

Absolute Magnitude (H)

26.2

mag

Diameter

15 - 30*

Taxonomic type

Rotation period (T)

Discovery Information

Discovery Date

2025-11-26

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

1.842592

1-sigma variation

0.002307

Unit

Eccentricity (e)

Value

0.625786

1-sigma variation

0.000556

Unit

Inclination (i)

Value

6.7484

1-sigma variation

0.0059

Unit

Long. of Ascending Node (Ω)

Value

59.0626

1-sigma variation

0.0005

Unit

Arg. of Perihelion (ω)

Value

87.9557

1-sigma variation

0.0007

Unit

Mean Anomaly (M)

Value

337.71797

1-sigma variation

0.04815

Unit

Perihelion distance

Value

0.689523

1-sigma variation

Unit

Aphelion distance

Value

2.995660

1-sigma variation

Unit

Asc. Node-Earth Sep.

Value

0.108918

1-sigma variation

Unit

Desc. Node-Earth Sep.

Value

0.132772

1-sigma variation

Unit

MOID

Value

0.020906

1-sigma variation

Unit

Orbit Period

Value

913.5706

1-sigma variation

Unit

U parameter

Value

8.0

1-sigma variation

Unit

Covariance Matrix

	a	e	i	Ω	ω	M
a	5.32323E-6	1.28174E-6	1.35245E-5	9.57395E-7	-1.09371E-6	1.11082E-4
e	1.28174E-6	3.08623E-7	3.25592E-6	2.30132E-7	-2.62477E-7	2.67465E-5
i	1.35245E-5	3.25592E-6	3.45058E-5	2.53459E-6	-2.98932E-6	2.82222E-4
Ω	9.57395E-7	2.30132E-7	2.53459E-6	2.44570E-7	-3.46408E-7	1.99791E-5
ω	-1.09371E-6	-2.62477E-7	-2.98932E-6	-3.46408E-7	5.47862E-7	-2.28253E-5
M	1.11082E-4	2.67465E-5	2.82222E-4	1.99791E-5	-2.28253E-5	2.31798E-3

Date of computation: 2025-11-30 13:00 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

26.216

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

15 - 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

Unit

Source

[1]

Unobserved

Value

Unit

Source

[1]

Normalized RMS of residuals

Value

0.59484

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

2025-11-30.178088

Unit

Source

[2]

Total Optical Observations (Discarded)

Value

25 (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

Note: Ephemerides requests are limited to a maximum of 100 points and a final date not exceeding 2080/07/22 14:12.

Close Approaches for 2025WH6 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	2010-11-23 06:27	> 1 w	0.1404016	0.0177713	0.1353071
VENUS	2011-01-17 17:05	> 1 mo	0.0429934	0.0328547	0.0492495
EARTH	2015-11-27 15:30	> 1 w	0.0668072	0.0192893	0.1193666
EARTH	2020-11-29 15:43	> 1 d	0.0264080	0.0195886	0.0401623
EARTH	2025-12-01 08:56	< 1 min	0.0209366	0.0208837	0.0000176
EARTH	2030-12-01 20:53	> 1 d	0.0212273	0.0212126	0.0020528
EARTH	2035-12-01 09:05	> 1 w	0.0238583	0.0214005	0.1597936
EARTH	2040-11-28 03:55	> 1 mo	0.0547902	0.0211876	1.2148667
EARTH	2045-11-24 06:25	> 1 mo	0.1214660	0.0202468	1.5830417
MARS	2093-08-07 15:52	> 1 mo	0.0447952	0.0429680	1.3060736
VENUS	2103-04-26 03:59	> 1 mo	0.0481188	0.0235084	1.8648604
EARTH	2118-05-15 14:01	> 1 mo	0.0830964	0.0162329	2.7235193
EARTH	2123-05-09 06:30	> 1 mo	0.0285594	0.0168359	4.2674101

Download as:

Stationary Points

Ecc. an. ast.	Ecc. an. Earth	Distance in au	Classification
317.65540432	328.33767718	0.02090567	MINIMUM
44.17777081	125.44694071	0.02433961	MINIMUM
1.32270496	47.41682799	0.31474726	SADDLE
1.33875757	227.42540999	1.69935720	SADDLE
180.31526088	226.09015799	1.99339806	SADDLE
180.28659072	46.07046390	3.97923947	MAXIMUM

Download:

MOID Plots

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