Asteroids

2024WG4 help

Last update: 2025-09-10 00:30 UTC

Orbital Properties

Epoch

61000.0

MJD

Orbit type

Apollo

Perihelion (q)

0.787

Aphelion (Q)

2.932

Eccentricity (e)

0.577

Inclination (i)

43.4

deg

Orbit period (P)

926.4

Earth MOID

0.02322

U parameter

7.4

Next Earth close approach

Date

2057-06-08

Nominal distance (from Earth center)

0.18797

28119287

Maximum Brightness

mag

Risk

Object is not in risk list

Physical Properties

Absolute Magnitude (H)

20.6

mag

Diameter

200 - 400*

Taxonomic type

Rotation period (T)

Discovery Information

Discovery Date

2024-11-23

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

61000.0000

1-sigma variation

Unit

MJD

Semimajor Axis

Value

1.859832

1-sigma variation

0.001069

Unit

Eccentricity (e)

Value

0.576631

1-sigma variation

0.000206

Unit

Inclination (i)

Value

43.4149

1-sigma variation

0.0208

Unit

Long. of Ascending Node (Ω)

Value

249.8698

1-sigma variation

0.0001

Unit

Arg. of Perihelion (ω)

Value

63.6481

1-sigma variation

0.0163

Unit

Mean Anomaly (M)

Value

184.68663

1-sigma variation

0.16179

Unit

Perihelion distance

Value

0.787395

1-sigma variation

Unit

Aphelion distance

Value

2.932269

1-sigma variation

Unit

Asc. Node-Earth Sep.

Value

-0.027136

1-sigma variation

Unit

Desc. Node-Earth Sep.

Value

0.682581

1-sigma variation

Unit

MOID

Value

0.023221

1-sigma variation

Unit

Orbit Period

Value

926.4221

1-sigma variation

Unit

U parameter

Value

7.4

1-sigma variation

Unit

Covariance Matrix

	a	e	i	Ω	ω	M
a	1.14244E-6	2.20186E-7	2.21536E-5	-1.14071E-7	1.74659E-5	-1.72928E-4
e	2.20186E-7	4.24724E-8	4.26465E-6	-2.20192E-8	3.36571E-6	-3.33330E-5
i	2.21536E-5	4.26465E-6	4.30567E-4	-2.20688E-6	3.38639E-4	-3.35260E-3
Ω	-1.14071E-7	-2.20192E-8	-2.20688E-6	1.15221E-8	-1.74383E-6	1.72709E-5
ω	1.74659E-5	3.36571E-6	3.38639E-4	-1.74383E-6	2.67102E-4	-2.64376E-3
M	-1.72928E-4	-3.33330E-5	-3.35260E-3	1.72709E-5	-2.64376E-3	2.61760E-2

Date of computation: 2025-09-10 00:30 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

20.62

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

200 - 400*

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

314

Unit

Source

[1]

Normalized RMS of residuals

Value

0.398878

Unit

Source

[1]

Astrometry Summary

First Observation
Last Observation
Total Optical Observations (Discarded)

Optical

Value

Unit

Source

First Observation

Value

2024-11-20.48371

Unit

Source

[2]

Last Observation

Value

2024-12-18.38569

Unit

Source

[2]

Total Optical Observations (Discarded)

Value

31 (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 2024WG4 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	1986-05-31 12:32	> 1 w	0.0208703	0.0193792	0.0656988
EARTH	2019-05-26 20:08	> 1 d	0.0924658	0.0259017	0.0257078
EARTH	2057-06-08 23:35	> 1 w	0.1879658	0.0344528	0.1657298
EARTH	2090-05-31 23:24	> 1 w	0.0363664	0.0253352	0.1905112
EARTH	2123-05-31 21:38	> 1 w	0.0268285	0.0266117	0.0335777

Download as:

Stationary Points

Ecc. an. ast.	Ecc. an. Earth	Distance in au	Classification
323.74507701	146.47968978	0.02089223	MINIMUM
56.09678058	309.69928207	0.42480284	MINIMUM
14.09636133	239.65990685	0.69863117	SADDLE
6.40942726	39.65852158	1.66617704	SADDLE
187.83488480	28.01602581	2.25073478	SADDLE
174.27167304	199.78888793	3.78889682	MAXIMUM

Download:

MOID Plots

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