Asteroids

2024YO3 help

Last update: 2025-11-24 16:53 UTC

Orbital Properties

Epoch

61000.0

MJD

Orbit type

Apollo

Perihelion (q)

0.763

Aphelion (Q)

2.935

Eccentricity (e)

0.587

Inclination (i)

10.9

deg

Orbit period (P)

918.6

Earth MOID

0.08841

U parameter

6.9

Next Earth close approach

Date

2045-05-31

Nominal distance (from Earth center)

0.11337

16960575

Maximum Brightness

mag

Risk

Object is not in risk list

Physical Properties

Absolute Magnitude (H)

21.7

mag

Diameter

120 - 270*

Taxonomic type

Rotation period (T)

Discovery Information

Discovery Date

2024-12-21

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

1.849287

1-sigma variation

0.000481

Unit

Eccentricity (e)

Value

0.587187

1-sigma variation

0.000122

Unit

Inclination (i)

Value

10.8805

1-sigma variation

0.0026

Unit

Long. of Ascending Node (Ω)

Value

53.5312

1-sigma variation

0.0055

Unit

Arg. of Perihelion (ω)

Value

138.9636

1-sigma variation

0.0053

Unit

Mean Anomaly (M)

Value

99.86707

1-sigma variation

0.03798

Unit

Perihelion distance

Value

0.763409

1-sigma variation

Unit

Aphelion distance

Value

2.935164

1-sigma variation

Unit

Asc. Node-Earth Sep.

Value

1.186335

1-sigma variation

Unit

Desc. Node-Earth Sep.

Value

-0.172630

1-sigma variation

Unit

MOID

Value

0.088412

1-sigma variation

Unit

Orbit Period

Value

918.5541

1-sigma variation

Unit

U parameter

Value

6.9

1-sigma variation

Unit

Covariance Matrix

	a	e	i	Ω	ω	M
a	2.31466E-7	5.89038E-8	1.24391E-6	2.63454E-6	-2.54696E-6	-1.82702E-5
e	5.89038E-8	1.49902E-8	3.16545E-7	6.70392E-7	-6.48050E-7	-4.64944E-6
i	1.24391E-6	3.16545E-7	6.68971E-6	1.41806E-5	-1.37085E-5	-9.81860E-5
Ω	2.63454E-6	6.70392E-7	1.41806E-5	3.00939E-5	-2.90952E-5	-2.07955E-4
ω	-2.54696E-6	-6.48050E-7	-1.37085E-5	-2.90952E-5	2.81419E-5	2.01041E-4
M	-1.82702E-5	-4.64944E-6	-9.81860E-5	-2.07955E-4	2.01041E-4	1.44212E-3

Date of computation: 2025-11-24 16:53 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

21.749

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

120 - 270*

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

323

Unit

Source

[1]

Normalized RMS of residuals

Value

0.522206

Unit

Source

[1]

Astrometry Summary

First Observation
Last Observation
Total Optical Observations (Discarded)

Optical

Value

Unit

Source

First Observation

Value

2024-12-21.49108

Unit

Source

[2]

Last Observation

Value

2025-01-21.72051

Unit

Source

[2]

Total Optical Observations (Discarded)

Value

43 (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 2024YO3 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	1957-05-08 17:30	> 1 d	0.1985855	0.1671806	0.0115202
EARTH	1962-06-04 17:10	> 1 d	0.0939958	0.0850450	0.0139976
EARTH	1967-06-20 21:52	> 1 d	0.1641571	0.0910130	0.0423413
EARTH	2025-01-27 01:34	< 1 min	0.1801024	0.1799907	0.0000373
EARTH	2045-05-31 23:54	> 1 w	0.1133744	0.0926951	0.0341415
EARTH	2050-06-18 02:44	> 1 d	0.1317637	0.0935940	0.0585021
EARTH	2108-01-29 08:01	> 1 d	0.1825544	0.1814722	0.0047169
EARTH	2123-05-13 03:44	> 1 w	0.1918456	0.1381595	0.0633999

Download as:

Stationary Points

Ecc. an. ast.	Ecc. an. Earth	Distance in au	Classification
36.86435188	156.71505647	0.08841238	MINIMUM
321.97908113	22.39938995	0.17742695	MINIMUM
355.57785338	81.75254011	0.26393606	SADDLE
0.99360943	272.33960612	1.76029694	SADDLE
179.73307329	271.90858973	1.94669094	SADDLE
180.81993920	92.46171734	3.93078989	MAXIMUM

Download:

MOID Plots

Click on the images to zoom-in and zoom-out