Asteroids

2024YO2 help

Last update: 2025-07-29 02:36 UTC

Orbital Properties

Epoch

60800.0

MJD

Orbit type

Apollo

Perihelion (q)

0.895

Aphelion (Q)

3.104

Eccentricity (e)

0.553

Inclination (i)

0.8

deg

Orbit period (P)

1032.6

Earth MOID

0.00305

U parameter

8.2

Next Earth close approach

Date

2041-10-16

Nominal distance (from Earth center)

0.09246

13832403

Maximum Brightness

30.4

mag

Risk

Object is not in risk list

Physical Properties

Absolute Magnitude (H)

25.6

mag

Diameter

20 - 50*

Taxonomic type

Rotation period (T)

Discovery Information

Discovery Date

2024-12-22

Observatory

Mt. Lemmon Survey

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

60800.0000

1-sigma variation

Unit

MJD

Semimajor Axis

Value

1.999368

1-sigma variation

0.004334

Unit

Eccentricity (e)

Value

0.552573

1-sigma variation

0.001043

Unit

Inclination (i)

Value

0.8118

1-sigma variation

0.0014

Unit

Long. of Ascending Node (Ω)

Value

275.2866

1-sigma variation

0.0044

Unit

Arg. of Perihelion (ω)

Value

125.6950

1-sigma variation

0.0121

Unit

Mean Anomaly (M)

Value

60.39034

1-sigma variation

0.19879

Unit

Perihelion distance

Value

0.894572

1-sigma variation

Unit

Aphelion distance

Value

3.104165

1-sigma variation

Unit

Asc. Node-Earth Sep.

Value

1.025932

1-sigma variation

Unit

Desc. Node-Earth Sep.

Value

0.068539

1-sigma variation

Unit

MOID

Value

0.003046

1-sigma variation

Unit

Orbit Period

Value

1032.6131

1-sigma variation

Unit

U parameter

Value

8.2

1-sigma variation

Unit

Covariance Matrix

	a	e	i	Ω	ω	M
a	1.87796E-5	4.52114E-6	5.84886E-6	1.88468E-5	-5.22607E-5	-8.61454E-4
e	4.52114E-6	1.08845E-6	1.40810E-6	4.53732E-6	-1.25817E-5	-2.07393E-4
i	5.84886E-6	1.40810E-6	1.82266E-6	5.87372E-6	-1.62889E-5	-2.68294E-4
Ω	1.88468E-5	4.53732E-6	5.87372E-6	1.89340E-5	-5.24995E-5	-8.64523E-4
ω	-5.22607E-5	-1.25817E-5	-1.62889E-5	-5.24995E-5	1.45651E-4	2.39723E-3
M	-8.61454E-4	-2.07393E-4	-2.68294E-4	-8.64523E-4	2.39723E-3	3.95165E-2

Date of computation: 2025-07-29 02:36 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

25.579

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

20 - 50*

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

239

Unit

Source

[1]

Normalized RMS of residuals

Value

0.524843

Unit

Source

[1]

Astrometry Summary

First Observation
Last Observation
Total Optical Observations (Discarded)

Optical

Value

Unit

Source

First Observation

Value

2024-12-22.504915

Unit

Source

[2]

Last Observation

Value

2025-01-01.449681

Unit

Source

[2]

Total Optical Observations (Discarded)

Value

39 (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 2024YO2 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	1953-12-21 12:12	> 1 mo	0.0611131	0.0036285	0.3593179
EARTH	1990-09-03 23:39	> 1 w	0.1302886	0.0135010	0.1574370
EARTH	2007-10-02 13:52	> 1 mo	0.0594041	0.0141470	0.2071116
EARTH	2024-12-11 21:52	1.4	0.0173362	0.0172370	0.0000331
EARTH	2041-10-16 10:02	> 1 mo	0.0924639	0.0189338	0.1141672
EARTH	2058-09-09 09:21	> 1 mo	0.0749524	0.0142709	0.5472300
EARTH	2089-12-19 02:56	> 1 mo	0.0201037	0.0019936	0.8682848
EARTH	2107-01-01 22:00	> 1 mo	0.1603467	0.0010242	19.2683124

Download as:

Stationary Points

Ecc. an. ast.	Ecc. an. Earth	Distance in au	Classification
23.30076095	341.07571200	0.00304641	MINIMUM
334.20483668	253.43893602	0.01397284	MINIMUM
358.52174281	296.92462793	0.09829625	SADDLE
358.58017851	117.04629032	1.90205325	SADDLE
179.59250281	118.26622031	2.09659687	SADDLE
179.60459786	298.27684953	4.09619053	MAXIMUM

Download:

MOID Plots

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