Asteroids

2024XH3 help

Last update: 2025-01-21 21:01 UTC

Orbital Properties

Epoch

60600.0

MJD

Orbit type

Apollo

Perihelion (q)

0.943

Aphelion (Q)

2.820

Eccentricity (e)

0.499

Inclination (i)

0.7

deg

Orbit period (P)

942.8

Earth MOID

0.00120

U parameter

7.3

Next Earth close approach

Date

2058-02-02

Nominal distance (from Earth center)

0.01925

2879167

Maximum Brightness

24.9

mag

Risk

Object is not in risk list

Object is not in priority list

Physical Properties

Absolute Magnitude (H)

27.6

mag

Diameter

8 - 18*

Taxonomic type

Rotation period (T)

Discovery Information

Discovery Date

2024-12-04

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

60600.0000

1-sigma variation

Unit

MJD

Semimajor Axis

Value

1.881689

1-sigma variation

0.000808

Unit

Eccentricity (e)

Value

0.498763

1-sigma variation

0.000223

Unit

Inclination (i)

Value

0.7493

1-sigma variation

0.0003

Unit

Long. of Ascending Node (Ω)

Value

74.2268

1-sigma variation

0.0002

Unit

Arg. of Perihelion (ω)

Value

33.9467

1-sigma variation

0.0011

Unit

Mean Anomaly (M)

Value

330.51036

1-sigma variation

0.01954

Unit

Perihelion distance

Value

0.943173

1-sigma variation

Unit

Aphelion distance

Value

2.820205

1-sigma variation

Unit

Asc. Node-Earth Sep.

Value

0.016250

1-sigma variation

Unit

Desc. Node-Earth Sep.

Value

1.390615

1-sigma variation

Unit

MOID

Value

0.001196

1-sigma variation

Unit

Orbit Period

Value

942.8012

1-sigma variation

Unit

U parameter

Value

7.3

1-sigma variation

Unit

Covariance Matrix

	a	e	i	Ω	ω	M
a	6.52335E-7	1.79975E-7	2.14123E-7	-1.53973E-7	8.77090E-7	1.57816E-5
e	1.79975E-7	4.96541E-8	5.90751E-8	-4.24801E-8	2.41988E-7	4.35404E-6
i	2.14123E-7	5.90751E-8	7.02954E-8	-5.05034E-8	2.87810E-7	5.18016E-6
Ω	-1.53973E-7	-4.24801E-8	-5.05034E-8	3.65357E-8	-2.07223E-7	-3.72497E-6
ω	8.77090E-7	2.41988E-7	2.87810E-7	-2.07223E-7	1.18191E-6	2.12183E-5
M	1.57816E-5	4.35404E-6	5.18016E-6	-3.72497E-6	2.12183E-5	3.81795E-4

Date of computation: 2024-12-28 11:58 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

27.649

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

8 - 18*

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

0.830913

Unit

Source

[1]

Astrometry Summary

First Observation
Last Observation
Total Optical Observations (Discarded)

Optical

Value

Unit

Source

First Observation

Value

2024-12-04.215584

Unit

Source

[2]

Last Observation

Value

2024-12-09.665201

Unit

Source

[2]

Total Optical Observations (Discarded)

Value

42 (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 2024XH3 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	1963-01-22 10:28	> 1 mo	0.0329459	0.0134249	0.0659739
MARS	1991-10-08 03:35	> 1 d	0.0325342	0.0015910	0.0388185
EARTH	1994-01-16 01:29	> 1 w	0.0389480	0.0180547	0.0126530
MARS	2017-01-03 16:52	> 1 d	0.0211796	0.0083682	0.0249336
EARTH	2024-12-09 05:20	< 1 s	0.0061974	0.0061897	0.0000026
MARS	2048-03-15 04:29	> 1 d	0.0137377	0.0014731	0.0678868
EARTH	2058-02-02 19:18	> 1 d	0.0192460	0.0122247	0.0031930
EARTH	2090-11-19 13:34	> 1 w	0.1737592	0.0000606	0.2477462
EARTH	2096-02-12 03:07	> 1 mo	0.0154492	0.0113362	0.1341073
MARS	2111-01-24 17:54	> 1 w	0.0371310	0.0112529	0.5174376
EARTH	2124-02-13 21:47	> 1 mo	0.0163457	0.0113474	0.4408945

Download as:

Stationary Points

Ecc. an. ast.	Ecc. an. Earth	Distance in au	Classification
342.97178459	333.41158567	0.00119648	MINIMUM
17.01786772	30.53007805	0.01154831	MINIMUM
0.27414759	2.43889548	0.03995284	SADDLE
180.02562352	182.03407428	1.80461230	SADDLE
0.06905102	182.08913019	1.95879512	SADDLE
180.01833895	2.02943844	3.80266147	MAXIMUM

Download:

MOID Plots

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