Asteroids

2024XA1 help

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

Orbital Properties

Epoch

60647.4

MJD

Orbit type

Apollo

Perihelion (q)

0.851

Aphelion (Q)

2.566

Eccentricity (e)

0.502

Inclination (i)

0.1

deg

Orbit period (P)

815.8

Earth MOID

0.00003

U parameter

5.5

Next Earth close approach

Date

Nominal distance (from Earth center)

Maximum Brightness

mag

Risk

Object impacted Earth on 2024-12-03 16:15:01

Physical Properties

Absolute Magnitude (H)

32.8

mag

Diameter

0.7 - 1.6*

Taxonomic type

Rotation period (T)

Discovery Information

Discovery Date

2024-12-03

Observatory

Kitt Peak-Bok

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

60647.4252

1-sigma variation

Unit

MJD

Semimajor Axis

Value

1.708636

1-sigma variation

0.000044

Unit

Eccentricity (e)

Value

0.501785

1-sigma variation

0.000014

Unit

Inclination (i)

Value

0.1072

1-sigma variation

8.476E-6

Unit

Long. of Ascending Node (Ω)

Value

72.2687

1-sigma variation

0.0001

Unit

Arg. of Perihelion (ω)

Value

53.1118

1-sigma variation

0.0001

Unit

Mean Anomaly (M)

Value

342.81901

1-sigma variation

0.00078

Unit

Perihelion distance

Value

0.851268

1-sigma variation

Unit

Aphelion distance

Value

2.566005

1-sigma variation

Unit

Asc. Node-Earth Sep.

Value

0.005293

1-sigma variation

Unit

Desc. Node-Earth Sep.

Value

0.784570

1-sigma variation

Unit

MOID

Value

0.000033

1-sigma variation

Unit

Orbit Period

Value

815.7796

1-sigma variation

Unit

U parameter

Value

5.5

1-sigma variation

Unit

Covariance Matrix

	a	e	i	Ω	ω	M
a	1.95656E-9	6.40434E-10	-1.19399E-10	3.20360E-10	8.10598E-10	3.47033E-8
e	6.40434E-10	2.09662E-10	-3.96543E-11	1.09975E-10	2.70370E-10	1.13571E-8
i	-1.19399E-10	-3.96543E-11	7.18390E-11	-4.94454E-10	2.41971E-10	-2.07854E-9
Ω	3.20360E-10	1.09975E-10	-4.94454E-10	3.65120E-9	-1.82552E-9	5.33139E-9
ω	8.10598E-10	2.70370E-10	2.41971E-10	-1.82552E-9	3.93615E-9	1.40211E-8
M	3.47033E-8	1.13571E-8	-2.07854E-9	5.33139E-9	1.40211E-8	6.15680E-7

Date of computation: 2024-12-11 14:19 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

32.79

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

0.7 - 1.6*

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

0.5

Unit

Source

[1]

Unobserved

Value

Unit

Source

[1]

Normalized RMS of residuals

Value

0.834747

Unit

Source

[1]

Astrometry Summary

First Observation
Last Observation
Total Optical Observations (Discarded)

Optical

Value

Unit

Source

First Observation

Value

2024-12-03.201232

Unit

Source

[2]

Last Observation

Value

2024-12-03.65603

Unit

Source

[2]

Total Optical Observations (Discarded)

Value

79 (6)

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 2024XA1 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	1950-03-13 19:10	> 1 mo	0.0437171	0.0017143	25.2040552
EARTH	1958-12-03 04:19	> 1 mo	0.0067692	0.0000116	0.3018457
EARTH	1970-01-02 04:06	> 1 mo	0.1103015	0.0008105	0.1213661
EARTH	1981-02-15 17:55	> 1 mo	0.1173514	0.0025823	0.0511679
EARTH	1992-03-19 06:31	1326.9	0.0148997	0.0017307	0.0064895
EARTH	2003-02-13 17:09	> 1 d	0.1213362	0.1161835	0.0017176
EARTH	2014-01-02 22:50	1245.6	0.1130135	0.1096190	0.0011315
EARTH	2024-12-03 16:21	< 1 s	0.0000229	0.0000229	0.0000000

Download as:

Stationary Points

Ecc. an. ast.	Ecc. an. Earth	Distance in au	Classification
327.48719024	330.03291975	0.00003253	MINIMUM
33.91892175	78.07037866	0.00176006	MINIMUM
0.81872432	24.18596503	0.13357811	SADDLE
180.27312561	203.55446083	1.55017116	SADDLE
0.84504849	204.21574508	1.86804769	SADDLE
180.26425886	23.54429918	3.55178957	MAXIMUM

Download:

MOID Plots

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