Asteroids

2024FX help

Last update: 2024-04-26 23:50 UTC

Orbital Properties

Epoch

60400.0

MJD

Orbit type

Apollo

Perihelion (q)

0.241

Aphelion (Q)

4.051

Eccentricity (e)

0.888

Inclination (i)

7.9

deg

Orbit period (P)

1148.3

Earth MOID

0.01687

U parameter

7.6

Next Earth close approach

Date

2046-02-28

Nominal distance (from Earth center)

0.17445

26097555

Maximum Brightness

20.4

mag

Risk

Object is not in risk list

Object is in priority list

Physical Properties

Absolute Magnitude (H)

21.4

mag

Diameter

140 - 300*

Taxonomic type

Rotation period (T)

Discovery Information

Discovery Date

2024-03-17

Observatory

Pan-STARRS 2, Haleakala

Orbit Visualiser

Click the button to start Orbit Visualiser

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

60400.0000

1-sigma variation

Unit

MJD

Semimajor Axis

Value

2.146072

1-sigma variation

0.002250

Unit

Eccentricity (e)

Value

0.887618

1-sigma variation

0.000157

Unit

Inclination (i)

Value

7.8643

1-sigma variation

0.0011

Unit

Long. of Ascending Node (Ω)

Value

95.2309

1-sigma variation

0.0264

Unit

Arg. of Perihelion (ω)

Value

301.4232

1-sigma variation

0.0243

Unit

Mean Anomaly (M)

Value

20.84840

1-sigma variation

0.03520

Unit

Perihelion distance

Value

0.241179

1-sigma variation

Unit

Aphelion distance

Value

4.050965

1-sigma variation

Unit

Asc. Node-Earth Sep.

Value

-0.671621

1-sigma variation

Unit

Desc. Node-Earth Sep.

Value

-0.168518

1-sigma variation

Unit

MOID

Value

0.016868

1-sigma variation

Unit

Orbit Period

Value

1148.3250

1-sigma variation

Unit

U parameter

Value

7.6

1-sigma variation

Unit

Covariance Matrix

	a	e	i	Ω	ω	M
a	5.06420E-6	3.52837E-7	2.40661E-6	-5.71011E-5	5.20874E-5	-7.92182E-5
e	3.52837E-7	2.45882E-8	1.67878E-7	-3.96433E-6	3.61450E-6	-5.51970E-6
i	2.40661E-6	1.67878E-7	1.15607E-6	-2.63392E-5	2.39430E-5	-3.76625E-5
Ω	-5.71011E-5	-3.96433E-6	-2.63392E-5	6.98908E-4	-6.43213E-4	8.92040E-4
ω	5.20874E-5	3.61450E-6	2.39430E-5	-6.43213E-4	5.92562E-4	-8.13585E-4
M	-7.92182E-5	-5.51970E-6	-3.76625E-5	8.92040E-4	-8.13585E-4	1.23922E-3

Date of computation: 2024-04-23 11:53 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

21.405

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

140 - 300*

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

[-]

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Sources

No.	Name	Additional
[1]	ESA ODIM	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

0.627791

Unit

Source

[1]

Astrometry Summary

First Observation
Last Observation
Total Optical Observations (Discarded)

Optical

Value

Unit

Source

First Observation

Value

2024-03-17.301284

Unit

Source

[2]

Last Observation

Value

2024-04-04.1576

Unit

Source

[2]

Total Optical Observations (Discarded)

Value

57 (2)

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

[3]

Last Observation

Value

Unit

Source

[3]

Delay (Discarded)

Value

0 (0)

Unit

Source

[1]

Doppler (Discarded)

Value

0 (0)

Unit

Source

[1]

Total Radar Observations (Discarded)

Value

0 (0)

Unit

Source

[1]

Note: The ASCII file is in a format suitable for Orbfit input.

Sources

No.	Name	Additional
[1]	ESA ODIM	ESA orbit determination and impact monitoring system
[2]	MPC	Minor Planet Center: https://www.minorplanetcenter.net
[3]	JPL Radar Observations	Jet Propulsion Laboratory: https://ssd.jpl.nasa.gov/dat/radar_data_ast.txt

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 2024FX from 1950 to 2124

Body	Date in UTC	Time uncert. in min	Nominal distance in au	Min. possibile distance in au	Distance uncert. in au
EARTH	1958-03-08 08:31	> 1 d	0.1445421	0.1142494	0.0687863
MERCURY	1980-01-22 09:49	> 1 w	0.0495031	0.0232964	0.3679411
EARTH	1980-03-10 06:21	> 1 w	0.1853312	0.1163398	0.2167839
EARTH	2002-03-03 13:22	> 1 w	0.1273809	0.1240853	0.0416495
EARTH	2024-03-03 03:03	< 1 min	0.1276140	0.1274959	0.0000393
EARTH	2046-02-28 08:09	> 1 w	0.1744514	0.1337589	0.1258740
EARTH	2058-06-25 22:54	> 1 w	0.1352247	0.0075744	0.2761157
MERCURY	2061-09-16 17:25	> 1 w	0.0146048	0.0115363	0.2594644
MERCURY	2071-03-10 02:36	> 1 w	0.0488287	0.0238682	0.5438762
EARTH	2080-06-25 00:44	> 1 w	0.1145375	0.0044172	0.3231758
EARTH	2102-06-22 02:32	> 1 w	0.0201963	0.0032876	0.2918657
EARTH	2124-06-25 03:33	> 1 mo	0.0885224	0.0068158	2.4582444

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