Asteroids

2024FF4 help

Last update: 2025-09-10 00:30 UTC

Orbital Properties

Epoch

61000.0

MJD

Orbit type

Apollo

Perihelion (q)

0.834

Aphelion (Q)

3.261

Eccentricity (e)

0.593

Inclination (i)

2.7

deg

Orbit period (P)

1070.3

Earth MOID

0.00401

U parameter

7.3

Next Earth close approach

Date

2065-08-13

Nominal distance (from Earth center)

0.04768

7132154

Maximum Brightness

20.3

mag

Risk

Object is not in risk list

Physical Properties

Absolute Magnitude (H)

24.2

mag

Diameter

40 - 90*

Taxonomic type

Rotation period (T)

Discovery Information

Discovery Date

2024-03-17

Observatory

Pan-STARRS 1, 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

2.047776

1-sigma variation

0.001170

Unit

Eccentricity (e)

Value

0.592583

1-sigma variation

0.000262

Unit

Inclination (i)

Value

2.6670

1-sigma variation

0.0010

Unit

Long. of Ascending Node (Ω)

Value

19.2724

1-sigma variation

0.0011

Unit

Arg. of Perihelion (ω)

Value

241.9138

1-sigma variation

0.0026

Unit

Mean Anomaly (M)

Value

183.04384

1-sigma variation

0.15536

Unit

Perihelion distance

Value

0.834298

1-sigma variation

Unit

Aphelion distance

Value

3.261255

1-sigma variation

Unit

Asc. Node-Earth Sep.

Value

0.843905

1-sigma variation

Unit

Desc. Node-Earth Sep.

Value

0.036147

1-sigma variation

Unit

MOID

Value

0.004014

1-sigma variation

Unit

Orbit Period

Value

1070.3411

1-sigma variation

Unit

U parameter

Value

7.3

1-sigma variation

Unit

Covariance Matrix

	a	e	i	Ω	ω	M
a	1.36806E-6	3.06333E-7	1.14131E-6	-1.25288E-6	3.06313E-6	-1.81710E-4
e	3.06333E-7	6.85933E-8	2.55560E-7	-2.80543E-7	6.85912E-7	-4.06880E-5
i	1.14131E-6	2.55560E-7	9.52353E-7	-1.04554E-6	2.55615E-6	-1.51592E-4
Ω	-1.25288E-6	-2.80543E-7	-1.04554E-6	1.14890E-6	-2.80756E-6	1.66411E-4
ω	3.06313E-6	6.85912E-7	2.55615E-6	-2.80756E-6	6.86858E-6	-4.06856E-4
M	-1.81710E-4	-4.06880E-5	-1.51592E-4	1.66411E-4	-4.06856E-4	2.41353E-2

Date of computation: 2025-09-10 00:30 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

24.17

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

40 - 90*

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

526

Unit

Source

[1]

Normalized RMS of residuals

Value

0.580689

Unit

Source

[1]

Astrometry Summary

First Observation
Last Observation
Total Optical Observations (Discarded)

Optical

Value

Unit

Source

First Observation

Value

2024-03-17.423632

Unit

Source

[2]

Last Observation

Value

2024-04-14.22634

Unit

Source

[2]

Total Optical Observations (Discarded)

Value

37 (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 2024FF4 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	1983-08-13 14:53	> 1 w	0.0417373	0.0407073	0.0259086
EARTH	1986-05-14 09:37	> 1 mo	0.1577477	0.0154052	0.0610402
MARS	2018-10-15 07:39	> 1 d	0.0364176	0.0099979	0.0262746
EARTH	2021-07-22 23:50	> 1 d	0.1302591	0.1009975	0.0099212
EARTH	2024-04-18 05:41	< 1 min	0.0412082	0.0411574	0.0000169
EARTH	2065-08-13 05:18	> 1 w	0.0476755	0.0403683	0.0883623
EARTH	2068-06-15 17:03	> 1 mo	0.1702720	0.1637042	0.0041672
EARTH	2071-04-16 17:26	> 1 w	0.0173766	0.0081439	0.2032941
MARS	2112-10-30 12:16	> 1 mo	0.0312034	0.0155535	6.5220170
EARTH	2118-07-27 16:06	> 1 mo	0.0984843	0.0381856	5.9648639
EARTH	2121-05-22 16:38	> 1 mo	0.1383691	0.0013959	3.6255677
EARTH	2124-04-07 19:29	> 1 mo	0.1707870	0.0109576	7.6256394

Download as:

Stationary Points

Ecc. an. ast.	Ecc. an. Earth	Distance in au	Classification
329.21865765	100.82922172	0.00380912	MINIMUM
31.77724890	218.31228818	0.04076008	MINIMUM
0.90398163	160.29861213	0.18677428	SADDLE
0.56077086	339.61826984	1.81672718	SADDLE
180.16725887	339.07921073	2.27742889	SADDLE
180.12458611	159.06085603	4.27549487	MAXIMUM

Download:

MOID Plots

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