Asteroids

2023FP4 help

Last update: 2025-02-19 13:28 UTC

Orbital Properties

Epoch

60800.0

MJD

Orbit type

Apollo

Perihelion (q)

0.646

Aphelion (Q)

1.732

Eccentricity (e)

0.457

Inclination (i)

21.9

deg

Orbit period (P)

473.5

Earth MOID

0.02779

U parameter

8.5

Next Earth close approach

Date

2030-09-07

Nominal distance (from Earth center)

0.14808

22151968

Maximum Brightness

mag

Risk

Object is not in risk list

Object is not in priority list

Physical Properties

Absolute Magnitude (H)

24.9

mag

Diameter

28 - 60*

Taxonomic type

Rotation period (T)

Discovery Information

Discovery Date

2023-03-26

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

1.188888

1-sigma variation

0.001732

Unit

Eccentricity (e)

Value

0.456685

1-sigma variation

0.001053

Unit

Inclination (i)

Value

21.9112

1-sigma variation

0.0553

Unit

Long. of Ascending Node (Ω)

Value

182.0970

1-sigma variation

0.0021

Unit

Arg. of Perihelion (ω)

Value

257.6759

1-sigma variation

0.0448

Unit

Mean Anomaly (M)

Value

276.72085

1-sigma variation

1.44571

Unit

Perihelion distance

Value

0.645941

1-sigma variation

Unit

Aphelion distance

Value

1.731836

1-sigma variation

Unit

Asc. Node-Earth Sep.

Value

0.045698

1-sigma variation

Unit

Desc. Node-Earth Sep.

Value

-0.145214

1-sigma variation

Unit

MOID

Value

0.027789

1-sigma variation

Unit

Orbit Period

Value

473.4892

1-sigma variation

Unit

U parameter

Value

8.5

1-sigma variation

Unit

Covariance Matrix

	a	e	i	Ω	ω	M
a	3.00032E-6	1.82317E-6	9.57822E-5	-3.56177E-6	7.75752E-5	-2.50417E-3
e	1.82317E-6	1.10796E-6	5.82043E-5	-2.16353E-6	4.71310E-5	-1.52169E-3
i	9.57822E-5	5.82043E-5	3.05780E-3	-1.13696E-4	2.47639E-3	-7.99435E-2
Ω	-3.56177E-6	-2.16353E-6	-1.13696E-4	4.23623E-6	-9.21615E-5	2.97274E-3
ω	7.75752E-5	4.71310E-5	2.47639E-3	-9.21615E-5	2.00650E-3	-6.47468E-2
M	-2.50417E-3	-1.52169E-3	-7.99435E-2	2.97274E-3	-6.47468E-2	2.09008E0

Date of computation: 2025-02-19 13:28 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

24.851

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

28 - 60*

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

771

Unit

Source

[1]

Normalized RMS of residuals

Value

0.361785

Unit

Source

[1]

Astrometry Summary

First Observation
Last Observation
Total Optical Observations (Discarded)

Optical

Value

Unit

Source

First Observation

Value

2023-03-26.253463

Unit

Source

[2]

Last Observation

Value

2023-04-03.26388

Unit

Source

[2]

Total Optical Observations (Discarded)

Value

30 (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 2023FP4 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	1953-03-27 05:31	> 1 d	0.1971346	0.0633440	0.0456306
EARTH	1960-09-17 19:02	> 1 w	0.1187112	0.1058571	0.0490641
EARTH	1966-03-17 11:37	> 1 d	0.0709363	0.0295134	0.1537424
EARTH	1988-03-22 02:51	> 1 w	0.0790553	0.0286609	0.3282887
EARTH	1995-09-11 10:10	> 1 w	0.1113386	0.1029952	0.1134263
EARTH	2001-03-14 09:25	> 1 d	0.1698724	0.0270667	0.2698052
EARTH	2017-09-23 16:59	> 1 d	0.1608143	0.1098790	0.0509932
EARTH	2023-03-20 08:13	< 1 min	0.0285915	0.0283855	0.0000687
EARTH	2030-09-07 07:27	> 1 d	0.1480768	0.1044047	0.0823708
EARTH	2052-09-19 19:16	> 1 w	0.1293023	0.1035409	0.2266773
EARTH	2058-03-18 22:49	> 1 w	0.0401281	0.0269426	0.3041585
EARTH	2065-09-03 11:47	> 1 w	0.1977803	0.1075804	0.3566205
EARTH	2080-03-23 06:26	> 1 w	0.0966039	0.0254449	0.3578898
EARTH	2087-09-11 17:31	> 1 w	0.1088722	0.1002828	0.0984135
EARTH	2093-03-14 02:55	> 1 d	0.1885381	0.0222775	0.2019210
EARTH	2109-09-20 00:34	227.2	0.1198302	0.1177050	0.0007257
EARTH	2115-03-18 20:39	> 1 d	0.0781825	0.0257087	0.0643234

Download as:

Stationary Points

Ecc. an. ast.	Ecc. an. Earth	Distance in au	Classification
71.07400188	76.15203775	0.02811667	MINIMUM
297.55899208	250.15600961	0.10093560	MINIMUM
4.39733865	345.10952031	0.45153404	SADDLE
183.45055565	159.01380548	0.87022684	SADDLE
0.82930627	159.02019915	1.63381772	SADDLE
178.12570682	335.50623445	2.67263321	MAXIMUM

Download:

MOID Plots

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