Asteroids

2023SF6 help

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

Orbital Properties

Epoch

60800.0

MJD

Orbit type

Apollo

Perihelion (q)

0.671

Aphelion (Q)

2.668

Eccentricity (e)

0.598

Inclination (i)

9.5

deg

Orbit period (P)

787.8

Earth MOID

0.00958

U parameter

8.0

Next Earth close approach

Date

2026-02-27

Nominal distance (from Earth center)

0.16879

25251023

Maximum Brightness

25.5

mag

Risk

Object is not in risk list

Object is not in priority list

Physical Properties

Absolute Magnitude (H)

26.2

mag

Diameter

15 - 30*

Taxonomic type

Rotation period (T)

Discovery Information

Discovery Date

2023-09-24

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

1.669377

1-sigma variation

0.002069

Unit

Eccentricity (e)

Value

0.598250

1-sigma variation

0.000614

Unit

Inclination (i)

Value

9.4982

1-sigma variation

0.0087

Unit

Long. of Ascending Node (Ω)

Value

187.2988

1-sigma variation

0.0002

Unit

Arg. of Perihelion (ω)

Value

259.8313

1-sigma variation

0.0031

Unit

Mean Anomaly (M)

Value

244.90858

1-sigma variation

0.44520

Unit

Perihelion distance

Value

0.670672

1-sigma variation

Unit

Aphelion distance

Value

2.668083

1-sigma variation

Unit

Asc. Node-Earth Sep.

Value

0.200155

1-sigma variation

Unit

Desc. Node-Earth Sep.

Value

-0.031590

1-sigma variation

Unit

MOID

Value

0.009579

1-sigma variation

Unit

Orbit Period

Value

787.8258

1-sigma variation

Unit

U parameter

Value

8.0

1-sigma variation

Unit

Covariance Matrix

	a	e	i	Ω	ω	M
a	4.27975E-6	1.27022E-6	1.79099E-5	3.71379E-7	-6.36421E-6	-9.20999E-4
e	1.27022E-6	3.76996E-7	5.31555E-6	1.10271E-7	-1.88882E-6	-2.73350E-4
i	1.79099E-5	5.31555E-6	7.49748E-5	1.53438E-6	-2.66242E-5	-3.85420E-3
Ω	3.71379E-7	1.10271E-7	1.53438E-6	4.78916E-8	-5.57523E-7	-7.99214E-5
ω	-6.36421E-6	-1.88882E-6	-2.66242E-5	-5.57523E-7	9.48068E-6	1.36957E-3
M	-9.20999E-4	-2.73350E-4	-3.85420E-3	-7.99214E-5	1.36957E-3	1.98198E-1

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

26.184

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

15 - 30*

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

590

Unit

Source

[1]

Normalized RMS of residuals

Value

0.471779

Unit

Source

[1]

Astrometry Summary

First Observation
Last Observation
Total Optical Observations (Discarded)

Optical

Value

Unit

Source

First Observation

Value

2023-09-24.239167

Unit

Source

[2]

Last Observation

Value

2023-09-27.104672

Unit

Source

[2]

Total Optical Observations (Discarded)

Value

25 (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 2023SF6 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	1967-09-26 18:41	> 1 mo	0.0169626	0.0136203	0.5203503
EARTH	1995-09-21 00:20	> 1 w	0.1096142	0.0136913	0.3480499
EARTH	2023-09-27 19:45	< 1 s	0.0097723	0.0097431	0.0000097
EARTH	2026-02-27 12:22	> 1 d	0.1687927	0.1014130	0.0229610
EARTH	2054-03-18 05:25	> 1 w	0.1200871	0.0458838	0.2713012
EARTH	2064-09-25 07:17	> 1 w	0.0347029	0.0075621	0.2914821
EARTH	2092-10-04 16:15	> 1 mo	0.0959222	0.0078916	1.7931019
EARTH	2095-03-08 08:09	> 1 mo	0.0832058	0.0433512	1.5869372
EARTH	2123-03-17 09:03	> 1 mo	0.0733942	0.0423958	0.8076280

Download as:

Stationary Points

Ecc. an. ast.	Ecc. an. Earth	Distance in au	Classification
312.18293019	263.30617260	0.00954883	MINIMUM
48.35731601	68.25424716	0.04852516	MINIMUM
0.59597265	346.65652051	0.33934648	SADDLE
180.09812320	165.07119749	1.67350297	SADDLE
359.71345851	164.92868819	1.68149221	SADDLE
179.77300472	344.90821736	3.64164779	MAXIMUM

Download:

MOID Plots

Click on the images to zoom-in and zoom-out