Asteroids

2023SW6 help

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

Orbital Properties

Epoch

60800.0

MJD

Orbit type

Apollo

Perihelion (q)

0.848

Aphelion (Q)

2.521

Eccentricity (e)

0.496

Inclination (i)

7.8

deg

Orbit period (P)

798.6

Earth MOID

0.00662

U parameter

7.7

Next Earth close approach

Date

2047-12-01

Nominal distance (from Earth center)

0.17452

26107211

Maximum Brightness

28.9

mag

Risk

Object is not in risk list

Object is not in priority list

Physical Properties

Absolute Magnitude (H)

26.5

mag

Diameter

13 - 30*

Taxonomic type

Rotation period (T)

Discovery Information

Discovery Date

2023-09-25

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

1.684523

1-sigma variation

0.001308

Unit

Eccentricity (e)

Value

0.496382

1-sigma variation

0.000442

Unit

Inclination (i)

Value

7.7891

1-sigma variation

0.0055

Unit

Long. of Ascending Node (Ω)

Value

186.9002

1-sigma variation

0.0001

Unit

Arg. of Perihelion (ω)

Value

234.4306

1-sigma variation

0.0012

Unit

Mean Anomaly (M)

Value

244.86919

1-sigma variation

0.28054

Unit

Perihelion distance

Value

0.848356

1-sigma variation

Unit

Aphelion distance

Value

2.520691

1-sigma variation

Unit

Asc. Node-Earth Sep.

Value

0.786576

1-sigma variation

Unit

Desc. Node-Earth Sep.

Value

-0.016167

1-sigma variation

Unit

MOID

Value

0.006622

1-sigma variation

Unit

Orbit Period

Value

798.5719

1-sigma variation

Unit

U parameter

Value

7.7

1-sigma variation

Unit

Covariance Matrix

	a	e	i	Ω	ω	M
a	1.71119E-6	5.78813E-7	7.18566E-6	-6.67364E-8	-1.48241E-6	-3.66980E-4
e	5.78813E-7	1.95787E-7	2.43050E-6	-2.24416E-8	-5.00716E-7	-1.24131E-4
i	7.18566E-6	2.43050E-6	3.01765E-5	-2.83778E-7	-6.23884E-6	-1.54102E-3
Ω	-6.67364E-8	-2.24416E-8	-2.83778E-7	9.36310E-9	9.01978E-8	1.43037E-5
ω	-1.48241E-6	-5.00716E-7	-6.23884E-6	9.01978E-8	1.46266E-6	3.17870E-4
M	-3.66980E-4	-1.24131E-4	-1.54102E-3	1.43037E-5	3.17870E-4	7.87019E-2

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

26.495

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

13 - 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

0.632209

Unit

Source

[1]

Astrometry Summary

First Observation
Last Observation
Total Optical Observations (Discarded)

Optical

Value

Unit

Source

First Observation

Value

2023-09-25.143838

Unit

Source

[2]

Last Observation

Value

2023-09-27.815947

Unit

Source

[2]

Total Optical Observations (Discarded)

Value

41 (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 2023SW6 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	1963-01-23 16:50	> 1 mo	0.1391993	0.1261877	0.1900295
EARTH	1986-10-03 19:31	> 1 mo	0.0487490	0.0098527	0.1987592
EARTH	1999-12-25 14:55	> 1 mo	0.1604530	0.1368265	0.0505378
EARTH	2023-09-28 14:40	< 1 s	0.0089712	0.0089497	0.0000072
EARTH	2047-12-01 01:12	> 1 mo	0.1745159	0.1742899	0.0029654
EARTH	2058-09-17 17:47	> 1 w	0.1206135	0.0099604	0.2347941
EARTH	2072-01-22 05:31	> 1 w	0.1284611	0.1251466	0.0383875
EARTH	2082-10-10 17:56	> 1 w	0.0825384	0.0132212	0.1117084
EARTH	2107-01-07 09:10	> 1 w	0.1445914	0.1261016	0.0529050
EARTH	2117-10-04 03:02	> 1 mo	0.0397195	0.0049128	0.2371175

Download as:

Stationary Points

Ecc. an. ast.	Ecc. an. Earth	Distance in au	Classification
325.05039825	263.46342935	0.00667651	MINIMUM
34.33702913	15.44243767	0.12616293	MINIMUM
4.71745957	327.96134182	0.17376580	SADDLE
180.14097274	139.02472117	1.51836043	SADDLE
359.13253889	138.47773469	1.85776236	SADDLE
179.31003787	318.54545926	3.50304641	MAXIMUM

Download:

MOID Plots

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