Asteroids

2022SG5 help

Last update: 2024-04-19 00:31 UTC

Orbital Properties

Epoch

60400.0

MJD

Orbit type

Apollo

Perihelion (q)

0.552

Aphelion (Q)

4.276

Eccentricity (e)

0.772

Inclination (i)

1.7

deg

Orbit period (P)

1369.9

Earth MOID

0.00648

U parameter

8.8

Next Earth close approach

Date

2026-03-18

Nominal distance (from Earth center)

0.12763

19092595

Maximum Brightness

24.6

mag

Risk

Object is in risk list

Object is not in priority list

Physical Properties

Absolute Magnitude (H)

25.9

mag

Diameter

17 - 40*

Taxonomic type

Rotation period (T)

Discovery Information

Discovery Date

2022-09-19

Observatory

Kitt Peak-Bok

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

2.413948

1-sigma variation

0.016440

Unit

Eccentricity (e)

Value

0.771534

1-sigma variation

0.001859

Unit

Inclination (i)

Value

1.6540

1-sigma variation

0.0048

Unit

Long. of Ascending Node (Ω)

Value

187.4156

1-sigma variation

0.0037

Unit

Arg. of Perihelion (ω)

Value

75.0419

1-sigma variation

0.0007

Unit

Mean Anomaly (M)

Value

159.48040

1-sigma variation

1.64649

Unit

Perihelion distance

Value

0.551506

1-sigma variation

Unit

Aphelion distance

Value

4.276389

1-sigma variation

Unit

Asc. Node-Earth Sep.

Value

-0.183569

1-sigma variation

Unit

Desc. Node-Earth Sep.

Value

0.219855

1-sigma variation

Unit

MOID

Value

0.006481

1-sigma variation

Unit

Orbit Period

Value

1369.9042

1-sigma variation

Unit

U parameter

Value

8.8

1-sigma variation

Unit

Covariance Matrix

	a	e	i	Ω	ω	M
a	2.70261E-4	3.05562E-5	7.88161E-5	-6.08658E-5	-1.14203E-5	-2.70677E-2
e	3.05562E-5	3.45476E-6	8.91115E-6	-6.88164E-6	-1.29134E-6	-3.06033E-3
i	7.88161E-5	8.91115E-6	2.29873E-5	-1.77538E-5	-3.33607E-6	-7.89375E-3
Ω	-6.08658E-5	-6.88164E-6	-1.77538E-5	1.37215E-5	2.56588E-6	6.09595E-3
ω	-1.14203E-5	-1.29134E-6	-3.33607E-6	2.56588E-6	5.30087E-7	1.14379E-3
M	-2.70677E-2	-3.06033E-3	-7.89375E-3	6.09595E-3	1.14379E-3	2.71094E0

Date of computation: 2024-02-21 14:29 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

25.945

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

17 - 40*

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

566

Unit

Source

[1]

Normalized RMS of residuals

Value

0.519622

Unit

Source

[1]

Astrometry Summary

First Observation
Last Observation
Total Optical Observations (Discarded)

Optical

Value

Unit

Source

First Observation

Value

2022-09-19.336559

Unit

Source

[2]

Last Observation

Value

2022-10-01.274119

Unit

Source

[2]

Total Optical Observations (Discarded)

Value

18 (1)

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 2022SG5 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	1951-03-13 23:55	> 1 w	0.0417287	0.0154701	0.2136362
MARS	2000-01-27 14:34	> 1 mo	0.0305211	0.0285551	0.5585419
EARTH	2022-09-16 01:54	< 1 min	0.0233891	0.0232207	0.0000561
EARTH	2026-03-18 21:36	> 1 w	0.1276261	0.0084255	0.2431146
VENUS	2052-04-28 19:30	> 1 mo	0.0424127	0.0324091	0.9909670
EARTH	2063-09-13 08:13	> 1 mo	0.0934250	0.0047637	1.8390053
EARTH	2067-03-12 22:58	> 1 mo	0.0124054	0.0070018	1.3667491
EARTH	2097-09-22 21:08	> 1 mo	0.0445644	0.0036119	47.8232453
EARTH	2112-09-11 08:17	> 1 mo	0.1682999	0.0046983	62.7951567
EARTH	2116-03-10 09:59	> 1 mo	0.0361981	0.0004054	89.6055143

Download as:

2022SG5

Date in UTC	MJD	σ	Distance ± Width in RE	Stretching in RE/σ	IP	Exp. energy	PS
2090-03-15.293	84490.293	0.613	0.65 ± 0.004	7.63E6	7.77E-8	8.19E-8	-7.39
2090-03-15.340	84490.340	0.586	0.78 ± 0.004	1.62E7	3.28E-8	3.45E-8	-7.77
2090-03-15.347	84490.347	0.591	0.44 ± 0.004	4.73E6	1.45E-7	1.53E-7	-7.12
2101-03-12.899	88504.899	0.237	0.77 ± 0.003	4.75E5	1.38E-6	1.51E-6	-6.19
2112-03-12.458	92522.458	0.110	0.82 ± 0.003	6.19E7	9.82E-9	1.07E-8	-8.40
2114-09-20.800	93444.800	-1.385	0.30 ± 0.003	5.00E5	6.74E-7	6.61E-7	-6.61
2116-03-12.127	93983.127	0.343	0.90 ± 0.003	9.07E4	5.35E-6	5.95E-6	-5.68
2116-03-12.275	93983.275	0.112	0.56 ± 0.002	7.93E6	9.49E-8	1.04E-7	-7.43


Based on 18 optical observations (of which 1 are rejected as outliers) from 2022/09/19.337 to 2022/10/01.274.
Coordinates are given on the Target Plane.
Unit is one Earth radius, but impact cross section has radius between 1.10 and 1.10 Earth radii.
Coordinates for LOV = EQU scaled= 1 second= F.
Aegis software version= 4.0, Date of computation=20240110 090432.214 UTC.

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