Asteroids

2023KG3 help

Last update: 2024-04-25 08:10 UTC

Orbital Properties

Epoch

60400.0

MJD

Orbit type

Apollo

Perihelion (q)

0.970

Aphelion (Q)

1.163

Eccentricity (e)

0.090

Inclination (i)

6.0

deg

Orbit period (P)

402.4

Earth MOID

0.00761

U parameter

6.0

Next Earth close approach

Date

2033-11-11

Nominal distance (from Earth center)

0.1441

21557496

Maximum Brightness

24.7

mag

Risk

Object is not in risk list

Object is not in priority list

Physical Properties

Absolute Magnitude (H)

27.7

mag

Diameter

8 - 18*

Taxonomic type

Rotation period (T)

Discovery Information

Discovery Date

2023-05-26

Observatory

Mt. Lemmon Survey

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

1.066624

1-sigma variation

0.000035

Unit

Eccentricity (e)

Value

0.090420

1-sigma variation

0.000040

Unit

Inclination (i)

Value

5.9753

1-sigma variation

0.0025

Unit

Long. of Ascending Node (Ω)

Value

63.2856

1-sigma variation

0.0001

Unit

Arg. of Perihelion (ω)

Value

112.8429

1-sigma variation

0.0048

Unit

Mean Anomaly (M)

Value

335.85641

1-sigma variation

0.02211

Unit

Perihelion distance

Value

0.970180

1-sigma variation

Unit

Aphelion distance

Value

1.163068

1-sigma variation

Unit

Asc. Node-Earth Sep.

Value

0.110191

1-sigma variation

Unit

Desc. Node-Earth Sep.

Value

0.009133

1-sigma variation

Unit

MOID

Value

0.007608

1-sigma variation

Unit

Orbit Period

Value

402.3607

1-sigma variation

Unit

U parameter

Value

6.0

1-sigma variation

Unit

Covariance Matrix

	a	e	i	Ω	ω	M
a	1.19883E-9	1.39932E-9	8.52250E-8	1.94031E-9	1.64149E-7	-7.65504E-7
e	1.39932E-9	1.63406E-9	9.95132E-8	2.26395E-9	1.91273E-7	-8.93294E-7
i	8.52250E-8	9.95132E-8	6.06098E-6	1.37923E-7	1.16528E-5	-5.44080E-5
Ω	1.94031E-9	2.26395E-9	1.37923E-7	3.15652E-9	2.66041E-7	-1.23923E-6
ω	1.64149E-7	1.91273E-7	1.16528E-5	2.66041E-7	2.26246E-5	-1.04920E-4
M	-7.65504E-7	-8.93294E-7	-5.44080E-5	-1.23923E-6	-1.04920E-4	4.88878E-4

Date of computation: 2024-04-23 10:08 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

27.654

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

8 - 18*

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

333

Unit

Source

[1]

Normalized RMS of residuals

Value

0.879481

Unit

Source

[1]

Astrometry Summary

First Observation
Last Observation
Total Optical Observations (Discarded)

Optical

Value

Unit

Source

First Observation

Value

2023-05-21.33279

Unit

Source

[2]

Last Observation

Value

2023-05-28.84432

Unit

Source

[2]

Total Optical Observations (Discarded)

Value

26 (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

[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 2023KG3 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	1950-10-15 03:52	> 1 mo	0.1717545	0.1552824	0.0155714
EARTH	1951-06-03 12:46	> 1 d	0.1744392	0.0001356	0.0678240
EARTH	1962-01-03 10:07	> 1 d	0.0878538	0.0739244	0.0228648
EARTH	1962-07-22 15:37	> 1 mo	0.1588793	0.1062741	0.0210820
EARTH	1973-12-08 18:56	> 1 d	0.0910829	0.0794135	0.0048334
EARTH	1974-05-19 03:58	> 1 d	0.0393553	0.0099499	0.0100688
EARTH	1985-12-21 13:46	> 1 d	0.0701141	0.0694916	0.0004886
EARTH	1986-04-19 11:02	> 1 d	0.0984658	0.0897703	0.0029373
EARTH	1998-01-03 08:09	40.5	0.1499822	0.1497018	0.0000935
EARTH	1998-09-02 21:27	447.9	0.1801781	0.1800733	0.0000349
EARTH	2010-11-01 02:41	> 1 d	0.1465135	0.1422578	0.0014704
EARTH	2011-05-29 10:09	294.9	0.0885419	0.0758441	0.0042332
EARTH	2022-11-24 15:31	49.4	0.1108675	0.1107416	0.0000420
EARTH	2023-05-23 05:43	< 1 min	0.0086174	0.0086070	0.0000035
EARTH	2033-11-11 10:41	> 1 d	0.1441030	0.1405097	0.0012411
EARTH	2034-05-30 00:03	227.7	0.1028640	0.0929371	0.0033091
EARTH	2044-09-26 04:21	> 1 d	0.1889238	0.1882443	0.0002348
EARTH	2055-01-10 06:06	124.7	0.1026837	0.1012830	0.0004748
EARTH	2055-07-17 07:00	1209.1	0.1592016	0.1580314	0.0003909
EARTH	2065-12-26 06:35	560.2	0.0825496	0.0821938	0.0001495
EARTH	2066-05-06 05:18	498.9	0.0771754	0.0729487	0.0014097
EARTH	2076-12-31 19:50	836.4	0.0823872	0.0814010	0.0004850
EARTH	2077-04-02 20:23	> 1 d	0.1051453	0.0991925	0.0020270
EARTH	2088-01-11 18:52	9.5	0.1738664	0.1605384	0.0045043
EARTH	2088-09-04 21:46	> 1 d	0.1848613	0.1837070	0.0003976
EARTH	2099-10-26 10:21	> 1 d	0.1614750	0.1580524	0.0012019
EARTH	2100-06-03 04:22	202.5	0.1572081	0.1439210	0.0044291
EARTH	2110-12-01 06:22	868.8	0.1112108	0.1102152	0.0003415
EARTH	2111-05-24 20:23	108.9	0.0174490	0.0145740	0.0009663
EARTH	2121-01-16 03:38	> 1 d	0.1110653	0.0919805	0.0166751
EARTH	2121-07-22 10:02	> 1 mo	0.1642883	0.1225110	0.0152940

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