Asteroids

2023GY2 help

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

Orbital Properties

Epoch

60800.0

MJD

Orbit type

Apollo

Perihelion (q)

0.918

Aphelion (Q)

3.666

Eccentricity (e)

0.599

Inclination (i)

8.0

deg

Orbit period (P)

1267.5

Earth MOID

0.00936

U parameter

6.2

Next Earth close approach

Date

2068-07-05

Nominal distance (from Earth center)

0.13816

20668986

Maximum Brightness

24.1

mag

Risk

Object is not in risk list

Object is not in priority list

Physical Properties

Absolute Magnitude (H)

22.8

mag

Diameter

70 - 160*

Taxonomic type

Rotation period (T)

Discovery Information

Discovery Date

2023-04-14

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

2.292120

1-sigma variation

0.000317

Unit

Eccentricity (e)

Value

0.599307

1-sigma variation

0.000059

Unit

Inclination (i)

Value

8.0410

1-sigma variation

0.0005

Unit

Long. of Ascending Node (Ω)

Value

55.3986

1-sigma variation

0.0005

Unit

Arg. of Perihelion (ω)

Value

216.4418

1-sigma variation

0.0008

Unit

Mean Anomaly (M)

Value

194.98034

1-sigma variation

0.04088

Unit

Perihelion distance

Value

0.918437

1-sigma variation

Unit

Aphelion distance

Value

3.665804

1-sigma variation

Unit

Asc. Node-Earth Sep.

Value

1.846851

1-sigma variation

Unit

Desc. Node-Earth Sep.

Value

-0.019849

1-sigma variation

Unit

MOID

Value

0.009361

1-sigma variation

Unit

Orbit Period

Value

1267.5193

1-sigma variation

Unit

U parameter

Value

6.2

1-sigma variation

Unit

Covariance Matrix

	a	e	i	Ω	ω	M
a	1.00751E-7	1.87588E-8	1.54663E-7	-1.56603E-7	2.67996E-7	-1.29759E-5
e	1.87588E-8	3.49271E-9	2.87985E-8	-2.91578E-8	4.99121E-8	-2.41598E-6
i	1.54663E-7	2.87985E-8	2.37548E-7	-2.40443E-7	4.12212E-7	-1.99195E-5
Ω	-1.56603E-7	-2.91578E-8	-2.40443E-7	2.43515E-7	-4.16723E-7	2.01691E-5
ω	2.67996E-7	4.99121E-8	4.12212E-7	-4.16723E-7	7.18680E-7	-3.45169E-5
M	-1.29759E-5	-2.41598E-6	-1.99195E-5	2.01691E-5	-3.45169E-5	1.67119E-3

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

22.808

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

70 - 160*

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

726

Unit

Source

[1]

Normalized RMS of residuals

Value

0.663663

Unit

Source

[1]

Astrometry Summary

First Observation
Last Observation
Total Optical Observations (Discarded)

Optical

Value

Unit

Source

First Observation

Value

2023-04-14.342086

Unit

Source

[2]

Last Observation

Value

2023-05-16.247619

Unit

Source

[2]

Total Optical Observations (Discarded)

Value

83 (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 2023GY2 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	1978-05-26 21:28	> 1 w	0.0710533	0.0229718	0.0352677
EARTH	2016-08-15 23:52	1013.7	0.1840264	0.1688943	0.0054301
EARTH	2023-05-22 10:02	< 1 min	0.0464119	0.0463993	0.0000042
EARTH	2068-07-05 12:08	> 1 w	0.1381636	0.1365889	0.0037908
EARTH	2075-05-01 19:50	> 1 d	0.1290267	0.0078711	0.0597066
EARTH	2113-08-23 00:51	97.2	0.1905163	0.1877323	0.0009364
EARTH	2120-05-21 09:33	> 1 d	0.0527055	0.0245362	0.0095690

Download as:

Stationary Points

Ecc. an. ast.	Ecc. an. Earth	Distance in au	Classification
339.92783432	130.29517360	0.00756208	MINIMUM
13.98845670	197.35463496	0.13517526	MINIMUM
12.33721107	194.11948367	0.13519255	SADDLE
0.60856165	350.59413307	1.90519888	SADDLE
180.32959642	349.76809720	2.68370672	SADDLE
179.90711700	169.55912199	4.67563273	MAXIMUM

Download:

MOID Plots

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