Asteroids

2022WY9

Last update: 2023-02-05 14:32 UTC

Orbital Properties

Epoch

60000.0

MJD

Orbit type

Apollo

Perihelion (q)

0.361

Aphelion (Q)

3.791

Eccentricity (e)

0.826

Inclination (i)

1.2

deg

Orbit period (P)

1092.6

Earth MOID

0.00217

U parameter

9.0

Next Earth close approach

Date

2025-11-21

Nominal distance (from Earth center)

0.06301

9426227

Maximum Brightness

24.6

mag

Risk

Object is not in risk list

Object is not in priority list

Physical Properties

Absolute Magnitude (H)

27.9

mag

Diameter

Taxonomic type

Rotation period (T)

Discovery Information

Discovery Date

2022-11-27

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)
Ascending Node (Ω)
Arg. of Perihelion (ω)
Mean Anomaly (M)
Perihelion
Aphelion
Asc. Node-Earth Sep.
Desc. Node-Earth Sep.
MOID
Orbit Period
U parameter

Value

1-sigma variation

Unit

Epoch

Value

60000.0000

1-sigma variation

Unit

MJD

Semimajor Axis

Value

2.076097

1-sigma variation

0.026284

Unit

Eccentricity (e)

Value

0.825902

1-sigma variation

0.002824

Unit

Inclination (i)

Value

1.1691

1-sigma variation

0.0052

Unit

Ascending Node (Ω)

Value

56.3566

1-sigma variation

0.0047

Unit

Arg. of Perihelion (ω)

Value

252.4292

1-sigma variation

0.0157

Unit

Mean Anomaly (M)

Value

44.39810

1-sigma variation

0.88221

Unit

Perihelion

Value

0.361443

1-sigma variation

Unit

Aphelion

Value

3.790750

1-sigma variation

Unit

Asc. Node-Earth Sep.

Value

-0.110588

1-sigma variation

Unit

Desc. Node-Earth Sep.

Value

-0.482900

1-sigma variation

Unit

MOID

Value

0.002166

1-sigma variation

Unit

Orbit Period

Value

1092.6216

1-sigma variation

Unit

U parameter

Value

9.0

1-sigma variation

Unit

Covariance Matrix

	a	e	i	Ω	ω	M
a	6.90835E-4	7.42190E-5	1.36833E-4	1.05986E-6	-4.01089E-4	-2.31877E-2
e	7.42190E-5	7.97364E-6	1.46998E-5	1.05578E-7	-4.30846E-5	-2.49114E-3
i	1.36833E-4	1.46998E-5	2.73001E-5	2.26625E-6	-8.11532E-5	-4.59282E-3
Ω	1.05986E-6	1.05578E-7	2.26625E-6	2.19915E-5	-1.86556E-5	-3.62116E-5
ω	-4.01089E-4	-4.30846E-5	-8.11532E-5	-1.86556E-5	2.47913E-4	1.34630E-2
M	-2.31877E-2	-2.49114E-3	-4.59282E-3	-3.62116E-5	1.34630E-2	7.78287E-1

Date of computation: 2022-11-30 19:00 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

27.87

Unit

mag

Source

[1]

Slope Parameter (G)

Value

0.15**

Unit

mag

Source

[1]

Albedo
Diameter

Size and albedo

Value

Unit

Source

Albedo

Value

Unit

Source

[-]

Diameter

Value

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

Arc Information

Value

Unit

Source

Arc Length

Value

Unit

Source

[1]

Unobserved

Value

Unit

Source

[1]

Astrometry Summary

RMS of Residuals
First Observation
Last Observation
Total Optical Observations (Discarded)

Optical

Value

Unit

Source

RMS of Residuals

Value

0.779116

Unit

arcsec

Source

[1]

First Observation

Value

2022-11-27.351166

Unit

Source

[2]

Last Observation

Value

2022-11-30.38855

Unit

Source

[2]

Total Optical Observations (Discarded)

Value

13 (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 2022WY9 from to 2123

Body	Date in UTC	Time uncert. in min	Nominal distance in au	Min. possibile distance in au	Distance uncert. in au
VENUS	1965-08-06 15:09	> 1 mo	0.0260086	0.0225520	0.7323752
EARTH	2016-11-16 08:60	> 1 mo	0.1723721	0.0023425	0.6857723
EARTH	2019-11-21 03:44	> 1 w	0.0900226	0.0022229	0.3604715
EARTH	2022-11-24 20:52	< 1 min	0.0050593	0.0049916	0.0000226
EARTH	2025-11-21 21:54	> 1 w	0.0630104	0.0021995	0.3552719
EARTH	2028-11-21 11:26	> 1 w	0.0562339	0.0021051	0.6464951
EARTH	2031-11-20 17:57	> 1 mo	0.0903545	0.0021889	0.8015547
VENUS	2034-11-01 18:17	> 1 mo	0.0262310	0.0199032	0.6745819
EARTH	2034-11-19 01:40	> 1 mo	0.1212093	0.0025085	0.8861100
EARTH	2037-11-17 02:35	> 1 mo	0.1570389	0.0026336	1.0070378
EARTH	2040-11-17 12:17	> 1 mo	0.1324012	0.0023788	1.0744074
EARTH	2043-11-18 11:02	> 1 mo	0.1308048	0.0024234	1.0890922
MERCURY	2046-09-25 21:33	> 1 mo	0.0487081	0.0180952	0.8916971
EARTH	2046-11-18 13:47	> 1 mo	0.1232260	0.0024028	1.0507793
EARTH	2049-11-17 14:09	> 1 mo	0.1395050	0.0025280	0.9506961
EARTH	2052-11-18 12:24	> 1 mo	0.1051388	0.0023044	0.8014376
EARTH	2055-11-19 23:23	> 1 w	0.0926874	0.0023807	0.6041732
EARTH	2058-11-20 09:34	> 1 w	0.0777457	0.0024937	0.3534938
EARTH	2061-11-19 16:01	> 1 d	0.0895920	0.0067546	0.0413798
EARTH	2064-11-20 03:15	> 1 w	0.0659294	0.0014276	0.2777462
EARTH	2067-11-21 07:57	> 1 w	0.0590427	0.0017501	0.5474816
EARTH	2070-11-21 03:59	> 1 mo	0.0564323	0.0017850	0.6950179
EARTH	2073-11-19 11:58	> 1 mo	0.0890374	0.0017737	0.6827693
EARTH	2076-11-18 14:54	> 1 w	0.0947997	0.0015999	0.5917574
EARTH	2079-11-18 15:11	> 1 w	0.1132626	0.0014828	0.4569122
EARTH	2082-11-17 13:58	> 1 w	0.1289422	0.0010579	0.2908880
EARTH	2085-11-15 12:03	> 1 d	0.1695968	0.0019259	0.0939440
EARTH	2088-11-13 20:18	> 1 d	0.1905322	0.0062938	0.1075798

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