Asteroids

2022YS5 help

Last update: 2025-11-24 16:53 UTC

Orbital Properties

Epoch

61000.0

MJD

Orbit type

Apollo

Perihelion (q)

0.981

Aphelion (Q)

1.034

Eccentricity (e)

0.026

Inclination (i)

11.1

deg

Orbit period (P)

369.5

Earth MOID

0.02310

U parameter

1.2

Next Earth close approach

Date

2025-12-26

Nominal distance (from Earth center)

0.17152

25659357

Maximum Brightness

23.4

mag

Risk

Object is not in risk list

Physical Properties

Absolute Magnitude (H)

24.7

mag

Diameter

30 - 70*

Taxonomic type

Rotation period (T)

Discovery Information

Discovery Date

2022-12-25

Observatory

Kitt Peak-Bok

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

61000.0000

1-sigma variation

Unit

MJD

Semimajor Axis

Value

1.007695

1-sigma variation

2.355E-8

Unit

Eccentricity (e)

Value

0.026426

1-sigma variation

1.639E-7

Unit

Inclination (i)

Value

11.1333

1-sigma variation

4.256E-5

Unit

Long. of Ascending Node (Ω)

Value

290.0146

1-sigma variation

1.073E-5

Unit

Arg. of Perihelion (ω)

Value

297.9983

1-sigma variation

0.0002

Unit

Mean Anomaly (M)

Value

185.19463

1-sigma variation

0.00021

Unit

Perihelion distance

Value

0.981065

1-sigma variation

Unit

Aphelion distance

Value

1.034325

1-sigma variation

Unit

Asc. Node-Earth Sep.

Value

-0.023298

1-sigma variation

Unit

Desc. Node-Earth Sep.

Value

0.035898

1-sigma variation

Unit

MOID

Value

0.023100

1-sigma variation

Unit

Orbit Period

Value

369.4810

1-sigma variation

Unit

U parameter

Value

1.2

1-sigma variation

Unit

Covariance Matrix

	a	e	i	Ω	ω	M
a	5.54406E-16	3.61600E-15	9.94343E-13	2.10494E-13	3.32671E-12	-4.27478E-12
e	3.61600E-15	2.68521E-14	6.57691E-12	1.63875E-12	1.65952E-11	-2.23842E-11
i	9.94343E-13	6.57691E-12	1.81144E-9	3.91800E-10	5.92304E-9	-7.62636E-9
Ω	2.10494E-13	1.63875E-12	3.91800E-10	1.15195E-10	8.10176E-10	-1.15216E-9
ω	3.32671E-12	1.65952E-11	5.92304E-9	8.10176E-10	2.95310E-8	-3.58586E-8
M	-4.27478E-12	-2.23842E-11	-7.62636E-9	-1.15216E-9	-3.58586E-8	4.38730E-8

Date of computation: 2025-11-24 16:53 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

24.705

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

30 - 70*

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 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

384

Unit

Source

[1]

Unobserved

Value

697

Unit

Source

[1]

Normalized RMS of residuals

Value

0.50819

Unit

Source

[1]

Astrometry Summary

First Observation
Last Observation
Total Optical Observations (Discarded)

Optical

Value

Unit

Source

First Observation

Value

2022-12-25.46251

Unit

Source

[2]

Last Observation

Value

2024-01-13.19174

Unit

Source

[2]

Total Optical Observations (Discarded)

Value

82 (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 2022YS5 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	1952-01-24 22:48	< 1 min	0.1931555	0.1931542	0.0000004
EARTH	1953-01-19 15:02	< 1 min	0.1125010	0.1124977	0.0000011
EARTH	1953-06-26 11:16	< 1 min	0.1527360	0.1527294	0.0000022
EARTH	1954-01-14 20:02	< 1 min	0.0486277	0.0486244	0.0000011
EARTH	1954-07-05 04:19	< 1 min	0.0840909	0.0840826	0.0000028
EARTH	1955-01-10 04:23	< 1 min	0.0508212	0.0508163	0.0000016
EARTH	1955-07-12 16:14	< 1 min	0.0283428	0.0283360	0.0000023
EARTH	1956-01-04 22:07	< 1 min	0.1062142	0.1062032	0.0000037
EARTH	1956-07-17 21:59	< 1 min	0.0489697	0.0489569	0.0000043
EARTH	1956-12-26 16:47	< 1 min	0.1698084	0.1697959	0.0000042
EARTH	1957-07-24 19:11	< 1 min	0.1215925	0.1215768	0.0000052
EARTH	2021-01-21 19:14	< 1 min	0.1672413	0.1672400	0.0000004
EARTH	2022-01-17 21:33	< 1 min	0.0922637	0.0922628	0.0000003
EARTH	2022-06-27 19:24	< 1 min	0.1413614	0.1413592	0.0000008
EARTH	2023-01-13 15:35	< 1 s	0.0398455	0.0398451	0.0000002
EARTH	2023-07-05 12:16	< 1 min	0.0795133	0.0795118	0.0000005
EARTH	2024-01-09 07:07	< 1 min	0.0577972	0.0577963	0.0000003
EARTH	2024-07-11 13:29	< 1 min	0.0281569	0.0281563	0.0000002
EARTH	2025-01-03 09:31	< 1 min	0.1116919	0.1116903	0.0000005
EARTH	2025-07-17 04:58	< 1 min	0.0446401	0.0446389	0.0000004
EARTH	2025-12-26 11:47	< 1 min	0.1715222	0.1715200	0.0000007
EARTH	2026-07-23 19:03	< 1 min	0.1125971	0.1125953	0.0000006
EARTH	2027-07-30 05:41	< 1 min	0.1908609	0.1908589	0.0000007
EARTH	2092-01-22 04:41	< 1 min	0.1832838	0.1832681	0.0000052
EARTH	2093-01-18 00:25	< 1 min	0.1086611	0.1086469	0.0000047
EARTH	2093-06-23 14:14	< 1 min	0.1677438	0.1677309	0.0000043
EARTH	2094-01-14 05:59	< 1 min	0.0488995	0.0488907	0.0000030
EARTH	2094-07-01 10:40	< 1 min	0.1055079	0.1054974	0.0000035
EARTH	2095-01-10 08:23	< 1 min	0.0434160	0.0434088	0.0000024
EARTH	2095-07-08 16:33	< 1 min	0.0516391	0.0516297	0.0000032
EARTH	2096-01-06 00:53	< 1 min	0.0894769	0.0894661	0.0000036
EARTH	2096-07-13 15:55	< 1 min	0.0236534	0.0236494	0.0000013
EARTH	2096-12-28 13:30	< 1 min	0.1525042	0.1524941	0.0000034
EARTH	2097-07-20 10:29	< 1 min	0.0829758	0.0829634	0.0000041
EARTH	2098-07-27 04:00	< 1 min	0.1624878	0.1624729	0.0000050

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Stationary Points

Ecc. an. ast.	Ecc. an. Earth	Distance in au	Classification
61.58120015	189.78254032	0.02309959	MINIMUM
244.85226679	10.00104447	0.03555321	MINIMUM
333.72828135	98.76004961	0.19376341	SADDLE
152.65811094	281.03887062	0.19963874	SADDLE
7.60759840	314.31691425	1.96381981	SADDLE
212.41166142	159.14221456	2.04471911	MAXIMUM

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MOID Plots

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