Asteroids

2022AM3 help

Last update: 2025-09-10 00:30 UTC

Orbital Properties

Epoch

61000.0

MJD

Orbit type

Apollo

Perihelion (q)

0.839

Aphelion (Q)

1.226

Eccentricity (e)

0.188

Inclination (i)

6.7

deg

Orbit period (P)

383.1

Earth MOID

0.02448

U parameter

7.1

Next Earth close approach

Date

2040-06-23

Nominal distance (from Earth center)

0.11781

17624675

Maximum Brightness

25.2

mag

Risk

Object is not in risk list

Physical Properties

Absolute Magnitude (H)

26.5

mag

Diameter

13 - 30*

Taxonomic type

Rotation period (T)

Discovery Information

Discovery Date

2022-01-08

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

61000.0000

1-sigma variation

Unit

MJD

Semimajor Axis

Value

1.032395

1-sigma variation

0.000142

Unit

Eccentricity (e)

Value

0.187745

1-sigma variation

0.000250

Unit

Inclination (i)

Value

6.6757

1-sigma variation

0.0100

Unit

Long. of Ascending Node (Ω)

Value

111.5654

1-sigma variation

0.0016

Unit

Arg. of Perihelion (ω)

Value

259.4235

1-sigma variation

0.0134

Unit

Mean Anomaly (M)

Value

321.73889

1-sigma variation

0.30845

Unit

Perihelion distance

Value

0.838568

1-sigma variation

Unit

Aphelion distance

Value

1.226222

1-sigma variation

Unit

Asc. Node-Earth Sep.

Value

0.047662

1-sigma variation

Unit

Desc. Node-Earth Sep.

Value

-0.054981

1-sigma variation

Unit

MOID

Value

0.024477

1-sigma variation

Unit

Orbit Period

Value

383.1486

1-sigma variation

Unit

U parameter

Value

7.1

1-sigma variation

Unit

Covariance Matrix

	a	e	i	Ω	ω	M
a	2.01029E-8	3.26694E-8	1.39438E-6	-2.27752E-7	1.06139E-6	-4.37332E-5
e	3.26694E-8	6.22972E-8	2.42288E-6	-3.82220E-7	6.59819E-7	-7.10699E-5
i	1.39438E-6	2.42288E-6	9.94364E-5	-1.60216E-5	5.54464E-5	-3.03336E-3
Ω	-2.27752E-7	-3.82220E-7	-1.60216E-5	2.60506E-6	-1.06230E-5	4.95457E-4
ω	1.06139E-6	6.59819E-7	5.54464E-5	-1.06230E-5	1.79304E-4	-2.30923E-3
M	-4.37332E-5	-7.10699E-5	-3.03336E-3	4.95457E-4	-2.30923E-3	9.51403E-2

Date of computation: 2025-09-10 00:30 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

26.51

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

13 - 30*

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

Unit

Source

[1]

Unobserved

Value

1396

Unit

Source

[1]

Normalized RMS of residuals

Value

0.701133

Unit

Source

[1]

Astrometry Summary

First Observation
Last Observation
Total Optical Observations (Discarded)

Optical

Value

Unit

Source

First Observation

Value

2022-01-08.249117

Unit

Source

[2]

Last Observation

Value

2022-01-10.121204

Unit

Source

[2]

Total Optical Observations (Discarded)

Value

24 (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

[-]

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 2022AM3 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	1952-06-18 05:31	3.5	0.1998000	0.1942429	0.0018537
EARTH	1953-07-14 12:59	359.8	0.0921227	0.0898845	0.0007516
EARTH	1954-10-14 13:54	> 1 d	0.1906177	0.1897835	0.0002803
EARTH	1956-01-03 00:39	252.3	0.0536657	0.0381196	0.0055468
EARTH	1974-06-25 19:18	> 1 d	0.0817906	0.0316904	0.0336559
EARTH	1975-08-28 19:55	> 1 w	0.1709950	0.1372262	0.0132689
EARTH	1977-01-09 07:21	> 1 w	0.1151237	0.0403919	0.0294917
EARTH	1978-01-07 15:35	> 1 d	0.1892375	0.0998338	0.0300412
EARTH	1996-06-27 02:10	> 1 d	0.0562132	0.0307513	0.0242060
EARTH	1997-09-03 08:34	> 1 w	0.1781575	0.1552698	0.0086937
EARTH	1999-01-08 06:01	> 1 d	0.1080776	0.0369843	0.0281161
EARTH	2000-01-08 09:44	1266.8	0.1862427	0.0985908	0.0294293
EARTH	2019-07-08 04:28	506.2	0.0649148	0.0589638	0.0020176
EARTH	2020-10-04 13:55	1173.0	0.1933544	0.1926848	0.0002233
EARTH	2022-01-01 23:37	< 1 min	0.0266299	0.0265115	0.0000395
EARTH	2040-06-23 13:15	> 1 d	0.1178137	0.0530928	0.0227332
EARTH	2041-06-04 15:15	> 1 w	0.1894229	0.1368830	0.0176707
EARTH	2041-08-17 09:04	> 1 w	0.1559700	0.1235105	0.0120266
EARTH	2042-11-30 12:20	> 1 w	0.1524804	0.0996447	0.0179286
EARTH	2043-01-18 16:47	> 1 w	0.1416667	0.0895392	0.0183994
EARTH	2044-01-07 09:31	1072.3	0.1612700	0.0934448	0.0227898
EARTH	2062-07-01 13:25	668.9	0.0287650	0.0286334	0.0001608
EARTH	2063-09-20 14:29	> 1 d	0.1903236	0.1867787	0.0012172
EARTH	2065-01-01 11:56	234.1	0.0433804	0.0250014	0.0091219
EARTH	2084-06-23 08:07	> 1 d	0.1177477	0.0319766	0.0404493
EARTH	2085-08-12 17:30	> 1 w	0.1499707	0.0959489	0.0234360
EARTH	2086-11-12 14:56	> 1 w	0.1688539	0.1097947	0.0200745
EARTH	2087-01-26 15:23	> 1 w	0.1613403	0.0870723	0.0285414
EARTH	2088-01-06 03:02	> 1 d	0.1223209	0.0227674	0.0394159
EARTH	2107-07-09 09:38	> 1 d	0.0642504	0.0329816	0.0180988
EARTH	2108-10-07 20:04	> 1 w	0.1932334	0.1890916	0.0014618
EARTH	2110-01-03 07:13	1073.5	0.0331174	0.0240291	0.0181776

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Stationary Points

Ecc. an. ast.	Ecc. an. Earth	Distance in au	Classification
79.20715529	358.87751061	0.02438957	MINIMUM
279.27996329	177.22687341	0.02887648	MINIMUM
358.93591316	268.51744941	0.19258625	SADDLE
179.49255120	87.49955853	0.25987701	SADDLE
354.78774708	83.46172173	1.83433798	SADDLE
175.55648945	264.22471082	2.22352512	MAXIMUM

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MOID Plots

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