Asteroids

2022MA help

Last update: 2024-04-26 23:50 UTC

Orbital Properties

Epoch

60400.0

MJD

Orbit type

Aten

Perihelion (q)

0.796

Aphelion (Q)

1.036

Eccentricity (e)

0.131

Inclination (i)

7.6

deg

Orbit period (P)

320.2

Earth MOID

0.00557

U parameter

5.9

Next Earth close approach

Date

2029-06-08

Nominal distance (from Earth center)

0.08275

12378653

Maximum Brightness

24.1

mag

Risk

Object is not in risk list

Object is not in priority list

Physical Properties

Absolute Magnitude (H)

26.2

mag

Diameter

15 - 30*

Taxonomic type

Rotation period (T)

Discovery Information

Discovery Date

2022-06-16

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

0.915880

1-sigma variation

0.000021

Unit

Eccentricity (e)

Value

0.130645

1-sigma variation

0.000035

Unit

Inclination (i)

Value

7.6330

1-sigma variation

0.0029

Unit

Long. of Ascending Node (Ω)

Value

84.6776

1-sigma variation

0.0001

Unit

Arg. of Perihelion (ω)

Value

24.2501

1-sigma variation

0.0014

Unit

Mean Anomaly (M)

Value

163.23339

1-sigma variation

0.02214

Unit

Perihelion distance

Value

0.796225

1-sigma variation

Unit

Aphelion distance

Value

1.035535

1-sigma variation

Unit

Asc. Node-Earth Sep.

Value

-0.178941

1-sigma variation

Unit

Desc. Node-Earth Sep.

Value

0.006062

1-sigma variation

Unit

MOID

Value

0.005567

1-sigma variation

Unit

Orbit Period

Value

320.1519

1-sigma variation

Unit

U parameter

Value

5.9

1-sigma variation

Unit

Covariance Matrix

	a	e	i	Ω	ω	M
a	4.50588E-10	-7.49369E-10	-6.05251E-8	2.36525E-9	-2.29728E-8	-4.69036E-7
e	-7.49369E-10	1.25063E-9	1.02120E-7	-4.02463E-9	4.01906E-8	7.77236E-7
i	-6.05251E-8	1.02120E-7	8.62902E-6	-3.48783E-7	3.74192E-6	6.20717E-5
Ω	2.36525E-9	-4.02463E-9	-3.48783E-7	1.43663E-8	-1.61403E-7	-2.40416E-6
ω	-2.29728E-8	4.01906E-8	3.74192E-6	-1.61403E-7	2.08069E-6	2.26259E-5
M	-4.69036E-7	7.77236E-7	6.20717E-5	-2.40416E-6	2.26259E-5	4.90061E-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

26.219

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

15 - 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 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

678

Unit

Source

[1]

Normalized RMS of residuals

Value

0.600532

Unit

Source

[1]

Astrometry Summary

First Observation
Last Observation
Total Optical Observations (Discarded)

Optical

Value

Unit

Source

First Observation

Value

2022-06-16.225912

Unit

Source

[2]

Last Observation

Value

2022-06-19.198591

Unit

Source

[2]

Total Optical Observations (Discarded)

Value

43 (4)

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 2022MA 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	1961-12-20 21:27	> 1 d	0.1892342	0.1867518	0.0011156
EARTH	1968-06-09 17:40	102.5	0.0709035	0.0652315	0.0018937
EARTH	1968-11-09 05:25	1273.9	0.1657305	0.1646266	0.0003823
EARTH	1975-06-24 16:38	> 1 d	0.0436697	0.0270260	0.0057570
EARTH	1988-12-30 04:30	> 1 d	0.1955963	0.1945511	0.0003758
EARTH	1995-06-09 02:04	34.7	0.1032359	0.1028752	0.0001202
EARTH	1995-11-18 13:39	159.0	0.1709777	0.1707292	0.0000829
EARTH	2002-06-23 11:31	791.7	0.0409404	0.0342719	0.0022458
EARTH	2015-12-19 11:21	1035.6	0.1907666	0.1902432	0.0001803
EARTH	2022-06-13 21:25	< 1 min	0.0117648	0.0117519	0.0000043
EARTH	2022-10-25 07:11	23.0	0.1555168	0.1553683	0.0000495
EARTH	2029-06-08 21:54	48.8	0.0827462	0.0785045	0.0014150
EARTH	2029-11-16 06:33	1227.1	0.1625029	0.1621458	0.0001320
EARTH	2036-12-14 01:40	> 1 d	0.1772318	0.1766591	0.0002053
EARTH	2044-01-13 00:29	> 1 d	0.1936812	0.1932859	0.0001417
EARTH	2051-08-06 18:09	63.4	0.1960041	0.1926554	0.0011195
EARTH	2058-07-08 07:09	193.2	0.0932505	0.0915690	0.0005616
EARTH	2065-06-16 02:31	56.8	0.0131241	0.0125926	0.0001792
EARTH	2065-10-10 12:36	227.2	0.1551840	0.1548532	0.0001106
EARTH	2072-03-20 02:01	> 1 d	0.1898441	0.1888879	0.0003188
EARTH	2072-07-19 10:59	124.2	0.1235054	0.1218739	0.0005453
EARTH	2085-12-24 19:27	> 1 d	0.1927801	0.1922206	0.0002042
EARTH	2092-06-06 20:04	3.9	0.1288664	0.1217056	0.0023888
EARTH	2092-11-23 21:18	> 1 d	0.1742249	0.1734829	0.0002791
EARTH	2099-06-12 05:54	255.2	0.0179923	0.0134341	0.0015825
EARTH	2099-10-28 21:21	1132.4	0.1565335	0.1554401	0.0003880
EARTH	2106-06-08 12:20	5.2	0.1304324	0.0854748	0.0150667
EARTH	2106-11-29 02:20	> 1 w	0.1690894	0.1677296	0.0015941
EARTH	2113-12-27 08:33	> 1 w	0.1858629	0.1835996	0.0031516
EARTH	2121-01-24 00:12	> 1 w	0.1994048	0.1985098	0.0021306

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