Asteroids

2022DG3 help

Last update: 2026-03-17 23:26 UTC

Orbital Properties

Epoch

61200.0

MJD

Orbit type

Apollo

Perihelion (q)

0.865

Aphelion (Q)

1.448

Eccentricity (e)

0.252

Inclination (i)

2.7

deg

Orbit period (P)

454.4

Earth MOID

0.03157

U parameter

7.5

Next Earth close approach

Date

2027-03-12

Nominal distance (from Earth center)

0.147

21991538

Maximum Brightness

23.6

mag

Risk

Object is not in risk list

Physical Properties

Absolute Magnitude (H)

24.9

mag

Diameter

28 - 60*

Taxonomic type

Rotation period (T)

Discovery Information

Discovery Date

2022-02-26

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

61200.0000

1-sigma variation

Unit

MJD

Semimajor Axis

Value

1.156779

1-sigma variation

0.000362

Unit

Eccentricity (e)

Value

0.252043

1-sigma variation

0.000380

Unit

Inclination (i)

Value

2.7364

1-sigma variation

0.0041

Unit

Long. of Ascending Node (Ω)

Value

102.4956

1-sigma variation

0.0221

Unit

Arg. of Perihelion (ω)

Value

147.4450

1-sigma variation

0.0183

Unit

Mean Anomaly (M)

Value

95.74879

1-sigma variation

0.54211

Unit

Perihelion distance

Value

0.865221

1-sigma variation

Unit

Aphelion distance

Value

1.448338

1-sigma variation

Unit

Asc. Node-Earth Sep.

Value

0.392208

1-sigma variation

Unit

Desc. Node-Earth Sep.

Value

-0.123443

1-sigma variation

Unit

MOID

Value

0.031572

1-sigma variation

Unit

Orbit Period

Value

454.4376

1-sigma variation

Unit

U parameter

Value

7.5

1-sigma variation

Unit

Covariance Matrix

	a	e	i	Ω	ω	M
a	1.31108E-7	1.37727E-7	1.47203E-6	7.99401E-6	-6.60685E-6	-1.96291E-4
e	1.37727E-7	1.44681E-7	1.54635E-6	8.39749E-6	-6.94020E-6	-2.06201E-4
i	1.47203E-6	1.54635E-6	1.65283E-5	8.97782E-5	-7.42022E-5	-2.20389E-3
Ω	7.99401E-6	8.39749E-6	8.97782E-5	4.88186E-4	-4.03596E-4	-1.19684E-2
ω	-6.60685E-6	-6.94020E-6	-7.42022E-5	-4.03596E-4	3.33703E-4	9.89160E-3
M	-1.96291E-4	-2.06201E-4	-2.20389E-3	-1.19684E-2	9.89160E-3	2.93881E-1

Date of computation: 2026-03-17 23:26 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

24.873

Unit

mag

Source

[1]

Slope Parameter (G)

Value

0.15**

Unit

Source

[1]

Albedo
Diameter

Size and albedo

Value

Unit

Source

Albedo

Value

0.05 - 0.25

Unit

Source

[2]

Diameter

Value

28 - 60*

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

1522

Unit

Source

[1]

Normalized RMS of residuals

Value

0.505252

Unit

Source

[1]

Astrometry Summary

First Observation
Last Observation
Total Optical Observations (Discarded)

Optical

Value

Unit

Source

First Observation

Value

2022-02-26.341178

Unit

Source

[2]

Last Observation

Value

2022-03-17.360331

Unit

Source

[2]

Total Optical Observations (Discarded)

Value

59 (3)

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

Note: Ephemerides requests are limited to a maximum of 1000 points and a final date not exceeding 2040/12/31 00:00.

Close Approaches for 2022DG3 from 1950 to 2126

Body	Date in UTC	Time uncert. in min	Nominal distance in au	Min. possible distance in au	Distance uncert. in au
EARTH	1956-08-19 16:15	> 1 w	0.0625597	0.0308903	0.1372303
EARTH	1961-07-30 01:25	> 1 mo	0.0844865	0.0367319	0.1173612
EARTH	1966-06-12 14:46	> 1 mo	0.1482192	0.1315689	0.0143669
EARTH	1971-04-29 11:17	> 1 mo	0.1297080	0.0691582	0.0332632
EARTH	1976-03-19 11:26	> 1 d	0.0467882	0.0465509	0.0034597
EARTH	1981-03-08 20:55	924.7	0.1904726	0.1339852	0.0191197
EARTH	2002-08-18 22:46	> 1 d	0.0466424	0.0313398	0.0353989
EARTH	2007-07-27 20:20	> 1 w	0.0914251	0.0393358	0.0299649
EARTH	2012-06-10 04:49	> 1 w	0.1490015	0.1416485	0.0028702
EARTH	2017-04-27 18:40	> 1 w	0.1273965	0.1101045	0.0059733
EARTH	2022-03-21 14:52	< 1 min	0.0468722	0.0466746	0.0000659
EARTH	2027-03-12 03:16	954.9	0.1470044	0.1059212	0.0140133
EARTH	2048-08-27 09:25	> 1 d	0.1727140	0.0336267	0.0619745
EARTH	2053-08-17 15:57	> 1 d	0.0370275	0.0318118	0.0342015
EARTH	2058-07-31 10:13	> 1 mo	0.0835054	0.0371701	0.0783890
EARTH	2063-06-23 08:02	> 1 mo	0.1413996	0.1005641	0.0281795
EARTH	2068-05-17 09:12	> 1 mo	0.1455139	0.1148242	0.0220451
EARTH	2073-04-04 05:41	> 1 mo	0.0887894	0.0473120	0.1018934
EARTH	2078-03-18 21:59	> 1 w	0.0550581	0.0463776	0.0714863
EARTH	2083-03-10 16:55	> 1 d	0.1805433	0.0469834	0.1331856
EARTH	2104-08-28 08:21	> 1 d	0.1658452	0.0333073	0.0831259
EARTH	2109-08-19 12:55	> 1 d	0.0404913	0.0322242	0.0362320
EARTH	2114-08-07 14:03	> 1 w	0.0675352	0.0351519	0.0299987
EARTH	2119-07-03 16:45	> 1 d	0.1325045	0.1229120	0.0032765
EARTH	2124-05-28 19:03	> 1 w	0.1495446	0.1487217	0.0005047

Download as:

Stationary Points

Ecc. an. ast.	Ecc. an. Earth	Distance in au	Classification
59.40904902	222.13207651	0.03169727	MINIMUM
302.94679173	77.42241438	0.04646713	MINIMUM
0.79236249	149.09869137	0.15223460	SADDLE
180.82753586	329.65206676	0.46335770	SADDLE
2.00476501	330.71136519	1.85098701	SADDLE
181.42143262	150.11635249	2.46384205	MAXIMUM

Download:

MOID Plots

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