Asteroids

2022SB29 help

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

Orbital Properties

Epoch

61000.0

MJD

Orbit type

Apollo

Perihelion (q)

0.863

Aphelion (Q)

1.579

Eccentricity (e)

0.293

Inclination (i)

0.6

deg

Orbit period (P)

492.7

Earth MOID

0.00774

U parameter

7.6

Next Earth close approach

Date

2027-01-02

Nominal distance (from Earth center)

0.11246

16824520

Maximum Brightness

33.5

mag

Risk

Object is not in risk list

Physical Properties

Absolute Magnitude (H)

26.9

mag

Diameter

11 - 25*

Taxonomic type

Rotation period (T)

Discovery Information

Discovery Date

2022-09-28

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

1.220887

1-sigma variation

0.000467

Unit

Eccentricity (e)

Value

0.293060

1-sigma variation

0.000367

Unit

Inclination (i)

Value

0.6397

1-sigma variation

0.0005

Unit

Long. of Ascending Node (Ω)

Value

60.6237

1-sigma variation

0.0250

Unit

Arg. of Perihelion (ω)

Value

22.2561

1-sigma variation

0.0279

Unit

Mean Anomaly (M)

Value

73.17492

1-sigma variation

0.44589

Unit

Perihelion distance

Value

0.863093

1-sigma variation

Unit

Aphelion distance

Value

1.578681

1-sigma variation

Unit

Asc. Node-Earth Sep.

Value

-0.109381

1-sigma variation

Unit

Desc. Node-Earth Sep.

Value

0.516510

1-sigma variation

Unit

MOID

Value

0.007744

1-sigma variation

Unit

Orbit Period

Value

492.7329

1-sigma variation

Unit

U parameter

Value

7.6

1-sigma variation

Unit

Covariance Matrix

	a	e	i	Ω	ω	M
a	2.18455E-7	1.71701E-7	2.36089E-7	1.16996E-5	-1.30310E-5	-2.08405E-4
e	1.71701E-7	1.34953E-7	1.85562E-7	9.19543E-6	-1.02419E-5	-1.63801E-4
i	2.36089E-7	1.85562E-7	2.55208E-7	1.26376E-5	-1.40762E-5	-2.25228E-4
Ω	1.16996E-5	9.19543E-6	1.26376E-5	6.27248E-4	-6.98593E-4	-1.11613E-2
ω	-1.30310E-5	-1.02419E-5	-1.40762E-5	-6.98593E-4	7.78060E-4	1.24315E-2
M	-2.08405E-4	-1.63801E-4	-2.25228E-4	-1.11613E-2	1.24315E-2	1.98817E-1

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

26.899

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

11 - 25*

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

1079

Unit

Source

[1]

Normalized RMS of residuals

Value

0.474324

Unit

Source

[1]

Astrometry Summary

First Observation
Last Observation
Total Optical Observations (Discarded)

Optical

Value

Unit

Source

First Observation

Value

2022-09-28.296392

Unit

Source

[2]

Last Observation

Value

2022-10-09.49037

Unit

Source

[2]

Total Optical Observations (Discarded)

Value

28 (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 2022SB29 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	1954-10-09 10:32	> 1 w	0.0103793	0.0078329	0.1180513
EARTH	1959-02-19 12:07	> 1 w	0.0570665	0.0100138	0.3080682
MARS	1964-01-20 07:40	> 1 w	0.0351056	0.0315353	0.0496021
EARTH	1969-09-29 03:45	1103.5	0.1377882	0.1304845	0.0024385
EARTH	1974-02-07 12:38	> 1 w	0.0402853	0.0101030	0.1072595
EARTH	1988-11-09 13:30	> 1 mo	0.0957672	0.0140923	0.0417954
EARTH	1993-02-27 11:51	> 1 d	0.1867954	0.0209646	0.0559936
EARTH	2003-10-02 01:33	> 1 d	0.0998700	0.0269653	0.0245522
EARTH	2008-02-06 08:11	> 1 w	0.0485162	0.0102090	0.0446378
EARTH	2022-10-09 06:46	< 1 min	0.0116359	0.0115929	0.0000143
EARTH	2027-01-02 11:08	> 1 w	0.1124650	0.1008579	0.0038832
EARTH	2031-02-26 10:32	> 1 d	0.1348640	0.0526279	0.0275610
EARTH	2049-10-04 17:58	> 1 d	0.0570947	0.0078124	0.0637983
EARTH	2053-12-10 21:43	> 1 w	0.1215130	0.1167588	0.0016142
EARTH	2058-02-19 18:30	> 1 d	0.0396530	0.0112006	0.0217288
MARS	2065-04-16 04:10	> 1 d	0.0274165	0.0089558	0.0263648
EARTH	2076-10-03 07:32	> 1 d	0.0785040	0.0082120	0.0497379
EARTH	2080-12-11 20:30	> 1 w	0.1213234	0.1187085	0.0009078
EARTH	2085-02-22 07:06	797.5	0.0692580	0.0387546	0.0102697
MARS	2099-06-23 01:55	> 1 d	0.0302594	0.0295373	0.0134935
EARTH	2103-10-12 07:05	> 1 w	0.0079077	0.0075373	0.0378924
EARTH	2107-12-14 16:31	> 1 mo	0.1224347	0.1210404	0.0419774
EARTH	2112-02-17 21:23	> 1 mo	0.0147234	0.0132501	2.9755193
EARTH	2116-03-02 15:09	> 1 mo	0.1749062	0.0132564	57.2535414

Download as:

Stationary Points

Ecc. an. ast.	Ecc. an. Earth	Distance in au	Classification
308.50710907	275.35605696	0.00773577	MINIMUM
49.40399975	43.77218502	0.01106164	MINIMUM
358.84148891	339.45944273	0.12157118	SADDLE
179.34188086	159.95863177	0.56344217	SADDLE
358.73663032	159.33158354	1.87839918	SADDLE
179.34453784	339.96690968	2.56333111	MAXIMUM

Download:

MOID Plots

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