Asteroids

2023AV help

Last update: 2025-07-29 02:36 UTC

Orbital Properties

Epoch

60800.0

MJD

Orbit type

Apollo

Perihelion (q)

0.683

Aphelion (Q)

1.583

Eccentricity (e)

0.397

Inclination (i)

10.6

deg

Orbit period (P)

440.5

Earth MOID

0.00024

U parameter

7.3

Next Earth close approach

Date

2027-07-10

Nominal distance (from Earth center)

0.11208

16766642

Maximum Brightness

29.4

mag

Risk

Object is not in risk list

Physical Properties

Absolute Magnitude (H)

30.6

mag

Diameter

2.0 - 4*

Taxonomic type

Rotation period (T)

Discovery Information

Discovery Date

2023-01-13

Observatory

Catalina Sky 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

60800.0000

1-sigma variation

Unit

MJD

Semimajor Axis

Value

1.132922

1-sigma variation

0.000267

Unit

Eccentricity (e)

Value

0.397169

1-sigma variation

0.000289

Unit

Inclination (i)

Value

10.6498

1-sigma variation

0.0084

Unit

Long. of Ascending Node (Ω)

Value

112.0118

1-sigma variation

0.0009

Unit

Arg. of Perihelion (ω)

Value

265.7060

1-sigma variation

0.0031

Unit

Mean Anomaly (M)

Value

18.26720

1-sigma variation

0.27392

Unit

Perihelion distance

Value

0.682961

1-sigma variation

Unit

Aphelion distance

Value

1.582883

1-sigma variation

Unit

Asc. Node-Earth Sep.

Value

-0.000580

1-sigma variation

Unit

Desc. Node-Earth Sep.

Value

-0.089256

1-sigma variation

Unit

MOID

Value

0.000242

1-sigma variation

Unit

Orbit Period

Value

440.4519

1-sigma variation

Unit

U parameter

Value

7.3

1-sigma variation

Unit

Covariance Matrix

	a	e	i	Ω	ω	M
a	7.12259E-8	7.68774E-8	2.23948E-6	1.90296E-7	-5.39168E-7	-7.31042E-5
e	7.68774E-8	8.33409E-8	2.43267E-6	2.14501E-7	-6.26491E-7	-7.89153E-5
i	2.23948E-6	2.43267E-6	7.10790E-5	6.37316E-6	-1.88512E-5	-2.29898E-3
Ω	1.90296E-7	2.14501E-7	6.37316E-6	7.39980E-7	-2.55641E-6	-1.95579E-4
ω	-5.39168E-7	-6.26491E-7	-1.88512E-5	-2.55641E-6	9.53978E-6	5.54666E-4
M	-7.31042E-5	-7.89153E-5	-2.29898E-3	-1.95579E-4	5.54666E-4	7.50325E-2

Date of computation: 2025-07-29 02:36 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

30.629

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

2.0 - 4*

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

0.7

Unit

Source

[1]

Unobserved

Value

956

Unit

Source

[1]

Normalized RMS of residuals

Value

0.264399

Unit

Source

[1]

Astrometry Summary

First Observation
Last Observation
Total Optical Observations (Discarded)

Optical

Value

Unit

Source

First Observation

Value

2023-01-13.205854

Unit

Source

[2]

Last Observation

Value

2023-01-13.9536

Unit

Source

[2]

Total Optical Observations (Discarded)

Value

19 (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 2023AV 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	1951-01-13 16:27	> 1 mo	0.1092153	0.0067253	10.4415833
EARTH	1980-01-15 18:43	> 1 mo	0.1231624	0.0021463	1.9090108
EARTH	1986-01-12 09:25	876.6	0.0047801	0.0013847	0.0404716
EARTH	1992-01-16 17:16	> 1 d	0.1480620	0.0019756	0.0489140
EARTH	2017-01-14 04:19	1135.4	0.1263075	0.0864604	0.0132939
EARTH	2023-01-12 20:08	1.2	0.0001039	0.0001033	0.0000002
EARTH	2027-07-10 19:10	1208.4	0.1120781	0.0821760	0.0102886
EARTH	2029-01-20 20:19	771.5	0.1898427	0.1504687	0.0131251
EARTH	2056-06-24 10:17	> 1 d	0.1705174	0.0921950	0.0268587
EARTH	2058-01-08 06:02	> 1 d	0.0937247	0.0149936	0.0263192
EARTH	2062-07-03 20:07	1378.8	0.0385349	0.0382671	0.0018649
EARTH	2064-01-16 19:50	1150.6	0.0791471	0.0228218	0.0187865
EARTH	2068-07-19 13:01	> 1 d	0.1843236	0.1296803	0.0186192
EARTH	2097-06-28 14:47	> 1 d	0.0997640	0.0385942	0.0554137
EARTH	2099-01-12 06:53	> 1 d	0.0193532	0.0018830	0.0603287
EARTH	2103-07-06 01:57	> 1 w	0.0437524	0.0386015	0.0685749
EARTH	2105-01-17 13:42	> 1 w	0.0873769	0.0031367	0.2500793
EARTH	2109-07-16 00:13	> 1 mo	0.1557328	0.0489628	0.4519075

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Stationary Points

Ecc. an. ast.	Ecc. an. Earth	Distance in au	Classification
70.64200700	9.66285845	0.00024232	MINIMUM
287.16903418	179.01685315	0.03879305	MINIMUM
358.30620797	274.17493596	0.35047004	SADDLE
179.34312342	94.36989673	0.62655212	SADDLE
357.17799065	92.43319600	1.67699321	SADDLE
178.45560787	273.77767296	2.57092480	MAXIMUM

Download:

MOID Plots

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