Asteroids

2023AQ1 help

Last update: 2025-02-19 13:28 UTC

Orbital Properties

Epoch

60800.0

MJD

Orbit type

Apollo

Perihelion (q)

0.765

Aphelion (Q)

3.121

Eccentricity (e)

0.606

Inclination (i)

1.7

deg

Orbit period (P)

989.1

Earth MOID

0.02492

U parameter

8.1

Next Earth close approach

Date

2031-06-04

Nominal distance (from Earth center)

0.08405

12573212

Maximum Brightness

22.7

mag

Risk

Object is not in risk list

Object is not in priority list

Physical Properties

Absolute Magnitude (H)

mag

Diameter

40 - 90*

Taxonomic type

Rotation period (T)

Discovery Information

Discovery Date

2023-01-15

Observatory

Pan-STARRS 2, Haleakala

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

1.942734

1-sigma variation

0.003634

Unit

Eccentricity (e)

Value

0.606480

1-sigma variation

0.000846

Unit

Inclination (i)

Value

1.7433

1-sigma variation

0.0016

Unit

Long. of Ascending Node (Ω)

Value

1.3207

1-sigma variation

0.0305

Unit

Arg. of Perihelion (ω)

Value

189.8386

1-sigma variation

0.0275

Unit

Mean Anomaly (M)

Value

287.19955

1-sigma variation

0.79933

Unit

Perihelion distance

Value

0.764505

1-sigma variation

Unit

Aphelion distance

Value

3.120963

1-sigma variation

Unit

Asc. Node-Earth Sep.

Value

2.049345

1-sigma variation

Unit

Desc. Node-Earth Sep.

Value

-0.227881

1-sigma variation

Unit

MOID

Value

0.024920

1-sigma variation

Unit

Orbit Period

Value

989.0507

1-sigma variation

Unit

U parameter

Value

8.1

1-sigma variation

Unit

Covariance Matrix

	a	e	i	Ω	ω	M
a	1.32064E-5	3.07564E-6	5.91631E-6	1.10007E-4	-9.90314E-5	-2.90481E-3
e	3.07564E-6	7.16289E-7	1.37789E-6	2.56169E-5	-2.30606E-5	-6.76503E-4
i	5.91631E-6	1.37789E-6	2.65274E-6	4.91026E-5	-4.41782E-5	-1.30133E-3
Ω	1.10007E-4	2.56169E-5	4.91026E-5	9.30474E-4	-8.39615E-4	-2.41966E-2
ω	-9.90314E-5	-2.30606E-5	-4.41782E-5	-8.39615E-4	7.57910E-4	2.17825E-2
M	-2.90481E-3	-6.76503E-4	-1.30133E-3	-2.41966E-2	2.17825E-2	6.38928E-1

Date of computation: 2025-02-19 13:28 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

24.004

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

40 - 90*

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

841

Unit

Source

[1]

Normalized RMS of residuals

Value

0.488674

Unit

Source

[1]

Astrometry Summary

First Observation
Last Observation
Total Optical Observations (Discarded)

Optical

Value

Unit

Source

First Observation

Value

2023-01-15.474919

Unit

Source

[2]

Last Observation

Value

2023-01-21.919332

Unit

Source

[2]

Total Optical Observations (Discarded)

Value

54 (2)

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 2023AQ1 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
MARS	1982-10-12 07:03	> 1 mo	0.0357783	0.0002785	0.7223814
EARTH	2004-02-06 08:50	> 1 mo	0.1012905	0.0267120	0.1958224
EARTH	2012-06-18 17:54	> 1 w	0.1052756	0.0304498	0.1800173
EARTH	2023-01-25 04:10	< 1 min	0.0261102	0.0260111	0.0000331
EARTH	2031-06-04 04:51	> 1 w	0.0840467	0.0309138	0.1175261
MARS	2066-03-26 05:42	> 1 w	0.0465564	0.0190070	0.2587740
EARTH	2069-03-05 03:12	> 1 mo	0.1986469	0.0490709	0.1517564
EARTH	2088-02-01 23:29	> 1 w	0.0664977	0.0240655	0.1683633
EARTH	2096-06-14 09:14	514.7	0.0423673	0.0296853	0.0058338
EARTH	2107-01-29 23:23	> 1 w	0.0296166	0.0229930	0.1542876
EARTH	2115-06-21 01:27	> 1 mo	0.0952287	0.0298328	0.6033258

Download as:

Stationary Points

Ecc. an. ast.	Ecc. an. Earth	Distance in au	Classification
324.47614813	23.09079180	0.02492257	MINIMUM
38.11434604	158.83346416	0.03050553	MINIMUM
1.73778615	91.55483216	0.23631936	SADDLE
1.67836951	271.43581884	1.76279333	SADDLE
180.41449891	269.83669833	2.12105377	SADDLE
180.40588299	89.83240726	4.12006547	MAXIMUM

Download:

MOID Plots

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