Asteroids

2023BQ1 help

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

Orbital Properties

Epoch

61000.0

MJD

Orbit type

Amor

Perihelion (q)

1.027

Aphelion (Q)

1.954

Eccentricity (e)

0.311

Inclination (i)

31.7

deg

Orbit period (P)

664.8

Earth MOID

0.04291

U parameter

9.0

Next Earth close approach

Date

2043-01-24

Nominal distance (from Earth center)

0.13005

19454850

Maximum Brightness

22.6

mag

Risk

Object is not in risk list

Physical Properties

Absolute Magnitude (H)

24.6

mag

Diameter

30 - 70*

Taxonomic type

Rotation period (T)

Discovery Information

Discovery Date

2023-01-22

Observatory

Kitt Peak-Bok

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

1.490773

1-sigma variation

0.023029

Unit

Eccentricity (e)

Value

0.310981

1-sigma variation

0.010207

Unit

Inclination (i)

Value

31.6924

1-sigma variation

0.4111

Unit

Long. of Ascending Node (Ω)

Value

119.1138

1-sigma variation

0.0123

Unit

Arg. of Perihelion (ω)

Value

358.5123

1-sigma variation

0.0250

Unit

Mean Anomaly (M)

Value

202.30482

1-sigma variation

13.03720

Unit

Perihelion distance

Value

1.027171

1-sigma variation

Unit

Aphelion distance

Value

1.954375

1-sigma variation

Unit

Asc. Node-Earth Sep.

Value

0.042908

1-sigma variation

Unit

Desc. Node-Earth Sep.

Value

0.936774

1-sigma variation

Unit

MOID

Value

0.042906

1-sigma variation

Unit

Orbit Period

Value

664.8377

1-sigma variation

Unit

U parameter

Value

9.0

1-sigma variation

Unit

Covariance Matrix

	a	e	i	Ω	ω	M
a	5.30325E-4	2.35053E-4	9.46611E-3	2.83600E-4	4.95514E-4	-3.00231E-1
e	2.35053E-4	1.04181E-4	4.19559E-3	1.25700E-4	2.19524E-4	-1.33070E-1
i	9.46611E-3	4.19559E-3	1.68969E-1	5.06185E-3	8.86305E-3	-5.35903E0
Ω	2.83600E-4	1.25700E-4	5.06185E-3	1.51710E-4	2.62186E-4	-1.60552E-1
ω	4.95514E-4	2.19524E-4	8.86305E-3	2.62186E-4	6.25382E-4	-2.80602E-1
M	-3.00231E-1	-1.33070E-1	-5.35903E0	-1.60552E-1	-2.80602E-1	1.69969E2

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

24.585

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

30 - 70*

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

971

Unit

Source

[1]

Normalized RMS of residuals

Value

0.40594

Unit

Source

[1]

Astrometry Summary

First Observation
Last Observation
Total Optical Observations (Discarded)

Optical

Value

Unit

Source

First Observation

Value

2023-01-22.417115

Unit

Source

[2]

Last Observation

Value

2023-01-24.057058

Unit

Source

[2]

Total Optical Observations (Discarded)

Value

21 (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 2023BQ1 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	1952-01-17 14:49	> 1 mo	0.0693722	0.0425676	4.1844615
EARTH	1972-01-23 09:46	> 1 mo	0.0964897	0.0410925	5.5423528
EARTH	2003-01-11 18:47	> 1 mo	0.1989456	0.0328709	2.8674524
EARTH	2023-01-19 04:41	< 1 min	0.0458744	0.0438163	0.0006860
EARTH	2043-01-24 20:58	> 1 mo	0.1300476	0.0391035	2.7773785
EARTH	2074-01-12 03:33	> 1 mo	0.1893698	0.0339314	5.4839410
EARTH	2094-01-18 15:40	> 1 mo	0.0512540	0.0433007	3.1424646
EARTH	2114-01-23 18:40	> 1 mo	0.0844483	0.0419565	10.1930553

Download as:

Stationary Points

Ecc. an. ast.	Ecc. an. Earth	Distance in au	Classification
1.06465507	16.59718037	0.04296522	MINIMUM
176.88849964	193.79933126	0.93907848	SADDLE
0.03562615	195.39989075	2.04286594	SADDLE
180.63175867	16.12447845	2.93856230	MAXIMUM

Download:

MOID Plots

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