Asteroids

2023BF help

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

Orbital Properties

Epoch

61000.0

MJD

Orbit type

Apollo

Perihelion (q)

0.987

Aphelion (Q)

1.305

Eccentricity (e)

0.138

Inclination (i)

12.2

deg

Orbit period (P)

448.1

Earth MOID

0.02732

U parameter

7.1

Next Earth close approach

Date

2050-01-17

Nominal distance (from Earth center)

0.05261

7869749

Maximum Brightness

21.7

mag

Risk

Object is not in risk list

Physical Properties

Absolute Magnitude (H)

25.9

mag

Diameter

17 - 40*

Taxonomic type

Rotation period (T)

Discovery Information

Discovery Date

2023-01-19

Observatory

MARGO, Nauchnyi

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

1.146003

1-sigma variation

0.000211

Unit

Eccentricity (e)

Value

0.138449

1-sigma variation

0.000153

Unit

Inclination (i)

Value

12.1999

1-sigma variation

0.0104

Unit

Long. of Ascending Node (Ω)

Value

116.1466

1-sigma variation

0.0001

Unit

Arg. of Perihelion (ω)

Value

37.8746

1-sigma variation

0.0072

Unit

Mean Anomaly (M)

Value

85.80112

1-sigma variation

0.21712

Unit

Perihelion distance

Value

0.987340

1-sigma variation

Unit

Aphelion distance

Value

1.304666

1-sigma variation

Unit

Asc. Node-Earth Sep.

Value

0.029213

1-sigma variation

Unit

Desc. Node-Earth Sep.

Value

0.244357

1-sigma variation

Unit

MOID

Value

0.027322

1-sigma variation

Unit

Orbit Period

Value

448.1021

1-sigma variation

Unit

U parameter

Value

7.1

1-sigma variation

Unit

Covariance Matrix

	a	e	i	Ω	ω	M
a	4.45165E-8	3.22026E-8	2.19938E-6	-1.56203E-9	-1.20086E-6	-4.58045E-5
e	3.22026E-8	2.33249E-8	1.58779E-6	-1.78277E-9	-8.44718E-7	-3.31509E-5
i	2.19938E-6	1.58779E-6	1.09070E-4	-3.06353E-9	-6.18149E-5	-2.26130E-3
Ω	-1.56203E-9	-1.78277E-9	-3.06353E-9	1.51931E-8	-4.79021E-7	1.96724E-6
ω	-1.20086E-6	-8.44718E-7	-6.18149E-5	-4.79021E-7	5.17041E-5	1.22223E-3
M	-4.58045E-5	-3.31509E-5	-2.26130E-3	1.96724E-6	1.22223E-3	4.71390E-2

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

25.917

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

17 - 40*

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

1011

Unit

Source

[1]

Normalized RMS of residuals

Value

0.586989

Unit

Source

[1]

Astrometry Summary

First Observation
Last Observation
Total Optical Observations (Discarded)

Optical

Value

Unit

Source

First Observation

Value

2023-01-19.90369

Unit

Source

[2]

Last Observation

Value

2023-01-21.80194

Unit

Source

[2]

Total Optical Observations (Discarded)

Value

59 (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 2023BF 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	1958-01-17 01:58	> 1 d	0.0548320	0.0257363	0.0264969
EARTH	1985-01-14 14:14	> 1 d	0.1090252	0.0239895	0.0330553
EARTH	1996-01-23 10:24	> 1 d	0.1011551	0.0230958	0.0388118
EARTH	2023-01-19 13:17	< 1 min	0.0277595	0.0276863	0.0000244
EARTH	2050-01-17 09:18	> 1 d	0.0526060	0.0268464	0.0350830
EARTH	2061-01-23 14:34	124.8	0.1265847	0.1133209	0.0044283
EARTH	2088-01-17 05:40	> 1 d	0.0693600	0.0265483	0.0705999
EARTH	2099-01-21 11:55	1265.9	0.0612867	0.0267791	0.0221788

Download as:

Stationary Points

Ecc. an. ast.	Ecc. an. Earth	Distance in au	Classification
329.02664335	16.13612019	0.02730812	MINIMUM
98.52574533	158.42151978	0.20499980	MINIMUM
55.19725383	113.17822847	0.22120947	SADDLE
210.29956202	258.50589596	0.35419934	SADDLE
10.76448960	242.64168630	1.99071044	SADDLE
180.08817961	51.78673615	2.28963090	MAXIMUM

Download:

MOID Plots

Click on the images to zoom-in and zoom-out