Asteroids

2022BF help

Last update: 2024-04-26 23:50 UTC

Orbital Properties

Epoch

60400.0

MJD

Orbit type

Apollo

Perihelion (q)

0.830

Aphelion (Q)

2.527

Eccentricity (e)

0.505

Inclination (i)

3.0

deg

Orbit period (P)

794.6

Earth MOID

0.00160

U parameter

7.0

Next Earth close approach

Date

2035-04-05

Nominal distance (from Earth center)

0.17219

25759640

Maximum Brightness

34.4

mag

Risk

Object is in risk list

Object is not in priority list

Physical Properties

Absolute Magnitude (H)

mag

Diameter

11 - 24*

Taxonomic type

Rotation period (T)

Discovery Information

Discovery Date

2022-01-22

Observatory

Catalina Sky Survey

Orbit Visualiser

Click the button to start Orbit Visualiser

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

60400.0000

1-sigma variation

Unit

MJD

Semimajor Axis

Value

1.678939

1-sigma variation

0.000452

Unit

Eccentricity (e)

Value

0.505351

1-sigma variation

0.000151

Unit

Inclination (i)

Value

3.0334

1-sigma variation

0.0006

Unit

Long. of Ascending Node (Ω)

Value

308.1107

1-sigma variation

0.0001

Unit

Arg. of Perihelion (ω)

Value

235.9435

1-sigma variation

0.0005

Unit

Mean Anomaly (M)

Value

341.43724

1-sigma variation

0.13674

Unit

Perihelion distance

Value

0.830486

1-sigma variation

Unit

Aphelion distance

Value

2.527392

1-sigma variation

Unit

Asc. Node-Earth Sep.

Value

0.729818

1-sigma variation

Unit

Desc. Node-Earth Sep.

Value

-0.010275

1-sigma variation

Unit

MOID

Value

0.001598

1-sigma variation

Unit

Orbit Period

Value

794.6041

1-sigma variation

Unit

U parameter

Value

7.0

1-sigma variation

Unit

Covariance Matrix

	a	e	i	Ω	ω	M
a	2.04684E-7	6.81179E-8	2.67841E-7	-3.31489E-8	2.06450E-7	-6.18652E-5
e	6.81179E-8	2.26693E-8	8.91373E-8	-1.10330E-8	6.87140E-8	-2.05884E-5
i	2.67841E-7	8.91373E-8	3.50634E-7	-4.35610E-8	2.70645E-7	-8.09543E-5
Ω	-3.31489E-8	-1.10330E-8	-4.35610E-8	5.61873E-9	-3.40545E-8	1.00192E-5
ω	2.06450E-7	6.87140E-8	2.70645E-7	-3.40545E-8	2.11340E-7	-6.23994E-5
M	-6.18652E-5	-2.05884E-5	-8.09543E-5	1.00192E-5	-6.23994E-5	1.86986E-2

Date of computation: 2024-04-23 10:08 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

27.011

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 - 24*

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

[-]

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Sources

No.	Name	Additional
[1]	ESA ODIM	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

822

Unit

Source

[1]

Normalized RMS of residuals

Value

0.629287

Unit

Source

[1]

Astrometry Summary

First Observation
Last Observation
Total Optical Observations (Discarded)

Optical

Value

Unit

Source

First Observation

Value

2022-01-22.249967

Unit

Source

[2]

Last Observation

Value

2022-01-26.131438

Unit

Source

[2]

Total Optical Observations (Discarded)

Value

129 (1)

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

[3]

Last Observation

Value

Unit

Source

[3]

Delay (Discarded)

Value

0 (0)

Unit

Source

[1]

Doppler (Discarded)

Value

0 (0)

Unit

Source

[1]

Total Radar Observations (Discarded)

Value

0 (0)

Unit

Source

[1]

Note: The ASCII file is in a format suitable for Orbfit input.

Sources

No.	Name	Additional
[1]	ESA ODIM	ESA orbit determination and impact monitoring system
[2]	MPC	Minor Planet Center: https://www.minorplanetcenter.net
[3]	JPL Radar Observations	Jet Propulsion Laboratory: https://ssd.jpl.nasa.gov/dat/radar_data_ast.txt

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 2022BF from 1950 to 2124

Body	Date in UTC	Time uncert. in min	Nominal distance in au	Min. possibile distance in au	Distance uncert. in au
EARTH	1960-03-27 04:27	507.2	0.1693875	0.1689437	0.0001481
EARTH	1971-05-31 11:49	> 1 d	0.0675756	0.0460337	0.0236056
EARTH	1991-02-12 09:50	> 1 w	0.1003061	0.0082919	0.0456751
EARTH	2002-05-19 04:39	> 1 d	0.0737566	0.0455634	0.0316460
EARTH	2022-01-26 01:51	< 1 s	0.0032681	0.0032655	0.0000009
EARTH	2035-04-05 06:18	> 1 w	0.1721926	0.1635785	0.0030019
EARTH	2048-06-01 11:18	> 1 d	0.0650361	0.0467773	0.0396915
EARTH	2059-01-23 20:14	> 1 d	0.0362307	0.0012377	0.0618454
EARTH	2072-03-02 14:44	> 1 mo	0.1478199	0.0291909	0.1007743
EARTH	2085-04-25 19:26	> 1 mo	0.1492764	0.0557655	0.1991054
EARTH	2098-06-02 08:54	> 1 mo	0.0613989	0.0459049	0.3736226
EARTH	2109-01-18 11:36	> 1 mo	0.1263354	0.0015306	0.5778447
MARS	2113-03-16 22:43	> 1 w	0.0438191	0.0432274	0.0602387
EARTH	2122-02-15 19:42	> 1 mo	0.1070145	0.0059309	0.1985299

Download as:

2022BF

Date in UTC	MJD	σ	Distance ± Width in RE	Stretching in RE/σ	IP	Exp. energy	PS
2097-01-27.086	87000.086	0.504	1.35 ± 0.000	1.59E6	1.76E-7	1.61E-8	-7.93
2099-01-27.512	87730.512	0.448	0.99 ± 0.000	5.07E6	1.40E-7	1.28E-8	-8.04
2099-01-27.514	87730.514	0.436	0.94 ± 0.000	2.89E6	3.22E-7	2.96E-8	-7.68


Based on 129 optical observations (of which 1 are rejected as outliers) from 2022/01/22.250 to 2022/01/26.131.
Coordinates are given on the Target Plane.
Unit is one Earth radius, but impact cross section has radius between 1.35 and 1.35 Earth radii.
Coordinates for LOV = EQU scaled= 1 second= F.
AstOD software version= 4.0, Date of computation=20240110 090429.809 UTC.

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Download Impactor Table as: