Asteroids

2023BO8

Last update: 2023-03-26 00:07 UTC

Orbital Properties

Epoch

60000.0

MJD

Orbit type

Apollo

Perihelion (q)

0.984

Aphelion (Q)

2.142

Eccentricity (e)

0.371

Inclination (i)

6.2

deg

Orbit period (P)

713.7

Earth MOID

0.00891

U parameter

7.4

Next Earth close approach

Date

2062-04-01

Nominal distance (from Earth center)

0.12232

18298674

Maximum Brightness

24.8

mag

Risk

Object is not in risk list

Object is not in priority list

Physical Properties

Absolute Magnitude (H)

26.7

mag

Diameter

17*

Taxonomic type

Rotation period (T)

Discovery Information

Discovery Date

2023-01-29

Observatory

Mt. Lemmon 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)
Ascending Node (Ω)
Arg. of Perihelion (ω)
Mean Anomaly (M)
Perihelion
Aphelion
Asc. Node-Earth Sep.
Desc. Node-Earth Sep.
MOID
Orbit Period
U parameter

Value

1-sigma variation

Unit

Epoch

Value

60000.0000

1-sigma variation

Unit

MJD

Semimajor Axis

Value

1.562923

1-sigma variation

0.000678

Unit

Eccentricity (e)

Value

0.370643

1-sigma variation

0.000274

Unit

Inclination (i)

Value

6.2068

1-sigma variation

0.0037

Unit

Ascending Node (Ω)

Value

317.7935

1-sigma variation

0.0001

Unit

Arg. of Perihelion (ω)

Value

198.7593

1-sigma variation

0.0010

Unit

Mean Anomaly (M)

Value

0.95351

1-sigma variation

0.00033

Unit

Perihelion

Value

0.983637

1-sigma variation

Unit

Aphelion

Value

2.142209

1-sigma variation

Unit

Asc. Node-Earth Sep.

Value

1.062853

1-sigma variation

Unit

Desc. Node-Earth Sep.

Value

0.011633

1-sigma variation

Unit

MOID

Value

0.008907

1-sigma variation

Unit

Orbit Period

Value

713.6821

1-sigma variation

Unit

U parameter

Value

7.4

1-sigma variation

Unit

Covariance Matrix

	a	e	i	Ω	ω	M
a	4.59412E-7	1.85786E-7	2.47922E-6	9.74957E-8	6.96035E-7	-2.22256E-7
e	1.85786E-7	7.51320E-8	1.00260E-6	3.94275E-8	2.81481E-7	-8.98821E-8
i	2.47922E-6	1.00260E-6	1.33792E-5	5.26143E-7	3.75627E-6	-1.19946E-6
Ω	9.74957E-8	3.94275E-8	5.26143E-7	2.07240E-8	1.47885E-7	-4.72535E-8
ω	6.96035E-7	2.81481E-7	3.75627E-6	1.47885E-7	1.05795E-6	-3.38236E-7
M	-2.22256E-7	-8.98821E-8	-1.19946E-6	-4.72535E-8	-3.38236E-7	1.08191E-7

Date of computation: 2023-02-09 12:34 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

26.66

Unit

mag

Source

[1]

Slope Parameter (G)

Value

0.15**

Unit

mag

Source

[1]

Albedo
Diameter

Size and albedo

Value

Unit

Source

Albedo

Value

Unit

Source

[-]

Diameter

Value

17*

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

Arc Information

Value

Unit

Source

Arc Length

Value

Unit

Source

[1]

Unobserved

Value

Unit

Source

[1]

Astrometry Summary

RMS of Residuals
First Observation
Last Observation
Total Optical Observations (Discarded)

Optical

Value

Unit

Source

RMS of Residuals

Value

0.472643

Unit

arcsec

Source

[1]

First Observation

Value

2023-01-29.206337

Unit

Source

[2]

Last Observation

Value

2023-02-09.358373

Unit

Source

[2]

Total Optical Observations (Discarded)

Value

37 (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

[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 2023BO8 from 1950 to 2123

Body	Date in UTC	Time uncert. in min	Nominal distance in au	Min. possibile distance in au	Distance uncert. in au
EARTH	1970-03-03 15:30	> 1 mo	0.0516371	0.0212530	0.0950365
EARTH	1972-01-19 14:18	> 1 w	0.1342712	0.0109825	0.1783843
EARTH	2021-04-02 21:53	1292.7	0.1387543	0.1204631	0.0062942
EARTH	2023-02-08 10:36	< 1 min	0.0107202	0.0106990	0.0000071
EARTH	2062-04-01 04:15	> 1 w	0.1223191	0.0708155	0.1092557
EARTH	2064-01-25 12:40	> 1 w	0.0871533	0.0024227	0.1371945
EARTH	2101-04-13 04:18	> 1 mo	0.1929526	0.0846278	0.4623167
EARTH	2103-02-06 06:54	> 1 mo	0.0221938	0.0083024	0.4135028

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