Asteroids

2023BH7

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

Orbital Properties

Epoch

60000.0

MJD

Orbit type

Apollo

Perihelion (q)

0.827

Aphelion (Q)

1.374

Eccentricity (e)

0.248

Inclination (i)

4.6

deg

Orbit period (P)

421.7

Earth MOID

0.00496

U parameter

6.8

Next Earth close approach

Date

2029-09-21

Nominal distance (from Earth center)

0.14449

21614987

Maximum Brightness

127.8

mag

Risk

Object is not in risk list

Object is not in priority list

Physical Properties

Absolute Magnitude (H)

25.9

mag

Diameter

23*

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

1.100460

1-sigma variation

0.000119

Unit

Eccentricity (e)

Value

0.248462

1-sigma variation

0.000154

Unit

Inclination (i)

Value

4.5785

1-sigma variation

0.0029

Unit

Ascending Node (Ω)

Value

316.0229

1-sigma variation

0.0004

Unit

Arg. of Perihelion (ω)

Value

89.5312

1-sigma variation

0.0005

Unit

Mean Anomaly (M)

Value

78.32089

1-sigma variation

0.01933

Unit

Perihelion

Value

0.827037

1-sigma variation

Unit

Aphelion

Value

1.373882

1-sigma variation

Unit

Asc. Node-Earth Sep.

Value

0.015647

1-sigma variation

Unit

Desc. Node-Earth Sep.

Value

0.048632

1-sigma variation

Unit

MOID

Value

0.004956

1-sigma variation

Unit

Orbit Period

Value

421.6573

1-sigma variation

Unit

U parameter

Value

6.8

1-sigma variation

Unit

Covariance Matrix

	a	e	i	Ω	ω	M
a	1.40430E-8	1.82403E-8	3.47611E-7	-5.20410E-8	-5.33172E-8	-2.29055E-6
e	1.82403E-8	2.36932E-8	4.51523E-7	-6.76021E-8	-6.94264E-8	-2.97513E-6
i	3.47611E-7	4.51523E-7	8.60531E-6	-1.28875E-6	-1.32183E-6	-5.66981E-5
Ω	-5.20410E-8	-6.76021E-8	-1.28875E-6	1.93826E-7	1.97574E-7	8.48826E-6
ω	-5.33172E-8	-6.94264E-8	-1.32183E-6	1.97574E-7	2.31390E-7	8.69017E-6
M	-2.29055E-6	-2.97513E-6	-5.66981E-5	8.48826E-6	8.69017E-6	3.73612E-4

Date of computation: 2023-02-22 11:58 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

25.904

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

23*

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

0.613091

Unit

arcsec

Source

[1]

First Observation

Value

2023-01-27.322549

Unit

Source

[2]

Last Observation

Value

2023-02-20.11769

Unit

Source

[2]

Total Optical Observations (Discarded)

Value

66 (5)

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 2023BH7 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	1952-10-05 19:50	> 1 mo	0.1648201	0.0575024	0.3713655
EARTH	1960-11-28 11:04	> 1 mo	0.1692853	0.0278187	0.1465403
EARTH	1969-01-25 04:53	> 1 w	0.0249484	0.0141191	0.0877728
EARTH	1977-01-29 23:01	> 1 w	0.0623039	0.0138324	0.5601814
EARTH	1983-08-06 09:06	> 1 w	0.0942813	0.0023512	0.3879756
EARTH	1985-02-05 02:54	> 1 w	0.1828145	0.0120907	0.3308044
EARTH	1991-08-12 22:06	> 1 d	0.0125855	0.0034499	0.0201540
EARTH	1999-11-27 06:52	> 1 w	0.1691587	0.1532356	0.0053127
EARTH	2006-08-03 04:06	1007.3	0.1511999	0.1035370	0.0158880
EARTH	2008-02-04 02:29	875.5	0.1732886	0.1264040	0.0156453
EARTH	2014-10-13 11:44	> 1 d	0.1708550	0.1653394	0.0018451
EARTH	2023-01-26 09:38	< 1 min	0.0162359	0.0162055	0.0000101
EARTH	2029-09-21 22:15	> 1 d	0.1444873	0.1328902	0.0038781
EARTH	2038-01-29 04:22	1050.6	0.0612988	0.0220662	0.0139315
EARTH	2044-10-23 18:22	> 1 d	0.1762059	0.1726994	0.0011704
EARTH	2051-08-05 21:18	36.1	0.1276747	0.1249320	0.0009142
EARTH	2059-12-09 09:25	> 1 d	0.1555451	0.1444006	0.0037182
EARTH	2060-02-09 14:31	> 1 d	0.1869051	0.1640755	0.0076436
EARTH	2066-08-14 09:34	> 1 d	0.0192663	0.0058428	0.0131910
EARTH	2075-02-01 08:12	> 1 d	0.1315972	0.0138525	0.0943268
EARTH	2081-12-28 07:28	> 1 mo	0.1261953	0.0091184	0.1126160
EARTH	2088-10-07 20:08	> 1 mo	0.1633923	0.0539855	0.0584315
EARTH	2095-08-10 03:50	> 1 w	0.0505290	0.0058834	0.2175340
EARTH	2104-01-26 10:19	> 1 w	0.0180589	0.0152162	0.0845122
EARTH	2110-07-30 03:45	> 1 mo	0.1984191	0.0379980	1.0559274
EARTH	2110-10-04 07:09	> 1 mo	0.1589580	0.0563241	0.4538373
EARTH	2117-08-02 13:25	> 1 mo	0.1985595	0.0037860	2.1683429
EARTH	2119-02-04 06:09	> 1 mo	0.1625137	0.0128065	2.3927125

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