Asteroids

2023BH7 help

Last update: 2025-02-19 13:28 UTC

Orbital Properties

Epoch

60800.0

MJD

Orbit type

Apollo

Perihelion (q)

0.827

Aphelion (Q)

1.374

Eccentricity (e)

0.248

Inclination (i)

4.6

deg

Orbit period (P)

421.6

Earth MOID

0.00539

U parameter

6.8

Next Earth close approach

Date

2029-09-21

Nominal distance (from Earth center)

0.14448

21613560

Maximum Brightness

27.7

mag

Risk

Object is not in risk list

Object is not in priority list

Physical Properties

Absolute Magnitude (H)

25.8

mag

Diameter

18 - 40*

Taxonomic type

Rotation period (T)

Discovery Information

Discovery Date

2023-01-29

Observatory

Mt. Lemmon Survey

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

60800.0000

1-sigma variation

Unit

MJD

Semimajor Axis

Value

1.100435

1-sigma variation

0.000118

Unit

Eccentricity (e)

Value

0.248411

1-sigma variation

0.000154

Unit

Inclination (i)

Value

4.5781

1-sigma variation

0.0029

Unit

Long. of Ascending Node (Ω)

Value

316.0056

1-sigma variation

0.0004

Unit

Arg. of Perihelion (ω)

Value

89.5784

1-sigma variation

0.0005

Unit

Mean Anomaly (M)

Value

41.29873

1-sigma variation

0.12960

Unit

Perihelion distance

Value

0.827075

1-sigma variation

Unit

Aphelion distance

Value

1.373795

1-sigma variation

Unit

Asc. Node-Earth Sep.

Value

0.016977

1-sigma variation

Unit

Desc. Node-Earth Sep.

Value

0.048310

1-sigma variation

Unit

MOID

Value

0.005391

1-sigma variation

Unit

Orbit Period

Value

421.6429

1-sigma variation

Unit

U parameter

Value

6.8

1-sigma variation

Unit

Covariance Matrix

	a	e	i	Ω	ω	M
a	1.40317E-8	1.82438E-8	3.47520E-7	-5.15143E-8	-5.23909E-8	-1.53513E-5
e	1.82438E-8	2.37214E-8	4.51855E-7	-6.69845E-8	-6.82913E-8	-1.99596E-5
i	3.47520E-7	4.51855E-7	8.60773E-6	-1.27640E-6	-1.29961E-6	-3.80204E-4
Ω	-5.15143E-8	-6.69845E-8	-1.27640E-6	1.90093E-7	1.92324E-7	5.63591E-5
ω	-5.23909E-8	-6.82913E-8	-1.29961E-6	1.92324E-7	2.24624E-7	5.73119E-5
M	-1.53513E-5	-1.99596E-5	-3.80204E-4	5.63591E-5	5.73119E-5	1.67951E-2

Date of computation: 2025-02-19 13:28 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

25.79

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

18 - 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

813

Unit

Source

[1]

Normalized RMS of residuals

Value

0.613366

Unit

Source

[1]

Astrometry Summary

First Observation
Last Observation
Total Optical Observations (Discarded)

Optical

Value

Unit

Source

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

[-]

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 2023BH7 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	1952-10-06 14:58	> 1 mo	0.1657173	0.0582337	0.3579228
EARTH	1960-11-28 20:09	> 1 mo	0.1689182	0.0285857	0.1518487
EARTH	1969-01-25 04:28	> 1 d	0.0251406	0.0140629	0.0684211
EARTH	1977-01-29 21:11	> 1 w	0.0609271	0.0138533	0.5594017
EARTH	1983-08-06 07:51	> 1 w	0.0952322	0.0023342	0.3852323
EARTH	1985-02-05 01:52	> 1 w	0.1820036	0.0121125	0.3285061
EARTH	1991-08-12 22:11	> 1 d	0.0126350	0.0034497	0.0201572
EARTH	1999-11-27 07:12	> 1 w	0.1691457	0.1532133	0.0053158
EARTH	2006-08-03 04:08	1007.4	0.1511609	0.1034976	0.0158881
EARTH	2008-02-04 02:31	875.4	0.1733271	0.1264426	0.0156452
EARTH	2014-10-13 11:52	> 1 d	0.1708596	0.1653455	0.0018445
EARTH	2023-01-26 09:38	< 1 min	0.0162359	0.0162055	0.0000101
EARTH	2029-09-21 22:06	> 1 d	0.1444777	0.1328786	0.0038788
EARTH	2038-01-29 04:19	1050.6	0.0612646	0.0220410	0.0139306
EARTH	2044-10-23 18:15	> 1 d	0.1762031	0.1727001	0.0011692
EARTH	2051-08-05 21:18	37.9	0.1276769	0.1250154	0.0008872
EARTH	2059-12-09 09:35	> 1 d	0.1555360	0.1443485	0.0037326
EARTH	2060-02-09 14:16	> 1 d	0.1868863	0.1639685	0.0076733
EARTH	2066-08-14 09:38	> 1 d	0.0192988	0.0058427	0.0132228
EARTH	2075-02-01 07:57	> 1 d	0.1313651	0.0138547	0.0942604
EARTH	2081-12-28 02:57	> 1 mo	0.1264717	0.0093180	0.1120179
EARTH	2088-10-07 16:50	> 1 mo	0.1632481	0.0538063	0.0587602
EARTH	2095-08-10 03:06	> 1 w	0.0510645	0.0058771	0.2177210
EARTH	2104-01-26 10:49	> 1 w	0.0178591	0.0152219	0.0779000
EARTH	2110-10-05 06:11	> 1 mo	0.1600620	0.0576015	0.4428221
EARTH	2117-08-02 20:06	> 1 mo	0.1931789	0.0039021	2.2016229
EARTH	2119-02-04 12:57	> 1 mo	0.1684469	0.0127014	2.4259907
EARTH	2125-11-26 00:01	> 1 mo	0.1698639	0.0269097	0.6525551

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Stationary Points

Ecc. an. ast.	Ecc. an. Earth	Distance in au	Classification
288.27432834	218.34273985	0.00532801	MINIMUM
65.92981278	23.13575434	0.01542766	MINIMUM
356.65152489	300.38826053	0.17876722	SADDLE
177.80715488	121.38643706	0.37705626	SADDLE
356.03346569	119.61479149	1.83409364	SADDLE
177.62446925	301.25409897	2.36243346	MAXIMUM

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MOID Plots

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