Asteroids

2020BP8 help

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

Orbital Properties

Epoch

61000.0

MJD

Orbit type

Aten

Perihelion (q)

0.362

Aphelion (Q)

1.348

Eccentricity (e)

0.577

Inclination (i)

10.4

deg

Orbit period (P)

288.7

Earth MOID

0.00372

U parameter

7.9

Next Earth close approach

Date

2035-01-23

Nominal distance (from Earth center)

0.05849

8750098

Maximum Brightness

23.4

mag

Risk

Object is not in risk list

Physical Properties

Absolute Magnitude (H)

25.4

mag

Diameter

23 - 50*

Taxonomic type

Rotation period (T)

Discovery Information

Discovery Date

2020-01-24

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

61000.0000

1-sigma variation

Unit

MJD

Semimajor Axis

Value

0.854879

1-sigma variation

0.000253

Unit

Eccentricity (e)

Value

0.577093

1-sigma variation

0.001112

Unit

Inclination (i)

Value

10.4199

1-sigma variation

0.0339

Unit

Long. of Ascending Node (Ω)

Value

120.6578

1-sigma variation

0.0095

Unit

Arg. of Perihelion (ω)

Value

224.3910

1-sigma variation

0.0225

Unit

Mean Anomaly (M)

Value

211.96885

1-sigma variation

1.32460

Unit

Perihelion distance

Value

0.361534

1-sigma variation

Unit

Aphelion distance

Value

1.348223

1-sigma variation

Unit

Asc. Node-Earth Sep.

Value

-0.014336

1-sigma variation

Unit

Desc. Node-Earth Sep.

Value

-0.613429

1-sigma variation

Unit

MOID

Value

0.003715

1-sigma variation

Unit

Orbit Period

Value

288.7056

1-sigma variation

Unit

U parameter

Value

7.9

1-sigma variation

Unit

Covariance Matrix

	a	e	i	Ω	ω	M
a	6.37685E-8	2.75971E-7	8.44988E-6	2.37392E-6	-5.29575E-6	-3.34466E-4
e	2.75971E-7	1.23548E-6	3.76993E-5	1.05290E-5	-2.45803E-5	-1.45095E-3
i	8.44988E-6	3.76993E-5	1.15078E-3	3.21595E-4	-7.47401E-4	-4.44154E-2
Ω	2.37392E-6	1.05290E-5	3.21595E-4	8.99657E-5	-2.07464E-4	-1.24728E-2
ω	-5.29575E-6	-2.45803E-5	-7.47401E-4	-2.07464E-4	5.06895E-4	2.79170E-2
M	-3.34466E-4	-1.45095E-3	-4.44154E-2	-1.24728E-2	2.79170E-2	1.75457E0

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

25.36

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

23 - 50*

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

2110

Unit

Source

[1]

Normalized RMS of residuals

Value

0.55433

Unit

Source

[1]

Astrometry Summary

First Observation
Last Observation
Total Optical Observations (Discarded)

Optical

Value

Unit

Source

First Observation

Value

2020-01-24.37872

Unit

Source

[2]

Last Observation

Value

2020-01-26.27763

Unit

Source

[2]

Total Optical Observations (Discarded)

Value

28 (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 2020BP8 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
MERCURY	1951-03-03 04:05	> 1 w	0.0481071	0.0340904	0.0599544
EARTH	1956-01-24 07:17	> 1 d	0.0853925	0.0017775	0.0612685
MERCURY	1959-11-10 04:24	> 1 d	0.0147153	0.0129821	0.0206603
EARTH	1971-01-22 11:12	792.8	0.0187017	0.0024544	0.0261415
MERCURY	1974-01-17 10:47	> 1 d	0.0498873	0.0411923	0.0065158
EARTH	1986-01-22 20:04	> 1 d	0.0423496	0.0026938	0.0499800
MERCURY	1988-04-10 05:02	> 1 w	0.0211885	0.0139043	0.0516638
EARTH	2001-01-24 16:47	> 1 d	0.1145390	0.0026673	0.0451649
EARTH	2005-01-23 06:08	> 1 d	0.1559713	0.0561253	0.0332935
EARTH	2006-04-17 02:47	1081.3	0.1845107	0.1803862	0.0061988
MERCURY	2008-01-14 10:38	> 1 d	0.0449452	0.0162711	0.0511242
MERCURY	2013-07-25 12:09	> 1 d	0.0181893	0.0130982	0.0147100
MERCURY	2019-02-02 06:45	187.0	0.0442555	0.0413151	0.0009818
EARTH	2020-01-22 02:02	< 1 min	0.0453780	0.0450448	0.0001111
EARTH	2021-04-18 09:10	74.7	0.1983306	0.1892528	0.0033133
EARTH	2035-01-23 17:24	> 1 d	0.0584908	0.0036401	0.0429811
EARTH	2039-01-26 08:16	> 1 d	0.1945964	0.0766646	0.0393811
EARTH	2040-04-15 15:14	> 1 d	0.1966689	0.1821951	0.0200116
MERCURY	2044-05-26 13:00	> 1 d	0.0242711	0.0139935	0.0805130
MERCURY	2049-12-05 11:13	> 1 w	0.0260457	0.0162334	0.0594984
EARTH	2050-01-27 19:10	> 1 d	0.1911845	0.0174169	0.0580395
EARTH	2054-01-21 16:49	442.1	0.0782857	0.0033979	0.0550082
EARTH	2055-04-19 01:53	383.1	0.1875596	0.1805958	0.0153173
EARTH	2069-01-22 05:51	1183.3	0.0096288	0.0046738	0.0392310
EARTH	2074-04-16 08:19	> 1 d	0.1983384	0.1773668	0.0664087
EARTH	2088-01-23 08:11	> 1 w	0.0212330	0.0052216	0.6622616
EARTH	2092-01-25 20:56	> 1 d	0.1831713	0.0031541	0.0669519
EARTH	2093-04-17 10:14	> 1 d	0.1862643	0.1788580	0.0325477
MERCURY	2094-03-26 05:14	> 1 mo	0.0447303	0.0299209	0.2062646
MERCURY	2099-10-18 06:30	> 1 mo	0.0225601	0.0137123	1.5452821
EARTH	2107-01-28 01:39	> 1 mo	0.1548538	0.0051410	1.9873177
EARTH	2111-01-23 05:01	> 1 w	0.0520534	0.0053891	2.2662639
MERCURY	2118-10-26 12:04	> 1 mo	0.0154731	0.0131481	1.4885191

Download as:

Stationary Points

Ecc. an. ast.	Ecc. an. Earth	Distance in au	Classification
105.12147055	19.23071296	0.00373028	MINIMUM
254.01123252	104.47831430	0.18135155	MINIMUM
182.82768015	63.18171814	0.38560627	SADDLE
358.78128833	242.31363438	0.65022588	SADDLE
357.80986940	60.36204559	1.35162945	SADDLE
178.56283260	240.97707913	2.35126953	MAXIMUM

Download:

MOID Plots

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