Asteroids

2023VM8 help

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

Orbital Properties

Epoch

60800.0

MJD

Orbit type

Apollo

Perihelion (q)

0.682

Aphelion (Q)

1.544

Eccentricity (e)

0.387

Inclination (i)

12.6

deg

Orbit period (P)

428.7

Earth MOID

0.05244

U parameter

7.2

Next Earth close approach

Date

2042-04-15

Nominal distance (from Earth center)

0.14585

21819411

Maximum Brightness

23.5

mag

Risk

Object is not in risk list

Object is not in priority list

Physical Properties

Absolute Magnitude (H)

mag

Diameter

40 - 90*

Taxonomic type

Rotation period (T)

Discovery Information

Discovery Date

2023-11-12

Observatory

JPL SynTrack Robotic Telescope 2, Auberry

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

1.112722

1-sigma variation

0.000203

Unit

Eccentricity (e)

Value

0.387312

1-sigma variation

0.000185

Unit

Inclination (i)

Value

12.6006

1-sigma variation

0.0067

Unit

Long. of Ascending Node (Ω)

Value

235.9656

1-sigma variation

0.0014

Unit

Arg. of Perihelion (ω)

Value

67.5395

1-sigma variation

0.0058

Unit

Mean Anomaly (M)

Value

152.14248

1-sigma variation

0.15120

Unit

Perihelion distance

Value

0.681752

1-sigma variation

Unit

Aphelion distance

Value

1.543692

1-sigma variation

Unit

Asc. Node-Earth Sep.

Value

-0.187304

1-sigma variation

Unit

Desc. Node-Earth Sep.

Value

0.121640

1-sigma variation

Unit

MOID

Value

0.052444

1-sigma variation

Unit

Orbit Period

Value

428.7244

1-sigma variation

Unit

U parameter

Value

7.2

1-sigma variation

Unit

Covariance Matrix

	a	e	i	Ω	ω	M
a	4.11063E-8	3.75448E-8	1.35634E-6	-2.80538E-7	1.17331E-6	-3.06564E-5
e	3.75448E-8	3.42994E-8	1.23888E-6	-2.56332E-7	1.07120E-6	-2.80006E-5
i	1.35634E-6	1.23888E-6	4.47552E-5	-9.25756E-6	3.87104E-5	-1.01154E-3
Ω	-2.80538E-7	-2.56332E-7	-9.25756E-6	1.91618E-6	-8.00185E-6	2.09225E-4
ω	1.17331E-6	1.07120E-6	3.87104E-5	-8.00185E-6	3.35185E-5	-8.75013E-4
M	-3.06564E-5	-2.80006E-5	-1.01154E-3	2.09225E-4	-8.75013E-4	2.28630E-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

24.016

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

40 - 90*

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 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

520

Unit

Source

[1]

Normalized RMS of residuals

Value

0.363645

Unit

Source

[1]

Astrometry Summary

First Observation
Last Observation
Total Optical Observations (Discarded)

Optical

Value

Unit

Source

First Observation

Value

2023-11-12.253767

Unit

Source

[2]

Last Observation

Value

2023-12-08.410576

Unit

Source

[2]

Total Optical Observations (Discarded)

Value

55 (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 2023VM8 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	1954-04-19 09:38	> 1 d	0.1097459	0.1023229	0.0198512
EARTH	1962-11-06 03:33	1417.1	0.0538464	0.0538089	0.0012493
EARTH	1981-04-13 14:38	> 1 d	0.1691419	0.1042036	0.0578942
EARTH	1988-04-29 22:32	> 1 w	0.1347766	0.1053168	0.0459127
EARTH	1989-11-03 16:48	1067.8	0.1191427	0.0532849	0.0664505
EARTH	1996-11-10 01:17	> 1 d	0.1314931	0.0526014	0.0607100
EARTH	2015-04-21 10:07	1291.0	0.1023510	0.1005425	0.0025645
EARTH	2023-11-07 08:37	< 1 min	0.0555092	0.0554292	0.0000266
EARTH	2042-04-15 21:49	> 1 d	0.1458538	0.1038980	0.0203046
EARTH	2049-05-04 20:19	> 1 d	0.1595467	0.1102848	0.0253374
EARTH	2050-11-04 21:30	1143.8	0.0844401	0.0515365	0.0286856
EARTH	2057-11-12 14:38	> 1 d	0.1790136	0.0748705	0.0372292
EARTH	2076-04-25 20:28	> 1 d	0.1083115	0.0996927	0.0174322
EARTH	2077-11-04 00:12	730.8	0.1621444	0.0557494	0.0428587
EARTH	2084-11-08 23:50	> 1 d	0.0932016	0.0506802	0.0426008
EARTH	2103-04-20 23:38	> 1 d	0.1098735	0.0994007	0.0134123
EARTH	2111-11-07 23:07	793.1	0.0511512	0.0501836	0.0034294

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Stationary Points

Ecc. an. ast.	Ecc. an. Earth	Distance in au	Classification
76.66572237	302.64138644	0.05276544	MINIMUM
291.09942613	109.37777243	0.10030350	MINIMUM
4.04481064	208.03248676	0.37525678	SADDLE
183.14413849	23.01720741	0.61342950	SADDLE
0.11788635	21.85371523	1.65727184	SADDLE
178.50454045	199.90488069	2.54644364	MAXIMUM

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MOID Plots

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