Asteroids

439313 2012VE82 help

Last update: 2025-05-21 08:47 UTC

Orbital Properties

Epoch

60800.0

MJD

Orbit type

Apollo

Perihelion (q)

0.963

Aphelion (Q)

3.259

Eccentricity (e)

0.544

Inclination (i)

9.9

deg

Orbit period (P)

1120.2

Earth MOID

0.04847

U parameter

0.0

Next Earth close approach

Date

2061-06-15

Nominal distance (from Earth center)

0.09218

13789903

Maximum Brightness

17.6

mag

Risk

Object is not in risk list

Object is not in priority list

Physical Properties

Absolute Magnitude (H)

19.6

mag

Diameter

300 - 700*

Taxonomic type

Rotation period (T)

Discovery Information

Discovery Date

2012-11-12

Observatory

Pan-STARRS 1, Haleakala

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

2.110887

1-sigma variation

1.243E-8

Unit

Eccentricity (e)

Value

0.543756

1-sigma variation

2.371E-8

Unit

Inclination (i)

Value

9.9260

1-sigma variation

4.600E-6

Unit

Long. of Ascending Node (Ω)

Value

110.3962

1-sigma variation

3.966E-5

Unit

Arg. of Perihelion (ω)

Value

186.4837

1-sigma variation

3.902E-5

Unit

Mean Anomaly (M)

Value

76.90564

1-sigma variation

0.00001

Unit

Perihelion distance

Value

0.963080

1-sigma variation

Unit

Aphelion distance

Value

3.258694

1-sigma variation

Unit

Asc. Node-Earth Sep.

Value

2.250046

1-sigma variation

Unit

Desc. Node-Earth Sep.

Value

-0.050865

1-sigma variation

Unit

MOID

Value

0.048474

1-sigma variation

Unit

Orbit Period

Value

1120.2010

1-sigma variation

Unit

U parameter

Value

0.0

1-sigma variation

Unit

Covariance Matrix

	a	e	i	Ω	ω	M
a	1.54489E-16	-5.04063E-17	3.55745E-15	5.25388E-14	-5.82553E-14	-1.03095E-13
e	-5.04063E-17	5.61933E-16	5.87311E-15	-4.69684E-14	3.01634E-14	3.93355E-14
i	3.55745E-15	5.87311E-15	2.11594E-11	-7.54211E-11	7.21315E-11	-5.08218E-13
Ω	5.25388E-14	-4.69684E-14	-7.54211E-11	1.57290E-9	-1.51734E-9	-6.37697E-11
ω	-5.82553E-14	3.01634E-14	7.21315E-11	-1.51734E-9	1.52248E-9	4.10359E-11
M	-1.03095E-13	3.93355E-14	-5.08218E-13	-6.37697E-11	4.10359E-11	8.42942E-11

Date of computation: 2025-05-21 08:47 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

19.627

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

300 - 700*

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

Radar R

Unit

Source

[3]

Download this part as:

Sources

No.	Name	Additional
[1]	ESA Aegis	ESA orbit determination and impact monitoring system
[2]	Estimation	Estimated from absolute magnitude
[3]	EARN	1.) href="http://echo.jpl.nasa.gov/asteroids/index.html">JPL's NEO Radar Detection Program Webpage

Observational Information

Arc Length
Unobserved
Normalized RMS of residuals

Arc Information

Value

Unit

Source

Arc Length

Value

4142

Unit

Source

[1]

Unobserved

Value

477

Unit

Source

[1]

Normalized RMS of residuals

Value

0.673294

Unit

Source

[1]

Astrometry Summary

First Observation
Last Observation
Total Optical Observations (Discarded)

Optical

Value

Unit

Source

First Observation

Value

2012-11-12.50247

Unit

Source

[2]

Last Observation

Value

2024-03-16.244283

Unit

Source

[2]

Total Optical Observations (Discarded)

Value

212 (1)

Unit

Source

[1]

Radar Summary

First Observation
Last Observation
Delay (Discarded)
Doppler (Discarded)
Total Optical Observations (Discarded)

Radar

Value

Unit

Source

First Observation

Value

2018-07-17

Unit

Source

[3]

Last Observation

Value

2018-07-17

Unit

Source

[3]

Delay (Discarded)

Value

0 (0)

Unit

Source

[-]

Doppler (Discarded)

Value

1 (0)

Unit

Source

[1]

Total Radar Observations (Discarded)

Value

1 (0)

Unit

Source

[1]

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
[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 439313 2012VE82 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	1975-08-11 17:47	< 1 min	0.0900590	0.0900559	0.0000010
EARTH	2018-07-29 04:03	< 1 min	0.0682179	0.0682176	0.0000001
EARTH	2061-06-15 21:30	< 1 min	0.0921798	0.0921748	0.0000017
EARTH	2064-08-29 15:25	< 1 min	0.1741171	0.1741116	0.0000018
EARTH	2107-07-29 15:58	< 1 min	0.0675191	0.0675184	0.0000002

Download as:

Stationary Points

Ecc. an. ast.	Ecc. an. Earth	Distance in au	Classification
352.71429677	181.41186785	0.04847394	MINIMUM
359.77906699	14.38412354	1.94714491	SADDLE
180.02077164	14.48733317	2.27480826	SADDLE
179.82051628	194.37833295	4.27433106	MAXIMUM

Download:

MOID Plots

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