Asteroids

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Last update: 2025-03-28 06:16 UTC

Orbital Properties

Epoch

60800.0

MJD

Orbit type

Amor

Perihelion (q)

1.168

Aphelion (Q)

1.481

Eccentricity (e)

0.118

Inclination (i)

13.9

deg

Orbit period (P)

556.7

Earth MOID

0.24872

U parameter

0.0

Next Earth close approach

Date

Nominal distance (from Earth center)

Maximum Brightness

mag

Risk

Object is not in risk list

Object is not in priority list

Physical Properties

Absolute Magnitude (H)

18.4

mag

Diameter

700

Taxonomic type

Rotation period (T)

>11

Discovery Information

Discovery Date

1994-08-28

Observatory

San Marcello Pistoiese

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

1.324393

1-sigma variation

8.361E-10

Unit

Eccentricity (e)

Value

0.118168

1-sigma variation

3.207E-8

Unit

Inclination (i)

Value

13.8724

1-sigma variation

2.986E-6

Unit

Long. of Ascending Node (Ω)

Value

162.4711

1-sigma variation

7.826E-6

Unit

Arg. of Perihelion (ω)

Value

94.2728

1-sigma variation

1.708E-5

Unit

Mean Anomaly (M)

Value

109.47055

1-sigma variation

0.00002

Unit

Perihelion distance

Value

1.167892

1-sigma variation

Unit

Aphelion distance

Value

1.480894

1-sigma variation

Unit

Asc. Node-Earth Sep.

Value

0.325860

1-sigma variation

Unit

Desc. Node-Earth Sep.

Value

0.286600

1-sigma variation

Unit

MOID

Value

0.248718

1-sigma variation

Unit

Orbit Period

Value

556.7031

1-sigma variation

Unit

U parameter

Value

0.0

1-sigma variation

Unit

Covariance Matrix

	a	e	i	Ω	ω	M
a	6.99028E-19	1.62108E-17	-3.54927E-16	-8.95162E-16	7.05017E-15	-9.41060E-15
e	1.62108E-17	1.02870E-15	-5.19314E-15	-2.66018E-14	1.05008E-13	-2.05122E-13
i	-3.54927E-16	-5.19314E-15	8.91704E-12	9.22538E-12	-1.84285E-11	1.12768E-11
Ω	-8.95162E-16	-2.66018E-14	9.22538E-12	6.12462E-11	-6.93683E-11	1.48415E-11
ω	7.05017E-15	1.05008E-13	-1.84285E-11	-6.93683E-11	2.91648E-10	-2.57362E-10
M	-9.41060E-15	-2.05122E-13	1.12768E-11	1.48415E-11	-2.57362E-10	2.92635E-10

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

>11

Unit

Source

[5]

Quality

Value

Unit

Source

[5]

Amplitude

Value

>=0.9

Unit

mag

Source

[5]

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

[1]

[2]

Taxonomy (all)

Value

Unit

Source

[3]

[4]

Absolute Magnitude (H)
Slope Parameter (G)

H / G

Value

Unit

Source

Absolute Magnitude (H)

Value

18.437

Unit

mag

Source

[6]

Slope Parameter (G)

Value

0.15**

Unit

mag

Source

[6]

Albedo
Diameter

Size and albedo

Value

Unit

Source

Albedo

Value

medium

Unit

Source

[7]

Diameter

Value

700

Unit

Source

[7]

Color Index Information

Color Index Information

Value

Unit

Source

Color Index Information

Value

Unit

mag

Source

[-]

Sightings

Sightings

Value

Unit

Source

Sightings

Value

Visual S

Unit

Source

[2]

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Sources

No.	Name	Additional
[1]	EARN	1.) Michaël Marsset et al 2022 AJ 163 165
[2]	EARN	1.) Binzel, R.P. et al. (2004) Icarus 170, 259-294. (Observed spectral properties of near-Earth objects: results for population distribution, source regions, and space weathering processes.)
[3]	EARN	Earth Asteroids Research Node: https://earn.dlr.de
[4]	EARN	1.) Binzel, R.P. et al. (2004) Icarus 170, 259-294. (Observed spectral properties of near-Earth objects: results for population distribution, source regions, and space weathering processes.) 2.) Whiteley, R.J. (2001) PhD. Thesis, University of Hawaii. (A Compositional and Dynamical Survey of the Near-Earth Asteroids)
[5]	EARN	1.) Petr Pravec's Ondrejov NEO Photometric Program Webpage "Prepublished Periods"
[6]	ESA Aegis	ESA orbit determination and impact monitoring system
[7]	EARN	1.) Binzel, R.P. et al. (2002) in "Asteroids III" (Eds. W.F.Bottke et al.), Univ.Ariz.Press, Tucson, USA, pp. 255-271. (Physical Properties of NEOs)

Observational Information

Arc Length
Unobserved
Normalized RMS of residuals

Arc Information

Value

Unit

Source

Arc Length

Value

10731

Unit

Source

[1]

Unobserved

Value

438

Unit

Source

[1]

Normalized RMS of residuals

Value

0.544111

Unit

Source

[1]

Astrometry Summary

First Observation
Last Observation
Total Optical Observations (Discarded)

Optical

Value

Unit

Source

First Observation

Value

1994-08-28.89394

Unit

Source

[2]

Last Observation

Value

2024-01-15.110866

Unit

Source

[2]

Total Optical Observations (Discarded)

Value

1976 (13)

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

Stationary Points

Ecc. an. ast.	Ecc. an. Earth	Distance in au	Classification
53.94162114	211.30177696	0.24877224	MINIMUM
305.22478653	88.52967811	0.27834792	MINIMUM
352.87376368	141.95155358	0.30550397	SADDLE
179.09341450	330.23051737	0.57536141	SADDLE
1.76720800	332.40199732	2.13685155	SADDLE
183.98258254	154.66333615	2.47736789	MAXIMUM

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MOID Plots

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