Asteroids

265482 2005EE help

Last update: 2024-04-19 00:31 UTC

Orbital Properties

Epoch

60400.0

MJD

Orbit type

Apollo

Perihelion (q)

0.759

Aphelion (Q)

1.499

Eccentricity (e)

0.328

Inclination (i)

6.2

deg

Orbit period (P)

437.9

Earth MOID

0.01829

U parameter

0.0

A₂

88.5

10^-15au/days²

Next Earth close approach

Date

2029-01-10

Nominal distance (from Earth center)

0.10833

16205743

Maximum Brightness

19.9

mag

Risk

Object is not in risk list

Object is not in priority list

Physical Properties

Absolute Magnitude (H)

21.1

mag

Diameter

160 - 400*

Taxonomic type

Rotation period (T)

Discovery Information

Discovery Date

2005-03-01

Observatory

Catalina Sky Survey

Orbit Visualiser

Click the button to start Orbit Visualiser

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

60400.0000

1-sigma variation

Unit

MJD

Semimajor Axis

Value

1.128588

1-sigma variation

2.793E-9

Unit

Eccentricity (e)

Value

0.327797

1-sigma variation

5.824E-8

Unit

Inclination (i)

Value

6.1711

1-sigma variation

3.699E-6

Unit

Long. of Ascending Node (Ω)

Value

110.7784

1-sigma variation

1.348E-5

Unit

Arg. of Perihelion (ω)

Value

284.7443

1-sigma variation

1.625E-5

Unit

Mean Anomaly (M)

Value

50.06496

1-sigma variation

0.00001

Unit

Perihelion distance

Value

0.758640

1-sigma variation

Unit

Aphelion distance

Value

1.498536

1-sigma variation

Unit

Asc. Node-Earth Sep.

Value

-0.053265

1-sigma variation

Unit

Desc. Node-Earth Sep.

Value

0.082780

1-sigma variation

Unit

MOID

Value

0.018290

1-sigma variation

Unit

Orbit Period

Value

437.9268

1-sigma variation

Unit

U parameter

Value

0.0

1-sigma variation

Unit

A₂

Value

88.51945

1-sigma variation

8.59687

Unit

10^-15au/days²

Covariance Matrix

	a	e	i	Ω	ω	M	A₂
a	7.80146E-18	-4.37433E-17	-1.63911E-15	-2.05520E-15	8.91911E-15	-1.61254E-14	2.22777E-8
e	-4.37433E-17	3.39203E-15	5.28455E-14	1.23471E-13	-5.15352E-13	5.09462E-14	-1.33762E-7
i	-1.63911E-15	5.28455E-14	1.36845E-11	3.93015E-11	-4.60726E-11	2.70124E-12	-6.07702E-6
Ω	-2.05520E-15	1.23471E-13	3.93015E-11	1.81838E-10	-1.96714E-10	2.76451E-12	-9.45426E-6
ω	8.91911E-15	-5.15352E-13	-4.60726E-11	-1.96714E-10	2.64101E-10	-1.81128E-11	2.94615E-5
M	-1.61254E-14	5.09462E-14	2.70124E-12	2.76451E-12	-1.81128E-11	4.33775E-11	-3.83885E-5
A₂	2.22777E-8	-1.33762E-7	-6.07702E-6	-9.45426E-6	2.94615E-5	-3.83885E-5	7.39063E1

Date of computation: 2024-02-21 14:29 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

[1]

[2]

Taxonomy (all)

Value

Unit

Source

[3]

Absolute Magnitude (H)
Slope Parameter (G)

H / G

Value

Unit

Source

Absolute Magnitude (H)

Value

21.143

Unit

mag

Source

[4]

Slope Parameter (G)

Value

0.15**

Unit

mag

Source

[4]

Albedo
Diameter

Size and albedo

Value

Unit

Source

Albedo

Value

0.05 - 0.25

Unit

Source

[5]

Diameter

Value

160 - 400*

Unit

Source

[5]

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

[6]

Download this part as:

Sources

No.	Name	Additional
[1]	EARN	1.) Alexey V. Sergeyev and Benoit Carry A&A, 652 (2021) A59
[2]	EARN	1.) Michaël Marsset et al 2022 AJ 163 165
[3]	EARN	Earth Asteroids Research Node: https://earn.dlr.de
[4]	ESA ODIM	ESA orbit determination and impact monitoring system
[5]	Estimation	Estimated from absolute magnitude
[6]	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

6907

Unit

Source

[1]

Unobserved

Value

373

Unit

Source

[1]

Normalized RMS of residuals

Value

0.443718

Unit

Source

[1]

Astrometry Summary

First Observation
Last Observation
Total Optical Observations (Discarded)

Optical

Value

Unit

Source

First Observation

Value

2004-05-14.3192

Unit

Source

[2]

Last Observation

Value

2023-04-12.275373

Unit

Source

[2]

Total Optical Observations (Discarded)

Value

458 (3)

Unit

Source

[1]

Radar Summary

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

Radar

Value

Unit

Source

First Observation

Value

2017-01-17

Unit

Source

[3]

Last Observation

Value

2017-01-18

Unit

Source

[3]

Delay (Discarded)

Value

2 (0)

Unit

Source

[1]

Doppler (Discarded)

Value

3 (0)

Unit

Source

[1]

Total Radar Observations (Discarded)

Value

5 (0)

Unit

Source

[1]

Note: The ASCII file is in a format suitable for Orbfit input.

Sources

No.	Name	Additional
[1]	ESA ODIM	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 265482 2005EE from 1950 to 2124

Body	Date in UTC	Time uncert. in min	Nominal distance in au	Min. possibile distance in au	Distance uncert. in au
EARTH	1950-07-26 18:16	3.9	0.0256091	0.0255527	0.0000189
EARTH	1956-07-29 06:34	26.7	0.0663010	0.0654382	0.0002879
EARTH	1962-08-07 22:26	72.0	0.1475029	0.1464288	0.0003581
EARTH	1998-12-08 09:58	15.2	0.1991185	0.1990814	0.0000124
EARTH	2004-12-28 12:20	4.8	0.1522157	0.1521879	0.0000093
EARTH	2011-01-11 21:47	< 1 min	0.0997623	0.0997531	0.0000031
EARTH	2017-01-15 06:23	< 1 s	0.0684279	0.0684279	0.0000000
EARTH	2023-01-14 21:12	< 1 min	0.0775026	0.0774951	0.0000025
EARTH	2029-01-10 05:37	2.0	0.1083287	0.1082994	0.0000098
EARTH	2034-12-28 21:02	9.2	0.1534060	0.1533528	0.0000177
EARTH	2040-12-11 09:26	17.2	0.1929894	0.1929408	0.0000162
EARTH	2082-09-03 13:55	31.4	0.1980803	0.1979916	0.0000296
EARTH	2088-08-16 01:33	12.0	0.1683510	0.1682686	0.0000275
EARTH	2094-08-05 12:36	2.4	0.1389937	0.1389473	0.0000155
EARTH	2100-08-03 09:50	< 1 min	0.1196922	0.1196784	0.0000046
EARTH	2106-08-04 05:58	< 1 min	0.1213245	0.1213201	0.0000015
EARTH	2112-08-08 06:42	< 1 min	0.1474584	0.1474534	0.0000017
EARTH	2118-08-27 02:21	2.5	0.1825730	0.1825646	0.0000028

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