Asteroids

2005ED224 help

Last update: 2025-03-31 10:04 UTC

Orbital Properties

Epoch

60800.0

MJD

Orbit type

Apollo

Perihelion (q)

0.650

Aphelion (Q)

3.172

Eccentricity (e)

0.660

Inclination (i)

31.9

deg

Orbit period (P)

964.8

Earth MOID

0.00108

U parameter

9.0

Next Earth close approach

Date

2042-03-02

Nominal distance (from Earth center)

0.16516

24707252

Maximum Brightness

23.3

mag

Risk

Object is in risk list

Object is not in priority list

Physical Properties

Absolute Magnitude (H)

24.4

mag

Diameter

40 - 80*

Taxonomic type

Rotation period (T)

Discovery Information

Discovery Date

2005-03-13

Observatory

Lincoln Laboratory ETS, New Mexico

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

1.910871

1-sigma variation

0.156479

Unit

Eccentricity (e)

Value

0.660053

1-sigma variation

0.028227

Unit

Inclination (i)

Value

31.9234

1-sigma variation

1.1486

Unit

Long. of Ascending Node (Ω)

Value

170.1106

1-sigma variation

0.0938

Unit

Arg. of Perihelion (ω)

Value

277.5783

1-sigma variation

0.9292

Unit

Mean Anomaly (M)

Value

244.39948

1-sigma variation

337.24000

Unit

Perihelion distance

Value

0.649595

1-sigma variation

Unit

Aphelion distance

Value

3.172146

1-sigma variation

Unit

Asc. Node-Earth Sep.

Value

-0.001619

1-sigma variation

Unit

Desc. Node-Earth Sep.

Value

0.175336

1-sigma variation

Unit

MOID

Value

0.001082

1-sigma variation

Unit

Orbit Period

Value

964.8178

1-sigma variation

Unit

U parameter

Value

9.0

1-sigma variation

Unit

Covariance Matrix

	a	e	i	Ω	ω	M
a	2.44858E-2	4.41692E-3	1.79726E-1	-1.46845E-2	1.45401E-1	-5.27712E1
e	4.41692E-3	7.96756E-4	3.24202E-2	-2.64889E-3	2.62284E-2	-9.51923E0
i	1.79726E-1	3.24202E-2	1.31919E0	-1.07784E-1	1.06723E0	-3.87340E2
Ω	-1.46845E-2	-2.64889E-3	-1.07784E-1	8.80649E-3	-8.71984E-2	3.16476E1
ω	1.45401E-1	2.62284E-2	1.06723E0	-8.71984E-2	8.63423E-1	-3.13364E2
M	-5.27712E1	-9.51923E0	-3.87340E2	3.16476E1	-3.13364E2	1.13731E5

Date of computation: 2025-03-31 10:04 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

24.357

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 - 80*

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

7365

Unit

Source

[1]

Normalized RMS of residuals

Value

0.401082

Unit

Source

[1]

Astrometry Summary

First Observation
Last Observation
Total Optical Observations (Discarded)

Optical

Value

Unit

Source

First Observation

Value

2005-03-13.26326

Unit

Source

[2]

Last Observation

Value

2005-03-16.38477

Unit

Source

[2]

Total Optical Observations (Discarded)

Value

11 (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 2005ED224 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	1960-03-18 12:49	> 1 mo	0.1554196	0.0001903	28.3603611
EARTH	2005-03-09 17:03	1.2	0.0260330	0.0231464	0.0009622
EARTH	2042-03-02 14:26	> 1 mo	0.1651578	0.0087981	26.1137663
EARTH	2057-09-23 18:32	> 1 mo	0.1384655	0.1053468	19.3498731
EARTH	2071-03-18 09:08	> 1 mo	0.1502567	0.0087608	34.8702702
EARTH	2094-09-19 01:48	> 1 mo	0.1149592	0.1099589	8.1655281
EARTH	2108-03-12 07:44	> 1 mo	0.0255496	0.0074394	28.4105665

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Stationary Points

Ecc. an. ast.	Ecc. an. Earth	Distance in au	Classification
43.29630230	67.08223674	0.00108203	MINIMUM
312.06958298	256.05018750	0.10264835	MINIMUM
356.91049917	339.35924661	0.55228580	SADDLE
358.39847609	163.13496351	1.60494674	SADDLE
178.78414041	166.05773364	2.36791162	SADDLE
180.63234402	347.04502895	4.04333882	MAXIMUM

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MOID Plots

Click on the images to zoom-in and zoom-out

Level lines of the squared distance function

2005ED224

Date in UTC	MJD	σ	Distance ± Width in RE	Stretching in RE/σ	IP	Exp. energy	PS
2018-03-11.318	58188.318	1.467	0.99 ± 0.010	3.19E5	3.84E-7	1.57E-5	n/a
2023-03-11.351	60014.351	-0.222	0.73 ± 0.009	3.12E5	2.05E-6	3.48E-5	n/a
2028-03-10.539	61840.539	-3.545	0.54 ± 0.008	2.23E5	6.55E-9	3.62E-8	-6.58
2029-03-10.790	62205.790	-4.130	0.28 ± 0.007	2.08E5	8.26E-10	3.94E-9	-7.64
2030-03-11.195	62571.195	2.003	0.59 ± 0.019	6.42E5	1.81E-7	1.05E-5	-4.52
2064-03-10.378	74989.378	0.834	0.65 ± 0.038	1.33E6	3.71E-7	1.05E-5	-5.34


Based on 11 optical observations (of which 0 are rejected as outliers) from 2005/03/13.263 to 2005/03/16.385.
Coordinates are given on the Target Plane.
Unit is one Earth radius, but impact cross section has radius between 1.08 and 1.08 Earth radii.
Coordinates for LOV = EQU scaled= 1 second= F.
AstOD software version= 4.0, Date of computation=20250305 085913.907 UTC.

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