Asteroids

2014EC help

Last update: 2026-06-04 23:11 UTC

Orbital Properties

Epoch

61200.0

MJD

Orbit type

Apollo

Perihelion (q)

0.692

Aphelion (Q)

2.226

Eccentricity (e)

0.526

Inclination (i)

1.4

deg

Orbit period (P)

643.7

Earth MOID

0.00057

U parameter

6.6

Next Earth close approach

Date

2042-08-27

Nominal distance (from Earth center)

0.01335

1996429

Maximum Brightness

21.4

mag

Risk

Object is in risk list

Physical Properties

Absolute Magnitude (H)

28.3

mag

Diameter

6 - 13*

Taxonomic type

Rotation period (T)

Discovery Information

Discovery Date

2014-03-05

Observatory

University of Arizona Catalina Sky Survey

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

61200.0000

1-sigma variation

Unit

MJD

Semimajor Axis

Value

1.458993

1-sigma variation

0.000119

Unit

Eccentricity (e)

Value

0.525727

1-sigma variation

0.000054

Unit

Inclination (i)

Value

1.4014

1-sigma variation

0.0005

Unit

Long. of Ascending Node (Ω)

Value

344.7855

1-sigma variation

0.0006

Unit

Arg. of Perihelion (ω)

Value

264.2754

1-sigma variation

0.0008

Unit

Mean Anomaly (M)

Value

315.39785

1-sigma variation

0.30755

Unit

Perihelion distance

Value

0.691961

1-sigma variation

Unit

Aphelion distance

Value

2.226025

1-sigma variation

Unit

Asc. Node-Earth Sep.

Value

0.105370

1-sigma variation

Unit

Desc. Node-Earth Sep.

Value

0.011901

1-sigma variation

Unit

MOID

Value

0.000570

1-sigma variation

Unit

Orbit Period

Value

643.6924

1-sigma variation

Unit

U parameter

Value

6.6

1-sigma variation

Unit

Covariance Matrix

	a	e	i	Ω	ω	M
a	1.42134E-8	6.44850E-9	6.47970E-8	-6.89313E-8	9.69827E-8	-3.66666E-5
e	6.44850E-9	2.92570E-9	2.93910E-8	-3.12768E-8	4.40167E-8	-1.66353E-5
i	6.47970E-8	2.93910E-8	2.99232E-7	-3.12333E-7	4.39064E-7	-1.67158E-4
Ω	-6.89313E-8	-3.12768E-8	-3.12333E-7	3.35265E-7	-4.71859E-7	1.77823E-4
ω	9.69827E-8	4.40167E-8	4.39064E-7	-4.71859E-7	6.66219E-7	-2.50188E-4
M	-3.66666E-5	-1.66353E-5	-1.67158E-4	1.77823E-4	-2.50188E-4	9.45893E-2

Date of computation: 2026-06-04 23:11 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

28.291

Unit

mag

Source

[1]

Slope Parameter (G)

Value

0.15**

Unit

Source

[1]

Albedo
Diameter

Size and albedo

Value

Unit

Source

Albedo

Value

0.05 - 0.25

Unit

Source

[2]

Diameter

Value

6 - 13*

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

4474

Unit

Source

[1]

Normalized RMS of residuals

Value

0.659327

Unit

Source

[1]

Astrometry Summary

First Observation
Last Observation
Total Optical Observations (Discarded)

Optical

Value

Unit

Source

First Observation

Value

2014-03-05.29096

Unit

Source

[2]

Last Observation

Value

2014-03-06.81898

Unit

Source

[2]

Total Optical Observations (Discarded)

Value

69 (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

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

Note: Ephemerides requests are limited to a maximum of 1000 points and a final date not exceeding 2040/12/31 00:00.

Close Approaches for 2014EC from 1950 to 2126

Body	Date in UTC	Time uncert. in min	Nominal distance in au	Min. possible distance in au	Distance uncert. in au
EARTH	1959-03-08 23:21	> 1 d	0.0362860	0.0013444	0.0834064
VENUS	1969-12-27 21:19	> 1 mo	0.0437328	0.0030950	0.0647183
EARTH	1973-08-31 13:21	> 1 w	0.0958263	0.0117681	0.1827999
EARTH	1975-02-27 00:05	> 1 w	0.1407862	0.0015255	0.1912021
EARTH	1989-08-18 09:45	> 1 w	0.1048484	0.0107691	0.1441991
VENUS	2000-03-02 18:56	> 1 d	0.0171226	0.0171188	0.0001694
EARTH	2014-03-06 21:17	< 1 s	0.0004117	0.0004115	0.0000000
VENUS	2028-06-06 12:46	> 1 d	0.0353054	0.0241198	0.0039584
EARTH	2042-08-27 03:07	223.8	0.0133453	0.0069734	0.0022581
EARTH	2049-09-04 11:10	> 1 d	0.1371418	0.0611219	0.0253532
EARTH	2051-02-24 14:12	> 1 d	0.1963935	0.1024963	0.0312991
EARTH	2058-03-06 06:24	> 1 d	0.0112520	0.0007836	0.0319855
EARTH	2065-03-05 13:59	> 1 mo	0.0189851	0.0008490	0.5483602
VENUS	2065-04-14 09:53	> 1 mo	0.0397481	0.0396318	0.0318566
MARS	2070-03-10 11:37	> 1 mo	0.0195205	0.0195067	0.0299365
EARTH	2072-02-26 19:45	> 1 mo	0.1595434	0.0006371	2.0542722
VENUS	2075-10-11 19:07	> 1 mo	0.0433793	0.0430643	0.1377913
EARTH	2077-09-02 22:42	> 1 mo	0.0910814	0.0031733	3.8799479
EARTH	2084-08-25 22:07	> 1 mo	0.0408205	0.0033797	4.3303450
VENUS	2086-04-09 12:33	> 1 mo	0.0313434	0.0091236	1.5748805
VENUS	2096-09-03 21:53	> 1 mo	0.0426006	0.0415398	1.1787494
MARS	2117-03-19 19:03	> 1 mo	0.0429769	0.0203740	15.1540766
EARTH	2119-03-07 12:51	> 1 mo	0.0139430	0.0017015	23.6113442
EARTH	2124-08-31 21:00	> 1 mo	0.0282539	0.0025427	186.3168899

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Stationary Points

Ecc. an. ast.	Ecc. an. Earth	Distance in au	Classification
307.37657787	63.70613538	0.00046244	MINIMUM
54.30345666	233.78449770	0.00453147	MINIMUM
1.21849043	149.19518629	0.32451301	SADDLE
180.37829379	328.19656464	1.24066369	SADDLE
1.17456707	329.13695931	1.67764751	SADDLE
180.38366573	148.20639969	3.24155860	MAXIMUM

Download:

MOID Plots

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

Level lines of the squared distance function

2014EC

Date in UTC	MJD	σ	σ_imp	Distance ± Width in RE	Stretching in RE	IP	Impact energy	PS	TS
2069-03-07.873	76812.873	3.435	0.000	1.22 ± 0.020	1.47E6	8.62E-10	2.66E-2	-10.45	0
2119-03-10.005	95076.005	1.121	0.000	0.44 ± 0.048	3.51E7	1.42E-8	2.68E-2	-9.55	0


Based on 69 optical observations (of which 1 are rejected as outliers) from 2014/03/05.291 to 2014/03/06.819.
Coordinates are given on the Target Plane.
Unit is one Earth radius, but impact cross section has radius between 1.23 and 1.23 Earth radii.
Coordinates for LOV = EQU scaled= 1 second= F.
AstOD software version= 4.0, Date of computation=20250805 130500.123 UTC.

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Download Impactor Table as: