Asteroids

2014EC help

Last update: 2024-05-03 11:05 UTC

Orbital Properties

Epoch

60400.0

MJD

Orbit type

Apollo

Perihelion (q)

0.691

Aphelion (Q)

2.226

Eccentricity (e)

0.526

Inclination (i)

1.4

deg

Orbit period (P)

643.7

Earth MOID

0.00048

U parameter

6.6

Next Earth close approach

Date

2042-08-27

Nominal distance (from Earth center)

0.01336

1997977

Maximum Brightness

21.4

mag

Risk

Object is in risk list

Object is not in priority list

Physical Properties

Absolute Magnitude (H)

28.2

mag

Diameter

6 - 13*

Taxonomic type

Rotation period (T)

Discovery Information

Discovery Date

2014-03-05

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

1.458930

1-sigma variation

0.000120

Unit

Eccentricity (e)

Value

0.526061

1-sigma variation

0.000053

Unit

Inclination (i)

Value

1.4012

1-sigma variation

0.0005

Unit

Long. of Ascending Node (Ω)

Value

344.8396

1-sigma variation

0.0005

Unit

Arg. of Perihelion (ω)

Value

264.1999

1-sigma variation

0.0008

Unit

Mean Anomaly (M)

Value

227.96316

1-sigma variation

0.25311

Unit

Perihelion distance

Value

0.691444

1-sigma variation

Unit

Aphelion distance

Value

2.226415

1-sigma variation

Unit

Asc. Node-Earth Sep.

Value

0.107638

1-sigma variation

Unit

Desc. Node-Earth Sep.

Value

0.009916

1-sigma variation

Unit

MOID

Value

0.000475

1-sigma variation

Unit

Orbit Period

Value

643.6502

1-sigma variation

Unit

U parameter

Value

6.6

1-sigma variation

Unit

Covariance Matrix

	a	e	i	Ω	ω	M
a	1.43089E-8	6.38803E-9	6.48769E-8	-6.28970E-8	9.28790E-8	-3.02770E-5
e	6.38803E-9	2.85192E-9	2.89566E-8	-2.80827E-8	4.14811E-8	-1.35167E-5
i	6.48769E-8	2.89566E-8	2.97983E-7	-2.83267E-7	4.18056E-7	-1.37276E-4
Ω	-6.28970E-8	-2.80827E-8	-2.83267E-7	2.77432E-7	-4.09769E-7	1.33087E-4
ω	9.28790E-8	4.14811E-8	4.18056E-7	-4.09769E-7	6.07326E-7	-1.96527E-4
M	-3.02770E-5	-1.35167E-5	-1.37276E-4	1.33087E-4	-1.96527E-4	6.40645E-2

Date of computation: 2024-04-23 10:08 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

28.235

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

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 ODIM	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

3711

Unit

Source

[1]

Normalized RMS of residuals

Value

0.659191

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

[3]

Last Observation

Value

Unit

Source

[3]

Delay (Discarded)

Value

0 (0)

Unit

Source

[1]

Doppler (Discarded)

Value

0 (0)

Unit

Source

[1]

Total Radar Observations (Discarded)

Value

0 (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 2014EC 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	1959-03-08 22:43	> 1 d	0.0358984	0.0013464	0.0845200
VENUS	1969-12-28 01:56	> 1 mo	0.0434324	0.0037120	0.0655336
EARTH	1973-08-31 14:26	> 1 w	0.0966683	0.0117620	0.1823152
EARTH	1975-02-27 01:10	> 1 w	0.1399054	0.0015192	0.1907837
EARTH	1989-08-18 11:19	> 1 w	0.1041830	0.0107836	0.1442888
VENUS	2000-03-02 19:09	> 1 d	0.0171219	0.0171189	0.0001380
EARTH	2014-03-06 21:17	< 1 s	0.0004117	0.0004115	0.0000000
VENUS	2028-06-06 12:26	> 1 d	0.0353234	0.0241561	0.0039525
EARTH	2042-08-27 03:06	226.5	0.0133556	0.0069166	0.0022847
EARTH	2049-09-04 11:19	> 1 d	0.1372577	0.0606308	0.0255558
EARTH	2051-02-24 14:23	> 1 d	0.1962505	0.1015904	0.0315534
EARTH	2058-03-06 06:37	> 1 d	0.0111056	0.0007836	0.0323581
EARTH	2065-03-05 10:25	> 1 mo	0.0215287	0.0008466	0.5696621
VENUS	2065-04-13 20:27	> 1 mo	0.0396353	0.0396042	0.0171289
MARS	2070-03-10 14:25	> 1 w	0.0199090	0.0195049	0.1075191
EARTH	2072-02-27 04:41	> 1 mo	0.1521112	0.0007555	1.2480174
VENUS	2075-10-15 09:23	> 1 mo	0.0421259	0.0359427	0.3510151
EARTH	2077-09-03 16:14	> 1 mo	0.1052160	0.0031890	2.4172237
EARTH	2084-08-26 23:23	> 1 mo	0.0250985	0.0033929	2.6786236
VENUS	2086-04-11 15:33	> 1 mo	0.0268516	0.0063768	0.3209553
VENUS	2096-08-23 01:03	> 1 mo	0.0449080	0.0404458	5.5936357
MARS	2109-02-16 09:17	> 1 mo	0.0471201	0.0446338	10.4506034
EARTH	2112-03-10 10:52	> 1 mo	0.0444275	0.0014692	45.7024354
EARTH	2124-08-27 16:06	> 1 mo	0.0319340	0.0029668	23.1096997

Download as:

2014EC

Date in UTC	MJD	σ	σ_imp	Distance ± Width in RE	Stretching in RE/σ	IP	Exp. energy	PS	TS
2069-03-07.873	76812.873	3.435	0.000	1.22 ± 0.020	1.47E6	8.62E-10	2.29E-11	-10.46	0
2119-03-10.005	95076.005	1.121	0.000	0.44 ± 0.048	3.51E7	1.42E-8	3.80E-10	-9.56	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=20240110 090430.939 UTC.

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Download Impactor Table as: