Asteroids

2017EV help

Last update: 2025-11-24 16:53 UTC

Orbital Properties

Epoch

61000.0

MJD

Orbit type

Apollo

Perihelion (q)

0.923

Aphelion (Q)

1.831

Eccentricity (e)

0.330

Inclination (i)

7.0

deg

Orbit period (P)

590.1

Earth MOID

0.00177

U parameter

1.2

Next Earth close approach

Date

2046-03-14

Nominal distance (from Earth center)

0.04491

6718220

Maximum Brightness

24.3

mag

Risk

Object is not in risk list

Physical Properties

Absolute Magnitude (H)

26.7

mag

Diameter

12 - 27*

Taxonomic type

Rotation period (T)

Discovery Information

Discovery Date

2017-03-04

Observatory

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

61000.0000

1-sigma variation

Unit

MJD

Semimajor Axis

Value

1.376846

1-sigma variation

4.390E-8

Unit

Eccentricity (e)

Value

0.329687

1-sigma variation

1.595E-7

Unit

Inclination (i)

Value

6.9828

1-sigma variation

1.230E-5

Unit

Long. of Ascending Node (Ω)

Value

345.0498

1-sigma variation

2.393E-6

Unit

Arg. of Perihelion (ω)

Value

225.3803

1-sigma variation

0.0001

Unit

Mean Anomaly (M)

Value

135.67959

1-sigma variation

0.00002

Unit

Perihelion distance

Value

0.922919

1-sigma variation

Unit

Aphelion distance

Value

1.830774

1-sigma variation

Unit

Asc. Node-Earth Sep.

Value

0.588772

1-sigma variation

Unit

Desc. Node-Earth Sep.

Value

0.003479

1-sigma variation

Unit

MOID

Value

0.001775

1-sigma variation

Unit

Orbit Period

Value

590.1013

1-sigma variation

Unit

U parameter

Value

1.2

1-sigma variation

Unit

Covariance Matrix

	a	e	i	Ω	ω	M
a	1.92738E-15	-5.16743E-15	-3.92187E-13	-6.30773E-14	-2.45182E-12	8.23732E-13
e	-5.16743E-15	2.54360E-14	1.07451E-12	2.39966E-13	1.08304E-11	-3.93191E-12
i	-3.92187E-13	1.07451E-12	1.51350E-10	1.13120E-11	5.10015E-10	-1.70126E-10
Ω	-6.30773E-14	2.39966E-13	1.13120E-11	5.72818E-12	1.05347E-10	-3.90025E-11
ω	-2.45182E-12	1.08304E-11	5.10015E-10	1.05347E-10	4.69049E-9	-1.68443E-9
M	8.23732E-13	-3.93191E-12	-1.70126E-10	-3.90025E-11	-1.68443E-9	6.11127E-10

Date of computation: 2025-11-24 16:53 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

26.737

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

12 - 27*

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

[-]

Download this part as:

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

2924

Unit

Source

[1]

Unobserved

Value

346

Unit

Source

[1]

Normalized RMS of residuals

Value

0.520704

Unit

Source

[1]

Astrometry Summary

First Observation
Last Observation
Total Optical Observations (Discarded)

Optical

Value

Unit

Source

First Observation

Value

2017-03-04.33929

Unit

Source

[2]

Last Observation

Value

2025-03-05.95688

Unit

Source

[2]

Total Optical Observations (Discarded)

Value

69 (2)

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 2017EV 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	1957-06-13 09:00	1.9	0.1255399	0.1255370	0.0000010
EARTH	1970-03-31 17:01	1.3	0.0927311	0.0927264	0.0000016
EARTH	1983-02-27 17:07	< 1 min	0.0685090	0.0684906	0.0000061
EARTH	2004-05-20 23:38	1.1	0.1298191	0.1298184	0.0000002
MARS	2011-02-14 03:10	< 1 min	0.0331223	0.0331200	0.0000008
EARTH	2017-03-05 19:33	< 1 s	0.0071419	0.0071419	0.0000000
MARS	2022-05-31 11:45	< 1 min	0.0265279	0.0265259	0.0000007
EARTH	2025-03-07 18:33	< 1 s	0.0078121	0.0078120	0.0000000
MARS	2033-09-10 05:27	< 1 min	0.0424383	0.0424304	0.0000026
EARTH	2046-03-14 22:32	1.6	0.0449085	0.0448944	0.0000047
EARTH	2067-06-06 07:05	4.3	0.1245313	0.1245271	0.0000014
EARTH	2080-03-04 08:42	4.5	0.0194672	0.0193863	0.0000270
EARTH	2088-06-13 11:24	58.1	0.1225382	0.1225369	0.0000010
EARTH	2109-03-10 18:58	241.1	0.0184690	0.0154430	0.0010127

Download as:

Stationary Points

Ecc. an. ast.	Ecc. an. Earth	Distance in au	Classification
327.48707557	63.57407472	0.00177467	MINIMUM
37.72784604	160.23615966	0.12311583	MINIMUM
16.21579356	130.86039147	0.13127747	SADDLE
182.85602558	291.44619482	0.84444368	SADDLE
3.44531467	292.78104354	1.91553111	SADDLE
181.03158816	110.16028863	2.83481591	MAXIMUM

Download:

MOID Plots

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