Asteroids

2017WG14 help

Last update: 2025-11-25 23:15 UTC

Orbital Properties

Epoch

61000.0

MJD

Orbit type

Aten

Perihelion (q)

0.316

Aphelion (Q)

1.061

Eccentricity (e)

0.541

Inclination (i)

8.2

deg

Orbit period (P)

208.6

Earth MOID

0.00049

U parameter

1.5

Next Earth close approach

Date

2029-11-13

Nominal distance (from Earth center)

0.06476

9688354

Maximum Brightness

mag

Risk

Object is not in risk list

Physical Properties

Absolute Magnitude (H)

24.4

mag

Diameter

30 - 80*

Taxonomic type

Rotation period (T)

Discovery Information

Discovery Date

2017-11-21

Observatory

Pan-STARRS 1, Haleakala

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

0.688362

1-sigma variation

2.498E-9

Unit

Eccentricity (e)

Value

0.541312

1-sigma variation

0.000001

Unit

Inclination (i)

Value

8.1985

1-sigma variation

0.0001

Unit

Long. of Ascending Node (Ω)

Value

42.8919

1-sigma variation

0.0001

Unit

Arg. of Perihelion (ω)

Value

200.0347

1-sigma variation

3.904E-5

Unit

Mean Anomaly (M)

Value

163.59238

1-sigma variation

0.00029

Unit

Perihelion distance

Value

0.315744

1-sigma variation

Unit

Aphelion distance

Value

1.060980

1-sigma variation

Unit

Asc. Node-Earth Sep.

Value

-0.001429

1-sigma variation

Unit

Desc. Node-Earth Sep.

Value

-0.687082

1-sigma variation

Unit

MOID

Value

0.000491

1-sigma variation

Unit

Orbit Period

Value

208.6045

1-sigma variation

Unit

U parameter

Value

1.5

1-sigma variation

Unit

Covariance Matrix

	a	e	i	Ω	ω	M
a	6.24077E-18	-1.45042E-15	-1.50771E-13	-1.53566E-13	-5.41993E-14	6.66982E-13
e	-1.45042E-15	3.96855E-13	4.08160E-11	4.06731E-11	1.44172E-11	-1.78681E-10
i	-1.50771E-13	4.08160E-11	4.60505E-9	4.77805E-9	9.08891E-10	-1.84473E-8
Ω	-1.53566E-13	4.06731E-11	4.77805E-9	5.17089E-9	5.75689E-10	-1.86061E-8
ω	-5.41993E-14	1.44172E-11	9.08891E-10	5.75689E-10	1.52382E-9	-6.76204E-9
M	6.66982E-13	-1.78681E-10	-1.84473E-8	-1.86061E-8	-6.76204E-9	8.21078E-8

Date of computation: 2025-11-25 23:15 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

24.44

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

30 - 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

[-]

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

2929

Unit

Source

[1]

Unobserved

Value

Unit

Source

[1]

Normalized RMS of residuals

Value

0.797783

Unit

Source

[1]

Astrometry Summary

First Observation
Last Observation
Total Optical Observations (Discarded)

Optical

Value

Unit

Source

First Observation

Value

2017-11-17.2255

Unit

Source

[2]

Last Observation

Value

2025-11-24.243907

Unit

Source

[2]

Total Optical Observations (Discarded)

Value

27 (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 2017WG14 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
MERCURY	1951-04-16 09:03	< 1 min	0.0187595	0.0187416	0.0000060
EARTH	1953-11-30 01:30	< 1 min	0.0926863	0.0926830	0.0000011
MERCURY	1954-10-13 12:26	< 1 min	0.0480521	0.0480135	0.0000128
MERCURY	1955-11-12 06:22	1.2	0.0063921	0.0063349	0.0000191
EARTH	1957-11-27 12:14	2.7	0.0920129	0.0920123	0.0000002
MERCURY	1959-05-11 20:30	1.3	0.0458349	0.0457533	0.0000272
MERCURY	1960-06-09 16:58	1.9	0.0071697	0.0070794	0.0000302
EARTH	1961-11-24 06:54	3.1	0.0893781	0.0893724	0.0000019
MERCURY	1965-01-06 09:15	1.4	0.0135550	0.0134856	0.0000231
EARTH	1965-11-20 23:04	1.9	0.0843368	0.0843304	0.0000021
MERCURY	1969-08-05 00:12	< 1 min	0.0183821	0.0183625	0.0000065
EARTH	1969-11-17 18:22	< 1 min	0.0771185	0.0771177	0.0000003
EARTH	1973-11-15 04:51	1.4	0.0688127	0.0688026	0.0000034
MERCURY	1974-03-03 06:53	< 1 min	0.0157226	0.0156893	0.0000111
MERCURY	1977-08-30 15:33	1.0	0.0496567	0.0495858	0.0000236
EARTH	1977-11-13 01:14	2.6	0.0602793	0.0602558	0.0000078
MERCURY	1978-09-29 08:20	1.6	0.0076054	0.0075303	0.0000251
VENUS	1980-01-09 08:02	< 1 min	0.0309436	0.0308917	0.0000173
EARTH	1981-11-11 16:01	2.3	0.0535259	0.0535002	0.0000086
MERCURY	1982-03-28 08:13	1.1	0.0284685	0.0284038	0.0000216
MERCURY	1983-04-26 18:12	< 1 min	0.0202139	0.0201537	0.0000201
EARTH	1985-11-11 04:21	1.4	0.0507069	0.0506907	0.0000054
MERCURY	1986-10-23 09:49	< 1 min	0.0124249	0.0124037	0.0000071
VENUS	1988-01-08 22:24	< 1 min	0.0170882	0.0170878	0.0000001
EARTH	1989-11-11 04:30	< 1 min	0.0509444	0.0509362	0.0000027
EARTH	1993-11-11 10:43	< 1 min	0.0523361	0.0523299	0.0000021
VENUS	1996-01-08 05:25	< 1 min	0.0198917	0.0198884	0.0000011
EARTH	1997-11-11 18:49	< 1 min	0.0543566	0.0543521	0.0000015
EARTH	2001-11-11 20:16	< 1 min	0.0546236	0.0546197	0.0000013
VENUS	2004-01-07 15:53	< 1 min	0.0303884	0.0303852	0.0000011
EARTH	2005-11-11 21:02	< 1 min	0.0551108	0.0551080	0.0000009
MERCURY	2007-11-21 10:08	< 1 min	0.0274141	0.0274074	0.0000022
EARTH	2009-11-11 15:57	< 1 min	0.0538593	0.0538579	0.0000005
MERCURY	2011-05-19 17:58	< 1 min	0.0318468	0.0318411	0.0000019
VENUS	2012-01-07 07:25	< 1 min	0.0497045	0.0497026	0.0000007
MERCURY	2012-06-17 02:39	< 1 min	0.0165427	0.0165311	0.0000038
EARTH	2013-11-11 15:17	< 1 s	0.0538272	0.0538269	0.0000001
MERCURY	2015-12-14 13:09	< 1 min	0.0148939	0.0148885	0.0000018
EARTH	2017-11-11 18:53	< 1 min	0.0545582	0.0545580	0.0000001
EARTH	2021-11-12 08:00	< 1 min	0.0572646	0.0572643	0.0000001
EARTH	2025-11-13 01:11	< 1 min	0.0605872	0.0605870	0.0000001
EARTH	2029-11-13 23:35	< 1 min	0.0647626	0.0647623	0.0000001
MERCURY	2032-06-15 13:39	< 1 min	0.0343191	0.0343077	0.0000038
EARTH	2033-11-14 23:15	< 1 min	0.0684395	0.0684385	0.0000003
MERCURY	2035-12-12 06:39	< 1 min	0.0223140	0.0223094	0.0000015
MERCURY	2037-01-09 12:15	< 1 min	0.0290914	0.0290827	0.0000029
EARTH	2037-11-15 23:34	< 1 min	0.0720935	0.0720920	0.0000005
MERCURY	2040-07-07 06:30	< 1 min	0.0369175	0.0369169	0.0000002
EARTH	2041-11-16 22:45	< 1 min	0.0751308	0.0751285	0.0000008
EARTH	2045-11-17 23:58	< 1 min	0.0781376	0.0781348	0.0000009
EARTH	2049-11-18 21:04	< 1 min	0.0803546	0.0803515	0.0000010
EARTH	2053-11-19 15:26	< 1 min	0.0823253	0.0823220	0.0000011
MERCURY	2057-01-07 07:00	< 1 min	0.0097247	0.0097226	0.0000007
EARTH	2057-11-20 01:48	< 1 min	0.0832569	0.0832537	0.0000011
MERCURY	2060-07-05 16:31	< 1 min	0.0118604	0.0118575	0.0000010
MERCURY	2061-08-04 01:34	< 1 min	0.0383709	0.0383699	0.0000003
EARTH	2061-11-20 04:05	< 1 min	0.0835983	0.0835953	0.0000010
MERCURY	2065-01-30 07:45	< 1 s	0.0332951	0.0332917	0.0000012
EARTH	2065-11-20 01:24	< 1 min	0.0833951	0.0833924	0.0000009
EARTH	2069-11-20 01:46	< 1 min	0.0833667	0.0833644	0.0000008
EARTH	2073-11-20 03:24	< 1 min	0.0835339	0.0835321	0.0000006
EARTH	2077-11-20 07:29	< 1 min	0.0839312	0.0839298	0.0000005
EARTH	2081-11-20 14:05	< 1 min	0.0844424	0.0844414	0.0000004
EARTH	2085-11-20 22:58	< 1 min	0.0851291	0.0851283	0.0000003
MERCURY	2086-02-28 07:29	< 1 min	0.0042491	0.0042341	0.0000050
MERCURY	2089-08-26 21:33	< 1 min	0.0104298	0.0104232	0.0000022
EARTH	2089-11-20 20:03	< 1 min	0.0852296	0.0852258	0.0000013
MERCURY	2090-09-25 06:11	< 1 min	0.0397857	0.0397697	0.0000053
EARTH	2093-11-20 18:34	1.7	0.0849304	0.0849229	0.0000025
MERCURY	2094-03-23 10:01	< 1 min	0.0366135	0.0365754	0.0000127
EARTH	2097-11-21 01:38	2.6	0.0855086	0.0854982	0.0000035
EARTH	2101-11-22 15:10	3.2	0.0864907	0.0864785	0.0000041
EARTH	2105-11-23 12:28	3.7	0.0879218	0.0879094	0.0000041
EARTH	2109-11-24 14:39	3.9	0.0893924	0.0893809	0.0000038
MERCURY	2110-09-24 16:49	1.9	0.0180244	0.0179315	0.0000309
EARTH	2113-11-25 19:46	3.5	0.0909724	0.0909633	0.0000030
MERCURY	2114-03-22 15:44	1.4	0.0084943	0.0084597	0.0000116
MERCURY	2115-04-20 21:10	1.2	0.0467119	0.0466259	0.0000287
EARTH	2117-11-27 01:02	3.6	0.0920222	0.0920147	0.0000025
EARTH	2121-11-28 13:01	3.5	0.0930828	0.0930772	0.0000019
EARTH	2125-11-30 02:46	3.2	0.0937460	0.0937422	0.0000013

Download as:

Stationary Points

Ecc. an. ast.	Ecc. an. Earth	Distance in au	Classification
144.40625286	302.59322905	0.00049057	MINIMUM
209.78329869	338.21080880	0.08907171	MINIMUM
190.84081971	327.81527922	0.09329776	SADDLE
3.78826706	146.57103417	0.69981232	SADDLE
3.24395755	325.58627071	1.30225196	SADDLE
180.60300284	142.34279418	2.07476989	MAXIMUM

Download:

MOID Plots

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