Asteroids

2023WG1 help

Last update: 2023-12-08 16:01 UTC

Orbital Properties

Epoch

60200.0

MJD

Orbit type

Aten

Perihelion (q)

0.695

Aphelion (Q)

1.155

Eccentricity (e)

0.249

Inclination (i)

5.4

deg

Orbit period (P)

324.9

Earth MOID

0.00806

U parameter

5.9

Next Earth close approach

Date

2025-03-09

Nominal distance (from Earth center)

0.0979

14646025

Maximum Brightness

25.3

mag

Risk

Object is not in risk list

Object is in priority list

Physical Properties

Absolute Magnitude (H)

26.7

mag

Diameter

17*

Taxonomic type

Rotation period (T)

Discovery Information

Discovery Date

2023-11-18

Observatory

Pan-STARRS 2, Haleakala

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

60200.0000

1-sigma variation

Unit

MJD

Semimajor Axis

Value

0.925006

1-sigma variation

0.000020

Unit

Eccentricity (e)

Value

0.248557

1-sigma variation

0.000273

Unit

Inclination (i)

Value

5.3756

1-sigma variation

0.0062

Unit

Long. of Ascending Node (Ω)

Value

222.4605

1-sigma variation

0.0027

Unit

Arg. of Perihelion (ω)

Value

65.3735

1-sigma variation

0.0027

Unit

Mean Anomaly (M)

Value

28.99512

1-sigma variation

0.03183

Unit

Perihelion distance

Value

0.695089

1-sigma variation

Unit

Aphelion distance

Value

1.154923

1-sigma variation

Unit

Asc. Node-Earth Sep.

Value

-0.222811

1-sigma variation

Unit

Desc. Node-Earth Sep.

Value

-0.023813

1-sigma variation

Unit

MOID

Value

0.008062

1-sigma variation

Unit

Orbit Period

Value

324.9491

1-sigma variation

Unit

U parameter

Value

5.9

1-sigma variation

Unit

Covariance Matrix

	a	e	i	Ω	ω	M
a	4.08119E-10	-4.87449E-9	-1.05607E-7	-1.01579E-8	5.49827E-8	5.37649E-7
e	-4.87449E-9	7.45748E-8	1.67668E-6	4.58355E-7	-6.77319E-7	-8.65338E-6
i	-1.05607E-7	1.67668E-6	3.78824E-5	1.12173E-5	-1.47737E-5	-1.95811E-4
Ω	-1.01579E-8	4.58355E-7	1.12173E-5	7.35211E-6	-1.89502E-6	-5.94401E-5
ω	5.49827E-8	-6.77319E-7	-1.47737E-5	-1.89502E-6	7.50569E-6	7.52839E-5
M	5.37649E-7	-8.65338E-6	-1.95811E-4	-5.94401E-5	7.52839E-5	1.01288E-3

Date of computation: 2023-12-05 14:00 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

26.66

Unit

mag

Source

[1]

Slope Parameter (G)

Value

0.15**

Unit

mag

Source

[1]

Albedo
Diameter

Size and albedo

Value

Unit

Source

Albedo

Value

Unit

Source

[-]

Diameter

Value

17*

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 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

Unit

Source

[1]

Normalized RMS of residuals

Value

0.631683

Unit

Source

[1]

Astrometry Summary

First Observation
Last Observation
Total Optical Observations (Discarded)

Optical

Value

Unit

Source

First Observation

Value

2023-11-18.438983

Unit

Source

[2]

Last Observation

Value

2023-11-22.33442

Unit

Source

[2]

Total Optical Observations (Discarded)

Value

17 (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 2023WG1 from 1950 to 2123

Body	Date in UTC	Time uncert. in min	Nominal distance in au	Min. possibile distance in au	Distance uncert. in au
VENUS	1951-07-01 13:21	> 1 d	0.0282116	0.0151154	0.0289121
EARTH	1952-01-19 03:50	> 1 w	0.1894108	0.1811266	0.0029488
EARTH	1958-11-13 06:20	667.2	0.1545226	0.1032158	0.0171087
EARTH	1960-03-08 08:13	> 1 d	0.1216632	0.0942256	0.0099613
EARTH	1966-11-09 19:02	54.6	0.0140865	0.0079893	0.0023000
EARTH	1968-03-11 18:51	101.4	0.0754221	0.0749404	0.0002886
EARTH	1974-11-11 00:22	39.3	0.0780522	0.0727834	0.0017569
EARTH	1976-03-13 04:46	26.5	0.0959382	0.0935032	0.0008312
EARTH	1982-11-14 13:37	188.7	0.1916324	0.1768256	0.0049359
EARTH	1984-02-10 19:49	> 1 d	0.1693058	0.1643339	0.0016650
EARTH	1984-04-11 16:18	> 1 d	0.1892070	0.1802689	0.0030236
EARTH	1992-01-17 14:29	> 1 d	0.1941753	0.1938858	0.0000965
EARTH	1999-12-22 00:04	823.6	0.1816130	0.1794432	0.0007236
EARTH	2007-11-20 06:50	428.9	0.1109667	0.1084405	0.0008422
EARTH	2009-03-07 20:06	135.9	0.1527642	0.1462025	0.0022042
EARTH	2015-11-11 06:42	113.1	0.0505150	0.0462408	0.0014262
EARTH	2017-03-09 08:32	107.2	0.1135871	0.1087917	0.0016286
VENUS	2017-05-02 22:10	337.5	0.0283252	0.0238507	0.0016408
EARTH	2023-11-10 03:21	1.1	0.0193369	0.0192749	0.0000207
EARTH	2025-03-09 11:03	37.8	0.0979026	0.0966070	0.0004382
EARTH	2031-11-15 17:59	334.5	0.0907847	0.0865671	0.0014059
EARTH	2033-03-06 11:02	50.0	0.1594681	0.1568002	0.0008909
VENUS	2033-04-27 00:24	204.9	0.0220342	0.0198372	0.0008111
EARTH	2039-12-29 11:43	1368.8	0.1859832	0.1839791	0.0006693
EARTH	2048-02-14 10:58	> 1 d	0.1601781	0.1565578	0.0012117
EARTH	2054-11-10 14:31	97.4	0.0469060	0.0371640	0.0032628
EARTH	2056-03-11 05:15	18.4	0.0737134	0.0732223	0.0002082
EARTH	2062-11-15 15:41	519.7	0.0899430	0.0843137	0.0018765
EARTH	2064-03-05 22:23	205.8	0.1698136	0.1597901	0.0033685
EARTH	2070-12-24 17:50	> 1 d	0.1820943	0.1782081	0.0013031
EARTH	2079-01-29 11:59	> 1 d	0.1812681	0.1747093	0.0022013
EARTH	2085-11-11 16:27	140.1	0.0912710	0.0846628	0.0022033
EARTH	2087-03-12 21:18	37.4	0.0794212	0.0774793	0.0006832
EARTH	2093-11-11 09:38	513.6	0.0571889	0.0423902	0.0049505
EARTH	2095-03-07 22:31	215.9	0.1410438	0.1278268	0.0044866
EARTH	2101-12-23 22:32	> 1 d	0.1793950	0.1733440	0.0020259
EARTH	2110-02-09 22:19	> 1 d	0.1681093	0.1629539	0.0017272
EARTH	2110-04-11 17:31	> 1 d	0.1908211	0.1809454	0.0033384
VENUS	2113-12-01 13:28	562.6	0.0194942	0.0173016	0.0016409
EARTH	2116-11-11 12:16	151.6	0.0578780	0.0306459	0.0092476
EARTH	2118-03-13 06:58	217.9	0.0722780	0.0719700	0.0008933

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