Asteroids

2023VR4 help

Last update: 2023-12-08 19:34 UTC

Orbital Properties

Epoch

60200.0

MJD

Orbit type

Aten

Perihelion (q)

0.683

Aphelion (Q)

1.051

Eccentricity (e)

0.212

Inclination (i)

18.9

deg

Orbit period (P)

295.1

Earth MOID

0.04445

U parameter

5.6

Next Earth close approach

Date

2040-11-22

Nominal distance (from Earth center)

0.12539

18757471

Maximum Brightness

20.6

mag

Risk

Object is not in risk list

Object is in priority list

Physical Properties

Absolute Magnitude (H)

mag

Diameter

90*

Taxonomic type

Rotation period (T)

Discovery Information

Discovery Date

2023-11-08

Observatory

ATLAS Chile, Rio Hurtado

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

0.867424

1-sigma variation

0.000011

Unit

Eccentricity (e)

Value

0.212140

1-sigma variation

0.000059

Unit

Inclination (i)

Value

18.9475

1-sigma variation

0.0102

Unit

Long. of Ascending Node (Ω)

Value

54.2866

1-sigma variation

0.0006

Unit

Arg. of Perihelion (ω)

Value

199.0619

1-sigma variation

0.0057

Unit

Mean Anomaly (M)

Value

70.42669

1-sigma variation

0.01287

Unit

Perihelion distance

Value

0.683409

1-sigma variation

Unit

Aphelion distance

Value

1.051439

1-sigma variation

Unit

Asc. Node-Earth Sep.

Value

0.046721

1-sigma variation

Unit

Desc. Node-Earth Sep.

Value

-0.321848

1-sigma variation

Unit

MOID

Value

0.044449

1-sigma variation

Unit

Orbit Period

Value

295.0839

1-sigma variation

Unit

U parameter

Value

5.6

1-sigma variation

Unit

Covariance Matrix

	a	e	i	Ω	ω	M
a	1.24006E-10	-6.55296E-10	-1.13863E-7	6.88552E-9	-6.32879E-8	1.43253E-7
e	-6.55296E-10	3.46433E-9	6.02053E-7	-3.64066E-8	3.34668E-7	-7.57416E-7
i	-1.13863E-7	6.02053E-7	1.04639E-4	-6.32751E-6	5.81625E-5	-1.31629E-4
Ω	6.88552E-9	-3.64066E-8	-6.32751E-6	3.82631E-7	-3.51719E-6	7.95977E-6
ω	-6.32879E-8	3.34668E-7	5.81625E-5	-3.51719E-6	3.23391E-5	-7.31799E-5
M	1.43253E-7	-7.57416E-7	-1.31629E-4	7.95977E-6	-7.31799E-5	1.65609E-4

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

22.956

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

90*

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

0.428614

Unit

Source

[1]

Astrometry Summary

First Observation
Last Observation
Total Optical Observations (Discarded)

Optical

Value

Unit

Source

First Observation

Value

2023-11-08.197763

Unit

Source

[2]

Last Observation

Value

2023-11-25.788904

Unit

Source

[2]

Total Optical Observations (Discarded)

Value

219 (3)

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 2023VR4 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	1950-11-11 16:58	1157.1	0.0295847	0.0295293	0.0004590
EARTH	1952-11-23 14:14	406.6	0.1324723	0.1236259	0.0029824
EARTH	1956-11-12 09:19	42.5	0.0565620	0.0553158	0.0004169
EARTH	1977-11-19 17:50	> 1 d	0.0908030	0.0608275	0.0119856
EARTH	1981-11-11 02:00	545.8	0.0949557	0.0594449	0.0137201
EARTH	1998-11-29 03:43	585.4	0.1789723	0.1673144	0.0039398
VENUS	2000-01-31 00:48	767.1	0.0328086	0.0293588	0.0021851
EARTH	2002-11-14 07:56	192.2	0.0445213	0.0442995	0.0002636
VENUS	2013-01-01 10:14	254.3	0.0357265	0.0331465	0.0009366
EARTH	2019-11-30 02:06	67.5	0.1840756	0.1830923	0.0003284
EARTH	2023-11-14 07:02	< 1 min	0.0459524	0.0458866	0.0000219
EARTH	2040-11-22 20:54	176.5	0.1253859	0.1213821	0.0013430
EARTH	2044-11-10 18:08	65.8	0.0942568	0.0898526	0.0014850
VENUS	2054-03-20 04:54	266.0	0.0285336	0.0284692	0.0001173
EARTH	2061-11-18 06:15	414.1	0.0751740	0.0666648	0.0030067
EARTH	2065-11-09 19:54	90.0	0.1525574	0.1372044	0.0051718
EARTH	2078-12-01 10:44	648.7	0.1975643	0.1831519	0.0048876
EARTH	2082-11-14 05:44	413.2	0.0451527	0.0447802	0.0007384
VENUS	2095-06-08 05:47	> 1 d	0.0287252	0.0283909	0.0016033
EARTH	2099-11-24 13:16	> 1 d	0.1347666	0.0947361	0.0149339
EARTH	2103-11-12 17:48	1140.7	0.0875156	0.0495494	0.0230159
EARTH	2120-11-17 03:16	> 1 d	0.0560104	0.0464740	0.0213077
VENUS	2123-09-23 02:41	> 1 d	0.0391182	0.0296072	0.0346567

Download as: