Asteroids

2023VG5 help

Last update: 2026-03-17 23:26 UTC

Orbital Properties

Epoch

61200.0

MJD

Orbit type

Apollo

Perihelion (q)

0.501

Aphelion (Q)

3.655

Eccentricity (e)

0.759

Inclination (i)

4.0

deg

Orbit period (P)

1094.1

Earth MOID

0.01046

U parameter

8.5

Next Earth close approach

Date

2026-11-15

Nominal distance (from Earth center)

0.0157

2348091

Maximum Brightness

19.3

mag

Risk

Object is in risk list

Physical Properties

Absolute Magnitude (H)

25.7

mag

Diameter

20 - 40*

Taxonomic type

Rotation period (T)

Discovery Information

Discovery Date

2023-11-08

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

61200.0000

1-sigma variation

Unit

MJD

Semimajor Axis

Value

2.077928

1-sigma variation

0.007824

Unit

Eccentricity (e)

Value

0.759033

1-sigma variation

0.001117

Unit

Inclination (i)

Value

4.0072

1-sigma variation

0.0058

Unit

Long. of Ascending Node (Ω)

Value

62.3278

1-sigma variation

0.0003

Unit

Arg. of Perihelion (ω)

Value

89.5378

1-sigma variation

0.0033

Unit

Mean Anomaly (M)

Value

292.59192

1-sigma variation

1.64041

Unit

Perihelion distance

Value

0.500713

1-sigma variation

Unit

Aphelion distance

Value

3.655142

1-sigma variation

Unit

Asc. Node-Earth Sep.

Value

-0.111672

1-sigma variation

Unit

Desc. Node-Earth Sep.

Value

-0.126835

1-sigma variation

Unit

MOID

Value

0.010456

1-sigma variation

Unit

Orbit Period

Value

1094.0673

1-sigma variation

Unit

U parameter

Value

8.5

1-sigma variation

Unit

Covariance Matrix

	a	e	i	Ω	ω	M
a	6.12193E-5	8.73646E-6	4.57259E-5	-1.02777E-6	2.59549E-5	-1.28350E-2
e	8.73646E-6	1.24676E-6	6.52541E-6	-1.46588E-7	3.70395E-6	-1.83165E-3
i	4.57259E-5	6.52541E-6	3.41560E-5	-7.78590E-7	1.93928E-5	-9.58669E-3
Ω	-1.02777E-6	-1.46588E-7	-7.78590E-7	6.57075E-8	-4.62621E-7	2.15478E-4
ω	2.59549E-5	3.70395E-6	1.93928E-5	-4.62621E-7	1.10258E-5	-5.44160E-3
M	-1.28350E-2	-1.83165E-3	-9.58669E-3	2.15478E-4	-5.44160E-3	2.69093E0

Date of computation: 2026-03-17 23:26 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

25.668

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

20 - 40*

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 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

Unit

Source

[1]

Unobserved

Value

855

Unit

Source

[1]

Normalized RMS of residuals

Value

0.516834

Unit

Source

[1]

Astrometry Summary

First Observation
Last Observation
Total Optical Observations (Discarded)

Optical

Value

Unit

Source

First Observation

Value

2023-11-08.424984

Unit

Source

[2]

Last Observation

Value

2023-11-15.848279

Unit

Source

[2]

Total Optical Observations (Discarded)

Value

34 (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

Note: Ephemerides requests are limited to a maximum of 1000 points and a final date not exceeding 2040/12/31 00:00.

Close Approaches for 2023VG5 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	1952-11-18 15:41	> 1 mo	0.1375577	0.0208235	0.8785290
EARTH	1991-06-09 16:54	> 1 d	0.0949125	0.0120770	0.1409246
EARTH	1994-05-27 22:29	> 1 w	0.1346583	0.0126313	0.2213345
EARTH	2020-11-21 16:40	> 1 d	0.1179896	0.0127643	0.1052030
EARTH	2023-11-17 06:09	< 1 min	0.0146988	0.0146282	0.0000235
VENUS	2024-01-27 18:11	81.9	0.0436533	0.0389904	0.0015568
EARTH	2026-11-15 18:31	> 1 d	0.0156960	0.0104274	0.0801182
EARTH	2029-11-12 05:08	> 1 w	0.0792233	0.0104510	0.1497166
EARTH	2032-11-07 13:50	> 1 w	0.1664356	0.0110858	0.1687691
MARS	2054-03-01 13:13	> 1 d	0.0338633	0.0198508	0.0977942
EARTH	2080-11-08 03:33	> 1 d	0.1926391	0.0078584	0.0854557
EARTH	2083-11-10 18:33	> 1 d	0.1605579	0.0070788	0.0904728
EARTH	2086-11-13 02:31	> 1 d	0.1075359	0.0065904	0.0918859
EARTH	2089-11-14 23:44	> 1 d	0.0681063	0.0061605	0.0847427
EARTH	2092-11-15 11:15	> 1 d	0.0489478	0.0063055	0.0595698
EARTH	2095-11-15 19:20	846.1	0.0609959	0.0313764	0.0099283
EARTH	2098-11-15 12:07	> 1 d	0.0609870	0.0058974	0.0432206
EARTH	2101-11-15 06:32	> 1 d	0.0828395	0.0058522	0.0841684
EARTH	2104-11-12 17:19	> 1 d	0.1225977	0.0063184	0.1101267
EARTH	2107-11-10 10:47	> 1 d	0.1866569	0.0065354	0.1267085

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Stationary Points

Ecc. an. ast.	Ecc. an. Earth	Distance in au	Classification
313.71914193	313.10036144	0.01042203	MINIMUM
47.60948340	150.03371838	0.01182721	MINIMUM
1.32084579	52.56404661	0.49153315	SADDLE
1.35922565	232.63339082	1.51164212	SADDLE
180.18272512	230.82772570	2.64706076	SADDLE
180.17836047	50.82147863	4.64326879	MAXIMUM

Download:

MOID Plots

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

Level lines of the squared distance function

2023VG5

Date in UTC	MJD	σ	σ_imp	Distance ± Width in RE	Stretching in RE	IP	Impact energy	PS	TS
2091-11-21.415	85106.415	-3.701	0.000	1.05 ± 0.005	8.87E4	3.72E-9	1.77E0	-8.54	0


Based on 34 optical observations (of which 0 are rejected as outliers) from 2023/11/08.425 to 2023/11/15.848.
Coordinates are given on the Target Plane.
Unit is one Earth radius, but impact cross section has radius between 1.12 and 1.12 Earth radii.
Coordinates for LOV = EQU scaled= 1 second= F.
Aegis software version= 4.0, Date of computation=20250805 130500.123 UTC.

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Download Impactor Table as: