Asteroids

2023RN2 help

Last update: 2025-09-10 00:30 UTC

Orbital Properties

Epoch

61000.0

MJD

Orbit type

Apollo

Perihelion (q)

0.601

Aphelion (Q)

2.874

Eccentricity (e)

0.654

Inclination (i)

36.8

deg

Orbit period (P)

836.5

Earth MOID

0.02715

U parameter

9.0

Next Earth close approach

Date

2049-03-06

Nominal distance (from Earth center)

0.08121

12148666

Maximum Brightness

20.2

mag

Risk

Object is not in risk list

Physical Properties

Absolute Magnitude (H)

22.1

mag

Diameter

100 - 230*

Taxonomic type

Rotation period (T)

Discovery Information

Discovery Date

2023-09-07

Observatory

MARGO, Nauchnyi

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

1.737381

1-sigma variation

0.010492

Unit

Eccentricity (e)

Value

0.654273

1-sigma variation

0.002219

Unit

Inclination (i)

Value

36.7736

1-sigma variation

0.1271

Unit

Long. of Ascending Node (Ω)

Value

167.1735

1-sigma variation

0.0248

Unit

Arg. of Perihelion (ω)

Value

274.6138

1-sigma variation

0.0810

Unit

Mean Anomaly (M)

Value

319.06306

1-sigma variation

2.84954

Unit

Perihelion distance

Value

0.600660

1-sigma variation

Unit

Aphelion distance

Value

2.874103

1-sigma variation

Unit

Asc. Node-Earth Sep.

Value

-0.049556

1-sigma variation

Unit

Desc. Node-Earth Sep.

Value

0.041181

1-sigma variation

Unit

MOID

Value

0.027147

1-sigma variation

Unit

Orbit Period

Value

836.4523

1-sigma variation

Unit

U parameter

Value

9.0

1-sigma variation

Unit

Covariance Matrix

	a	e	i	Ω	ω	M
a	1.10072E-4	2.32792E-5	1.33295E-3	-2.60008E-4	-8.49436E-4	-2.98960E-2
e	2.32792E-5	4.92336E-6	2.81913E-4	-5.49904E-5	-1.79641E-4	-6.32272E-3
i	1.33295E-3	2.81913E-4	1.61431E-2	-3.14890E-3	-1.02852E-2	-3.62035E-1
Ω	-2.60008E-4	-5.49904E-5	-3.14890E-3	6.14231E-4	2.00624E-3	7.06191E-2
ω	-8.49436E-4	-1.79641E-4	-1.02852E-2	2.00624E-3	6.55657E-3	2.30710E-1
M	-2.98960E-2	-6.32272E-3	-3.62035E-1	7.06191E-2	2.30710E-1	8.11986E0

Date of computation: 2025-09-10 00:30 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

22.09

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

100 - 230*

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

Unit

Source

[1]

Unobserved

Value

739

Unit

Source

[1]

Normalized RMS of residuals

Value

0.524798

Unit

Source

[1]

Astrometry Summary

First Observation
Last Observation
Total Optical Observations (Discarded)

Optical

Value

Unit

Source

First Observation

Value

2023-09-07.76119

Unit

Source

[2]

Last Observation

Value

2023-09-15.347389

Unit

Source

[2]

Total Optical Observations (Discarded)

Value

65 (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 2023RN2 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
EARTH	1952-09-12 19:42	> 1 mo	0.0360618	0.0223690	2.4137742
EARTH	1978-03-06 22:11	> 1 mo	0.0741517	0.0323297	3.1791900
EARTH	1994-03-17 12:47	> 1 mo	0.1577559	0.0364740	2.1319725
EARTH	2007-09-11 06:51	> 1 mo	0.0320583	0.0258958	0.5076321
EARTH	2023-09-18 01:23	< 1 min	0.1440020	0.1425741	0.0004760
EARTH	2049-03-06 02:06	> 1 mo	0.0812088	0.0368541	1.2395516
EARTH	2065-03-13 04:22	> 1 mo	0.0823819	0.0370578	1.5066946
EARTH	2078-09-05 06:46	> 1 mo	0.1471579	0.0269837	1.4282765
EARTH	2094-09-12 10:48	> 1 mo	0.0382950	0.0320162	0.5203271
EARTH	2120-03-03 00:55	> 1 mo	0.1473046	0.0438511	1.4269916

Download as:

Stationary Points

Ecc. an. ast.	Ecc. an. Earth	Distance in au	Classification
308.83266876	247.36009155	0.02777933	MINIMUM
47.48333829	65.98228684	0.03438213	MINIMUM
357.84339277	335.60087852	0.61878969	SADDLE
358.54649404	157.48359073	1.53920314	SADDLE
178.86117680	159.89984513	2.14691212	SADDLE
180.53345192	340.86155357	3.71123530	MAXIMUM

Download:

MOID Plots

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