Asteroids

2025RG help

Last update: 2025-09-02 15:30 UTC

Orbital Properties

Epoch

61000.0

MJD

Orbit type

Apollo

Perihelion (q)

0.766

Aphelion (Q)

2.095

Eccentricity (e)

0.465

Inclination (i)

9.5

deg

Orbit period (P)

624.8

Earth MOID

0.00574

U parameter

7.8

Next Earth close approach

Date

2032-03-21

Nominal distance (from Earth center)

0.08553

12794373

Maximum Brightness

25.5

mag

Risk

Object is not in risk list

Physical Properties

Absolute Magnitude (H)

28.3

mag

Diameter

6 - 13*

Taxonomic type

Rotation period (T)

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

1.430312

1-sigma variation

0.001017

Unit

Eccentricity (e)

Value

0.464528

1-sigma variation

0.000489

Unit

Inclination (i)

Value

9.5053

1-sigma variation

0.0084

Unit

Long. of Ascending Node (Ω)

Value

159.4472

1-sigma variation

0.0002

Unit

Arg. of Perihelion (ω)

Value

101.6054

1-sigma variation

0.0040

Unit

Mean Anomaly (M)

Value

77.37692

1-sigma variation

0.09373

Unit

Perihelion distance

Value

0.765893

1-sigma variation

Unit

Aphelion distance

Value

2.094732

1-sigma variation

Unit

Asc. Node-Earth Sep.

Value

0.245839

1-sigma variation

Unit

Desc. Node-Earth Sep.

Value

0.016005

1-sigma variation

Unit

MOID

Value

0.005740

1-sigma variation

Unit

Orbit Period

Value

624.8054

1-sigma variation

Unit

U parameter

Value

7.8

1-sigma variation

Unit

Covariance Matrix

	a	e	i	Ω	ω	M
a	1.03427E-6	4.97673E-7	8.56520E-6	-1.60158E-7	3.66056E-6	-9.53191E-5
e	4.97673E-7	2.39567E-7	4.11965E-6	-7.70566E-8	1.74347E-6	-4.58639E-5
i	8.56520E-6	4.11965E-6	7.09767E-5	-1.32672E-6	3.06478E-5	-7.89415E-4
Ω	-1.60158E-7	-7.70566E-8	-1.32672E-6	2.48147E-8	-5.68459E-7	1.47605E-5
ω	3.66056E-6	1.74347E-6	3.06478E-5	-5.68459E-7	1.63173E-5	-3.37752E-4
M	-9.53191E-5	-4.58639E-5	-7.89415E-4	1.47605E-5	-3.37752E-4	8.78475E-3

Date of computation: 2025-09-02 15:30 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

28.277

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

6 - 13*

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

Unit

Source

[1]

Normalized RMS of residuals

Value

0.817722

Unit

Source

[1]

Astrometry Summary

First Observation
Last Observation
Total Optical Observations (Discarded)

Optical

Value

Unit

Source

First Observation

Value

2025-09-01.311043

Unit

Source

[2]

Last Observation

Value

2025-09-02.42649

Unit

Source

[2]

Total Optical Observations (Discarded)

Value

16 (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 2025RG 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	1952-03-15 19:40	> 1 mo	0.1438990	0.0640364	3.9937224
EARTH	1962-09-06 18:14	> 1 mo	0.1188207	0.0065041	3.4287832
EARTH	1979-08-31 22:58	> 1 w	0.0144354	0.0078156	0.2747293
EARTH	2003-03-24 14:06	> 1 w	0.0697935	0.0690433	0.0184979
EARTH	2025-08-31 06:55	< 1 min	0.0070649	0.0070453	0.0000065
EARTH	2032-03-21 09:40	> 1 d	0.0855251	0.0716196	0.0251311
EARTH	2037-08-16 19:33	> 1 w	0.1437811	0.0075187	0.0727968
EARTH	2073-04-02 12:50	> 1 w	0.1444307	0.0685317	0.1201143
EARTH	2078-08-31 20:48	> 1 w	0.0052000	0.0041950	0.0696201
EARTH	2109-08-25 08:12	> 1 mo	0.0883144	0.0003696	20.5415802
EARTH	2116-03-30 22:50	> 1 mo	0.1067725	0.0764521	17.1784242
EARTH	2121-09-10 18:25	> 1 mo	0.1545496	0.0009667	26.8444675

Download as:

Stationary Points

Ecc. an. ast.	Ecc. an. Earth	Distance in au	Classification
51.01586391	237.15337645	0.00573965	MINIMUM
308.17142438	80.92562530	0.07123473	MINIMUM
358.90060331	157.55668432	0.28927150	SADDLE
179.78177212	339.93542719	1.13435177	SADDLE
0.47370605	340.26445096	1.74479218	SADDLE
180.51061032	160.38346655	3.10283942	MAXIMUM

Download:

MOID Plots

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