Asteroids

2026RG help

Last update: 2026-09-24 12:45 UTC

Orbital Properties

Epoch

61400.0

MJD

Orbit type

Apollo

Perihelion (q)

0.702

Aphelion (Q)

1.679

Eccentricity (e)

0.410

Inclination (i)

7.1

deg

Orbit period (P)

474.3

Earth MOID

0.00231

U parameter

6.6

Next Earth close approach

Date

2032-03-13

Nominal distance (from Earth center)

0.15828

23677895

Maximum Brightness

26.7

mag

Risk

Object is not in risk list

Physical Properties

Absolute Magnitude (H)

27.6

mag

Diameter

8 - 18*

Taxonomic type

Rotation period (T)

Discovery Information

Discovery Date

2026-09-03

Observatory

ATLAS-MLO, Mauna Loa

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

61400.0000

1-sigma variation

Unit

MJD

Semimajor Axis

Value

1.190312

1-sigma variation

0.000107

Unit

Eccentricity (e)

Value

0.410408

1-sigma variation

0.000094

Unit

Inclination (i)

Value

7.1390

1-sigma variation

0.0019

Unit

Long. of Ascending Node (Ω)

Value

161.5209

1-sigma variation

1.579E-5

Unit

Arg. of Perihelion (ω)

Value

273.4890

1-sigma variation

0.0009

Unit

Mean Anomaly (M)

Value

38.30196

1-sigma variation

0.00117

Unit

Perihelion distance

Value

0.701799

1-sigma variation

Unit

Aphelion distance

Value

1.678825

1-sigma variation

Unit

Asc. Node-Earth Sep.

Value

-0.024939

1-sigma variation

Unit

Desc. Node-Earth Sep.

Value

0.007901

1-sigma variation

Unit

MOID

Value

0.002306

1-sigma variation

Unit

Orbit Period

Value

474.3398

1-sigma variation

Unit

U parameter

Value

6.6

1-sigma variation

Unit

Covariance Matrix

	a	e	i	Ω	ω	M
a	1.13643E-8	1.00284E-8	1.97007E-7	-1.35821E-9	-1.50800E-8	-1.25159E-7
e	1.00284E-8	8.89932E-9	1.76291E-7	-1.26166E-9	-6.72965E-9	-1.10298E-7
i	1.97007E-7	1.76291E-7	3.53704E-6	-2.67143E-8	6.20561E-8	-2.16248E-6
Ω	-1.35821E-9	-1.26166E-9	-2.67143E-8	2.49196E-10	-6.56318E-9	1.47733E-8
ω	-1.50800E-8	-6.72965E-9	6.20561E-8	-6.56318E-9	8.90888E-7	1.85791E-7
M	-1.25159E-7	-1.10298E-7	-2.16248E-6	1.47733E-8	1.85791E-7	1.37888E-6

Date of computation: 2026-09-24 12:45 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

27.605

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

8 - 18*

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

0.548464

Unit

Source

[1]

Astrometry Summary

First Observation
Last Observation
Total Optical Observations (Discarded)

Optical

Value

Unit

Source

First Observation

Value

2026-09-03.418636

Unit

Source

[2]

Last Observation

Value

2026-09-04.91736

Unit

Source

[2]

Total Optical Observations (Discarded)

Value

49 (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

Filters

Initial Date: *

Final Date: *

Normalised Only accepted

Max residual (arcsec):

* - these fields are required

Plot

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 2026RG 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	1958-09-03 04:54	> 1 mo	0.0336043	0.0002898	1.3371469
EARTH	1967-08-28 05:51	> 1 mo	0.1584891	0.0015788	0.6794993
EARTH	1996-03-11 12:57	> 1 w	0.0868369	0.0120026	0.3063615
EARTH	2005-03-07 04:26	1031.6	0.0112257	0.0112126	0.0001320
EARTH	2008-09-18 21:14	> 1 d	0.1647608	0.1340001	0.0102593
EARTH	2014-03-04 07:18	921.6	0.0539891	0.0254822	0.0098041
EARTH	2017-09-10 16:25	742.7	0.0915252	0.0689947	0.0075102
EARTH	2023-02-23 13:21	589.8	0.1472286	0.1369273	0.0034364
EARTH	2026-09-05 10:43	< 1 min	0.0033955	0.0033930	0.0000009
EARTH	2032-03-13 15:20	269.5	0.1582770	0.1458940	0.0041284
EARTH	2039-09-02 17:33	740.1	0.0541137	0.0241400	0.0099992
EARTH	2045-03-10 05:34	468.1	0.0812381	0.0635835	0.0058935
EARTH	2052-08-28 16:28	125.8	0.1427300	0.1376681	0.0016873
EARTH	2058-03-06 12:11	582.0	0.0099547	0.0086701	0.0037355
EARTH	2065-08-31 22:48	> 1 d	0.0903252	0.0034633	0.0987334
EARTH	2071-03-13 13:50	> 1 d	0.1316298	0.0105394	0.1386175
EARTH	2078-09-07 16:19	> 1 w	0.0285398	0.0038900	0.1662940
EARTH	2101-03-09 10:33	> 1 mo	0.0437688	0.0094565	0.9086253
EARTH	2108-09-12 12:08	> 1 d	0.0884546	0.0286263	0.0304168
EARTH	2118-03-04 17:34	> 1 mo	0.0424538	0.0097239	1.1785702
EARTH	2125-09-06 18:20	> 1 mo	0.0076351	0.0051652	0.6266194

Download as:

Stationary Points

Ecc. an. ast.	Ecc. an. Earth	Distance in au	Classification
291.95714720	240.35963494	0.00230559	MINIMUM
65.68796777	61.13622617	0.00763260	MINIMUM
358.39154212	330.21408862	0.30171852	SADDLE
179.27340083	151.34413698	0.68519708	SADDLE
358.52485633	150.43525226	1.71159154	SADDLE
179.47132966	331.48150274	2.65918640	MAXIMUM

Download:

MOID Plots

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