Asteroids

2026BG help

Last update: 2026-01-29 13:01 UTC

Orbital Properties

Epoch

61000.0

MJD

Orbit type

Apollo

Perihelion (q)

0.996

Aphelion (Q)

2.351

Eccentricity (e)

0.405

Inclination (i)

2.3

deg

Orbit period (P)

790.8

Earth MOID

0.01081

U parameter

7.1

Next Earth close approach

Date

2054-03-11

Nominal distance (from Earth center)

0.16045

24002387

Maximum Brightness

25.6

mag

Risk

Object is not in risk list

Physical Properties

Absolute Magnitude (H)

27.1

mag

Diameter

10 - 22*

Taxonomic type

Rotation period (T)

Discovery Information

Discovery Date

2026-01-16

Observatory

Mt. Lemmon Survey

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

1.673612

1-sigma variation

0.000469

Unit

Eccentricity (e)

Value

0.404804

1-sigma variation

0.000164

Unit

Inclination (i)

Value

2.3334

1-sigma variation

0.0008

Unit

Long. of Ascending Node (Ω)

Value

134.9927

1-sigma variation

0.0003

Unit

Arg. of Perihelion (ω)

Value

354.0824

1-sigma variation

0.0005

Unit

Mean Anomaly (M)

Value

328.76852

1-sigma variation

0.01294

Unit

Perihelion distance

Value

0.996128

1-sigma variation

Unit

Aphelion distance

Value

2.351097

1-sigma variation

Unit

Asc. Node-Earth Sep.

Value

0.011285

1-sigma variation

Unit

Desc. Node-Earth Sep.

Value

1.327568

1-sigma variation

Unit

MOID

Value

0.010805

1-sigma variation

Unit

Orbit Period

Value

790.8257

1-sigma variation

Unit

U parameter

Value

7.1

1-sigma variation

Unit

Covariance Matrix

	a	e	i	Ω	ω	M
a	2.19575E-7	7.69383E-8	3.70696E-7	1.37209E-7	2.10380E-7	6.06576E-6
e	7.69383E-8	2.69589E-8	1.29891E-7	4.80774E-8	7.37171E-8	2.12542E-6
i	3.70696E-7	1.29891E-7	6.25870E-7	2.31445E-7	3.55538E-7	1.02404E-5
Ω	1.37209E-7	4.80774E-8	2.31445E-7	8.67434E-8	1.29724E-7	3.79070E-6
ω	2.10380E-7	7.37171E-8	3.55538E-7	1.29724E-7	2.05333E-7	5.81095E-6
M	6.06576E-6	2.12542E-6	1.02404E-5	3.79070E-6	5.81095E-6	1.67567E-4

Date of computation: 2026-01-29 13:01 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

27.141

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

10 - 22*

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

0.71745

Unit

Source

[1]

Astrometry Summary

First Observation
Last Observation
Total Optical Observations (Discarded)

Optical

Value

Unit

Source

First Observation

Value

2026-01-16.212166

Unit

Source

[2]

Last Observation

Value

2026-01-28.582895

Unit

Source

[2]

Total Optical Observations (Discarded)

Value

43 (1)

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 2026BG 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	1972-03-02 05:43	> 1 w	0.0957114	0.0078676	0.0741330
EARTH	1985-01-03 05:47	> 1 w	0.0653855	0.0123560	0.0689162
EARTH	2013-02-10 07:28	> 1 w	0.0184442	0.0056647	0.0150956
EARTH	2026-01-25 07:33	< 1 min	0.0145555	0.0145389	0.0000055
EARTH	2054-03-11 09:34	> 1 d	0.1604460	0.0142621	0.0666196
EARTH	2067-01-04 10:44	> 1 w	0.0714695	0.0116541	0.0534143
EARTH	2095-01-18 00:18	> 1 mo	0.0264992	0.0017059	0.1089634
EARTH	2110-02-28 15:29	> 1 mo	0.0625679	0.0075445	0.3232475

Download as:

Stationary Points

Ecc. an. ast.	Ecc. an. Earth	Distance in au	Classification
2.05810604	30.43304616	0.01080528	MINIMUM
180.44201165	208.26138598	1.33500573	SADDLE
1.09708657	208.96551769	2.01218037	SADDLE
180.45016360	28.26059547	3.33663144	MAXIMUM

Download:

MOID Plots

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