Asteroids

2026BJ2 help

Last update: 2026-01-22 13:00 UTC

Orbital Properties

Epoch

61000.0

MJD

Orbit type

Apollo

Perihelion (q)

0.867

Aphelion (Q)

4.554

Eccentricity (e)

0.680

Inclination (i)

1.0

deg

Orbit period (P)

1629.6

Earth MOID

0.00034

U parameter

7.3

Next Earth close approach

Date

2040-02-02

Nominal distance (from Earth center)

0.17133

25629946

Maximum Brightness

28.3

mag

Risk

Object is not in risk list

Physical Properties

Absolute Magnitude (H)

29.6

mag

Diameter

3 - 7*

Taxonomic type

Rotation period (T)

Discovery Information

Discovery Date

2026-01-19

Observatory

Catalina Sky 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

2.710148

1-sigma variation

0.001984

Unit

Eccentricity (e)

Value

0.680234

1-sigma variation

0.000244

Unit

Inclination (i)

Value

0.9712

1-sigma variation

0.0003

Unit

Long. of Ascending Node (Ω)

Value

119.3211

1-sigma variation

0.0001

Unit

Arg. of Perihelion (ω)

Value

313.4827

1-sigma variation

0.0003

Unit

Mean Anomaly (M)

Value

353.93728

1-sigma variation

0.00601

Unit

Perihelion distance

Value

0.866614

1-sigma variation

Unit

Aphelion distance

Value

4.553681

1-sigma variation

Unit

Asc. Node-Earth Sep.

Value

0.006629

1-sigma variation

Unit

Desc. Node-Earth Sep.

Value

1.726819

1-sigma variation

Unit

MOID

Value

0.000343

1-sigma variation

Unit

Orbit Period

Value

1629.6259

1-sigma variation

Unit

U parameter

Value

7.3

1-sigma variation

Unit

Covariance Matrix

	a	e	i	Ω	ω	M
a	3.93783E-6	4.83238E-7	5.54362E-7	-1.25301E-7	-1.67096E-7	1.19356E-5
e	4.83238E-7	5.93017E-8	6.80265E-8	-1.53773E-8	-2.06330E-8	1.46471E-6
i	5.54362E-7	6.80265E-8	7.86625E-8	-1.77611E-8	-2.19178E-8	1.68011E-6
Ω	-1.25301E-7	-1.53773E-8	-1.77611E-8	4.14296E-9	5.54686E-9	-3.79829E-7
ω	-1.67096E-7	-2.06330E-8	-2.19178E-8	5.54686E-9	6.93299E-8	-5.13407E-7
M	1.19356E-5	1.46471E-6	1.68011E-6	-3.79829E-7	-5.13407E-7	3.61775E-5

Date of computation: 2026-01-22 13:00 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

29.586

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

3 - 7*

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

0.626312

Unit

Source

[1]

Astrometry Summary

First Observation
Last Observation
Total Optical Observations (Discarded)

Optical

Value

Unit

Source

First Observation

Value

2026-01-19.254517

Unit

Source

[2]

Last Observation

Value

2026-01-21.47641

Unit

Source

[2]

Total Optical Observations (Discarded)

Value

54 (5)

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 100 points and a final date not exceeding 2080/07/22 14:12.

Close Approaches for 2026BJ2 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	1976-12-23 13:14	> 1 mo	0.1234909	0.0073292	0.0499676
EARTH	1985-10-10 06:20	> 1 mo	0.0533670	0.0163424	0.4794550
EARTH	2017-01-23 17:23	> 1 w	0.0416962	0.0002931	0.0715061
EARTH	2026-01-18 16:16	< 1 min	0.0021813	0.0021792	0.0000007
EARTH	2040-02-02 15:31	> 1 d	0.1713256	0.0004778	0.0950203
EARTH	2053-10-24 20:22	> 1 w	0.0624783	0.0176359	0.0910051

Download as:

Stationary Points

Ecc. an. ast.	Ecc. an. Earth	Distance in au	Classification
20.58025624	16.40762741	0.00034267	MINIMUM
338.38788219	285.19537539	0.01681940	MINIMUM
359.32864696	330.52213863	0.11961356	SADDLE
359.38174532	150.65840974	1.88255273	SADDLE
179.88321789	151.34918346	3.53775481	SADDLE
179.89075345	331.35566287	5.53923923	MAXIMUM

Download:

MOID Plots

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