Asteroids

2026BO2 help

Last update: 2026-01-20 08:30 UTC

Orbital Properties

Epoch

61000.0

MJD

Orbit type

Apollo

Perihelion (q)

1.007

Aphelion (Q)

2.391

Eccentricity (e)

0.407

Inclination (i)

2.4

deg

Orbit period (P)

809.0

Earth MOID

0.02349

U parameter

8.0

Next Earth close approach

Date

2056-12-25

Nominal distance (from Earth center)

0.09593

14351597

Maximum Brightness

25.8

mag

Risk

Object is not in risk list

Physical Properties

Absolute Magnitude (H)

28.7

mag

Diameter

5 - 11*

Taxonomic type

Rotation period (T)

Discovery Information

Discovery Date

2026-01-18

Observatory

Kitt Peak-Bok

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

1.699114

1-sigma variation

0.002015

Unit

Eccentricity (e)

Value

0.407053

1-sigma variation

0.000682

Unit

Inclination (i)

Value

2.3751

1-sigma variation

0.0032

Unit

Long. of Ascending Node (Ω)

Value

113.9216

1-sigma variation

0.0009

Unit

Arg. of Perihelion (ω)

Value

6.6294

1-sigma variation

0.0042

Unit

Mean Anomaly (M)

Value

333.04744

1-sigma variation

0.04694

Unit

Perihelion distance

Value

1.007486

1-sigma variation

Unit

Aphelion distance

Value

2.390743

1-sigma variation

Unit

Asc. Node-Earth Sep.

Value

0.025533

1-sigma variation

Unit

Desc. Node-Earth Sep.

Value

1.361872

1-sigma variation

Unit

MOID

Value

0.023490

1-sigma variation

Unit

Orbit Period

Value

808.9699

1-sigma variation

Unit

U parameter

Value

8.0

1-sigma variation

Unit

Covariance Matrix

	a	e	i	Ω	ω	M
a	4.05914E-6	1.37377E-6	6.46094E-6	-1.71228E-6	8.33673E-6	9.45625E-5
e	1.37377E-6	4.64940E-7	2.18664E-6	-5.79508E-7	2.82154E-6	3.20037E-5
i	6.46094E-6	2.18664E-6	1.02858E-5	-2.72210E-6	1.32531E-5	1.50521E-4
Ω	-1.71228E-6	-5.79508E-7	-2.72210E-6	7.28834E-7	-3.54781E-6	-3.98803E-5
ω	8.33673E-6	2.82154E-6	1.32531E-5	-3.54781E-6	1.76415E-5	1.94026E-4
M	9.45625E-5	3.20037E-5	1.50521E-4	-3.98803E-5	1.94026E-4	2.20302E-3

Date of computation: 2026-01-20 08:30 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

28.697

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

5 - 11*

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

0.655956

Unit

Source

[1]

Astrometry Summary

First Observation
Last Observation
Total Optical Observations (Discarded)

Optical

Value

Unit

Source

First Observation

Value

2026-01-16.274924

Unit

Source

[2]

Last Observation

Value

2026-01-20.255767

Unit

Source

[2]

Total Optical Observations (Discarded)

Value

26 (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

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 2026BO2 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	1975-02-05 11:19	> 1 mo	0.0437008	0.0007020	0.3169274
EARTH	1994-12-31 06:45	> 1 mo	0.0611988	0.0026918	0.2399674
EARTH	2026-01-18 11:44	< 1 min	0.0240197	0.0239060	0.0000379
EARTH	2056-12-25 03:40	> 1 mo	0.0959345	0.0020743	0.2773163
EARTH	2068-02-26 23:33	> 1 d	0.1524062	0.0182392	0.0670952
EARTH	2099-01-09 19:50	> 1 mo	0.0357387	0.0115507	0.3532467
EARTH	2110-02-18 10:30	> 1 mo	0.0816675	0.0122882	0.5955659
MARS	2118-08-19 10:10	> 1 d	0.0472591	0.0437377	0.0097032

Download as:

Stationary Points

Ecc. an. ast.	Ecc. an. Earth	Distance in au	Classification
359.67665731	18.43352679	0.02348974	MINIMUM
180.33662333	199.59709020	1.37359829	SADDLE
0.78621332	200.10341637	2.02461935	SADDLE
180.29885508	19.56786377	3.37524637	MAXIMUM

Download:

MOID Plots

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