Asteroids

2026MY help

Last update: 2026-06-25 12:45 UTC

Orbital Properties

Epoch

61200.0

MJD

Orbit type

Apollo

Perihelion (q)

0.959

Aphelion (Q)

3.466

Eccentricity (e)

0.567

Inclination (i)

2.2

deg

Orbit period (P)

1202.1

Earth MOID

0.00987

U parameter

8.0

Next Earth close approach

Date

2062-07-23

Nominal distance (from Earth center)

0.05735

8579316

Maximum Brightness

34.1

mag

Risk

Object is not in risk list

Physical Properties

Absolute Magnitude (H)

26.3

mag

Diameter

15 - 30*

Taxonomic type

Rotation period (T)

Discovery Information

Discovery Date

2026-06-20

Observatory

University of Arizona 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

61200.0000

1-sigma variation

Unit

MJD

Semimajor Axis

Value

2.212537

1-sigma variation

0.003425

Unit

Eccentricity (e)

Value

0.566681

1-sigma variation

0.000693

Unit

Inclination (i)

Value

2.2233

1-sigma variation

0.0018

Unit

Long. of Ascending Node (Ω)

Value

110.1417

1-sigma variation

0.0039

Unit

Arg. of Perihelion (ω)

Value

197.7655

1-sigma variation

0.0024

Unit

Mean Anomaly (M)

Value

346.97850

1-sigma variation

0.03206

Unit

Perihelion distance

Value

0.958734

1-sigma variation

Unit

Aphelion distance

Value

3.466340

1-sigma variation

Unit

Asc. Node-Earth Sep.

Value

2.278151

1-sigma variation

Unit

Desc. Node-Earth Sep.

Value

-0.041100

1-sigma variation

Unit

MOID

Value

0.009873

1-sigma variation

Unit

Orbit Period

Value

1202.0823

1-sigma variation

Unit

U parameter

Value

8.0

1-sigma variation

Unit

Covariance Matrix

	a	e	i	Ω	ω	M
a	1.17325E-5	2.37201E-6	6.23228E-6	1.31958E-5	-8.12159E-6	1.09811E-4
e	2.37201E-6	4.79557E-7	1.26001E-6	2.66775E-6	-1.64186E-6	2.22009E-5
i	6.23228E-6	1.26001E-6	3.31251E-6	6.98986E-6	-4.29020E-6	5.83304E-5
Ω	1.31958E-5	2.66775E-6	6.98986E-6	1.50425E-5	-9.37844E-6	1.23515E-4
ω	-8.12159E-6	-1.64186E-6	-4.29020E-6	-9.37844E-6	5.92358E-6	-7.60259E-5
M	1.09811E-4	2.22009E-5	5.83304E-5	1.23515E-4	-7.60259E-5	1.02778E-3

Date of computation: 2026-06-25 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

26.276

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

15 - 30*

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

[-]

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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

0.515178

Unit

Source

[1]

Astrometry Summary

First Observation
Last Observation
Total Optical Observations (Discarded)

Optical

Value

Unit

Source

First Observation

Value

2026-06-19.2042

Unit

Source

[2]

Last Observation

Value

2026-06-25.052884

Unit

Source

[2]

Total Optical Observations (Discarded)

Value

47 (3)

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 2026MY 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	1970-09-01 13:30	> 1 mo	0.0321766	0.0281608	0.1716614
EARTH	2026-06-25 18:12	< 1 s	0.0137394	0.0136963	0.0000144
MARS	2055-09-24 13:28	> 1 w	0.0484000	0.0465220	0.0832808
EARTH	2062-07-23 22:56	> 1 mo	0.0573492	0.0353282	0.0890527
EARTH	2098-09-14 10:42	> 1 d	0.0807338	0.0325844	0.0353899
EARTH	2121-07-07 20:46	> 1 mo	0.0292760	0.0100721	0.1768456

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Stationary Points

Ecc. an. ast.	Ecc. an. Earth	Distance in au	Classification
342.79507785	171.27276892	0.00987326	MINIMUM
15.76677768	233.75182171	0.02900432	MINIMUM
0.05745503	204.00769827	0.05787999	SADDLE
359.46399785	22.84946988	1.94353227	SADDLE
179.85842598	23.30523452	2.48157956	SADDLE
179.83105633	203.28759188	4.48174000	MAXIMUM

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MOID Plots

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