Asteroids

2026EE3 help

Last update: 2026-03-18 10:55 UTC

Orbital Properties

Epoch

61200.0

MJD

Orbit type

Apollo

Perihelion (q)

0.869

Aphelion (Q)

1.864

Eccentricity (e)

0.364

Inclination (i)

4.7

deg

Orbit period (P)

583.2

Earth MOID

0.02074

U parameter

7.7

Next Earth close approach

Date

2034-03-14

Nominal distance (from Earth center)

0.12808

19160476

Maximum Brightness

24.3

mag

Risk

Object is not in risk list

Physical Properties

Absolute Magnitude (H)

mag

Diameter

17 - 40*

Taxonomic type

Rotation period (T)

Discovery Information

Discovery Date

2026-03-13

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

61200.0000

1-sigma variation

Unit

MJD

Semimajor Axis

Value

1.366020

1-sigma variation

0.000802

Unit

Eccentricity (e)

Value

0.364208

1-sigma variation

0.000456

Unit

Inclination (i)

Value

4.7061

1-sigma variation

0.0052

Unit

Long. of Ascending Node (Ω)

Value

348.8993

1-sigma variation

0.0013

Unit

Arg. of Perihelion (ω)

Value

254.0445

1-sigma variation

0.0022

Unit

Mean Anomaly (M)

Value

19.38544

1-sigma variation

0.00907

Unit

Perihelion distance

Value

0.868505

1-sigma variation

Unit

Aphelion distance

Value

1.863534

1-sigma variation

Unit

Asc. Node-Earth Sep.

Value

0.309338

1-sigma variation

Unit

Desc. Node-Earth Sep.

Value

0.084344

1-sigma variation

Unit

MOID

Value

0.020741

1-sigma variation

Unit

Orbit Period

Value

583.1548

1-sigma variation

Unit

U parameter

Value

7.7

1-sigma variation

Unit

Covariance Matrix

	a	e	i	Ω	ω	M
a	6.42418E-7	3.65639E-7	4.17532E-6	1.01364E-6	-7.06158E-7	-7.25562E-6
e	3.65639E-7	2.08178E-7	2.37544E-6	5.75849E-7	-3.85079E-7	-4.13371E-6
i	4.17532E-6	2.37544E-6	2.71559E-5	6.60790E-6	-4.82663E-6	-4.71013E-5
Ω	1.01364E-6	5.75849E-7	6.60790E-6	1.62098E-6	-1.37440E-6	-1.13866E-5
ω	-7.06158E-7	-3.85079E-7	-4.82663E-6	-1.37440E-6	4.80118E-6	6.99538E-6
M	-7.25562E-6	-4.13371E-6	-4.71013E-5	-1.13866E-5	6.99538E-6	8.21864E-5

Date of computation: 2026-03-18 10:55 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

25.973

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

17 - 40*

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

0.624043

Unit

Source

[1]

Astrometry Summary

First Observation
Last Observation
Total Optical Observations (Discarded)

Optical

Value

Unit

Source

First Observation

Value

2026-03-13.314331

Unit

Source

[2]

Last Observation

Value

2026-03-17.140958

Unit

Source

[2]

Total Optical Observations (Discarded)

Value

34 (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 1000 points and a final date not exceeding 2040/12/31 00:00.

Close Approaches for 2026EE3 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	1957-07-17 19:35	> 1 mo	0.0977390	0.0569224	0.4077603
EARTH	1965-07-28 11:35	> 1 mo	0.0601534	0.0585821	0.0890054
EARTH	1973-08-04 02:47	> 1 mo	0.0872444	0.0579472	0.4214843
EARTH	1981-08-11 06:28	> 1 w	0.1903956	0.0559216	0.5650508
EARTH	2002-03-10 14:42	> 1 w	0.1969816	0.0161997	0.3812623
EARTH	2010-03-17 04:30	> 1 w	0.0869109	0.0191234	0.2872613
EARTH	2018-03-23 00:38	> 1 d	0.0220767	0.0204095	0.0163317
EARTH	2026-03-22 10:51	< 1 min	0.0260393	0.0259524	0.0000290
EARTH	2034-03-14 18:31	> 1 d	0.1280799	0.0185087	0.0435689
EARTH	2061-08-10 00:50	> 1 w	0.1436922	0.0540073	0.1279618
EARTH	2069-08-02 05:07	> 1 w	0.0587762	0.0554752	0.0443978
EARTH	2077-07-23 22:30	> 1 mo	0.0811719	0.0543275	0.1443429
EARTH	2085-06-27 14:21	> 1 mo	0.1416573	0.0509696	0.1275728
EARTH	2093-05-29 01:47	> 1 mo	0.1628721	0.1627252	0.0010853
EARTH	2101-05-02 22:04	> 1 mo	0.1433548	0.0166086	0.1350096
EARTH	2109-04-08 14:15	> 1 mo	0.0908982	0.0157753	0.2383219
EARTH	2117-03-29 12:59	> 1 w	0.0430202	0.0218320	0.1509534
EARTH	2125-03-29 22:30	> 1 d	0.0454474	0.0219634	0.0322610

Download as:

Stationary Points

Ecc. an. ast.	Ecc. an. Earth	Distance in au	Classification
317.01917647	77.61765767	0.02074099	MINIMUM
46.83230498	203.79390793	0.05610198	MINIMUM
3.18337337	142.48712839	0.16277536	SADDLE
181.11416214	319.58370625	0.88256206	SADDLE
1.88597026	320.57062614	1.85447777	SADDLE
180.77674160	139.36264373	2.87416398	MAXIMUM

Download:

MOID Plots

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