Asteroids

2026EU help

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

Orbital Properties

Epoch

61200.0

MJD

Orbit type

Apollo

Perihelion (q)

0.717

Aphelion (Q)

2.039

Eccentricity (e)

0.479

Inclination (i)

14.8

deg

Orbit period (P)

591.1

Earth MOID

0.00355

U parameter

7.1

Next Earth close approach

Date

2030-09-25

Nominal distance (from Earth center)

0.09689

14494045

Maximum Brightness

24.7

mag

Risk

Object is in risk list

Physical Properties

Absolute Magnitude (H)

27.3

mag

Diameter

9 - 21*

Taxonomic type

Rotation period (T)

Discovery Information

Discovery Date

2026-03-09

Observatory

JPL SynTrack Robotic Telescope, Auberry

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

1.378357

1-sigma variation

0.000343

Unit

Eccentricity (e)

Value

0.479462

1-sigma variation

0.000167

Unit

Inclination (i)

Value

14.7702

1-sigma variation

0.0047

Unit

Long. of Ascending Node (Ω)

Value

167.7854

1-sigma variation

2.390E-6

Unit

Arg. of Perihelion (ω)

Value

277.4404

1-sigma variation

0.0024

Unit

Mean Anomaly (M)

Value

88.70054

1-sigma variation

0.03765

Unit

Perihelion distance

Value

0.717488

1-sigma variation

Unit

Aphelion distance

Value

2.039226

1-sigma variation

Unit

Asc. Node-Earth Sep.

Value

0.007002

1-sigma variation

Unit

Desc. Node-Earth Sep.

Value

0.124287

1-sigma variation

Unit

MOID

Value

0.003548

1-sigma variation

Unit

Orbit Period

Value

591.0726

1-sigma variation

Unit

U parameter

Value

7.1

1-sigma variation

Unit

Covariance Matrix

	a	e	i	Ω	ω	M
a	1.17910E-7	5.72452E-8	1.62484E-6	4.75302E-10	8.34488E-7	-1.29288E-5
e	5.72452E-8	2.77931E-8	7.88863E-7	2.30351E-10	4.05055E-7	-6.27693E-6
i	1.62484E-6	7.88863E-7	2.23942E-5	6.62673E-9	1.14990E-5	-1.78164E-4
Ω	4.75302E-10	2.30351E-10	6.62673E-9	5.71380E-12	3.42782E-9	-5.21202E-8
ω	8.34488E-7	4.05055E-7	1.14990E-5	3.42782E-9	5.92153E-6	-9.15028E-5
M	-1.29288E-5	-6.27693E-6	-1.78164E-4	-5.21202E-8	-9.15028E-5	1.41764E-3

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

27.287

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

9 - 21*

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

0.781824

Unit

Source

[1]

Astrometry Summary

First Observation
Last Observation
Total Optical Observations (Discarded)

Optical

Value

Unit

Source

First Observation

Value

2026-03-08.352356

Unit

Source

[2]

Last Observation

Value

2026-03-13.06738

Unit

Source

[2]

Total Optical Observations (Discarded)

Value

46 (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 2026EU 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	1971-03-06 06:09	> 1 d	0.0312934	0.0054896	0.0632097
EARTH	1975-09-23 09:19	> 1 d	0.0639456	0.0515537	0.0338008
EARTH	1992-03-15 20:53	> 1 d	0.1603059	0.0006276	0.0537667
EARTH	2005-02-20 08:58	> 1 d	0.1885978	0.0656633	0.0413634
EARTH	2009-09-16 02:46	> 1 d	0.1201811	0.0518993	0.0320790
EARTH	2026-03-08 02:09	< 1 s	0.0034156	0.0034122	0.0000011
EARTH	2030-09-25 17:03	834.7	0.0968867	0.0710594	0.0095183
EARTH	2060-03-05 12:18	> 1 d	0.0368841	0.0018141	0.0667985
EARTH	2064-09-22 02:18	46.8	0.0589345	0.0589228	0.0000732
EARTH	2081-03-12 11:55	> 1 w	0.0811281	0.0000205	0.2159938
EARTH	2085-09-29 17:53	> 1 w	0.1648241	0.0519744	0.2208608
EARTH	2098-09-13 09:56	> 1 w	0.1966078	0.0551183	0.2253601
EARTH	2115-03-06 01:22	> 1 w	0.0590705	0.0013379	0.1528180
EARTH	2119-09-22 20:39	> 1 d	0.0605950	0.0592975	0.0149366

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Stationary Points

Ecc. an. ast.	Ecc. an. Earth	Distance in au	Classification
54.45031786	61.87360241	0.00354784	MINIMUM
301.75721681	254.95650998	0.05603219	MINIMUM
357.30271628	336.90755879	0.34307007	SADDLE
178.92842716	160.25144024	1.08716502	SADDLE
358.70760888	159.31685966	1.71955883	SADDLE
180.01609394	340.92834658	3.00199473	MAXIMUM

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MOID Plots

Click on the images to zoom-in and zoom-out

Level lines of the squared distance function

2026EU

Date in UTC	MJD	σ	Distance ± Width in RE	Stretching in RE	IP	Impact energy	PS
2109-03-09.206	91423.206	0.564	0.62 ± 0.000	4.60E7	1.58E-8	1.12E-1	-8.96
2109-03-09.211	91423.211	0.637	1.18 ± 0.000	6.81E6	9.61E-8	1.12E-1	-8.17
2110-03-09.457	91788.457	-4.098	0.85 ± 0.001	2.46E5	6.58E-10	1.11E-1	-10.35
2110-03-09.464	91788.464	0.214	0.44 ± 0.000	3.03E5	3.14E-6	1.12E-1	-6.66
2114-03-09.456	93249.456	2.687	0.43 ± 0.002	6.64E5	3.76E-8	1.13E-1	-8.61
2116-03-08.935	93979.935	-4.547	1.16 ± 0.000	1.87E6	1.59E-11	1.11E-1	-11.99
2117-03-09.181	94345.181	0.560	0.28 ± 0.000	2.08E6	3.95E-7	1.12E-1	-7.60
2118-03-09.453	94710.453	-1.990	0.39 ± 0.000	1.75E5	7.48E-7	1.12E-1	-7.33
2119-03-09.719	95075.719	0.579	1.08 ± 0.001	2.57E6	1.72E-7	1.12E-1	-7.97
2119-03-09.721	95075.721	0.592	1.13 ± 0.001	1.81E6	1.88E-7	1.12E-1	-7.93


Based on 46 optical observations (of which 0 are rejected as outliers) from 2026/03/08.352 to 2026/03/13.067.
Coordinates are given on the Target Plane.
Unit is one Earth radius, but impact cross section has radius between 1.24 and 1.24 Earth radii.
Coordinates for LOV = EQU scaled= 1 second= F.
Aegis software version= 5.0, Date of computation=20260313 141315.234 UTC.

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