Asteroids

2026EN2 help

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

Orbital Properties

Epoch

61200.0

MJD

Orbit type

Apollo

Perihelion (q)

0.691

Aphelion (Q)

1.720

Eccentricity (e)

0.426

Inclination (i)

18.7

deg

Orbit period (P)

483.5

Earth MOID

0.00810

U parameter

7.3

Next Earth close approach

Date

2030-03-06

Nominal distance (from Earth center)

0.18852

28202270

Maximum Brightness

26.1

mag

Risk

Object is not in risk list

Physical Properties

Absolute Magnitude (H)

26.6

mag

Diameter

13 - 28*

Taxonomic type

Rotation period (T)

Discovery Information

Discovery Date

2026-03-12

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

1.205577

1-sigma variation

0.000318

Unit

Eccentricity (e)

Value

0.426457

1-sigma variation

0.000210

Unit

Inclination (i)

Value

18.6992

1-sigma variation

0.0085

Unit

Long. of Ascending Node (Ω)

Value

352.6572

1-sigma variation

0.0002

Unit

Arg. of Perihelion (ω)

Value

272.8506

1-sigma variation

0.0067

Unit

Mean Anomaly (M)

Value

20.65223

1-sigma variation

0.00156

Unit

Perihelion distance

Value

0.691450

1-sigma variation

Unit

Aphelion distance

Value

1.719703

1-sigma variation

Unit

Asc. Node-Earth Sep.

Value

-0.040311

1-sigma variation

Unit

Desc. Node-Earth Sep.

Value

0.013980

1-sigma variation

Unit

MOID

Value

0.008099

1-sigma variation

Unit

Orbit Period

Value

483.4935

1-sigma variation

Unit

U parameter

Value

7.3

1-sigma variation

Unit

Covariance Matrix

	a	e	i	Ω	ω	M
a	1.01053E-7	6.66688E-8	2.69759E-6	7.66453E-8	-2.07275E-6	4.95507E-7
e	6.66688E-8	4.41335E-8	1.78329E-6	5.06046E-8	-1.34789E-6	3.27744E-7
i	2.69759E-6	1.78329E-6	7.21058E-5	2.04702E-6	-5.48616E-5	1.32471E-5
Ω	7.66453E-8	5.06046E-8	2.04702E-6	5.81514E-8	-1.56700E-6	3.76025E-7
ω	-2.07275E-6	-1.34789E-6	-5.48616E-5	-1.56700E-6	4.50803E-5	-1.00537E-5
M	4.95507E-7	3.27744E-7	1.32471E-5	3.76025E-7	-1.00537E-5	2.43444E-6

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

26.611

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

13 - 28*

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

0.634178

Unit

Source

[1]

Astrometry Summary

First Observation
Last Observation
Total Optical Observations (Discarded)

Optical

Value

Unit

Source

First Observation

Value

2026-03-12.354198

Unit

Source

[2]

Last Observation

Value

2026-03-13.442675

Unit

Source

[2]

Total Optical Observations (Discarded)

Value

40 (2)

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 2026EN2 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	1953-03-23 00:35	> 1 mo	0.1907717	0.0027989	4.6347305
EARTH	1957-03-14 11:30	> 1 mo	0.0078762	0.0061608	0.5905887
EARTH	1961-03-09 15:05	> 1 mo	0.1058664	0.0044757	0.9338860
EARTH	1982-09-24 01:10	> 1 w	0.1080381	0.0224954	0.2211501
EARTH	1986-09-18 15:26	> 1 d	0.0210887	0.0206795	0.0137698
EARTH	1990-09-12 07:58	> 1 d	0.1204148	0.0251958	0.0700093
EARTH	2022-03-19 11:01	611.8	0.1069106	0.0773717	0.0098518
EARTH	2026-03-14 09:14	< 1 min	0.0109552	0.0109405	0.0000049
EARTH	2030-03-06 12:20	564.3	0.1885205	0.1594840	0.0096792
EARTH	2043-09-22 06:54	> 1 d	0.0591837	0.0249078	0.0351622
EARTH	2047-09-13 06:01	> 1 d	0.1154179	0.0279592	0.0377554
EARTH	2071-03-18 10:34	1198.1	0.0755795	0.0176832	0.0198708
EARTH	2075-03-11 11:43	792.7	0.0859614	0.0447225	0.0137929
EARTH	2088-09-28 04:57	927.4	0.1904338	0.1464343	0.0147305
EARTH	2092-09-19 23:43	> 1 d	0.0326157	0.0258735	0.0137653
EARTH	2096-09-11 14:12	> 1 d	0.1312486	0.0409709	0.0326052
EARTH	2120-03-21 20:34	> 1 d	0.1446080	0.0063764	0.0776022
EARTH	2124-03-15 03:46	> 1 d	0.0157380	0.0113111	0.0554302

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Stationary Points

Ecc. an. ast.	Ecc. an. Earth	Distance in au	Classification
293.71925495	68.47995290	0.00809874	MINIMUM
65.32119811	252.46396360	0.02410863	MINIMUM
359.56171658	160.02939569	0.42343905	SADDLE
179.57910428	341.16931086	0.84797504	SADDLE
0.46957648	341.59306632	1.65429578	SADDLE
180.67261772	161.89982724	2.70184854	MAXIMUM

Download:

MOID Plots

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