Asteroids

2026EQ1 help

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

Orbital Properties

Epoch

61200.0

MJD

Orbit type

Apollo

Perihelion (q)

0.386

Aphelion (Q)

2.545

Eccentricity (e)

0.737

Inclination (i)

4.3

deg

Orbit period (P)

648.1

Earth MOID

0.00131

U parameter

7.2

Next Earth close approach

Date

2038-11-09

Nominal distance (from Earth center)

0.16137

24140453

Maximum Brightness

27.1

mag

Risk

Object is in risk list

Physical Properties

Absolute Magnitude (H)

27.6

mag

Diameter

8 - 18*

Taxonomic type

Rotation period (T)

Discovery Information

Discovery Date

2026-03-08

Observatory

Catalina Sky 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

1.465572

1-sigma variation

0.000450

Unit

Eccentricity (e)

Value

0.736759

1-sigma variation

0.000123

Unit

Inclination (i)

Value

4.2634

1-sigma variation

0.0009

Unit

Long. of Ascending Node (Ω)

Value

349.2941

1-sigma variation

4.984E-5

Unit

Arg. of Perihelion (ω)

Value

295.1358

1-sigma variation

0.0006

Unit

Mean Anomaly (M)

Value

24.87666

1-sigma variation

0.00808

Unit

Perihelion distance

Value

0.385798

1-sigma variation

Unit

Aphelion distance

Value

2.545345

1-sigma variation

Unit

Asc. Node-Earth Sep.

Value

-0.496791

1-sigma variation

Unit

Desc. Node-Earth Sep.

Value

-0.017273

1-sigma variation

Unit

MOID

Value

0.001305

1-sigma variation

Unit

Orbit Period

Value

648.0508

1-sigma variation

Unit

U parameter

Value

7.2

1-sigma variation

Unit

Covariance Matrix

	a	e	i	Ω	ω	M
a	2.02247E-7	5.55072E-8	4.18529E-7	-1.50256E-8	2.77925E-7	-3.63555E-6
e	5.55072E-8	1.52358E-8	1.14798E-7	-4.08799E-9	7.65010E-8	-9.97742E-7
i	4.18529E-7	1.14798E-7	8.73183E-7	-3.41331E-8	5.67884E-7	-7.52505E-6
Ω	-1.50256E-8	-4.08799E-9	-3.41331E-8	2.48420E-9	-1.65838E-8	2.70977E-7
ω	2.77925E-7	7.65010E-8	5.67884E-7	-1.65838E-8	4.11647E-7	-4.99033E-6
M	-3.63555E-6	-9.97742E-7	-7.52505E-6	2.70977E-7	-4.99033E-6	6.53530E-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

27.625

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

8 - 18*

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

0.7

Unit

Source

[1]

Unobserved

Value

Unit

Source

[1]

Normalized RMS of residuals

Value

0.774102

Unit

Source

[1]

Astrometry Summary

First Observation
Last Observation
Total Optical Observations (Discarded)

Optical

Value

Unit

Source

First Observation

Value

2026-03-08.39477

Unit

Source

[2]

Last Observation

Value

2026-03-09.08474

Unit

Source

[2]

Total Optical Observations (Discarded)

Value

60 (6)

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 2026EQ1 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
MERCURY	1964-11-20 23:07	> 1 w	0.0410245	0.0346782	0.1282610
MERCURY	1970-02-10 05:40	> 1 w	0.0417923	0.0239332	0.1894779
MERCURY	1977-03-06 19:14	> 1 w	0.0345769	0.0342027	0.0249325
MERCURY	1982-05-27 00:38	> 1 w	0.0234991	0.0234492	0.0066880
EARTH	1987-10-30 07:26	> 1 d	0.1147398	0.0546473	0.0597345
MERCURY	1994-09-11 05:18	> 1 w	0.0446783	0.0259897	0.0477378
EARTH	1994-11-04 20:00	> 1 d	0.0628106	0.0546698	0.0292824
EARTH	2001-11-10 09:29	> 1 d	0.1692038	0.0554818	0.0511413
EARTH	2019-03-04 04:37	1215.1	0.1204284	0.0619727	0.0194873
EARTH	2026-03-09 06:07	< 1 s	0.0018613	0.0018602	0.0000004
EARTH	2038-11-09 18:24	> 1 d	0.1613690	0.0685522	0.0355485
EARTH	2042-03-01 21:15	> 1 d	0.1713492	0.0271985	0.0480576
MERCURY	2049-05-10 19:28	> 1 d	0.0251146	0.0248732	0.0110370
MERCURY	2054-09-20 21:36	> 1 w	0.0472960	0.0358050	0.0581834
EARTH	2054-11-02 13:00	> 1 d	0.0599834	0.0580335	0.0207618
EARTH	2070-10-26 07:39	> 1 d	0.1940569	0.0595427	0.1658994
EARTH	2081-03-13 08:13	> 1 w	0.0920184	0.0002726	0.2083694
MERCURY	2083-01-29 14:22	> 1 w	0.0286661	0.0250225	0.1189550
MERCURY	2088-06-12 06:22	> 1 w	0.0351761	0.0343063	0.0649741
EARTH	2097-03-07 13:27	> 1 w	0.0452716	0.0009398	0.2494277
MERCURY	2097-04-11 20:15	> 1 w	0.0474860	0.0259358	0.2862305
EARTH	2109-11-08 02:19	> 1 d	0.1013035	0.0601465	0.0590394
MERCURY	2116-10-19 09:08	> 1 w	0.0293947	0.0253308	0.1380348
MERCURY	2122-02-28 07:39	> 1 mo	0.0477006	0.0365101	0.2530226
EARTH	2125-10-30 14:05	> 1 w	0.1298047	0.0602062	0.4180589

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Stationary Points

Ecc. an. ast.	Ecc. an. Earth	Distance in au	Classification
295.98332608	63.00634115	0.00130540	MINIMUM
63.77093816	296.73021212	0.05752134	MINIMUM
359.83505504	179.64644893	0.63246348	SADDLE
359.92414495	359.88638918	1.36867532	SADDLE
179.92912896	0.05837312	1.56547312	SADDLE
180.03147475	180.09800620	3.56054282	MAXIMUM

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MOID Plots

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

Level lines of the squared distance function

2026EQ1

Date in UTC	MJD	σ	σ_imp	Distance ± Width in RE	Stretching in RE	IP	Impact energy	PS	TS
2072-03-09.095	77910.095	3.767	0.000	0.92 ± 0.002	4.69E6	8.45E-11	1.47E-1	-10.88	0
2072-03-09.100	77910.100	3.671	0.000	1.00 ± 0.001	2.01E5	2.44E-9	1.47E-1	-9.42	0


Based on 60 optical observations (of which 6 are rejected as outliers) from 2026/03/08.395 to 2026/03/09.085.
Coordinates are given on the Target Plane.
Unit is one Earth radius, but impact cross section has radius between 1.09 and 1.09 Earth radii.
Coordinates for LOV = EQU scaled= 1 second= F.
Aegis software version= 5.0, Date of computation=20260311 121001.862 UTC.

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Download Impactor Table as: